| MEDIATEK INC. Patent applications |
| Patent application number | Title | Published |
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| 20120036459 | Apparatuses and Methods for Arranging and Manipulating Menu Items - An electronic interaction apparatus is provided with a processing unit. The processing unit configures a touch screen to display a first set of the menu items in a first row on the touch screen, and to display a second set of the menu items in a second row on the touch screen. Particularly, the first row is lower than the second row, and the menu items in the second set are smaller than the menu items in the first set. | 02-09-2012 |
| 20120036435 | Apparatuses and Methods for Rearranging Menu Items - An electronic interaction apparatus is provided with a processing unit. The processing unit detects a drag event on a touch screen to indicate a first position to which a menu item is moved, and determines whether the first position corresponds to a page indicator other than a currently highlighted page indicator. If so, the processing unit further configures the touch screen to display a plurality of first menu items corresponding to the page indicator. | 02-09-2012 |
| 20120034891 | METHOD FOR DYNAMICALLY ADJUSTING SIGNAL PROCESSING PARAMETERS FOR PROCESSING WANTED SIGNAL AND COMMUNICATIONS APPARATUS UTILIZING THE SAME - A communications apparatus is provided. A signal processing device receives an RF signal comprising a wanted signal complying with a first wireless communications protocol from an air interface and processes the RF signal according to one or more signal processing parameter(s) to obtain the wanted signal. An interference detector analyzes one or more characteristic(s) of an interference signal of the wanted signal. The interference signal complies with a second wireless communications protocol different from the first wireless communication protocol. A coexistence optimization controller is coupled to the signal processing device and the interference detector, obtains information regarding the characteristic(s) of the interference signal from the interference detector and dynamically adjusts the signal processing parameter(s) according to the characteristic(s) of the interference signal. | 02-09-2012 |
| 20120033762 | METHOD FOR DYNAMICALLY ADJUSTING ONE OR MORE RF PARAMETERS AND COMMUNICATIONS APPARATUSE UTILIZING THE SAME - A communications apparatus is provided. A radio frequency (RF) circuit is arranged to receive an RF signal from an antenna and process the RF signal according to one or more RF parameters to generate an intermediate signal. A signal processing unit is arranged to process the intermediate signal to generate a processed signal and generates signal processing information regarding requirements for processing the intermediate signal. An RF circuit controller is coupled to the RF circuit and the signal processing unit and arranged to dynamically adjust the RF parameters according to the signal processing information. | 02-09-2012 |
| 20120033719 | TRANSMITTER AND CONTROL METHOD FOR TRANSMITTING AND CALIBRATING A PHASE SIGNAL AND AN AMPLITUDE SIGNAL - A transmitter for transmitting and calibrating a phase signal and an amplitude signal. The transmitter comprises a phase modulation path, an amplitude modulation path, and a control unit. The phase modulation path transmits the phase signal. The amplitude modulation path transmits the amplitude signal. The control unit delays the signal on at least one of the phase modulation path and the amplitude modulation. | 02-09-2012 |
| 20120033613 | Enhanced rach design for machine-type communications - An adaptive RACH operation is proposed for machine-type communications (MTC) in a 3GPP wireless network. The adaptive RACH operation is based on context information to reduce RACH collision probability, to control network overload, and to enhance system performance. The context information includes device related information and network related information. Device related information includes device type and service or application type. Network related information includes network load information and historical statistics information. Based on the context information, an MTC device adjusts various network access and RACH parameters by applying adaptive RACH operation in different levels. For example, in the application level and the network level, the MTC device adjusts its access probability or RACH backoff time for RACH access. In the radio access network (RAN) level, the MTC device adjusts its access probability or RACH backoff time, or transmits RACH preambles using adjusted RACH radio resources and preambles. | 02-09-2012 |
| 20120023426 | Apparatuses and Methods for Position Adjustment of Widget Presentations - An electronic interaction apparatus for position adjustment of widget presentations is provided. In the electronic interaction apparatus, a touch screen comprising a first area and a second area is coupled thereto. A processing unit determines that an image of a widget is dragged and dropped within the second area. Also, the processing unit adjusts the dropped image back to the first area. | 01-26-2012 |
| 20120023424 | Apparatuses and Methods for Generating Full Screen Effect by Widgets - An electronic interaction apparatus with a touch screen coupled thereto is provided. In the electronic interaction apparatus, a processing unit executes a widget, and the widget generates a widget image and at least one display object. Also, the widget displays the widget image in a frame on the touch screen, and displays the display object outside of the frame. | 01-26-2012 |
| 20120021702 | INTELLIGENT TRANSMISSION ANTENNA SELECTION METHOD AND COMMUNICATIONS APPARATUS UTILIZING THE SAME - A communications apparatus. Multiple antennas are arranged to receive downlink signals and transmit uplink signals. A transceiver module is arranged to receive the downlink signals from the antennas and pass the uplink signals to an antenna selection device. The antenna selection device is coupled between the antennas and the transceiver module and arranged to receive the uplink signals to be transmitted from the transceiver module and dynamically pass the uplink signals to one of the antennas according to an antenna selection signal. A processor is arranged to receive the downlink signals from the transceiver module, calculate short-term signal qualities of the downlink signals and generate the antenna selection signal according to the short-term signal qualities. | 01-26-2012 |
| 20120021697 | RADIO FREQUENCY SIGNAL PROCESSING CIRCUIT AND QUADRATURE POWER AMPLIFIER - A quadrature power amplifier capable of operating in a single-output mode and a multiple-output mode. When operating in the single-output mode, a first quadrature coupler receives a first input signal, and splits and phase-shifts the first input signal into two first split signals. A first power amplifier receives and amplifies one of the two first split signals to generate a first amplified signal. The second power amplifier receives and amplifies the other one of the two first split signals to generate a second amplified signal. The second quadrature coupler receives the first amplified signal and the second amplified signal, and phase-shifts and combines the first amplified signal and the second amplified signal into a first output signal. | 01-26-2012 |
| 20120016610 | Temperature Measurement Devices - A temperature measurement device is provided to measure an environment temperature and includes a thermistor, a resistor, a determination circuit, and a measurement circuit. The thermistor is coupled to a first node. The thermistor has a specific impedance value at a specific environment temperature point. The resistor has a first terminal coupled to the first node. The determination circuit determines a real impedance value of the resistor. The measurement circuit is coupled to the first node for receiving a measurement value signal generated at the first node and obtains a value of the specific environment temperature point according to the measurement value signal and the real impedance value of the resistor. | 01-19-2012 |
| 20120011289 | FIFO SYSTEM AND OPERATING METHOD THEREOF - FIFO systems and operating method thereof are provided to transfer data between a first device and a second device. In the FIFO system, a memory controller serves as an interface to access a memory device for storage of the data, and a CPU processes instructions to control the data transfer. Two data FIFOs serve as data buffers for data transactions to and from the first and second devices, and two status FIFOs serve as an instruction buffers for status transactions between the first, second devices and the CPU. A data controller connects the memory controller and the two data FIFOs for direct data delivery therebetween. | 01-12-2012 |
| 20120008725 | TIMING RECOVERY APPARATUS AND METHOD THEREOF - A multimedia processing system for processing a program stream containing a program clock reference information. The system comprises a clock generator, a timer, a modifier, a processing unit, a parser and a compensator. The clock generator generates a clock signal. The timer receives the clock signal and generates a time information. The modifier incorporates a timing reference information into the program stream, wherein the timing reference information is provided according to the time information and the program clock reference information. The processing unit processes the program stream to generate a data stream incorporated with the timing reference information. The parser extracts the timing reference information from the data stream. And, the compensator generates a control signal according to the timing reference information. Wherein the clock generator receives the control signal and adjusts the clock signal. | 01-12-2012 |
| 20120008688 | Method and Apparatus of Temporal Motion Vector Prediction - An apparatus and method for motion vector prediction for a current block in a picture are disclosed. In video coding systems, the spatial and temporal redundancy is exploited using spatial and temporal prediction to reduce the information to be transmitted. Motion Vector Prediction (MVP) has been used to further conserve the bitrate associated with motion vector. In conventional temporal MVP, the predictor is often based on a single candidate such as the co-located motion vector in the previous frame/picture. If the co-located motion vector in the previous frame/picture does not exist, the predictor for the current block is not available. A technique for improved MVP is disclosed where the MVP utilized multiple candidates based on co-located motion vectors from future and/or past reference pictures. The candidates are arranged according to priority order to provide better availability of MVP and also to provide more accurate prediction. Furthermore, the MVP technique disclosed can be operated in a closed-loop fashion so that no additional side information or minimum additional side information is required. | 01-12-2012 |
| 20110316858 | Apparatuses and Methods for Real Time Widget Interactions - An electronic interaction apparatus is provided with a touch screen and a processing unit. The processing unit executes a first widget and a second widget, wherein the first widget generates an animation on the touch screen and modifies the animation in response to an operating status change of the second widget. | 12-29-2011 |
| 20110314538 | Computing System Providing Normal Security and High Security Services - A computing system and method providing normal security services and high security services are disclosed. The computing system includes hardware resources, a processor core and an access right checker. The hardware resources are grouped into resource security levels. The processor, switching between a normal security and a high security state, assigns a user access right to a request. In comparison with the normal security state, user access right assigned in the high security state further allows the request to use the hardware resources of a higher resource security level. According to the assigned user access right and the resource security levels of required hardware resources of the request, the access right checker determines whether the request has the authority to use the hardware resources, and thereby, the access right checker executes the request or responds the issued request with an exception. | 12-22-2011 |
| 20110314198 | Wireless Peripheral Chips, Host Devices and Multi-Interface Communication Apparatuses - A wireless peripheral chip operable to connect to a host device is provided. The wireless peripheral chip includes a first wireless communication module providing a first wireless communication service for the host device and a second wireless communication module providing a second wireless communication service for the host device. The first wireless communication module and the second wireless communication module share at least one interrupt signal for communicating with the host device. | 12-22-2011 |
| 20110311208 | Portable Multimedia Playback Apparatus - A portable multimedia playback apparatus is provided. The portable multimedia playback apparatus comprises a first video processing unit, a second video processing unit, a third video processing unit, a multiplexer, and a digital-to-analog converter (DAC). The first video processing unit generates a digital video signal. The second video processing unit processes the digital video signal to generate a TV compatible signal. The third video processing unit processes the digital video signal to generate a flat panel compatible signal. The multiplexer selects one of the TV compatible signal and the flat panel compatible signal. The DAC outputs an analog video signal after converting the selected signal. | 12-22-2011 |
| 20110310830 | Method for Coordinating Transmissions Between Different Communications Apparatuses and Communication Sapparatuses Utilizing the Same - A communication apparatus is provided. A controller module generates a suggested sub-frame pattern describing suggested arrangement of one or more almost blank sub-frame(s) in one or more frame(s) and schedules control signal and/or data transmissions according to the suggested sub-frame pattern. A radio frequency module transmits at least a first signal carrying information regarding the suggested sub-frame pattern to a peer communications apparatus. The peer communications apparatus does not schedule data transmissions in the almost blank sub-frame(s). | 12-22-2011 |
| 20110310741 | APPARATUSES AND METHODS FOR COORDINATION BETWEEN PLURALITY OF CO-LOCATED WIRELESS COMMUNICATION MODULES VIA ONE WIRE - The invention provides a mobile communication device having a Packet Traffic Arbitrator (PTA) module and a first wireless communication module, coupled to the PTA module via only one wire and configured to perform a first wireless transceiving. The first wireless communication module sends a first request indicating a remaining period of time for a second wireless communication module to use to the PTA module via the wire, and receives, via the wire, a first response indicating whether the first request has been accepted. | 12-22-2011 |
| 20110305277 | SYSTEM AND METHOD FOR CONTENT ADAPTIVE CLIPPING - A system and method of content adaptive pixel intensity processing are described. In video processing system, due to various mathematic operations applied to the data, the processed video data may be become exceeding a range of original data and result in artifacts. Content adaptive clipping method is disclosed which takes into account the dynamic characteristics of the video data. Accordingly the method configures the video data into a predefined set which can be a partial picture, a frame or a group of frames. The data range of the original associated with the predefined set is determined The processed video data is clipped according to the range computed for the predefined set. | 12-15-2011 |
| 20110305274 | APPARATUS AND METHOD OF ADAPTIVE OFFSET FOR VIDEO CODING - An apparatus and method for content adaptive offset restoration are described. In video processing system, due to various mathematic operations applied to the data, the mean intensity of the processed video data may be shifted from mean intensity of original data. The intensity offset will result in noticeable artifacts. Accordingly adaptive offset restoration is disclosed which derives intensity offset for a region of a picture based on the dynamic characteristics of underlying pixels. According to the characteristics measurement of underlying pixels, the pixels in each region are classified into classes and an intensity offset is determined for each class. The characteristics measurement may be based on pixel patterns at an underlying pixel and the characteristics may be related to edge, peak and valley at the underlying pixel. Alternatively, the characteristics measurement may be based on pixel intensity of an underlying pixel and the pixel intensity is partitioned into multiple bands for classification. | 12-15-2011 |
| 20110299591 | VIDEO PROCESSING APPARATUS AND METHOD - A video processing apparatus is provided. The video processing apparatus includes a decoder, a controller and a display device. The decoder decodes a bitstream, wherein the bitstream comprises a plurality of frames and each frame in the plurality of frames is sub-divided into a plurality of regions. The controller is coupled to the decoder, for determining whether each region of a current frame in the plurality of frames is an intra-coded region or an inter-coded region with reference to the regions in at least one reference frame in the plurality of frames. The display device is coupled to the controller, for displaying the current frame of the plurality of frames when all regions in the current frame are the intra-coded regions or the inter-coded regions with reference to the regions in the available reference frame. | 12-08-2011 |
| 20110299373 | APPARATUS HAVING SWITCHABLE SERVO GAINS AND OFFSETS FOR OPTICAL DISK DRIVE AND METHOD THEREOF - An apparatus having switchable servo gains and offsets for an optical disk drive adjusts its gains and offsets through the coupling of a servo signal and a switch with several changeable paths. The servo signals are either designated to undergo signal reduction with respect to a first offset through the switch and then be output after a first gain unit performed proportional conversion, or designated to undergo signal reduction with respect to a second offset and then be output after a second gain unit performed proportional conversion. The switch is switched on/off in the light of the working status of the pick-up head, for example, seeking or tracking, at a data area or at a blank area, and at a groove area or at a land area, so as to choose different offsets and gains to have the conversion of the servo signals. | 12-08-2011 |
| 20110296095 | DATA MOVEMENT ENGINE AND MEMORY CONTROL METHODS THEREOF - A data movement engine (DME) for an electronic device is disclosed. The DME has an address generating module and a direct memory access (DMA) module. When the memory is switched to a lower power consumption state, a refresh area of a memory of the electronic device is refreshed and a non-refresh area of the memory is not refreshed. The address generating module obtains at least one source address of data in the non-refresh area, and generates at least one destination address for moving data from the non-refresh area to the refresh area and thereby a source-to-destination mapping table is generated. The DMA module performs a first data movement to move data from the non-refresh area to the refresh area according to the source-to-destination mapping table and independently of a microprocessor of the electronic device. | 12-01-2011 |
