| Patents for H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274) |
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| 02/15/2005 | US6856590 OFDM transmission device and OFDM transmission method |
| 02/10/2005 | WO2005013410A2 Enhanced holographic communications apparatus and method |
| 02/10/2005 | US20050031301 Recording and reproducing an MPEG information signal on/from a record carrier |
| 02/10/2005 | US20050030885 Frequency offset differential pulse position modulation |
| 02/10/2005 | US20050030207 Lossless coding method for waveform data |
| 02/10/2005 | CA2534741A1 Enhanced holographic communications apparatus and method |
| 02/09/2005 | EP1504596A2 High-resolution image projection |
| 02/09/2005 | CN1578161A Stop criterion for an iterative data processing method |
| 02/09/2005 | CN1577585A Digital audio signal processing apparatus and method for error concealment |
| 02/09/2005 | CN1188979C FDD/TDD transceivers for wireless communication equipment |
| 02/08/2005 | US6853633 Methods of providing signal parameter information using delta-modulation and related systems and terminals |
| 02/03/2005 | US20050025251 Method of optimizing compression rate in adaptive differential pulse code modulation (ADPCM) |
| 02/02/2005 | EP1503371A1 Frequency interpolating device and frequence interpolating method |
| 02/02/2005 | EP1080462B1 System and method for entropy encoding quantized transform coefficients of a signal |
| 02/02/2005 | EP1010317B1 Apparatus and method for supporting analog fax calls in a tandem configuration |
| 02/02/2005 | CN1575025A Method for controlling operational states of a MAC layer in an OFDM mobile communication system |
| 02/02/2005 | CN1574724A 采样频率变换装置及采样频率变换方法 Apparatus and method for converting the sampling frequency of sampling frequency conversion |
| 02/01/2005 | US6851083 Method for transmitting source encoded digital signals |
| 02/01/2005 | US6850578 Digital signal processing apparatus and digital processing method |
| 01/27/2005 | WO2005009059A1 Method and apparatus for controlling distributed transcoders |
| 01/27/2005 | WO2005008958A1 A device and method for implenting dynamic adjustmenting bandwidth of data in a transmission device |
| 01/27/2005 | US20050018785 Communication system |
| 01/27/2005 | US20050018713 Demultiplexer for channel interleaving |
| 01/27/2005 | US20050017894 Time domain radio transmission system |
| 01/27/2005 | US20050017893 Time domain radio transmission system |
| 01/27/2005 | US20050017887 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 |
| 01/26/2005 | CN1571348A An apparatus and method for implementing data dynamic alignment bandwidth in transmission equipment |
| 01/25/2005 | US6847675 Ultrawide-band communication system and method |
| 01/25/2005 | US6847658 Demultiplexer for channel interleaving |
| 01/25/2005 | CA2136653C Dynamic loader |
| 01/20/2005 | WO2004105326A3 Time-triggered communication system and method for the synchronized start of a dual-channel network |
| 01/20/2005 | US20050015696 Stop criterion for an iterative data processing method |
| 01/20/2005 | US20050013281 Method and apparatus for controlling distributed transcoders |
| 01/19/2005 | EP1499046A2 Precision timing generator system and method |
| 01/19/2005 | EP1499025A1 Stop criterion for an iterative data processing method |
| 01/19/2005 | CN1568629A Method for enabling subscriber entity to actively communicate in a communication network |
| 01/19/2005 | CN1568599A Methods and apparatus for identifying asset location in communication networks |
| 01/19/2005 | CN1567859A A method of access authentication for WLAN |
| 01/18/2005 | US6845481 Turbodecoding method with re-encoding of erroneous information and feedback |
| 01/13/2005 | US20050007863 Sampling frequency conversion device and sampling frequency conversion method |
| 01/13/2005 | US20050007636 Apparatus and method for supporting analog fax calls in a tandem configuration |
| 01/12/2005 | CN1565088A Apparatus and method for level-dependent companding for wireless audio noise reduction |
| 01/12/2005 | CN1564541A Communication system and communication control apparatus and method |
| 01/11/2005 | US6842731 Prediction parameter analysis apparatus and a prediction parameter analysis method |
| 01/06/2005 | WO2005002065A2 Ultra-wideband communication through local power lines |
| 01/05/2005 | CN1561031A Interconnected network web information issuing method |
| 01/05/2005 | CN1183688C Communication protocol between a communication device and an external accessory |
| 01/05/2005 | CN1183685C System and method for entropy ercoding quantized transform coefficients of a sigral |
| 01/05/2005 | CN1183679C Signal processors |
