| MStar Semiconductor , Inc. Patent applications |
| Patent application number | Title | Published |
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| 20120127269 | Method and Apparatus for Adjusting 3D Depth of Object and Method for Detecting 3D Depth of Object - A method for adjusting three-dimensional (3D) depth including performing block matching on left-eye/right-eye frames of a stereo video signal to generate a motion vector of a specific object and to obtain 3D depth of the specific object; and adjusting 3D depth of an additive object according to that of the specific object, wherein the additive object is one of a subtitle object, an on screen display (OSD) object or a program guide object. | 05-24-2012 |
| 20120126866 | Phase-Locked Loop with Calibration Function and Associated Calibration Method - A phase-locked loop (PLL) includes a charge pump, a frequency divider, a voltage detector, a control module, and a calibration module. When a predetermined current amount and a predetermined frequency dividing amount are provided, the voltage detector measures a voltage associated with an output frequency of the PLL to generate a first reference voltage. When a test current amount and the predetermined frequency dividing amount are provided, the voltage detector again measures the voltage to generate a second reference voltage. When the predetermined current amount and a test frequency dividing amount are provided, the voltage detector again measures the voltage to generate a third reference voltage. The control module estimates a loop gain of the PLL according to the current amounts, the frequency dividing amounts and the reference voltages. The calibration module calibrates the PLL according to the loop gain. | 05-24-2012 |
| 20120119801 | Phase-Locked Loop - A phase-locked loop (PLL) including an active filter, a voltage-controlled oscillator (VCO), two phase detectors, a charge pump and a digital-to-analog converter (DAC) is provided. The VCO generates an oscillation signal according to a control signal provided at an output of the active filter. The first phase detector generates a phase difference signal according to a reference signal and a feedback signal associating with the oscillation signal. The charge pump provides a charging current to a first input of the active filter according to the phase difference. The second phase detector generates a digital reference signal according to the phase difference between the reference signal and the feedback signal. The DAC converts the digital reference signal to an analog reference voltage and provides the analog reference voltage to the second input of the active filter. | 05-17-2012 |
| 20120117607 | Transport Stream, Data Processing Device and Digital Television for Intermittently Updating Firmware - A transport stream (TS) includes a plurality of first download data blocks (DDBs), a plurality of second download data blocks, and a download information indication (DII). Each download data block includes a first processing method tag and a first content data. The first processing method tag is for indicating a first data processing method, and the first content data forms a part of a firmware after having been processed according to the first data processing method. Each second DDB includes a second processing method tag and a second content data. The second processing method tag is for indicating a second data processing method different from the first data processing method, and the second content data forms another part of the firmware after having been processed according to the second data processing method. The DII includes information for controlling the first DDBs and the second DDBs. | 05-10-2012 |
| 20120106868 | APPARATUS AND METHOD FOR IMAGE CORRECTION - An image correction apparatus for correcting an original image captured by a photographing device is provided. The image correction apparatus includes a storage and a texture mapping module. The storage therein stores mapping data sets associated with the photographing device. The invention is able to construct and utilize mapping data associated with a particular optical lens when used as part of the photographic device. The texture mapping module corrects an original captured image using a texture mapping procedure according to the appropriate mapping data to generate a corrected image. The texture mapping procedure may use mapping data in a polygon based approach to generate corrected images more efficiently. | 05-03-2012 |
| 20120105726 | Analog Television Receiver - An analog television (TV) receiver converts a received analog TV signal to a digital TV signal and performs digital demodulation to increase demodulation efficiency. The analog TV receiver includes a radio frequency (RF) turner and an intermediate frequency (IF) circuit. The RF tuner converts the received analog RF TV signal to an analog IF TV signal. The IF circuit includes a converting circuit and a digital demodulator. The converting circuit converts the analog IF TV signal to a digital TV signal. The digital demodulator demodulates the digital TV signal to generate a digital demodulated video signal and a digital demodulated audio signal. | 05-03-2012 |
| 20120105024 | Feedback Regulating Circuit - A feedback regulating circuit provides a regulated voltage to a multi-output circuit that outputs a plurality of output voltages. The feedback regulating circuit includes a voltage control unit, coupled to the plurality of output voltages, for generating a first voltage according to the plurality of output voltages and outputting a voltage control signal according to the first voltage; and a reference voltage generator, coupled to the voltage control unit, for receiving the voltage control signal and generating a reference voltage according to the voltage control signal, with the reference voltage being fed back to the multi-output circuit to regulate voltage to a high degree of accuracy. | 05-03-2012 |
| 20120098441 | LED Driving System and Driving Method Thereof - A light emitting diode (LED) driving system drives a plurality of LED strings. A plurality of current sources are respectively connected to the plurality of LED strings. A multi-phase control signal generator generates a plurality of multi-phase control signals that respectively maintain turn on or turn off states of the current sources so as to selectively conduct the corresponding LED strings. | 04-26-2012 |
| 20120086656 | Touch Sensing Circuit and Associated Method - A touch sensing circuit and method is provided. The touch sensing circuit discriminates a common voltage change of a display panel couple to the touch sensor in a touch panel display apparatus. The touch sensor comprises a plurality of sensor electrodes. The touch sensing circuit includes a plurality of channel circuits, each of which includes a reset switch and a sensing switch for alternately conducting an associated sensor electrode to a reset voltage and a charge collecting circuit. The channel circuits are divided to different groups that operate according to interleaving timings for encompassing possible common voltage changes. | 04-12-2012 |
| 20120078551 | Battery Detector for Portable Electronic Device and Method Thereof - Various embodiments of a battery detector are provided. In one aspect, a battery detector of a portable electronic device is applied to a battery module without an identification (ID) terminal. When the portable electronic device receives a direct current (DC) voltage provided by an external transformer to conduct a startup procedure, the battery detector detects whether the battery module is connected to the portable electronic device or not, and prevents the portable electronic device from conducting erroneous operations. | 03-29-2012 |
| 20120068943 | Method and Electronic Device for Retrieving Geographic Information - Various embodiments of a battery detector are provided. In one aspect, a method for capturing geographic information is applied to an electronic device in communication with the Global Positioning System (GPS). The method includes displaying map information on a touch screen provided by the electronic device; receiving a query condition according to an operation of a user; detecting via the touch screen a touch instruction performed by the user, with the touch instruction being corresponding to a selection range formed by at least one touch point, on the touch screen, selected by the user; querying a geographic database according to the query condition and the touch instruction; and displaying the query result on the touch screen. | 03-22-2012 |
| 20120064937 | Wireless Communication Device and Power Saving Method Thereof - A wireless communication device is a mobile station of a wireless communication network system. In an idle mode, when the wireless communication device enters a startup state from a sleep state to prepare for receiving a paging message, base station (BS) measurement is performed at least once before the paging message is received. | 03-15-2012 |
| 20120062132 | Regulated Voltage Protection Circuit, Display Controller and LED Driving Method of the Same - A regulated voltage protection circuit includes a bias-voltage generating circuit and a clamping circuit. The bias-voltage generating circuit provides a bias-voltage. The clamping circuit is coupled to a plurality of light-emitting diode (LED) strings and a driving circuit, and generates a plurality of clamped voltages that are respectively transmitted to a plurality of input pads of the driving circuit according to the bias-voltage. The regulation voltage protection circuit protects against electrical overstress (EOS) by protecting the driving circuit during low-voltage fabrication process chip manufacturing. | 03-15-2012 |
| 20120057262 | Low Voltage Transmitter with High Output Voltage - A transmitter comprises a protection circuit; a first termination resistor having a first end coupled to a first voltage source, and a second end coupled to the protection circuit; a second termination resistor having a first end coupled to the first voltage source, and a second end coupled to the protection circuit, wherein the second end of the first termination resistor and the second end of the second termination resistor form a differential output pair; a current switch coupled to the protection circuit; a current source coupled to the current switch; and a pre-driver circuit coupled to the current switch, for controlling the current switch, making the differential output pair generate an output current. Wherein, the pre-driver circuit receives a second voltage source, and the first voltage source is higher than the second voltage source. | 03-08-2012 |
| 20120056665 | INPUT/OUTPUT CIRCUIT WITH HIGH VOLTAGE TOLERANCE AND ASSOCIATED APPARATUS - An input/output (IO) circuit with high voltage tolerance is provided. In an integrated circuit, the IO circuit includes a charge pump for generating a bias voltage higher than an internal operating voltage of the charge pump itself, and a switch between an external circuit and an internal circuit of the integrated circuit. When the switch conducts between the external circuit and the internal circuit, the switch provides a clamping voltage according to the bias voltage and a cross voltage of the switch, so that a voltage of the internal circuit is bounded by the clamping voltage to prevent the internal circuit from over-voltage. | 03-08-2012 |
| 20120056614 | Multi-State Indicator - A multi-state indicator comprises a voltage generator, for generating M voltages, with M being an integer larger than 3; and a multi-state detector, coupled to the voltage generator, for receiving M voltages, having a voltage input end for receiving an input voltage to generate an indication signal whereby the indication signal is capable of indicating the input voltage with reference to the M voltages. Unlike the prior art, a multi-state detector having level shifters according to the present invention alleviates problems of static currents and over-large areas for circuits implementing typical differential comparators. | 03-08-2012 |
| 20120044428 | Playback Device and Associated Method - Various embodiments of a battery detector are provided. In one aspect, a playback device is capable of learning remote control signals transmitted from a source device. After learning, the playback device operates in an automatic switching mode. When a user remotely controls the source device via a remote control of the source device, the playback device automatically switches to the source device to play a source signal provided by the source device. | 02-23-2012 |
| 20120042118 | Method for Flash Memory and Associated Controller - A method is disclosed for a flash memory including a plurality of data units includes determining whether to refresh data of the data units according to number of time the data units that are being read when the flash memory is read. The present invention provides methods for flash memory devices and a specialized controller to utilize values stored in counters relating to the number of read instances of corresponding blocks of data units for the selective control of refreshing data blocks when associated counter values exceed a threshold value. | 02-16-2012 |
| 20120036472 | DISPLAY CONTROL APPARATUS AND METHOD FOR SELECTING AN INTERACTIVE OBJECT ON A DISPLAY FRAME BY A NUMERIC CONTROLLER - A display control apparatus is applied to generate an interactive object mark on a display apparatus to enable a user to select the interactive object in a display frame via a numeric controller. The display control apparatus includes a content receiving module, for receiving a display control data; a display content processing module, for generating a display frame and display frame position information according to the display contend data; an interactive object selecting module, for determining a target interactive object according to the position information and an interactive object selecting rule; an on-screen display (OSD) module, for generating an interactive object mark corresponding to the target interactive block; and a frame output control module, for combining the display frame and the interactive object mark to output a combined frame to the display apparatus. | 02-09-2012 |
| 20120028575 | Power Supply control Apparatus and Method Thereof and Mobile Apparatus Using the same - A power supply control apparatus is applied to a communication apparatus that is applied to a mobile apparatus. The power supply control apparatus includes a switch, coupled between the communication apparatus and a power supply; and a signal detecting unit, for detecting a wireless signal via an electromagnetic introduction approach to correspondingly generate a detection signal. It is determined whether to provide power to the communication apparatus via the switch according to the detection signal. | 02-02-2012 |
| 20120026156 | Display Timing Control Circuit and Method Thereof - A display timing control circuit is capable of rapidly adjusting display timing to achieve frame synchronization. The display timing control circuit includes an output pixel clock generator, a display timing generator, and a clock adjusting unit. The output pixel clock generator generates an output pixel clock signal according to a reference clock signal and a clock divisor. The display timing generator generates a display timing signal and an output vertical reference signal having an output frame rate according to the output pixel clock signal. The clock adjusting unit adjusts the clock divisor according to the output pixel clock signal, the output vertical reference signal, and an input vertical reference signal having an input frame rate. | 02-02-2012 |
| 20120025894 | Multi-Mode Output Transmitter - A multi-mode output transmitter includes a pair of driving circuits and a pair of common circuits. Each of the driving circuits includes an n-channel metal-oxide-semiconductor field-effect transistor (MOSFET), and each of the common circuits includes a p-channel MOSFET. In one transmission mode, one of the pair of common circuits and one of the pair of driving circuits complementarily conduct; and in another transmission mode, the pair of common circuits simultaneously conduct to provide termination resistors. | 02-02-2012 |
| 20120023353 | AUTOMATIC MODE SWITCH PORTABLE ELECTRONIC DEVICE - A portable electronic device having automatic power supply mode switching is provided. The portable electronic device includes a micro-sensor and a control circuit. The control circuit controls operations of the electronic device, the micro-sensor senses whether the electronic device is carried or worn by a user. When the electronic device operates in a normal mode, and if the electronic device is not carried or worn for a time longer than a buffer period of a predetermined interval, the control circuit switches to a sleep mode, which results in lower power consumption. | 01-26-2012 |
| 20120023342 | Power Management Method for a Multi-Microprocessor System - A power management method for a multi-microprocessor system is provided. The multi-microprocessor system comprises a first microprocessor and a second microprocessor. The power management method comprises steps of receiving a power down instruction; transmitting a power down notice signal to the first microprocessor from the second microprocessor, transmitting a reply signal from the first microprocessor to the second microprocessor in response to the power down notice signal, and turning off power of the first microprocessor by the second microprocessor. | 01-26-2012 |
| 20120021711 | Communication Device and Control Method Thereof - A communication device including a receiving unit and a decision-making unit is provided. The receiving unit receives a first burst in a paging message provided from a base station. After comparing a signal-to-noise ratio to a threshold, the decision-making unit decides, based on the comparison result, the judging mechanism for judging whether the paging message is a dummy paging message. The signal-to-noise ratio is associated with the channel via which the first burst passed. | 01-26-2012 |
| 20120019304 | Mixer for Canceling Second-Order Inter-Modulation Distortion and Associated Transconductor Circuit - A transconductor circuit used in a mixer for canceling second-order inter-modulation distortion includes a first transistor and a second transistor, of which the base (gate) ends coupled to a first input end and a second input end, for receiving a differential input signal; and a negative feedback circuit, of which the input end coupled to the emitter (source) ends of the first transistor and the second transistor, of which the out end coupled to the base (gate) ends of the first transistor and the second transistor, for adjusting the voltage of the base (gate) of the first transistor and the second transistor according to the difference between a reference voltage and the detected voltage of the emitter (source) of the first transistor and the second transistor. | 01-26-2012 |
