using at least one transistor as controlling device, the transistor being used as a variable impedance device

Industry

CPC
H03G3/3063

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Parent Industries

HELECTRICITY H03Electronic circuits H03GCONTROL OF AMPLIFICATION H03G3/00Gain control in amplifiers or frequency changers without distortion of the input signal

Current Industry

H03G3/3063using at least one transistor as controlling device, the transistor being used as a variable impedance device

Industries

Patents Grantslast 30 patents

Information Patent Grant
Providing a constant impedance at an input of a signal amplifier fo...
- Patent number 11,476,819
- Issue date Oct 18, 2022
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Extended feedback gain tuning in TIA based current amplifier or mixer
- Patent number 11,405,003
- Issue date Aug 2, 2022
- BAE Systems Information and Electronic Systems Integration Inc.
- Gregory M. Flewelling
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-input amplifier with individual bypass paths
- Patent number 11,329,621
- Issue date May 10, 2022
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable-phase amplifier circuits and devices
- Patent number 11,183,984
- Issue date Nov 23, 2021
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic gain control circuit of transimpedance amplifier
- Patent number 10,992,275
- Issue date Apr 27, 2021
- XIAMEN UX HIGH-SPEED IC CO., LTD.
- Shaoheng Lin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifying signals using compensating impedances to improve return...
- Patent number 10,985,722
- Issue date Apr 20, 2021
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Receiving circuits and methods for increasing bandwidth
- Patent number 10,979,256
- Issue date Apr 13, 2021
- SHANGHAI ZHAOXIN SEMICONDUCTOR CO., LTD.
- Zhaoyang Sun
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-input amplifier with variable gain for individual inputs
- Patent number 10,797,668
- Issue date Oct 6, 2020
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier with scalable impedance adjustments over gain modes
- Patent number 10,771,029
- Issue date Sep 8, 2020
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Ultrafast and precise gain control step in RF amplifiers
- Patent number 10,666,214
- Issue date May 26, 2020
- Integrated Device Technology, Inc.
- Victor Korol
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low-noise amplifier having programmable-phase gain stage
- Patent number 10,476,460
- Issue date Nov 12, 2019
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-input amplifier with improved return loss and mismatch over g...
- Patent number 10,469,045
- Issue date Nov 5, 2019
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-input amplifier with programmable embedded attenuators
- Patent number 10,348,262
- Issue date Jul 9, 2019
- Skyworks Solutions, Inc.
- Junhyung Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
V-band digital control bandpass amplifier
- Patent number 10,348,263
- Issue date Jul 9, 2019
- I-Q Analog Corporation
- Kenneth Martin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable gain amplifier, correction method and receiving device
- Patent number 10,312,877
- Issue date Jun 4, 2019
- Renesas Electronics Corporation
- Noriaki Matsuno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Radio-frequency transceiver front-end circuit
- Patent number 10,291,282
- Issue date May 14, 2019
- National Chi Nan University
- Yo-Sheng Lin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier with improved return loss and mismatch over gain modes
- Patent number 10,284,160
- Issue date May 7, 2019
- Skyworks Solutions, Inc.
- Junhyung Lee
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Shift control circuit and wireless device
- Patent number 10,256,772
- Issue date Apr 9, 2019
- Icom Incorporated
- Yasuo Ueno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Shift control circuit and wireless device
- Patent number 10,165,241
- Issue date Dec 25, 2018
- Icom Incorporated
- Yasuo Ueno
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Frequency selective low noise amplifier circuit
- Patent number 10,164,578
- Issue date Dec 25, 2018
- Qorvo US, Inc.
- Marcus Granger-Jones
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Broadcast receiver and control method thereof
- Patent number 10,153,855
- Issue date Dec 11, 2018
- Samsung Electronics Co., Ltd.
- Dong-jin Park
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable gain circuit and tuner system provided with same
- Patent number 9,673,769
- Issue date Jun 6, 2017
- SOCIONEXT INC.
- Takafumi Nasu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Amplifier, driving method for amplifier, and electronic circuit system
- Patent number 9,543,909
- Issue date Jan 10, 2017
- Sony Corporation
- Katsuaki Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency signal gain control
- Patent number 9,209,768
- Issue date Dec 8, 2015
- SiTune Corporation
- Saeid Mehrmanesh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transimpedance amplifier (TIA) circuit and method
- Patent number 9,030,263
- Issue date May 12, 2015
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Michael Robinson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Electronic circuit with unit for attenuating at least one input sig...
- Patent number 9,007,127
- Issue date Apr 14, 2015
- EM Microelectronic-Marin SA
- Armin Tajalli
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency signal gain control
- Patent number 8,576,008
- Issue date Nov 5, 2013
- SiTune Corporation
- Saeid Mehrmanesh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and system for low noise amplifier (LNA) gain adjustment thr...
- Patent number 8,301,097
- Issue date Oct 30, 2012
- Broadcom Corporation
- Hooman Darabi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Linear voltage controlled variable attenuator with linear DB/V gain...
- Patent number 8,131,241
- Issue date Mar 6, 2012
