Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 11 - Orthogonal multiplex systems
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
06/2000
06/21/2000DE19856834A1 Verfahren zur Datenübertragung in einem Funk-Kommunikationssystem Method for transmitting data in a radio communication system
06/21/2000DE19852571C1 Verfahren zur Datenübertragung in einem Funk-Kommunikationssystem mit CDMA-Teilnehmerseparierung und variablen Spreizfaktoren Method for transmitting data in a radio communication system with CDMA subscriber separation and variable spread factors
06/21/2000CN1257629A Carrier recovery in DAB receivers
06/20/2000US6078592 DAB receiver, apparatus and method for a format conversion of a DAB data sequence
06/20/2000US6078572 Access method, mobile station and base station for CDMA mobile communication system
06/20/2000CA2199761C Developing a channel impulse response by using distortion
06/15/2000WO2000035225A1 Method for data transmission in a radio communications system
06/15/2000WO2000035207A1 Channel spreading device and method in cdma communication system
06/15/2000WO2000035136A1 Multi punctured fec technique
06/15/2000WO2000035134A1 A system and method for modifying symbol duration for the efficient transmission of information in a time duplex noise enviroment
06/15/2000WO2000035133A1 Alternative configurations for an adsl system operating in a time duplex noise environment
06/15/2000WO2000035119A2 A method and apparatus for the construction and transmission of binary quasi orthogonal vectors
06/14/2000CN1256822A Device and method for exchanging frame message of different lengths in CDMA communication system
06/13/2000US6075814 Method and apparatus for reducing signal processing requirements for transmitting packet-based data with a modem
06/13/2000US6075813 Band insertion and precancellation technique for simultaneous communication of analog frequency modulated and digitally modulated signals
06/13/2000US6075812 High-data-rate wireless local-area network
06/13/2000US6074086 Synchronization of OFDM signals with improved windowing
06/08/2000WO2000033589A1 Air interface capacity scheduling method
06/08/2000WO2000033496A1 Frequency synchronizing device for ofdm/cdma system
06/08/2000WO2000033476A1 Data transmission within a spread-spectrum communication system
06/08/2000WO2000013337A3 Method and apparatus for reducing amplitude variations in communication signals employing inserted pilot symbol
06/07/2000EP1006699A2 Symbol synchronisation for multicarrier transmission
06/07/2000EP1006668A1 Dual frequency band transceiver
06/06/2000US6072787 High-speed data transmission in a digital mobile communication system
06/06/2000US6072779 Adaptive allocation for variable bandwidth multicarrier communication
06/06/2000US6072769 Method for multitone division multiple access communications
06/02/2000WO2000031940A1 Bit allocation among carriers in multicarrier communications
06/02/2000WO2000031938A1 Multistandard dmt dsl transmission system
06/02/2000WO2000031937A1 Method for disturbance compensation of a signal generated by discrete multitone-modulation and circuit arrangement for implementing said method
06/02/2000WO2000031904A1 Method and apparatus for spreading and despreading data in a spread-spectrum communication system
06/02/2000WO2000031890A1 Improvements in, or relating to, vdsl transmission systems
05/2000
05/31/2000EP1005217A1 System and method for discrete multitone communication
05/31/2000EP1005205A2 Fast start-up for multicarrier systems
05/31/2000EP1005204A2 Symbol synchronization in an OFDM receiver
05/31/2000EP1005203A1 Multistandard DMT DSL transmission system
05/31/2000EP1005190A2 Full duplex transmission with multicarrier modulation
05/31/2000EP1005180A2 Methods and apparatus for wireless communication using code division duplex time-slotted cdma
05/31/2000EP1005179A2 Methods and apparatus for wireless communication using time division duplex time-slotted CDMA
05/30/2000US6070056 Amplitude-phase correction circuit, receiving device and transmitting device
05/30/2000US6069574 Hadamard code generation circuit
05/25/2000WO2000030390A1 Dedicated control channel handoff in cdma communication system
05/25/2000WO2000030316A1 Method and device for detecting periodical noise section in digital subscriber line transmission system
05/25/2000WO2000030290A1 Device and method for receiving with at least two reception channels, and corresponding use
05/25/2000WO2000030289A1 Wireless communications systems with standard and robust services and methods of operation thereof
05/25/2000WO2000030280A1 Channel spreading device and method for cdma communication system
05/25/2000WO2000030270A1 Method for transmitting data in a radiocommunication system with cdma subscriber separation and variable spread factors
05/24/2000EP1003320A1 Data communication apparatus
05/24/2000EP1002405A1 Method and device for combined measurement of the beginning of a data block and carrier frequency shift in a multicarrier transmission system in f classes