| 20110294548 | METHODS FOR HANDLING AN APPARATUS TERMINATED COMMUNICATION REQUEST AND COMMUNICATION APPARATUSES UTILIZING THE SAME - A communication apparatus is provided. A first subscriber identity card is with a first address and camps on a first cell. A second subscriber identity card is with a second address and camps on a second cell. A processor determines whether a first communication status of the first subscriber identity card reaches a first limitation, determines whether a second communication status of the second subscriber identity card reaches a second limitation, and determines whether to activate a service instructing the first wireless network to transfer a first apparatus terminated communication request of the first subscriber identity card to the second subscriber identity card according to determination results for the first communication status and the second communication status, wherein the first apparatus terminated communication request is initiated from a peer communication entity to request for establishing wireless communication with the first subscriber identity card. | 12-01-2011 |
| 20110291250 | SEMICONDUCTOR CHIP PACKAGE - A semiconductor chip package is provided. The semiconductor chip package includes a lead frame having a chip carrier. A semiconductor chip is mounted on the chip carrier, having a plurality of bonding pads thereon. A package substrate has a cavity therein to accommodate the chip carrier and the semiconductor chip, wherein at least one of the bonding pads of the semiconductor chip is electrically coupled to the package substrate. | 12-01-2011 |
| 20110289352 | METHOD FOR DATA RECOVERY FOR FLASH DEVICES - The invention provides a method for data recovery. In one embodiment, a memory comprises a plurality of pages for data storage. First, first data is obtained from a host. A first page for storing the first data is then selected from the pages of the memory. A start page link indicating the first page is then stored in the memory. The first data, a first page link indicating a next page, and first FTL fragment data corresponding to the first page are then written into the first page. Next data is then obtained from the host. The next data, a next page link indicating a subsequent page, and FTL fragment data corresponding to the next page are written into the next page. | 11-24-2011 |
| 20110286271 | MEMORY SYSTEMS AND METHODS FOR READING DATA STORED IN A MEMORY CELL OF A MEMORY DEVICE - A memory system is provided. A memory device includes multiple memory cells for storing data. A controller is coupled to the memory device for accessing the memory device. When reading the data stored in a memory cell, the controller receives a digital signal representing content of the data stored in the memory cell, and detects a level of a voltage or conducted current of the memory cell according to the digital signal to obtain the content of the data. | 11-24-2011 |
| 20110285814 | APPARATUS AND METHOD FOR CONVERTING TWO-DIMENSIONAL VIDEO FRAMES TO STEREOSCOPIC VIDEO FRAMES - An apparatus is provided for converting two-dimensional video frames to stereoscopic video frames, comprising a comparing unit, a temporal transform operator and a spatial transform operator. The comparing unit receives a sequence of two-dimensional video frames and provides a comparison result indicative of temporal difference data for the sequence of two-dimensional video frames. The temporal transform operator is coupled to the comparing unit for modifying the sequence of two-dimensional video frames according to the comparison result. The spatial transform operator is coupled to the comparing unit and the temporal transform operator for generating a stereoscopic frame pair according to each frame of the modified video frames. The stereoscopic frame pair comprises a left-eye video frame and a right-eye video frame for providing visual differences perceived by human eyes. | 11-24-2011 |
| 20110280166 | Apparatuses and Methods for Coordinating Operations Between Circuit Switched (CS) and Packet Switched (PS) Services with Different Subscriber Identity Cards, and Machine-Readable Storage Medium - A wireless communications device is provided with a Baseband chip capable of coordinating operations between circuit switched (CS) and packet switched (PS) services with different subscriber identity cards. The Baseband chip is configured to receive a request for making a mobile originated (MO) call with a first subscriber identity card when performing a background PS data service with a second subscriber identity card. The Baseband chip suspends or terminates the background PS data service in response to the request, and further makes the MO call with the first subscriber identity card when the background PS data service is suspended or terminated. | 11-17-2011 |
| 20110279316 | METHOD AND DEVICE FOR PREDICTING GNSS SATELLITE TRAJECTORY EXTENSION DATA IN MOBILE APPARATUS - A method and device for predicting satellite trajectory extension data in a mobile apparatus. The device in accordance with the present invention comprises an I/O interface and a microprocessor. The input/output (I/O) interface is used for obtaining at least one satellite navigation message for at least one satellite. The microprocessor is used for determining a satellite trajectory prediction model according to the satellite navigation message, and propagating at least one set of satellite trajectory extension data by using the satellite trajectory prediction model. | 11-17-2011 |
| 20110276730 | PACKET BASED DATA TRANSFER SYSTEM AND METHOD FOR HOST-SLAVE INTERFACE - In a host-slave data transfer system, the slave device receives packet based data from an external device and stores the packet content in a buffer as data segments. The slave merges a plurality of data segments into data streams and transmits the data streams to the host. The host uses direct memory access (DMA) to unpack the data stream from the slave into individual data segments without memory copy. To enable the host to set up DMA, the slave transmits information regarding sizes of the data segments to the host beforehand via an outband channel, e.g. by transmitting the size information in headers and/or tailers inserted into previous data streams. The host utilizes the data segment size information to program descriptor tables, such that each descriptor in the descriptor tables causes one data segment in the data stream to be stored in the system memory of the host. | 11-10-2011 |
| 20110275434 | METHODS FOR CONTROLLING A PROCESS OF A GAME AND ELECTRONIC DEVICES UTILIZING THE SAME - An electronic device comprises a microphone array, a signal processor and a game controller. The microphone array comprises at least a first microphone unit for capturing at least a first acoustic signal and a second microphone unit for capturing at least a second acoustic signal. The signal processor processes the first and second acoustic signals and obtains at least one characteristic from the first and second acoustic signals. The game controller updates at least one parameter of a game in accordance with the at least one characteristic; thereby controlling a process of the game. | 11-10-2011 |
| 20110274158 | Method and Apparatus of Adaptive Loop Filtering - In a block-based motion compensated system, coding noises may arise due to lossy operations such as quantization. Deblocking is often used to alleviate visibility of coding artifacts by applying filtering across block boundaries adaptively. In the recent HEVC development, adaptive loop filtering (ALF) is being adopted to process deblocked reconstruction frames. Adaptive loop filtering is applied to reconstructed video data across multiple frames to reduce visibility of coding artifacts in the temporal domain. In a HEVC system, conventional ALF can be selectively turned ON or OFF for each block in a frame or a slice. The advanced ALF disclosed here allows a choice of multiple filter sets that can be applied to the reconstructed video data adaptively. Furthermore, the advanced ALF adopts a new unit for the filtering process to apply so that more flexible and/or localized processing can be provided. Furthermore, the advanced ALF allows a decoder to derive respective information for applying the filtering process without side information. | 11-10-2011 |
| 20110274080 | SYSTEMS AND METHODS FOR ACTIVITY COORDINATION IN MULTI-RADIO TERMINALS - A wireless communication device is provided with a first radio module and a second radio module inside. The first radio module performs wireless transceiving according to a plurality of first traffic patterns which each indicates allocations of a plurality of first slots for a plurality of forthcoming transmitting or receiving operations, respectively. The second radio module determines an indicator indicating at least one of a plurality of second traffic patterns which each indicates allocations of a plurality of second slots for a plurality of forthcoming transmitting or receiving operations, respectively. Particularly, one or more allocations of the second slots are selectively determined according to the first traffic patterns. Also, the second radio module transmits the indicator to a peer communication device, so that the peer communication device performs transmitting or receiving operations according to the indicator. | 11-10-2011 |
| 20110267931 | CONTROLLER FOR RECOVERING DISC MANAGEMENT INFORMATION OF A RECORDING MEDIUM - A controller for recovering disc management information is provided. The controller controls a pickup head unit to search the TDMAs for readable disc management information which is included in an in-use TDMA of the TDMAs; then determines whether a piece of information associated with an inconsistency flag of the readable disc management information is reliable. When the controller detects that the piece of information is unreliable, the controller determines at least a detection condition according to the information which is included in the readable disc management information and the in-use TDMA, and controls the pickup head unit to detect the recording medium to determine an update on the piece of information associated with the inconsistency flag under at least a detection condition. The controller generates update disc management information according to the readable disc management information and the update on the piece of information associated with the inconsistency flag. | 11-03-2011 |
| 20110267131 | METHOD AND APPARATUS FOR COMPENSATING PERIODIC SIGNAL - An apparatus and a method for compensating periodic signal in an optical disc drive are described. The control apparatus includes an amplitude processing unit, a phase processing unit, a wave generator, a first switch module and a second switch module. The amplitude processing unit processes the amplitude of the input signal based on a reference signal for generating an amplitude signal. The phase processing unit processes the phase of the input signal based on the reference signal for generating a phase signal. The first switch module switches the amplitude signal to select one of the amplitude value and a predetermined amplitude value. The second switch module switches the phase signal to select one of the phase value and a predetermined phase value. The wave generator generates a compensated wave signal based on the selected amplitude value and the selected phase value, and outputs the compensated wave signal. | 11-03-2011 |
| 20110261668 | DECODING APPARATUS AND METHOD THEREOF - An apparatus for improving decoding accuracy of an equalized signal having a direct current (DC) level obtained from an optical disk is provided. A Viterbi decoder is configured to decode the equalized signal and output a Viterbi-decoded signal. A DC controller is configured to adjust the DC level of the equalized signal such that the equalized signal with the adjusted DC level is decoded. | 10-27-2011 |
| 20110255414 | Communication Apparatus and Bluetooth ID Packet Recognition Method Thereof - A communication apparatus is provided. The communication apparatus includes an RF module, a down converter coupled to the RF module and a detector coupled to the down converter. The RF module receives an RF signal. The down converter down converts the RF signal in response to a channel select signal to generate a converted signal, wherein the channel select signal controls the down converter to alternately sweep a plurality of scan trains during a scan frame, and each of the scan trains comprises a plurality of channels. The power detector determines whether the RF signal comprises an ID packet according to the converted signal corresponding to the channels of the plurality of scan trains. | 10-20-2011 |
| 20110255413 | Communication Apparatus and ID Packet Recognition Method Thereof - A communication apparatus is provided. The communication apparatus includes an RF module and a scan module coupled to the RF module. The RF module receives an RF signal and generates an intermediary signal corresponding to the RF signal. The scan module recognizes a time-domain pattern corresponding to the intermediary signal, and determines whether the RF signal comprises an ID packet according to the recognized time-domain pattern. | 10-20-2011 |
| 20110254635 | Oscillating circuit - An oscillating circuit including a digital sigma-delta modulator and a controlled oscillator is disclosed. The digital sigma-delta modulator receives a fractional bit signal to generate a control signal. The controlled oscillator includes a varactor dynamically coupled to receive the control signal. | 10-20-2011 |
| 20110249138 | DISPLAY DATA EXTRACTION METHODS, DEVICES AND COMPUTER SYSTEMS UTILIZING THE SAME - A device of capturing display data is implemented in an electronic device. A first request for capture of display data associated with the display of the electronic device is received. The display is a composite image generated by a program from one or more raw data objects in the electronic device. When the first request is received, a backup of the display data, comprising the one or more raw data objects, is stored by the electronic device in form of a data structure in response to the first request | 10-13-2011 |
| 20110248760 | Flip-Flop for Low Swing Clock Signal - The invention provides a flip-flop. In one embodiment, the flip-flop receives a low swing clock signal, and comprises a first NMOS transistor, a first latch circuit, a second NMOS transistor, and a second latch circuit. The low swing clock signal is inverted to obtain an inverted low swing clock signal. The first NMOS transistor is coupled between a receiving node and a first node, and has a gate coupled to the inverted low swing clock signal. The first latch circuit is coupled between the first node and a second node. The second NMOS transistor is coupled between the second node and a third node. The second latch circuit is coupled between the third node and a fourth node, and generates an output signal on the fourth node. | 10-13-2011 |
| 20110243199 | GNSS Receiver and Method for GNSS Memory Code Generation - A GNSS receiver and method for GNSS memory code generation are disclosed. The GNSS receiver comprises a buffer, a correlator, and a selector. The buffer receives and stores a plurality of first code segments. Each of the first code segment is at least a portion of a memory code. The selector selects a selecting window of the first code segments stored in the buffer as a second code segment according to the code phase selection signal. The correlator calculates a correlation between a received GNSS signal and the second code segment. | 10-06-2011 |
| 20110243046 | METHODS FOR COORDINATING TRANSMISSION AND RECEPTION OPERATIONS OF RADIO MODULES IN A COMMUNICATIONS APPARATUS AND COMMUNICATION APPARATUSES UTILIZING THE SAME - A communication apparatus is provided. A first radio module communicates with a first communications device in compliance with a first protocol to provide a first wireless communications service. A second radio module communicates with a second communications device in compliance with a second protocol to provide a second wireless communications service. The first radio module further estimates time remaining for the second radio module before a next operation of the first radio module and transmits information regarding the estimated remaining time to the second radio module. The second radio module further schedules operations of the second radio module according to the information regarding the estimated remaining time received from the first radio module. | 10-06-2011 |
| 20110235621 | SYNCHRONIZED ACTIVITY BITMAP GENERATION METHOD FOR CO-LOCATED COEXISTENCE (CLC) DEVICES - A mobile communications device is provided. A first radio module communicates with a communications device in compliance with a first protocol. A second radio module communicates with a base station in compliance with a second protocol. A CLC radio manager receives a traffic pattern from the first radio module indicating a first traffic allocation for the first radio module, obtains timing information of the base station, obtains a native reference clock from a clock source, converts values of the traffic pattern into the native reference clock counts, aligns the converted traffic pattern with the timing information of the base station, generates one or more CLC bitmaps for the first radio module by converting the aligned traffic pattern into a plurality of WiMAX frames or sub-frames of the timing information, and transmits the generated CLC bitmaps to the base station to recommend a second traffic allocation of the frames or sub-frames. | 09-29-2011 |
| 20110234908 | Video Processing Method and Video Processing System - A video processing system is provided. A video signal processor receives a video signal, processes the video signal to obtain video images and program information and stores the program information in a program information buffer. A microprocessor issues an on screen display (OSD) paint command and accesses the program information buffer to obtain the program information. An OSD control module receives the OSD paint command and acquires the program information from the microprocessor, and converts the program information and initial attributes to form an OSD image in response to the OSD paint command. | 09-29-2011 |
| 20110215372 | ESD Protection Devices - An ESD protection device is provided. The ESD protection device comprises an SCR and an ESD detection circuit. The SCR is coupled between a high voltage and a ground and has a special semiconductor structure which saves area. When the ESD detection circuit detects an ESD event, the ESD detection circuit drives the SCR to provide a discharging path. | 09-08-2011 |
| 20110210799 | Frequency Synthesizer - A frequency synthesizer. The frequency synthesizer comprises a harmonic locked phase/frequency detector, a low pass filter, a voltage controlled oscillator, and a frequency divider. The harmonic locked phase/frequency detector receives a reference signal and a divided signal. The low pass filter is coupled to the harmonic locked phase/frequency detector. The voltage controlled oscillator is coupled to the low pass filter and provides an output signal. The frequency divider is coupled between the voltage controlled oscillator and the harmonic locked phase/frequency detector. Frequency of the divided signal is a harmonic frequency of the reference signal. | 09-01-2011 |
