Media Tek Inc. Patent applications |
Patent application number | Title | Published |
20150349824 | METHODS AND DEVICES FOR DISPLAYING MULTIPLE SUBSCRIBER IDENTITY MODULE CARD SLOTS INFORMATION - A method for displaying SIM card slot information for use in a device including M SIM card slots, each of which may have a SIM card inserted therein or no SIM card inserted therein. The method includes the following steps. A set of predetermined rules are first determined by the device. Statuses of the M SIM card slots corresponding to the set of predetermined rules are then acquired. Information regarding N of the M SIM card slots are displayed on a display unit of the device according to the set of predetermined rules determined by the current associated network and the acquired statuses of the M SIM card slots, where N=1. | 12-03-2015 |
20150264397 | METHOD AND APPARATUS OF DISPARITY VECTOR DERIVATION AND INTER-VIEW MOTION VECTOR PREDICTION FOR 3D VIDEO CODING - A method and apparatus for three-dimensional video coding and multi-view video coding are disclosed. Embodiments according to the present invention derive a unified disparity vector (DV) based on neighboring blocks of the current block or depth information associated with the current block and locate a single corresponding block in a reference view according to the unified DV. An inter-view motion vector prediction (MVP) candidate is then derived for both list0 and list1 from the single corresponding block. List0 and list1 MVs of the inter-view MVP candidate are derived from the single corresponding block located according to the unified DV. | 09-17-2015 |
20150237497 | METHOD OF SELECTING AN ACTIVE SIM FROM MULTIPLE SIMS AND A WIRELESS DEVICE UTILIZING THE SAME - A method of selecting an active SIM from multiple SIMs and a wireless device utilizing the same are disclosed. The method includes: acquiring SIM information associated with each SIM under a dynamic environment, wherein each SIM provides for the PS data service; calculating a SIM score of each SIM based on the acquired SIM information associated with each SIM; and selecting the active SIM based on all SIM scores to provide for the PS data service. The SIM information includes RSSI, RSCP, Ec/N0, CQI, and data speed on each SIM in the dynamic environment. | 08-20-2015 |
20150200608 | POWER CONVERTER - A power converter includes a wave generator, a low pass filter, a first control circuit, and a second control circuit. The wave generator receives an input voltage, and converts the input signal into a wave signal according to a first control signal and a second control signal. The low pass filter filters the wave signal to generate an output voltage. The first control circuit generates the first control signal according to the wave signal and the output voltage. The second control circuit generates the second control signal according to the wave signal and the output voltage. | 07-16-2015 |
20150189271 | Adaptive Reference/Non-reference Frame Determination for Video Encoding - Methods for determining reference type of each image unit and adjusting the corresponding lambda table of the reference type are disclosed. Embodiments according to the invention are used to improve the quality of video compression or reduce the requirement of memory buffer, memory power or computation power. The reference type is determined based on the encoder system information or image unit information. The frame/slice type structure of a video sequence is adjusted according to the image unit information of encoded frames or together with input frames. By fine-tuning the mode decision process, the coding efficiency can be improved. The mode decision process is modified by adaptively adjusting the lambda table. The lambda table is adaptively determined according to the conventional image unit type (such as Intra coded, predicted or bi-directional predicted type) and the reference type determined. | 07-02-2015 |
20150055697 | Method and Apparatus of Transform Process for Video Coding - A method for transform processing in video coding is disclosed. Embodiments according to the present invention reduce the computational complexity of determining transform size for a processing block corresponding to a prediction block or a coding block. The transform size determination is based on encoder information or external information without comparing costs associated with different transform sizes. The encoder information can be the size of the processing block or the prediction information. The external information may correspond to the system bandwidth, the network bandwidth, the system power, the remaining energy of the battery in a mobile device, the timing budget related to performing transform for a given transform size. In another embodiment, the transform for each prediction block is performed only during cost evaluation or only during video data reconstruction. | 02-26-2015 |
20150022278 | ELECTRONIC DEVICE FOR ELIMINATING WIRELESS NOISE INTERFERENCE - In an embodiment of the disclosure, an electronic device arranged for eliminating wireless noise interference is provided. The electronic device includes a circuit board and two first metal components. The metal components are arranged on different sides of the circuit board. Each of the first metal components comprises a first terminal and a second terminal opposite to the first terminal The first terminal is coupled to the circuit board and the second terminal is open loop. The length of the first metal component is about one-fourth wavelength of a pre-determined frequency. | 01-22-2015 |
