H04B - Transmission - Patents Sitemap

More topics under "H04B - Transmission" (547,929)
H04B 1 - Details of transmission systems, not covered by a single one of groups; Details of transmission systems not characterised by the medium used for transmission (188,568)
H04B 10 - Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication (73,125)
H04B 11 - Transmission systems employing ultrasonic, sonic or infrasonic waves (1,545)
H04B 13 - Transmission systems characterised by the medium used for transmission, not provided for in groups (1,959)
H04B 14 - Transmission systems not characterised by the medium used for transmission (7,274)
H04B 15 - Suppression or limitation of noise or interference (10,227)
H04B 17 - Monitoring; Testing (29,423)
H04B 3 - Line transmission systems (31,523)
H04B 5 - Near-field transmission systems, e.g. inductive loop type (17,859)
H04B 7 - Radio transmission systems, i.e. using radiation field (186,426)

Patents for H04B - Transmission (2,303)
01/2002
01/03/2002	CA2402428A1 Wireless transceiver with subtractive filter compensating both transmit and receive artifacts
01/02/2002	EP1166452A1 Method of receiving information
01/01/2002	CA2164683C Completely redundant communication system utilizing radiating transmission line
01/01/2002	CA2102644C Spontaneous emission source having high spectral density at a desired wavelength
12/2001
12/27/2001	WO2001045273A3 Duplexer with improved transmission/receiving band separation
12/19/2001	CN1327651A Access channel slot sharing
12/19/2001	CN1076572C Method of allocating frequency bands to different cells and TDMA cellular radio systums
12/11/2001	US6330272 Receiving a spread spectrum data signal using determined weights
12/11/2001	US6330247 Communication protocol between a communication device and an external accessory
12/06/2001	US20010049590 Complex signal decomposition and modeling
12/05/2001	CN1325554A Electrical connector
11/2001
11/13/2001	US6317423 Method for controlling a base station, and base station
11/07/2001	EP1151545A1 Communication protocol between a communication device and an external accessory
11/06/2001	US6313594 Partition wall system having a drive mechanism, and drive system for a partition wall system
10/2001
10/30/2001	CA2228936C Spring operated current generator for supplying controlled electric current to a load
10/18/2001	WO2001078243A1 Radiation-free cellular telephone system
10/18/2001	CA2405189A1 Radiation-free cellular telephone system
10/16/2001	US6304623 Precision timing generator system and method
10/16/2001	US6304563 Method and apparatus for processing a punctured pilot channel
10/10/2001	EP1143628A2 Radiation-free cellular telephone system
10/10/2001	EP0843911B1 Generator
10/04/2001	EP1139581A2 Remote transmitter power control in a contention based multiple access system
09/2001
09/13/2001	WO2001067630A1 Coupling of a head station to a low-voltage power supply network
09/13/2001	WO2001067623A2 Complex signal decomposition and modeling
09/13/2001	US20010021250 Method and device for echo cancelling
09/13/2001	US20010021185 Data transmission method, terminal equipment and data transmission system
08/2001
08/29/2001	EP1127412A2 A system and method for reducing deinterleaver memory requirements through chunk allocation
08/29/2001	EP1127390A1 Electrical connector
08/21/2001	US6278715 System and method for reducing deinterleaver memory requirements through chunk allocation
08/08/2001	EP0947056B1 Method for transmission of data packets
07/2001
07/25/2001	CN1305683A Personal navigator system
07/24/2001	US6266361 Method and architecture for correcting carrier frequency offset and spreading code timing offset in a direct sequence spread spectrum communication system
07/18/2001	CN1304585A Differential line driver
06/2001
06/27/2001	EP1110340A1 Precision timing generator system and method
06/21/2001	WO2001045273A2 Duplexer with improved transmission/receiving band separation
06/21/2001	DE19960299A1 Duplexer mit verbesserter Sende-/Empfangsbandtrennung Duplexer with improved transmission / reception band separation
06/21/2001	CA2392833A1 Duplexer with improved transmission/receiving band separation
06/13/2001	EP1107464A1 Method and device for echo cancelling
06/12/2001	US6247059 Transaction state broadcast method using a two-stage multicast in a multiple processor cluster
06/06/2001	CA2327209A1 Method and device for echo cancelling
05/2001
05/25/2001	WO2000072608A3 Prioritization and flow control of data packets for a spread spectrum multiuser channel
05/16/2001	CN1065995C Method for providing viriable rate data communication chain path
05/15/2001	US6233229 Method of allocating frequency bands to different cells, and TDMA cellular radio system
04/2001
04/26/2001	WO2001029980A1 Multi-mode communications system with efficient oscillator synchronization