| 20110207490 | Methods for Coordinating Radio Activities of Different Radio Access Technologies and Apparatuses Utilizing the Same - An apparatus for coordinating radio activities of different radio access technologies (RATs) includes a first RAT module, a second RAT module and an arbiter. The first RAT module receives and transmits radio frequency (RF) signals from and to a first cellular network through an antenna, and synchronizes transceiving timings with the first cellular network using a first clock. The second RAT module receives and transmits RF signals from and to a second cellular network through the antenna, and synchronizes transceiving timings with the second cellular network using a second clock. The arbiter coordinates a first radio activity requested by the first RAT module and a second radio activity requested by the second RAT module to avoid radio activity collision by using a third clock. | 08-25-2011 |
| 20110207453 | Methods for Coordinating Radio Activities in Different Radio Access Technologies and Apparatuses Utilizing the Same - An apparatus for coordinating radio activities in different radio access technologies (RATs) is provided. A first RAT module performs a first channel activity, related to a first RAT, for transmitting or receiving information to or from a first cellular network by using an antenna, and requests that a measurement activity, related to the first RAT, is to be performed for measuring signal power of a serving cell and/or at least one neighbor cell in the first cellular network by using the antenna. A second RAT module requests that a second channel activity, related to a second RAT, is to be performed for transmitting or receiving information to or from a second cellular network by using the antenna. An arbiter schedules performance of the measurement activity between the first and second channel activities. | 08-25-2011 |
| 20110205984 | Methods for Scheduling Channel Activities for Multiple Radio Access Technologies in a Communications Apparatus and Communications Apparatuses Utilizing the Same - An communications apparatus with multiple radio access technologies (RATs) is provided. A first RAT module transceives radio frequency (RF) signals in a first cellular network through the antenna. A second RAT module transceives RF signals in a second cellular network through the antenna. An arbiter receives a first and a second request from the first and second RAT module requesting permission to use the antenna for a first and a second channel activity, obtains a priority configuration for the first channel activity versus the second channel activity when the second channel activity collides with the first channel activity, and responds to one of the first and second RAT modules with an acknowledgement message and to the other of the first and second RAT modules with a rejection message based on the obtained priority configuration. | 08-25-2011 |
| 20110199876 | READ AND WRITE POWER CONTROL METHODS AND SYSTEM FOR OPTICAL RECORDING DEVICE - The present invention discloses read and write power control methods and system for an optical recording device that records information on an optical disk having read-only areas. The read and write power control methods respectively introduce the steps of determining a specific level of a former power control signal output based on a former power control, and then according to the specific level, setting a predetermined level of a power control signal to induce a present power control for rapidly outputting a proper power of the pick-up head. Accordingly, the level transition of the read/write power control signal can be shortened and even eliminated. An unstable read/write power output for the pick-up head can be avoided. | 08-18-2011 |
| 20110195749 | METHODS FOR ACCESSING SUBSCRIBER IDENTITY CARDS EACH VIA A DEDICATED INTERFACE AND SYSTEMS CONTAINING SUBSCRIBER IDENTITY CARDS EACH WITH A DEDICATED INTERFACE - A system for accessing subscriber identity cards each via a dedicated interface is provided. The system includes a first subscriber identity card, a second subscriber identity card and a Baseband chip. The Baseband chip includes a first subscriber identity module (SIM) interface coupled to the first subscriber identity card, a second SIM interface coupled to the second subscriber identity card and a processor coupled to the first and second SIM interfaces. The processor accesses the first subscriber identity card via the first SIM interface and the second subscriber identity card via the second SIM interface. | 08-11-2011 |
| 20110194619 | METHOD AND VIDEO RECEIVING SYSTEM FOR ADAPTIVELY DECODING EMBEDDED VIDEO BITSTREAM - A method is provided for adaptively decoding an embedded video bitstream by a video receiving system. First, the embedded video bitstream is received. At least one terminal parameter of the video receiving system is further obtained. The at least one terminal parameter includes one of display parameter and system memory bandwidth usage of the video receiving system. Next, the embedded video bitstream is truncated to extract a truncated video bitstream according to the at least one terminal parameter. Finally, the truncated video bitstream is decoded to reconstruct video data. | 08-11-2011 |
| 20110188364 | OPTICAL DISC DRIVE AND TRACKING METHOD THEREOF - An optical disc drive and tracking method thereof are disclosed. The optical disc drive includes an optical pickup head, a slip compensation module, a tracking control module and a tracking drive. The optical pickup head generates a detected signal according to an optical signal from an optical disc. The slip compensation module generates a slip compensation signal according to the detected signal. The tracking control module generates a tracking out signal according to the detected signal and the slip compensation signal and, according to the tracking out signal, the tracking drive drives the optical pickup head. | 08-04-2011 |
| 20110188363 | Automatic Power Control System for Optical Disc Drive and Method Thereof - A method and system for calibrating an initial driving signal for driving an optical pick-up head of an optical disk drive is provided. On one embodiment, said optical disk drive is utilized for reading or writing data on an optical disk, the optical disk includes a plurality of auto power control areas (APC areas) and a plurality of data areas, and the APC areas and the data areas are interleaved in between. In at least one of the APC areas that before the data areas for a normal data writing, an initial driving signal is used for the normal data writing to drive the optical pick-up head to emit laserbeam. A detected level of the laserbeam is then obtained. An update initial driving signal is then calibrated according to the detected level and a target level. | 08-04-2011 |
| 20110185250 | APPARATUS, METHOD, AND SYSTEM FOR IP ADDRESS NEGOTIATIONS - A wireless communications device for IP address negotiations is provided and comprises a wireless module, a connection device, and a processing unit. The wireless module provides wireless communications from and to a service network. The connection device is coupled to the terminal device. The processing unit is coupled to the connection device and the wireless module, receiving an IP address request message from the terminal device via the connection device, and requests an IP address and a DNS address from the service network via the wireless module in response to an IP address request message from the terminal device. Also, the processing unit determines whether allocated IP address and DNS address have been received from the service network, and sends a rejection message to the terminal device to trigger the terminal device to resend the IP address request message in response to determining that the allocated IP address and DNS address have not been received from the service network. | 07-28-2011 |
| 20110182284 | Proxy Server, Computer Program Product and Methods for Providing a Plurality of Internet Telephony Services - A proxy server including a system manager and a database is provided. The system manager includes an internal registrar module, an external registrar module, a session manager module and a signal routing module. The internal registrar module provides an internal register service for a plurality of nodes in a first service network. The external registrar module registers at an internet service provider providing network services in a second service network. The session manager module manages session processes in the first service network and the second service network and manages the network services shared between the registered nodes. The signal routing module routes control signals of the session processes between the first service network and the second service network. The database stores information related to the registered nodes. | 07-28-2011 |
| 20110176613 | Motion Prediction Method and Video Encoding Method - The invention provides a motion prediction method. First, a plurality of motion vector predictors is obtained to be included in a candidate set for motion prediction of a current unit of a current frame. Whether the current frame is a non-reference frame which is not referred to by other frames for motion prediction is then determined. When the current frame is not the non-reference frame, any motion vector predictor corresponding to a previously coded frame is removed from the candidate set, and a motion vector of the current unit is predicted according to the motion vector predictors of the candidate set. | 07-21-2011 |
| 20110176612 | Motion Prediction Method - The invention provides a motion prediction method. First, a plurality of candidate units corresponding to a current unit of a current frame is determined A plurality of motion vectors of the candidate units is then obtained. A plurality of temporal scaling factors of the candidate units is then calculated according to a plurality of temporal distances between a plurality of reference frames of the motion vectors and the current frame. The motion vectors of the candidate units are then scaled according to the temporal scaling factors to obtain a plurality of scaled motion vectors. Finally, a motion vector predictor for motion prediction of the current unit is then selected from the candidate units according to the scaled motion vectors. | 07-21-2011 |
| 20110176345 | ELECTRONIC APPARATUS - An electronic apparatus is provided. A PCB has first and second signal paths therein. First and second fingers are disposed on the first and second signal paths, respectively. A controller is coupled to a first memory via the first finger and a second memory via the second finger, and accesses the first and second memories through the first and second signal paths, respectively. The first and second signal paths share a common segment between the controller and a branch point. First and second components are disposed between the first finger and the branch point and between the second finger and the branch point, respectively. The distances between the first component and the branch point and between the second component and the branch point are smaller than or equal to the distance between the first component and the first finger and between the second component and the second finger, respectively. | 07-21-2011 |
| 20110173507 | Interleaving/De-Interleaving Method, Soft-In/Soft-Out Decoding Method and Error Correction Code Encoder and Decoder Utilizing the Same - An error correction code encoder is provided. A first encoder encodes input information bits and generates first parity check bits. An interleaver interleaves the input information bits and generates permuted information bits. A second encoder encodes the permuted information bits and generates second parity check bits. The interleaver interleaves the input information bits in a window-wise manner so that the input information bits are divided into input information bit windows before being interleaved, and permuted information bit windows having the permuted information bits are generated thereafter. When the input information bit windows are grouped into groups according to different window index characteristics, the window index of each permuted information bit window has the same characteristic as the corresponding input information bit window interleaved therefrom. | 07-14-2011 |
| 20110167323 | Error-Correcting Apparatus and Method Thereof - The invention discloses an error-correcting apparatus for decoding an input signal by using a Viterbi algorithm to generate a Viterbi-decoded signal, including an erasure unit and a decoder. The erasure unit is configured to generate at least one logic signal according to at least one path metric difference of path metrics in the Viterbi algorithm, and generate erasure information, wherein the erasure information indicates data reliability of at least one location of the Viterbi-decoded signal. The decoder is configured to decode the Viterbi-decoded signal according to the erasure information. | 07-07-2011 |
| 20110163758 | Efuse Macro - An eFuse with at least one fuse unit is provided. The fuse unit includes a common node, a sensing unit with a first input terminal and a second input terminal, at least one fuse coupled between the common node and the first input terminal of the sensing unit with a resistance, and a switching unit coupled between the common node and the second input terminal of the sensing unit. A resistance of the switching unit is equivalent to a first resistance in a normal mode and equivalent to a second resistance in a test mode, and the second resistance is higher than the first resistance. The sensing unit generates an output signal indicating whether the fuse is blown or not according to the resistances of the fuse and the switching unit. | 07-07-2011 |
| 20110161749 | READING METHOD AND APPARATUS FOR AN INFORMATION RECORDING MEDIUM AND SPARE AREA ALLOCATION THEREOF - A reading apparatus for reading an information recording medium is provided. The information recording medium has a user data area for recording data and a spare area for recording replacements corresponding to registered defects of the user data area. The reading apparatus comprising a first storage device for storing the data read from the user data area, a second storage device for storing replacements, and a replacement controller for searching a corresponding replacement in the second storage device when a registered defect is found in the user data area, while reading the corresponding replacement and neighboring replacements thereof from the spare area of the information recording medium and storing the read replacements into the second storage device when the corresponding replacement is failed to be found in the second storage device. | 06-30-2011 |
| 20110158070 | Optical Disk Drive and Method for Determining Type of a Blu-Ray Disk - The invention provides a method for determining the layer type of a blu-ray disk. First, a laser beam is focused on a target layer of the blu-ray disk. Reflection of the laser beam from the target layer is the detected to obtain a reflection signal. The reflection signal is then processed to generate a first tracking error signal and a second tracking error signal. Magnitudes of the first tracking error signal and the second tracking error signal are then measured. The magnitude of the second tracking error signal is then subtracted from the magnitude of the first tracking error signal to obtain a difference value. Finally, the layer type of the target layer is determined by comparing the difference value with the first predetermined threshold. | 06-30-2011 |
| 20110158065 | Optical Disk Drive and Method for Performing Layer Jumps - The invention provides a method for performing a layer jump of a disk. First, a tracking error generation method is determined according to a layer type of a target layer when the layer jump is performed. A tracking error signal is then generated according to the tracking error generation method. | 06-30-2011 |
| 20110157421 | Systems and Methods for Capturing Images of Objects - A method for generating an image object, performed by a mobile electronic device, comprises the following steps. The mobile electronic device comprises multiple shutter objects, and each shutter object corresponds to an orientation type. A signal generated by one of the shutter objects is detected. A orientation type is determined according to the shutter object generating the signal. The image object with the determined orientation type is stored. | 06-30-2011 |
| 20110154436 | Provider Management Methods and Systems for a Portable Device Running Android Platform - A provider management method conforming to an Android platform is provided. An authentication procedure is performed between a consumer and a provider, wherein the authentication procedure is performed via a binding unit, and the binding unit is an interface enabling inter-process communication conforming to the Android platform. | 06-23-2011 |
| 20110142170 | Signal Receiver and Method for Estimating Residual Doppler Frequencies of Signals Thereof - The invention provides a signal receiver. The signal receiver comprises a carrier removal module, a Fast Fourier Transformation (FFT) module, and a signal processor. The carrier removal module generates a carrier signal with a frequency of an estimated carrier frequency, generates at least one delta carrier signal with a frequency of the carrier frequency plus a delta frequency, removes the carrier signal from a first signal to obtain a second signal, and removes the delta carrier signal from the first signal to obtain a third signal. The FFT module derives a series of first FFT values from the second signal, and derives a series of second FFT values from the third signal. The signal processor estimates the carrier frequency of the second signal to obtain the estimated carrier frequency, determines the delta frequency for the carrier removal module, estimates a residual Doppler frequency of the second signal according to both the first FFT values and the second FFT values, and adjusts the estimated carrier frequency according to the residual Doppler frequency. | 06-16-2011 |
| 20110130100 | METHODS FOR MONITORING PAGING MESSAGES WITH REDUCED POWER CONSUMPTION AND COMMUNICATIONS APPARATUSES UTILIZING THE SAME - A method for monitoring paging messages in a mobile station with a subscriber identity card camping on a cell is provided. A paging channel is monitored at every end of predetermined time interval subsequent to the last monitored time. It is detected whether the same identity information is repeatedly broadcasted in the paging channel at different ends of predetermined time interval. A new time interval is determined when detecting that the same identity information is repeatedly broadcasted. The paging channel is monitored at every end of new time interval subsequent to the last monitored time so as to receive subsequent paging messages from the cell, wherein the new time interval is longer than the predetermined time interval. | 06-02-2011 |
| 20110126079 | MULTI-CHANNEL MEMORY APPARATUS AND METHOD THEREOF - A multi-channel memory apparatus is provided. The multi-channel memory apparatus includes a host interface, storage channels, an error correcting module, and a multiple memory access module. The host interface is arranged to receive and transmit data from and to a host device. Each storage channel is coupled to a memory device for storing the data. The error correcting module is shared by the storage channels, includes an error correction code engine and a data buffer, and is arranged to perform error correction code encoding on the data to be stored into the memory devices and perform error correction code decoding on the data read out from the memory devices. The multiple memory access module is coupled between the storage channels and the error correcting module and arranged to perform multiple access control of the storage channels for the error correcting module. | 05-26-2011 |
