Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 11 - Orthogonal multiplex systems
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
04/1998
04/29/1998EP0838109A1 Time division duplexed high speed data transmission system and method
04/29/1998EP0838105A1 Multipath resistant, orthogonal code-division multiple access system
04/29/1998CN1180462A Multi-point to point communication system
04/28/1998US5745837 Apparatus and method for digital data transmission over a CATV system using an ATM transport protocol and SCDMA
04/28/1998US5745535 Precision symbol discrimination timing detection (clock recovery) system for multi-carrier modulation signal
04/28/1998US5745525 Method and system for simultaneously broadcasting and receiving digital and analog signals
04/28/1998US5745496 Apparatus and method of establishing a downlink communication path in a wireless telecommunications system
04/23/1998WO1998010542A3 Transmitting and receiving method and radio system
04/22/1998EP0837582A2 Symbol synchronization in a DAB receiver
04/22/1998EP0836770A2 Automatic power control system for a code division multiple access (cdma) communications system
04/21/1998US5742678 Multiple access coding for radio communications
04/21/1998US5742595 Processing CDMA signals
04/21/1998US5742527 Flexible asymmetrical digital subscriber line (ADSL) receiver, central office using same, and method therefor
04/15/1998EP0836304A2 Tracking of sampling frequency in a DAB receiver
04/15/1998EP0836293A1 Framing technique for a multi-rate CDMA communication system
04/15/1998EP0835593A2 Code division multiple access (cdma) communication system
04/15/1998EP0835587A1 Method and apparatus for combatting ingress and multipath in a catv return channel
04/15/1998EP0835568A2 Cdma modem
04/15/1998CN1179246A Method and system for communication over multiple channels in spread spectrum conmunication system
04/15/1998CN1179041A Vorsh QPSK sheet modulating equipment for porducing signal waveform
04/15/1998CN1179037A Communication method, emission device, emission method, receiving device and receiving method
04/08/1998EP0834123A1 Machine control module for a processor
04/08/1998CN1178617A Method and apparatus for formatting of data for transmission
04/07/1998US5737327 Method and apparatus for demodulation and power control bit detection in a spread spectrum communication system
04/07/1998US5737326 Multi-code code division multiple access receiver
04/07/1998US5737252 Circuit arrangement comprising a permutation unit and method of processing a batch of items
04/07/1998CA2078321C Multiplexing system for plural channels of electromagnetic signals
04/01/1998EP0833484A1 Device and method for vector equalization of an OFDM signal
04/01/1998EP0746932A4 Wireless direct sequence spread spectrum digital cellular telephone system
04/01/1998CN1178052A Multicarrier communication system and method for peak power control
04/01/1998CN1178046A Method and apparatus for using walsh shift reying in a spread spectrum communication system
03/1998
03/31/1998US5734639 Wireless direct sequence spread spectrum digital cellular telephone system
03/25/1998EP0831627A2 Assignment of subcarriers to an antenna array in a multicarrier transmitter
03/25/1998EP0831624A2 A modem
03/25/1998EP0830775A1 Control message transmission in telecommunications systems
03/25/1998EP0830771A1 Method and circuit arrangement for improving carrier separation for the transmission of ofdm signals
03/25/1998EP0830763A1 Subscriber terminal for a wireless telecommunications system
03/25/1998EP0830759A1 Apparatus and method of frame aligning information in a wireless telecommunications system
03/25/1998EP0830751A1 Apparatus and method of controlling transmitting power in a subscriber terminal of a wireless telecommunications system
03/25/1998EP0830750A1 Apparatus and method of transmitting and receiving information in a wireless telecommunications system
03/25/1998EP0830749A1 Apparatus and method of synchronizing a transmitter in a subscriber terminal of a wireless telecommunications system
03/25/1998EP0830748A1 Apparatus and method of establishing a downlink communication path in a wireless telecommunications system
03/19/1998WO1998011698A1 Methods and apparatus for encoding and decoding data
03/18/1998EP0829989A2 Method for transmission and reception of digital multiplexed multi-carrier signals, transmission apparatus and receiving apparatus therefor
03/18/1998EP0829982A1 Orthogonal modulation scheme
03/18/1998EP0829174A1 Reconfigurable subscriber terminal for a wireless telecommunications system
03/18/1998EP0829150A1 Cdma transmission employing clipping function
03/18/1998EP0829149A1 Using orthogonal waveforms to enable multiple transmitters to share a single cdm channel
03/17/1998US5729570 Orthogonal code division multiple access communication system having multicarrier modulation
