| 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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| 12/04/1997 | WO1997046032A1 Apparatus for upgrading of a one-way message transmission system |
| 12/04/1997 | WO1997045995A1 Arrangement for suppressing an interfering component of an input signal |
| 12/04/1997 | WO1997045977A1 Channel protection in data-communication and data telecommunication system |
| 12/04/1997 | WO1997045970A1 Subscriber unit for cdma wireless communication system |
| 12/04/1997 | WO1997045969A1 Repeater with variable bandwidth |
| 12/04/1997 | WO1997045966A1 Channel hopping in a radio communications system |
| 12/04/1997 | WO1997045965A1 Method and apparatus for splicing compressed information streams |
| 12/04/1997 | WO1997045964A1 Transportable communications system |
| 12/04/1997 | WO1997045963A2 A receiver, a demodulator, and a demodulation method |
| 12/04/1997 | WO1997045962A1 Method of transmitting and receiving data, system and receiver therefor |
| 12/04/1997 | DE19621609A1 Verfahren zur Verarbeitung von Daten mit einem Rundfunkempfänger A method of processing data with a broadcast radio receiver |
| 12/04/1997 | CA2253274A1 Channel hopping in a radio communications system |
| 12/04/1997 | CA2206652A1 Baud-rate-independent asvd transmission built around g.729 speech-coding standard |
| 12/03/1997 | EP0810802A2 Intermittent receiving apparatus capable of reducing current consumption |
| 12/03/1997 | EP0810742A2 Direct sequence code division multiple access transmission method using pilot symbols |
| 12/03/1997 | EP0810741A2 Receiver for code division multiple access communication system |
| 12/03/1997 | EP0810740A2 Interference canceller for CDMA communication |
| 12/03/1997 | EP0810739A2 System feature starting method and controlling method for audio/visual system |
| 12/03/1997 | EP0810738A2 Receiving method and receiving apparatus |
| 12/03/1997 | EP0810722A2 Mobile telephone set with automatic level control means of sound signal |
| 12/03/1997 | EP0810565A1 Password-protected pager |
| 12/03/1997 | EP0809896A1 Reliable atm microwave link and network |
| 12/03/1997 | EP0809894A1 Portable handset for tdd/fdd wireless communication |
| 12/03/1997 | EP0809892A1 Spread spectrum telecommunication system |
| 12/03/1997 | EP0809891A2 A logarithmic level detector and a radio receiver |
| 12/03/1997 | EP0809890A2 Radio apparatus |
| 12/03/1997 | EP0701751B1 Car-radio combination set with an integrated transceiver device |
| 12/03/1997 | CN2269674Y Digital multiple-path telephone terminal machine |
| 12/03/1997 | CN1166909A Method and arrangement for inteference-protected power supply |
| 12/03/1997 | CN1166899A Scrambled information transmitting and receiving method |
| 12/03/1997 | CN1166768A Mobile radio communication apparatus |
| 12/03/1997 | CN1166762A Radio communication system and method and mobile communication terminal device |
| 12/03/1997 | CN1166732A Multiband mobile unit communication apparatus |
| 12/03/1997 | CN1166731A Wireless communciation set having backlighted display |
| 12/03/1997 | CN1166730A Multiple-band mobile transceiver having smaller number of local oscillators |
| 12/03/1997 | CN1166729A Wireless communication device and method of frequency-drift compensation |
| 12/03/1997 | CN1166728A Automatic frequency control circuit for digital radio communication system |
| 12/03/1997 | CN1166694A Solid-state antenna switch and field-effect transistor |
| 12/02/1997 | US5694522 Sub-band audio signal synthesizing apparatus |
| 12/02/1997 | US5694474 Adaptive filter for signal processing and method therefor |
| 12/02/1997 | US5694419 Shared resource modulator-demodulator circuits for use with vestigial sideband signals |
| 12/02/1997 | US5694416 Direct sequence spread spectrum receiver and antenna array for the simultaneous formation of a beam on a signal source and a null on an interfering jammer |
| 12/02/1997 | US5694415 Signal communication system capable of recognizing reception of reception desired signal |
| 12/02/1997 | US5694414 Multi-band, multi-mode spread-spectrum communication system |
| 12/02/1997 | US5694396 Method and apparatus for processing multicarrier signals |
| 12/02/1997 | US5694395 Method and apparatus for processing multicarrier signals |
| 12/02/1997 | US5694388 CDMA demodulator and demodulation method |
| 12/02/1997 | US5694318 Vehicular data system for communicating with remote host |
| 12/02/1997 | US5694299 Selective call receiver having a cover with a hole for a key to protrude therethrough |
| 12/02/1997 | US5694137 Communication device antenna shield |
| 12/02/1997 | CA2076711C Power controller |
