| 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) |
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| 06/21/1995 | CA2111949A1 Headset for cellular telephones |
| 06/20/1995 | USRE34976 Analog/digital voice storage cellular telephone |
| 06/20/1995 | US5426697 For coupling local telecommunications equipment |
| 06/20/1995 | US5426670 Interference compensating circuit including a matched filter followed by a median filter |
| 06/20/1995 | US5426666 Communication apparatus |
| 06/20/1995 | US5426665 Signal compression systems |
| 06/20/1995 | CA2049735C Portable radio equipment |
| 06/20/1995 | CA2026093C Mobile telephone system capable of adapting a portable telephone set |
| 06/16/1995 | CA2135415A1 Device and method for efficient utilization of allocated transmission medium bandwidth |
| 06/15/1995 | WO1995016333A1 Method and apparatus for compressing, method for transmitting, and method and apparatus for expanding compressed multi-channel sound signals, and recording medium for compressed multi-channel sound signals |
| 06/15/1995 | WO1995016319A1 Method and apparatus for creating a composite waveform |
| 06/15/1995 | WO1995016263A1 Information processing method, information processing device and media |
| 06/14/1995 | EP0658048A1 Method for connecting av equipment to av system |
| 06/14/1995 | EP0658030A1 Foldable portable radiotelephone |
| 06/14/1995 | EP0658017A1 FM stereo broadcasting apparatus and method, using digital signal processing |
| 06/14/1995 | EP0658012A2 Subband encoding/decoding apparatus and method |
| 06/14/1995 | EP0658011A1 Electronic equipment with detachable control panel |
| 06/14/1995 | EP0658010A1 Communications systems |
| 06/14/1995 | EP0658009A1 Remote control devices |
| 06/14/1995 | EP0360803B1 Portable communications receiver with separate information presentation means |
| 06/14/1995 | CN2200895Y Three-way suitch device combined by wired and wireless |
| 06/14/1995 | CN1028945C Radio pager with variable gain setting controlled according to presence and absence of sync codes |
| 06/13/1995 | US5425059 Adaptive receiving apparatus for digital communication system |
| 06/13/1995 | US5425051 Radio frequency communication network having adaptive parameters |
| 06/13/1995 | US5425050 Television transmission system using spread spectrum and orthogonal frequency-division multiplex |
| 06/13/1995 | US5425049 Staggered frequency hopping cellular radio system |
| 06/13/1995 | US5424859 Transceiver for wireless in-building communication sytem |
| 06/13/1995 | US5424722 Device for displaying remaining electric energy of battery |
| 06/13/1995 | US5424674 Wide dynamic range detection circuit |
| 06/13/1995 | CA2048457C Hands free telephone set |
| 06/13/1995 | CA2024180C Antenna system for portable radio apparatus |
| 06/11/1995 | CA2135856A1 Low power, addressable data communication device and method |
| 06/08/1995 | WO1995015657A1 An operations center with video storage for a television program packaging and delivery system |
| 06/08/1995 | WO1995015642A1 Device for switching between a telephone handset and a substitute secondary apparatus |
| 06/08/1995 | WO1995015640A1 Method and apparatus for locating and tracking a qpsk carrier |
| 06/08/1995 | WO1995015639A1 Method and apparatus for multi-phase component downconversion |
| 06/08/1995 | WO1995015623A1 A method for controlling a radio unit |
| 06/08/1995 | WO1995015621A1 A telecommunication system, and a first station, a second station, and a transceiver for use in such a system |
| 06/08/1995 | WO1995015620A1 Radio set |
| 06/08/1995 | WO1995015619A1 Case for cellular phone containing a spare battery |
| 06/08/1995 | WO1995015618A1 Bridging amplifier arrangement for a group of receivers |
| 06/08/1995 | DE4340986A1 Time-code radio receiver synchronised clock |
| 06/08/1995 | CA2177569A1 Method and apparatus for locating and tracking a qpsk carrier |
| 06/07/1995 | EP0656713A1 Phase offset estimation for PSK receiver |
| 06/07/1995 | EP0656701A2 Method and apparatus for monitoring adjacent channels in an FDMA communications system |
| 06/07/1995 | EP0656698A1 A frequency error correction in a DSSS receiver |
| 06/07/1995 | EP0656693A2 Method and apparatus for operating a radio telephone |
| 06/07/1995 | EP0656692A2 Shielding for a radio telephone |
| 06/07/1995 | EP0656162A1 Cdma communication system |
| 06/07/1995 | EP0656161A1 Apparatus and method for frequency translation in a communication device |
| 06/07/1995 | EP0434817B1 Proximity detecting apparatus |
