Patents
Patents for H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
02/2005
02/17/2005WO2005015775A1 System and method for embedding ofdm in cdma systems
02/17/2005US20050036576 Multi-pair gigabit ethernet transceiver
02/17/2005US20050036565 Methods and devices for decoding signals containing noise and distortion
02/17/2005US20050036540 DSL modem apparatus and communication control method
02/17/2005US20050036509 Wireless presentation system
02/16/2005EP1507397A2 DSL Modem apparatus and communication control method
02/16/2005EP1507379A2 A method and apparatus for transmitting data in a multiple carrier system
02/16/2005CN1582580A Digital television (DTV) transmission system using enhanced coding schemes
02/16/2005CN1582540A Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel inversion
02/16/2005CN1581840A Communication controlling method and system
02/16/2005CN1581730A Control system and multiple access method in wireless communication system
02/16/2005CN1581714A CDMA communication device for improving the usability of frequencies and suppressing the occurrence of call loss
02/16/2005CN1190102C Apparatus and method for obtaining up link radio communication system
02/16/2005CN1190019C Reception method and receiver array for a duplex transmission system
02/15/2005US6856652 Bandwidth efficient QAM on a TDM-FDM system for wireless communications
02/15/2005US6856590 OFDM transmission device and OFDM transmission method
02/10/2005WO2005013576A1 Radio packet communication method
02/10/2005WO2004109948A3 Near-end, far-end and echo cancellers in a multi-channel transceiver system
02/10/2005US20050033902 Receiver, transceiver circuit, signal transmission method, and signal transmission system
02/10/2005US20050032533 Transmitting/receiving arrangement, and a method for bidirectional transmission of data via a digital interface in a radio
02/10/2005US20050031054 Digital communication device and digital communication system
02/10/2005US20050030927 Data transmission in a communication system
02/10/2005US20050030925 MC-CDMA downlink transmission method
02/10/2005US20050030912 Use of hybrid (HW/DSP/MCU/SW) architectures for powerline OFDM communication field
02/10/2005US20050030909 Amplifier for downstream and upstream signals
02/10/2005US20050030891 Method and apparatus to select an adaptation technique in a wireless network
02/10/2005US20050030885 Frequency offset differential pulse position modulation
02/10/2005US20050030820 Simultaneous bi-directional transceiver
02/10/2005DE10335003A1 Wireless transmission system between base station and transponder is for stream of data and uses starter signal followed by main body of signal and end signal
02/09/2005EP1505747A2 Method for assigning transmission channels to a mobile station
02/09/2005EP1504579A1 Method and apparatus for reducing peak to average power ratio of a multi-carrier signal
02/09/2005EP1504556A1 Method to check communication link reliability
02/09/2005EP0872060B1 Transmitting and receiving method and radio system
02/09/2005CN1578208A Method and device for allocating a communication signal to multiple carrier frequencies in a multi carrier communication scheme
02/09/2005CN1578182A Reduced computation in joint detection
02/09/2005CN1578176A Method for transmitting radio data between base station and transponder
02/09/2005CN1189000C Signalling transmission using phase rotation techniques in digital communications system
02/09/2005CN1188979C FDD/TDD transceivers for wireless communication equipment
02/08/2005US6853629 Method for frequency division duplex communications
02/03/2005WO2005011167A1 Pilot multiplexing method and transmission/reception device in ofdm system
02/03/2005US20050025494 Method and apparatus for improving noise immunity for low intensity optical communication
02/03/2005US20050025309 Digital subscriber line communicating system
02/03/2005US20050025253 Signal component demultiplexing apparatus, filter apparatus, receiving apparatus, communication apparatus, and communication method
02/03/2005US20050025227 ADSL modem apparatus and communication method thereof
02/03/2005US20050025220 Methods for generating and transmitting frequency hopped signals
02/03/2005US20050025113 Method and device for allocating a communication signal to multiple carrier frequencies in a multi carrier communication scheme
02/03/2005US20050025111 CDMA communication device for improving the usability of frequencies and suppressing the occurrence of call loss
02/03/2005US20050025101 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025097 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025094 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
02/03/2005US20050025093 Control system and multiple access method in wireless communication system
02/03/2005US20050025086 ADSL modem apparatus and communication method thereof
02/03/2005US20050025042 Bi-directional communication channel
02/03/2005US20050025039 Apparatus and method for assigning subchannel in a mobile communication system using orthogonal frequency division multiple access scheme
02/02/2005EP1503610A2 Control system and multiple access method in wireless communication system
02/02/2005EP1503568A2 ADSL modem apparatus and communication method thereof
02/02/2005EP1503556A2 ADSL modem apparatus and communication method thereof
02/02/2005EP1503535A1 Transmitting device and transmitting method
02/02/2005EP1503534A1 Method and device for selecting subcarriers according to quality of service requirements in a multicarrier communications system
02/02/2005CN2676507Y A rate adaption device
02/02/2005CN1575025A Method for controlling operational states of a MAC layer in an OFDM mobile communication system
02/02/2005CN1574800A Differential signal receiving device and differential signal transmission system
02/02/2005CN1574744A Method of real time optimizing multimedia packet transmission rate
02/02/2005CN1187917C Spread spectrum multiaddress based on orthogonal frequency division multiplexing tech.
