Discontinuous tuning using an electrical variable impedance element

Industry

CPC
H03J5/0218

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Parent Industries

HELECTRICITY H03Electronic circuits H03JTUNING RESONANT CIRCUITS SELECTING RESONANT CIRCUITS H03J5/00Discontinuous tuning Selecting predetermined frequencies Selecting frequency bands with or without continuous tuning in one or more of the bands

Current Industry

H03J5/0218Discontinuous tuning using an electrical variable impedance element

Industries

Patents Grantslast 30 patents

Information Patent Grant
High-yield tunable radio frequency (RF) filter with auxiliary capac...
- Patent number 11,158,794
- Issue date Oct 26, 2021
- Newport Fab, LLC
- Chris Masse
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Boosting varactor capacitance ratio
- Patent number 10,211,779
- Issue date Feb 19, 2019
- International Business Machines Corporation
- Mark A. Ferriss
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Forming a frequency control component with a target effective capac...
- Patent number 9,998,073
- Issue date Jun 12, 2018
- International Business Machines Corporation
- Mark A. Ferriss
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic device with switched-capacitor tuning and related method
- Patent number 9,543,927
- Issue date Jan 10, 2017
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Chewn-Pu Jou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuning circuit preventing a deterioration of Q value
- Patent number 7,436,276
- Issue date Oct 14, 2008
- Alps Electric Co., Ltd.
- Takeo Suzuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic frequency control circuit for a television signal receivi...
- Patent number 4,630,118
- Issue date Dec 16, 1986
- Victor Company of Japan, Ltd.
- Tomohiro Suzuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuner apparatus
- Patent number 4,466,126
- Issue date Aug 14, 1984
- Sanyo Electric Co., Ltd.
- Isao Fujimoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage controlled oscillator with reduced number of tuning potenti...
- Patent number 4,370,629
- Issue date Jan 25, 1983
- Rockwell International Corporation
- Thomas F. Martin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Station selecting device
- Patent number 4,352,203
- Issue date Sep 28, 1982
- Alps Electric Company, Ltd.
- Wataru Ohkubo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rotary tuning mechanism
- Patent number 4,347,628
- Issue date Aug 31, 1982
- RCA Corporation
- Walter F. Speer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-band voltage variable capacitance tuner having automatic and...
- Patent number 4,263,674
- Issue date Apr 21, 1981
- Sony Corporation
- Kokichi Morii
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Filter circuit having a biquadratic transfer function
- Patent number 4,253,069
- Issue date Feb 24, 1981
- Siemens Aktiengesellschaft
- Josef Nossek
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver comprising a tuning member and an automatic tuning correct...
- Patent number 4,234,961
- Issue date Nov 18, 1980
- U.S. Philips Corporation
- Arnoldus Garskamp
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver having a measurement instrument which is used as a tuning...
- Patent number 4,201,944
- Issue date May 6, 1980
- U.S. Philips Corporation
- Johan W. Beunders
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement for switching a tuning voltage with low switch...
- Patent number 4,090,124
- Issue date May 16, 1978
- U.S. Philips Corporation
- Klaus Kroner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic function setting and indication arrangement for a communi...
- Patent number 4,083,012
- Issue date Apr 4, 1978
- Loewe-Opta GmbH
- Willy Kanow
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver tuning circuit
- Patent number 4,074,216
- Issue date Feb 14, 1978
- U.S. Philips Corporation
- Arnoldus Garskamp
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Channel selection mechanism for an electronic tuner
- Patent number 4,056,794
- Issue date Nov 1, 1977
- Matsushita Electric Industrial Co., Ltd.
- Tugio Ohigashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio receiver
- Patent number 4,053,838
- Issue date Oct 11, 1977
- Fujitsu Ten Limited
- Yuji Amaya
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuning apparatus using a voltage-dependent reactance element
- Patent number 4,031,491
- Issue date Jun 21, 1977
- Matsushita Electric Industrial Co., Ltd.
- Yoichi Sakamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic multi-channel selection switch with common new-selection...
- Patent number 4,027,230
- Issue date May 31, 1977
- Matsushita Electric Industrial Co., Ltd.
- Takehide Takemura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Touch control arrangement
- Patent number 4,023,052
- Issue date May 10, 1977
- U.S. Philips Corporation
- Klaus Kroner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic channel selector
- Patent number 4,020,420
- Issue date Apr 26, 1977
- Matsushita Electric Industrial Co., Ltd.
- Shunji Minami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Memory circuit for tuning of an electronically tuned receiver to a...
- Patent number 4,011,514
- Issue date Mar 8, 1977
- UNITECH Przedsiebiorstwo Techniczno-Hand-Lowe
- Jerzy Wroblewski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiver tuning circuit
- Patent number 3,968,442
- Issue date Jul 6, 1976
- U.S. Philips Corporation
- Arnoldus Garskamp
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic tuning apparatus
- Patent number 3,967,057
- Issue date Jun 29, 1976
- Sanyo Electric Co.
- Kazuyoshi Tsukamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multiband tuner control system
- Patent number 3,942,122
- Issue date Mar 2, 1976
- Quasar Electronics Corporation
- Mutsuo Nakanishi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3919568
- Patent number 3,919,568
- Issue date Nov 11, 1975
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3914700
- Patent number 3,914,700
- Issue date Oct 21, 1975
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3906368
- Patent number 3,906,368
- Issue date Sep 16, 1975
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
BOOSTING VARACTOR CAPACITANCE RATIO
- Publication number 20160204765
- Publication date Jul 14, 2016
- International Business Machines Corporation
- Mark A. Ferriss
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Electronic Device with Switched-Capacitor Tuning and Related Method
- Publication number 20160079962
- Publication date Mar 17, 2016
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Chewn-Pu Jou
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Tuning circuit for preventing a deterioration of Q value
- Publication number 20070052865
- Publication date Mar 8, 2007
- Alps Electric Co., Ltd.
- Takeo Suzuki
- H03 - BASIC ELECTRONIC CIRCUITRY

Discontinuous tuning using an electrical variable impedance element

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

High-yield tunable radio frequency (RF) filter with auxiliary capac...

Boosting varactor capacitance ratio

Forming a frequency control component with a target effective capac...

Electronic device with switched-capacitor tuning and related method

Tuning circuit preventing a deterioration of Q value

Automatic frequency control circuit for a television signal receivi...

Tuner apparatus

Voltage controlled oscillator with reduced number of tuning potenti...

Station selecting device

Rotary tuning mechanism

Multi-band voltage variable capacitance tuner having automatic and...

Filter circuit having a biquadratic transfer function

Receiver comprising a tuning member and an automatic tuning correct...

Receiver having a measurement instrument which is used as a tuning...

Circuit arrangement for switching a tuning voltage with low switch...

Automatic function setting and indication arrangement for a communi...

Receiver tuning circuit

Channel selection mechanism for an electronic tuner

Radio receiver

Tuning apparatus using a voltage-dependent reactance element

Electronic multi-channel selection switch with common new-selection...

Touch control arrangement

Electronic channel selector

Memory circuit for tuning of an electronically tuned receiver to a...

Receiver tuning circuit

Automatic tuning apparatus

Multiband tuner control system

3919568

3914700

3906368

Patents Applicationslast 30 patents

BOOSTING VARACTOR CAPACITANCE RATIO

Electronic Device with Switched-Capacitor Tuning and Related Method

Tuning circuit for preventing a deterioration of Q value