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| Number | Title | Issue Date |
| 8160184 | Radio clock and method for extracting time information A method for extracting time information from a received, amplitude-modulated time signal is provided. The method provides that the time signal is demodulated, the analog signal thus obtained is digitized by a comparator, and the digital signal thus obtained is anal... | 04/17/2012 |
| 8085884 | Method and apparatus for processing satellite positioning system signals to obtain time information A method and apparatus for processing satellite positioning system signals at a mobile receiver is described. In one example, first bit-transitions within satellite navigation data transmitted by at least one satellite are estimated at the mobile receiver. A bit pat... | 12/27/2011 |
| 8045653 | Method and system for controlling a receiver in a digital communication system Detection method and device for a receiver in a digital communication system designed to process a frame comprising a periodic sub-set of length n, said method comprising the following steps:—determining a first vector u having a length n;—determining a second s... | 10/25/2011 |
| 8045654 | Matched detector/channelizer with adaptive threshold A method of detecting a signal in an input channel of a receiver includes applying each of a plurality of pre-detection bandwidths to an input signal. The method can include deriving, in a cascaded fashion, a plurality of pre-detection bandwidths for the input chann... | 10/25/2011 |
| 7991083 | Method and system for detecting preambles in a multi-cell system A method and system is provided for detecting preambles in a multi-cell communication system. The method detects preambles reliably even in the presence of interference caused by multiple cells reusing the same frequency in the multi-cell communication system. After... | 08/02/2011 |
| 7940865 | Re-acquisition of symbol index in the presence of sleep timer errors for mobile multimedia multicast systems A technique for re-acquiring a symbol index in the presence of sleep timer errors in a MediaFLO™ (Forward Link Only) mobile multimedia multicast system comprising a receiver and a transmitter, wherein the method comprises receiving a digital signal comprising a su... | 05/10/2011 |
| 7903767 | Signal reception time period detector A signal reception time period detector is disclosed. The signal reception time period detector includes a signal separation portion configured to decompose into signal components a received signal composed of plural signals which are overlapped at least partially i... | 03/08/2011 |
| 7899139 | Phase error correction circuit and receiver incorporating the same A detected signal 111 contains a preamble portion which includes symbol alternations, followed by a unique word portion, and a data portion. Each time a symbol alternation is detected, a correction value calculation section 102 averages the phase shift... | 03/01/2011 |
| 7804919 | Run length limiting apparatus and run length limiting method According to one embodiment, a run length limiting apparatus comprises an input section configured to input, a digital data string including a predetermined number of symbols which have the same number of bits, a search section configured to search for a specific sy... | 09/28/2010 |
| 7702045 | Method for estimating wireless channel parameters Method for the estimation of channel parameters in a wireless communication system. In accordance with the method several levels of the wireless channel parameters estimation take place to address the specific requirements of the channel. Based on the level of estim... | 04/20/2010 |
| 7684523 | Method and apparatus for channel estimation A method of determining at least one channel for channel response in a wireless communication system is disclosed. More specifically, the method comprises receiving a plurality of signals from a transmitting end, wherein the signals comprise a plurality of pilot sym... | 03/23/2010 |
| 7573957 | Strobe technique for recovering a clock in a digital signal A method and apparatus is provided to recover clock information embedded in a digital signal such as a data signal. A set of strobe pulses can be generated by routing an edge generator to a delay elements with incrementally increasing delay values. A set of latches ... | 08/11/2009 |
| 7469023 | Manchester code delta detector A biphase code detector and method for implementing the same. In accordance with one embodiment, the biphase code detector includes a receiver input for receiving a biphase encoded signal. The biphase encoded signal is a stream of unit bit cells each having a logic ... | 12/23/2008 |