| 20120019167 | Backlight Control Circuit and Method Thereof - A backlight control circuit and method thereof are provided to control the backlight of a backlight module so as to enhance the dynamic contrast ratio and save power. The backlight control circuit includes an average luminance detection circuit, a luminance distribution detection unit, a pulse width control circuit and a pulse width modulator. The average luminance detection circuit detects the average luminance of a frame which includes a plurality of pixels; the luminance distribution detection unit detects the pixel luminance distribution of the frame; the pulse width control circuit generates a pulse width control signal according to the average luminance and the pixel luminance distribution of the frame; and the pulse width modulator generates a pulse width modulation (PWM) signal according to the pulse width control signal, so as to control the backlight of the backlight module. | 01-26-2012 |
| 20120017219 | Multi-CPU Domain Mobile Electronic Device and Operation Method Thereof - A multi-CPU domain mobile electronic device, includes: a first CPU domain, comprising at least a first migration agent unit, the first migration agent unit detecting a task migration condition, determining whether to migrate a migratable task, and sending an associated migration event, and a second CPU domain, comprising at least a second migration agent unit, the second migration agent unit receiving the migratable task from the first migration agent unit. | 01-19-2012 |
| 20120016922 | Video Codec and Method thereof - A video codec method is provided, for processing video data processed by a Discrete Cosine Transformation (DCT) operation, comprising: (a) if a transformation matrix having a plurality of coefficients comprises at least one non-integer coefficient among the coefficients, multiplying the transformation matrix by a multiplication factor α to make all coefficients of the transformation matrix integers, (b) estimating a compensation set, (c) performing a Column in Row out IDCT two-dimensional operation on the video data according to the transformation matrix and the compensation set, to obtain a compensated two-dimension operation result, (d) selectively dividing the compensated two-dimension operation result by α | 01-19-2012 |
| 20120013800 | Method for Displaying Captions and Associated Embedded System - A method for displaying captions and associated embedded system is provided. The method includes receiving a first caption image file and a first color index table with a first color quantity; receiving a second caption image file and a second color index table, offset-processing the second caption image file according to the first color quantity as an offset-processed second caption image file, and then storing the offset-processed second caption image file; address-shifting the second color index table according to the first color quantity, and storing the second color index table having been address-shift-processed; and displaying the first caption image file and the offset-processed second caption image file according to the first color index table and the second color index table, respectively. | 01-19-2012 |
| 20120005046 | Merchandise and Geographic Information Matching System, Associate Apparatus and Method - Geographic merchandise matching system, associated apparatus and method are provided. In an embodiment, a hand-held apparatus integrates user geographic location and a merchandise matching condition, and queries a merchandise service platform. An information matching module of the merchandise service platform accesses a merchandise database, a geography database and a comment database for sorting to form a matching result, and sends the matching result back to the handheld apparatus. | 01-05-2012 |
| 20120003972 | Low-Cost Multimode GSM Monitoring from TD-SCDMA - Embodiments of techniques for low-cost multimode operation in wireless communications involving the Time Division Synchronous Code Division Multiple Access (TD-SCDMA) standard and the Global System for Mobile telecommunications (GSM) standard are described. In one aspect, a method of multimode operation in a mobile telecommunication device renders wireless communications based on the TD-SCDMA standard using either or both of first and second frequency synthesizers of the mobile telecommunication device. The method also receives signals based on the GSM standard using either or both of the first and second frequency synthesizers of the mobile telecommunication device. Techniques for performing baton handover as well as signal reception for multimedia broadcast and multicast services (MBMS) using two frequency synthesizers are also provided. | 01-05-2012 |
| 20120001725 | Identification Processing Apparatus and Mobile Device Using the Same - An identification processing apparatus is provided for performing an identification procedure according to a smart card, including a storage unit for storing a first password; and an authentication unit for determining whether to perform the identification procedure according to a second password and the first password. | 01-05-2012 |
| 20120001718 | Transformer - A transformer includes a first planar coil having two input ends, with a distance being between the two input ends; and a second planar coil, having two output ends. The two input ends correspond to two points on relative positions of the second planar coil, and a coil path distance of the two points on the second planar coil is equal to the distance. | 01-05-2012 |
| 20110317933 | Image Coding Method for Facilitating Run Length Coding and Image Encoding Device Thereof - An image coding method for run-length coding (RLC), including quantizing a coefficient string representing a plurality of pixel values to generate a first quantization coefficient string, determining a cutoff quantization coefficient in the first quantization coefficient string, discarding a part of quantization coefficients of the first quantization coefficient string according to the cutoff quantization coefficient, and forming remaining quantization coefficients of the first quantization coefficient string as a second quantization coefficient string, and performing image coding to the second quantization coefficient string with the RLC. | 12-29-2011 |
| 20110316992 | Image Playback System, Associated Apparatus and Method Thereof - An image playback system displays three-dimensional (3D) content data via a pair of glasses together with a monitor to provide a multiplexing service to a user wearing different types of glasses via a single monitor. For a multiplexing service, the monitor interleaving displays frames of different content data to provide predetermined content data to the user while the glasses shelters other content data. | 12-29-2011 |
| 20110316847 | Display Apparatus and Associated Glasses - A display apparatus associated with a pair of glasses displays three-dimensional (3D) content. The pair of glass includes a transmitting circuit for establishing bi-directional communication with the display apparatus; and a proximity sensor, which is for sensing whether the pair of glasses is worn, controlling the pair of glasses, and for controlling whether to perform 3D display on the display apparatus. The display apparatus includes an image capturing apparatus, which is for capturing an image, determining whether the pair of glasses is worn, and for controlling the display apparatus and the pair of glasses according to a determination result. The display apparatus includes an image processing module for extracting two-dimensional (2D) content from the 3D content. | 12-29-2011 |
| 20110316595 | VCO FREQUENCY TEMPERATURE COMPENSATION SYSTEM FOR PLLS - The present invention discloses a continuous voltage controlled oscillator (VCO) frequency temperature compensation apparatus for a phase locked loop (PLL) and a continuous VCO frequency temperature compensation method for a PLL. The system utilizes a VCO with one digital coarse tuning input, a first analog fine tuning input, and a second analog fine tuning input. The system uses the second analog fine tuning inputs to compensate the VCO for frequency shifts due to temperature fluctuation. When the PLL transitions to the fine lock (FL) mode, the system starts driving the second fine tuning input with a differential amplifier. The differential amplifier compares the first fine tuning input with a reference voltage, and drives the second fine tuning input to compensate the first fine tuning input. | 12-29-2011 |
| 20110314214 | Memory Sharing System and Memory Sharing Method - A memory sharing system includes a master control device, a slave control device and a memory device. The master control device selectively generates a clock signal to the memory device. The slave control device receives and tracks the clock signal via a delay phase locked loop (DLL) to generate and align an output signal with the clock signal. The master control device arbitrates an access right. | 12-22-2011 |
| 20110311000 | COMMUNICATION DEVICE AND CONTROL METHOD THEREOF - A communication device including a receiving unit and a signal processing module having a simulation unit and a decision unit is provided. The receiving unit receives a first burst of a paging message provided from a base station. Base on a reference burst code and an estimated channel impulse response of the communication channel, the simulation unit generates a simulation burst. The decision unit then determines if the paging message is a dummy message in accordance with the first burst and the simulation burst. The decision unit requests the receiving unit to stop receiving the paging message once the paging message is determined to be a dummy message. | 12-22-2011 |
| 20110309138 | Barcode Image Recognition System and Associated Method for Hand-Held Device - The present disclosure relates to a barcode image recognition system and associated method for hand-held device including an image processing module and a barcode recognition module for recognizing characters corresponding to a one-dimensional barcode image. The image processing module converts an image to a gray level distribution of the image or, to a black-and-white image, and retrieves a barcode region containing the one-dimensional barcode from the image. The barcode recognition module segments the barcode region into a plurality of code regions and identifies each of the characters corresponding to each of the barcode regions. | 12-22-2011 |
| 20110304365 | FAST PHASE LOCKING SYSTEM FOR AUTOMATICALLY CALIBRATED FRACTIONAL-N PLL - The current invention provides a second feedback loop around the existing FLL, which forces the signal on the route of N-divider (NDIV), PFD, CP, and LPF to essentially reach their desired lock conditions before the FLL is switched off and the system enters PLL mode. This loop works by comparing the output voltage of the FLL DAC to the LPF output voltage, and then using this value to modulate the divider's dividing value. After the secondary feedback loop settles, output voltage from the LPF will be equal to the value that can drive the VCO to the desired lock frequency, and the phase error at the input side of the PFD produces a zero-average current to the charge pump. When this condition is set, the loop is essentially already in phase lock and the lock transient from the FLL mode to the PLL mode will be minimal. | 12-15-2011 |
| 20110294418 | Portable Apparatus for Supporting Electronic Wallet - A portable apparatus is capable of switching between a plurality of smart cards and associated circuits to provide a user various independent electronic wallet functions via a single portable apparatus, thereby increasing utilization flexibility and convenience. The portable apparatus includes at least a first smart card and a second smart cart, a near-field communication (NFC) unit, and a control circuit. The first smart card and the second smart card respectively include a first interface and a second interface. The NFC unit is coupled to the first smart card and the second smart card via the first interface and the second interface, respectively. The NFC unit is capable of performing NFC with external apparatuses. The control circuit controls the NFC unit to communicate with either the first smart card or the second smart card using control signals. | 12-01-2011 |
| 20110293111 | Audio Processing Apparatus and Related Method - An audio processing apparatus including an audio phase detecting device and an adjusting device is provided. After detecting a phase relationship between a first channel signal and a second channel signal, the audio phase detecting device generates a phase control signal. The adjusting device is coupled to the audio phase detecting device and used for selectively adjusting the first channel signal according to the phase control signal. | 12-01-2011 |
| 20110293011 | Motion Estimation Apparatus and Motion Estimation Method - A motion estimation apparatus used in a video encoding system is provided. The motion estimation apparatus includes a first calculation module and a second calculation module. When a search position moves from a first candidate search position to a second candidate search position along a search path, the first calculation module estimates a first differential motion vector cost according to a search path information corresponding to the search path. The second calculation module selectively adds the first differential motion vector cost to an initial motion vector cost or subtracts the first differential motion vector cost from the initial motion vector cost according to a predetermined rule, so that a first motion vector cost corresponding to the second candidate search position is obtained. | 12-01-2011 |
| 20110292741 | Memory Apparatus and Associated Method - A memory apparatus includes a plurality of first bit columns for constructing a common memory space and at least one reserve second bit column. A column address of a damaged first bit column is recorded as a predetermined column address. When a byte column is accessed, data recorded in the first bit columns and the second bit columns are respectively latched in a first latching device and a second latching device. In the event that the latched access data is accessed, data is outputted by comparing the predetermined column address of each first bit column and an access column address, and when the access column address matches with the predetermined column address, data is outputted via the second latching device; otherwise, the data is outputted via the first latching device. | 12-01-2011 |
| 20110292187 | 3D Display Control Device and Method Thereof - A three-dimensional (3D) display control device generates a suitable and fixed output timing signal for a 3D display panel. Regardless of input 3D video format, the 3D display control device maintains a stable 3D display quality. The 3D display control device includes a receiving unit, for receiving 3D video data and a corresponding input timing signal from a 3D video source; and a timing control unit, for generating a group of output timing signals for displaying the 3D video data to the 3D display panel according to the input timing signal. The group of output timing signals corresponds to a group of output timing parameters for the 3D display panel, and the group of output timing parameters is independent from a 3D video format of the 3D video data. | 12-01-2011 |
| 20110286515 | Quantized Coefficient Coding Apparatus and Quantized Coefficient Method - A quantized coefficient coding apparatus used in a media coding system includes a determination module, a coding mode arbitration module and a coding module. The determination module determines whether a set of quantized coefficients are defined in a predetermined variable length coding (VLC) table to generate a determination result. When the determination result of the determination module is negative, the coding mode arbitration module determines a best coding mode corresponding to the set of quantized coefficients from a plurality of predetermined coding modes. The coding mode encodes the set of quantized coefficients according to the best coding mode. | 11-24-2011 |
| 20110285761 | Control Apparatus Used in Three-Dimensional Display Apparatus and Associated Three-Dimensional Glasses - A control apparatus for controlling a three-dimensional (3D) display apparatus includes: an image processing unit to receive an image source signal and convert the image source signal to an interval signal. The interval signal is defined as a first timing interval and a second timing interval. A backlight control device, coupled to the image processing unit, receives the interval signal and generates a plurality of backlight control signals according to the interval signal. A backlight device, coupled to the backlight control device, receives the plurality of backlight control signals and provides a lighting source to a display device during the first timing interval and/or the second timing interval according to the plurality of backlight control signals. | 11-24-2011 |
| 20110285608 | Apparatus and Method for Displaying Image Characteristics of a Second Display on a First Display - An image transform apparatus for displaying image characteristics of a second display on a first display includes a first transform unit, for transforming a first image signal of the first display to a first output signal according to a second gamma value associated with the second display; a second transform unit, for transforming the first output signal to a second output signal according to a transform gain function associated with the first display and the second display; and a third transform unit, for transforming the second output signal to a second image signal according to a first gamma value associated with the first display. | 11-24-2011 |
| 20110285377 | Data Transmission Interface and Electronic Device Using the Same - A data transmission interface, for coupling to an external apparatus, including a first signal transmission line and a second signal transmission line, for transmitting a differential signal, a first resistor and a voltage-variable component, selectively connected to the first signal transmission line, and a second resistor, connected to the second signal transmission line, wherein, when the data transmission interface is coupled to the external apparatus, the voltage-variable component is connected to the first signal transmission line, and the first signal transmission line presents a first voltage in response to the external apparatus. | 11-24-2011 |