| 20110122747 | Automatic Power Control System for Optical Disc Drive and Method Thereof - An automatic power control system, an automatic power control method, a down sampling circuit and a down sampling method. The automatic power control system is incorporated in an optical disc drive comprising a laser diode for receiving a control signal to generate a laser beam; and a photodetector for detecting the laser beam to generate an analog input signal. The automatic power control system comprises an analog-to-digital converter, a down sampling circuit, a comparator, and a digital-to-analog converter. The analog-to-digital converter converts the analog input signal to digital data. The down sampling circuit, coupled to the analog-to-digital converter, comprises a down sampler, a counter, and a controller. The down sampler receives a predetermined amount of digital data to generate representation data. The counter, coupled to the down sampler, calculates the amount of digital data, and resets the down sampler when the amount equals or exceeds the predetermined count. The controller, coupled to the counter, disables the counter when the digital data is invalid. The comparator, coupled to the down sampling circuit, compares the representation data with predetermined target data to generate error data. The digital-to-analog converter, coupled to the comparator, converts the error data to analog to generate the control signal. | 05-26-2011 |
| 20110122085 | APPARATUS AND METHOD FOR PROVIDING SIDE TOUCH PANEL AS PART OF MAN-MACHINE INTERFACE (MMI) - A touch sensitive apparatus for providing side touch panel as part of man-machine interface is provided. A front panel are disposed on the front surface. A first sensor being a resistive or capacitive type sensor is disposed on or under one of plurality of side surfaces for sensing a touch thereon. A first sensor controller coupling the first sensor is for generating one or more signals in response to the touch on the first sensor. An application module provides a plurality of applications each comprising a plurality of function handlers. A system framework provides registration information for each function handler associated with an action type on the first sensor, determines an action type in terms of the signal(s) from the first sensor controller, and drives one function handler to perform a specific function according to the determined action type and the registration information. | 05-26-2011 |
| 20110119429 | NONVOLATILE MEMORY CONTROLLER AND METHOD FOR WRITING DATA TO NONVOLATILE MEMORY - The invention provides a nonvolatile memory controller. In one embodiment, the nonvolatile memory controller receives new data for writing a nonvolatile memory from a host, and comprises a signature calculating circuit, a signature buffer, a signature comparison circuit, a data comparison circuit, and a nonvolatile memory interface circuit. The signature calculating circuit calculates a first signature according to the new data. The signature buffer outputs a second signature corresponding to old data stored in the nonvolatile memory, wherein the old data has the same logical address as that of the new data. The signature comparison circuit determines whether the first signature is identical to the second signature. The nonvolatile memory interface circuit writes the new data to the nonvolatile memory when the first signature is determined to be different from the second signature by the signature comparison circuit. | 05-19-2011 |
| 20110116578 | Mobile Communication System with Integrated GPS Receiver - A receiver includes a mixer, a poly phase filter, a channel select filter, an analog-to-digital converter and a HI/LO side reject selection unit. The mixer downconverts a signal to generate an in-phase signal and a quadrature signal. The poly phase filter for generates differential IF signals based on the in-phase signal and the quadrature signal. The channel select filter filters out unwanted channel signals from the differential IF signals. The analog-to-digital converter converts the filtered signal into a digital output signal. The HI/LO side reject selection unit is coupled between the mixer and the poly phase filter and capable of rejecting image signals while the mixer is at a high side frequency or at a low side frequency. | 05-19-2011 |
| 20110113212 | Systems for Accessing Memory Card and Methods for Accessing Memory Card by a Control Unit - A system for accessing a memory card is provided. The system includes a control unit having a control pin and a processor. The processor senses a card-insertion signal from a socket via the control pin for indicating whether the memory card has been inserted into the socket. The processor provides a power control signal via the control pin to supply an operating voltage to the memory card when the sensed card-insertion signal indicates that the memory card has been inserted into the socket. The processor detects whether a write protection function of the memory card is present via the control pin. | 05-12-2011 |
| 20110110428 | Method of Storing Motion Vector Information and Video Decoding Apparatus - A video decoding apparatus includes a bitstream parser, a calculator and a memory. The bitstream parser is provided to receive a video bitstream and extracting a set of constraints associated with the video bitstream, wherein the set of constraints has information associated with a direct_8×8_inference flag for a macroblock of a picture, wherein the macroblock has N sub-macroblock partitions. The calculator is provided to calculate first motion vector information associated with the macroblock and obtain second motion vector information associated with K of the N sub-macroblock partitions from the first motion vector information according to the information associated with the direct_8×8_inference flag, wherein K is less than N. The memory is provided to store the second motion vector information. | 05-12-2011 |
| 20110110205 | Apparatus for Controlling Servo Signal Gains of an Optical Disc Drive and Method of the Same - The invention provides an apparatus for controlling servo signal gains of an optical disc drive. The apparatus adjusts the gains of a plurality of servo signals controlling a servo system of the optical disc drive when the optical disk drive encounters an operating state transition. In a first mode, at least one AGC loop of the apparatus compensates the gains of the servo signals with a selectable bandwidth during a specific period after the operating state transition to accelerate the convergence of the servo signals. In a second mode, at least one AGC loop of the apparatus reloads the previously saved convergence values or pre-determined values as the initial values according to the current operating state immediately after the operating state transition to accelerate the convergence of the servo signals. | 05-12-2011 |
| 20110108974 | POWER AND SIGNAL DISTRIBUTION OF INTEGRATED CIRCUITS - A packaged integrated circuit is provided comprising a first semiconductor die, a second semiconductor die, and a bonding wire. The first semiconductor die has a first internal bonding pad electrically connected to the package. The second semiconductor die has a second internal bonding pad located in an internal portion of the second semiconductor die. The second internal bonding pad is electrically connected to the first internal bonding pad through the first bonding wire. | 05-12-2011 |
| 20110107426 | COMPUTING SYSTEM USING SINGLE OPERATING SYSTEM TO PROVIDE NORMAL SECURITY SERVICES AND HIGH SECURITY SERVICES, AND METHODS THEREOF - A method of providing normal security services and high security services with a single operating system in a computing system is disclosed. A secure thread is only accessible while the computing system is in a high security environment, and relates to one of the high security services. A pseudo normal thread is to be executed while the computing system in a normal security environment, and it works as a temporary of the secure thread, and is forwarded to a thread ordering service to gain access to resources of the computing system. When the pseudo normal thread gains access to the computing system resources, the computing system is changed to the high security environment to execute the secure thread. | 05-05-2011 |
| 20110099020 | Method for Dynamically Adjusting Audio Decoding Process - A method for dynamically arranging DSP tasks. The method comprises receiving an audio bit stream, checking a remaining execution time as the DSP transforms the audio information into spectral information, simplifying the step of transforming the audio information when the DSP detects that the remaining execution time is shorter then a predetermined interval, and skipping one section of the audio information and decoding the remaining section when the execution time is less than a predetermined interval. | 04-28-2011 |
| 20110096872 | CORRELATION DEVICE AND METHOD - A correlation device and method is provided. According to the present invention, the correlation device comprises a first signal path for receiving a received signal; at least one second signal path for receiving the received signal and eliminating effect of a subcarrier component of the received signal; and a correlation unit couple to the first signal path and each second signal path, for selecting an output of one of the first and second signal paths to execute signal correlation. | 04-28-2011 |
| 20110092176 | High Dynamic Range Time-Varying Integrated Receiver for Elimination of Off-Chip Filters - A receiver circuit includes an amplifier, an output impedance, and a mixer. The amplifier is arranged to generate an amplifier output. The mixer has an input and an output respectively coupled to the amplifier and the output impedance. The output impedance sets frequency selectivity provided at the input of the mixer, and the mixer is arranged to down-convert a signal derived from the amplifier output and accordingly generate a down-converted signal at the output of the mixer for further signal processing. | 04-21-2011 |
| 20110090779 | APPARATUS FOR GENERATING VITERBI-PROCESSED DATA - The invention discloses an apparatus for generating a Viterbi-processed data using an input signal obtained from an optical disk, including a Viterbi module and a binary signal enhancing module. The Viterbi module is configured to process the input signal according to a binary signal. The binary signal enhancing module is configured to boost the input signal and generate the binary signal accordingly. | 04-21-2011 |
| 20110083057 | EFUSE DEVICES, CORRECTION METHODS THEREOF, AND METHODS FOR OPERATING EFUSE DEVICES - An efuse device for recording input data according to address data comprises a first check-bit generator, a programming unit, and an efuse array. The first check-bit generator receives the input data and generates first check-bit data according to the input data by a predetermined error correction code. The programming unit generates blowing signals according to the input data and the first check-bit data. The efuse array receives the blowing signals and the address data. The input data and the first check-bit data are recorded in the efuse array according to the blowing signals and the address data. | 04-07-2011 |
| 20110081101 | METHODS AND DEVICES FOR DISPLAYING MULTIMEDIA DATA - A method and a device for displaying multimedia data are provided. According to the method, the device can operate in a music priority mode and a picture priority mode to simultaneously play music and display pictures according to human emotional feelings. In the music priority mode, a display effect and a display speed for displaying pictures matches with a played type of music. In the picture priority mode, a display effect and a display speed for displaying pictures match with picture content, and a played type of music matching with the picture content is selected and played while the pictures are being displayed. | 04-07-2011 |
| 20110076945 | Methods for Controlling a Main Clock Source Shared Between Different Wireless Communication Modules and Apparatuses Using the Same - A wireless communications module coexisting with a wireless telephony communications module includes a radio frequency (RF) module, a MODEM, a clock generator and distributor and a system control logic. The system control logic issues an external interrupt (EINT) signal to the wireless telephony communications module for activating a clock source via the wireless telephony communications module. When the clock source is activated, the clock generator and distributor receives a reference clock from the activated clock source, converts the reference clock into one or more internal clocks and drives the internal clock or clocks to the RF module and the MODEM for synchronization therebetween. | 03-31-2011 |
| 20110075778 | METHODS FOR CONTROLLING A MAIN CLOCK SOURCE SHARED BETWEEN DIFFERENT WIRELESS COMMUNICATIONS MODULES AND APPARATUSES USING THE SAME - A communications apparatus is provided. A first wireless communications module provides a first wireless communications service and communicates with a first communications device in compliance with a first protocol. A second wireless communications module provides a second wireless communications service and communicates with a second communications device in compliance with a second protocol. A clock source is shared by the first and the second communications modules and provides a reference clock to the first and the second communications modules. The first wireless communications module detects a request from the second wireless communications module for activating the clock source, determines whether the reference clock has been stably generated by the clock source, and adjusts an electrical characteristic of the clock source to facilitate the reference clock output from the clock source to achieve a target frequency when the reference clock has not been stably generated. | 03-31-2011 |
| 20110069846 | AUDIO PROCESSING METHODS AND APPARATUSES UTILIZING THE SAME - An audio processing apparatus is provided. A microphone array includes microphone units. Amplifier modules each receives and amplifies an input signal from one microphone unit to generate amplified signals. A compensation module receives adjusted gains corresponding to the amplifier modules, obtains a gain difference between the adjusted gains, and adjusts one amplified signal according to the gain difference to obtain a compensated signal. | 03-24-2011 |
| 20110069758 | VIDEO PROCESSING APPARATUS AND METHOD - A video processing apparatus includes a decoder, a controller and a display device. The decoder decodes a bitstream, wherein the bitstream includes a plurality of groups of pictures and each group of pictures includes a frame sequence. The controller is coupled to the decoder to determine whether a current frame of a current group of pictures to be displayed has macroblocks with forward reference to a previous frame of a previous group of pictures, wherein the current group of pictures is subsequent to the previous group of pictures. The display device is coupled to the controller to display the current frame of the current group of pictures when the current frame has no macroblock with forward reference to the previous frame of the previous group of pictures. | 03-24-2011 |
| 20110069677 | Systems and Methods for Handoff in Wireless Network - Methods performed by a mobile node (MN) in a secured network for handoff of communication from a serving access point (AP) to a target AP are provided. In a bounded delay channel switching (BDCS) method, the MN periodically switches between a first channel and one of multiple other channels during handoff, utilizes the first channel to transmit/receive packets to/from a corresponding node (CN) via the serving AP and utilizes one of the other channels to perform the handoff procedure to the target AP. In a dual-MAC switching (DMS) method, the MN employs a first MAC (medium access control) address to transmit/receive packets to/from the serving AP and a second MAC address to perform the handoff procedure to the target AP. The BDCS and DMS methods may be used concurrently, and may be used in a secured network that complies with, e.g., the IEEE 802.11, IEEE 802.1x or IEEE 802.11i plus IEEE 802.11f standards. | 03-24-2011 |
| 20110068764 | Semiconductor Circuits Capable of Mitigating Unwanted Effects Caused by Input Signal Variations - Semiconductor circuit capable of mitigating unwanted effects caused by variations in a received input signal are provided, in which a main circuit receives an input signal and comprises a first current source coupled between a first node and a first power voltage to generate a first current according to a first bias voltage. A replica circuit is coupled to the main circuit to duplicate a variation in a voltage at the first node caused by a variation in the input signal and dynamically adjusts the first bias voltage according to the duplicated variation such that the first current is maintained at a constant. | 03-24-2011 |
| 20110066431 | HAND-HELD INPUT APPARATUS AND INPUT METHOD FOR INPUTTING DATA TO A REMOTE RECEIVING DEVICE - A hand-held input apparatus includes an input unit, a translator and a wireless transmitter. The input unit generates an input signal. The translator receives the input signal from the input unit, converts the input signal to a meaningful text and translates the meaningful text to a translated signal according to a protocol used in a remote receiving device. The wireless transmitter wirelessly transmits the translated signal to the remote receiving device. | 03-17-2011 |
| 20110064281 | PICTURE SHARING METHODS FOR A PORTABLE DEVICE - A picture sharing method for a portable device is provided. First, a picture to be shared is retrieved. A face recognition procedure is then performed on the picture to recognize at least one facial image in the picture. Thereafter, personal information corresponding to the recognized facial image is obtained. Next, the picture is transmitted to at least one specific network location according to the obtained personal information via a network. | 03-17-2011 |
| 20110053523 | Systems and Methods for Coexistence of a Plurality of Wireless Communications Modules - A wireless communications system is provided with a first wireless communications module, a second wireless communications module, and an RF module. The first wireless communications module transmits or receives a first wireless signal, and the second wireless communications module transmits or receives a second wireless signal. The RF module allocates a first transceiving path and a second transceiving path to the first wireless communications module and the second wireless communications module, respectively, to enable the transmission or reception of the first wireless signal and the second wireless signal at the same time. | 03-03-2011 |
| 20110044145 | ELECTRONIC APPARATUS WITH ADJUSTABLE POWER CONSUMPTION - The invention provides an electronic apparatus. In one embodiment, the electronic apparatus comprises an analog-to-digital converter (ADC) and an enable device. The analog-to-digital converter converts an analog input signal to a digital output signal with a resolution having a plurality of bits. The enable device dynamically adjusts the resolution of the analog-to-digital converter according to an instruction signal. | 02-24-2011 |
| 20110043599 | Methods and Systems for Audio and Video Communication - Systems for audio and video communication used in a mobile electronic device are provided. An embodiment of a system comprises a display object generation unit, an acoustic object generation unit and a transport unit. The display object generation unit repeatedly generates display objects corresponding to intensity of light sensed by an image sensor module of the mobile electronic device. The acoustic object generation unit repeatedly generates acoustic objects corresponding to sound signals detected by a microphone of the mobile electronic device. The transport unit simultaneously transports the generated display and acoustic objects to a computer host when the mobile electronic device operates as a webcam. | 02-24-2011 |