| 7466774 | Mixed inter/intra video coding of macroblock partitions A video encoder and corresponding method are provided for mixed inter/intra encoding of a macroblock having a plurality of partitions, where the encoder includes a reference picture weighting applicator coupled with a reference picture weighting factor unit for assi... | 12/16/2008 |
| 7433437 | Method for establishing a communication link A user equipment (UE) for establishing a communication link comprising a first module for processing a received communication signal and generating an index value associated with a primary synchronization code within said communication signal; a second module for ge... | 10/07/2008 |
| 7430254 | Matched detector/channelizer with adaptive threshold A method of detecting a signal in an input channel of a receiver includes applying each of a plurality of pre-detection bandwidths to an input signal. The method can include deriving, in a cascaded fashion, a plurality of pre-detection bandwidths for the input chann... | 09/30/2008 |
| 7424068 | Method and system for coding/decoding signals and computer program product therefor A method for decoding signals with encoded symbols over a symbol interval that modulate a carrier. The method includes phase locking the signal to be decoded to obtain a phase-locked signal. The value assumed by the phase-locked signal on at least one subinterval in... | 09/09/2008 |
| 7424077 | Jitter sensitive maximum-sequence detection A channel detector has an anchor points inserter, a desired signal calculator, a distance calculator and a data detector. The anchor points inserter is adapted to choose values of expected transition locations for transition shifts within a received signal and to in... | 09/09/2008 |
| 7418040 | Method and apparatus for determining a timing offset for processing a multi-carrier signal A receiver 200 as a component in a wireless communication device 100 and a corresponding method are used for receiving a multi-carrier communication signal and determining a timing offset thereof. The receiver 200 comprises a controller 222 | 08/26/2008 |
| 7415080 | Method and apparatus for detecting data sequences A method of detecting a predetermined complex data sequence in a received signal, representing for example a broadcast burst preamble in a wireless LAN transmission, involves (a) performing an auto-correlation on the data extracted from the received signal to provid... | 08/19/2008 |
| 7398100 | Method, apparatus and system for use in controlling transmission power during wireless communication A method, apparatus and system for accurately identifying discontinuous transmissions (DTX) and enabling the utilization of a dedicated control channel (DCCH) by determining if the frame satisfies a quality check, analyzing at least a portion of bits within the fram... | 07/08/2008 |
| 7391828 | Symbol boundary detection device and method for use in OFDM system A symbol boundary detection device and a method thereof for use in a receiver of a multi-channel communication system. The device utilizes a threshold to make an auxiliary judgement so as to select a proper symbol boundary reference point within an early range. The ... | 06/24/2008 |
| 7386321 | Base station apparatus and radio communication method An SIR information extracting section 106 extracts SIR measured at a communication terminal from the received data, and a fluctuation amount calculating section 109 calculates a fluctuation amount of SIR between time at which the communication terminal... | 06/10/2008 |
| 7382822 | Code acquisition device and method using two-step search process in DS-CDMA UWB modem There is provided a code acquisition device and method using a two-step search process in a DS-CDMA UWB modem. The device includes: an I/Q channel symbol generating unit for, generating a plurality (i) of nth I/Q channel symbols in a first search process ... | 06/03/2008 |
| 7366222 | Wireless communication system and method using grouping maximum likelihood detection Disclosed is a method for increasing a data transfer rate without an increase in the whole bandwidth using intrinsic spreading codes and orthogonal codes. The method uses interleaving, OFDM modulation/demodulation, and maximum likelihood detection (MLD) to overcome ... | 04/29/2008 |
| 7358711 | Adaptive control loop A digital controller for controlling a regulated output of an output regulator. The output regulator responsive to a pulse width signal for controlling the transfer of energy between an input source and the regulated output. The digital controller including a duty c... | 04/15/2008 |
| 7356098 | Method, communication system and communication unit for synchronisation for multi-rate communication A method, communication system and communication unit for synchronisation for multi-rate communication by transmitting a signal (FIG. 4A) having a synchronisation portion at a first, predetermined chip rate and containing an indication of chip rate used for a... | 04/08/2008 |