03/17/1998US5729526 Asynchronous transfer mode type multimedia radiocommunication system
03/13/1998CA2212439A1 Orthogonal modulation scheme
03/12/1998WO1998054860A1 Multi-carrier transmission method and data transmitter
03/12/1998WO1998010567A1 Reduction of the peak to average power ratio in multicarrier modulation system
03/12/1998WO1998010556A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010555A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010554A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010553A2 Improvements in, or relating to, control channels for telecommunications transmission systems
03/12/1998WO1998010552A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010551A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010550A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010549A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010548A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010547A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010546A2 Improvements in, or relating to, multi-carrier transmission systems
03/12/1998WO1998010542A2 Transmitting and receiving method and radio system
03/11/1998EP0828365A2 Multicarrier modulation using complementarycodes and amplitude modulation
03/11/1998EP0828363A2 Multicode modem with a plurality of analogue front ends
03/11/1998EP0828361A2 Cellular CDMA data link utilizing multiplexed channels for data rate increase
03/11/1998EP0827655A1 Method and apparatus for joint frequency offset and timing estimation of a multicarrier modulation system
03/10/1998US5726978 In a telecommunications system
03/10/1998US5726974 Receiving circuit having a frequency compensated local oscillation circuit
03/05/1998WO1998009383A1 Frequency division multiplexed transmission of sub-band signals
03/05/1998DE19635813A1 Verfahren zur Reduktion des Spitzenwertfaktors bei digitalen Übertragungsverfahren Method for reducing the peak factor in digital transmission method
03/04/1998CN1175331A Circuit array and process for creating a data feedback channel from receier to transmitter in a common frequency network
03/04/1998CA2211999A1 Digital communications system using complementary codes and amplitude modulation
03/01/1998CA2184541A1 Method and apparatus for wavelet modulation of signals for transmission and/or storage
02/1998
02/25/1998EP0825743A2 Predistortion for a multicarrier transmitter
02/25/1998EP0825736A2 Simultaneous communication of analog frequency-modulated and digitally modulated signals using precanceling
02/25/1998EP0824812A1 Digital multicarrier signal, method for producing same and transmission and reception methods therefor
02/25/1998EP0824802A1 Method of receiving and searching a signal transmitting in bursts
02/17/1998US5719899 Multiple access digital transmission system and a radio base station and a receiver for use in such a system
02/11/1998EP0823804A2 Carrier offset correction in a multicarrier modulation system
02/11/1998EP0823794A1 Ofdm system and ofdm apparatus
02/11/1998EP0823163A1 Method and apparatus for providing variable rate data in a communications system using statistical multiplexing
02/11/1998CN1173254A Data transmission method, transmitter and receriver
02/10/1998US5717713 Technique to permit rapid acquisition and alert channel signalling for base station-to-user link of an orthogonal CDMA (OCDMA) communication system
02/05/1998WO1998005117A1 Method and apparatus for mitigating distortion effects in the determination of signal usability
02/04/1998EP0822691A2 Symbol synchronisation in a multicarrier receiver
02/04/1998EP0822690A2 Coding for the reduction of peak to average power ratio in multicarrier modulation systems
02/04/1998EP0822682A1 Method for the frequency correction of multicarrier signals and related apparatus
02/04/1998EP0669958B1 Mixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids, and the use of such mixtures
02/03/1998US5715236 System and method for generating signal waveforms in a CDMA cellular telephone system
01/1998
01/30/1998CA2206581A1 Ofdm digital communications sytem using complementary codes
01/28/1998CN1171676A Direct sequence code division multiple access transmission method
01/28/1998CN1171675A CDMA communication method and group spreading modulator
01/28/1998CN1171666A Method for frequency correction of multicarrier signals and related apparatus
01/27/1998US5712869 Data transmitter and receiver of a spread spectrum communication system using a pilot channel
01/21/1998EP0820172A2 Data transmission by multicarrier modulation using a higher power for reference symbols
01/21/1998EP0820168A2 Multimode modem, and protocols therefor
01/20/1998US5710799 Cross polarization interference canceler and cross polarization interference eliminating apparatus using the same
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