| 20110279421 | Overdrive Apparatus and Associated Method for Display System - An overdrive apparatus applied to a display system is provided. The overdrive apparatus includes an indication unit, an access circuit and a plurality of memories. The indication unit provides an indication signal corresponding to a scan line of an image frame. The access unit reads a first overdrive table from a first memory among the memories, and loads a second overdrive table to a second memory among the memories according to the indication signal. The first overdrive table and the second overdrive table respectively correspond to a first region and a second region of the image frame. | 11-17-2011 |
| 20110279154 | Clock Generating Circuit and Clock Generating Method - A clock generating circuit includes a phase detector for detecting a phase difference between a first clock and a second clock to generate a detecting result associated with the phase difference, a first filtering device for filtering the detecting result, a charge pump for generating a control signal according to the filtered detecting result, a second filtering device for filtering the control signal, and a controllable oscillator for generating an output clock according to the filtered control signal, wherein the output clock is utilized to generate the second clock. | 11-17-2011 |
| 20110268171 | Signal Selection Apparatus and Method Thereof - A signal selection apparatus for selecting a target signal from a plurality of input signals is provided. The input signals correspond to different time indexes. The signal selection apparatus comprises a weight calculation unit for generating a corresponding weight respectively for each of the input signals, a processing unit for processing the input signals respectively to generate a plurality of processed signals according to the weights, and a selection unit for selecting a signal with a larger energy from the processed signals as the target signal, wherein the weights are used for adjusting an individual energy of the input signals such that the time index of the target signal is earlier within the input signals. | 11-03-2011 |
| 20110254595 | Flip-Flop and Frequency Dividing Circuit with Flip-Flop - Various embodiments of a flip-flop and a frequency dividing circuit are provided. In one aspect, a flip-flop includes an input stage and a latch stage. The input stage is capable of converting an input signal to an output signal under the control of a first clock signal and a second clock signal. The latch stage is capable of latching the output signal under the control of a third clock signal and a fourth clock signal. The first clock signal, the second clock signal, the third clock signal and the fourth clock signal have different phases. | 10-20-2011 |
| 20110242025 | Hand Gesture Recognition Method for Touch Panel and Associated Apparatus - A hand gesture recognition method according to the present disclosure is applied to a touch panel comprising a plurality of sensors, each of which generating a sensing value according to a touch operation. The method includes providing a first reference value and a second reference value; generating a count value by counting a quantity of the sensing values that are greater than a threshold; determining the touch operation as a first hand gesture when the count value is greater than the first reference value but smaller than the second reference value; and determining the touch operation as a second hand gesture when the count value is greater than the second reference value. | 10-06-2011 |
| 20110242022 | Touch Determining Method and Determining Method of Touch Gesture on a Touch Panel - A determining method of touch gesture on a touch panel is provided to avoid misjudgment of determination of a multi-finger touch as a single-finger touch. The method includes determining whether a first valid touch is present on the touch panel; determining whether a second valid touch is present on the touch panel within a predetermined time period when the first valid touch is continuously present within the predetermined time period; generating a first hand gesture instruction when the second valid touch is not detected during the predetermined time period; and generating a second hand gesture instruction when the second valid touch is detected within the predetermined time period. | 10-06-2011 |
| 20110227629 | Dynamic Element Matching Method and System Thereof - A dynamic element matching method and system thereof is provided. The method includes grouping a plurality of switches into a plurality of groups; allocating a plurality of to-be-turned-on switches of the switches for an input signal to the groups; and maintaining a switch activity of each of the groups at a predetermined value. Accordingly, mismatch noise and harmonic noise are effectively reduced. | 09-22-2011 |
| 20110219346 | Apparatus and Method for preventing Congestive Placement - A congestive placement preventing apparatus for modifying a circuit layout includes an analyzing module, a defining module and an extension module. The analyzing module performs a congestion analysis on the circuit layout to generate an analysis result. The defining module defines a congestion region and a share region adjacent to the congestion region on the circuit layout according to the analysis result. A density of electronic cells of the congestion region is higher than that of electronic cells of the share region. The extension module arranges a plurality of electronic cells in the congestion region to the congestion region and the share region, thereby reducing the density of electronic cells in the congestion region. | 09-08-2011 |
| 20110211661 | Metrics Calculations Utilizing Pre-Stored Values - A trellis processing technique for estimating a transmitted signal from a received signal acquired through a channel achieves a reduced computational structure when implementing a DDFSE-like branch metrics calculation by pre-storing computed values, which can be re-used. The technique involves storing differences between a received symbol and different products, each of which is a product of a channel coefficient corresponding to a least time delay and a different possible transmitted symbol. A summation of products is calculated, each product being a product of a possible transmitted signal symbol and a channel coefficient other than the channel coefficient corresponding to the least time delay, the summation being specific to a branch-start state in a trellis. The summation is combined with different stored differences in a calculation of branch metrics leading to different branch-end states in the trellis. | 09-01-2011 |
| 20110205170 | ELECTRONIC TOUCH - SCREEN DISPLAY APPARATUS AND OPERATING METHOD THEREOF - A control unit of an electronic touch display apparatus, comprising: a touch signal receiving module for receiving a touch signal; a recognition module, coupled to the touch signal receiving module, for recognizing an indicated page number from the control signal; and a data processing module, coupled to the recognition module, for accessing data corresponding to the page number from a database; wherein the data are displayed on a screen of the electronic touch display apparatus, and the indicated page number may be non-adjacent to a page number corresponding to the current displayed page. | 08-25-2011 |
| 20110188611 | Signal Processing Circuit and Method Thereof - A signal processing circuit is provided. The signal processing circuit, adjusting a received radio frequency (RF) signal according to a gain, and generating a digital signal accordingly, the signal processing circuit including a signal analysis circuit, for analyzing the digital signal to generate the gain, determining whether the received RF signal is a target signal, and generating a reference value according to the digital signal, and a baseband circuit, for performing a carrier frequency offset (CFO) compensation to the digital signal according to the reference value, wherein, the reference value is generated while the signal analysis circuit is determining whether the received RF signal is the target signal. | 08-04-2011 |
| 20110188600 | Sequence Transition Point Determining Method and Apparatus Thereof - A determining method and apparatus thereof for a transition point of a sequence which can be applied to a decoder. The determining method determines the transition point of the sequence having N numbers, wherein the sequence is composed of a first value and a second value and N is a positive integer. The determining method includes determining the position the first value appearing consecutively in the sequence to determine a first interval; determining the position the second value appearing consecutively in the sequence to determine a second interval; and determining the longer interval between the first interval and the second interval, when the first interval is longer, determining an adjacency of the first interval and the second value as the transition point according to the first interval, and when the second interval is longer, determining an adjacency of the second interval and the first value as the transition point. | 08-04-2011 |
| 20110187672 | Touch Display Panel and Associated Method - A conductive layer of a touch sensor and a pixel electrode conductive layer of a display panel are integrated to a touch display panel during the same fabrication. The touch sensor defines a plurality of sensor groups that are insulated from each other in a same conductive layer, and each of the sense groups is divided into a plurality of mutually-coupled first electrodes, a plurality of mutually-coupled second electrodes and a plurality of mutually-coupled third electrodes. The first electrodes and the third electrodes are insulated from each other and are horizontally interlaced. The first electrodes and the second electrodes are insulated from each other and are located on opposite sides of a horizontal symmetry axis. A gain for compensating a vertical coordinate of a touch position is introduced according to capacitance variances of the first electrodes and the second electrodes. | 08-04-2011 |
| 20110187567 | Phase Digitizing Apparatus and Method Thereof - A phase digitizing apparatus for generating a corresponding digital value in response to a phase of an input signal is provided. The phase digitizing apparatus includes a coarse phase generator, for generating a coarse phase code according to the phase of the input signal and a first time unit; a fine phase code generator, for generating a fine phase code according to the phase of the input signal and a second time unit; and a calculating unit, for generating the digital value according to the coarse phase code and the fine phase code; wherein the first time unit is greater than the second time unit. | 08-04-2011 |
| 20110181464 | Method of Position Determination in a Global Navigation Satellite System (GNSS) Receiver - A method of determining coordinates of a mobile Global Navigation Satellite System (GNSS) receiver includes processing signals from space vehicles including performing measurements of pseudoranges and Doppler shift, extracting ephemeris data, and determining GNSS receiver coordinates from said measurements. | 07-28-2011 |
| 20110175908 | Image Effect Display Method and Electronic Apparatus Thereof - An image effect display method for displaying image effect during switching between a plurality of picture statuses includes providing a database, which includes a plurality of object models and a plurality of image effect templates; providing a status lookup table, which includes corresponding relationships between the plurality of picture statuses and the plurality of object models, and corresponding relationships between switching the picture statuses and the image effect templates; generating image effect data according to the database and the status lookup table by a transform program; and displaying a corresponding image effect according to the image effect data when one of the picture statuses is switched to another of the plurality of the picture statuses. | 07-21-2011 |
| 20110164704 | Amplitude Modulation Demodulating Circuit and Method Thereof - An amplitude modulation (AM) demodulating circuit applied to a radio frequency identification (RFID) system attenuates carrier signals by a notch filter to increase a signal-to-carrier ratio and to reduce complexity and cost of circuit design. The AM demodulating circuit includes an envelope detector, a notch filter, a low-pass filter, and a comparing circuit. The envelope detector performs envelope detection on an AM signal modulated by a carrier frequency to generate an envelope signal. The notch filter filters the envelope signal to generate a first filtered signal, and a zero point of the notch filter corresponds to the carrier frequency of the AM signal. The low-pass filter filters the first filtered signal to generate a second filtered signal, and the carrier frequency of the AM signal corresponds to a stop band of the low-pass filter. The comparing circuit converts the second filtered signal to a digital signal according to a level value. | 07-07-2011 |
| 20110161028 | Signal Processing Apparatus and Method Thereof - A signal processing apparatus for determining whether a receiving signal is a target signal is provided. The apparatus includes: a sampling device for sampling the receiving signal to generate a plurality of sampled values; a first calculation device, coupled to the sampling device, for generating a plurality of first values according to the sampled values and a plurality of reference values; a second calculation device, coupled to the first calculation device, for grouping the first values into a plurality of value groups, respectively calculating the value groups to generate a plurality of second values and generating a determination value by calculating the second values; and a determination device, coupled to the second calculation device, for determining whether the receiving signal is the target signal by comparing the determination value with a threshold value. | 06-30-2011 |
| 20110158432 | Audio Volume Control Circuit and Method Thereof - An audio volume control circuit includes a signal intensity calculating circuit for generating a first signal intensity value corresponding to a signal intensity corresponding to an audio channel data; a low-pass filter for filtering the first signal intensity to generate a second signal intensity value; an averaging unit for averaging the second signal intensity value and previous M−1 second signal intensity values to obtain a third signal intensity value, with M being a natural number greater than 1; a gain calculating circuit for obtaining an original gain value according to the third signal intensity value with reference to the adjustment condition; a buffer for temporarily storing the audio channel data; and an audio volume adjusting circuit for generating an adjustment gain value according to the original gain value to adjust the audio channel data stored in the buffer. | 06-30-2011 |
| 20110158356 | Apparatus and Method for Determining Signal Power - An apparatus for determining signal power comprise an oscillating circuit and a determining circuit. The oscillating circuit generates an oscillating signal. When a to-be-detected signal has signal power greater than a threshold, the oscillating signal has a first frequency; when the signal power is smaller than the threshold, the oscillating signal has a second frequency. The determining circuit determines whether the oscillating signal has either the first frequency or the second frequency, and generates a determination result accordingly. | 06-30-2011 |
| 20110158005 | Data Access Apparatus and Associated Method for Accessing Data Using Internally Generated Clocks - The data access apparatus comprises a phase locked loop (PLL) and a data receiving circuit. The PLL provides a plurality of internal clocks and selecting a strobe clock from the plurality of internal clocks according to a phase selection signal. The data receiving circuit comprises a latching module, for latching of the data signal according to trigger of the strobe clock and a calibrating circuit, for generating the phase selection signal for matching the data with a predetermined data at the plurality of internal clocks in a training mode and finally determining the phase selection signal corresponding to a preferred clock used in a normal mode. | 06-30-2011 |
| 20110157374 | Circuit for Calibrating Sync-on-Green Signal and Associated Method - A circuit for calibrating a sync-on-green (SOG) signal includes a switching device for controlling whether to output an image signal; a reference voltage generator for providing a clamp reference voltage and a comparison reference voltage; a clamp circuit for receiving the clamp reference voltage to generate a clamp output; and a comparing device for comparing the reference voltage with the clamp output to generate the SOG signal. | 06-30-2011 |
| 20110157166 | Image Processing Apparatus Having On-Screen Display Function and Method Thereof - An image processing apparatus having an on-screen display (OSD) function includes a processing circuit and an OSD circuit. The OSD circuit generates OSD data, and the on-screen data comprises left-eye display data and right-eye display data. The processing circuit processes image data, which comprises left-eye image data and right-eye image data, and respectively blends the left-eye and right-eye display data of the OSD data with the left-eye and right-eye image data of the image data to generate combined image data. | 06-30-2011 |
| 20110156906 | Near-Field Communication Apparatus and Associated Method - A near-field communication apparatus comprises an antenna, a signal processing circuit, a storage unit and a signal transmission interface. The antenna receives and transmits a wireless signal transmitted from and to a reader. The signal processing circuit, comprising a first port, a second port and a third port, generate a mapping data, wherein the first port is coupled to the antenna. The storage unit, coupled to the second port, comprises a predetermined memory area for storing the mapping data by the signal processing circuit. And the signal transmission interface, coupled or directly connected to the third port, for receiving an external signal and mapping the external signal to the mapping data by the signal processing circuit. | 06-30-2011 |
