Patents
Sitemap › H04 - Electric communication technique › H04J - Multiplex communication › H04J 11 - Orthogonal multiplex systems
Patents for H04J 11 - Orthogonal multiplex systems (25,498)
03/2005
03/23/2005CN1599368A Transmission/reception systems for uwb communication and methods thereof for mitigating interference
03/23/2005CN1599300A Method of assigning one or more spreading sequences to users of a multi carrier transmission network
03/23/2005CN1599299A Method of dynamically assigning spreading sequences to users of a multi carrier transmission network
03/23/2005CN1599298A OFDM frequence synchronous method at multi-path channel
03/23/2005CN1194515C Strong anti-jamming digit modulating and demodulating plan for radio communication with fade
03/22/2005US6871046 Radio transmitting apparatus and radio transmitting method
03/22/2005US6870826 Multicarrier transfer system and multicarrier modulation method
03/22/2005US6870825 Pilot signal transmission in a multi-transmit antenna wireless communication system
03/22/2005CA2345999C Method and apparatus for demodulating and equalizing an am compatible digital audio broadcast signal
03/17/2005WO2005025102A1 Apparatus and method for reducing papr in ofdm communication system
03/17/2005WO2005025101A1 Transmitter apparatus, receiver apparatus, transmitting method, receiving method, and program
03/17/2005WO2005006622B1 Multi-carrier transmitter apparatus, multi-carrier receiver apparatus, and multi-carrier communication method
03/17/2005US20050058218 Methods and apparatus for offset chirp modulation
03/17/2005US20050058156 Method for data-signal quality control, a related receiver and a related transmitter
03/17/2005US20050058153 Common signaling method
03/17/2005US20050058121 Ultra-wideband communication protocol
03/17/2005US20050058115 Method and apparatus for data allocation in an overlapenable communication system
03/17/2005US20050058114 Ultra-wideband communication protocol
03/17/2005US20050058104 Relay apparatus, terminal apparatus and relay method
03/17/2005US20050058102 Ultra-wideband communication protocol
03/17/2005US20050058092 Channel characteristics estimation system, channel characteristics estimation method, communication apparatus, and communication method
03/17/2005US20050058059 Optimized FFT/IFFT module
03/17/2005US20050058058 Ranging method in a mobile communication system using orthogonal frequency division multiple access
03/16/2005EP1515532A1 Method, transmitter and receiver for data signal quality control
03/16/2005EP1515504A1 Apparatus and method for reducing PAPR in OFDM communication system
03/16/2005EP1515468A1 Ofdm receiving apparatus and ofdm signal correcting method
03/16/2005EP1515456A1 Radio communication system and scheduling method
03/16/2005EP1125383B1 A variable clock rate correlation circuit and method of operation
03/16/2005EP0815677B1 Multicarrier communication system and method for peak power control
03/16/2005CN2686247Y Single carrier wave frequency domain equalizing (SC-FDE) base station with automatic retry request mechanism of physical layer
03/16/2005CN2686246Y Orthogonal frequency division multiple access (OFDMA) base station with automatic request-repeat mechanism of physical layer
03/16/2005CN2686216Y Wideband fixing wireless switch-in user equipment with automatic repeat request mechanism of physical layer
03/16/2005CN1596516A Multi-carrier transmitting apparatus and multi-carrier transmitting method
03/16/2005CN1595953A Method for data-signal quality control, a related receiver and a related transmitter
03/16/2005CN1595855A A novel method for decreasing peak-to-average ratio of OFDM signal
03/16/2005CN1193639C Channel set-up in wideband, code division multiple access systems
03/16/2005CN1193563C Multicarrier receiver with channel estimator
03/16/2005CN1193528C Apparatus for incorporating multiple data rates in an orthogonal direct sequence code division multiple access (ODS-CDMA) communications system
03/16/2005CN1193524C Demodulation device for subcarrier frequency signals
03/16/2005CN1193507C Improved ADSL compatible discrete multiple audio frequency device
03/15/2005US6868118 Discrete multi-tone processor in asymmetric digital subscriber line modem
03/15/2005US6868056 Apparatus and method for OFDM communication
03/15/2005CA2208085C Cdma communication method and group spreading modulator
03/10/2005WO2005022799A1 Transmission device, transmission method, and storage medium
03/10/2005WO2005022797A2 Synchronization in a broadcast ofdm system using time division multiplexed pilots
03/10/2005WO2005022794A2 Combined inverse fast fourier transform and guard interval processing for efficient implementation of ofdm based systems
03/10/2005US20050053092 Apparatus and method for controlling an Ethernet switch's bandwidth
03/10/2005US20050053036 Multi-carrier communication system, multi-carrier receiver apparatus and multi-carrier transmitter apparatus
