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Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset
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CPC
H03J5/0245
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Parent Industries
H
ELECTRICITY
H03
Electronic circuits
H03J
TUNING RESONANT CIRCUITS SELECTING RESONANT CIRCUITS
H03J5/00
Discontinuous tuning Selecting predetermined frequencies Selecting frequency bands with or without continuous tuning in one or more of the bands
Current Industry
H03J5/0245
Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset
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Patents Grants
last 30 patents
Information
Patent Grant
Antenna structures and methods thereof that have disparate operatin...
Patent number
9,692,124
Issue date
Jun 27, 2017
Achilles Technology Management Co II, Inc.
Frank M. Caimi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for transitioning between cell sites
Patent number
9,680,220
Issue date
Jun 13, 2017
Achilles Technology Management Co II, Inc.
Duane Rabe
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Antenna structures and methods thereof for determining a frequency...
Patent number
9,627,753
Issue date
Apr 18, 2017
Achilles Technology Management Co II, Inc.
Frank M. Caimi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Methods and apparatus for selecting a communication node by monitor...
Patent number
9,496,609
Issue date
Nov 15, 2016
Achilles Technology Management Co II, Inc.
John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Methods and apparatus for selecting a communication node by exchang...
Patent number
9,478,856
Issue date
Oct 25, 2016
Achilles Technology Management Co II, Inc.
John Marshall
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Antenna structures and methods thereof for configuring an antenna s...
Patent number
9,444,139
Issue date
Sep 13, 2016
Achilles Technology Management Co II, Inc.
Mark T. Montgomery
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna structures and methods thereof that have a common operating...
Patent number
9,413,065
Issue date
Aug 9, 2016
Skycross, Inc.
Frank M. Caimi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna structures and methods
Patent number
9,368,869
Issue date
Jun 14, 2016
Skycross, Inc.
Li Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Antenna structures and methods thereof for adjusting an operating f...
Patent number
9,362,619
Issue date
Jun 7, 2016
Skycross, Inc.
Mark T. Montgomery
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Varactor tuning for a narrow band filter having shunt capacitors wi...
Patent number
7,738,933
Issue date
Jun 15, 2010
Conductus, Inc.
Chien-Fu Shih
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
AM/FM radio receiver and local oscillator circuit used therein
Patent number
7,551,906
Issue date
Jun 23, 2009
Niigata Seimitsu Co., Ltd.
Takeshi Ikeda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Varactor tuning for a narrow band filter including an automatically...
Patent number
7,317,364
Issue date
Jan 8, 2008
Conductus, Inc.
Chien-Fu Shih
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Methods and apparatus for tuning in an inductive system
Patent number
7,236,741
Issue date
Jun 26, 2007
Aura Communications Technology, Inc.
Vincent Palermo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Varactor tuning for a narrow band filter
Patent number
7,117,025
Issue date
Oct 3, 2006
Conductus, Inc.
Chien-Fu Shih
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Methods and apparatus for tuning in an inductive system
Patent number
7,035,608
Issue date
Apr 25, 2006
Aura Communications Technology, Inc.
Vincent Palermo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Fractional and rapid response frequency synthesizer, and correspond...
Patent number
6,661,291
Issue date
Dec 9, 2003
Koninklijke Philips Electronics N.V.
Fabrice Jovenin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Scanning receiver
Patent number
5,408,692
Issue date
Apr 18, 1995
Uniden Corporation
Yoshinori Suzuki
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Automatic tuning method and apparatus of double conversion tuner
Patent number
5,179,726
Issue date
Jan 12, 1993
Samsung Electro-Mechanics Co., Ltd.
Tae-Hyung Moon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Current-controlled oscillator controlled by control voltage and sto...
Patent number
5,142,249
Issue date
Aug 25, 1992
Seiko Instruments Inc.
Jun Hirotomi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Signal receiver having automatic frequency characteristic adjusting...
Patent number
4,780,909
Issue date
Oct 25, 1988
Matsushita Electric Industrial Co. Ltd.
Seiji Sakashita
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Speaker driving circuit
Patent number
4,453,265
Issue date
Jun 5, 1984
General Research of Electronics, Inc.
Masao Nakano
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Frequency agile satellite receiver
Patent number
4,429,418
Issue date
Jan 31, 1984
Microdyne Corporation
Robert L. Hooper
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Zoom lens barrel
Patent number
4,411,498
Issue date
Oct 25, 1983
Nippon Kogaku K.K.
Takeshi Muryoi
G02 - OPTICS
Information
Patent Grant
Setting circuit
Patent number
4,377,004
Issue date
Mar 15, 1983
U.S. Philips Corporation
Derk J. C. Wassink
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Channel selection apparatus
Patent number
4,363,134
Issue date
Dec 7, 1982
Hitachi, Ltd.
Toshinori Murata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Manual tuning pulse generator
Patent number
4,263,581
Issue date
Apr 21, 1981
Pioneer Electronic Corporation
Masanao Okatani
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Automatic channel selection apparatus
Patent number
4,232,397
Issue date
Nov 4, 1980
Hitachi, Ltd.
Toshinori Murata
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Circuit arrangement for the control of a digitally settable load
Patent number
4,220,849
Issue date
Sep 2, 1980
Wandel & Goltermann
Peter Harzer
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Device for improving output waveform of manually controllable pulse...
Patent number
4,210,828
Issue date
Jul 1, 1980
Pioneer Electronic Corporation
Saburo Takaoka
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Radio receiver
Patent number
4,207,529
Issue date
Jun 10, 1980
Fujitsu Ten Limited
Yuji Amaya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ANTENNA STRUCTURES AND METHODS THEREOF
Publication number
20150116163
Publication date
Apr 30, 2015
Skycross, Inc.
Frank M. Caimi
G01 - MEASURING TESTING
Information
Patent Application
TUNING CIRCUIT
Publication number
20130324067
Publication date
Dec 5, 2013
Semiconductor Components Industries, LLC
Satoru Sekiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Varactor Tuning For A Narrow Band Filter
Publication number
20090079515
Publication date
Mar 26, 2009
Conductus Inc.
Chien-Fu Shih
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Varactor tuning for a narrow band filter
Publication number
20060250196
Publication date
Nov 9, 2006
Conductus, Inc.
Chien-Fu Shih
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
AM/FM RADIO RECEIVER AND LOCAL OSCILLATOR CIRCUIT USED THEREIN
Publication number
20060199555
Publication date
Sep 7, 2006
NIIGATA SEIMITSU CO., LTD.
Takeshi Ikeda
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Methods and apparatus for tuning in an inductive system
Publication number
20060154615
Publication date
Jul 13, 2006
Vincent Palermo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Methods and apparatus for tuning in an inductive system
Publication number
20050130601
Publication date
Jun 16, 2005
Vincent Palermo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Channel selecting unit
Publication number
20050117072
Publication date
Jun 2, 2005
Yukio Tsubokawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Radio that remembers adjustment settings
Publication number
20030157920
Publication date
Aug 21, 2003
Constance Liu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Varactor tuning for a narrow band filter
Publication number
20030058061
Publication date
Mar 27, 2003
Conductus, Inc.
Chien-Fu Shih
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Fractional and rapid response frequency synthesizer, and correspond...
Publication number
20020105387
Publication date
Aug 8, 2002
Fabrice Jovenin
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Vehicle radio system for multiple drivers
Publication number
20020081985
Publication date
Jun 27, 2002
Jonathan Liu
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
System that customizes favorite radio stations for multiple users
Publication number
20020081984
Publication date
Jun 27, 2002
Constance Liu
H03 - BASIC ELECTRONIC CIRCUITRY