| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 05/18/2005 | CN1617472A Adaptive incremental pulse code modulation method and device with pulse-code regulation function |
| 05/18/2005 | CN1617471A Wired/wireless complex data transmission method |
| 05/18/2005 | CN1202513C Audio frequency coding, decoding method and device and its use |
| 05/12/2005 | US20050100102 Error-corrected wideband holographic communications apparatus and methods |
| 05/12/2005 | US20050100077 Multipath-adapted holographic communications apparatus and methods |
| 05/12/2005 | US20050100076 Adaptive holographic wideband communications apparatus and methods |
| 05/11/2005 | EP1530336A1 Synchronization preamble structure for OFDM system |
| 05/11/2005 | EP1298643B1 Frequency interpolating device and frequency interpolating method |
| 05/11/2005 | EP1046164B1 Embedding supplemental data in an information signal |
| 05/11/2005 | CN1615521A Method and unit for substracting quantization noise from a PCM signal |
| 05/11/2005 | CN1201288C Decoding method and equipment |
| 05/10/2005 | US6891482 Lossless coding method for waveform data |
| 05/04/2005 | CN1200526C Apparatus and method for determining pulse position by signal of pulse modulation code |
| 05/03/2005 | US6889184 Device for improving voice signal in quality |
| 05/03/2005 | CA2327405C Perceptual audio coder bit allocation scheme providing improved perceptual quality consistency |
| 04/28/2005 | WO2005002065A3 Ultra-wideband communication through local power lines |
| 04/28/2005 | US20050089122 Correlator and receiver including the same |
| 04/27/2005 | CN1199360C Coding a data stream |
| 04/27/2005 | CN1199179C Audio coding for attenuating spectral adjacent channel interference at frame boundaries |
| 04/27/2005 | CN1199174C Portable information terminal and method of processing audio data |
| 04/26/2005 | US6885992 Efficient PCM buffer |
| 04/26/2005 | CA2298221C Encoder for multiplexing blocks error protected bits with blocks of unprotected bits |
| 04/21/2005 | US20050084032 Wideband holographic communications apparatus and methods |
| 04/20/2005 | EP1523816A2 Method and apparatus for forward link gain control in a power controlled repeater |
| 04/20/2005 | CN1607841A A packet-to-packet coded conversion method |
| 04/20/2005 | CN1607808A Apparatus and method for supporting analog fax calls in a tandem configuration |
| 04/20/2005 | CN1607802A A service triggering method based on original called number information |
| 04/19/2005 | US6883094 Communication device for monitoring datalink layer information and outputting data based on communication request information type |
| 04/19/2005 | US6882969 Variable bit rate digital circuit multiplication equipment with tandem passthrough function |
| 04/19/2005 | US6882301 Time domain radio transmission system |
| 04/19/2005 | CA2399513C System and method for adjusting pcm data frames for robbed bit signaling in a telephone network |
| 04/14/2005 | US20050078942 Information processing apparatus and method program, and recording medium |
| 04/14/2005 | US20050078597 Methods and systems for digital data transmission |
| 04/13/2005 | EP1135909B1 Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation |
| 04/13/2005 | EP0667063B2 Process for transmitting and/or storing digital signals from several channels |
| 04/13/2005 | CN1606857A Method and system for transferring ip packets by aggregating multiple wireless communication channels for high data rate transfers |
| 04/13/2005 | CN1197343C Device and method for supporting analogue facsimile call in exchanging structure |
| 04/13/2005 | CN1197267C Demultiplexer for channel interleaving |
| 04/13/2005 | CN1197249C Sigma Delta modulator-controlled phase-locked-loop circuit and associated method |
| 04/12/2005 | US6879273 Oversampling in analog/digital and digital/analog converters |
| 04/07/2005 | WO2005031705A1 Sampling rate converting apparatus, encoding apparatus, decoding apparatus, and methods thereof |
| 04/06/2005 | CN1605203A Interactive protocol for remote management of access control to scrambled data |
| 04/06/2005 | CN1604483A Decoding method and equipment |
| 04/05/2005 | US6876869 Coding assisting equipment, decoding assisting equipment, radio transmitter, and radio receiver |
| 04/05/2005 | US6876698 Tunable narrow-band filter including sigma-delta modulator |
| 04/05/2005 | CA2262511C Arrangements and methods for generating a radio frequency signal |
| 03/31/2005 | WO2005029853A1 Data conversion system |
| 03/30/2005 | CN1602076A Converter and method with hybrid RGB chart and YUV video signal |
| 03/24/2005 | WO2004002001A8 Ultra-wideband communication through a wire medium |
| 03/24/2005 | US20050066101 Method and device for connecting sensors or actuators to a bus system |
| 03/24/2005 | US20050063708 System and method of using variable pulses for symbology |
| 03/24/2005 | DE10340165A1 Sensor connection procedure for vehicle TTCAN networks synchronizes sensor or actuator to bus system clock during fast clock first phase |
