Patent application number | Description | Published |
20130022114 | METHOD AND RELATED APPARATUSES FOR DECODING MULTIMEDIA DATA - A method for decoding compressed multimedia data is disclosed. At least one performance parameter corresponding to a system environment or a display requirement of the compressed multimedia data is first acquired. A rendering flow for the compressed multimedia data according to the at least one performance parameter is then determined dynamically, wherein the rendering flow comprises a specific arrangement of rendering procedures indicating the execution order of the rendering procedures. Then, the compressed multimedia data is decoded with the determined rendering flow so as to display the decoded data as an image data. | 01-24-2013 |
20130023311 | PHONE - A phone, comprising: a touch panel; a voice receiver; and a controller, coupled to the touch panel and the voice receiver, and operable to disable a touch function of the touch panel when the voice receiver detects a conversation. | 01-24-2013 |
20130042163 | DRIVING CIRCUIT FOR DRIVING READING OPERATION OF OPTICAL DRIVE AND METHOD FOR READING INFORMATION FROM OPTICAL DATA STORAGE MEDIUM - The invention is directed to a method for reading information from an optical data storage medium, operating by: obtaining at least one coding/decoding unit of the optical data storage medium wherein the coding/decoding unit comprises a plurality of codewords; checking if the coding/decoding unit is reliable; and when the coding/decoding unit is not reliable; selecting at least one spec-defined codeword from the plurality of codewords. The spec-defined codeword includes a plurality of spec-defined fields defined by the specification of the coding/decoding unit; checking whether the spec-defined codeword is reliable; and when the spec-defined codeword is reliable, retrieving information from the spec-defined codeword. | 02-14-2013 |
20130043913 | FREQUENCY DIVIDER FOR GENERATING OUTPUT CLOCK SIGNAL WITH DUTY CYCLE DIFFERENT FROM DUTY CYCLE OF INPUT CLOCK SIGNAL - A frequency divider includes a plurality of logic circuit blocks. Each of the logic circuit blocks has a plurality of control terminals. At least one of the control terminals of one of the logic circuit blocks is arranged to receive an input clock signal having a first duty cycle. At least one of the remaining control terminals of the one of the logic circuit blocks is arranged to couple another one of the logic circuit blocks by a positive feedback. A clock signal at the at least one of the remaining control terminals has a second duty cycle different from the first duty cycle. Each of the logic circuit blocks includes a plurality of first transistors coupled in parallel between a first reference voltage and an output terminal, and a plurality of second transistors coupled in series between a second reference voltage and the output terminal. | 02-21-2013 |
20130043955 | SIGNAL AMPLIFICATION CIRCUITS FOR RECEIVING/TRANSMITTING SIGNALS ACCORDING TO INPUT SIGNAL - An exemplary signal amplification circuit includes an input stage, a plurality of output stages and a selecting stage. The input stage has an input node for receiving an input signal and an output node for outputting an intermediate signal. The output stages are coupled to a plurality of output ports of the signal amplification circuit, respectively. Each output stage generates a corresponding processed signal to a corresponding output port according to a gain and the intermediate signal when enabled. The selecting stage selectively couples the output node of the input stage to at least one of the output stages. The signal amplification circuit outputs a first number of processed signal(s) when operated under a first operational mode, and outputs a second number of processed signal(s) when operated under a second operational mode. | 02-21-2013 |
20130044557 | MEMORY CONTROL METHOD OF MEMORY DEVICE AND MEMORY CONTROL SYSTEM THEREOF - One exemplary memory control method of a memory device includes: assigning an indicator to each physical row partition in the memory device for indicating if the corresponding physical row partition is to be refreshed; and controlling a partial refresh operation of the memory device according to the indicator of each physical row partition. Each physical row partition is a portion of the memory device. Another exemplary memory control system of a memory device, comprising: a checking unit configured for setting at least one indicator to indicate if part of the memory device is to be refreshed by a partial refresh operation; and a refresh control unit configured for controlling the memory device to perform the partial refresh operation according to the at least one indicator. | 02-21-2013 |
20130044806 | METHOD FOR PERFORMING PARALLEL CODING WITH ORDERED ENTROPY SLICES, AND ASSOCIATED APPARATUS - A method for performing parallel coding with ordered entropy slices includes: providing a plurality of entropy slices to a plurality of processing elements, wherein each entropy slice includes a plurality of blocks; initializing CABAC states of a current entropy slice as the CABAC states of a previous entropy slice after processing D | 02-21-2013 |