| 20110153963 | Memory Controller and Associated Control Method - A memory controller and an associated controlling method are provided. The memory controller is connected to a memory module, and includes a FIFO buffer for receiving valid data outputted from the memory module, a write pointer for indicating written data stored in the FIFO buffer, and a read pointer for indicating read data stored in the FIFO buffer. According to the controlling method, during a CAS latency of the memory module after a read command is generated, the value of the write pointer is controlled to have the same value as that of the read pointer. | 06-23-2011 |
| 20110153303 | Static IR (voltage) drop Analyzing Apparatus and Associated Method - A static voltage drop analyzing apparatus applied to a Multi-Threshold Complementary Metal-Oxide-Semiconductor (MTCMOS) transistor is provided. The static voltage drop analyzing apparatus includes a calculating module, a processing module, and a measuring module. The calculating module calculates a voltage drop tolerance according to the voltage drop characteristic of the MTCMOS transistor. The processing module selects a simulation metal layer corresponding to the voltage drop tolerance from a plurality of candidate simulation metal layers, and adds the simulation metal layer into the MTCMOS transistor. The measuring module measures the voltage drop of the simulation metal layer added into the MTCMOS transistor. The measured voltage drop of the simulation layer added into the MTCMOS is substantially the static voltage drop of the MTCMOS transistor. | 06-23-2011 |
| 20110134985 | Signal Processing System and Method Thereof - A signal processing system is provided. The system includes a calculating apparatus, for calculating a phase error of a received signal and generating a weight according to the phase error; a signal adjusting apparatus, coupled to the calculating apparatus, for generating a plurality of soft values according to the weight and the received signal; and a decoder, coupled to the signal adjusting apparatus, for decoding the soft values to generate data. | 06-09-2011 |
| 20110131354 | Apparatus and Method of Generating Universal Memory I/O - A universal memory I/O generating apparatus includes a defining module, a retrieving module, a generating module, and a layout module. The defining module defines a mapping table according to a pin configuration of a plurality of I/Os. The mapping table includes corresponding relationships between the plurality of IOs and a plurality of memory functions. The retrieving module retrieves control information corresponding to the mapping table from candidate information, which is associated with the corresponding relationships between the plurality of I/Os and the plurality of memory functions. The generating module generates a hardware description language (HDL) file according to the control information. The layout module programs the plurality of I/Os according to the HDL file, so that each of the I/Os can correspond to its corresponding memory function. | 06-02-2011 |
| 20110129163 | Hadamard Transform-Based Image Compression Circuit and Method Thereof - A Hadamard transform-based image compression method includes performing a Hadamard transform on 2 | 06-02-2011 |
| 20110129156 | Block-Edge Detecting Method and Associated Device - A block-edge detecting method, for processing an image including a plurality of pixels, includes performing a difference calculation on the plurality of pixels of the image; generating statistic data according to a difference calculation result with an accumulation approach; determining a block width according to the statistic data; and obtaining a plurality of block-edge positions corresponding to the image according to the block width. | 06-02-2011 |
| 20110128061 | Phase Generating Apparatus and Method Thereof - A phase generating apparatus generates an output clock having a desired phase according to a digital signal. The apparatus includes a phase selecting unit and a phase generating unit. The phase selecting unit selects one of a plurality of input clocks according to a portion of bits of the digital signal to generate a reference clock. Each of the input clocks respectively has a difference phase. The phase selecting unit divides the frequency of the reference clock, and selectively delays the frequency-divided reference clock according to another portion of bits of the digital signal to generate the output clock. | 06-02-2011 |
| 20110128057 | Delay Locked Loop and Associated Method - A delay locked loop includes a pulse generator, a delay unit, a phase detector and a control unit. The pulse generator generates a pulse signal and a determination signal according to an input clock signal. The delay unit delays the pulse signal according to a digital control signal to generate a delayed pulse signal. The phase detector detects a time delay of the delayed pulse signal according to the determination signal to generate a detection result. The control unit generates a digital control signal according to the detection result to control the delayed pulse signal by a delay amount. | 06-02-2011 |
| 20110128042 | Universal IO Unit, Associated Apparatus and Method - A universal IO unit applied to a chip or an integrated circuit is provided. The universal IO unit includes a power pad and a plurality of signal pads for providing different functions. According to functional requirements of the universal IO unit, the pad power is selectively connected to an electric wire to couple to a predetermined voltage, and each of the signal pads is also selectively connected to a signal wire to transceive signals. | 06-02-2011 |
| 20110126166 | Apparatus for Preventing Congestive Placement and Associated Method - A congestive placement preventing apparatus applied to a circuit layout including electrical devices is provided. The congestive placement preventing apparatus includes an analyzing module, a reserving module and a placing module. The analyzing module performs a routing congestion analysis on the circuit layout to generate an analysis result of the circuit layout. The reserving module correspondingly disposes a plurality of blockages in the circuit layout according to the analysis result, so that a first space with the blockages and a second space are formed in the circuit layout. After the placing module places the electrical devices in the second space, the placing module removes the blockages from the first space, and redistributes the electrical devices in the first space and the second space according to a redistribution rule. | 05-26-2011 |
| 20110126062 | Method for Adjusting Memory Signal Phase - A method for adjusting a memory signal phase is applied to data access between a memory controller and a dynamic random access memory (DRAM) of an electronic apparatus. The method includes writing a test data into the DRAM by the memory controller in response to a predetermined status of the electronic apparatus; generating a first data strobe signal; offsetting a phase of the first data strobe signal to access and verify the test data to generate a verification result; generating a target offset value in response to the verification result; and offsetting the phase of the first data strobe signal by the target offset value for subsequent operations. | 05-26-2011 |
| 20110122965 | Offset Phase-Locked Loop Transmitter and Method Thereof - An offset phase-locked loop (PLL) transmitter comprises a clock generator that generates a first clock signal; a detector that detects a phase difference between an input data signal and a feedback data signal to generate a control signal; a controlled oscillator, coupled to the detector, that generates an output data signal according to the control signal; a mixer, coupled to the controlled oscillator and the clock generator, that mixes the output data signal according to the first clock signal to generate the feedback data signal; and a control circuit, coupled to the detector and the controlled oscillator, that adjusts the operating frequency curve of the controlled oscillator by one of a first step distance and a second step distance smaller than the first step distance such that the control signal is substantially equal to a predetermined value. | 05-26-2011 |
| 20110119008 | Target Signal Determination Method and Associated Apparatus - A method and associated apparatus using delay correlation for determining whether an input signal is a target signal is provided. The method includes sampling the input signal to generate 2N sample values, the sample values having a period N, where N is a positive integer; calculating the 2N sample values to obtain a first value according to a first operation method; calculating the 2N sample values to obtain a second value according to a second operation method; obtaining a determination value according to the first value and the second value; and determining whether the input signal is the target signal according to the determination value and a threshold. | 05-19-2011 |
| 20110116586 | Transmitting Apparatus Operative at a Plurality of Different Bands and Associated Method - A transmitting apparatus operative at a plurality of different bands includes at least a modulator, an intermediate frequency (IF) filter, and an offset phase-locked-loop (OPLL). Regardless at which one of the frequency bands the transmitting apparatus operates, a divisor of at least one frequency divider included within the OPLL is fixed, and a signal, which is outputted by a controllable oscillator and received by an offset mixer included within the OPLL, corresponds to a substantially fixed frequency. | 05-19-2011 |
| 20110116547 | Image Interpolation Processing Apparatus and Method Thereof - An image interpolation processing apparatus includes a motion vector generating module, for generating a first reference motion vector and a second reference motion vector for an interpolated block of an interpolated frame according to the interpolated block and a plurality of blocks adjacent to the interpolated block; a blurred block processing module, for determining an area property of the interpolation block being one of an image covered area, an image uncovered area and a non-blurred area according to the first reference motion vector and the second reference motion vector, and a representative motion vector of the interpolated block being one of the first reference motion vector and the second reference motion vector; and a frame interpolation module, for generating an image content of the interpolated block according to the representative motion vector and the area property. | 05-19-2011 |
| 20110107017 | Storage Apparatus and Data Access Method Thereof - A storage apparatus includes a first data section, a second data section, and a common data section. The first data section stores first data, the second data section stores second data, and the common data section stores common data. The storage apparatus stores a single copy of the common data. The common data and the first data correspond to a first memory bank. The common data and the second data correspond to a second memory bank. | 05-05-2011 |
| 20110103522 | Soft Decision Method and Associated Signal Receiving System - A soft decision method for determining a soft decision coordinate associated with a constellation is provided. The soft decision coordinate includes a first soft decision sub-coordinate and a second soft decision sub-coordinate. The method includes receiving an input signal including a coordinate value; defining a first coordinate range on a coordinate axis in the constellation, the first coordinate range having a first limit and a second limit; obtaining the first soft decision sub-coordinate according to the first coordinate range; defining a second coordinate range on the coordinate axis in the constellation, the second coordinate range having a third limit and a fourth limit; and obtaining the second soft decision sub-coordinate according to the second coordinate range; wherein the first and the third limit do not simultaneously equal to the second and the fourth limit. | 05-05-2011 |
| 20110102411 | Low-Power Display Control Method and Associated Display Controller - A low-power display control method and associated display controller is provided. The low-power display control method detects a sensing signal to generate a sensing result. A control signal is generated according to the sensing result to control a power conversion controller to operate in a low-power power saving mode. In response to a wake-up event, the control signal is deasserted and an associated auxiliary circuit is also turned off, and then the display controller is woken up to restore to a normal operating mode. | 05-05-2011 |
| 20110102090 | Phase Locked Loop and Method Thereof - A phase locked loop (PLL) includes a clock generating circuit, a first phase detecting circuit, a first loop filter, a first VCO, a first mixer and a control circuit. The clock generating circuit generates a first clock signal. The first phase detecting circuit detects a phase difference between an input data signal and a feedback signal and generates a detection output signal according to the phase difference. The first loop filter, coupled to the first phase detecting circuit, generates a first VCO control signal according to the detection output signal. The first mixer, coupled to the first VCO and the clock generating circuit, mixes the output data signal and the first clock signal to generate the feedback data signal. The control circuit, coupled to the clock generating circuit and the first loop filter, for adjusting the first clock signal according to the first VCO control signal to calculate a gain of the first VCO. | 05-05-2011 |
| 20110090994 | Decoding Method and Associated Apparatus - A decoding method for determining a preferred survivor path in a decoding process is provided. The method includes calculating a first determination value of a first survivor path at a first time point, the first determination value being determined by a first sub determination value and a second determination value at a second time point, and the second time point being prior to the first time point; calculating a third determination value of a second survivor path at the first time point, the third determination value being determined by a second sub determination value and a fourth determination value at the second time point; and when a difference between the first determination value and the third determination value is equal to or less than a predetermined value, determining the preferred survivor path at the first time point according to the second and the fourth determination values, or the first and the second sub determination values. | 04-21-2011 |
| 20110080518 | Image Processing Method and Image Processing Apparatus - A method and an apparatus are provided for determining whether a-low resolution image is converted to a high-resolution image, and enhancing image quality of a video signal. The image processing method includes steps of receiving a video stream; determining whether the video stream includes a converted image converted from a low-resolution image to a high-resolution image; and enhancing image quality of the video stream when the video stream includes the converted image. | 04-07-2011 |
| 20110080381 | Portable Control Apparatus and Method Thereof - A portable control apparatus includes a driver, a baseband controller, and a crystal oscillator. The driver includes an oscillating circuit that generates a feedback signal. The baseband controller coupled to the driver receives the feedback signal, and outputs a calibrating signal to the driver according to the feedback signal. The crystal oscillator coupled to the baseband controller generates an accurate output frequency for operating the baseband controller. | 04-07-2011 |
| 20110080199 | Bandwidth Control Apparatus for Phase Lock Loop and Method Thereof - A loop bandwidth control apparatus applied to a phase locked loop (PLL) includes a first loop filter module, a second loop filter module, a control module, a first switching module, and a second switching module. The first filter module and the second loop filter module output a first voltage and a second voltage, respectively. The second loop filter module has a bandwidth different from that of the first loop filter module. According to one of the first voltage and the second voltage, the control module generates a bandwidth control signal. According to the bandwidth control signal, the first switching module forms a path between a charge pump and one of the first loop filter module and the second loop filter module, and the second switching module forms a path between a voltage-controlled oscillator (VCO) and one of the first loop filter module and the second loop filter module. | 04-07-2011 |
| 20110080196 | VCO Control Circuit and Method Thereof, Fast Locking PLL and Method for Fast Locking PLL - A voltage-controlled oscillator (VCO) control circuit, used for controlling a VCO to process phase locking procedure after receiving a frequency locking signal, comprises an operating frequency controller and a judgment unit. The operating frequency controller, coupled to the VCO and the judgment unit, generates one of a first control code and a second control code to the VCO. The judgment unit, coupled to an input end of the VCO, generates a phase locking signal according to a voltage control signal inputted to the VCO. When the operating frequency controller receives the frequency locking signal, the operating frequency controller generates a first control code to control the VCO to switch from a first candidate VCO curve to a second candidate VCO curve. When the operating frequency controller receives the phase locking signal, the operating frequency controller generates a second control code to control the VCO to switch from the second candidate VCO curve to the first candidate VCO curve. | 04-07-2011 |
| 20110075705 | Frequency Tracking Method and Apparatus Applied to Positioning System - A frequency tracking method applied to a positioning system is provided. The method includes receiving a baseband signal, the baseband signal includes a line of sight (LOS) signal and a multipath signal; generating a cost function according to equal step frequencies, the baseband signal and a signal average energy; and generating an estimated LOS frequency according to the cost function. | 03-31-2011 |
| 20110075039 | Image Processing Method and Image Processing Apparatus - An image processing method includes receiving an image data including a first pixel, a second pixel and a third pixel, the second pixel being between the first pixel and the third pixel; calculating a difference between two initial chrominance values of the first pixel and two initial chrominance values of the second pixel to determine a first difference, and calculating a difference between the two initial chrominance values of the second pixel and two initial chrominance values of the third pixel to determine a second difference; comparing the first difference with the second difference to select either the first pixel or the third pixel as a target pixel; and determining two adjusted chrominance values of the second pixel according to at least two initial chrominance values of the target pixel. | 03-31-2011 |