| 7356099 | Method for processing protocol data units in a high-speed downlink packet access communication system A method for processing PDUs (Protocol Data Units) in a receiver, which can receive a PDU to which a TSN (Transmission Sequence Number) is allocated from a transmitter provided in an HSDPA (High-Speed Downlink Packet Access) communication system and store the receiv... | 04/08/2008 |
| 7342954 | Adaptive modulation for wireless networks The invention relates to communication between terminals. Where communication is over an ideal channel then a high throughput modulation scheme can be used. Where the terminals suffer interference or noise, transmission can be modified to a more robust modulation sc... | 03/11/2008 |
| RE40134 | Communication system At the transmitter side, carrier waves are modulated according to an input signal for producing relevant signal points in a signal space diagram. The input signal is divided into, two, first and second, data streams. The signal points are divided into signal point g... | 03/04/2008 |
| 7340014 | Apparatus and method of multi-user detection Briefly, a decoder to decode a desired symbol within a plurality of multipath components. The decoder may include processing window that may be positioned around the desired symbol within a group of multipath components. A method for decoding the symbol is also prov... | 03/04/2008 |
| 7336737 | Phase error correction circuit and receiver incorporating the same A detected signal 111 contains a preamble portion which includes symbol alternations, followed by a unique word portion, and a data portion. Each time a symbol alternation is detected, a correction value calculation section 102 averages the phase shift... | 02/26/2008 |
| 7336736 | Method of detecting and processing pulsed signals in a radio signal The invention allows the detection and processing in a radio signal received by a receiver, of any signal of “pulsed” type present in radio signals applied to the input of a radiofrequency receiver, the receiver having an analogue/digital converter for performin... | 02/26/2008 |
| 7336740 | Radio signal receiving method and radio signal receiver A radio signal receiving method grasps features of a propagation path at the start of communication and generates a template waveform corresponding to the features. A receiver examines a reception waveform of a propagation path condition judgment portion contained i... | 02/26/2008 |
| 7327805 | Device, apparatus and method for receiving data transmissions having different data rates A continuously tunable linear phase filter having a ground connection includes a three-terminal Bessel filter having an input terminal for receiving a signal, an output terminal for delivering a signal, a control terminal for receiving a control voltage, and a varac... | 02/05/2008 |
| 7324783 | Method, arrangement and communication receiver for SNIR estimation A method, arrangement (512) and communication receiver (500) for SNIR estimation of a received signal, by: deriving (512A) an estimation {circumflex over (Z)} of SNIR of the received signal in accordance with the relation ... | 01/29/2008 |
| 7321644 | Low-complexity, symbol-based, reduced substreams maximum likelihood decoder and method for a multiple-input, multiple-output communication system A greater likelihood decoder, a method of deriving a reduced substreams maximum likelihood (RSML) decoded symbol vector and a multiple-input, multiple-output (MIMO) receiver incorporating the decoder or the method. In one embodiment, the decoder includes: (1) a subo... | 01/22/2008 |
| 7321612 | Bit stream conditioning circuit having adjustable PLL bandwidth A high-speed bit stream interface module interfaces a high-speed communication media to a communication Application Specific Integrated Circuit (ASIC) via a Printed Circuit Board (PCB). The high-speed bit stream interface includes a line side interface, a board side... | 01/22/2008 |
| 7319722 | Circuit for the decoding of biphase signals A decoding circuit and associated method are provided for decoding a biphase signal. The decoding circuit may include a precharging register to precharge a pair of states of the biphase signal, where a state of the pair of states is precharged at each pulse of a per... | 01/15/2008 |
| 7319852 | Apparatus and method for DC offset compensation in a direct conversion receiver An apparatus for coarse compensation of a direct current (DC) offset in a direct to baseband receiver architecture utilizes a serial analog to digital converter (ADC), such as a Delta-Sigma converter, to convert the received signal to digital form. The output of the... | 01/15/2008 |