20130051466 | METHOD FOR VIDEO CODING - A method for video coding is provided. The method includes retrieving a video frame, determining a maximal number of reference frames for the video frame, determining a search window size according to the maximal number of reference frames, and performing prediction encoding on the video frame according to the maximal number of reference frames and the search window size. | 02-28-2013 |
20130058400 | ADAPTIVE RESTORATION FOR VIDEO CODING - A coding system includes a decoding block and a reconstruction loop with first and second adaptive restoration blocks. The decoding block receives and decodes an encoded bitstream to derive residues, prediction information, and adaptive restoration information. The reconstruction loop reconstructs a current frame according to the residues and prediction information. The first adaptive restoration block performs restoration on a first set of processed data according to a first set of the adaptive restoration information, and the second adaptive restoration block performs restoration on an output of the first adaptive restoration block according to a second set of the adaptive restoration information. | 03-07-2013 |
20130070596 | Method and Apparatus of IP Flow Mobility in 4G Wireless Communication Networks - A method to realize IP flow mobility (IFOM) between 3GPP access and non-3GPP access over GTP based interfaces is proposed. A user equipment is connected to a PDN-GW via a 3GPP access network and a non-3GPP access network. The UE transmits an IFOM triggering message to the PDN-GW, which selects IP flows to be moved based on EPS bearer ID and IP flow description. The PDN-GW sends an Update Bearer Request to a WAG or ePDG, and updates its mapping table if the Update Bearer Request is successful. The UE also updates its mapping table upon receiving an IFOM acknowledgement from the WAG or ePDG. The PDN-GW initiates a 3GPP bearer modification procedure to move the selected IP flows. | 03-21-2013 |
20130076770 | METHOD AND APPARATUS FOR ACCESSING DATA OF MULTI-TILE ENCODED PICTURE STORED IN BUFFERING APPARATUS - A method for read pointer maintenance of a buffering apparatus, which is arranged to buffer data of a multi-tile encoded picture having a plurality of tiles included therein, includes the following steps: judging if decoding of a first tile of the multi-tile encoded picture encounters a tile boundary of the first tile; and when it is judged that the tile boundary of the first tile is encountered, storing a currently used read pointer into a pointer buffer, and loading a selected read pointer from the pointer buffer to act as the currently used read pointer. | 03-28-2013 |
20130082371 | SEMICONDUCTOR PACKAGE - A semiconductor package includes a die pad, at least one semiconductor die mounted on the die pad, a plurality of leads disposed along peripheral edges of the die pad, at least one connecting bar for supporting the die pad, a first power bar disposed on one side of the connecting bar, a second power bar disposed on the other side of the connecting bar, and a connection member traversing the connecting bar and electrically connecting the first power bar with the second power bar. | 04-04-2013 |
20130083683 | Support of Network Based Positioning by Sounding Reference Signal - A method of network-based positioning using sounding reference signal (SRS) is proposed. An eNodeB configures a number of parameters of a periodic SRS transmission for a user equipment (UE). The eNodeB then transmits SRS configuration data for SRS measurements performed by a location measurement unit (LMU). The SRS configuration data includes cell-specific SRS bandwidth configuration and UE-specific SRS bandwidth configuration. The SRS configuration data may further include a number of antenna ports for SRS transmission, SRS frequency hopping bandwidth configuration, information on whether SRS sequence-group hopping is enabled, and Δ | 04-04-2013 |
20130083713 | Enhancement for Scheduling Request Triggering Based on Traffic Condition - A method for scheduling request triggering based on traffic condition is provided. The method supports detecting a traffic condition, determining a modified scheduling request (SR) trigger based on the traffic condition and transmitting a scheduling request to a base station based on the modified SR trigger. In one embodiment, the modified SR trigger is a data buffer or a data generation rate exceeding a threshold. In one embodiment, the threshold is related to a prioritized Bit Rate (PBR) or a bucket Size Duration (BSD) or both. In another embodiment, the threshold is configured by the base station based on a size of the smallest grant under the traffic condition. In one embodiment, the threshold is updated when DRX state changes. In another embodiment, during DRX sleep state, the SR period is longer or SR is stopped. | 04-04-2013 |