| 20110074728 | Capacitive Sensing Apparatus and Method Applied to Touch Screen Using the Capacitive Sensing Apparatus - A capacitive touch screen sensing apparatus is provided. The apparatus includes a protecting layer; a sensing layer under the protecting layer for sensing a touch to generate a position signal; and a DC common voltage signal layer electrically connected with a DC voltage for shielding against signal interferences. | 03-31-2011 |
| 20110074520 | I/O Circuit Calibration Method and Associated Apparatus - An I/O calibration method and an apparatus are provided for calibrating a driving impedance at an output end of an I/O circuit in a chip. The chip further includes a plurality of basic impedances and a non-volatile memory. The I/O circuit calibration method includes: measuring an impedance value of one basic impedance and recording the measured impedance value in the non-volatile memory; synthesizing a calibration impedance by selectively conducting the basic impedance(s); adjusting the number of the conducted basic impedance(s) in the calibration impedance and estimating an impedance value of the driving impedance according to the measured result and a voltage divided by the calibration impedance and the driving impedance at the output end. | 03-31-2011 |
| 20110063155 | Sigma-Delta Modulator with Shared Operational Amplifier and Associated Method - A Sigma-Delta modulator with a shared operational amplifier (op-amp) includes an integrated circuit, having two integrators sharing the op-amp, capable of integrating two input signals of the two integrators; a plurality of quantizers, coupled to the integrating circuit, for comparing outputting signals of the integrators with a predetermined signal and then generating digital outputting signals; a plurality of DACs, respectively coupled to the quantizers, for converting the digital outputting signals to analog feedback signals to the integrators; and a clock generator, for providing clock signals to the integrating circuit and the quantizers. Accordingly, layout area and power consumption of the modulator are reduced due to the shared op-amp. | 03-17-2011 |
| 20110057696 | Frequency Calibration Apparatus of Phase Locked Loop and Method Thereof - A frequency calibration apparatus, applied to a phase locked loop (PLL), includes a frequency detecting module and a search module. The frequency detecting module includes a first counter, a second counter and a comparing unit. During a monitoring period, the first counter and the second counter respectively generates a first count and a second count. The comparing unit compares the first count with the second count to generate a comparison result indicating at least three situations. The search module selects a frequency curve in response to the comparison result, and calibrates configuration of a voltage controlled oscillator (VCO) according to the frequency curve. | 03-10-2011 |
| 20110051014 | Tuner and Front-end Circuit Thereof - A tuner includes a plurality of paths, and at least one of the paths includes a front-end filter circuit, an amplifier, and a trace filter. The trace filter includes a varactor and an inductor, which are coupled to an output end of the amplifier. Further, the amplifier and the varactor of the tuner are packed in a complementary metal-oxide semiconductor (CMOS) chip. | 03-03-2011 |
| 20110051009 | Apparatus for Auto Phase Detection for Video Signal and Method Thereof - An auto phase detection apparatus for automatically detecting a target sampling phase is provided. The auto phase detection apparatus includes a phase decider for generating a plurality of phase control signals; a sample clock generator, coupled to the phase decider, for generating a plurality of sample clock signals according to the phase control signals; an analog-to-digital converter (ADC), coupled to the sample clock generator, for converting an analog video signal to a digital signal according to the sample clock signals; a phase detector, coupled to the ADC and the phase decider, for generating a plurality of phase detection results according to the digital signal; and a motion detector, coupled to the ADC and the phase decider, for generating a motion detection result by detecting a motion in the digital signal. The phase decider determines the target sampling phase from the phase control signals according to the phase detection results and the motion detection result. | 03-03-2011 |
| 20110050862 | Frame Rate Conversion Apparatus for 3D display and Associated Method - A frame rate conversion apparatus for 3D display is provided. The frame rate conversion apparatus for 3D display is capable of preserving alternate display of left and right frames while also preventing an issue of frame tearing. The frame rate conversion apparatus includes a storage unit, an input controller and an output controller. The input controller inputs an input frame sequence to the storage unit according to an input frame rate. The input frame sequence includes a plurality of frame pairs each having a left frame and a corresponding right frame. The output controller alternately outputs one of the left frames and one of the right frames from the storage unit according to an output frame rate and left/right frame information associated with the frame pairs in the storage unit to form an output frame sequence. | 03-03-2011 |
| 20110050605 | Touch Sensing Module, Display Apparatus and Manufacturing Method Thereof - A touch sensing module includes a first sensing layer having a plurality of first sensing electrodes, and a second sensing layer having a plurality of second sensing electrodes. Each of the gaps between neighboring second sensing electrodes is much smaller than the width of the second sensing electrodes to improve signal quality. | 03-03-2011 |
| 20110050522 | MULTI-BAND ANTENNA APPARATUS - A multi-band antenna apparatus is provided. The multi-band antenna apparatus comprises a circuit board, a planar printed antenna with a feed-in point and a telescopic antenna. The planar printed antenna is printed on the circuit board. The telescopic antenna is coupled to the circuit board through the feed-in point. The planar printed antenna receives a first radio frequency signal, and then transmits the first radio frequency signal to the circuit board through the feed-in point. The telescopic antenna receives a second radio frequency signal and then transmits the second radio frequency to the circuit board. | 03-03-2011 |
| 20110050450 | Universal Infrared Receiving Apparatus and Associated Method - A universal infrared receiving apparatus is provided. The universal infrared receiving apparatus includes a slicer, a non-volatile memory, a volatile memory and a comparison apparatus. The slicer slices a remote control command waveform into digital waveform data. The non-volatile memory pre-stores target waveform data. The volatile memory stores the digital waveform data and the target waveform data. The comparison apparatus, coupled to the volatile memory, compares the digital waveform data and the target waveform data to generate a comparison result. | 03-03-2011 |
| 20110032978 | Receiver and Method for Adjusting Adaptive Equalizer of Receiver - A receiver includes an adaptive equalizer, a power detecting unit and an adjusting unit. The adaptive equalizer is for receiving a signal and generating an equalized signal. The power detecting unit, coupled to the adaptive equalizer, is for detecting the strength of the equalized signal during a first period to generate a first strength signal, and detecting the strength of the equalized signal during a second period to generate a second strength signal. The adjusting unit, coupled to the power detecting unit and the adaptive equalizer, is for adjusting the compensation strength for the adaptive equalizer according to the first and second strength signals. | 02-10-2011 |
| 20110029238 | Satellite Navigation Apparatus and Associated Method - A navigation method, which is applied to a satellite navigation apparatus, includes: determining whether the satellite navigation apparatus is in a free-run mode; and, when the satellite navigation apparatus is under the free-run mode, recording a route, which the satellite navigation apparatus passes through, in a database for the use of route planning of the satellite navigation apparatus in a navigation mode. | 02-03-2011 |
| 20110026905 | Packet Sequence Restoring Controller and Method Thereof - A packet sequence restoring controller includes a recording device, a memory interface unit and a playback device. The recording device includes a first packet detector, a time stamp inserting unit and a first counting module. The playback device includes a second packet detector, a comparing unit, a time stamp deleting unit and a second counting module. Through the memory interface unit, the recording device and the playback device perform data access with an external memory. By recording arrival time of each packet, a live packet sequence is simulated and restored to optimize play quality of a recorded program. | 02-03-2011 |
| 20110026776 | Image Detecting Apparatus and Method Thereof - A method for detecting left-eye/right-eye images is capable of effectively and accurately detecting a sequence or positions of left-eye/right-eye image frames of a stereo image signal. The method includes performing block matching on a target block corresponding to two consecutive image frames of an image signal to determine a motion vector; and performing left-eye/right-eye image determination on a current image frame from the two consecutive image frames according to the motion vector. | 02-03-2011 |
| 20110026620 | Channel Estimation Method and an Associated Apparatus - A channel estimation method, applied to an orthogonal frequency comprises performing a first number of sampling points inverse fast Fourier transformation (IFFT) operation on a preliminary frequency-domain channel response having a second number of response values to generate a first time-domain channel impulse response (CIR), the second number being greater than the first number; performing a time-domain windowing operation on the first time-domain CIR to generate a second time-domain CIR; performing a smoothing operation on a plurality of second time-domain CIRs of successive time points to generate a smooth time-domain CIR; and performing FFT operation on the smooth time-domain CIR to generate a frequency-domain channel response. | 02-03-2011 |
| 20110025732 | Timing Controller Utilized in Display Device and Method Thereof - A timing controller utilized in a display device includes an image processing circuit, a luminance adjusting circuit, a data converting circuit and a driving signal generating circuit. The image processing circuit performs image processing on image data of an image signal. The luminance adjusting circuit adjusts luminance of the processed image data according to a luminance characteristic of the display panel of the display device. According to a pixel arrangement of the display panel, the data converting circuit converts the adjusted image data to display data provided to a driving circuit of the display panel. The driving signal generating circuit generates a driving signal to control the driving circuit according to a synchronous signal of the image signal. | 02-03-2011 |
| 20110025644 | Touch Control Apparatus, Associated Sensing Control Apparatus and Method Thereof - A touch control apparatus includes a touch panel and a sensing control apparatus. The touch panel includes a plurality of sensing lines, and the sensing control apparatus includes a plurality of pins that are respectively coupled to the sensing lines. The sensing control apparatus adaptively controls a sequence for scanning the pins according to connection relationships between the pins and the sensing lines. | 02-03-2011 |
| 20110025628 | Method for Determining Touch Point Displacement and Associated Apparatus - A method for determining a displacement of a touch point is applied to a touch panel to reduce noise interfering with determination of the displacement. The method includes obtaining a displacement according to a movement of a touch point on the touch panel; checking whether the displacement is within a predetermined range; and determining that the movement is valid when the displacement is within the predetermined range. | 02-03-2011 |
| 20110025417 | Signal Processing Circuit - A signal processing circuit includes a differential input circuit, a first DC filter, a second DC filter, a differential transconductance circuit, and a differential converting circuit. The differential input circuit includes first and second input circuits respectively for receiving first and second input signals to generate first and second processed signals. The first DC filter and the second DC filter, respectively coupled to the first and the second input circuits, receive the first and the second processed signals and output first and second voltage signals. The differential transconductance circuit includes first and second transconductance circuits, respectively coupled to the first and the second DC filters, for converting the first and the second voltage signals to first and second current signals. The differential converting circuit includes first and second converting circuits, respectively coupled to the first and the second transconductance circuits, for mixing the first and the second current signals with first and second clock signals to generate first and second output signals. | 02-03-2011 |
| 20110025290 | DC Power Converting Circuit and Method Thereof - A direct current (DC) converting circuit includes a DC input end, for receiving a DC input voltage; a DC output end, for providing a predetermined DC voltage; a switch, coupled between the DC input end and the DC output end, for providing a direct path; a DC-DC step-down unit, coupled between the DC input end and the DC output end, for providing a step-down voltage path; and a control unit, coupled to the switch and the DC-DC step-down unit, for detecting the DC input voltage and selecting either the direct path or the step-down voltage path to provide the predetermined DC voltage at the DC output end. The DC power converting circuit can be applied in power supply circuits of multi-media players or TV setup boxes to convert DC input voltage including 5V, 9V or 12V DC voltages to a predetermined DC voltage. | 02-03-2011 |
| 20110022399 | Auto Detection Method for Frame Header - A method for auto-detecting a frame header is provided. By searching and comparing content of input frames and predetermined sync words, decoding efficiency is increased and the probability of incurring program errors is reduced. Once decoding errors occur, an auto-recovery mechanism soon recovers the audio decoding system operation. | 01-27-2011 |
| 20110013704 | Deblocking Apparatus and Associated Method - A deblocking apparatus is provided. The deblocking apparatus includes a filter, a blocking detection module and a blending unit. The filter receives a target pixel of a pixel matrix to generate a filtered target pixel. The blocking detection module generates a deblocking intensity factor according to the pixel matrix. The blending unit receives the target pixel and the filtered target pixel, and dynamically blends the target pixel and the filtered target pixel to output an output pixel according to the deblocking intensity factor. | 01-20-2011 |
| 20110012854 | Touch Sensing Method and Associated Apparatus - A touch screen includes an LCD panel; a display controller for processing a video signal to generate a panel control signal and a sensing control signal, with the panel control signal controlling the LCD panel so that the LCD panel displays images according to the panel control signal; a touch panel, for generating the sensing signal in response to a touch; and a sensing circuit, coupled to the touch panel and the display controller, for receiving the sensing signal and the sensing control signal to generate a position signal with reference to the sensing control signal. | 01-20-2011 |
| 20110007222 | Auto-Calibrating Demodulator, Associated Method and TV Receiver - A demodulator comprises a reference voltage generating circuit for generating a reference voltage, a reference resistor for converting the reference voltage to a reference current, a current digital-to-analog converter (IDAC) for receiving a digital code and generating an output signal, a comparison apparatus for comparing the reference voltage with the output signal to generate a comparison output, and a calibration apparatus for updating the digital code according to the comparison output to calibrate the IDAC. | 01-13-2011 |
| 20110006820 | Dual Phase-Locked Loop Circuit and Method for Controlling the Same - A dual phase-locked loop (PLL) circuit includes a phase/frequency detector, a charge pump, a frequency tuning circuit and an N divider. The frequency tuning circuit includes a coarse-tuning circuit, for coarse-tuning an output frequency of the dual PLL circuit to approximate a target frequency; a fine-tuning circuit, for fine-tuning the output frequency of the dual PLL circuit to the target frequency; and a current control oscillator (CCO), for generating an output signal of the dual PLL circuit. The output frequency of the output signal is equal to the target frequency. | 01-13-2011 |
| 20110004591 | Portable Electronic Apparatus and Operating Method Thereof - A portable electronic apparatus includes a database, a calculating module, a retrieving module, a ranking module and a display module. The database is used to store a plurality of contact information. The calculating module calculates a plurality of relative distances between the plurality of contact information and a target position, and generates a plurality of marked information by comparing the relative distances with a predetermined distance. The retrieving module retrieves a map image according to the target position and the predetermined distance. The ranking module ranks the marked information according to the relative distances to generate a ranking result. The display module displays the map image and the marked information according to the ranking result simultaneously. | 01-06-2011 |