02/02/2005CN1187916C 数据传输方法 Data transmission method
02/01/2005US6850553 Chirp slope multiple access
02/01/2005US6850507 Apparatus and method for acquiring PN sequence in multicarrier CDMA mobile communication system
02/01/2005CA2384850C Reduced computation in joint detection
02/01/2005CA2265999C Signal transformation method and apparatus
01/2005
01/27/2005WO2005009056A2 Data transmission in a communication system
01/27/2005WO2005008930A2 Methods for generating and transmitting frequency hopped signals
01/27/2005WO2005008928A2 System and method for an upconverter for stacked intermediate frequency carriers
01/27/2005US20050018782 Method and communication system device for the generation or processing of ofdm symbols in a transmission system with spread user data
01/27/2005US20050018781 Digital subscriber line communicating system
01/27/2005US20050018703 Process for the transmission of data by a multi-user, point to multi-point digital data transmission system
01/27/2005US20050018636 Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
01/27/2005US20050018598 Apparatus and method for improved performance in MC-CDMA radio telecommunication systems that use pulse-shaping filters
01/27/2005CA2534988A1 Methods for generating and transmitting frequency hopped signals
01/27/2005CA2531785A1 System and method for an upconverter for stacked intermediate frequency carriers
01/26/2005EP1501251A2 Frame structure for multicarrier transmission
01/26/2005EP1501235A1 Method and apparatus for signal transmission by phantom circuit
01/26/2005EP1500242A2 Adsl system with improved data rate
01/26/2005EP1129555B1 Method and apparatus for determining properties of a signal transmission channel
01/26/2005CN1571549A An adjusting apparatus and method for array antenna send-receive channel
01/26/2005CN1571536A Method for implementing half-duplex IP voice communication
01/26/2005CN1571380A A two-way network communication system and implementing method thereof
01/26/2005CN1571328A Super large-scale cross connection device and method used for synchronous digital transmission system
01/26/2005CN1571327A Anti-jamming method for WLAN self-organization network
01/26/2005CN1186883C Frequency hopping communication device and method
01/25/2005US6847678 Adaptive air interface waveform
01/20/2005WO2005006150A2 Method and system for managing radio resources in a time-slotted communication system
01/20/2005US20050015529 Duplexing system and method using serial-parallel bus matching
01/20/2005US20050013431 Digital subscriber line communicating system
01/20/2005US20050013382 Digital subscriber line communicating system
01/20/2005US20050013327 Transmitting apparatus, receiving apparatus, communication system, and multiplex timing compensation method
01/20/2005US20050013279 Apparatus and method for assigning subchannels in an OFDMA communication system
01/20/2005DE202004016686U1 QAM-Modulator QAM modulator
01/20/2005CA2531752A1 Method and system for managing radio resources in a time-slotted communication system
01/19/2005EP1499051A2 Method and apparatus for the formatting of data for transmission
01/19/2005EP1499035A2 Methods for determining the gains of different carriers, radio transmission units and modules for such units