20130084809 | QoS Verification and Throughput Measurement For Minimization of Drive Test - A method of throughput and data volume measurement for minimization of drive test (MDT) is proposed. A base station establishes a radio resource control (RRC) connection with a user equipment (UE) in a mobile communication network. The base station or UE measures transmitted or received data volume during a transmission time of a data burst between the base station and the UE. When the data burst spans multiple measurement periods and the data burst is split at each measurement period boundary. For each measurement period, data volume during the measurement period is measured to generate a measurement result. When throughput measurement is performed by the network, the base station receives location information that is available during the transmission time of the data burst. The data volume measurement is logged with time stamp such that each measurement result can correlated with the location information. | 04-04-2013 |
20130084869 | Methods of UE Providing Speed Information to Network - A method of user equipment (UE) providing speed information to network is provided. The method supports obtaining speed information of the UE, detecting a trigger event and providing the speed information to the network by one or more predefined means. The speed information is taken from the group consisting of a physical speed, a physical speed mapped on a pre-defined speed group, and a virtual speed. The virtual speed comprises a cell change count or a number cells that the UE has requested RRC connection during a certain period. The UE can send the speed information to an eNB via RRC connection establishment, RRC connection re-establishment, a new IE in RRC measure report or a new RRC message. | 04-04-2013 |
20130084888 | Location for Minimization of Drive Test in LTE Systems - A method and apparatus for active location acquisition. An active location acquisition controller is included in a device. The active location acquisition controller can be a circuit or code running on a processor included in the device. A measurement collection request is communicated to the device. The device then determines if and how a location information is to be acquired. If the device determines that the location information is to be acquired, the device enables a location acquisition system to acquire the location information and the device then acquires the requested measurement and stores the requested measurement and the location information in the measurement log. If the device determines that the location information is not to be acquired, the device disables a location acquisition system and does not acquire the location information and the device then acquires the requested measurement and stores the requested measurement in the measurement log. | 04-04-2013 |
20130088376 | SIGMA-DELTA MODULATOR WITH SAR ADC AND TRUNCATER AND RELATED SIGMA-DELTA MODULATION METHOD - A sigma-delta modulator includes a processing circuit, a quantizer, a truncater and a feedback circuit. The processing circuit receives an input signal and an analog information and generates an integrated signal by perform an integration upon a difference between the input signal and the analog information. The quantizer includes a successive approximation register (SAR) analog-to-digital converter (ADC) for receiving the integrated signal and generating a digital information according to the integrated signal. The truncater receives the digital information and generates a truncated information according to the digital information. The feedback circuit generates the analog information to the processing circuit according to the truncated information. | 04-11-2013 |
20130100840 | Transmitter Assisted Quality of Service Measurement - A method and apparatus for transmitter assisted Quality of Service (QoS) measurement. Time information is generated by the transmitter and transmitted along with a data transmission. A receiving device determines a QoS measurement based upon the time information and the received data. The time information indicates when the data was made available for transmission, which data transmission blocks belong to a single data transmission, and when a transmitter buffer was emptied. The QOS measurements are performance measurement such as, latency measurements and throughput measurements. The time information indicates a time reference relative to the timing of a wireless interface. The time reference is a System Frame Number (SFN), a Connection Frame Number (CFN), a relative count of frame numbers, a count of sub-frames, or a count of Time Transmission Intervals (TTIs). An aggregated QOS measurement is generated based upon the QOS measurement. | 04-25-2013 |
20130114172 | ESD PROTECTION CIRCUIT - An electrostatic discharge (ESD) protection circuit is provided. The ESD protection circuit includes an impedance device coupled between a pad and a power line and a clamp unit coupled between the pad and a ground line. | 05-09-2013 |
