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) |
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09/21/1982 | CA1132274A1 Tuning apparatus |
09/21/1982 | CA1132273A1 Channel programing apparatus for a signal receiver |
09/21/1982 | CA1132272A1 Channel selector |
09/14/1982 | US4348911 Pushbutton |
09/14/1982 | CA1131721A1 Hangup corrector useful in locked loop tuning system |
09/08/1982 | EP0059268A1 Tuner for television receivers |
09/07/1982 | US4348771 Digital tuning system for a radio receiver |
09/07/1982 | US4348770 Manual channel selection apparatus |
09/07/1982 | CA1131373A1 Surface-acoustic-wave filter for channel selection system of television receiver |
09/01/1982 | EP0011646B1 Electronically tuned radio receiver |
08/31/1982 | US4347628 Rotary tuning mechanism |
08/31/1982 | CA1130937A1 Electronic tuning circuit having image trapping element |
08/24/1982 | CA1130399A1 Digital phase comparing apparatus |
08/17/1982 | US4344688 Interchangeable lens assembly |
08/10/1982 | US4344186 Tuning circuit |
08/10/1982 | CA1129569A1 Low profile pushbutton radio tuner |
08/03/1982 | CA1129126A1 Tuning system including a memory for storing tuning information with user controls arranged to facilitate its programming |
07/27/1982 | US4341769 2,6-Diaminonebularines, their production and use |
07/20/1982 | CA1128220A1 Combination vhf and uhf tuner arrangement |
07/13/1982 | US4339827 Automatic tuning circuit arrangement with switched impedances |
07/13/1982 | US4339826 Radio receiver having phase locked loop frequency synthesizer |
07/06/1982 | CA1127331A1 Tuner driving mechanism permitting play in location of input member |
07/06/1982 | CA1127330A1 Tuner with aft |
06/29/1982 | US4337486 Synchronizing signal discriminator for use in channel selection apparatus of television receiver |
06/29/1982 | US4337382 Mechanism for preventing the simultaneous locking of push buttons in a push-button switch device |
06/15/1982 | US4335404 Video signal mixer apparatus and method |
06/08/1982 | US4334323 Self tracking tuner |
06/08/1982 | US4334318 Broadcast receiver tuning circuit |
06/08/1982 | CA1125445A1 Channel change indication circuit |
06/08/1982 | CA1125444A1 Tuning apparatus |
06/08/1982 | CA1125443A1 Wide window tuning system |
06/01/1982 | CA1124902A1 Memory control circuit |
06/01/1982 | CA1124901A1 Channel selecting apparatus for use with signal receiver and signal recorder |
05/27/1982 | WO1982001796A1 Tuner |
05/26/1982 | EP0052289A2 Voltage follower amplifier |
05/25/1982 | US4331038 Push-button type tuner apparatus |
05/25/1982 | CA1124420A1 Display system for facilitating the setup of a tuning system |
05/18/1982 | US4330867 Channel selection data memory device |
05/04/1982 | US4328531 Thick film multilayer substrate |
05/04/1982 | US4328517 Channel selection apparatus for television receiver |
05/04/1982 | CA1123128A1 Tuning apparatus |
04/28/1982 | EP0050392A1 Automatic frequency control system |
04/28/1982 | EP0050202A1 Push button unit |
04/28/1982 | EP0050201A1 Push button unit |
04/27/1982 | CA1122659A1 Multi band radio receiver system with phase locked loop |
04/20/1982 | US4326295 Television tuner circuit |
04/20/1982 | US4326220 Television receiver |
04/13/1982 | CA1121924A1 Low profile pushbutton tuner |
04/13/1982 | CA1121923A1 Method and apparatus for deriving a slope factor |
04/13/1982 | CA1121866A1 Electrically tunable inductor and method |
03/30/1982 | US4322856 Double superheterodyne tuner for receiving television aural signals |
03/30/1982 | US4322644 Circuit arrangement for controlling the operating functions of a broadcast receiver |
03/16/1982 | US4320530 Channel selecting apparatus employing frequency synthesizer |
03/16/1982 | US4320255 Radio with audio controls and associated displays |