05/24/2000CN1254462A Method and apparatus for transmission and reception of transmission rate in CDMA communication system
05/23/2000US6067332 Frequency searching method and digital audio broadcast receiver
05/23/2000US6067330 Demodulation method and demodulation apparatus
05/23/2000US6067313 Wireless communications system for transmitting and receiving data with increased data rates and robustness
05/18/2000WO2000028763A1 Reservation multiple access in a cdma communications system
05/18/2000WO2000028711A1 Method for measuring and evaluating multi-carrier signals
05/18/2000WO2000028688A1 Transmitting/receiving device and transmitting/receiving method
05/18/2000WO2000028687A1 Ofdm transmitting/receiving device and method
05/18/2000WO2000028679A1 Method and apparatus for cross polarized isolation in a communication system
05/18/2000CA2349170A1 Method and apparatus for cross polarized isolation in a communication system
05/17/2000EP1001566A1 Ofdma signal transmitting apparatus and method
05/17/2000EP1001560A1 Synchronisation in a CDMA telecommunications system
05/16/2000US6064663 Cellular CDMA data link utilizing multiplexed channels for data rate increase
05/11/2000WO2000027079A1 Internet gigabit ethernet transmitter architecture
05/11/2000WO2000027061A1 Communication device and method
05/11/2000WO2000027052A1 Slotted mode code usage in a cellular communications system
05/11/2000WO2000027049A1 Cdma radio communication system
05/11/2000WO2000027040A2 Method and apparatus for reduction of fm interference for fm in-band on-channel digital audio broadcasting system
05/11/2000DE19851093A1 Verfahren zur meßtechnischen Auswertung von Multiträger-Signalen Procedures for the metrological evaluation of multi-carrier signals
05/11/2000CA2309208A1 Communication system and communication method
05/10/2000EP0999676A2 Symbol synchronisation for multicarrier signals
05/10/2000EP0999668A2 A method and apparatus for achieving channel variability in spread spectrum communication systems
05/10/2000EP0999666A2 System for transmission of Digital Audio Broadcast (DAB) programmes comprising local information
05/10/2000EP0998794A2 Communication system and method with orthogonal block encoding
05/09/2000US6061394 Digital communication system modulated signal generation apparatus incorporating fading simulator
05/09/2000US6061387 Method and system for turbo-coded satellite digital audio broadcasting
05/09/2000US6061327 Device and method for vector equalization of an OFDM signal
05/04/2000WO2000025491A1 Reduction of the crest factor in ofdm signal
05/04/2000WO2000025471A1 Method for displaying the modulation error of a multiple carrier signal
05/04/2000WO2000025450A1 Module channel for acquiring and tracking in a radio communication system
05/04/2000WO2000025446A1 Method for processing ofdm signals simultaneously received via a multiple antenna system
05/03/2000EP0998068A1 Method and apparatus for signal reception, and medium
05/03/2000EP0998065A1 Channel module for acquisition and tracking used in a radio communication system
05/03/2000CN1252196A System for transmitting high-speed added-value services in terrestrial digital broadcasting
05/03/2000CN1251957A Method and apparatus for bidirectional data exchange on low and middle voltage power lines
05/02/2000US6058145 Method of demodulating a multi-frequency quadrature modulated signal
05/02/2000US6058121 Fine FFT window position recovery apparatus of an OFDM system receiver
05/02/2000US6058104 Communications webs for PSTN subscribers
05/02/2000CA2282780A1 A method and apparatus for achieving channel variability in spread spectrum communication systems
04/2000
04/27/2000WO2000024147A1 Method and apparatus for assigning walsh codes
04/27/2000WO2000024146A1 Code allocation in cdma
04/27/2000WO2000005779A3 Quasi-orthogonal code mask generating device in mobile communication system
04/27/2000DE19849319A1 Middle modulation error display method for use in multi-signal carrier system, involves computing squarely weighted average value of amplitude of all ideal signaling status of modulated carrier
04/27/2000DE19849318A1 Orthogonal frequency division multiplex processing method in multi antenna system, involves summing up I/Q values weighted with channel correction values
04/26/2000EP0996239A2 Automatic power control system for a code division multiple access (CDMA) communications system
04/26/2000EP0996234A1 Receiver architecture for a multi scrambling code transmission CDMA technique
04/26/2000EP0995285A1 Rate detection for variable rate cdma communication systems
04/26/2000EP0995284A1 Channelization code allocation for radio communication systems
04/26/2000CN1251483A Cross-polarization emitting antena and emitting method thereof
04/25/2000US6055268 Multimode digital modem
04/20/2000WO2000022744A1 Method and generator for generating orthogonal spreading code in cdma radio system
04/20/2000WO1999065180A3 Burst structure for multicarrier transmission, and synchronization of burst, symbols and frequency
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