Patents
Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274)
12/2005
12/20/2005CA2305544C Frame-based audio coding with video/audio data synchronization by dynamic audio frame alignment
12/20/2005CA2305237C Frame-based audio coding with additional filterbank to attenuate spectral splatter at frame boundaries
12/15/2005WO2005119950A1 Audio data transmitting/receiving apparatus and audio data transmitting/receiving method
12/15/2005WO2005119921A2 Ultra-wideband communication through a wire medium
12/14/2005EP1008244B1 Method and system for controlling an encoding rate in a variable rate communication system
12/14/2005CN1231913C Digital sound signal processing apparatus and method
12/08/2005WO2005117281A1 Coding process and device
12/08/2005DE19617630B4 Verfahren zum Herleiten der Nachwirkperiode in einem Sprachdecodierer bei diskontinuierlicher Übertragung, sowie Sprachcodierer und Sender-Empfänger A method for deriving the Nachwirkperiode in a speech decoder in the discontinuous transmission, as well as speech encoder and transceiver
12/07/2005EP1602184A2 Methods and apparatus of enhanced coding in multi-user communications systems
12/07/2005EP1005724A4 Post-compression hidden data transport for video
12/01/2005WO2005114838A1 Method and apparatus having a digital pwm signal generator with integral noise shaping
12/01/2005US20050265461 Method and apparatus to enable acquisition of media in streaming applications
11/2005
11/30/2005EP1601109A2 Adaptive channel encoding method and device
11/30/2005EP1599947A1 Time-slot sequenced multi-band uwb communication system
11/30/2005EP1147613B1 Method for transmitting source encoded digital signals
11/30/2005CN1229774C ADPCM speech coding system with specific step-size adaptation
11/29/2005US6970507 Method for motion-compensated prediction of moving images and device for performing said method
11/29/2005US6970439 Method and apparatus for increasing orthogonal code space in a CDMA RAN
11/29/2005US6969838 Image sensor
11/24/2005US20050261749 System and method for telemetry of analog and digital data
11/22/2005US6968279 Apparatus and method for determining a pulse position for a signal encoded by a pulse modulation
11/17/2005WO2005109900A1 Method and apparatus to enable acquisition of media in streaming applications
11/17/2005WO2005057817A9 Multidimensional signal modulation and/or demodulation for data communications
11/17/2005US20050256704 Method for speech coding, method for speech decoding and their apparatuses
11/17/2005US20050254585 Self clock generation structure for low power local clock buffering decoder
11/17/2005US20050254573 Method and apparatus having a digital PWM signal generator with integral noise shaping
11/17/2005CA2565791A1 Method and apparatus to enable acquisition of media in streaming applications
11/16/2005EP1596368A2 Method and apparatus for speech decoding
11/16/2005EP1596367A2 Method and apparatus for speech decoding
11/16/2005EP1596364A1 Error detection and error concealment for encoded speech data
11/16/2005EP1595343A1 System and method of efficiently modulating data using symbols having more than one pulse
11/16/2005EP1516436A4 Ultra-wideband communication through a wire medium
11/16/2005EP0972352A4 Mapper for high data rate signalling
11/16/2005CN1697512A De-interleaving device and method of possessing pattern recognition unit
11/16/2005CN1227812C Generating coefficients for prediction filter in encoder
11/15/2005US6965596 μ-Law-to-a-law translating equipment and a-law-to-μ-law translating equipment
11/10/2005DE102004018116A1 Compression and expansion process for delta modulation communication especially for mobile phone conferencing converts input signal into a delta value evaluates and adjusts output
11/09/2005CN1694504A Processing auxiliary data of video sequences
11/08/2005CA2317969C Method and apparatus for decoding speech signal
11/08/2005CA2297873C Receiver and receiving method
11/03/2005US20050243957 Clock extraction circuit for use in a linearly expandable broadcast router
11/03/2005US20050243934 Processing auxiliary data of video sequences
11/03/2005US20050242860 FFT-based multichannel video receiver
11/03/2005DE10197182B4 Verfahren zum Codieren und Decodieren von Digital-Audiodaten A method for encoding and decoding digital audio data
11/02/2005EP1592259A1 Processing auxiliary data of video sequences
11/02/2005EP1590960A2 Method for storing and transmitting data generated by a security module
11/02/2005CN1225860C Mixed automatic retransmitting method
11/01/2005US6961564 Method for enabling a subscriber entity to actively communicate in a communication network
