Patents
Patents for H03J 5 - Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner (3,151)
09/1998
09/16/1998EP0864200A2 Receiver tuning
09/09/1998EP0863493A2 Radio selection/calling receiver and data display/selection device applying thereto
08/1998
08/20/1998WO1998025353A3 Arrangement in a communication system
08/18/1998US5796180 Device for transmitting data or energy
08/11/1998US5794161 System for programming a scanning radio
07/1998
07/30/1998WO1998033319A1 Television receiver
07/29/1998CN1039375C VCR control of cable converter unit
07/22/1998EP0853846A2 Radio receiver with a memory for transmission frequencies and codes associated to said frequencies
07/15/1998EP0853387A2 Method and apparatus for transmitting and receiving multichannel signals
07/15/1998CN1187717A Tuner for cable modem
07/02/1998WO1998028759A1 Rf capacitor circuit and method of electronically tuning same
07/01/1998EP0851592A2 Synthesizer receiver
07/01/1998EP0851580A1 Tuner for cable modem
06/1998
06/23/1998US5771080 Television signal tuning device
06/17/1998EP0847630A2 Tv/fm receiver for multimedia applications
06/16/1998US5768697 Radio receiver selecting broadcast frequencies based upon stored time data
06/11/1998WO1998025353A2 Arrangement in a communication system
06/10/1998CN1184381A Secondary local oscillator circuit for use in radio communication system
06/04/1998WO1998017010A3 Multiple band receiver
06/03/1998EP0845855A2 Voltage controlled oscillator
06/03/1998CN1183874A TV/FM receiver for multimedia applications
05/1998
05/28/1998WO1998013934A3 Receiver tuning
05/27/1998EP0581929B1 Method of inputting alphanumeric data
05/27/1998CN1183197A TV/FM receiver for multimedia applications
05/27/1998CN1183196A TV/FM receiver for multimedia applications
05/26/1998US5758276 Double super-heterodyne receiver with low-pass and high-pass filters controlled by respective switching devices
05/26/1998US5757921 Radio communication apparatus having common oscillator applied for PLL, conversion and scramble/descramble circuits
05/20/1998EP0842563A1 Process for providing a control signal for controlling a radio receiver after a change in position
05/12/1998US5752179 Selective RF circuit with varactor tuned and switched bandpass filters
05/12/1998US5752174 Radio receiver with automatic adjustment of oscillation frequencies
05/05/1998US5748049 Multi-frequency local oscillators
05/05/1998US5748046 Phase locked loop with controllable response time
04/1998
04/28/1998US5745013 Variable-frequency oscillator configuration
04/23/1998WO1998017010A2 Multiple band receiver
04/22/1998CN1038178C Polling for detection of power supply or other failures of digital circuit
04/21/1998US5742898 Tuning system with DC-DC converter
04/14/1998US5739730 Voltage controlled oscillator band switching technique
04/09/1998WO1998015055A1 Multiple preamplifier circuit for a television tuner
04/02/1998WO1998013934A2 Receiver tuning
04/01/1998EP0833447A2 Tuning circuit
03/1998
03/31/1998US5734973 Radio receiver for selectively receiving signals at frequencies of previously stored broadcast stations
03/26/1998DE19639083A1 Wireless transmission of information using multichannel transmitter
03/19/1998WO1998005136A3 Radio receiver with a memory for transmission frequencies and codes associated to said frequencies
03/18/1998CN1176537A Long-wave signal and medium-wave signal receiver circuit
03/03/1998US5724650 Radio receiving selecting broadcast frequencies based upon stored time data
02/1998
02/24/1998US5722079 Two band 25 channel cordless telephone system
02/05/1998WO1998005136A2 Radio receiver with a memory for transmission frequencies and codes associated to said frequencies
02/05/1998DE19630578A1 Rundfunkempfänger Broadcast radio receiver
02/03/1998US5715528 Converting capacitance to inductance in a floating resonant
01/1998
01/28/1998EP0821488A1 Device for frequency selection comprising a lock detector
01/28/1998EP0820662A1 Tv/fm receiver for multimedia applications
01/28/1998EP0820661A2 Tv/fm receiver for multimedia applications
01/28/1998CN1037226C Television receiver tuning circuit
01/27/1998US5712595 Apparatus and method of setting variable dividing ratio and apparatus using the same