| 20110043421 | PORTABLE ELECTRONIC DEVICE AND ANTENNA THEREOF - An antenna is provided. The antenna includes a radiator, a feed conductor and a ground conductor. The radiator includes a body and a parasitic element. An aperture is formed on the body, and the body encloses the aperture. The parasitic element is connected to the body and extended into the aperture, wherein the parasitic element is connected to the body at a parasitic location. The feed conductor is connected to the body, wherein a signal, fed to the body by the feed conductor, travels on the body, and passes the parasitic location to the parasitic element. The ground conductor is connected to the body. | 02-24-2011 |
| 20110043259 | Multifunctional Output Drivers and Multifunctional Transmitters Using the Same - A multifunctional output driver capable of transmitting signals of different interfaces in different modes is provided, in which first and second current sources are provided, and first to fourth switching devices are coupled between the first and second current sources, and the first and second current source and the first to the fourth switching devices act as a current steering circuit. In a first transmission mode, the first and second switching devices are turned off, and the third and fourth switching devices and the first current source act as a current mode logic circuit to provide an output signal compatible with a first transmission interface according to an input signal from a pre-driver. In a second transmission mode, the current steering circuit outputs an output signal compatible with a second transmission interface according to the input signal from the pre-driver. | 02-24-2011 |
| 20110043179 | DC-DC Converter - A DC-DC converter providing a DC output voltage at an output node. The DC-DC converter comprises an output stage, a digital controller, and a controller. The output stage comprises a pull-up circuit having a control terminal and coupled between a first fixed voltage and a internal node, a pull-down circuit coupled between the internal node and a second fixed voltage, and a low pass filter coupled between the internal node and the output node. The digital controller is powered by the DC output voltage and adjusts the DC output voltage by controlling the output stage. The controller controls a connection of a feedback path, comprising the digital controller, between the output node and the control terminal according to the DC output voltage. | 02-24-2011 |
| 20110032868 | METHODS FOR HANDLING DATA TRANSMISSION BY A MOBILE STATION WITH MULTIPLE RADIO FREQUENCY TRANSCEIVERS AND SYSTEMS UTILIZING THE SAME - A method for handling data transmission by a mobile station with a first RF module and second RF module is provided. The mobile station is coupled to a computer acquiring an IP address IP(U). A packet with a source IP address IP(U) and a destination IP address IP(Y) corresponding to an access network is received by the mobile station. The first RF module is assigned to transmit the received packet by replacing the source IP address IP(U) with a source IP address IP(A). Another packet with the source IP address IP(U) and destination IP address IP(Y) is assigned to the second RF module, and the source IP address IP(U) is replaced by a source IP address IP(B). The replaced packets are transmitted to the access network via the first and second RF module respectively. | 02-10-2011 |
| 20110025538 | DIGITAL-TO-ANALOG CONVERTERS AND METHODS THEREOF - A digital-to-analog converter for converting a digital signal into an analog signal is provided. The digital-to-analog converter includes a preprocessing unit, a gain controller, a modulator and an output unit. The preprocessing unit receives and oversamples the digital signal to generate an oversampled signal. The gain controller generates an adjusted signal with a gain function according to a reference signal associated with the oversampled signal when a specific condition is present. The modulator modulates the adjusted signal and generates a modulated signal. The output unit provides the analog signal to a load according to the modulated signal, wherein the analog signal gradually approaches to a specific level according to the gain function when the specific condition is present. | 02-03-2011 |
| 20110019463 | Static Random Access Memories and Access Methods Thereof - A static random access memory device capable of preventing stability issues during a write operation is provided, in which a memory cell is coupled to a read word line, a write word line, a read bit line, a write bit line and a complementary write bit line, and a multiplexing unit is coupled to the read bit line, the write bit line and the complementary write bit line. The multiplexing unit applies first and second logic voltages representing a logic state stored in the memory cell to the write bit line and the complementary write bit line, respectively, when the memory cell is not selected to be written by an input signal from a data driver and the read word line is activated, in which the first and second logic voltages are opposite to each other. | 01-27-2011 |
| 20110018753 | NOISE-SHAPED SEGMENTED DIGITAL-TO-ANALOG CONVERTER - A segmented digital-to-analog converter (DAC) is disclosed. In the present invention, the segmented DAC of the present invention comprises a signal component processing stage and a plurality of noise component processing stages cascaded with the signal component processing stage. A noise component of an input word for the DAC is split into a plurality of portions to be processed. By doing so, effect due to gain mismatch(es) in an analog portion of the DAC can be effectively reduced without significantly increasing DAC cells used in the DAC | 01-27-2011 |
| 20110018597 | Phase Locked Loop and Phase-Frequency Detector - The phase-frequency detector (PFD) includes a frequency detector (FD) arranged to receive orthogonal signal pairs of a reference signal and a feedback signal and estimate a frequency error between a reference signal and a feedback signal; a FD voltage-to-current converter arranged to convert the frequency error into a first current; a phase detector (PD) arranged to receive the orthogonal signal pairs and estimate a phase error between the reference signal and the feedback signal, and a PD voltage-to-current converter arranged to convert the phase error into a second current. | 01-27-2011 |
| 20110018596 | Phase Locked Loop and 3-Stage Frequency Divider - The phase locked loop has a phase-frequency detector (PFD), a loop filter (LF), a voltage controlled oscillator (VCO), and a 3-stage frequency divider. The PFD receives a reference signal and a feedback signal to determine phase and frequency errors. The LF), coupled to the phase-frequency detector, filters the phase and frequency errors to generate a control voltage. The VCO, coupled to the loop filter, generates a VCO output signal according to the control voltage. The 3-stage frequency divider, coupled to the voltage controlled oscillator, divides the frequency of the VCO output signal 3 times to generate the feedback signal. The 3-stage frequency divider comprises three cascaded frequency dividers with different rangers of operating frequencies. | 01-27-2011 |
| 20110014906 | SIGNAL PROCESSING METHOD AND COMMUNICATION APPARATUS UTILIZING THE SAME - A communication apparatus is provided. A processor receives a measurement control message carrying information about a filtering coefficient via a radio transceiver module, periodically measures signal quality of at least one cell to obtain a plurality of measurement results, periodically filters the measurement results according to a first measurement period to obtain a plurality of filtered results, and determines whether to transmit a measurement report to a system controller in the wireless communication network according to the filtered results. The filtering coefficient is assigned by the system controller to filter the measurement results according to a second measurement period. The second measurement period is longer than the first measurement period | 01-20-2011 |
| 20110013034 | METHOD FOR OPERATING DIGITAL CAMERA AND DIGITAL CAMERA USING THE SAME - The invention discloses an electronic device, including an image sensor and a central processing unit (CPU). The image sensor detects a plurality of image frames generated during the manipulation of the electronic device caused by external force. The CPU determines an electronic motion pattern of the plurality of image frames, determines whether the electronic motion pattern matches a predetermined motion pattern defining a functional operation of the electronic device, and performs the functional operation when the electronic motion pattern matches the predetermined motion pattern. | 01-20-2011 |
| 20110012644 | SAMPLING CIRCUITS - A sampling circuit includes an amplifier, a sampling capacitor, a feedback capacitor, and a voltage source. The sampling capacitor and the feedback capacitor are coupled to the same input terminal of the amplifier, such that the offset of the amplifier and low-frequency noise can be cancelled. The voltage source can shift the voltage level of an output signal of the sampling circuit by the difference between the input and output common mode voltages of the amplifier, so that an amplifier having different input common mode voltage and output common mode voltage can be adopted, and the capacitance of the sampling capacitor and that of the feedback capacitor can be different, resulting in a non-unit gain. | 01-20-2011 |
| 20110012244 | Semiconductor Chip Package - A semiconductor chip package comprises a lead frame having a chip carrier having a first surface and an opposite second surface. A first semiconductor chip is mounted on the first surface, having a plurality of bonding pads thereon, wherein the first semiconductor chip has an area larger that that of the chip carrier. A package substrate has a central region attached to the second surface of the chip carrier, having an area larger than that of the first semiconductor chip, wherein the package substrate comprises a plurality of fingers on a top surface thereof in a marginal region of the package substrate, which are arranged in an array with a row of inner fingers adjacent to the first semiconductor chip and a row of outer fingers adjacent to an edge of the package substrate, wherein the inner and outer fingers are electrically connected to the bonding pads of the first semiconductor chip and the lead frame respectively. | 01-20-2011 |
| 20110012241 | Semiconductor Chip Package - A semiconductor chip package comprises a lead frame having a chip carrier having a first surface and an opposite second surface. A first semiconductor chip is mounted on the first surface, having a plurality of bonding pads thereon, wherein the first semiconductor chip has an area larger that that of the chip carrier. A package substrate has a central region attached to the second surface of the chip carrier, having an area larger than that of the first semiconductor chip, wherein the package substrate comprises a plurality of fingers on a top surface thereof in a marginal region of the package substrate, which are arranged in an array with a row of inner fingers adjacent to the first semiconductor chip and a row of outer fingers adjacent to an edge of the package substrate, wherein the inner and outer fingers are electrically connected to the bonding pads of the first semiconductor chip and the lead frame respectively. | 01-20-2011 |
| 20110010512 | METHOD FOR CONTROLLING STORAGE SYSTEM HAVING MULTIPLE NON-VOLATILE MEMORY UNITS AND STORAGE SYSTEM USING THE SAME - A method for controlling a storage system and the storage system using this method are disclosed. In the storage system, at least two memory units share an I/O bus. The shared I/O bus transfers information for each memory unit to execute an operation. The operation has at least one high priority cycle and at least one low priority cycle. When a low priority cycle is overlapped with a high priority cycle, the low priority cycle is suspended, and the high priority cycle is operated first. After the high priority cycle is finished, the suspended low priority cycle is then resumed. By doing so, the shared I/O bus may be used by one memory unit during a busy cycle for another memory unit, during which the latter memory unit does not use the I/O bus. Therefore, the I/O bus can be more efficiently used. | 01-13-2011 |
| 20110009074 | SYSTEMS AND METHODS FOR COEXISTENCE BETWEEN PLURALITY OF WIRELESS COMMUNICATIONS MODULES SHARING SINGLE ANTENNA - A system for the coexistence between a plurality of wireless communications modules sharing single antenna is provided. A wireless communications chipset includes a first wireless communications module configured to transmit or receive first wireless communications signals, and a second wireless communications module configured to transmit or receive second wireless communications signals. A path selection circuit is configured to connect the first wireless communications module to the antenna via a first transceiving path or a second transceiving path for transmitting and receiving the first wireless signals according to transceiving statuses of the first wireless signals and the second wireless signals. | 01-13-2011 |
| 20110009060 | Systems and Methods for Reducing Interference Between a Plurality of Wireless Communications Modules - A wireless communications system is provided with a first wireless communications and a second wireless communications. The first wireless communications module transmits or receives a first wireless signal in a first frequency band selected from a first frequency range. The second wireless communications module transmits or receives a second wireless signal in a second frequency band selected from a second frequency range, and adjusts a transmission power of the second wireless signal in response to that a frequency offset between the first frequency band and the second frequency band falls within a predetermined range. | 01-13-2011 |
| 20110007675 | SYSTEM FOR THE COEXISTENCE BETWEEN A PLURALITY OF WIRELESS COMMUNICATION MODULE SHARING SINGLE ANTENNA - A system for the coexistence between a plurality of wireless communication modules sharing a single antenna is provided, including an antenna, first and second transceiving paths, and first and second wireless communications modules. The first transceiving path is coupled to the antenna. The second transceiving path is coupled to the first transceiving path. The first wireless communications module is coupled to the first transceiving path and transmits or receives a plurality of first wireless signals. The second wireless communications module is coupled to the second transceiving path and transmits or receives a plurality of second wireless signals, wherein signal strengths of the second wireless signals passing through the second transceiving path are attenuated by a certain level, and the attenuated second wireless signals are added to the first wireless signals when passing through the first transceiving path. | 01-13-2011 |
| 20110001239 | Semiconductor Chip Package and Method for Designing the Same - A semiconductor chip package is disclosed. The semiconductor chip package comprises a package substrate having a bottom surface. At least four adjacent ball pads are on the bottom surface, arranged in a first two-row array along a first direction and a second direction. At least four vias are drilled through the package substrate, arranged in a second two-row array, wherein each of the vias in a row of the second two-row array is offset by a first distance along the first direction and a second distance along the second direction from the connecting ball pads in a row of the first two-row array, and each of the vias in the other adjacent row of the second two-row array is offset by the first distance along an opposite direction to the first direction and the second distance along the second direction from the connecting ball pads in the other adjacent row of the first two-row array. | 01-06-2011 |
| 20100332951 | METHOD FOR PERFORMING COPY BACK OPERATIONS AND FLASH STORAGE DEVICE - The invention provides a method for performing copy back operations. First, a copy back command is sent to a flash memory for reading a first error correction code (ECC) data from a first address. The first ECC data is then received from the flash memory. The first ECC data is then decoded without performing error correction to calculate a fail count of the first ECC data. The fail count is then compared with a first threshold value. When the fail count is less than the first threshold value, a first program command is sent to the flash memory for storing the first ECC data to a second address of the flash memory. When the fail count is less than the first threshold value, the first ECC data is not sent back to the flash memory. | 12-30-2010 |
| 20100332922 | METHOD FOR MANAGING DEVICE AND SOLID STATE DISK DRIVE UTILIZING THE SAME - A solid state disk drive is provided. The solid state disk drive includes a multiple level cell (MLC) memory device and a controller. The MLC memory device includes memory blocks each comprising memory cells capable of storing more than a single bit of data per cell. The controller transforms at least one memory block into a single level cell (SLC)-like memory block, and accesses the memory block in an SLC manner. | 12-30-2010 |
| 20100332734 | FLASH MEMORY DEVICES AND METHODS FOR CONTROLLING A FLASH MEMORY DEVICE - A flash memory device includes a memory array and a memory control circuit. The memory array includes memory modules. Each memory module is located in a memory channel and includes a predetermined number of memory cells. The memory control circuit is coupled to the memory array via an address latch enable (ALE) pin and a command latch enable (CLE) pin. The ALE pin and the CLE pin are coupled to all of the memory cells and shared by all of the memory cells in the memory array. | 12-30-2010 |
| 20100332732 | MEMORY SYSTEMS AND MAPPING METHODS THEREOF - Memory systems and mapping methods thereof are provided. In one embodiment of a memory system, an interface device is coupled between a flash memory and a host and stores a flash translation layer. The flash translation layer utilizes a data block mapping table and a page mapping table to manage data blocks and log blocks of the flash memory by a page mapping scheme and utilizes a random write page mapping table independent from the block mapping table and the page mapping table to manage the random write blocks by a random write mapping scheme. When a first predetermined condition is satisfied, the flash translation layer converts one of the data blocks (and one of the log block corresponding to the converted data block if any) into random write block(s) and utilizes the random write mapping schemes to manage the random write block(s). When a second predetermined condition is satisfied, the flash translation layer merges and converts random write block(s) into a data block and utilizes the page mapping scheme to manage the converted random write block(s). | 12-30-2010 |
| 20100328129 | PIPELINE ANALOG-TO-DIGITAL CONVERTER WITH PROGRAMMABLE GAIN FUNCTION - A pipeline analog-to-digital converter (ADC) comprises a plurality of pipeline stages is disclosed. The first pipeline stage has programmable gain function. The first pipeline stage includes a sub-analog-to-digital converter (sub-ADC) and a multiplying digital-to-analog converter (MDAC) implemented by switched capacitor (SC) circuits. Different capacitances in the sub-ADC and MDAC are provided so as to provide different gains by controlling switches in the SC circuits. | 12-30-2010 |