11/01/2005US6961305 Polarity-alternated pulse width CDMA and method for measuring distance using the same
10/2005
10/27/2005WO2005101773A1 Transmitter circuit, receiver circuit, clock extracting circuit, data transmitting method, and data transmitting system
10/27/2005DE102004058239A1 Bildwandler Image converter
10/26/2005EP1258091A4 METHOD AND APPARATUS FOR ACHIEVING 180o PHASE INVARIANT TRANSMISSION IN A PCM MODEM SYSTEM
10/19/2005EP1587062A1 Method for improving the coding efficiency of an audio signal
10/18/2005US6956909 Transmission rate matching apparatus and method for next generation mobile communication system
10/18/2005US6956812 Reception apparatus
10/13/2005WO2005096512A1 Sound signal processing device
10/12/2005CN1682533A A video recorder unit and method of operation therefor
10/12/2005CN1682504A Method for the transmission of data telegrams in a switched cyclical communication system
10/12/2005CN1682501A System for efficient recovery of node-B buffered data following MAC layer reset
10/11/2005CA2166551C Computationally efficient adaptive bit allocation for coding method and apparatus
10/11/2005CA2165450C Computationally efficient adaptive bit allocation for encoding method and apparatus with allowance for decoder spectral distortions
10/11/2005CA2164964C Hybrid adaptive allocation for audio encoder and decoder
10/06/2005US20050220177 Apparatus for calculating decision parameters in an IMT-2000 system
10/06/2005US20050219564 Image forming device, pattern formation method and storage medium storing its program
10/06/2005US20050218294 Image sensor
10/05/2005CN1679084A Transmission device, transmission method, reception device, reception method, transmission/reception device, communication device, communication method, recording medium, and program
10/05/2005CN1678012A Image sensor
10/05/2005CN1222161C Digital data transmitting recording and reproducing apparatus and method
10/05/2005CN1222128C Method for processing audio data in source code and transmitter and receiver for executing same
10/05/2005CN1221941C ADPCM speech coding system with phase-smearing and phase-desmearing filters
10/04/2005US6952461 Sampling frequency conversion apparatus
10/04/2005US6952443 Method and apparatus for determining rate of data transmitted at variable rates
09/2005
09/29/2005US20050213669 Digital signal processing apparatus and digital signal processing method
09/28/2005CN1674445A Digital signal processing apparatus and digital signal processing method
09/27/2005US6950485 Precision timing generator apparatus and associated methods
09/22/2005WO2005013410A9 Enhanced holographic communications apparatus and method
09/22/2005US20050207570 Encryption apparatus, program for use therewith, and method for use therewith
09/22/2005US20050207502 Transcoder and code conversion method
09/21/2005EP1577881A2 A speech communication system and method for handling lost frames
09/21/2005EP1125282B1 Audio coding
09/21/2005CN1672330A Signal processing apparatus, non-integer divider, and fractional n-pll synthesizer using the same
09/21/2005CN1220179C Apparatus and method for rate determination in communication system
09/20/2005US6947795 Frame length modulation and pulse position modulation for telemetry of analog and digital data
09/15/2005US20050203430 Recall device
09/14/2005CN1668082A Recall device
09/13/2005US6944729 Multiplexing-interleaving and demultiplexing-deinterleaving
09/13/2005US6944212 Method and apparatus for the spectrally efficient encoding and decoding of discrete data into and from analog waveforms
09/13/2005CA2298938C Coherent detection system for multicarrier modulation
09/13/2005CA2291847C Synchronization symbol structure using ofdm based transmission method
09/09/2005WO2005081718A2 Ultra-wideband communication through a power grid
09/08/2005US20050195929 Sampling frequency conversion apparatus
09/07/2005EP1571634A1 Recall device
09/07/2005EP1570465A1 Multi-dimensional coding for high-density storage media applications
09/06/2005US6940892 Spread spectrum transmission apparatus, spread spectrum reception apparatus, and spread spectrum communication system
09/01/2005WO2005081232A1 Communication device, signal encoding/decoding method
09/01/2005WO2005079206A2 Optimization of ultra-wideband communication through a wire medium
09/01/2005CA2557000A1 Communication device, signal encoding/decoding method
08/2005
08/31/2005EP1568000A2 Method for transmitting a digitized message of little information depth
08/31/2005EP1262027B1 Method of differential coding and modulation
08/31/2005EP0958658B1 An information coding method and devices utilizing error correction and error detection
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