Patents
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
10/2001
10/25/2001WO2001080579A1 Apparatus and method for providing separate forward dedicated and shared control channels in a communications system
10/25/2001WO2001080510A1 Data allocation with variable snr margins
10/25/2001WO2001080509A1 Compensation of sampling frequency offset and local oscillator frequency offset in a ofdm receiver
10/25/2001US20010033612 Method to determine a channel characteristic, and discrete wavelet transmitter and receiver to perform the method
10/25/2001US20010033611 Apparatus and method for synchronizing an SCDMA upstream or any other type upstream to an MCNS downstream or any other type downstream with a different clock rate than the upstream
10/25/2001US20010033560 Flexible frame structures in adaptive high data rate wirelesss access systems
10/25/2001US20010033547 OFDM diversity transmission
10/25/2001CA2689952A1 Data allocation with variable snr margins
10/24/2001EP1148686A1 Compensation of sampling frequency offset and local oscillator frequency offset in a OFDM receiver
10/24/2001EP1148685A1 Compensation of sampling frequency offset and local oscillator frequency offset in an OFDM receiver
10/24/2001EP1148684A2 Antenna switching in a receiver for digital broadcasts
10/24/2001EP1148674A2 Pilot use in multicarrier spread spectrum systems
10/24/2001EP1148673A2 Idendification of a base station, using latin-square hopping sequences, in multicarrier spread-spectrum systems
10/24/2001EP1148659A1 OFDM diversity transmission
10/24/2001EP1148652A2 Digital-signal receiving apparatus
10/24/2001EP1147620A1 Apparatus and methods for interference cancellation in spread spectrum communication systems
10/24/2001EP1147618A2 Method and apparatus for reducing peak-to-average ratio in a cdma communication system
10/24/2001EP1072137B1 Coarse frequency synchronisation in multicarrier systems
10/24/2001CN1319288A Method and device for transmission and construction of quasi orthogonal vectors
10/24/2001CN1319283A Non-recursively generated orthogonal PN codes for variable rate CDMA
10/24/2001CN1319278A Method for receiving or sending message
10/24/2001CN1318953A Pilot utilization in orthogonal frequency-division multiplex base spread spectrum multiple access system
10/24/2001CN1318918A Orthogonal frequency-division multiplex transmitting apparatus and method
10/24/2001CN1318917A Orthogonal frequency-division multiplex receiving apparatus and method
10/24/2001CN1318916A Base station recognition for use in spread spectrum multiple access system based on orthogonal frequency-division multiplex
10/24/2001CN1318915A Digital signal receiving apparatus
10/23/2001USRE37420 Automobile on-board and/or portable telephone system
10/23/2001US6307892 Multicarrier communication system and method for peak power control
10/23/2001US6307868 Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
10/23/2001US6307851 System for radio transmission of digital signals between a plurality of subscriber stations and base station
10/18/2001US20010032027 Digital-signal receiving apparatus
10/18/2001US20010031639 Method in wireless telecommunication system, system, transmitter and receiver
10/18/2001US20010031016 Enhanced bitloading for multicarrier communication channel
10/18/2001US20010031010 Method and apparatus for the reflection and transmission of quasi orthogonal vectors
10/18/2001US20010030998 Intelligent rate option determination method applied to ADSL transceiver
10/18/2001US20010030973 Traffic lights in a code division multiple access (CDMA) modem
10/18/2001US20010030939 Bit interleaving for orthogonal frequency division multiplexing in the transmission of digital signals
10/18/2001DE10017747A1 Verfahren zur Regelung des Vielfachzugriffs in Netzwerken Method for controlling the multiple access networks
10/18/2001DE10014676A1 Datenübertragung über ein Stromversorgungsnetz Data transfer via a power supply network
10/18/2001CA2339515A1 Pilot use in orthogonal frequency division multiplexing based spread spectrum multiple access systems
10/17/2001EP1146707A1 Digital modulation signal generator
10/17/2001EP1146694A2 Method of controlling multiple access in networks
10/17/2001EP1146659A1 Communication method and communication device
10/17/2001EP1145573A2 Communication system with reduced power variation and method therefor
10/17/2001EP1145518A1 Multicarrier transmission system with low power sleep mode and rapid-on-capability
10/17/2001EP1145470A1 Synchronization of ofdm signals
10/17/2001EP1145466A1 Data transmission within a spread-spectrum communication system
10/17/2001EP1145456A1 Method for generating complex quasi-orthogonal code and apparatus and method for spreading channel data using the quasi-orthogonal code in cdma communication system
10/17/2001CN1317889A 接收装置 Receiver
10/16/2001US6304611 OFDM modulator and OFDM modulation method for digital modulated wave having guard interval