| 20100327984 | PHASE LOCKED LOOP CIRCUITS AND GAIN CALIBRATION METHODS THEREOF - Phase locked loop circuits are provided, in which a phase locked loop module includes a voltage controlled oscillator to generate an oscillation signal with an output frequency according to a control voltage, and a gain calibration module triggers the phase locked loop module to induce a frequency variation characterized by a delta function in the output frequency and calculates a gain of the voltage controlled oscillator according to a phase error caused by the frequency variation in the output frequency. | 12-30-2010 |
| 20100327830 | LOW VOLTAGE DROP OUT REGULATOR - A low voltage drop out (LDO) regulator is disclosed. The LDO regulator has a voltage buffer for receiving an input voltage containing a DC component and an AC component, converting the input voltage into a converted voltage having a lower DC component and an AC component following that of the input voltage; a control stage applied with the converted voltage; and an output stage applied with the input voltage. The output stage is controlled by the control stage to output an output voltage of a specific level. In the LDO regulator, elements of small sizes can be used to save a layout area thereof. In the meanwhile, the LDO regulator can maintain a high power supply rejection ratio (PSRR) characteristic. | 12-30-2010 |
| 20100325364 | CACHE CONTROLLER, METHOD FOR CONTROLLING THE CACHE CONTROLLER, AND COMPUTING SYSTEM COMPRISING THE SAME - A cache controller, a method for controlling the cache controller, and a computing system comprising the same are provided. The computer system comprises a processor and a cache controller. The cache controller is electrically connected to the processor and comprises a first port, a second port, and at least one cache. The first port is configured to receive an address of a content, wherein a type of the content is one of instruction and data. The second port is configured to receive an information bit corresponding to the content, wherein the information bit indicates the type of the content. The at least one cache comprises at least one cache lines. Each of the cache lines comprises a content field and corresponding to an information field. The content and the information bit is stored in the content field of one of the cache lines and the corresponding information field respectively according to the information bit and the address. Thereby, instruction and data are separated in a unified cache. | 12-23-2010 |
| 20100322159 | PTA METHOD AND APPARATUS UTILIZING THE SAME - An apparatus includes a first and a second wireless communication modules and a packet traffic arbitration (PTA) module. The first wireless communication module issues a first request for a first transmission or reception operation in a first time period, wherein the first request includes information regarding a first power level for performing the first TX or RX operation. The second wireless communication module issues a second request for a second TX or RX operation in a second time period, wherein the second request includes information regarding a second power level for performing the second TX or RX operation. The packet traffic arbitration module receives the first request and the second request, and grants one or both of the first request and the second request according to the first power level and the second power level when the first time period is overlapped with the second time period. | 12-23-2010 |
| 20100321586 | WIRELESS COMMUNICATION RECEIVER, A WIRELESS COMMUNICATION RECEIVING METHOD AND A TELEVISION RECEIVER - The present invention relates to a wireless communication receiver, wireless communication receiving method and television receiver. The wireless communication receiver has signal processing circuits including a first signal processing circuit and a second signal processing circuit, a data storage module, and a deinterleaver. The first signal processing circuit receives a wireless communication signal and then performs a first signal processing to generate a first output data according to the wireless communication signal. The deinterleaver stores the first output data into the data storage module, and retrieves a deinterleaved data corresponding to the first output signal from the data storage module. The second signal processing circuit performs a second signal processing to generate a second output data according to the deinterleaved data. The data storage module is shared by the deinterleaver and at least one of the signal processing circuits for data storage, thereby effectively reducing the production cost. | 12-23-2010 |
| 20100321576 | Digitizer with Variable Sampling Clock and Method Using the Same - A digitizer includes an analog to digital converter (ADC), a sampling frequency generator, and a controller. The ADC samples an IF signal to generate a digital signal. The sampling frequency generator is connected to the ADC and provides a sampling clock of variable frequency to the ADC. The controller is connected to the sampling frequency generator and determines frequency of the sampling clock. | 12-23-2010 |
| 20100321219 | GAIN CONTROL METHOD AND ELECTRONIC APPARATUS CAPABLE OF GAIN CONTROL - A gain control method is provided. In one embodiment, an amplifier amplifies a first signal according to a gain to obtain a second signal, and a converter converts the second signal to a digital signal. First, the gain is sequentially set to a plurality of gain values. A plurality of entropy values of the digital signal corresponding to the gain values is then calculated. A picked entropy value of the entropy values is then determined. The gain value corresponding to the picked entropy value is then determined as a picked gain value. Finally, the gain is set to the picked gain value for amplifying the first signal. | 12-23-2010 |
| 20100317303 | SELF-CALIBRATING DIRECT CONVERSION TRANSMITTER WITH CONVERTING/STEERING DEVICE - A steering and mixing module comprises a double balanced switch quad and a steering quad. The double balanced switch quad comprises a first output pair, and the first output pair is coupled to a first load stage. The steering quad comprises a second output pair, and the second output pair is coupled to a second load stage. The double balanced switch quad and the steering quad share an input pair. | 12-16-2010 |
| 20100317301 | METHODS FOR HANDLING A TRANSMITTING PROCESS AND COMMUNICATION APPARATUSES UTILIZING THE SAME - A communication apparatus is provided. A power amplifier is coupled to an antenna and switched on or off according to a control signal. A baseband processing module is coupled to the power amplifier and a radio transceiver module, receives a bit stream comprising information indicating corresponding transmitting time and sub-carrier frequencies of up-link messages via the radio transceiver module, processes the bit stream to obtain a map profiling allocations of the up-link messages, prepares the up-link messages to be transmitted according to the map, and generates the control signal according to the map. Within a data frame period, when there is no up-link message to be transmitted during a up-link time interval, the power amplifier is switched off in response to the control signal during the up-link time interval. | 12-16-2010 |
| 20100311467 | SYSTEM FOR PROVIDING REMOTE SUBSCRIBER IDENTITY CARD TO MOBILE STATION AND METHODS THEREOF - A system for providing a remote subscriber identity card to a mobile station is provided. The system includes a subscriber identity card, a Bluetooth module and a controller. The Bluetooth module establishes a Bluetooth connection to the mobile station. The controller accesses the subscriber identity card to obtain identity information and provides the obtained information to the mobile station via the Bluetooth connection such that the mobile station camps on a cell according to the obtained information. | 12-09-2010 |
| 20100311339 | SYSTEM FOR THE COEXISTENCE BETWEEN A PLURALITY OF WIRELESS COMMUNICATION MODULES - A system for the coexistence between wireless communication modules sharing an antenna is disclosed. A wireless communication chipset includes a first wireless communication module capable of transmitting and receiving first wireless communication signals, a second wireless communication module capable of transmitting and receiving second wireless communication signals and a combine-separate unit capable of generating a first combined signal and separating a second combined signal. The switching device is configured to selectively transmit the first combined signal or receive the second combined signal. The connection device has a first port coupled to an antenna, a second port connected to the first port for transmitting the first combined signal or receiving the second combined signal, and a third port connected to the first port for transmitting or receiving the second wireless communication signals via the second path and the antenna. | 12-09-2010 |
| 20100309831 | SYSTEMS FOR WIRELESS LOCAL AREA NETWORK (WLAN) TRANSMISSION AND FOR COEXISTENCE OF WLAN AND ANOTHER TYPE OF WIRELESS TRANSMISSION AND METHODS THEREOF - An embodiment of a system for the coexistence of a wireless local area network (WLAN) in power saving mode, and another type of wireless transmission is provided. A wireless transmission module is configured to transmit or receive data in two slots separated by an available window. A WLAN module is configured to obtain information regarding the available window and transmits a polling request (PS-Poll) at a supported rate higher than any basic rate in the available window in order to obtain buffered data from an access point (AP). The supported rate is encoded in a supported rate set while the basic rate is encoded in a basic rate set announced by the AP. | 12-09-2010 |
| 20100308882 | FINE DELAY ADJUSTMENT - A fine delay adjustment device is disclosed. The fine delay adjustment device in accordance with the present invention has at least one delay buffer having an output impedance; a capacitor connected to the delay buffer in series; and a variable resistive unit connected with the capacitor in series. The variable resistive unit has a variable resistance of the same order as the output impedance of the delay buffer. The fine delay adjustment of the present invention is capable of providing sub-ps adjustment steps. In the mean while, an increment due to the fine delay adjustment added to delay time is limited. | 12-09-2010 |
| 20100306623 | Error Correction Devices and Correction Methods - An error correction device is provided. When an error of an incorrect data group stored in a memory is detected, a memory controller of the error correction device executes a burst read, burst write or burst read-modify-write (RMW) operations to the memory instead of the conventional single read-modify-write (RMW) operation, thereby reducing the occupied bandwidth of the memory. | 12-02-2010 |
| 20100306447 | DATA UPDATING AND RECOVERING METHODS FOR A NON-VOLATILE MEMORY ARRAY - Methods for updating and recovering user data of a non-volatile memory array such as a flash memory are disclosed. An indication for indicating a mapping relationship for a logical address is established when original user data of the logical addresses is updated into new user data. The indication records new pointers, which record the mapping relationships between logical addresses and physical addresses storing the new user data of the logical addresses. Alternatively, the indication records memory positions of the non-volatile memory array which are defined as designated memory positions and a sequence for using these designated memory positions. | 12-02-2010 |
| 20100304782 | METHOD AND SYSTEM FOR COORDINATING PROTOCOL STACK ENTITIES TO SHARE SINGLE RADIO RESOURCE - The invention discloses a method for coordinating protocol stack entities to share a single radio resource, executed by a processor of a mobile station, including the step of: after a first protocol stack entity for a first subscriber identity card enters a TALKING mode or enables a dial-up service, forcing a second protocol stack entity for a second subscriber identity card to release the radio resource or suspend utilization of the radio resource, and enabling the radio resource to be utilized to perform requisite operations or procedures of the TALKING mode or the dial-up service. | 12-02-2010 |
| 20100304780 | Low Power Module for a Station of a Wireless Communication System and Related Method - The invention relates to a low power module, and in particular, to a low power module applied in a station of a wireless communication system. A low power module includes a first MAC module, a second MAC module, a low power switch register, a control register unit, a slow clock generator, and a multiplexer (MUX). The first and second MAC module transmits and receives packets in a normal operational mode and a power save mode, respectively. The low power switch register switches a current mode to another mode. The control register unit controls the RF/BB module and the clock generator under the control of the low power switch register. The slow clock generator generates a slow operational clock for the second MAC module in the power save mode. The MUX chooses the normal operational or the slow operational clock periodically as a clock of the second MAC module according to the control register unit. | 12-02-2010 |
| 20100302919 | Optical Recording Method and Apparatus - An optical recording method and recording system for recording data to optical recordable medium are present. An recording system for recording a plurality of data units from a source via a buffer to an optical recordable medium, the apparatus comprising: a pick-up head module (PUH module), a verifier coupled to the PUH module, a buffer management unit for controlling the buffer to buffer data units, and receiving a verifying status signal from the verifier, when the verifying status signal indicating one of recorded data units is verified, generating a transfer control signal for receiving new data unit, and a buffer control signal to control the buffer to release buffer space of the verified data unit to buffer new data unit; wherein after the verifier verifies the second number of the data units, the PUH module follows to an initial position to record a third number of new data units and keeps recording and reading until the plurality of data units being recorded and verified. | 12-02-2010 |
| 20100302880 | DUAL POWER RAIL WORD LINE DRIVER AND DUAL POWER RAIL WORD LINE DRIVER ARRAY - A dual power rail word line driver for driving a word line of a memory array according to a predecode signal from a decoder powered by a first supply voltage is provided. A signal buffering unit is coupled between the word line and a node. A pull-down unit is coupled between the node and a ground. A pull-up unit is coupled between the node and a second supply voltage higher than or equal to the first supply voltage. The signal buffering unit provides a word line signal corresponding to the predecode signal to the memory array via the word line when the pull-down unit is turned on by the predecode signal and a first pulse signal and the pull-up unit is turned off by a second pulse signal. There is no level shifter on a critical timing path of the dual power rail word line driver. | 12-02-2010 |
| 20100301920 | MIXER WITH HIGH LINEARITY - A mixer is provided. The transconductance stage receives an input signal through an input node and outputs an output signal through an output node. The transconductance stage includes a first transistor coupled between the output node and a first power node, having a first gate coupled to the input node, and operating in a saturation region, a second transistor coupled to the first power node, having a second gate coupled to the input node, and operating in a sub-threshold region, a first biasing circuit providing a first bias voltage, and a third transistor coupled between the output node and the second transistor, and having a third gate coupled to the first bias voltage. The switching quad is coupled to the output node and generates a translation current according to the output signal. The transimpedance amplifier transforms the translation current to a corresponding voltage. | 12-02-2010 |
| 20100293430 | DRIVING CIRCUIT FOR DRIVING READING OPERATION OF OPTICAL DRIVE AND METHOD FOR READING INFORMATION FROM OPTICAL DATA STORAGE MEDIUM - The invention provides a method for reading information of an optical data storage medium. First, one sector of the optical data storage medium is obtained. The sector is then decoded to check if the sector is reliable. When the sector is not reliable, a data rescue process referring to spec-defined or pre-defined information of the physical specification of the sector is performed in order to obtain disc fundamental information of the optical data storage medium. | 11-18-2010 |
| 20100289697 | METHOD AND DEVICE FOR PREDICTING GNSS SATELLITE TRAJECTORY EXTENSION DATA IN MOBILE APPARATUS - A method and device for predicting satellite trajectory extension data in a mobile apparatus. The device in accordance with the present invention comprises an I/O interface and a microprocessor. The input/output (I/O) interface is used for obtaining at least one satellite navigation message for at least one satellite. The microprocessor is used for determining a propagating condition according to the satellite navigation message, estimating at least one parameter of a satellite trajectory prediction model according to the propagating condition, and propagating at least one set of satellite trajectory extension data by using the satellite trajectory prediction model. | 11-18-2010 |
| 20100284627 | APPARATUS AND METHODS FOR MOTION VECTOR CORRECTION - A motion vector correction apparatus for correcting an estimated motion vector for a pixel located at a position of an interpolated frame between a first and a second frame is provided, including a three-frame motion estimation unit estimating a previous and a following motion vector fields; a motion vector selection unit determining a set of reference motion vectors associated with the first and second frame for the position of the pixel, wherein the reference motion vectors include a first motion vector set as the estimated motion vector and a pair of corresponding motion vectors from the previous and following motion vector fields; and a motion vector correction unit obtaining a measure of consistency between the corresponding motion vectors, adapting a plurality of weighted factors according to the measure of consistency and correcting the estimated motion vector according to the adapted weighted factors and the set of reference motion vectors. | 11-11-2010 |
| 20100284232 | Memory Circuit and Tracking Circuit Thereof - The invention provides a tracking circuit of a memory circuit. The tracking circuit is coupled between a control circuit and a sense amplifier, delays a word-line pulse signal generated by the control circuit by a delay period to generate a sense amplifier enable signal enabling the sense amplifier to detect data bits output by a memory cell array. In one embodiment, the tracking circuit comprises a plurality of dummy cells and a dummy bit line. At least one of the plurality of dummy cells comprises a plurality of cascaded transistors cascaded between the dummy bit line and a ground voltage for lowering down a dummy bit line signal on the dummy bit line when the word-line pulse signal is enabled. The dummy bit line is coupled to the dummy cells and carries the dummy bit line signal. | 11-11-2010 |
