Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission
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)
02/2004
02/05/2004US20040022304 Ultra-wideband communication though local power lines
02/04/2004EP0680675B1 Communication process in a radio telephone system
02/04/2004CN1473444A Method and apparatus for network-assisted automatic confirmation of short message service delivery
01/2004
01/29/2004WO2004010592A2 Handheld device having ultrasonic transducer for axial transmission of acoustic signals
01/29/2004US20040017265 Device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
01/15/2004WO2004006446A2 Hypothetical reference decoder for compressed image and video
01/15/2004US20040008996 Optical transceiver module with power integrated circuit
01/14/2004EP1381171A2 Fast forward link power control in a code division multiple access system
01/08/2004WO2004004139A2 System and method for communicating images between intercommunicating users
01/08/2004WO2004004137A2 Apparatus, and associated method, for performing joint equalization in a multiple-input, multiple-output communication system
01/08/2004US20040005007 Hypothetical reference decoder for compressed image and video
01/02/2004EP1374625A2 Transmissions in a communication system
01/01/2004US20040001537 Apparatus, and associated method, for performing joint equalization in a multiple-input, multiple-output communication system
12/2003
12/31/2003WO2004001988A2 Reduced latency for recovery from communications errors
12/31/2003WO2004001986A2 Repeater for extending range of time division duplex communication system
12/31/2003CA2490778A1 Reduced latency for recovery from communications errors
12/30/2003US6671308 Spread spectrum adaptive power control
12/24/2003WO2003107545A2 Methods for identifying compounds for treating disease states
12/24/2003DE20312162U1 Funknetz-Controller zur Kanalumschaltung für Multimediaübertragungen und Multicast-Dienste Radio network controller for channel switching for multimedia transmission and multicast services
12/23/2003US6668049 Systems and methods for intelligent third-party redirection of an incoming call via a display-based communication center
12/18/2003WO2003052970A3 System and method for data packet transport in hybrid wireless communication system
12/17/2003EP1371142A2 Fare rules summarizer for travel planning
12/17/2003CN1131654C Prioritization and control of data flow for spread spectrum multiuser channel
12/17/2003CN1131608C Method for controlling base station, and base station
12/11/2003WO2003103155A2 Remote application correction
12/11/2003US20030227980 Ultra wideband (UWB) transmitter architecture
12/10/2003CN1461164A Portable terminal device and its control method
12/03/2003EP1367759A1 Method and system for interference suppression in a TDMA and/or FDMA transmission
12/03/2003EP1367487A1 Remote application correction
12/03/2003CN1460337A Hub and probe system and method
11/2003
11/27/2003WO2003007487A8 Method and apparatus for image representation by geometric and brightness modeling
11/20/2003US20030214525 System and method for managing object based clusters
11/13/2003WO2003094363A2 Switch frame, method of transmitting the switch frame and a quality indicator channel structure including the switch frame
11/06/2003US20030206541 Switch frame, method of transmitting the switch frame and a quality indicator channel structure including the switch frame
10/2003
10/30/2003WO2003090364A2 Orthogonalized spatial multiplexing for wireless communication
10/30/2003WO2003055082A3 Third-party redirection of an incoming call via a display-based communication center
10/23/2003WO2003088509A2 Data-directed frequency-and-phase lock loop for decoding an offset-qam modulated signal having a pilot
10/23/2003US20030198282 Orthogonalized spatial multiplexing for wireless communication
10/22/2003CN1451207A Coupling of a Head station to a Low-voltage power supply network
10/22/2003CN1125517C Electrical connector
10/21/2003US6636573 Precision timing generator system and method
10/16/2003WO2003085845A2 Low bias method for estimating small signal-to-noise ratio
10/16/2003WO2003065592A3 Method and system for communicating broadband content
10/16/2003WO2002075937A3 Fare rules summarizer for travel planning
09/2003
09/25/2003WO2003079558A2 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
09/25/2003WO2003007487A3 Method and apparatus for image representation by geometric and brightness modeling
09/25/2003US20030181209 Method and apparatus for communicating with one of plural devices associated with a single telephone number during a disaster and disaster recovery