20130114454 | Minimization of Drive Tests for Uplink Link Coverage - A method of using additional uplink measurements for MDT UL coverage is provided. A base station (eNodeB) establishes a radio resource control (RRC) connection with a user equipment (UE) in a mobile communication network. The eNodeB and the UE are configured for Minimization of Drive Test (MDT). The eNodeB receives a Power Headroom Report (PRH) corresponds to a Physical Uplink Shared Channel (PUSCH) from the UE, and forwards the PHR to an MDT server. The eNodeB performs uplink measurement of a Demodulation Reference Signal (DM-RS) allocated in the PUSCH. The uplink measurement also involves measuring an uplink Received Interference Power (RIP) associated with the PUSCH. The eNodeB then reports uplink measurement results to the MDT server. The MDT server is able to determine uplink coverage based on the PHR and the uplink measurement results. | 05-09-2013 |
20130120886 | DRIVING CIRCUITS WITH POWER MOS BREAKDOWN PROTECTION AND DRIVING METHODS THEREOF - A driving circuit is provided. The driving circuit is capable of driving a load coupled to an output node of the driving circuit. The driving circuit includes an output-stage element, a first N-type metal-oxide-semiconductor (NMOS) transistor, and a first P-type metal-oxide-semiconductor (PMOS) transistor. The output-stage element is coupled between an operation voltage source and the output node. The first NMOS transistor has a gate, a drain coupled to the output node, and a source coupled to a ground. The first PMOS transistor has a gate, a drain coupled to the ground, and a source coupled to the output node. When the first NMOS transistor begins to be turned off, the first PMOS transistor is turned on, and a voltage at the drain of the first NMOS transistor is clamped to be lower than a breakdown trigger voltage of the first NMOS transistor. | 05-16-2013 |
20130120958 | METHOD FOR PERFORMING CHIP LEVEL ELECTROMAGNETIC INTERFERENCE REDUCTION, AND ASSOCIATED APPARATUS - A method for performing chip level electromagnetic interference (EMI) reduction is provided, where the method is applied to an electronic device. The method includes: providing at least one EMI suppression circuit within at least one chip of the electronic device; and utilizing the at least one EMI suppression circuit within the at least one chip to perform EMI reduction on at least one signal within the at least one chip. In particular, the at least one chip includes a first chip and a second chip; and the at least one EMI suppression circuit includes a first EMI suppression circuit positioned within the first chip, and further includes a second EMI suppression circuit positioned within the second chip. An associated apparatus is also provided. | 05-16-2013 |
20130121218 | METHODS FOR PERFORMING AN EFFICIENT NETWORK SEARCH AND COMMUNICATIONS APPARATUSES UTILIZING THE SAME - A communications apparatus includes at least a first processor logic unit obtaining a support band list, a second processor logic unit generating a frequency search list for a first operating band and a frequency search list for a second operating band listed in the support band list, and a third processor logic unit performing power scan and cell search according to the frequency search lists. The frequency search list includes information regarding operating frequencies located in the corresponding operating band to be searched. The second operating band includes one or more operating frequencies overlapped with that of the first operating band, and the one or more operating frequencies of the second operating band overlapped with that of the first operating band is/are listed only in one of the frequency search list for the first operating band and the frequency search list for the second operating band. | 05-16-2013 |
20130121512 | AUDIO AMPLIFIER - An amplifier includes: a first operational signal path arranged to generate a first pre-output signal according to an input signal under a first operating mode of the amplifier; a second operational signal path arranged to generate a second pre-output signal according to the input signal under a second operating mode of the amplifier; and an output stage, coupled to the first operational signal path and the second operational signal path, for outputting a first output signal according to the first pre-output signal under the first operating mode and outputting a second output signal according to the second pre-output signal under the second operating mode, wherein the first operational signal path and the second operational signal path are arranged to share at least one common circuit element for generating the first pre-output signal and the second pre-output signal under the first operating mode and the second operating mode, respectively. | 05-16-2013 |