- FREESCALE SEMICONDUCTOR, INC.
- Daniel P. McCarthy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Automatic gain control apparatus and method in an orthogonal freque...
- Patent number 7,822,153
- Issue date Oct 26, 2010
- Samsung Electronics Co., Ltd.
- Yong-Chul Song
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
METHODS RELATED TO AMPLIFICATION OF RADIO-FREQUENCY SIGNALS
- Publication number 20220158599
- Publication date May 19, 2022
- Skyworks Solutions, Inc.
- Junhyung LEE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PROVIDING A CONSTANT IMPEDANCE AT AN INPUT OF A SIGNAL AMPLIFIER FO...
- Publication number 20210111684
- Publication date Apr 15, 2021
- Skyworks Solutions, Inc.
- Junhyung LEE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MULTI-INPUT AMPLIFIER WITH INDIVIDUAL BYPASS PATHS
- Publication number 20210111685
- Publication date Apr 15, 2021
- Skyworks Solutions, Inc.
- Junhyung LEE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AUTOMATIC GAIN CONTROL CIRCUIT OF TRANSIMPEDANCE AMPLIFIER
- Publication number 20200412314
- Publication date Dec 31, 2020
- XIAMEN UX HIGH-SPEED IC CO., LTD.
- Shaoheng Lin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
AMPLIFYING SIGNALS USING COMPENSATING IMPEDANCES TO IMPROVE RETURN...
- Publication number 20200195212
- Publication date Jun 18, 2020
- SKYWORKS SOLUTIONS, INC.
- Junhyung LEE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VARIABLE-PHASE AMPLIFIER CIRCUITS AND DEVICES
- Publication number 20200153403
- Publication date May 14, 2020
- SKYWORKS SOLUTIONS, INC.
- Junhyung LEE
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RECEIVING CIRCUITS AND METHODS FOR INCREASING BANDWIDTH
- Publication number 20200119956
- Publication date Apr 16, 2020
- Shanghai Zhaoxin Semiconductor Co., Ltd.
- ZHAOYANG SUN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
MULTI-INPUT AMPLIFIER WITH VARIABLE GAIN FOR INDIVIDUAL INPUTS
- Publication number 20200007102
- Publication date Jan 2, 2020
- SKYWORKS SOLUTIONS, INC.
- Junhyung LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AMPLIFIER WITH SCALABLE IMPEDANCE ADJUSTMENTS OVER GAIN MODES
- Publication number 20190334494
- Publication date Oct 31, 2019
- SKYWORKS SOLUTIONS, INC.
- Junhyung LEE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
VARIABLE GAIN AMPLIFIER, CORRECTION METHOD AND RECEIVING DEVICE
- Publication number 20180091107
- Publication date Mar 29, 2018
- RENESAS ELECTRONICS CORPORATION
- Noriaki MATSUNO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SHIFT CONTROL CIRCUIT AND WIRELESS DEVICE
- Publication number 20180091789
- Publication date Mar 29, 2018
- Icom Incorporated
- Yasuo Ueno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SHIFT CONTROL CIRCUIT AND WIRELESS DEVICE
- Publication number 20180091097
- Publication date Mar 29, 2018
- Icom Incorporated
- Yasuo Ueno
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
TRANSIMPEDANCE AMPLIFIER (TIA) CIRCUIT AND METHOD
- Publication number 20140266453
- Publication date Sep 18, 2014
- Avago Technologies General IP (Singapore) PTE. LTD.
- Michael Robinson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ELECTRONIC CIRCUIT WITH UNIT FOR ATTENUATING AT LEAST ONE INPUT SIG...
- Publication number 20140118069
- Publication date May 1, 2014
- EM Microelectronic-Marin SA
- Armin TAJALLI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RADIO FREQUENCY SIGNAL GAIN CONTROL
- Publication number 20140103998
- Publication date Apr 17, 2014
- SiTune Corporation
- Saeid Mehrmanesh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RADIO FREQUENCY SIGNAL GAIN CONTROL
- Publication number 20130120068
- Publication date May 16, 2013
- SiTune Corporation
- Saeid Mehrmanesh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SEMICONDUCTOR INTEGRATED CIRCUIT AND TUNER SYSTEM INCLUDING THE SAME
- Publication number 20120139633
- Publication date Jun 7, 2012
- PANASONIC CORPORATION
- Takafumi Nasu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LINEAR VOLTAGE CONTROLLED VARIABLE ATTENUATOR WITH LINEAR DB/V GAIN...
- Publication number 20090143036
- Publication date Jun 4, 2009
- Freescale Semiconductor, Inc.
- Daniel P. McCarthy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Receiver circuit and amplifier circuit
- Publication number 20080280578
- Publication date Nov 13, 2008
- SEIKO EPSON CORPORATION
- Yoshihiko Nimura
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR LOW NOISE AMPLIFIER (LNA) GAIN ADJUSTMENT THR...
- Publication number 20080204135
- Publication date Aug 28, 2008
- Hooman Darabi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND SYSTEM FOR LOW NOISE AMPLIFIER (LNA) GAIN ADJUSTMENT THR...
- Publication number 20070164820
- Publication date Jul 19, 2007
- Hooman Darabi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Linear voltage controlled variable attenuator with linear DB/V gain...
- Publication number 20070072569
- Publication date Mar 29, 2007
- Daniel P. McCarthy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Automatic gain control apparatus and method in an orthogonal freque...
- Publication number 20060176093
- Publication date Aug 10, 2006
- SAMSUNG ELECTRONICS CO., LTD.
- Yong-Chul Song
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and system for low noise amplifier (LNA) gain adjustment thr...
- Publication number 20060091948
- Publication date May 4, 2006
- Hooman Darabi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and system for low noise amplifier (LNA) and power amplifier...
- Publication number 20060091957
- Publication date May 4, 2006
- Hooman Darabi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Receiving circuit
- Publication number 20050064841
- Publication date Mar 24, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Naoki Okamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High frequency variable gain amplification device, control device,...
- Publication number 20050020227
- Publication date Jan 27, 2005
- Masahiro Kumagawa
- H03 - BASIC ELECTRONIC CIRCUITRY

