Patents
Sitemap › H04 - Electric communication technique › H04B - Transmission › 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
Patents for 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)
10/1996
10/31/1996DE19616779A1 Automatische Stromwahl- und Stromversorgungsvorrichtung für einen Mehrfach-Low-Noise-Wandlerblock Automatic Stromwahl- and power supply apparatus for a multiple-low-noise block converter
10/31/1996DE19515805A1 Data reduction for digitised audio signal
10/31/1996DE19514993A1 Bidirectional aerial amplifier for telecommunication signals
10/31/1996CA2219485A1 Full duplex ultrawide-band communication system and method
10/31/1996CA2219229A1 Interrogator for electronic identification system
10/31/1996CA2193741A1 An autonomous remote measurement unit for a personal communications service system
10/30/1996EP0740428A1 Tonality for perceptual audio compression based on loudness uncertainty
10/30/1996EP0740427A1 Transmitting and receiving apparatus
10/30/1996EP0740426A2 Cabinet for wireless apparatus
10/30/1996EP0740422A2 Power control circuit for transmission apparatus
10/30/1996EP0740415A1 Switching circuit for a satellite broadcasting converter
10/30/1996EP0740274A2 Road/vehicle communication method and device
10/30/1996EP0739575A1 Base station receiver equipment
10/30/1996EP0739569A1 System and method for transmitting picture or sound signals
10/30/1996CN1134633A Spread spectrum communication terminal apparatus in CDMA cellular telephone system
10/30/1996CN1134632A FM multiplexed broadcast receiving apparatus
10/30/1996CN1134631A FM multiplex broadcast receiving apparatus comprising detachable storing medium
10/30/1996CN1134581A Error hiding method and its apparatus for audible signal
10/29/1996US5570392 Phase generator
10/29/1996US5570363 Transform based scalable audio compression algorithms and low cost audio multi-point conferencing systems
10/29/1996US5570351 Multi-user communication system employing spread signatures
10/29/1996US5570344 Synchronous digital hierarchy transmission device and method for exchanging synchronous digital hierarchy transmission device units
10/29/1996US5569965 Control method for reducing quiescent current
10/29/1996CA2071866C Interference reduction using an adaptive receiver filter, signal strength, and ber sensing
10/24/1996WO1996033585A1 Battery-powered radio transceiver with improved battery life and method of operation
10/24/1996WO1996033581A2 Transmission system with improved tone detection
10/24/1996WO1996033569A1 Personal multifunction wrist-device
10/24/1996WO1996033561A1 Broadcast system with associated data transmission capabilities
10/24/1996WO1996033559A2 Concealment method and arrangement and reproducing apparatus provided with the concealment arrangement
10/24/1996WO1996033555A1 Temperature compensated automatic gain control
10/24/1996WO1996033423A1 Radio-interrogatable sensor using surface wave technology
10/24/1996WO1996033328A2 Advanced embedded code hopping system
10/24/1996WO1996025822A3 Multi-channel common-pool distributed data storage and retrieval system
10/24/1996DE19614979A1 Computer wireless communications device
10/24/1996DE19548602A1 Speech control arrangement for electronic equipment esp. videotelephone
10/24/1996CA2220833A1 Advanced embedded code hopping system
10/24/1996CA2218686A1 Temperature compensated automatic gain control
10/24/1996CA2218343A1 Broadcast system with associated data transmission capabilities
10/23/1996EP0739149A2 Radio communication system and radio communication terminal
10/23/1996EP0739120A1 Speech circuit for subscriber telephone apparatus
10/23/1996EP0739104A1 Car radio receiver comprising a memory for storing certain elements of vocabulary
10/23/1996EP0739101A2 Spread spectrum signal receiving apparatus
10/23/1996EP0739100A2 Ancillary data processing circuit for audio decoding system
10/23/1996EP0739090A1 Transceiver and method for generating and processing of complex I/Q-signals
10/23/1996EP0738984A1 Object identification system
10/23/1996EP0738452A1 Selective call system
10/23/1996EP0738450A1 Consumer interface for a digital television system