20140362936 | COMMUNICATION CIRCUITS AND COMMUNICATION DEVICES SUPPORTING MIMO AND DUAL-MODE TECHNIQUES - A communication circuit and a communication device are provided. The communication circuit includes first, second, and third RF transceivers, first and second baseband transceivers, and first and second modem circuits. The first and second RF transceivers are configured to down-convert first and second RF signals for MIMO. The third RF transceiver is configured to down-convert a third RF signal for a second telecommunication technology. The first baseband transceiver is configured to digitize the down-converted first RF signal to output a first baseband signal. The second baseband transceiver is configured to digitize one of the down-converted second or third RF signals according to a selection signal to output a second baseband signal. The first modem circuit is configured to digitally process the first and second baseband signals using the MIMO technology. The second modem circuit is configured to digitally process the second baseband signal using the second telecommunication technology. | 12-11-2014 |
20140362482 | ELECTROSTATIC DISCHARGE STRUCTURE FOR ENHANCING ROBUSTNESS OF CHARGE DEVICE MODEL AND CHIP WITH THE SAME - An ESD (Electrostatic discharge) structure for enhancing robustness of CDM (Charge Device Model) at least includes an input stage. The input stage includes an input pad, a first ESD clamp circuit, a second ESD clamp circuit, a resistor, and a transistor. The input pad is configured to receive an input signal. The first ESD clamp circuit is coupled between the input pad and a work voltage. The second ESD clamp circuit is coupled between the input pad and a ground voltage. The first clamp circuit and the second clamp circuit are capable of bypassing an electrostatic current. The transistor has a first source/drain, a second source/drain, a gate coupled to the input pad, and a bulk coupled through the resistor to the work voltage or the ground voltage. | 12-11-2014 |
20140344475 | ENHANCED DHCP METHOD - DHCP methods adopted by a slave device connected to a host device are disclosed. The method includes: receiving a DHCP discover message from the host device; in response to the DHCP discover message, transmitting a DHCP offer message containing a DHCP renewal time configuration to the host device; receiving a DHCP request message from the host device; and in response to the DHCP request message, transmitting a DHCP acknowledgement message containing a client Internet Protocol (IP) address and the DHCP renewal time configuration to the host device. | 11-20-2014 |
20140334363 | METHOD AND APPARATUS FOR EARLY TERMINATION OF TRANSMISSION - A method for early termination of transmission is disclosed. The method includes: receiving downlink (DL) data from a DL channel during a transmission time interval (TTI); attempting to decode the received DL data before receiving all DL data of the TTI; and transmitting an early termination indicator (ETI) in an uplink (UL) slot of a UL radio frame to terminate transmission of the DL data during the TTI based on a successful decode, wherein at least one symbol of the UL slot is replaced by the ETI. | 11-13-2014 |
20140313082 | HYBRID ANTENNA - A hybrid antenna includes a dielectric substrate and a stamping element. The stamping element includes a main radiator, a first holder, a second holder, a feeding element, and an extension branch. The main radiator is substantially disposed above the dielectric substrate. The first holder is coupled to a first end of the main radiator. The second holder is coupled to a second end of the main radiator. The feeding element is coupled to a signal source. The extension branch is substantially disposed below the dielectric substrate, and is coupled between the second holder and the feeding element. | 10-23-2014 |
20140219216 | METHODS FOR RESPONDING TO CO-LOCATED COEXISTENCE (CLC) REQUEST FROM A MOBILE ELECTRONIC DEVICE AND COMMUNICATIONS APPARATUSES CAPABLE OF CONTROLLING MULTI-RADIO COEXISTENCE - A communications apparatus is provided. A first radio module provides a first wireless communications service and communicates with a first communications device in compliance with a first protocol. A second radio module provides a second wireless communications service and communicates with a second communications device in compliance with a second protocol. A Co-Located Coexistence radio manager detects activities of the first radio modules, obtains a first traffic pattern describing downlink and/or uplink traffic allocations of the first radio module from the first radio module, and generates a second traffic pattern of the second radio module according to the first traffic pattern to coordinate operations of the first and second radio modules. An associated method is also provided. | 08-07-2014 |
20140211848 | METHOD AND APPARATUS FOR REDUCTION OF DEBLOCKING FILTER - A method and apparatus for deblocking of reconstructed video are disclosed. In one embodiment, the method divides a block boundary into two sub-boundaries and separates lines or column across the sub-boundaries into two groups. The deblocking filter decision for each group is determined based on the lines or columns in the respective group. In another embodiment, the method divides block edges of blocks in the LCUs into two edge groups, where the first edge group corresponds to horizontal block edges between two LCUs and the second edge group corresponds to remaining block edges not included in the first edge group. The number of lines processed by a vertical filter in the first edge group is less than the number of lines processed by a vertical filter in the second edge group. Accordingly, a system embodying the present invention has reduced storage requirement. | 07-31-2014 |
