| Patents for H04J 1 - Frequency-division multiplex systems (15,293) |
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| 02/29/1996 | WO1996006494A2 Nonlinear digital communications system |
| 02/22/1996 | WO1996001532A3 Unit for generating signal pulses, transmitter comprising such a unit, and a multiplex transmission system comprising such a transmitter |
| 02/20/1996 | US5493581 Digital down converter and method |
| 02/06/1996 | US5490137 Method of allocating a new frequency plan in a communication system |
| 02/01/1996 | WO1996002991A1 Frame synchronization in multicarrier transmission systems |
| 02/01/1996 | CA2347268A1 Transmission system using multicarrier modulation |
| 01/31/1996 | EP0695092A1 Network apparatus and method for providing two-way broadband communications |
| 01/31/1996 | EP0695054A2 Frequency multiplexing using polyphase filters and fast fourier transforms |
| 01/31/1996 | CN1116020A A wireless packet data communications modem and method of use therein |
| 01/30/1996 | US5488632 Transmission and reception in a hostile interference environment |
| 01/24/1996 | CN1115531A Sound modification for use in simultaneous voice and data communications |
| 01/18/1996 | WO1996001532A2 Unit for generating signal pulses, transmitter comprising such a unit, and a multiplex transmission system comprising such a transmitter |
| 01/17/1996 | EP0692918A2 System and method for cellular digital packet data voice channel selection |
| 01/10/1996 | CN1114806A Independent sideband-frequency-modulation double modulation multiplex communication system |
| 12/27/1995 | EP0688483A1 A digital communication system and a receiver for use in such a system |
| 12/27/1995 | EP0688482A1 A cellular/satellite communications system with improved frequency re-use |
| 12/27/1995 | EP0584248A4 Dual mode transmitter and receiver |
| 12/20/1995 | CN1113621A Radio station apparatus and signal transmission method thereof |
| 12/13/1995 | EP0687084A2 Variable bandwidth communication system |
| 12/12/1995 | US5475732 Monitor for a communication system |
| 11/30/1995 | DE19505291C1 Optical frequency conversion circuitry with wavelength channel filters |
| 11/29/1995 | EP0684494A1 Optical wavelength converter |
| 11/28/1995 | US5471463 Radio communication systems |
| 11/22/1995 | EP0683576A1 An OFDM digital broadcasting system, and a transmission system and a receiving system used for digital broadcasting |
| 11/15/1995 | EP0681765A1 Microwave multiplexer with channels of varying fractional bandwidths |
| 11/07/1995 | US5465409 Radio architecture with dual frequency source selection |
| 11/02/1995 | EP0680156A2 Radio station apparatus and signal transmission method thereof |
| 11/02/1995 | EP0679300A1 A wireless packet data communications modem and method of use therein |
| 10/25/1995 | EP0679007A1 Sound modification for use in simultaneous voice and data communications |
| 10/24/1995 | US5461612 Drop-and-add multiplexer for converting and processing a frequency multiplex signal |
| 10/19/1995 | WO1995028045A1 Wideband fft channelizer |
| 10/19/1995 | DE4437158C1 De-/Multiplexer von Frequenzbändern Enables / multiplexer of frequency bands |
| 10/18/1995 | EP0677884A2 Frequency channel multiplexer/demultiplexer |
| 10/12/1995 | WO1995027350A1 Frequency agile broadband communications system |
| 10/12/1995 | CA2186879A1 Frequency agile broadband communications system |
| 10/11/1995 | EP0676105A1 Method and arrangement for dynamic allocation of multiple carrier-wave channels for multiple access by frequency division multiplexing |
| 10/05/1995 | CA2143484A1 Sound modification for use in simultaneous voice and data communications |
| 10/03/1995 | US5455821 Communication system resource allocation method |
| 09/19/1995 | US5452322 Receiver for digital signals transmitted in the coded differential modulation mode |
| 09/19/1995 | US5452115 Communications system |
| 09/14/1995 | WO1995024804A1 Radio architecture with dual frequency source selection |
| 09/14/1995 | DE4407831A1 Accessing passive coaxial cable networks |
| 09/12/1995 | US5450612 Communication system for communicating with a plurality of selective call receivers and method therefor |
| 09/12/1995 | US5450392 Reduction of interchannel harmonic distortions in an analog and digital signal multiplex |
| 08/30/1995 | EP0627139A4 Feedback level estimator between loudspeaker and microphone. |
| 08/29/1995 | US5446729 Compact, low-intermodulation multiplexer employing interdigital filters |
| 08/08/1995 | US5440582 Method and apparatus for determining signal usability |
| 08/01/1995 | US5438572 Microwave non-logarithmic periodic multiplexer with channels of varying fractional bandwidth |
| 07/27/1995 | WO1995020277A1 Method and apparatus for simultaneous wideband and narrowband wireless communication |