| 20100283549 | PHASE LOCKED LOOP - Phase locked loop circuits capable of increasing an equivalent capacitance thereof to improve stability are provided, in which an integral part comprises a first phase frequency detector providing a phase error signal, a first charge pump circuit generating a control signal according to the phase error signal, a controllable oscillator providing an output clock according to the control signal, and a sampling adjustment unit decreasing the number of times the control signal is updated according to the phase error signal. A proportional part is coupled between the controllable oscillator and a reference clock and operated in a fraction mode. | 11-11-2010 |
| 20100278020 | Recording Method and Apparatus for Optical Disk Drive - A recording apparatus for an optical disk drive is provided. The recording apparatus includes a driver, a servo signal generator, a filter, and a counter. The driver controls a recording speed of the optical disk drive. The servo signal generator generates at least a servo signal. The filter with a specific bandwidth filters the servo signal to generate a filtered servo signal. The counter generate a count value according to the filtered servo signal and instructs the driver to decrease the recording speed of the optical disk drive when the count value exceeds a trigger value, so as to record with the decreased recording speed. | 11-04-2010 |
| 20100277245 | PHASE LOCK LOOP CIRCUITS - A phase lock loop circuit is provided. A phase frequency detector detects a phase difference between a feedback signal and a reference signal, and generates a phase error signal in response to the detected phase difference. A charge pump consists of at least one core device and outputs a current signal based on the phase error signal. An active loop filter receives and transfers the current signal into a control signal. Operating voltage of the active loop filter is higher than operating voltage of the charge pump. A controlled oscillator receives the control signal and generates an output signal in response to the control signal. A feedback divider receives the output signal to generate the feedback signal. | 11-04-2010 |
| 20100274933 | Method and apparatus for reducing memory size and bandwidth - A solid state disk drive is provided. The solid state disk drive includes a memory device and a controller. The memory device includes memory cells for storing data bits. The controller is coupled to the memory device, accesses the memory device according to a clock signal, estimates a work load of the memory device, and adjusts a frequency of the clock signal in accordance with the estimated work load. | 10-28-2010 |
| 20100272218 | METHOD AND APPARATUS FOR COORDINATED MIMO SIGNAL TRANSMISSION AMONG MULTIPLE CELLS IN WIRELESS OFDM SYSTEMS - A FFR (fractional frequency reuse)-based network MIMO (multiple-input multiple-output) transmission architecture in a cellular system that employs cell sectoring using directional antennas. Each cell is sectorized into three outer sectors using three directional antennas which transmit in three different directions using three different frequency subbands. The cell sectors are arranged based on a frequency partition scheme so that three sectors in three neighboring cells form a coordinated group for network MIMO transmission. A regular and a rearranged frequency partition are described. Further, a practical implementation of SON (self organizing network)-based three-cell FFR-based network MIMO for a wireless OFDM system is described. In this implementation, a server connected to multiple base stations (BSs) defines multiple coordinated groups for coordinated MIMO transmission, and the BSs within each coordinated group negotiate a common radio resource region (a composite time-frequency region), and selects a serving mobile station to participate in the coordinated MIMO transmission. | 10-28-2010 |
| 20100272186 | TRANSPORT STREAM PROCESSING SYSTEM AND RELATED METHOD THEREOF - A transport stream processing system capable of recording and playing back a transport stream carrying a plurality of transport stream packets is provided, and includes: a first memory unit storing a plurality of sets of control words; a packet identifier filter acquiring a set of control words according to a packet identifier value of a transport stream packet and configuring an indicator to indicate whether the transport stream packet is for a recording or a playback operation; a second memory unit storing a plurality of data structures, wherein each data structure corresponds to an index number of each set of control words; and a processor determining whether the recording or playback operation for the transport stream packet is performed for the transport stream packet according to the indicator, retrieving a data structure according to the index number corresponding to the acquired set of control words and performing the operation accordingly. | 10-28-2010 |
| 20100272139 | DRIVING CIRCUIT FOR DRIVING LASER DIODE AND METHOD FOR CONTROLLING LASER POWERS OF LASER DIODE - The invention provides a driving circuit for driving a laser diode of a pickup head. In one embodiment, the driving circuit comprises an automatic power control (APC) module, a clamp value determination unit, and a clamp circuit. The automatic power control module generates at least one power control signal. The clamp value determination unit dynamically determines at least one clamp value corresponding to the power control signal when the pickup head accesses an optical storage medium. The clamp circuit clamps the power control signal according to the clamp value to obtain a clamped power control signal. A driving signal for driving the laser diode can then be generated according to at least the clamped power control signal. | 10-28-2010 |
| 20100272067 | Carrier assignment with mobility support in multi-carrier OFDM systems - Carrier pre-assignment is applied in multi-carrier handover operation to mitigate the impact to the user experience during handover and to achieve various objectives of call admission control in wireless multi-carrier OFDM networks. With carrier pre-assignment, a mobile station communicates its multi-carrier information to a target base station. The target base station pre-assigns secondary carriers to fulfill the requirements of the mobile station. In a first embodiment, a break-before-entry (BBE) multi-carrier handover procedure with carrier pre-assignment is provided. In a second embodiment, an entry-before-break (EBB) multi-carrier handover procedures for both inter-FA and intra-FA with carrier pre-assignment are provided. The multi-carrier handover procedures with carrier pre-assignment may be applied to 2-to-2 or N-to-N carriers handover situation. Because target secondary carriers are pre-assigned before handoff, the mobile station is ready for data transmission over multiple carriers after handover without additional carrier assignment procedure. | 10-28-2010 |
| 20100272051 | Method and apparatus of carrier assignment in multi-carrier OFDM systems - In a carrier assignment procedure, a mobile station and its serving base station exchange and negotiate carrier deployment and multi-carrier capability information, and make a well-informed carrier assignment decision based on the negotiation result. The carrier assignment procedure ensures that the assigned secondary carriers are not only supported by both the serving BS and the MS, but are also desirable under additional requirements and considerations. Furthermore, the carrier assignment decision may be updated based on additional considerations such as channel quality measurement and network load condition over the assigned carriers. Such updated assignment decision may be made by the base station in unsolicited manner, or based on a carrier re-assignment request from the mobile station. | 10-28-2010 |
| 20100271987 | Full Division Duplex System and a Leakage Cancellation Method - An exemplary embodiment of a full division duplex system comprises a receiver, a transmitter and an auxiliary circuit. The receiver receives an inbound RF signal of a first band to generate an inbound baseband signal, and the transmitter up converts an outbound baseband signal by an oscillation signal to generate an outbound RF signal of a second band for transmission. The auxiliary circuit calculates leakages from the outbound RF signal to generate a blocker replica, in which a LNA is coupled to a non-conductive coupling path extended from the input of receiver to collect leakages from the outbound RF signal to produce an induction signal. The induction signal is down converted to perform an adjustment, and thereafter up converted again to generate the blocker replica. In this way, the inbound baseband signal is generated from a subtraction of the inbound RF signal and the blocker replica. | 10-28-2010 |
| 20100265246 | DISPLAY CONTROL DEVICE FOR FLAT PANEL DISPLAYS AND DISPLAY DEVICE UTILIZING THE SAME - A display control device for a flat panel display is provided and includes a display controller and a timing controller. The display controller is provided for receiving an input signal and generating a display signal and a plurality of timing signals corresponding to the display signal. The timing controller includes a timing control unit and a data processing unit. The timing control unit is coupled to the display controller for providing a plurality of control signals required for the flat panel display. The data processing unit is incorporated into the display controller in a first integrated circuit chip for receiving the display signal and generating a plurality of output signals in synchronization with the timing signals. The output signals are output to the flat panel display through a predetermined interface. | 10-21-2010 |
| 20100265130 | Positioning System and Method Thereof - The invention provides a positioning system. In one embodiment, the positioning system comprises a Global Navigation Satellite System (GNSS) module, a dead reckoning module, a Geographic Information System (GIS) module, and an calculating module. The GNSS module generates a first positioning data according to satellite communication. The dead reckoning module estimates a second positioning data according to a sensor's measurement data, the first positioning data, and a feedback positioning data of a previous epoch. The GIS module fits the first positioning data to a map to generate a third positioning data taken as a final output of the positioning system. The calculating module integrates the third positioning data and the second positioning data according to predetermined weights to obtain the feedback positioning data of a current epoch, which is recursively fed back to the dead reckoning module for a next estimation. | 10-21-2010 |
| 20100264993 | PLL WITH LOOP BANDWIDTH CALIBRATION CIRCUIT - A phase locked loop (PLL) with a loop bandwidth calibration circuit is provided. The mixed-mode PLL comprises an analog phase correction path, a digital frequency correction path, a calibration current source, and a loop bandwidth calibration circuit. The analog phase correction path comprises a linear phase correction unit (LPCU). The digital frequency correction path comprises a digital integral path circuit. The calibration current source is coupled to the LPCU. The loop bandwidth calibration circuit is coupled to a frequency divider and coupled between the input and output of the PLL. The loop bandwidth calibration circuit operates after the calibration current source injects a calibration current into the LPCU. | 10-21-2010 |
| 20100264533 | SEMICONDUCTOR CHIP PACKAGE - A semiconductor chip package is provided. The semiconductor chip package includes a lead frame having a chip carrier. A semiconductor chip is mounted on the chip carrier, having a plurality of bonding pads thereon. A package substrate has a cavity therein to accommodate the chip carrier and the semiconductor chip, wherein at least one of the bonding pads of the semiconductor chip is electrically coupled to the package substrate. | 10-21-2010 |
| 20100259303 | REFERENCE BUFFER CIRCUIT - A reference buffer circuit is provided, comprising a reference buffering stage and a driving stage. The buffering stage provides a first driving voltage based on a first input voltage. The driving stage is driven by the first driving voltage to output a first output voltage. In the buffering stage, a first operational amplifier has a first input end for receiving the first input voltage, a second input end, and an output end for outputting a first tracking voltage. A first level shifter is coupled to the output end of the first operational amplifier, shifting a level of the first tracking voltage to generate the first driving voltage. A first buffering transistor has a drain coupled to a first supply voltage, a source connected to the second input end of the first operational amplifier, and a gate coupled to the first charge pump for receiving the first driving voltage. | 10-14-2010 |
| 20100254609 | DIGITAL CAMERA AND IMAGE CAPTURING METHOD - A digital camera and an image capturing method for photographing at least one object in the digital camera. An image is sensed, and an eye-gazing detection process is accordingly preformed on the image to detect an eye-gazing direction of at least one pair of eyes of the at least one object. It is determined whether the eye-gazing direction meets a gazing criterion. If the eye-gazing direction meets the gazing criterion, an application of the digital camera is triggered. | 10-07-2010 |
| 20100254492 | DATA SIGNAL PHASE REVERSAL CORRECTION METHOD AND SYSTEM IMPLEMENTING THE SAME - A data signal phase reversal correction method and system implementing the same are disclosed. In the present invention, a pilot signal of a satellite is checked to see if there is a phase reversal according to an accumulation of correction results of symbols of the received pilot signal with corresponding symbols of a known pilot sequence. It is determined whether a phase correction of a data signal of the satellite is to be executed or not by referencing the phase reversal determination result of the pilot signal. | 10-07-2010 |
| 20100254438 | LOW COMPLEXITY ACQUISITION METHOD FOR GNSS - A low complexity acquisition method and a receiver implemented such a method are disclosed. In the present invention, a cyclical shifted-and-combined (CSC) code is generated by intercepting sub-codes from a full code and combining the sub-codes with an equal gain. The CSC code is correlated with a received signal to find a candidate peak. The other candidate peak(s) can be deduced accordingly. Thus, hypotheses can be significantly reduced. A true peak can be easily and rapidly found by verifying the candidate peaks. | 10-07-2010 |
| 20100250980 | METHODS FOR REDUCING POWER CONSUMPTION AND DEVICES USING THE SAME - A method for reducing power consumption of a device with an embedded memory module is provided. The device includes comprises a processor, an embedded memory module, a software module, a power supplying unit, and an auxiliary logic. The embedded memory module is accessed by the processor and partitioned into a plurality of memory blocks in accordance with a first predetermined rule. The software module comprises an instruction set and a data set. The software module is segmented into a plurality of segments in accordance with a second predetermined rule. The power supplying unit provides power to the plurality of memory blocks. The auxiliary logic controls the power supplying unit. The power supplied to a memory block is switched on or off in accordance with a condition. | 09-30-2010 |
| 20100245178 | PORTABLE ELECTRONIC DEVICE - A portable electronic device is provided. The portable electronic device includes a housing, a first circuit board, an antenna, a second circuit board and a metal sheet. The first circuit board is disposed in the housing, including a first ground element, a first edge and a second edge. The antenna is disposed on the first circuit board near to the first edge, wherein the antenna transmits a wireless signal, and a resonance current is generated on the first ground element. The second circuit board is disposed in the housing, including a second ground element and a third edge. The metal sheet is disposed in the housing, insulated from the first ground element, wherein the metal sheet is near to the second edge and the third edge, and the metal sheet couples the first ground element to guide the resonance current from the first ground element to the second ground element. | 09-30-2010 |
| 20100244969 | TEMPERATURE COMPENSATED OSCILLATION CIRCUITS - A temperature compensated oscillation circuit capable of providing a stable frequency output over temperature is provided, in which an oscillator with a crystal resonator is arranged to generate an oscillation signal with an output frequency, and a temperature sensor provides a temperature compensation voltage of which a function is linear with respect to an ambient temperature of the oscillator. A first accumulation mode MOS varactor is coupled to the oscillator, and the first accumulation mode MOS varactor adjusts a capacitance thereof in response to the temperature compensation voltage, such that the coupled oscillator has a frequency compensation over temperature for the oscillation signal, wherein the frequency compensation substantially varies as an inverse function of a deviation of the crystal resonator over temperature when the ambient temperature is within a predetermined temperature range. | 09-30-2010 |
| 20100244957 | POWER CIRCUITS FOR POWER AMPLIFIERS AND COMMUNICATION SYSTEMS USING THE SAME - A power circuit for a power amplifier which operates in an inactive period and an active period is provided and includes a power supply unit, a current limiting unit, a storage unit, and a converting unit. The power supply unit provides a first current. The current limiting unit is arranged to process the first current to generate a second current. The storage unit is arranged to provide a storage voltage. The storage unit is charged by the second current during the inactive period and discharged by a third current during the active period. The converting unit provides an active power to the power amplifier according to the storage voltage, the second current, and the third current during the active period. | 09-30-2010 |
| 20100239233 | Video Processing and Optical Recording - A combined digital TV decoding and optical recording system includes a transport stream demultiplexer to demultiplex at least one compressed multimedia stream from an MPEG transport stream having multiplexed compressed multimedia streams. A video encoder compresses a video stream to generate a second compressed video stream. A common system controller controls operations of the transport stream demultiplexer and the video encoder, and allocates portions of a memory to the transport stream demultiplexer and the MPEG video encoder based on respective memory requirements. | 09-23-2010 |
| 20100235570 | COMMAND CONTROLLER, PREFETCH BUFFER AND METHODS FOR ACCESSING A SERIAL FLASH IN AN EMBEDDED SYSTEM - The invention relates to a command controller and a prefetch buffer, and in particular, to a command controller and a prefetch buffer for accessing a serial flash in an embedded system. An embedded system comprises a serial flash, a processor, a plurality of access devices, and a prefetch buffer. The processor and the plurality of access devices send various commands to read data from or write data to the serial flash. The prefetch buffer temporarily stores a predetermined amount of data before data being read from or written to the serial flash. | 09-16-2010 |