| 12/02/1997 | CA2075837C Receiver controller method and apparatus |
| 11/27/1997 | WO1997044940A1 An apparatus, method and article of manufacture for carrier frequency compensation in an fm radio transmitter |
| 11/27/1997 | WO1997044916A1 Method for estimating impulse response, and receiver |
| 11/27/1997 | WO1997044913A1 Method for connecting a radio transmitter and a radio receiver to the same antenna, and a transceiver arrangement |
| 11/27/1997 | WO1997044912A1 Method and apparatus for automatically configuring a control program for a mobile radio communication device |
| 11/27/1997 | WO1997044910A1 Broadcast receiver with integrated telephone unit |
| 11/27/1997 | WO1997044909A1 Mobile phone set with antenna reflector |
| 11/27/1997 | WO1997044898A1 An apparatus, method and article of manufacture for carrier frequency compensation in an fm radio |
| 11/27/1997 | WO1997044892A1 An apparatus, method and article of manufacture for carrier frequency compensation in an fm radio receiver |
| 11/27/1997 | WO1997044680A1 Weighted carrier phase multipath reduction |
| 11/27/1997 | WO1997043921A1 Protection guard for a mobile telephone |
| 11/27/1997 | DE19620739A1 Telecommunication apparatus with digital bus system |
| 11/27/1997 | DE19620630A1 Radiotelephone especially for GSM network |
| 11/26/1997 | EP0809384A2 Network failure restoration method with different recovery performances for different signal groups |
| 11/26/1997 | EP0809373A2 Transmitting/receiving apparatus using a plurality of spreading codes |
| 11/26/1997 | EP0809364A2 Spread spectrum communication system |
| 11/26/1997 | EP0809323A2 Signal processing apparatus and method for reducing the effects of interference and noise in wireless communications utilizing antenna array |
| 11/26/1997 | EP0809245A2 Improvements in or relating to security systems |
| 11/26/1997 | EP0809117A2 Emergency locator device transmitting location data by wireless telephone communications |
| 11/26/1997 | EP0808529A1 Method and device for reducing rf transmission interference and use thereof in an interactive television network |
| 11/26/1997 | EP0715785B1 Radio receiving apparatus |
| 11/26/1997 | CN2269027Y Protecting leather cover for mobile telephone set |
| 11/26/1997 | CN2269026Y Earphone style FM stereo radio |
| 11/26/1997 | CN2269025Y Speaker without distribution wires |
| 11/26/1997 | CN2268991Y Active antenna for superwide spectrum |
| 11/26/1997 | CN1166261A Retransmission control method for CDMA mobile communication |
| 11/26/1997 | CN1166249A Spread spectrum radio transmission digital mobile communication device |
| 11/26/1997 | CN1166247A Improvements to a logarithmic converter |
| 11/26/1997 | CN1166121A External power source to main battery power source switch |
| 11/26/1997 | CN1166120A Mobile radio communication apparatus |
| 11/26/1997 | CN1166119A Frequency generator of radio communication system |
| 11/26/1997 | CN1166112A Portable information terminal device with radio selective-calling receiver |
| 11/26/1997 | CN1166108A Receiving apparatus, receiving method, and terminal unit |
| 11/26/1997 | CN1166096A Digital selecting-pass radio microphone aid system for electrical teaching |
| 11/26/1997 | CN1166095A 扩展频谱调制器 Spread spectrum modulator |
| 11/26/1997 | CN1166094A Spread spectrum communication system |
| 11/26/1997 | CN1166093A Method and apparatus for temperature compensation of reference oscillator in communication device |
| 11/26/1997 | CN1166092A Radio-frequency hearing aid protector for wireless communications products |
| 11/26/1997 | CN1166089A Amplifier circuit with filters for digital and analogue signals |
| 11/26/1997 | CN1166083A Automatic prevention of inadvertent operation of electronic devices |
| 11/26/1997 | CN1036561C Automatic frequency control appts. |
| 11/25/1997 | US5692058 Dual audio program system |
| 11/25/1997 | US5692046 Foldable telephone handset having transformable hinge |
| 11/25/1997 | US5692018 Time-diversity interference canceler with add/subtract/select circuit responsive to decision error |
| 11/25/1997 | US5692008 Apparatus for estimating a line of sight signal propagation time using a reduced-multipath correlation function |
| 11/25/1997 | US5692007 Method and apparatus for differential phase encoding and decoding in spread-spectrum communication systems with continuous-phase modulation |
| 11/25/1997 | US5692006 Adaptive despreader |
| 11/25/1997 | US5691988 Method for measuring the sensitivities and interference wave properties fo receivers |
| 11/25/1997 | US5691979 Signaling protocol for an infrastructureless communication system and method of using same |