| 07/26/1995 | EP0664622A2 Auxiliary service channel signal transmission system |
| 07/24/1995 | EP0746937A4 Interactive multimedia communication system |
| 07/20/1995 | WO1995016314A3 A digital communication system and a receiver for use in such a system |
| 07/13/1995 | WO1995019078A1 A cellular/satellite communications system with improved frequency re-use |
| 07/13/1995 | WO1995019076A1 Methods and apparatus for providing virtual service selection in a multi-service communications system |
| 07/13/1995 | CA2157182A1 A cellular/satellite communications system with improved frequency re-use |
| 07/05/1995 | EP0660983A1 Method and apparatus for separating channels from a radio frequency transmitter |
| 07/04/1995 | US5430799 Multichannel television signal scrambling and descrambling system and method |
| 07/04/1995 | US5430711 Group modulator |
| 06/29/1995 | DE4344597A1 Drop-and-add multiplier for handling frequency multiplex signal |
| 06/28/1995 | EP0660552A2 Add-drop multiplexer for transposition and processing of frequency multiplex signals |
| 06/21/1995 | EP0658989A1 Device for frequency multiplexing a data signal and a tone signal |
| 06/21/1995 | EP0658295A1 Digital signal transmission system using frequency division multiplex |
| 06/21/1995 | EP0608281B1 Process for reducing frequency crosstalk during acoustic or optical signal transmission and/or recording |
| 06/15/1995 | WO1995016314A2 A digital communication system and a receiver for use in such a system |
| 06/07/1995 | EP0656707A2 Synchronous adder for multicarrier receiver |
| 06/07/1995 | EP0656703A1 Method for generating FDM signals |
| 05/30/1995 | US5420861 Multiplex system for sub-channels which have various priority levels |
| 05/23/1995 | US5418782 Methods and apparatus for providing virtual service selection in a multi-service communications system |
| 05/23/1995 | CA2032352C Demodulation control arrangement in satellite communications system using "scpc-dama" |
| 05/17/1995 | EP0653896A2 Information processing apparatus for multiplex transmission of signals for arbitration and signals for data transfer |
| 05/17/1995 | EP0653863A2 Arbitration apparatus and method for controlling the access to a network |
| 05/04/1995 | WO1995012261A1 Wideband fft channelizer |
| 05/04/1995 | WO1995012251A1 A wireless packet data communications modem and method of use therein |
| 05/03/1995 | EP0651576A1 Network distribution for broadcasting and television |
| 05/03/1995 | EP0651527A2 Method for generating FDM signal |
| 05/03/1995 | EP0651526A2 Method for processing a digital frequencymultiplex signal |
| 05/03/1995 | EP0651525A2 Drop and add multiplexor for transforming and processing of a frequency multiplexed signal |
| 04/25/1995 | US5410624 Filter for a wavelength division multiplex system |
| 04/25/1995 | US5410541 System for simultaneous analog and digital communications over an analog channel |
| 04/11/1995 | US5406551 Method and apparatus for digital signal transmission using orthogonal frequency division multiplexing |
| 04/06/1995 | WO1995007576A3 Digital sound broadcasting using a dedicated control channel |
| 03/23/1995 | WO1995008228A1 Broadband communications system |
| 03/23/1995 | CA2171753A1 Broadband communications system |
| 03/22/1995 | EP0643887A1 A multi-channel digital transmitter and receiver |
| 03/16/1995 | WO1995007576A2 Digital sound broadcasting using a dedicated control channel |
| 03/15/1995 | EP0643511A1 Synchronization circuit for subcarrier signal |
| 03/14/1995 | US5398258 Wireless communication system |
| 03/08/1995 | EP0642237A1 Signal compression circuit and light transmitter |
| 03/02/1995 | WO1995006364A1 Communication system for communicating with a plurality of selective call receivers and method therefor |
| 03/02/1995 | DE4337138C1 Broadcast and television distribution network |
| 03/02/1995 | CA2166304A1 Communication system for communicating with a plurality of selective call receivers and method therefor |
| 03/01/1995 | EP0641096A1 Method with multiple access by orthogenal frequencies, corresponding central station, remote station, system and their use |
| 02/28/1995 | US5394489 Wavelength division multiplexed optical communication transmitters |
| 02/16/1995 | DE4341423C1 Method for separating an FDM signal by frequency |
| 02/09/1995 | DE4411233C1 Frequency channel multiplexer or demultiplexer |
| 02/07/1995 | US5388122 Modulation and demodulation system |
| 02/07/1995 | US5387992 Optical frequency multiplex carrier control system |
| 02/01/1995 | EP0636908A1 Wavelength division multiplexed optical communication transmitters |
| 01/24/1995 | CA1334114C Apparatus and method for converting a frequency division multiplex to a time division multiplex |
| 01/19/1995 | DE4337136C1 Method for generating an FDM signal |