10/16/2001US6304596 Method and apparatus for reducing signal processing requirements for transmitting packet-based data with a modem
10/16/2001US6304545 Method and circuit arrangement for the correction of phase and/or frequency errors in digital multicarrier signals
10/12/2001CA2344014A1 Method and system for broadcasting a digital data signal within an analog tv signal using orthogonal frequency division multiplexing
10/11/2001WO2001076308A1 Method and device at telecommunication system
10/11/2001WO2001076110A2 Method and apparatus for measuring channel state information
10/11/2001WO2001076104A1 Radio communication apparatus and transmission power control method
10/11/2001WO2001076103A1 Radio communication apparatus and radio communication method
10/11/2001WO2001076098A2 Method and apparatus for controlling transmissions of a communications system
10/11/2001WO2001076083A1 Apparatus and method for spreading channel data in cdma communication system using orthogonal transmit diversity
10/11/2001WO2001050695A8 Method for equalizing data received
10/11/2001WO2001047204A8 Correction of a sampling frequency offset in an orthogonal frequency division multiplexing system by sidelobe analysis of pilot subcarriers
10/11/2001WO2001041313A8 Forward error correction with channel adaptation
10/11/2001WO2000079717A8 Communication system and communication method
10/11/2001WO2000003552A3 Communication system with reduced power variation and method therefor
10/11/2001US20010028692 Digital radio frequency interference canceller
10/11/2001US20010028687 Method and apparatus for generating transmission signal by processing which includes digital quadrature modulation
10/11/2001US20010028678 Method and device for communication
10/11/2001US20010028275 Gain control device for packet signal receiver
10/11/2001EP1145573A3 Communication system with reduced power variation and method therefor
10/11/2001CA2698363A1 Method and apparatus for controlling transmissions of a communications system
10/11/2001CA2690247A1 Method and apparatus for measuring and reporting channel state information in a high efficiency, high performance communications system
10/11/2001CA2690245A1 Method and apparatus for measuring and reporting channel state information in a high efficiency, high performance communications system
10/11/2001CA2375031A1 Radio communication apparatus and radio communication method
10/10/2001EP1143678A2 Synchronisation in a multicarrier broadcast receiver
10/10/2001EP1143677A2 Quadrature modulation
10/10/2001EP1143625A1 Communication device and communication method
10/10/2001EP1142245A1 Ofdm receiver with adaptive equaliser
10/10/2001EP1142172A1 Method and communications assembly for transferring information by using a multi-carrier method
10/10/2001CN1317211A Method in wireless telecommunication system; system, transmitter and receiver
10/10/2001CN1317183A Method and apparatus for reflection and transmission of quasi orthogonal vectors
10/10/2001CN1317175A Mobile telecommunication system comprising adaptive base station antenna
10/10/2001CN1317172A Method for increasing capacity of orthogonal waveform multiple access network, and associated units
10/09/2001US6301268 Communication method for frequency division multiplexing signalling systems with reduced average power requirements
10/09/2001US6301221 Methods and apparatus for encoding data
10/09/2001CA2205818C An improved multi-code code division multiple access receiver
10/04/2001WO2001074106A1 Method for transmitting signalling
10/04/2001WO2001074104A1 Communication terminal and radio communication method
10/04/2001WO2001073999A1 Decoding system and method for digital communications
10/04/2001WO2001073990A1 Base station apparatus and radio communication method
10/04/2001WO2001035556A3 Method and apparatus for transmission and reception of fm in-band on-channel digital audio broadcasting
10/04/2001US20010026602 Digital radio frequency interference canceller
10/04/2001US20010026582 Modem apparatus, communication apparatus and communication control method
10/04/2001US20010026543 Apparatus and method for assigning a common packet channel in a CDMA communication system
10/04/2001US20010026484 Modem apparatus, communication apparatus and communication control method
10/04/2001EP1139628A2 Multicarrier receiver with channel estimation, for multiple access channels
10/04/2001EP1139627A2 Location of a cyclic prefix in a multicarrier signal
10/04/2001EP1139626A2 Location of a cyclic prefix in a multicarrier signal
10/04/2001EP1139624A2 Sampling offset correction in an orthogonal frequency division multiplexing system
10/04/2001EP1139623A1 Reduced complexity FFT window synchronization for an orthogonal frequency division multiplexing system
10/04/2001EP1139596A1 Spread spectrum modulation method with discontinous spreading code, corresponding demodulation method, mobile station and base stations