| 01/05/2005 | CN1183512C Speech coding with comfort noise variability feature for increased fidelity |
| 01/04/2005 | US6839387 Self-dithering sigma-delta converter and communication device incorporating same |
| 01/04/2005 | CA2337657C Multilevel coding with unequal error protection and time diversity for bandwidth efficient transmission |
| 12/30/2004 | US20040268203 Digital signal processing apparatus and digital signal processing method |
| 12/30/2004 | US20040263369 Oversampling in analog/digital and digital/analog converters |
| 12/29/2004 | WO2004114596A1 Frame format decoder and training sequence generator for wireless lan networks |
| 12/29/2004 | WO2004075420A3 Method and apparatus for increasing orthogonal code space in a cdma ran |
| 12/29/2004 | EP1492292A1 Methods and systems for digital data transmission |
| 12/28/2004 | US6836739 Frequency interpolating device and frequency interpolating method |
| 12/28/2004 | CA2119488C Vehicle communications network transceiver, transmitting circuit therefor |
| 12/23/2004 | US20040258164 ADPCM decoder |
| 12/22/2004 | CN1557089A Process, arrangement, devices for seizure of a shared telephone line |
| 12/22/2004 | CN1556612A Network medium content safety macromonitoring method |
| 12/21/2004 | US6834292 Multi-rate digital filter for audio sample-rate conversion |
| 12/16/2004 | US20040252662 Method for controlling operational states of a MAC layer in an OFDM mobile communication system |
| 12/15/2004 | EP1487156A2 Method for controlling operational states of a MAC layer in an OFDM mobile communication system |
| 12/15/2004 | EP1161798A4 Translation table design for a pcm modem |
| 12/15/2004 | EP1157475A4 DISTINGUISHING RECEIVED A-LAW AND $g(m)-LAW SIGNALS IN A PCM MODEM |
| 12/15/2004 | CN1555004A Display card for increasing video play smooth degree |
| 12/08/2004 | EP0729676A4 Method and apparatus for error mitigating a received communication signal |
| 12/08/2004 | CN1553596A predistorting device and method for pulse width modulating amplifier |
| 12/08/2004 | CN1553595A Urban communication managing information short message system |
| 12/07/2004 | CA2331203C Communication system |
| 12/02/2004 | WO2004105326A2 Time-triggered communication system and method for the synchronized start of a dual-channel network |
| 12/01/2004 | CN1551550A Receiving diversity apparatus and method of mobile station for high data rate type mobile communication system |
| 12/01/2004 | CN1178408C Interlever and deinterlever for use in diversity transmission communication system |
| 11/30/2004 | US6826239 Modulating method, modulator, demodulating method and demodulator |
| 11/25/2004 | WO2004102912A1 Modulation method, modulation apparatus, demodulation apparatus, and radio communication system |
| 11/25/2004 | US20040234271 System and method of using variable pulses for symbology |
| 11/25/2004 | US20040233973 Ultrawide-band communication system and method |
| 11/25/2004 | US20040233923 Method and system for transmitting data from a first data network into a second data network |
| 11/24/2004 | EP1480367A2 Receiving diversity apparatus and method of mobile station for high data rate type mobile communication system |
| 11/24/2004 | EP1208648A4 Method for analog decimation of image signals |
| 11/23/2004 | US6823019 Reduced DC transients in a sigma delta filter |
| 11/23/2004 | US6823018 Multiple description coding communication system |
| 11/23/2004 | US6823017 Systems, methods and computer program products for filtering glitches from measured values in a sequence of code points |
| 11/18/2004 | US20040230427 Audio signal compression |
| 11/18/2004 | US20040229588 Receiving diversity apparatus and method of mobile station for high data rate type mobile communication system |
| 11/16/2004 | US6819454 Apparatus and method for supporting analog fax calls in a tandem configuration |
| 11/16/2004 | US6819275 Audio signal compression |
| 11/16/2004 | CA2363045C Intensity-stereo encoding in a transmission system |
| 11/11/2004 | US20040223552 System and method for information decoding using batched processing of independent parameters |
| 11/10/2004 | EP0914728B1 Arrangements and methods for generating a radio frequency signal |
| 11/10/2004 | EP0894409B1 Detection of speech channel back-looping |
| 11/10/2004 | CN1545218A Demultiplexer for channel interleaving |
| 11/09/2004 | US6816101 High-speed analog-to-digital converter using a unique gray code |
| 11/04/2004 | US20040218700 Digital implementation of multi-channel demodulators |
| 11/04/2004 | US20040218688 Ultra-wideband communication through a power grid |
| 11/04/2004 | US20040218035 Mixed-media telecommunication call set-up |
| 11/03/2004 | EP1473860A1 Digital circuit transmission device |
| 11/03/2004 | EP1473710A1 Audio encoding apparatus |