20140191396 | SEMICONDUCTOR PACKAGE AND METHOD FOR FABRICATING BASE FOR SEMICONDUCTOR PACKAGE - In one configuration, a semiconductor package includes a conductive trace embedded in a base and a semiconductor device mounted on the conductive trace via a conductive structure, wherein the conductive structure is a bump structure and the width of the bump structure is bigger than the width of the conductive trace. In another configuration, a method for fabricating a semiconductor package includes providing a base, forming at least one conductive trace on the base, forming an additional insulation material on the base, and defining patterns upon the additional insulation material, wherein the pattern is formed on at least one conductive trace, wherein the conductive structure is a bump structure and the width of the bump structure is bigger than the width of the conductive trace. | 07-10-2014 |
20140113636 | APPARATUS AND METHOD FOR CIRCUIT SWITCHED FALLBACK - The method and apparatus for CSFB are provided. The method includes transmitting a MO CS request to a LTE network or receiving a MT CS call notification from a LTE network; triggering or accepting a CSFB procedure by the UE; receiving redirection information from the LTE network; judging whether system information corresponding to candidate cells is provided in the redirection information; acquiring system information corresponding to candidate cells, wherein the system information includes location area identifications (LAI) corresponding to candidate cells in the redirection information to determine whether the candidate cells belong to a registered LA; setting the candidate cell belonging to the registered LA to a higher priority; selecting the candidate cell with the higher priority as a target cell; and connecting to the target cell first. | 04-24-2014 |
20140035095 | SEMICONDUCTOR PACKAGE AND METHOD FOR FABRICATING BASE FOR SEMICONDUCTOR PACKAGE - The invention provides a semiconductor package and a method for fabricating a base for a semiconductor package. The semiconductor package includes a conductive trace embedded in a base. A semiconductor device is mounted on the conductive trace via a conductive structure. | 02-06-2014 |
20130294177 | MEMORY DEVICES AND CONTROL METHODS THEREOF - A memory device is provided. The memory device includes a first signal line, a memory cell array, first and second voltage adjustment circuits. The memory cell array is divided into first and second areas and includes first memory cells in the first area and second memory cells in the second area. The first and second memory cells are coupled the first signal line. Each of the first and second memory cells has a reference node. The first voltage adjustment circuit adjusts voltages at the reference nodes of the first memory cells. The second voltage adjustment circuit adjusts voltages at the reference nodes of the second memory cells. The reference nodes of the first memory cells are coupled to a ground through the first voltage adjustment circuit. The reference nodes of the second memory cells are coupled to the ground through the second voltage adjustment circuit. | 11-07-2013 |
20130257509 | SIGNAL PROCESSING APPARATUS - The signal processing apparatus contains a first signal transforming circuit and a second signal transforming circuit. The first signal transforming circuit includes four first coupled lines and two second coupled lines, wherein two ends of each first coupled line are configured to carry a first pair of differential signals respectively, each second coupled line is magnetically coupled to two of the first coupled lines in parallel and comprises two signal ports, to which the two ends of each of the magnetically-coupled first coupled lines are placed symmetrically for transferring a second pair of differential signals. The second signal transforming circuit is configured to convert between the second pairs of differential signals at the signal ports and a third pair of differential signals at connecting ports of the second signal transforming circuit. | 10-03-2013 |
20130215959 | Method of Filter-Unit Based In-Loop Filtering - Methods for filter-unit based in-loop filtering in a video decoder and encoder are disclosed. In one embodiment, filter parameters are selected from a filter parameter set for each filter based on a filter index. In another embodiment, the picture is partitioned into filter units according to filter unit size, which can be selected between a default size and other size. When other size is selected, the filter unit size may be conveyed using direct size information or ratio information. In another embodiment, a merge flag and a merge index are used to convey filter unit merge information. A method for filter-unit based in-loop filtering in a video encoder for color video is disclosed. In one embodiment, the method incorporates filter syntax in the video bitstream by interleaving the color-component filter syntax for the FUs. | 08-22-2013 |
20130208804 | Method and Apparatus for Parsing Error Robustness of Temporal Motion Vector Prediction - A method and apparatus for deriving a motion vector predictor (MVP) are disclosed. The MVP is selected from spatial MVP and temporal MVP candidates. The method uses a flag to indicate whether temporal MVP candidates are disabled. If the flag indicates that the temporal MVP candidates are disabled, the MVP is derived from the spatial MVP candidates only. Otherwise, the MVP is derived from the spatial and temporal MVP candidates. The method may further skip spatial redundant MVP removal by comparing MV values. Furthermore, the parsing error robustness scheme determines a forced temporal MVP when a temporal MVP is not available and the temporal MVP candidates are allowed as indicated by the flag. The flag may be incorporated in sequence, picture, slice level, or a combination of these levels. | 08-15-2013 |
20130021048 | IC, CIRCUITRY, AND RF BIST SYSTEM - An IC, a circuitry, and an RF BIST system are provided. The RF BIST system includes a test equipment, a module circuitry, and an IC. The IC is arranged to communicate with the module circuitry by an RF signal in response to a command signal from the test equipment, determine a test result by the RF signal, and report the test result to the test equipment, wherein the module circuitry is external to the IC and the test equipment. | 01-24-2013 |