| 20110002422 | Apparatus for Detecting Digital Video Signal Parameters and Method Thereof - A method for detecting digital video signal parameters detects an integer carrier frequency offset (ICFO), a pilot pattern and a carrier mode of a signal received by an Orthogonal Frequency-Division Multiplexing (OFDM) communication system. The method includes receiving a first OFDM symbol comprising a plurality of first frequency-domain sub-carriers and a second OFDM symbol comprising a plurality of second frequency-domain sub-carriers; generating a plurality of sub-carrier correlation results according to the first frequency-domain sub-carrier and the second frequency-domain sub-carrier; and determining a maximum sub-carrier correlation result from the plurality of sub-carrier correlation results; and outputting an ICFO, a pilot pattern and a carrier mode corresponding to the maximum sub-carrier correlation result. | 01-06-2011 |
| 20110001883 | Motion Estimation Method and Apparatus Thereof - A motion estimation method, applied to an image frame having a time constraint, includes calculating an available time for estimating a motion vector of a block unit of the image frame; and selectively performing at least one stage of a plurality of motion estimation stages according to the available time to estimate the motion vector of the block unit. | 01-06-2011 |
| 20110001880 | Image Processing Apparatus and Method Thereof - An image processing apparatus includes an image decoding unit and an image adjusting unit. The image decoding unit decodes a data stream to generate a first image comprising a first pixel. The image adjusting unit comprises a pixel edge determining module and a chrominance adjusting module. The pixel edge determining module determines an edge luminance parameter according to an initial luminance value of the first pixel and a plurality of initial luminance values of pixels neighboring the first pixel, and determines an edge chrominance parameter according to an initial chrominance value of the first pixel and a plurality of initial chrominance values of pixels neighboring the first pixel. The first chrominance adjusting module determines a first weight according to the edge luminance parameter and the edge chrominance parameter, and generates a first adjusted chrominance value by weighted calculating a first predetermined chrominance value and the initial chrominance value of the first pixel. | 01-06-2011 |
| 20110001768 | Display Controller, Video Signal Transmitting Method and System - A display controller, video signal transmitting method and system thereof are provided. The display controller includes a processing circuit; a transmitting channel, coupled to the processing circuit; a receiving channel, coupled to the processing circuit; and a clock generator, that generates an internal clock signal and an external clock signal. Upon receiving a video signal, the processing circuit processes a first partial pixel data of the video signal to output a first display control signal. The transmitting channel converts a second partial pixel data of the video signal to a partial video signal having a multiple data rate according to the internal clock signal to be outputted. | 01-06-2011 |
| 20100329396 | Interference Detector and Method Thereof - An interference detector receives a data stream including predetermined symbols that include a first data and a second data, between which is a frequency offset. The interference detector includes a correlation apparatus that generates a first correlation result and a second correlation result according to the data stream; a power searching unit, coupled to the correlation apparatus, that generates a first maximum correlation result and a first neighboring power according to the first correlation result, and generates a second maximum correlation result and a second neighboring power according to the second correlation result; and a determining unit, coupled to the power searching unit, that generates a determination result according to the first maximum correlation result, the first neighboring power, the second maximum correlation result and the second neighboring power to indicate existence of interferences. | 12-30-2010 |
| 20100329356 | Image Processing Apparatus and Associated Method - An image processing apparatus includes an image decoding unit and an image adjusting unit. The image decoding unit decodes a data stream to generate a first image and a second image respectively having a first pixel and a second pixel at the same target position. The image adjusting unit generates a luminance motion parameter and a chrominance motion parameter according to initial luminance values and initial chrominance values of the first pixel and the second pixel, and generates an adjusted chrominance value of the first pixel by weighted averaging the initial chrominance values of the first pixel according to the luminance motion parameter and the chrominance motion parameter. | 12-30-2010 |
| 20100329164 | Wireless Communication System, Mobile Communication Apparatus, and Operating Method Thereof - A wireless communication system is provided. The wireless communication system comprises a control apparatus, a first mobile communication apparatus and a second mobile communication apparatus. The first and second mobile communication apparatuses are within a wireless communication coverage of the control apparatus. The first mobile communication apparatus is in a standby period under an idle mode according to a wireless communication protocol; the second mobile communication apparatus is in an active period under the idle mode according to the wireless communication protocol and establishes a communication link with the control apparatus. The first mobile communication apparatus communicates with the control apparatus through the second mobile communication apparatus via a peer-to-peer (P2P) communication mechanism. | 12-30-2010 |
| 20100323672 | Mobile Communication Apparatus and Operating Method Thereof - A mobile communication apparatus includes a searching module, a retrieval module, and a display module. The searching module searches for an address corresponding to a phone number inputted into the mobile communication apparatus. The retrieval module retrieves a geographic map corresponding to the address. The display module displays the retrieved geographic map. | 12-23-2010 |
| 20100322531 | Image Processing Method and Associated Apparatus - An image processing apparatus and an associated method capable of effectively reducing image artifact at an edge of an image without excessively compromising overall system performance. The method includes calculating an intersection point of an edge of the image and a pixel scan line, estimating a relative ratio of the image within a pixel block corresponding to the intersection point to generate an adjustment parameter, and adjusting a pixel value of the pixel block according to adjustment parameter. | 12-23-2010 |
| 20100321575 | Method for Processing On-Screen Display and Associated Embedded System - An embedded system for processing an on-screen display (OSD) includes an input apparatus, a user interface resource storage unit and a two-dimensional (2D) graphic engine. The method for processing the OSD includes receiving a control command associated with a 2D image processing procedure, the 2D image processing procedure generating a transitional image according to a first 2D image and a second 2D image, and displaying the first 2D image, the transitional image and the second 2D image to render a three-dimensional-like (3D-like) OSD. | 12-23-2010 |
| 20100321381 | Image Processing Method and Associated Apparatus for Rendering Three-dimensional Effect Using Two-dimensional Image - An image processing apparatus is for rendering a three-dimensional (3D) effect by transforming a first quadrilateral image to a second quadrilateral image. The apparatus includes a target image determining unit, a block determining unit and a graphic unit. The target image determining unit generates an outline associated with the second quadrilateral image according to the first quadrilateral image and the 3D effect. The block determining unit divides an area within the outline into a plurality of second blocks and correspondingly determines a plurality of first blocks from the first quadrilateral image. The graphic unit scales image data of the first blocks to respectively generate image data of the second blocks to obtain the second quadrilateral image. | 12-23-2010 |
| 20100321380 | Image Processing Method and Associated Apparatus for Rendering Three-dimensional Effect Using Two-dimensional Image - An image processing method for rendering a three-dimensional by transforming a first quadrilateral image to a second quadrilateral image is provided, with at least one of the first and second quadrilateral images being a trapezoidal image. The image processing method includes providing the first quadrilateral image, generating coordinates of four vertices associated with the second quadrilateral image according to the first quadrilateral image and the three-dimensional effect; determining a relative height and a relative width according to a height and a width of the first quadrilateral image and the coordinates of the four vertices; and generating a plurality of pixel values of the second quadrilateral image with reference to a plurality of pixel values of the first quadrilateral image according to the relative height and the relative width. | 12-23-2010 |
| 20100310081 | Multi-channel Audio Signal Decoding Method and Device - A multi-channel audio signal decoding method and device is provided. The multi-channel audio signal decoding method includes receiving a first multi-channel audio signal; performing a first decoding procedure on the first multi-channel audio signal to generate a second multi-channel audio signal; performing a second decoding procedure on a first single-channel audio data of the second multi-channel audio signal to generate a first single-channel audio signal when the first single-channel audio data belongs to a first classification; and performing a third decoding procedure on a second single-channel audio data of the second multi-channel audio signal to generate a second single-channel audio signal when the second single-channel audio data belongs to a second classification. The number of instructions of the third decoding procedure is less than that of the second decoding procedure. | 12-09-2010 |
| 20100308917 | De-Pop Controller and Method Thereof - A de-pop controller and method thereof are provided. The controller includes an amplifier and a comparator. The amplifier receives and amplifies an audio input signal, and then outputs an audio output signal. The comparator, coupled to the amplifier, receives a transient indication signal. The comparator compares the transient indication signal with a reference voltage, and the comparison result is then applied to control the driving ability of the amplifier for de-popping. | 12-09-2010 |
| 20100306284 | File System and File System Converting Method - A file system converting method converts a first file system to a second file system. The first file system manages a storages apparatus via a file allocation table (FAT). The file system converting method includes formatting the FAT to divide the storage apparatus into a plurality of storage units, and establishing a storage unit index table to record information of the plurality of storage units. | 12-02-2010 |
| 20100306202 | File Format Converting Method - A file format converting method for converting a first format file in a first file system of a storage apparatus to a second format file in a second file system is provided. The method includes creating a temporary file and defining a data amount of the temporary file as a first predetermined value; defining a start position of the temporary file to be the same as that of the first format file; and defining the data amount of the temporary file to be the same as that of the first format file to generate the second format file. | 12-02-2010 |
| 20100304767 | Wireless Communication System, Mobile Communication Apparatus, and Operating Method Thereof - A mobile communication apparatus includes a transmitting/receiving module, for receiving a setting short message comprising setting information; a setting module, coupled to the transmitting/receiving module, for receiving the setting information from the transmitting/receiving module, and setting an operation mode according to the setting information, wherein the operation mode comprises a condition and a predetermined action corresponding to the condition; a judgment module, coupled to the setting module, for monitoring an operation status and generating a judgment result when the operation status matches the condition; and a control module, coupled to the judgment module, for performing the predetermined action according to the judgment result. | 12-02-2010 |
| 20100302449 | TV Image Adjusting Method and Apparatus Thereof - A television (TV) image adjusting method includes performing a variance calculation on luminance values of a plurality of pixels adjacent to target pixels of an image frame to generate a weight index; performing a decay function calculation according to the weight index to generate a weight distribution corresponding to the plurality of pixels adjacent to the target pixels. A function value of the decay function is inversely proportional to both the weight index and a target pixel distance between the target pixels and the plurality of pixels adjacent to the target pixels. The target pixel distance is a sum of vertical distances and horizontal distances between the target pixels and the plurality of pixels adjacent of the target pixels. The method further performs a weight calculation on the luminance values of the plurality of pixels adjacent to target pixels according to the weight distribution to generate an output luminance value. | 12-02-2010 |
| 20100302133 | Apparatus for Controlling a Display and Method Thereof - An apparatus for controlling a display having a backlight module provided with a first set of units and a display panel provided with a second set of units is provided. In one embodiment, the apparatus comprises a reference value generator, a control value generator, and a compensation circuit. The reference value generator generates a reference value representative of a portion of pixels contained in an input image associated with one of the second set of units. The control value generator generates a control value to control one of the first set of units in view of the reference value. The compensation circuit adjusts the portion of pixels contained in the input image in view of the control value. The one of the first units is associated with the one of the second units. | 12-02-2010 |
| 20100302100 | Signal Processing Apparatus for Multi-mode Satellite Positioning System and Method Thereof - A signal processing apparatus for a multi-mode satellite positioning system includes a band-pass filter, a local oscillator circuit, a first mixing circuit, a second mixing circuit, an analog-to-digital converter and a baseband circuit. By properly allocating a local frequency, radio frequency (RF) signals of a Global Positioning System (GPS), a Galileo positioning system and a Global Navigation System (GLONASS) are processed via a single signal path to save hardware cost. | 12-02-2010 |
| 20100298000 | Wireless Communication Method for Updating Reference Channel Information and System Thereof - A wireless communication system capable of updating current reference channel information is provided. The wireless communication system includes a control apparatus and a plurality of reference information generating apparatuses. The wireless communication range of the control apparatus covers a plurality of regions. The reference information generating apparatuses, respectively placed in the regions, respectively report their reference position information and reference channel information to the control apparatus. When the control apparatus receives current position information from a target mobile communication apparatus, a current region among the regions is determined according to the current position information, and the control apparatus updates reference channel information according to the current region to the target mobile communication apparatus in real time. | 11-25-2010 |
| 20100296577 | Inverse Quantization Processing Method and Device - An inverse quantization processing method and device thereof is provided. The inverse quantization processing device includes a determining unit, a bit reduction unit, a frequency/time-domain conversion unit and a bit addition unit. The inverse quantization processing method includes receiving a plurality of quantized frequency-domain data; performing a bit reduction on a current quantized frequency domain data according to an adjusting factor, such that a bit-reduced quantized frequency-domain data is generated when an accumulated count value of a plurality of valid bit numbers of the plurality of quantized frequency-domain data greater than a first threshold reaches a second threshold; performing a frequency/time domain conversion on the bit-reduced quantized frequency-domain data to obtain a bit-reduced time-domain PCM data; and performing a bit addition on the bit-reduced time-domain PCM data according to the adjusting factor, so as to obtain a time-domain PCM data. | 11-25-2010 |
| 20100296002 | Circuit for Detecting a Digital Data Stream and Associated Method - A circuit for detecting a digital data stream includes a first detecting circuit, a second detecting circuit and a decision unit. The digital data stream includes a predetermined symbol having a first data and a second data. The first detecting circuit detects a correlation between the second data and a first frequency-shifted data to generate a first correlated data; and the second detecting circuit detects a correlation between the second data and a second frequency-shifted data to generate a first correlated data, where the first frequency-shifted data and the second frequency-shifted data are generated by performing first frequency-shifting and second frequency-shifting upon the first data, respectively. The decision unit determines a signal status of the digital data stream according to the first and second correlated data. | 11-25-2010 |
| 20100295597 | MIXER WITH HIGH LINEARITY AND LOW OPERATING VOLTAGE - A mixer with high linearity and a low operating voltage is provided. The mixer includes a transconductor and a switch circuit. The transconductor receives a differential voltage signal and outputs a differential current signal accordingly. The transconductor includes a first resistor, a second resistor, a differential amplifier, a first current source and a second current source. The switch circuit includes a first switch, a second switch, a third switch, and a fourth switch. The first and second switches are coupled to a first input of the differential amplifier, while the third and fourth switches are coupled to a second input of the differential amplifier. The first and third switches are mutually coupled to provide an output of the mixer, while the second and fourth switched are mutually coupled to provide another output of the mixer. Each of the first, second, third and fourth switches determines whether to allow the differential current signal to pass through according to a differential control signal. | 11-25-2010 |