20130127501 | SPREAD SPECTRUM CLOCK GENERATORS - Spread spectrum generators and methods are disclosed. In one implementation, a spread spectrum clock generator includes a phase locked loop generating an output clock according to a first clock and a second clock; a delay line coupled between the first clock and the phase locked loop; a modulation unit providing a modulation signal to control the delay line thereby modulating phase of the first clock, such that frequency of the output clock generated by the phase locked loop varies periodically; a scaling unit scaling the modulation signal from the modulation unit according to a scaling ratio, and outputting to the delay line; and a calibration unit generating an output signal for controlling the scaling ratio. | 05-23-2013 |
20130140694 | FLIP CHIP PACKAGE UTILIZING TRACE BUMP TRACE INTERCONNECTION - A flip chip package includes a substrate having a die attach surface; and a die mounted on the die attach surface with an active surface of the die facing the substrate, wherein the die is interconnected to the substrate via a plurality of copper pillar bumps on the active surface, wherein at least one of the plurality of copper pillar bumps has a bump width that is substantially equal to or smaller than a line width of a trace on the die attach surface of the substrate. | 06-06-2013 |
20130154701 | CHARGE PUMP, PHASE FREQUENCY DETECTOR AND CHARGE PUMP METHODS - A phase/frequency detector for control signal to controlling a charge pump includes: a core circuit arranged to output a first phase signal and a second phase signal according to a phase/frequency difference between a reference clock signal and an input clock signal; and a timing circuit coupled to the core circuit and arranged to generate a first control signal and a second control signal for controlling the charge pump according to the first phase signal and the second phase signal, wherein only one of the first control signal and the second control signal is indicative of an enabled operation when the reference clock signal and the input clock signal are substantially identical in phase. | 06-20-2013 |
20130156104 | VIDEO PROCESSING APPARATUS AND METHOD - A video processing method includes decoding a bitstream that includes a plurality of groups of pictures and each group of pictures comprises a frame sequence, determining whether a current frame of a current group of pictures to be displayed has macroblocks with forward reference to a previous frame of a previous group of pictures, wherein the current group of pictures is subsequent to the previous group of pictures, and displaying the current frame of the current group of pictures when the current frame has no macroblock with forward reference to the previous frame of the previous group of pictures. The previous frame of the previous group of pictures is determined to be referenced by the current frame of the current group of pictures according to information specified from the encoding of the current frame. | 06-20-2013 |
20130176807 | DRAM AND ACCESS AND OPERATING METHOD THEREOF - An access method for a DRAM is provided. A row address is partitioned into a first portion and a second portion. The first portion of the row address via an address bus and a first active command via a command bus are provided to the DRAM. The second portion of the row address via the address bus and a second active command via the command bus are provided to the DRAM after the first active command is provided. A column address via the address bus and an access command via the command bus are provided to the DRAM after the second active command is provided. The address bus is formed by a plurality of address lines, and a quantity of the address lines is smaller than the number of bits of the row address, and the access command is a read command or a write command. | 07-11-2013 |
20130182563 | Method of Enhanced Connection Recovery and Loss-less DATA Recovery - An enhanced connection recovery upon lost RRC connection due to radio link failure (RLF) or handover failure (HOF) is proposed. A UE first establishes an RRC connection in a source cell in a mobile communication network. Later on, the UE detects a failure event and starts an RRC reestablishment procedure in a target cell to restore the RRC connection. In a first novel aspect, a fast NAS recovery process is applied to reduce the outage time in the target cell. In a second novel aspect, context fetching is used to reduce the outage time in the target cell. In a third novel aspect, a loss-less reestablishment procedure is proposed to reduce data loss during the connection recovery. | 07-18-2013 |
20130183974 | Method of Enhanced Connection Recovery and Cell Selection - An enhanced connection recovery upon lost RRC connection due to radio link failure (RLF) or handover failure (HOF) is proposed. A UE first establishes an RRC connection in a source cell in a mobile communication network. Later on, the UE detects a failure event and starts an RRC reestablishment procedure in a target cell to restore the RRC connection. In a first novel aspect, a fast RLF process is applied to reduce the outage time in the serving cell. In a second novel aspect, an enhanced cell selection mechanism based on cell prioritization information is applied to reduce the outage time in the target cell. In one embodiment, multi-RAT registration is used to steer cell selection. | 07-18-2013 |