10/23/1996EP0738449A1 A digital television system channel guide having a limited lifetime
10/23/1996EP0738445A1 Clear channel selection system for a cordless telephone
10/23/1996EP0738442A1 Dual mode receiver having battery saving capability
10/23/1996EP0738441A1 Encoding and decoding of a wideband digital information signal
10/23/1996EP0738440A1 Global video communications systems
10/23/1996CN1134205A Method for eliminating multiple-access interference and mobile station
10/23/1996CN1134067A Transmitter and transceiver
10/22/1996US5568561 Differential line receiver with common-mode AC bootstrapping
10/22/1996US5568558 Adaptive noise cancellation device
10/22/1996US5568537 Transportable mobile cellular system
10/22/1996US5568536 Selective reconfiguration method and apparatus in a multiple application personal communications device
10/22/1996US5568520 Slope drift and offset compensation in zero-IF receivers
10/22/1996US5568513 Standby power savings with cumulative parity check in mobile phones
10/22/1996US5568512 Communication system having transmitter frequency control
10/22/1996US5568510 Apparatus and method for obtaining synchronism between a base station and a portable unit arranged for operation in a frequency hopping system
10/22/1996US5568509 Dynamic code division multiple access communication system
10/22/1996US5568508 Interlaced geometric harmonic modulation
10/22/1996US5568507 Geometric harmonic modulation (GHM) - analog implementation
10/22/1996US5568483 Method and apparatus for the formatting of data for transmission
10/22/1996US5568473 Method and apparatus for simple and efficient interference cancellation for chip synchronized CDMA
10/22/1996US5568453 Radio having a recording and reproducing unit responsive to a radio wave of a predetermined frequency
10/22/1996US5568095 Balanced oscillator and transmitter arrangement
10/22/1996US5568088 Waste energy control and management in power amplifier
10/22/1996US5568087 Pre-distorting linearization circuit
10/22/1996US5568064 Bidirectional transmission line driver/receiver
10/22/1996US5567925 Data collection terminal
10/22/1996CA2174487A1 Receiving apparatus and communication apparatus
10/22/1996CA2084475C Automated voice operated transmitter control
10/22/1996CA2066420C Dual mode automatic frequency control
10/22/1996CA1338675C Actuator and communication systems
10/19/1996CA2174392A1 Object identification system
10/17/1996WO1996032829A1 Compact transponder and method for making same
10/17/1996WO1996032817A1 Transmission of voice-frequency signals in a mobile telephone system
10/17/1996WO1996032786A1 Portable communication terminal and method for controlling the terminal
10/17/1996WO1996032785A1 Analog spread spectrum wireless speaker system
10/17/1996WO1996032784A2 Communications system and transmitting means therefor
10/17/1996WO1996032783A1 Interface for portable communications device
10/17/1996WO1996032782A1 Compensated ring mixers
10/17/1996WO1996032710A1 System for compression and decompression of audio signals for digital transmission
10/17/1996WO1996032703A1 Writing tool with integrated radio signal receiver
10/17/1996DE19535356C1 Method of demodulating amplitude modulated high frequency signals
10/17/1996DE19533105A1 High sensitivity non-directional loop antenna arrangement e.g for high frequency
10/17/1996CA2217956A1 Compact transponder and method for making same
10/17/1996CA2211137A1 Transmission of voice-frequency signals in a mobile telephone system
10/16/1996EP0738062A2 Interference canceller employing a decision feedback equaliser
10/16/1996EP0738054A2 PLL circuit for use in a digital broadcast receiver
10/16/1996EP0738050A2 Spread spectrum communication apparatus
10/16/1996EP0738049A1 Spread spectrum signal receiver using an autoadaptive detection threshold
10/16/1996EP0738023A2 Antenna device
10/16/1996EP0737911A1 Image projection system and method of controlling a projected pointer
10/16/1996EP0737868A1 Delay locked loop for use in a GPS receiver
10/16/1996EP0737387A1 Identification/authentication coding method and apparatus
10/16/1996EP0737380A1 A wireless digital synchronized diversity receiver
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