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)
05/1985
05/15/1985EP0141445A1 Stand-alone functional apparatus comprising a micro-computer
05/07/1985US4516170 For a television receiver
05/07/1985US4515024 Clutch mechanism of a push-button tuner
05/02/1985EP0139470A2 Improvements in or relating to television receivers
04/1985
04/30/1985US4514757 CATV selection device
04/23/1985US4512205 Arm mechanism of a pushbutton tuner
04/23/1985US4512204 Pushbutton-operated waveband or station selector
04/16/1985US4512035 Method of programming a synthesizer ROM for elimination of receiver self-quieting
04/16/1985US4511923 Method for tuning the input stage of a receiver to a desired receiving frequency and circuit arrangement for carrying out the method
04/09/1985US4510623 Television channel lockout
04/02/1985US4509198 Satellite broadcast signal receiving system
04/02/1985US4508048 Pointer mechanism
03/1985
03/12/1985US4503720 Pushbutton-operated waveband or station selector
03/05/1985US4503513 Radio receiver system including a control unit and a remote unit
03/05/1985CA1183622A1 Diplexer for television tuning systems
03/05/1985CA1183621A1 Tuning apparatus of phase-locked loop type
02/1985
02/26/1985US4501166 Cross arm mechanism in a pushbutton tuner
02/26/1985US4501165 Cross arm mechanism in a pushbutton tuner
02/05/1985US4498064 Pushbutton tuner with staggered tuning coils
01/1985
01/15/1985US4494090 Frequency modulation system for a frequency synthesizer
01/08/1985US4492125 Push-button tuner
01/08/1985CA1180831A2 Tuner apparatus
01/01/1985US4491975 Radio receiver of electronic tuning system having automatic presetting circuit
01/01/1985US4491030 Link mechanism in pushbutton-operated waveband or station selector
12/1984
12/27/1984EP0129154A2 Tuning circuit for at least two frequency ranges
12/27/1984CA1180139A Tuner apparatus
12/27/1984CA1180055A Multiband tuning system for a television receiver
12/25/1984US4490688 Digital and analog phase detector for a frequency synthesizer
12/19/1984EP0128532A2 Tuning circuit for UHF and VHF
12/11/1984US4487084 Push-button type tuner
12/04/1984US4486722 Pin diode switched impedance matching network having diode driver circuits transparent to RF potential
11/1984
11/28/1984EP0126354A2 Input circuit arrangement for a television receiver
11/28/1984EP0126340A2 Input circuit having at least two input paths
11/22/1984WO1984004637A1 A receiver system for eliminating self-quieting spurious responses
11/20/1984US4484153 Voltage converter for a frequency synthesizer
11/20/1984CA1178384A1 Self tracking tuner
11/06/1984US4481673 RF Prom tracking for tuners
11/06/1984US4480489 Crank mechanism in a pushbutton tuner
10/1984
10/30/1984CA1177182A1 Television tuning system with electronic frequency adjustment apparatus
10/24/1984EP0122300A1 Integrated circuit for delivering a digitally controllable terminal voltage
10/23/1984US4479247 Electronic channel selector
10/23/1984US4478098 Pushbutton tuner
10/23/1984US4478097 Pushbutton tuner
10/23/1984CA1176767A1 Receiver provided with a frequency synthesizer capable of storing fine tuning information
10/16/1984US4477919 Range control circuit for counter to be used in a frequency synthesizer
10/09/1984US4476584 Digital frequency lock tuning system
10/09/1984US4476583 Electronic tracking for tuners
10/09/1984US4476582 Mobile broadcast receiver with channels selectable according to reception location
10/09/1984US4476580 Automatic continuous tuning control apparatus for a receiver
10/09/1984CA1175909A1 Zone switching system for a frequency synthesized transceiver
10/02/1984CA1175586A1 Television frequency synthesizer for nonstandard frequency carriers
10/02/1984CA1175491A1 Phase locked loop tuning system including a prescaler conditioned to oscillate at an out-of-band frequency
09/1984
09/26/1984EP0119628A2 Broadband emitter for electromagnetic short waves
09/26/1984EP0119439A2 Diode mixer with bias control and its application
09/25/1984CA1175170A1 Agc system for wide band tuner
09/18/1984US4472820 Program swallow counting device using a single synchronous counter for frequency synthesizing
09/18/1984US4472685 Phase-locked loop frequency demodulator and frequency synthesizer
09/04/1984US4468976 Pushbutton-operated waveband or station selector
08/1984
08/28/1984US4467671 Release mechanism for a push-button tuner
08/22/1984EP0116350A1 Tunig unit for communication apparatus
08/21/1984CA1173176A1 Tuner apparatus
08/16/1984WO1984003184A1 Tuning unit for communication system
08/14/1984US4466127 Entry apparatus of digital value in memory
08/14/1984US4466126 Tuner apparatus
08/14/1984US4464944 Push-button type tuning apparatus
08/07/1984US4463619 Crank mechansim in a pushbutton tuner
08/07/1984US4463618 Pushbutton tuner
07/1984
07/31/1984CA1171926A1 Input selection arrangement for applying different local oscillator signals to a prescaler of a phase- lock loop tuning system
07/24/1984CA1171563A1 Tuning voltage generating apparatus of voltage synthesizer type
07/17/1984US4461038 Television tuner circuit
07/17/1984US4461036 Processor controlled scanning radio receiver
07/17/1984US4461026 Radio with audio graphic equalizer
07/10/1984US4458545 Guide shaft in a pushbutton tuner
06/1984
06/26/1984US4457021 Television tuning system with means to prevent loss of information during power outages
06/19/1984CA1169544A1 Catv selection device
06/12/1984US4454607 FM Stereophonic receiver with CPU controlled tuning and demodulating
06/05/1984US4453265 Speaker driving circuit
06/05/1984US4453145 Band pass filter
06/05/1984US4453136 AFC System for controlling an oscillator according to an input frequency
05/1984
05/29/1984US4451850 Channel selecting device
05/22/1984US4450588 Tuning system for a high frequency receiver utilizing a controllable inductor
05/22/1984US4450587 Tuning arrangement for providing relatively uniform automatic fine tuning sensitivity
05/22/1984US4449955 Operating shaft mechanism in a pushbutton tuner
05/15/1984CA1167577A1 Multiplexing arrangement for a plurality of voltage controlled filters
04/1984
04/18/1984EP0105378A1 Up/down counting arrangements
04/10/1984US4442548 Television receiver tuning circuit tunable over a wide frequency range
04/10/1984US4442415 Multichannel frequency modulator
04/10/1984US4442413 Television receiver phase locked loop tuning arrangement
04/03/1984US4441098 Multiposition switch with minimum interconnections
03/1984
03/27/1984CA1164571A1 Digital-to-analog converter useful in a television receiver
03/27/1984CA1164530A1 Double superheterodyne receiver
03/06/1984US4434673 Cross arm structure for use in a pushbutton tuner
03/06/1984CA1163332A1 Multichannel frequency modulator
02/1984
02/28/1984US4433588 Clutch mechanism
02/14/1984USRE31523 Crystalless scanning radio receiver and transmitter
02/07/1984US4430669 Transmitting and receiving apparatus for permitting the transmission and reception of multi-tier subscription programs
01/1984
01/31/1984US4429418 Frequency agile satellite receiver
01/24/1984CA1161167A1 Setting circuit
01/18/1984EP0098634A1 Receiver for FM-signals with transmitter status code storage
01/03/1984US4424594 Extended range tunable resonant circuit for a VHF television receiver tuning system
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