09/25/2003CA2479173A1 A device for coupling radio frequency energy from various transmission lines using variable impedance transmission lines
09/24/2003CN1444801A Radiation-free cellular telephone system
09/17/2003EP1344356A2 Method and apparatus for interfacing to a radio frequency unit in a bluetooth communication system
09/11/2003US20030169155 Power line communication system and method of using the same
09/04/2003WO2003073623A2 System and method for concurrent multimodal communication session persistence
08/2003
08/28/2003US20030162561 System and method for concurrent multimodal communication session persistence
08/27/2003EP1338155A2 Method and apparatus for network-assisted automatic confirmation of short message service delivery
08/26/2003US6611548 Multipath processor
08/21/2003WO2003069787A2 System and method for fault tolerant multimedia communication
08/20/2003CN1437797A Wireless transceiver with subtractive filter compensating both transmit and receive artifacts
08/14/2003US20030152080 System and method for fault tolerant multimedia communication
08/07/2003WO2003065592A2 Method and system for communicating broadband content
07/2003
07/31/2003US20030142667 Method and system for communicating broadband content
07/23/2003EP1329027A2 Filter for electromagnetically transmitted signals
07/16/2003EP1179279B1 Prioritization and flow control of data packets for a spread spectrum multiuser channel
07/10/2003US20030128783 Precision timing generator apparatus and associated methods
07/09/2003CN1114024C Driving system for partition wall system
07/03/2003WO2003055082A2 Third-party redirection of an incoming call via a display-based communication center
06/2003
06/26/2003WO2003052970A2 System and method for data packet transport in hybrid wireless communication system
06/26/2003WO2003003593A3 Method and apparatus for controlling gain level of a supplemental channel in a cdma communication system
06/26/2003CA2469328A1 System and method for data packet transport in hybrid wireless communication system
06/25/2003EP1320935A2 Improvements in or relating to electronic systems
06/19/2003US20030112779 System and method for data packet transport in hybrid wireless communication system
06/11/2003EP1317828A2 Active terminating device with optional line-receiving and line-driving capabilities
06/10/2003US6577691 Precision timing generator apparatus and associated methods
06/04/2003CN1422019A Satellite live telecast system
06/04/2003CN1422018A Satellite live telecast system
05/2003
05/02/2003EP1307025A2 A distributed computer system
05/02/2003EP1307024A2 A distributed computer system
05/02/2003EP1307023A2 A distributed computer system
05/02/2003EP1307022A2 System fo facilitate ordering of an item
05/02/2003EP1305887A2 Multi-protocol receiver
04/2003
04/30/2003CN1107389C Satellite direct broadcast system
04/24/2003US20030076194 Duplexer with improved transmission/receiving band separation
04/16/2003CN1411632A Duplexer with improved transmission/receiving band separation
04/16/2003CN1411194A Data stream priority and control for spread spectrum multi-user channel
04/08/2003CA2078370C Cellular radio communications system
04/03/2003WO2003028243A1 Communication system using leakage transmission line
04/02/2003CN1104691C Distributed computer system
03/2003
03/27/2003WO2003005525A3 System and method for managing object based clusters
03/26/2003EP1295404A2 Wireless transceiver with subtractive filter compensating both transmit and receive artifacts
03/19/2003CN1103515C Personal communicator
03/13/2003US20030048505 Techniaue for live insertion of transceiver modules in a telecommunication system
03/06/2003WO2002069509A3 Method and system for transferring funds and video messages
02/2003
02/26/2003CN1399817A Multi-mode communications system with efficient oscillator synchronization
02/18/2003US6520808 Anti-crosstalk connector
02/13/2003WO2002023839A3 Active terminating device with optional line-receiving and line-driving capabilities
02/12/2003CN1396721A Method and device for raising noise immunity of receiver
01/2003
01/30/2003WO2003009589A1 Precision timing generator apparatus and associated methods
01/30/2003US20030020994 Optical system and method in an optical system
01/23/2003WO2003007487A2 Method and apparatus for image representation by geometric and brightness modeling
01/23/2003WO2003007486A2 Geometric and brightness modeling of images
01/23/2003US20030018500 Fare rules summarizer for travel planning
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