03/10/1982 | EP0046835A2 Multichannel radiotelecommunication apparatus for the operating modes "two-way speech communication" and/or "alternating duplex communication" |
03/02/1982 | US4318130 Microprocessor control system for television receivers |
03/02/1982 | US4317381 Pushbutton tuner |
02/23/1982 | US4317227 Multi-mode automatic channel frequency synthesis system |
02/23/1982 | US4317226 Circuit arrangement for tuning into one of a number of radioelectric signals |
02/23/1982 | US4317225 Channel identification apparatus useful in a sweep type tuning system |
02/09/1982 | US4315332 Electronic timepiece radio |
02/02/1982 | US4314375 Television tuning system |
02/02/1982 | CA1117673A1 Tuning apparatus |
02/02/1982 | CA1117672A1 Remote control apparatus for presetting a tuning device to desired stations |
01/26/1982 | US4313214 Electronic tuning radio receiver |
01/26/1982 | US4313213 Computer controlled television receiver with display |
01/26/1982 | US4313212 Electrical circuit arrangements, for example for use with communications receivers |
01/20/1982 | EP0044237A1 Device for controlling the operating point of an electronic circuit with many variable elements, especially for a television receiver |
01/12/1982 | US4310924 Channel programming apparatus for a signal receiver |
01/12/1982 | US4310923 Two-way transceiver including frequency synthesizer |
01/05/1982 | US4309579 Ganged push-button switch |
01/05/1982 | US4308757 Clutch device, particularly for the manual tuning control in a car radio |
12/30/1981 | EP0042728A1 Tuning control apparatus of receiver having electronic tuner |
12/22/1981 | US4307467 Continuous tuning arrangement for a multiband television receiver |
12/15/1981 | US4306310 Superheterodyne receiver frequency tracking circuit |
12/15/1981 | US4306309 Memory control circuit for a television receiver |
12/15/1981 | US4306294 Combined electronic calculator and electronically tuning radio receiver |
12/08/1981 | US4305158 Television tuner |
12/08/1981 | US4305157 Tuning circuit using a phase-locked loop |
12/08/1981 | US4305156 Rotary switch type television tuner |
11/17/1981 | US4301540 Electronic tuning type receiver with digital to analog converter |
11/17/1981 | CA1112724A1 Apparatus for receiving signals in plural frequency bands |
11/10/1981 | US4300109 Turret type television tuner having an elastic and a rigid support disc |
11/10/1981 | US4299132 Device for disabling the control of disengagement for the tuning knob, particularly for a keyboard car radio |
11/04/1981 | EP0039275A1 Combined synthesis and demodulation device for a receiver of frequency-modulated waves, and receiver comprising it |
11/03/1981 | US4298989 Tuning apparatus |
11/03/1981 | US4298988 Digital channel selection and fine tuning system |
11/03/1981 | US4298851 Presettable tuning apparatus |
10/28/1981 | EP0038580A1 Radio apparatus with a programmable memory for controlling transmitting and receiving channels |
10/28/1981 | EP0038501A2 Push-button block |
10/27/1981 | CA1111581A1 Tuning system equalized with the slope factor of the tuning curve |
10/27/1981 | CA1111580A1 Memory-saving all channel digital tuning system |
10/27/1981 | CA1111501A1 Radio receiver with frequency selection and muting |
10/21/1981 | EP0038161A1 2,6-Diaminonebularines, their production and use |
10/20/1981 | US4296407 Digital frequency synthesizer with frequency divider programmable in response to stored digital control signal |
10/20/1981 | US4296391 Surface-acoustic-wave filter for channel selection system of television receiver |
10/20/1981 | CA1111107A1 Entry apparatus of digital value in memory |
10/13/1981 | US4295165 Television signal discrimination system in a television receiver |
10/06/1981 | CA1110372A1 Tuning apparatus |
10/06/1981 | CA1110356A1 Mesfet device surface-wave-device channel selector |