| 03/23/2005 | EP1516436A2 Ultra-wideband communication through a wire medium |
| 03/23/2005 | CN1194488C Full duplex radio communication emitting and receiving circuit and method |
| 03/22/2005 | US6870876 Method for sending information in a telecommunication system |
| 03/17/2005 | WO2005025099A1 Method and apparatus of speech coding and channel coding to improve voice quality and range in two-way radios |
| 03/17/2005 | US20050058208 Apparatus and method for coding excitation signal |
| 03/16/2005 | CN1596543A Information processing apparatus and method, program, and recording medium |
| 03/16/2005 | CN1596521A Information content distribution based on privacy and/or personal information |
| 03/15/2005 | US6868161 Transmitting/receiving device and transmitting/receiving method |
| 03/10/2005 | US20050055551 Interactive protocol for remote management of access control to scrambled data |
| 03/10/2005 | US20050053208 Process, arrangement, devices for seizure of a shared telephone line |
| 03/10/2005 | US20050053178 Method and apparatus of speech coding and channel coding to improve voice quality and range in two-way radios |
| 03/09/2005 | EP0756788B1 Parameter sampling apparatus |
| 03/09/2005 | CN1592303A Methods and systems for application instance level workload distribution affinities |
| 03/09/2005 | CN1592290A Communication method, apparatus and system |
| 03/09/2005 | CN1592175A Method for producing long code mask for cluster service |
| 03/09/2005 | CN1592106A Adapting device capable of converting picture element clock pulse into character clock pulse |
| 03/09/2005 | CN1591513A Method and device for connecting sensors or actuators to a bus system |
| 03/09/2005 | CN1192584C Communication device and method of operation |
| 03/08/2005 | US6865709 Method and device for channel encoding in an information transfer system |
| 03/08/2005 | US6865391 Method and system for vocoder bypass using electronic serial numbers |
| 03/08/2005 | US6865230 Filter system with reduced switch thermal noise and a ΣΔ modulator using such a filter |
| 03/03/2005 | WO2005020616A1 Method for selection of an available transmission channel by sending a negative decision value and an additional positive decision value and corresponding base station mobile terminal and mobile radio network |
| 03/03/2005 | US20050050202 Methods, systems and computer program products for application instance level workload distribution affinities |
| 03/03/2005 | US20050046600 Robust system for transmitting and receiving map data |
| 03/02/2005 | CN1589556A Digital implementation of multi-channel demodulators |
| 03/02/2005 | CN1588851A Biological identifying device and method for proofing replay attach |
| 03/02/2005 | CN1588711A Tunable single longitudinal mode optical-fiber laser for clearing beat frequency noise |
| 03/01/2005 | US6862317 Modulation technique providing high data rate through band limited channels |
| 03/01/2005 | US6861964 Robust system for transmitting and receiving map data |
| 02/24/2005 | US20050041805 Miniaturized holographic communications apparatus and methods |
| 02/24/2005 | US20050041758 Holographic ranging apparatus and methods |
| 02/24/2005 | US20050041757 Frequency-hopped holographic communications apparatus and methods |
| 02/24/2005 | US20050041756 Real domain holographic communications apparatus and methods |
| 02/24/2005 | US20050041752 Pulse-shaped holographic communications apparatus and methods |
| 02/24/2005 | US20050041746 Software-defined wideband holographic communications apparatus and methods |
| 02/24/2005 | DE10335082A1 Data transmission system for electrical, optical, or magnetic energy sources, has impedance adjustment unit for adjusting an input impedance of energy receiver according to value of first data signal |
| 02/23/2005 | CN1586041A Signal processing device, signal processing method, delta-sigma modulation type fractional division PLL frequency synthesizer, radio communication device, delta-sigma modulation type D/A converter |
| 02/23/2005 | CN1190916C Bit error resisting coding and decoding method based on IP apllication |
| 02/17/2005 | WO2005015865A1 Multi-carrier communication apparatus with adaptive transmission according to transmission path fluctuations |
| 02/17/2005 | WO2005015756A1 Transmitter apparatus |
| 02/17/2005 | WO2005015746A2 Variable coder apparatus for resonant power conversion and method |
| 02/17/2005 | US20050037736 System and method for controlling a mobile terminal using a digital signature |
| 02/17/2005 | US20050037722 Communication apparatus |
| 02/16/2005 | EP1507425A1 System and method for controlling a mobile terminal using a digital signature |
| 02/16/2005 | CN1581914A Method for realizing official telephone of SDH device using IP telephone |
| 02/16/2005 | CN1581867A Method and system for realizing tracked interface message |
| 02/16/2005 | CN1581772A System and method for controlling a mobile terminal using a digital signature |
| 02/15/2005 | US6856955 Voice encoding/decoding device |