20130188675 | Power Detection Method and Related Communication Device - A communication device with a power detection scheme is disclosed. The communication device includes a transmitter for transmitting an RF signal, a demodulator for demodulating the RF signal by utilizing a phase-modulated (PM) signal provided from the transmitter to generate a demodulated signal, a loopback circuit coupled between the transmitter and the demodulator for transmitting the RF signal and the PM signal from the transmitter to the demodulator when the power detection scheme is enabled, and a power detector for detecting power of the demodulated signal. | 07-25-2013 |
20130190009 | Location Option Control for Minimization of Drive Test in LTE Systems - A method of providing location option control for Minimization of Drive Test (MDT) in LTE systems is provided. In one embodiment, a UE or an eNB receives an MDT location request that comprises an MDT location option configuration having one or more location options. The UE or eNB determines a first location option based on the MDT location option configuration and initiates positioning for MDT measurements, reporting, and logging according to the first location option. In one novel aspect, each location option is associated with a priority. In addition to MDT measurements, reporting, and logging, a UE determines the best positioning procedure from a list of available location options. In one novel aspect, under a specific positioning objective, the UE prioritizes the list of available location options based on the signal strength and/or quality of cellular and WLAN signals. | 07-25-2013 |
20130200460 | ESD Protection Circuit - An electrostatic discharge (ESD) protection circuit is provided. A first NMOS transistor is coupled to a power line. A second NMOS transistor is coupled between the first transistor and a ground. A detection unit provides a detection signal when an ESD event occurs at the power line. A trigger unit turns on the second NMOS transistor and the first NMOS transistor in sequence in response to the detection signal, such that a discharge path is formed from the power line to the ground via the first and second NMOS transistors. | 08-08-2013 |
20130201779 | ELECTRONIC APPARATUS, DRAM CONTROLLER, AND DRAM - The invention provides an electronic apparatus. The electronic apparatus includes a Dynamic Random Access Memory (DRAM) and a DRAM controller. The DRAM receives at least one control and address signal and a clock signal, delays the clock signal by a predetermined value to obtain a delayed clock signal, samples the control and address signal according to the clock signal to obtain a first sample signal, samples the control and address signal according to the delayed clock signal to obtain a second sample signal, and compares the first sample signal with the second sample signal to obtain a status signal. The DRAM controller sends the control and address signal and the clock signal to the DRAM, receives the status signal from the DRAM, and adjusts a phase difference between the clock signal and the control and address signal according to the status signal. | 08-08-2013 |
20130201851 | Method and Apparatus for Collecting and Providing Diverse Traffic Information in Cellular Networks - A method of collecting and providing traffic statistics in a cellular network in accordance is proposed. A UE establishes an RRC connection with a base station. The UE starts to collect traffic statistics that comprises a CDF curve or a PDF diagram for packet inter-arrival time. The UE may receive a measurement configuration from the base station for the traffic statistics collection. The UE then reports a representation of the traffic statistics to the base station for RRC reconfiguration. The UE may also receive a reporting request from the base station that specifies a representation format. The representation format includes one or more probability values at corresponding inter-arrival time points, at least one slope of the CDF, one or more steep events in the CDF, or a PDF range. | 08-08-2013 |
20130201852 | Method and Apparatus for Triggering and Reporting Diverse Traffic Information in Cellular Networks - A method of triggering and reporting traffic statistics in a cellular network is proposed. A UE establishes an RRC connection with a base station. The UE collects traffic statistics upon detecting a trigger event. The traffic statistics comprises packet inter-arrival time. The trigger event may be detected by the UE or by the base station. The UE then determines a representation of the traffic statistics and report the result to the base station. The report may be triggered by the UE or by the base station based on another trigger event. Upon receiving the traffic statistics, the base station determines RRC reconfiguration parameters. In one example, DRX timer values are determined based on intra-burst packet inter-arrival time. In another example, RRC release timer is determined based on inter-burst packet inter-arrival time. | 08-08-2013 |