| 06/07/1995 | CN2200258Y Double system frequency modulation additional channel broadcasting receiver |
| 06/07/1995 | CN2200257Y Wireless alarm device for BP telephone set |
| 06/07/1995 | CN2200249Y Domestic remote control protecting switch |
| 06/07/1995 | CN1103524A Detection of multiple articles |
| 06/07/1995 | CN1028826C Method and device for processing analog signal |
| 06/06/1995 | US5423086 Dual port memory communication for a radio frequency device and a personal computer |
| 06/06/1995 | US5423085 Method and apparatus for digital automatic frequency control of TDM communications systems |
| 06/06/1995 | US5423083 Selector adaptor for converting a cellular phone to a bag phone |
| 06/06/1995 | US5423082 Method for a transmitter to compensate for varying loading without an isolator |
| 06/06/1995 | US5423080 Microwave transceiver using the technique of multilayer printed circuits |
| 06/06/1995 | US5423078 Dual mode power amplifier for analog and digital cellular telephones |
| 06/06/1995 | US5423077 Radio telephone suitable for portable and vehicle-mounted use |
| 06/06/1995 | US5423076 Superheterodyne tranceiver with bilateral first mixer and dual phase locked loop frequency control |
| 06/06/1995 | US5423075 Combined radio transmission and reception apparatus with a PLL circuit |
| 06/06/1995 | US5423074 AM-FM transmitter power amplifier |
| 06/06/1995 | US5423001 Data transmission and apparatus, data processing apparatus and a neural network which utilize phase shifted, modulated, convolutable pseudo noise |
| 06/06/1995 | US5422955 Wireless amplification system for musical instruments |
| 06/06/1995 | US5422952 Dynamic radio communications system |
| 06/06/1995 | US5422950 Remote terminal channel unit for telephone transmission lines |
| 06/06/1995 | US5422931 Dual mode portable cellular telephone having switch control of the rf signal path to effectuate power savings |
| 06/06/1995 | US5422909 Method and apparatus for multi-phase component downconversion |
| 06/06/1995 | US5422908 Phased array spread spectrum system and method |
| 06/06/1995 | US5422889 Offset correction circuit |
| 06/06/1995 | US5422877 Dual bus switching |
| 06/06/1995 | US5422816 Portable personal navigation tracking system |
| 06/06/1995 | US5422783 Modular casing for a remote control having upper housing member slidingly received in a panel section |
| 06/06/1995 | US5422752 Optical transmission system |
| 06/06/1995 | US5422681 Satellite broadcast receiving apparatus capable of forming co-distributing system |
| 06/06/1995 | US5422675 Adaptive modulation/demodulation signal processing |
| 06/06/1995 | US5422656 Personal communicator having improved contrast control for a liquid crystal, touch sensitive display |
| 06/06/1995 | US5422636 System monitoring programmable implantable transponder |
| 06/06/1995 | CA2013982C Functionally modifiable cable television converter system |
| 06/06/1995 | CA1335826C Angle modulator |
| 06/04/1995 | CA2132780A1 Method and apparatus for operating a radiotelephone in an extended stand-by mode of operation for conserving battery power |
| 06/01/1995 | WO1995015064A2 Low-power frequency-hopped spread spectrum acknowledgement paging system |
| 06/01/1995 | WO1995015041A1 A transmission system, and a transmitter and a receiver for use in such a system |
| 06/01/1995 | WO1995015035A1 Method and apparatus for testing telecommunications equipment |
| 06/01/1995 | WO1995015027A1 Direct entry remote control with channel scan |
| 06/01/1995 | WO1995014937A1 Pseudorandom noise ranging receiver which compensates for multipath distortion by making use of multiple correlator time delay spacing |
| 06/01/1995 | WO1995014936A1 Direction finding and mobile location system for trunked mobile radio systems |
| 06/01/1995 | WO1995014935A1 Multi-path resistant frequency-hopped spread spectrum mobile location system |
| 06/01/1995 | DE4441720A1 Vorrichtung zur Temperaturüberwachung A temperature monitoring device |
| 06/01/1995 | DE4193233C2 Einrichtung und Verfahren zur Gleichstromversatz-Korrektur für einen Empfänger Apparatus and method for DC offset correction for a receiver |
| 06/01/1995 | DE3152560C2 Method and device for processing a measurement signal subject to fluctuations |
| 06/01/1995 | CA2171864A1 Method and apparatus for testing telecommunications equipment |
| 05/31/1995 | EP0655876A1 Perceptual coding of audio signals |
| 05/31/1995 | EP0655844A2 Method and apparatus for forming intermediate frequency signals |
| 05/31/1995 | EP0655178A1 Identification apparatus |
| 05/31/1995 | EP0655161A1 Lost frame concealment |