| 20100295578 | Clock Tree Distributing Method - A clock tree distribution method is provided. The method, applied to an I/O interface of an integrated circuit, is for generating a clock tree utilized in the I/O interface. The clock tree distribution method includes determining a conversion rate, converting a two-dimensional interface arrangement to a one-dimensional interface arrangement according to the conversion rate, forming a one-dimensional clock tree according to the one-dimensional interface arrangement, generating the clock tree corresponding to the two-dimensional interface arrangement by converting the one-dimensional clock tree according to the conversion rate | 11-25-2010 |
| 20100289774 | Capacitive Touch Sensing Structure and Sensing Method Thereof - A capacitive touch sensing structure includes: a substrate; a plurality of first electrode groups arranged from a first position towards a second position in a first direction, wherein each of the first electrode groups includes a plurality of first electrodes extended from a third position towards a fourth position in a second direction; a plurality of first conducting wires each having a plurality of contacts respectively coupled to the first electrodes of each of the first electrode groups; a plurality of second electrode groups arranged from the first position towards the second position in the first direction, wherein each of the second electrode groups includes a plurality of second electrodes extended from the fourth position towards the third position in the second direction and respectively staggering with the first electrode groups; and a plurality of second conducting wires each having a plurality of contacts respectively coupled to the electrodes of each of the second electrode groups. | 11-18-2010 |
| 20100284498 | Circuit for Detecting a Predetermined Symbol in a Digital Data Stream and Associated Method - A circuit for detecting a predetermined symbol of a digital data stream includes a frequency shifter, a correlator, a filter and a decision unit. The frequency shifter performs inverse-frequency shifting upon a first data to generate a first frequency-shifted data. The correlator calculates correlation upon the first frequency-shifted data and a second data to generate a correlated data. The filter, coupled to the correlator, filters and the correlated data to generate a filtered correlated data according to a time-domain windowing length. The decision unit, coupled to the filter, determines the predetermined symbol from the digital data stream according to the filtered correlated data. | 11-11-2010 |
| 20100284478 | Channel Estimating Apparatus and Method Thereof - A channel estimating technique is applied to an Orthogonal Frequency-Division Multiplexing (OFDM) communication system which receives a plurality of OFDM symbols. In one aspect, a channel estimating method includes performing Inverse Fast Fourier Transform (IFFT) with a second number of sampling points and a phase shift on each of preliminarily estimated frequency-domain channel responses including a first number of response values corresponding to each of the OFDM symbols, so as to obtain a first time-domain channel impulse response corresponding to each of the OFDM symbols, where the first number is lager than the second number. The method also generates a plurality of frequency-domain channel responses corresponding to the OFDM symbols according to the time-domain channel impulse responses. | 11-11-2010 |
| 20100284472 | Method for Reconstructing Digital Video Data Stream and Apparatus Thereof - An apparatus for reconstructing digital video data stream reconstructs a transport stream from a first data stream and a second data stream. Both of the first data stream and the second data stream comprise a plurality of packets, a plurality of input stream time reference (ISCR) values, and a plurality of deleted null packet (DNP) values. The apparatus includes a packet interval detector, that estimates a packet interval according to the first data stream or the second data stream; an alignment unit, that generates an alignment signal according to the ISCR values and the packet interval; an oscillator, coupled to the packet interval detector, that generates an output pulse signal; and a reconstruction controller, that reconstructs the transport stream from the first data stream and the second data stream and outputs the transport stream according to the alignment signal and the output pulse signal. The alignment unit includes a fine tuner for fine tuning a frequency of the output pulse signal according to the ISCR values and a local count. | 11-11-2010 |
| 20100283916 | TV Receiver, Associated TV System and TV Control Method - A television (TV) receiver includes a wireless module, a database, a user identification module and a channel selecting module. The wireless module receives a wireless signal carrying an identification (ID) data of a specific user. The database stores channel selecting information corresponding to a plurality of users. The user identification module retrieves channel selecting information corresponding to the specific user from the database according to the ID data of the specific user. The channel selecting module selects a channel according to the channel selecting information corresponding to the specific user. An associated TV system and TV control method are also provided. | 11-11-2010 |
| 20100283912 | Apparatus for Demodulating Digital Video and Associated Method - An apparatus for demodulating a digital video signal applied to a receiving end of an Orthogonal Frequency-Division Multiplexing (OFDM) communication system is provided. The apparatus receives a plurality of OFDM symbols, and stores a plurality of data sequences in an external memory. The apparatus includes a de-interleaver, that de-interleaves the data sequences to generate a plurality of de-interleaved data sequences; a decoder, coupled to the de-interleaver, that generates a plurality of data streams according to the de-interleaved data sequences; a reconstruction apparatus, coupled to the decoder, that reconstructs the data streams into a transport stream; and a memory interface unit, coupled to the external memory, that accesses the data sequences and the data streams from the external memory. The external memory includes a de-interleaving buffer that stores the data sequence, and a data reconstructing buffer that stores the data streams. | 11-11-2010 |
| 20100283792 | Image Processing System and Image Processing Method - An image processing system includes a memory, a data slicer and an image processor. The data slicer divides each of current image data and adjacent image data into a first portion and a second portion to be stored into the memory. The image processor reads from the memory the first portion and the second portion of the current image data and the first portion of the adjacent image data for image processing. | 11-11-2010 |
| 20100281511 | Multimedia System and Associated Control Method - A multimedia system and associated control method is provided. The multimedia system includes a remote control, a display device and a multimedia signal generator. A control method of the multimedia system includes steps of transmitting a remote control signal to the display device by the remote control, transmitting a local control signal associated with the remote control signal to the multimedia signal generator, generating an operation command by the multimedia signal generator in response to the local control signal, and executing the operation command by the multimedia signal generator. | 11-04-2010 |
| 20100281443 | Change Point Finding Method and Apparatus - A change point finding method applied to a logic circuit is provided. The method first defines an indication map and performs a functional equivalent check to judge whether the indication map is correct. When a result is confirmative, the method adds a trap to an RTL HDL of the logic circuit, so that a plurality of comparing points are generated in an APR gate level HDL of the logic circuit. Then the method performs a backward functional equivalent check on the APR gate level HDL of the logic circuit to find a change point according to the comparing points. | 11-04-2010 |
| 20100277458 | Driving Circuit on LCD Panel and Associated Control Method - A driving circuit on a liquid crystal display (LCD) panel and associated control method is provided. The LCD panel connected to a display control circuit via a flexible print circuit (FPC) includes a master source driver, for outputting a digital image signal in compliance with a first electrical specification via an FPC board and converting the digital image signal to a gate driving signal and a slave source driving signal, which are in compliance with a second electrical specification; a gate driver, for receiving the gate driving signal in compliance with the second electrical specification; and a slave source driver, for receiving the slave source driving signal in compliance with the second electrical specification. The master source driver, the slave source driver and the gate driver drive a thin-film transistor (TFT) on the LCD panel. | 11-04-2010 |
| 20100277373 | Positioning Method and System - A positioning method applied between a portable electronic apparatus, a wireless communication network and a server is provided. A positioning request signal is transmitted from the portable electronic apparatus to the server. The positioning request signal includes identity codes and signal intensities received from a plurality of base stations of the wireless communication network by the portable electronic apparatus at a predetermined position. The server compares and determines an estimated position data from a database according to the identity codes and the signal intensities from the plurality of base stations, and transmits the estimated positioning data to the portable electronic apparatus. The portable electronic apparatus considers the estimated position to determine a position data to complete positioning the predetermined position. | 11-04-2010 |
| 20100272372 | Image Processing Apparatus and Image Processing Method - An image processing apparatus includes an edge keeping index (EKI) generating unit and a noise reducing unit. The image decoding unit decodes a data stream to generate a plurality of image comprising at least a current image having the target pixel. The adjusting unit, coupled to the image decoding unit, comprises an edge keeping index (EKI) generating unit, for generating an edge intensity value of the target pixel according to an original luminance value of the target pixel and an original luminance value of at least one neighboring pixel associated with the target pixel, and a noise reducing unit, coupled to the EKI generating unit, for determining a first adjusted luminance value of the target pixel according to the original luminance value of the target pixel and the original luminance value of the at least one neighboring pixel associated with the target pixel, and for generating a static adjusted luminance value of the target pixel according to the original luminance value, the first adjusted luminance value and a first adjustment value of the target pixel. The adjustment value is determined by the edge intensity value. | 10-28-2010 |
| 20100272244 | Music Data Processing Method and Electronic Apparatus Using the Same - A music data processing method applied to an electronic apparatus includes obtaining a time data; retrieving a partial music data from an input music data according to the time data; and performing a pre-end-play processing on the partial music data to output an output music data. With the pre-end-play processing performed, the output music data is substantially different from the partial music data. | 10-28-2010 |
| 20100271551 | Image Processing Apparatus and Image Processing Method - An image processing apparatus comprises an image decoding unit and a static noise reducing unit. The image decoding unit decodes a data stream and generates a plurality of image comprising a current image. The static noise reducing unit, coupled to the image decoding unit, generates a first adjustment value of a target pixel of the current image according to an original luminance value of the target pixel and at least one original luminance value of a neighboring pixel associated with the target pixel. The static noise reducing unit also determines a static adjustment luminance value of the target pixel according to the original luminance value, the first adjustment value, and a first weight. The first weight is associated with the chrominance value of the target pixel. | 10-28-2010 |
| 20100271066 | CIRCUIT PROTECTING APPARATUS AND ASSOCIATED METHOD, AND CIRCUIT PROTECTING LAYER - A circuit protecting apparatus is provided. The circuit protecting apparatus comprises a selecting module, a routing module, a processing module, and a controlling module. The selecting module selects for each of a plurality of a minimum-sized routing region a routing pattern from a plurality of predetermined routing patterns, and generates an input signal. The routing module then generates the routing comprising the selected routing patterns on a to-be-protected region to form a circuit protecting layer. The routing receives the input signal and outputs an output signal. The processing module decodes the output signal into a restored signal a compares the restored signal with the input signal to generate a comparison result, according to which the controlling module selectively fails a chip. | 10-28-2010 |
| 20100269117 | Method for Monitoring System Resources and Associated Electronic Device - A method, for monitoring resources of a system for performing a first task and a second task, includes calculating a first completion count of the first task; calculating a second completion count of the second task; and determining whether the resources of the system are exhausted according to the first completion count and the second completion count. | 10-21-2010 |
| 20100266219 | Filter and Method for Removing Image Errors and Associated Display Circuit - A filter for eliminating image errors, as well as associated method and TV signal display circuit, is provided to determine the filter coefficients according to the regularity of image errors in an image signal or a TV signal, thereby removing the image errors. The filter includes a plurality of multipliers and an adder. The multipliers receive a plurality of pixel values from a plurality of scan lines, multiply the pixel values by a plurality of corresponding weight coefficients and output the result; the adder sums up the outputs of the multipliers to generate an output pixel value. The errors have a regularity and the corresponding weight coefficients are associated with the regularity such that the errors of the pixel values may be canceled when the adder generates the output pixel value. | 10-21-2010 |
| 20100265785 | Protection Circuit and Power Supply System for Flash Memory - A protection circuit, applied to a flash memory including a power supply pin, includes a capacitor and a switch. A power supply provides a reference voltage. The capacitor is electrically connected to the power supply pin and a ground point. The switch is electrically connected between the power supply pin and the power supply. When the reference voltage is higher than a threshold voltage, the switch is turned on, such that the reference voltage is inputted into the power pin via the switch. When the reference voltage is lower than the threshold voltage, the switch is turned off. | 10-21-2010 |
| 20100265133 | Method for suppressing multipath errors in a satellite navigation receiver - A method of multipath error suppression in a satellite navigation receiver, including steps of navigation satellites signals searching, receiving and processing complex signals from each satellite, tracking found signals with a following-up open loop and determining coordinates, receiver velocity and exact time based on measurements of direct and reflected signal delay and Doppler frequency, the method including: forming, on the basis of navigation parameters, a two-dimensional accumulated power grid, calculating single-path signal corrections using the centered accumulated power grid determining, whether a multipath is presented, and performing, in case of positive result of this determination, improvement of corrections using weights, wherein, performing improvement of corrections using weights is carried out by forming a likelihood function on the basis of a centered accumulated powers vector, and correction is performed according to the found likelihood function global maximum. | 10-21-2010 |
| 20100253854 | MOTION ESTIMATION METHOD - A motion estimation method applied to a video signal having a first frame and a second frame is provided. The motion estimation method includes: capturing a matching window from the first frame; capturing a searching area from the second frame, the searching area including a plurality of searching blocks each having a size equal to that of the matching window; selecting one of the searching blocks; calculating a difference between pixel data of the selected searching blocks and pixel data of the matching window, so as to obtain N total differences corresponding to N searching blocks; and determining a motion vector corresponding to the matching window according to the N total differences. | 10-07-2010 |
| 20100253550 | Digitizing Apparatus, Digitizing Method and Capacitance Touch Sensing Apparatus - A digital apparatus includes a timing control circuit, a period counter, a phase digitizer and a calculation circuit. The timing control circuit generates a first control signal according to a square wave signal and a predetermined value. The period counter generates a first digital value according to a reference clock signal and the first control signal. The phase digitizer generates a second digital value according to a phase difference between the square wave signal and the reference clock signal. The calculation circuit generates an output digital value according to the first digital value and the second digital value. An object of obtaining a high-resolution digitization with a reasonable sampling clock is realized by effectively combining the period counter with the phase digitizer. | 10-07-2010 |