| 20100232517 | Method and Apparatus for Processing a Multimedia Bitstream - A method and apparatus for processing a multimedia bitstream are provided. The apparatus comprises a receive module, an extraction module, and a generation module. The receiving module receives the multimedia bitstream, wherein the multimedia bitstream comprises a plurality of NAL units. The extraction module extracts the NAL units from the multimedia bitstream. The generation module generates a processed bitstream comprising markers and NAL units. Each of the markers has a unique code. By doing so in future processing, a decoder or a decoding method can locate NAL units easily by searching for the corresponding marker. | 09-16-2010 |
| 20100232085 | ELECTRONIC DEVICES WITH FLOATING METAL RINGS - A electronic device is provided. The electronic device comprises first and second electrodes and a first floating metal ring. The first and second electrodes are formed in a first layer. The first floating metal ring is formed in the first layer and encloses the first electrode and the second electrode. Thus, noise on a conducting line near the electronic device does not directly affect differential signals on the first and second electrodes. | 09-16-2010 |
| 20100231799 | METHOD AND APPARATUS FOR REDUCING COLOR NOISES - A method for reducing color noises of a chrominance signal includes the following steps: receiving the chrominance signal; sampling the chrominance signal to generate a plurality of chrominance samples; determining a phase-rotation level between a specific chrominance sample and the chrominance samples; calculating an average value of the chrominance samples; and selectively outputting the average value or the chrominance information of the specific chrominance sample as an output chrominance information to represent the color information of the specific chrominance sample according to the phase-rotation level. | 09-16-2010 |
| 20100231310 | MIXED-MODE PLL - A mixed-mode PLL is disclosed. The mixed-mode PLL comprises a digital sigma-delta modulator, a low pass filter, and a digital controlled oscillator. The digital sigma-delta modulator receives a fractional bit signal. The low pass filter is coupled to the digital sigma-delta modulator. The low pass filter receives an output signal of the digital sigma-delta modulator and converts the output signal to an analog control signal. The digital controlled oscillator comprises a varactor dynamically coupled to the low pass filter and receiving the analog control signal. | 09-16-2010 |
| 20100226429 | METHODS AND ELECTRONIC DEVICES FOR QUANTIZATION AND DE-QUANTIZATION - Electronic devices for de-quantization are disclosed. An electronic device includes at least a multiplier. The multiplier generates a de-quantization scale by multiplying a first sub-factor by a second sub-factor after acquiring a macro-block (MB) from a bitstream. The generated de-quantization scale enables de-quantization of a block of the MB. Another electronic device includes at least a multiplier. The multiplier generates a quantization scale by multiplying the inverse of a first sub-factor by the inverse of a second sub-factor after acquiring an MB from a video sequence. The generated quantization scale enables quantization of a block of the MB. | 09-09-2010 |
| 20100225515 | TRACK AND HOLD AMPLIFIERS AND ANALOG TO DIGITAL CONVERTERS - A track and hold amplifier is provided. The track and hold amplifier includes an input node receiving an analog signal, a buffer coupled between a first node and an output node, a first switch coupled between the input node and the first node, a plurality of switching circuits and a voltage generating unit. Each of the switching circuits includes a capacitor coupled between the first node and a second node. The voltage generating unit selectively provides a common signal or a reference signal to the capacitors of the switching circuits, wherein the reference signal is independent from the analog signal. | 09-09-2010 |
| 20100219908 | DIGITAL TO ANALOG CONVERTING METHOD AND DIGITAL TO ANALOG CONVERTOR UTILIZING THE SAME - A digital to analog converter for converting a digital input signal provided by a host to an analog output signal includes a modulator receiving the digital input signal, modulating the digital input signal, and outputting a modulated signal, and a filtering circuit receiving the modulated signal, low pass filtering the modulated signal, and outputting the analog output signal to an output node. The filtering circuit includes a first switching circuit for adjusting the bandwidth of the filtering circuit according to a bandwidth switching signal. | 09-02-2010 |
| 20100219873 | SIGNAL SOURCE DEVICES - A signal source device is provided and includes a plurality of latch units, an inverter unit, and a voltage-shifting unit, which may include a capacitance unit. The plurality of latch units are substantially cascaded. The inverter unit is coupled to the latch units. The voltage-shifting unit has a first terminal coupled to the inverter unit and one of the latch units and a second terminal receiving a first input signal, for shifting a voltage level at the first terminal according to the first input signal. | 09-02-2010 |
| 20100216460 | METHOD AND USER EQUIPMENT WITH DUAL RF TRANSCEIVERS TO PERFORM PLMN LIST GENERATION OR PLMN SEARCH - Techniques for efficiently performing public land mobile network (PLMN) list generation or PLMN search on user equipment for use in a mobile communication system are described. The user equipment is operating in a plurality of supported modes and each supported mode includes a plurality of frequency bands. The user equipment includes an antenna, two RF transceivers and a processor. The RF transceivers are coupled to the antenna for operating in the operating frequency bands via the antenna. The processor coupled to the RF transceivers receives a request requesting PLMN list generation or PLMN search, determines whether both or either of the RF transceivers are available for handling the PLMN list generation or PLMN search, respectively directs the RF transceivers to generate a PLMN list or perform a search for at least one selected operating frequency band according to the request and a dispatch rule, and provides a corresponding execution result. | 08-26-2010 |
| 20100216428 | MOBILE COMMUNICATION APPARATUS HAVING ANTI-THEFT AND AUTO-NOTIFICATION FUNCTIONS - A mobile communication apparatus comprises an anti-theft control circuit and a transmission control circuit. The anti-theft control circuit has an information management module and a security module. The information management module is used for storing a user personal database comprising at least one of a phonebook database, a schedule database, and an e-mail database. The transmission control circuit is used for transmitting data and/or signals. When the transmission control circuit receives a remote message, the security module examines whether the remote message is a predetermined legitimate remote control message; wherein if YES, the transmission control circuit sends out at least one record of the phonebook database, the schedule database, and the e-mail database to an electronic apparatus indicated by the remote message. | 08-26-2010 |
| 20100214899 | High Frequency Modulation of a Light Beam in Optical Recording - An optical storage system modulates a laser beam based on a high frequency modulation (HFM) signal and a pattern to be recorded on an optical storage medium. At least one of an amplitude and a frequency of the HFM signal is adjusted when using the light beam to record the pattern on the optical storage medium or read data from the medium. | 08-26-2010 |
| 20100214888 | RANDOM ACCESS CONTROL METHOD AND OPTICAL DISC DRIVER - A random access control method is provided, implemented in an optical disc drive for recording data to an optical disc. In the optical disc drive, a buffer stores a plurality of write commands each associated with a data block bound to a destination address. A processor controls the buffer to build a disc write task from the write commands in which addresses are organized in order. A drive unit is controlled by the processor, performing a recording operation to record the data blocks to the optical disc according to the disc write task; wherein the processor further controls the drive unit to verify the recorded data blocks after completing the recording operation. | 08-26-2010 |
| 20100214172 | METHOD AND CIRCUIT FOR DETERMINING A DOPPLER SHIFT OF A SIGNAL - A method for determining a Doppler shift of a first signal is provided. First, a plurality of Doppler frequency hypotheses is combined to obtain a joint Doppler signal. The first signal is the correlated according to the joint Doppler signal and a plurality of code signals with phases corresponding to a series of code phase hypotheses to obtain a series of correlation results which are then examined to determine whether the Doppler shift does lie in the Doppler hypotheses. A fine Doppler search is then performed to determine the Doppler shift when the Doppler shift lies in the Doppler hypotheses. | 08-26-2010 |
| 20100213908 | LOW DROPOUT REGULATORS - Low dropout regulators capable of preventing damage caused by a short circuit or a heavy load are provided, in which a pass transistor receives an unregulated power supply voltage to generate a regulated output voltage according to a control signal. Additionally, a constant overcurrent limiting circuit limits an output current through the pass transistor to below a predetermined current, and a foldback overcurrent limiting circuit enables the constant overcurrent limiting circuit to further decrease the output current, when the regulated output voltage is lower than a predetermined voltage. | 08-26-2010 |
| 20100208649 | METHOD FOR POSITIONING USER EQUIPMENT ACCESSING MULTIPLE MOBILE NETWORKS - The invention provides a method for positioning a user equipment. First, a plurality of wireless links between the user equipment and a plurality of mobile networks are established. A plurality of first location information sets describing a location of the user equipment are then obtained from the mobile networks through the wireless links. The first location information sets are then converted to a plurality of second location information sets with a predetermined format. The second location information sets are then combined to estimate a third location information set describing the location of the user equipment. | 08-19-2010 |
| 20100208566 | METHOD AND APPARATUS FOR PERFORMING LAYER CHANGES FOR AN OPTICAL DISK DRIVE - The invention provides a method for performing layer changes for an optical disk drive. In one embodiment, the optical disk drive intends to move a focus of a laserbeam emitted by a pickup head from a present layer onto a target layer of an optical disk. First, an amplitude ratio between a first amplitude of a first S-curve of a previous focusing error signal and a second amplitude of a second S-curve of the previous focusing error signal is determined. The object lens is then moved towards a target position for focusing of the laserbeam on the target layer. A focusing error signal is then generated. The focusing error signal is then amplified or attenuated according to the amplitude ratio to obtain an amplified or attenuated focusing error signal. Whether the object lens has reached the target position is then determined according to the amplified or attenuated focusing error signal. | 08-19-2010 |
| 20100207260 | QUAD FLAT PACKAGE WITH EXPOSED COMMON ELECTRODE BARS - An electronic package is provided. The electronic package comprises a die pad having a die attached thereon. A plurality of leads surrounds the die pad and spaced therefrom to define a ring gap therebetween. At least one first common electrode bar is in the ring gap and substantially coplanar to the die pad, in which at least one of the plurality of leads extends to the first common electrode bar. A molding compound partially encapsulates the die pad and the first common electrode bar, such that the bottom surfaces of the die pad and the first common electrode bar are exposed. A length of the first common electrode bar is substantially equal to a predetermined distance between two pads among a plurality of power or ground pads on a side of the die facing the first common electrode bar. An electronic device with the electronic package is also disclosed. | 08-19-2010 |
| 20100202267 | TRACK DETERMINATION - A light beam is scanned on a track of a recording medium, the track having a first track region and a second track region, each track region having a physical property that has recurring deviations. A wobble signal is derived from the light beam, the wobble signal having information associated with the recurring deviations. Whether the light beam is at the first track region or the second track region is determined based on a frequency, a period, or a pulse width of the wobble signal. | 08-12-2010 |
| 20100202260 | READ AND WRITE POWER CONTROL METHODS AND SYSTEM FOR OPTICAL RECORDING DEVICE - The present invention discloses read and write power control methods and system for an optical recording device that records information on an optical disk having read-only areas. The read and write power control methods respectively introduce the steps of determining a specific level of a former power control signal output based on a former power control, and then according to the specific level, setting a predetermined level of a power control signal to induce a present power control for rapidly outputting a proper power of the pick-up head. Accordingly, the level transition of the read/write power control signal can be shortened and even eliminated. An unstable read/write power output for the pick-up head can be avoided. | 08-12-2010 |
| 20100195767 | DYNAMIC CURRENT STEERING MIXER - A dynamic current steering mixer. The dynamic current steering mixer comprises a Gilbert cell mixer core, a pair of load devices, a dynamic current steering cell, and a transconductor cell. The Gilbert cell mixer core has first and second nodes, receives a first differential input signal, and provides a differential output signal at the first nodes thereof. The load devices are respectively coupled between the first nodes of the Gilbert cell mixer core and a first fixed voltage. The dynamic current steering cell has third nodes coupled to the second nodes and fourth nodes. The transconductor cell is coupled between the fourth nodes and a second fixed voltage and receives a second differential input signal. The dynamic current steering cell alternately steers current of the transconductor cell to or away from the Gilbert cell mixer core. | 08-05-2010 |
| 20100195746 | BOC SIGNAL ACQUISITION AND TRACKING METHOD AND APPARATUS - A BOC signal acquisition and tracking apparatus and method. In the present invention, at least a BOC signal, a BOC-cos signal and a PRN coded signal are generated for a received signal. Depending on application condition (e.g. acquisition mode or tracking mode), autocorrelation of the BOC signal is combined with cross-correlation of the BOC signal and one of the BOC-cos signal and the PRN coded signal to generate a proper combined correlation result. | 08-05-2010 |
| 20100195742 | ERROR CONCEALMENT METHOD AND APPARATUS - An embodiment of error concealment method for a bitstream is provided. The method first detects an error in a current frame of the bitstream, and when the error is detected, an error concealment procedure is performed on the current frame, starting from a first macroblock thereof preceding a second macroblock associated with the detected error. | 08-05-2010 |
| 20100193925 | LEADFRAME FOR SEMICONDUCTOR PACKAGES - A leadframe for semiconductor packages. The leadframe includes a die pad, a side rail, a tie bar, and a plurality of leads. The side rail is around the die pad. The tie bar connects the die pad and the side rail. The leads extend from the side rail to close proximity to the die pad. Each lead has a corresponding lead relative to a predetermined center line. A predetermined pair of corresponding leads are substantial asymmetrical with each other in appearance relative to the predetermined center line. | 08-05-2010 |
| 20100182179 | PIPELINED ANALOG-TO-DIGITAL CONVERTER - A pipelined analog-to-digital converter includes at least one multiplying digital-to-analog converter and at least one sub-ADC. The multiplying digital-to-analog converter includes at least one first capacitor, at least one second capacitor, an amplifier, and a plurality of switches. The amplifier is coupled to the first and the second capacitors. The switches control a connection between the first and the second capacitors according to a first control signal, a second control signal and a digital signal. In a first period, the first capacitor is connected to the second capacitor in parallel. In a second period, the first capacitor is connected to the second capacitor in series. At least one switch among the switches is composed of a transistor. The sub-ADC provides a digital signal according to the first and second control signals. | 07-22-2010 |
| 20100182173 | FLIP-FLOP AND PIPELINED ANALOG-TO-DIGITAL CONVERTER UTILIZING THE SAME - A flip-flop includes a sense amplifier stage and a latch stage. The sense amplifier includes a first P type transistor and generates a first sensed signal and a second sensed signal in a first node and a second node, respectively. When the first P type transistor is turned on, the first node is connected to the second node. The latch stage generates a first output signal and a second output signal according to the first and the second sensed signals. | 07-22-2010 |
| 20100182056 | METHODS FOR CALIBRATING GATED OSCILLATOR AND OSCILLATOR CIRCUIT UTILIZING THE SAME - An oscillator circuit is provided. The oscillator circuit includes a gated oscillator and a calibration circuit. The gated oscillator is arranged to generate an oscillator signal according to a control signal, and receive a gating signal to align an edge of the oscillator signal with an edge of the gating signal. The calibration circuit coupled to the gated oscillator is arranged to receive a first clock signal and a second clock signal, detect an alignment operation of the gated oscillator according to the first clock signal and a second clock signal and generate the control signal according to the detected alignment operation. | 07-22-2010 |
| 20100181974 | VOLTAGE REGULATORS - An electronic circuit is provided. An error amplifier comprises a first input terminal coupled to a reference voltage, a second input terminal coupled to a feedback voltage, and a transistor comprises a first terminal coupled to an input voltage, a control terminal coupled to an output terminal of the error amplifier and a second terminal outputting an output voltage. A switching-capacitor circuit is coupled between the output voltage and the error amplifier and comprises a plurality of switching elements and at least first and second capacitors. The switching elements are switched by non-overlapping clocks such that the second capacitor is discharged to a bias voltage during a first period, and the first and second capacitors are connected together during a second period thereby extracting a division voltage from the output voltage to serve as the feedback voltage. | 07-22-2010 |
| 20100180265 | FIRMWARE EXTENSION METHOD AND FIRMWARE BUILDER - A firmware extension method is provided, particularly adaptable for an embedded system. Firstly, a baseline firmware image is provided with a header file. Secondly, an extension firmware image is generated based on the header file, comprising one or more extended functions. Thereafter, a callback table is generated, comprising pointers pointing to entries of the extended functions in the extension firmware image. The baseline firmware image, the extension firmware image and the callback table are then merged to generate a merged firmware image. | 07-15-2010 |