using at least one transistor as controlling device, the transistor being used as a variable impedance device

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Providing a constant impedance at an input of a signal amplifier fo...

Extended feedback gain tuning in TIA based current amplifier or mixer

Multi-input amplifier with individual bypass paths

Variable-phase amplifier circuits and devices

Automatic gain control circuit of transimpedance amplifier

Amplifying signals using compensating impedances to improve return...

Receiving circuits and methods for increasing bandwidth

Multi-input amplifier with variable gain for individual inputs

Amplifier with scalable impedance adjustments over gain modes

Ultrafast and precise gain control step in RF amplifiers

Low-noise amplifier having programmable-phase gain stage

Multi-input amplifier with improved return loss and mismatch over g...

Multi-input amplifier with programmable embedded attenuators

V-band digital control bandpass amplifier

Variable gain amplifier, correction method and receiving device

Radio-frequency transceiver front-end circuit

Amplifier with improved return loss and mismatch over gain modes

Shift control circuit and wireless device

Shift control circuit and wireless device

Frequency selective low noise amplifier circuit

Broadcast receiver and control method thereof

Variable gain circuit and tuner system provided with same

Amplifier, driving method for amplifier, and electronic circuit system

Radio frequency signal gain control

Transimpedance amplifier (TIA) circuit and method

Electronic circuit with unit for attenuating at least one input sig...

Radio frequency signal gain control

Method and system for low noise amplifier (LNA) gain adjustment thr...

Linear voltage controlled variable attenuator with linear DB/V gain...

Automatic gain control apparatus and method in an orthogonal freque...

Patents Applicationslast 30 patents

METHODS RELATED TO AMPLIFICATION OF RADIO-FREQUENCY SIGNALS

PROVIDING A CONSTANT IMPEDANCE AT AN INPUT OF A SIGNAL AMPLIFIER FO...

MULTI-INPUT AMPLIFIER WITH INDIVIDUAL BYPASS PATHS

AUTOMATIC GAIN CONTROL CIRCUIT OF TRANSIMPEDANCE AMPLIFIER

AMPLIFYING SIGNALS USING COMPENSATING IMPEDANCES TO IMPROVE RETURN...

VARIABLE-PHASE AMPLIFIER CIRCUITS AND DEVICES

RECEIVING CIRCUITS AND METHODS FOR INCREASING BANDWIDTH

MULTI-INPUT AMPLIFIER WITH VARIABLE GAIN FOR INDIVIDUAL INPUTS

AMPLIFIER WITH SCALABLE IMPEDANCE ADJUSTMENTS OVER GAIN MODES

VARIABLE GAIN AMPLIFIER, CORRECTION METHOD AND RECEIVING DEVICE

SHIFT CONTROL CIRCUIT AND WIRELESS DEVICE

SHIFT CONTROL CIRCUIT AND WIRELESS DEVICE

TRANSIMPEDANCE AMPLIFIER (TIA) CIRCUIT AND METHOD

ELECTRONIC CIRCUIT WITH UNIT FOR ATTENUATING AT LEAST ONE INPUT SIG...

RADIO FREQUENCY SIGNAL GAIN CONTROL

RADIO FREQUENCY SIGNAL GAIN CONTROL

SEMICONDUCTOR INTEGRATED CIRCUIT AND TUNER SYSTEM INCLUDING THE SAME

LINEAR VOLTAGE CONTROLLED VARIABLE ATTENUATOR WITH LINEAR DB/V GAIN...

Receiver circuit and amplifier circuit

METHOD AND SYSTEM FOR LOW NOISE AMPLIFIER (LNA) GAIN ADJUSTMENT THR...

METHOD AND SYSTEM FOR LOW NOISE AMPLIFIER (LNA) GAIN ADJUSTMENT THR...

Linear voltage controlled variable attenuator with linear DB/V gain...

Automatic gain control apparatus and method in an orthogonal freque...

Method and system for low noise amplifier (LNA) gain adjustment thr...

Method and system for low noise amplifier (LNA) and power amplifier...

Receiving circuit

High frequency variable gain amplification device, control device,...