20120289276 | Communication Apparatus and Methods for Managing a Communication Indication Assessment Procedure and a Wireless Communications Service in Communications Apparatus - A communication apparatus is provided. The communications apparatus includes multiple radio modules and a manager. Each of the radio modules is arranged to provide a predetermined wireless communications service in compliance with a predetermined protocol. The manager is arranged to handle a communication indication assessment procedure of the radio modules to obtain an assessment result. The communication indication assessment procedure is performed by at least one of the radio modules, and the assessment result is shared with all of the radio modules. | 11-15-2012 |
20120218979 | SYSTEM FOR WIRELESS LOCAL AREA NETWORK (WLAN) TRANSMISSION AND FOR COEXISTENCE OF WLAN AND ANOTHER TYPE OF WIRELESS TRANSMISSION AND METHODS THEREOF - An embodiment of a system for the coexistence of a wireless local area network (WLAN) and another type of wireless transmission is provided. A WLAN module in a power saving mode is configured to transmit a polling request (PS-Poll) at a supported rate higher than any basic rate in order to obtain buffered data from an access point (AP) when the coexisting wireless transmission module is operating. The supported rate is encoded in a supported rate set announced by the AP, and the basic rate is encoded in a basic rate set announced by the AP, and the PS-Poll is a polling request relating to a power saving mode of operation. | 08-30-2012 |
20100327952 | Electronic System Capable of Compensating Process, Voltage and Temperature Effects - An electronic system includes an integrated circuit, powered by a first voltage, with a first device provided therein; a detection device coupled to the first device to detect an output deviation of the first device attributed to process, voltage and temperature (PVT) effects; and a compensation device coupled to the detection device, adjusting the first voltage in response to the output deviation and outputting the first voltage to the integrated circuit to compensate for the PVT effects. The electronic system further comprises a conversion device, coupled between the detection device and the compensation device, to generate an indication signal corresponding to the output deviation for the compensation device to adjust the first voltage. In addition, the compensation device may compare and amplify a difference between a voltage level of the indication signal and a reference to linearly adjust the first voltage for compensating for the PVT effects. | 12-30-2010 |
20100325368 | SHARED MEMORY HAVING MULTIPLE ACCESS CONFIGURATIONS - An apparatus includes a first processor that accesses memory according to a first clock frequency, a second processor that accesses memory according to a second clock frequency, and a memory device is configurable to selectively operate according to the first clock frequency or the second clock frequency. A memory controller enables dynamic configuration of organization of the memory device to allow a first portion of the memory device to be accessed by the first processor according to the first clock frequency and a second portion of the memory device to be accessed by the second processor according to the second clock frequency. | 12-23-2010 |
20100265126 | Positioning System and Method Thereof - The invention provides a positioning system. In one embodiment, the positioning system comprises a Global Navigation Satellite System (GNSS) module, a dead reckoning module, a Geographic Information System (GIS) module, and an calculating module. The GNSS module generates a first positioning data according to satellite communication. The dead reckoning module estimates a second positioning data according to a sensor's measurement data, the first positioning data, and a feedback positioning data of a previous epoch. The GIS module fits the first positioning data to a map to generate a third positioning data taken as a final output of the positioning system. The calculating module integrates the third positioning data and the second positioning data according to predetermined weights to obtain the feedback positioning data of a current epoch, which is recursively fed back to the dead reckoning module for a next estimation. | 10-21-2010 |
20090174491 | Mixed-Mode PLL - A mixed-mode PLL is disclosed. The mixed-mode PLL comprises an analog phase correction path and a digital frequency correction path. The analog phase correction path comprises a linear phase correction unit (LPCU). The digital frequency correction path comprises a digital integral path circuit. | 07-09-2009 |
20080307244 | Method of and Apparatus for Reducing Power Consumption within an Integrated Circuit - An integrated circuit comprising a plurality of processing cores, characterised by comprising electrically controllable switches for controlling the supply of power to one or more of the processing cores, a memory for saving state data from at least one of the processing cores and a controller adapted to control the supply of power to one or more of the processing cores such that processing cores can be de-powered. | 12-11-2008 |
20080270024 | METHOD, DEVICE AND VEHICLE UTILIZING THE SAME - A global positioning system (GPS) device including an antenna and a baseband unit is disclosed. The antenna receives a wireless signal group. The baseband unit processes the wireless signal group to generate a position signal. The position signal is updated every time interval. The duration of the time interval is changed dynamically. | 10-30-2008 |