01/27/1998CA2010176C Tuner station selecting apparatus
01/20/1998US5710994 Synthesized type receiver with PLL
01/14/1998EP0818888A1 Switchable band filter for multiband-tuner
01/14/1998CN1170278A 自动选台装置 Automatic selection device
01/06/1998US5705997 Self illumination circuit of a hand-held remote control device and self illumination method thereof
12/1997
12/31/1997CN1169216A Wide frequency spectrum TV tuner with single local oscillator
12/31/1997CN1169090A Multiband mobile unit communication apparatus
12/17/1997EP0448729B1 Tune detecting circuit
12/11/1997WO1997047086A1 Process for providing a control signal for controlling a radio receiver after a change in position
12/11/1997WO1997025783A3 Single conversion tv/fm receiver for multimedia applications
12/11/1997DE19622349A1 Verfahren und Bereitstellung eines Steuersignals für die Steuerung eines Rundfunkempfängers nach einem Standortwechsel Method and providing a control signal for control of a broadcast receiver according to a change of location
12/09/1997US5697080 Method of and apparatus for selecting station in multiplexed broadcast, and receiving system
12/03/1997CN1166768A Mobile radio communication apparatus
11/1997
11/19/1997EP0808020A1 An automatic channel selection device
11/12/1997EP0806082A1 Wide frequency spectrum television tuner with single local oscillator
10/1997
10/29/1997EP0615670B1 Process for tuning a radio receiver by means of station keys
10/16/1997WO1997038489A1 Tuning system for achieving quick acquisition times for a digital satellite receiver
10/08/1997EP0800313A2 Automatic channel preset apparatus for television broadcasting signals
10/08/1997EP0800283A2 Transmitter/receiver for transmitting and receiving of an RF signal in two frequency bands
10/07/1997CA2048752C Color-coded system for selection of rf input terminals and associated scan lists
10/01/1997EP0798880A2 Method for generating frequencies in a direct conversion transceiver of a dual band radio communication system, a direct conversion transceiver of a dual band radio communication system and the use of this method and apparatus in a mobile station
09/1997
09/12/1997WO1997025782A3 TV/FM receiver for multimedia applications
09/12/1997WO1997025781A3 TV/FM receiver for multimedia applications
09/04/1997DE19628727C1 High-frequency bandpass filter circuit for television tuner
08/1997
08/27/1997CN1158029A Phase locked loop with controllable response time
08/19/1997US5659894 Dual-channel low current low noise block downconverter
08/13/1997EP0789455A1 A tuning circuit for a radio receiver
08/05/1997US5654719 Radio receiver with position locating means
07/1997
07/30/1997EP0786168A1 Wide band radio-frequency converter having multiple use of intermediate frequency translators
07/17/1997WO1997025783A2 Single conversion tv/fm receiver for multimedia applications
07/17/1997WO1997025782A2 Tv/fm receiver for multimedia applications
07/17/1997WO1997025781A2 Tv/fm receiver for multimedia applications
07/15/1997US5649319 Receiver with automatic tuning function
07/15/1997US5649311 Switching circuit for a satellite broadcasting converter capable of assuring a high sensitivity
07/02/1997EP0782271A1 Phase locked loop with controllable response time
07/02/1997CN1153431A Method and apparatus for automatically tuning receiver
06/1997
06/26/1997WO1997023034A1 Frequency agile modulator
06/19/1997DE19546928A1 Inductive high frequency information signal transmitter
06/18/1997EP0779707A1 RF filter arrangement with image trap
06/17/1997US5640696 Automatic station selecting and receiving apparatus and automatic station selecting and receiving method
06/17/1997US5640688 Tuner and splitter-modulator circuit having a common quartz crystal
06/12/1997DE19650524A1 Double tuning circuit for TV tuner
05/1997
05/13/1997US5630214 Wide-band receiving apparatus with local oscillating circuit
05/07/1997EP0772359A1 Filtering device for processing a plurality of channels in a cable television distribution system
05/06/1997US5628061 Synthesizer receiver
05/06/1997US5628060 Apparatus and method for selecting station using D/A converter to control the local oscillator
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