03/10/2005US20050052990 Orthogonal frequency division multiplexing error vector magnitude calibration based on separate multi-tone measurement
03/10/2005CA2537534A1 Multiplexing and transmission of multiple data streams in a wireless multi-carrier communication system
03/10/2005CA2537267A1 Synchronization in a broadcast ofdm system using time division multiplexed pilots
03/10/2005CA2536817A1 Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (ofdm) systems
03/09/2005EP1513297A1 A method for dynamic allocation of codes to a base station
03/09/2005EP1512304A1 Method, system, and network entity, for adaptive reservation of channelization codes and power
03/09/2005CN1593046A Partial response signaling for orthogonal frequency division multiplexing
03/09/2005CN1593018A Digital communication method and system
03/09/2005CN1592290A Communication method, apparatus and system
03/09/2005CN1592164A Ultra-short wave wideband data communication system
03/03/2005WO2005020490A1 Methods and apparatus of power control in wireless communication systems
03/03/2005WO2005020489A1 Radio communication apparatus and subcarrier assignment method
03/03/2005WO2005020488A1 Radio communication apparatus and subcarrier assignment method
03/03/2005WO2005020473A1 Method and apparatus for providing uplink packet data service in asynchronous wcdma system
03/03/2005US20050048979 Method for configuring and allocating forward channel in orthogonal frequency division multiple access frequency division duplex system
03/03/2005US20050047482 Application of a pseudo-randomly shuffled Hadamard function in a wireless CDMA system
03/03/2005US20050047444 TFI-OFDM transmission/reception systems for UWB communication and methods thereof for mitigating interference from simultaneously operating piconets
03/03/2005US20050047325 Combined inverse fast fourier transform and guard interval processing for efficient implementation of OFDM based systems
03/03/2005CA2535555A1 Methods and apparatus of power control in wireless communication systems
03/02/2005EP1511262A2 Digital subscriber line communicating system
03/02/2005EP1511261A2 Digital subscriber line communicating system
03/02/2005EP1511260A2 Digital subscriber line communicating system
03/02/2005EP1511259A2 Digital subscriber line communicating system
03/02/2005EP1511258A2 Digital subscriber line communicating system
03/02/2005EP1511257A2 Digital subscriber line communicating system
03/02/2005EP1511256A2 Digital subscriber line communicating system
03/02/2005EP1511206A1 Method of assigning one or more spreading sequences to users of a multi carrier transmission network
03/02/2005EP1511205A1 Method of dynamically assigning spreading sequences to users of a multi carrier transmission network
03/02/2005EP1510097A1 Dynamic channelization code allocation
03/02/2005EP1510055A1 Phase error correction using despread signals
03/02/2005EP1510014A1 Data detection for codes with non-uniform spreading factors
03/02/2005EP0985283B1 Device and method for exchanging frame messages of different lengths in a wireless communication system
03/02/2005CN1588833A Distribution method for orthogonal variable frequency extension factor code
03/01/2005US6862451 Cellular radio signal with additional channel assigned to downlink, corresponding method, system and base station
03/01/2005US6862325 Multi-standard channel decoder
03/01/2005US6862321 Method and apparatus for generating transmission signal by processing which includes digital quadrature modulation
03/01/2005US6862314 Receiver architecture for a multi scrambling code transmission CDMA technique
03/01/2005US6862271 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes
03/01/2005US6862262 OFDM communication device and detecting method
02/2005
02/24/2005WO2005018126A1 Radio transmitting apparatus and radio transmitting method
02/24/2005WO2005018125A1 Multicarrier communication apparatus, multicarrier communication system, and transmission power control method
02/24/2005WO2005018103A1 Method and device for encrypting a digital data stream in a transmission system
02/24/2005US20050044576 Single wire return device in a fiber to the home system
02/24/2005US20050041730 DSL modem apparatus and communication control method
02/24/2005US20050041630 Method for code re-allocation in telecommunication systems, related system and computer product
02/24/2005US20050041573 Ranging method in a broadband wireless access communication system
02/23/2005EP1509017A2 DSL modem apparatus and communication control method
02/23/2005EP1509016A1 Apparatus and method for assigning groups of subcarriers in an OFDM system
02/23/2005EP1508233A1 Method and device for synchronization upon reception of a signal and echoes
02/23/2005EP1508232A1 Method and device for estimating the transfer function of a channel for the variable transmission of a multicarrier signal
02/23/2005EP1213854B1 Capacity management in a CDMA system
02/23/2005EP1213846B1 Code division multiple access communication system
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