04/26/2001	CA2387769A1 Multi-mode communications system with efficient oscillator synchronization
04/18/2001	CN1064772C 语音活动性检测器 A voice activity detector
04/03/2001	USRE37125 Universal demarcation point
03/2001
03/21/2001	CN1288611A Moldable transceiver for use with apparel
03/07/2001	EP1080555A1 Method of synchronisation of a base station network
02/2001
02/28/2001	EP1078514A1 Personal navigator system
01/2001
01/24/2001	CN1281561A Waveform and frame structure for fixed wireless loop synchronous CDMA communications system
01/23/2001	US6178337 Wireless telecommunications system utilizing CDMA radio frequency signal modulation in conjuction with the GSM A-interface telecommunications network protocol
01/16/2001	US6175586 Adjusting a transmitter power level for a spread spectrum transmitter
12/2000
12/26/2000	US6167038 Data transmission method, and a cellular radio system
12/20/2000	EP1060574A2 A differential line driver
12/20/2000	CN1277495A Transceiver for transmitting and receiving at least two channel radio-frequency signal
12/13/2000	EP1059734A2 Transceiver for transmitting and receiving an RF signal on at least two frequency ranges
11/2000
11/30/2000	WO2000072608A2 Prioritization and flow control of data packets for a spread spectrum multiuser channel
11/30/2000	CA2414139A1 Controlling packet data from multiple sources from a spread spectrum communication system
11/02/2000	WO2000065749A1 Method and apparatus for processing a punctured pilot channel
10/2000
10/17/2000	US6134281 Method and apparatus for calibration of a signal processing system utilizing digital down converters
10/17/2000	US6134222 Multiple U channel ISDN communications interface
10/11/2000	EP1043844A2 Method for power control in spread spectrum system
10/04/2000	EP1041728A2 Spread-spectrum system and method
10/04/2000	EP1041727A2 Spread-spectrum system and method
09/2000
09/28/2000	WO2000057564A1 Method of receiving information
09/28/2000	WO2000027036A9 A system and method for reducing deinterleaver memory requirements through chunk allocation
09/27/2000	EP1038222A1 Waveform and frame structure for a fixed wireless loop synchronous cdma communications system
09/08/2000	WO2000044101A3 System for direct communications with a space craft
09/06/2000	EP1032980A1 Moldable transceiver for use with apparel
08/2000
08/23/2000	CN1264514A Connection time free data messaging through telephone networks
08/10/2000	WO2000046932A1 Communication protocol between a communication device and an external accessory
08/10/2000	WO2000027036A3 A system and method for reducing deinterleaver memory requirements through chunk allocation
08/09/2000	EP1025327A1 Drive system for a partition wall system
07/2000
07/27/2000	WO2000044101A2 System for direct communications with a space craft
07/26/2000	EP1021902A2 Method and system for network access over a low bandwidth link
07/19/2000	EP1020041A1 Method and apparatus for increasing receiver immunity to interference
07/12/2000	EP1018222A2 Multiple u channel isdn communications interface
06/2000
06/07/2000	CN1255955A Driving system for partition wall system
06/07/2000	CN1255689A Electronic identification system
05/2000
05/17/2000	EP1001366A2 Electronic identification system
05/16/2000	US6064212 Method for determining the transmission characteristics of an electric line
05/16/2000	CA2169745C Voice activity detector
05/11/2000	WO2000027036A2 A system and method for reducing deinterleaver memory requirements through chunk allocation
05/11/2000	WO2000026999A1 Electrical connector
05/11/2000	CA2349456A1 A system and method for reducing deinterleaver memory requirements through chunk allocation
05/09/2000	US6061647 Voice activity detector
05/04/2000	WO2000025301A1 Method and arrangement for providing comfort noise in communications systems
05/03/2000	EP0998050A2 A method and an arrangement for receiving a frequency modulated and a digitally modulated signal in a mobile station
04/2000
04/12/2000	CN1051431C Base station in a cellular radio system and a cellular radio system
04/11/2000	US6049548 Multi-access CS-P/CD-E system and protocols on satellite channels applicable to a group of mobile users in close proximity
03/2000
03/23/2000	WO2000016493A1 Moldable transceiver for use with apparel
03/23/2000	CA2310827A1 Moldable transceiver for use with apparel
03/21/2000	US6040829 Personal navigator system
03/16/2000	WO2000014910A1 Precision timing generator system and method
03/16/2000	CA2342883A1 Precision timing generator system and method
02/2000
02/24/2000	DE19836602A1 Modularer Satellit Modular Satellite
02/24/2000	DE19836582A1 Correcting carrier wave frequency shift in direct sequence band spread communication system
02/23/2000	EP0980620A2 Connection time free data messaging through telephone networks
02/16/2000	EP0979775A2 Modular satellites in satellite formation

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