| 20100246488 | WWAN TO ETHERNET CONVERTER AND COMMUNICATION SYSTEM THEREOF - A wireless wide area network (WWAN) to Ethernet converter comprises a subscriber identity module (SIM) interface, for accessing data stored in a SIM card; a radio frequency (RF) circuit, for receiving in the WWAM an RF signal associated with the data stored in the SIM card and for converting between the RF signal and a baseband signal; a digital signal processor (DSP), coupled to the RF circuit, for processing the baseband signal; and an Ethernet control device, coupled to the DSP, for converting between the processed baseband signal and an Ethernet signal. | 09-30-2010 |
| 20100246428 | Method and Apparatus for Performing Data Access According to Protocol Handling - A method for performing data access via software according to communication protocol handling includes: calculating a time slot period and an upper limit of a processing time for performing a predetermined data processing according to time slot information defined in a communication protocol, a critical period and a time slot number; defining a clock frequency of a processor according to the upper limit of the processing time; and performing data access according to the slot time by the processor operating at the clock frequency. Accordingly, design inflexibility arising from performing data access via hardware is addressed, and a non-real-time issue caused by performing data access via software is also prevented. | 09-30-2010 |
| 20100245383 | CIRCUIT FOR COLOR SPACE CONVERSION AND ASSOCIATED METHOD - A circuit for color space conversion and associated method compresses a portion of an xvYCC color space exceeding an sRGB color space into the sRGB color space via a simplified circuit design when a conversion from the xvYCC color space to the sRGB color space is performed, thereby improving visual effects. The circuit for color space conversion includes a conversion unit converting a pixel signal from the xvYCC color space to the sRGB color space. During the conversion, the conversion unit generates a pixel component on each dimension of the sRGB color space, and compresses the pixel component to output a compressed pixel component when a value of any pixel component is in a compression interval. The compressed pixel component does not exceed a defined range on a corresponding dimension of the sRGB color space. | 09-30-2010 |
| 20100242009 | Method and Apparatus For Preventing Congestive Placement - A congestive placement preventing apparatus, applied in a logic circuit layout having 2 | 09-23-2010 |
| 20100239181 | Device for Removing Mosquito Noise and Associated Method - A device for removing mosquito noise and associated method is provided to adaptively determine a proper strength for removing the mosquito noise according to image complexities, thereby removing the noise while maintaining the quality of image details. The device includes a buffer, a lookup table, and a strength determining unit. The buffer stores a pixel matrix having a target pixel. The lookup table stores a plurality of coefficients. The strength determining unit, coupled to the buffer and the lookup table, detects the image complexities of the pixel matrix and looks up the lookup table according to the image complexities of the pixel matrix, so as to output a strength coefficient for removing the mosquito noise. | 09-23-2010 |
| 20100238747 | Method and Circuit of Calibrating Data Strobe Signal in Memory Controller - A method for calibrating a data strobe (DQS) signal and associated circuit is provided. The calibrating method includes determining N buffers from a delay chain having M buffers to delay a predetermined phase during a first period; serially connecting the N buffers of the delay chain during a second period; and inputting the DQS signal to the N serially connected buffers to delay the DQS signal by the predetermined phase. | 09-23-2010 |
| 20100232515 | Decoding Device and Method Thereof - A decoding device and its associated decoding method are disclosed. In one aspect, the decoding device can be used for processing a first packet unit and a consecutive second packet unit, and includes a bit stream feeder, a decoder, and a determining circuit. The bit stream feeder provides the first packet unit and the second packet unit, and determines a boundary of the first packet unit to transmit a first boundary informing signal. The decoder decodes the first packet unit and the second packet unit, and determines the boundary of the first packet unit to transmit a second boundary informing signal. The determining circuit generates a determination result signal according to the first boundary informing signal and the second boundary informing signal. The decoder and the bit stream feeder operates according to the determination result signal so that the second packet unit is successfully decoded when the first packet unit cannot be successfully decoded. | 09-16-2010 |
| 20100228735 | ULTRAVIOLET DETECTION SYSTEM AND METHOD THEREOF - An ultraviolet detection system comprises a global positioning device for receiving signals transmitted from global positioning satellites, and generating global positioning satellite distribution data and current position data; and a processor, coupled to the global positioning device, for generating ultraviolet intensity information according to the current position data and the global positioning satellite distribution data. The processor generates ultraviolet intensity information more accurately according to a current time data, which is transmitted from the global positioning satellite or is automatically generated from the global positioning device. | 09-09-2010 |
| 20100225446 | RFID APPARATUS, WIRELESS NETWORK PLATFORM, AND OPERATING METHOD THEREOF - A radio frequency identification (RFID) apparatus includes a transmitting/receiving module and a determining module. When the transmitting/receiving module receives a radio frequency (RF) signal comprising a relay command, the determining module determines whether destination information of the relay command corresponds to the RFID apparatus and selectively transmits the content of the RF signal via the transmitting/receiving module. | 09-09-2010 |
| 20100225445 | RFID SYSTEM WITH RFID READERS AND OPERATING METHOD THEREOF - A radio frequency identification (RFID) system includes a host, a signal translating device and a plurality of RFID readers. The signal translating device includes a network receiving/transmitting module and an RFID receiving/transmitting module. The network receiving/transmitting module receives a control signal via a network and generates a translated signal according to the control signal. The RFID receiving/transmitting module generates an access command according to the translated signal, and transmits the access command via an RF signal. The plurality of RFID readers selectively generates an access signal or a relay access command according to the access command. | 09-09-2010 |
| 20100219879 | PTAT Sensor and Temperature Sensing Method Thereof - A proportional to absolute temperature (PTAT) sensor is capable of reducing a sensing error resulted from a mismatch between circuit components. The PTAT sensor includes a control unit, a sensing unit and a calculation unit. The control unit generates a control signal. The sensing unit, comprising at least a pair of circuit components having a matching relationship, senses an absolute temperature under the first connection configuration and the second connection configuration respectively to generate a first voltage value and a second voltage value, wherein the first connection configuration and the second connection configuration are decided by interchanging the circuit connections of the pair of circuit components according to the control signal. And the calculation unit, coupled to the sensing unit, calculates a PTAT voltage value according to the first voltage value and the second voltage values. | 09-02-2010 |
| 20100219875 | Mixer Capable of Improving Signal Quality - A mixer includes a transduction circuit, a first and a second switch circuit, and a first and a second load circuit. The transconductor circuit is for generating a differential current signal according to a differential voltage signal. The first switch circuit and the first load circuit are connected in series, and the first switch circuit is used to regulate the differential current signal in response to a first oscillator signal. The second switch circuit and a second load circuit are connected in series, and the second switch circuit is used to regulate the differential current signal in response to a second oscillator signal. The first load circuit and the second load circuit are connected at a common node to reduce harmonic interferences. | 09-02-2010 |
| 20100214212 | Display Device, Controlling Method and Display System Thereof - A display device is provided. The display device includes a command processing unit, a command converting unit, a universal serial bus (USB) interface and a display module. The command processing unit processes a remote-control command from a remote-controller. The command converting unit generates a human interface device (HID) command corresponding to the remote-control command. The USB interface outputs the HID command to an external host which generates an image in response to the HID command. Then the display module displays the image. | 08-26-2010 |
| 20100213551 | E-Fuse and Associated Control Circuit - An e-fuse and an e-fuse control circuit are provided. The e-fuse includes a polysilicon layer and a metal silicide layer stacked on the polysilicon layer. The e-fuse operates in an open state when the silicide layer is broken by burning while one portion of the polysilicon layer is exposed. | 08-26-2010 |
| 20100208134 | Digital Television System and Receiver and Associated Method for Providing Information of Point of Interest - The present invention provides a digital television (TV) system and receiver which are capable of providing information of point of interest (POI) associated with programs or advertisements. A transmitting end of the digital TV system adds information of a POI included in a digital AV data into the digital AV data, so as to generate a digital AV signal to be transmitted. A receiving end of the digital TV system includes a digital AV receiver and a display device. The digital AV receiver receives and decodes the digital AV signal to generate the information of the POI. The display device displays the information of the POI. | 08-19-2010 |
| 20100207939 | Image Adjusting Apparatus and Associated Method - An image adjusting method for extending vertical blanking intervals of an image signal is provided. Using the image adjusting method, an adjusted image signal is synchronized with an image signal before the adjustment to prevent image delay. The image adjusting method comprises providing a first image signal having a first data enable signal, wherein the first data enable signal has a first data enable duration; and generating a second data enable signal having a second data enable duration. The first and second data enable durations correspond to a same image frame of an image signal, and the second data enable duration substantially overlaps the first data enable duration. | 08-19-2010 |
| 20100207815 | Handheld Electronic Apparatus and Method Thereof - A handheld electronic apparatus includes a positioning module, a sensing module, a constellation database, and a processing module. The positioning module generates location information associated with the handheld electronic apparatus according to a satellite signal received by the handheld electronic apparatus. The sensing module detects a vertical tilted angle and a horizontal observing direction associated with a positioned state of the handheld electronic apparatus. The processing module retrieves corresponding real-time constellation information from constellation data stored in the constellation database according to timing information, the location information, the vertical tilted angle, and the horizontal observing direction. | 08-19-2010 |
| 20100194702 | SIGNAL PROCESSING APPARATUS, SIGNAL PROCESSING METHOD AND SELECTION METHOD OF UER INTERFACE ICON FOR MULTI-TOUCH PANEL - The present invention provides a signal processing apparatus and a signal processing method of a man-machine interface. The signal processing method comprises steps of: receiving a first touch signal; recognizing an object corresponding to the first touch signal; determining whether a second touch signal is received while receiving the first touch signal; and selecting the object corresponding to the first touch signal when receiving the second touch signal. | 08-05-2010 |
| 20100188440 | Backlight Control Apparatus and Associated Method - A backlight control apparatus is provided. The apparatus controls a backlight module of a liquid crystal display for displaying three-dimensional stereo images. The apparatus includes an image update progress detector and a backlight control signal generator. The image update progress detector detects an update progress of an image signal to generate an update progress signal. The backlight control signal generator generates a plurality of backlight control signals according to the update progress signal to respectively control backlight turn on/off time points of a plurality of backlight areas of the backlight module. | 07-29-2010 |
| 20100188382 | Apparatus for Generating Over-drive Values Applied to LCD Display and Method Thereof - An over-drive value generating apparatus applied to an LCD display includes a pixel value converting unit, a gain generating unit and a calculation unit. The pixel value converting unit generates a converted pixel according to a current pixel of a current image and a corresponding pixel of a previous image. The gain generating unit generates a gain according to a position of the current pixel. The calculation unit generates an output pixel according to the current pixel, the converted pixel and the gain. | 07-29-2010 |
| 20100188366 | Touch Sensing Device and Method - A touch sensing device capable of accurately detecting a touched position on a touch panel includes a touch panel, a conversion unit and a calculation unit. The touch panel having a plurality of horizontal sensing lines and vertical sensing lines generates a plurality of horizontal sensing signals and vertical sensing signals in response to a touch on the touch panel. The conversion unit generates a plurality of two-dimensional (2D) sensing signals according to the horizontal and vertical sensing signals. The calculation unit determines a touched position on the touch panel according to the 2D sensing signals. | 07-29-2010 |
| 20100188067 | Current Calibration Method and Associated Circuit - A current calibration method and the associated control circuit are provided. The method includes: providing a predetermined voltage to the differential output for obtaining an accurate current passing through the panel resistor during a calibration procedure and, providing a driving current to the differential output according to the accurate current during a normal operation procedure. | 07-29-2010 |
| 20100185980 | Methods for Displaying Icons - A method for displaying icons corresponding to various function statuses of an electronic device on a screen thereof is provided. The method includes providing the screen with a first display area and a second display area, the first display area capable of displaying a single icon, and the second display area capable of displaying a plurality of icons; selecting one icon of a first icon set to be displayed in the first display area of the screen; and selecting at least one icon of a second icon set to be displayed in the second display area. | 07-22-2010 |
| 20100183092 | ADAPTIVE DIFFERENTIAL PULSE CODE MODULATION/DEMODULATION SYSTEM AND METHOD - An adaptive differential pulse-code modulation-demodulation system and method thereof is provided. The method includes steps of modulating an analog audio input signal into a data packet, including a plurality of digital data through adaptive differential pulse-code modulation, an initial value and a scale factor associated with the digital data, to be sent to the communication network, and demodulating the data packet according to the digital data, the initial value and the scale factor, thereby reconstructing the data packet to an analog audio output signal. | 07-22-2010 |
| 20100182449 | Image Processing circuit and Image Processing Method - An image processing method and its associated image processing circuit for processing an image based on a sequential couleur avec memoire (SECAM) system are provided. The image includes a first pixel, a second pixel and a third pixel, which are successively arranged in a same vertical line and are respectively corresponding to a first image signal and a second image signal and a third image signal. The image processing method includes steps of calculating a chroma signal via a vertical filtering process according to the first image signal, the second image signal and the third image signal; calculating a chroma angular frequency via a frequency modulation process according to the chroma signal; and generating a chromaticity according to the chroma angular frequency. | 07-22-2010 |
| 20100182194 | Positioning Apparatus and Method - A positioning apparatus and the associated positioning method are provided. The positioning apparatus includes a wireless communication unit, a storage unit, a positioning module and a control unit. The wireless communication unit generates a detection signal. The storage unit coupled to the wireless communication module stores assistance positioning data. The positioning module coupled to the storage unit generates coordinate information according to a satellite signal and the assistance positioning data. The control unit coupled to the wireless communication module, the storage unit and the positioning module determines whether the assistance positioning data is valid. When the assistance positioning data is invalid, the control unit controls the wireless communication module to generate the detection signal. | 07-22-2010 |
| 20100182122 | RFID Tag and Operating Method Thereof - A radio frequency identification (RFID) tag and a method for operating the RFID tag are provided. The method includes steps of receiving a read command, generating a mode parameter, selecting a simulation situation from a situation group according to the mode parameter, and selectively generating a response signal according to the simulation situation. The situation group includes a first situation and a second situation. The response signal includes virtual identification (ID) information or virtual content information stored in the RFID tag. | 07-22-2010 |
