using diodes

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H03C7/027

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HELECTRICITY H03Electronic circuits H03CMODULATION H03C7/00Modulating electromagnetic waves

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H03C7/027using diodes

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Patents Grantslast 30 patents

Information Patent Grant
Active terahertz metamaterial devices
- Patent number 7,826,504
- Issue date Nov 2, 2010
- LOS ALAMOS NATIONAL SECURITY, LLC
- Houtong Chen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Modulating and demodulating device
- Patent number 6,176,432
- Issue date Jan 23, 2001
- Alps Electric Co., Ltd.
- Masao Miyaura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Modulation apparatus
- Patent number 6,034,574
- Issue date Mar 7, 2000
- Canon Kabushiki Kaisha
- Hideaki Sato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Balanced modulator
- Patent number 5,949,297
- Issue date Sep 7, 1999
- NEC Corporation
- Masakazu Nishida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Direct QAM modulator
- Patent number 5,852,389
- Issue date Dec 22, 1998
- Telecommunications Research Laboratories
- Surinder Kumar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Balanced modulator
- Patent number 5,742,901
- Issue date Apr 21, 1998
- NEC Corporation
- Masakazu Nishida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Balanced phase modulator used in microwave band
- Patent number 5,457,436
- Issue date Oct 10, 1995
- NEC Corporation
- Masakazu Nishida
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital adjustable phase modulator and method
- Patent number 5,453,720
- Issue date Sep 26, 1995
- Motorola, Inc.
- Pineabrim McCullough
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
MMIC tunable biphase modulator
- Patent number 5,442,327
- Issue date Aug 15, 1995
- Motorola, Inc.
- Beth A. Longbrake
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Double-balanced mixer with triple-layer film transformers
- Patent number 5,280,647
- Issue date Jan 18, 1994
- Taisei Co., Ltd.
- Yukikazu Arai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Modulator using low-pass filter as delay element
- Patent number 5,214,397
- Issue date May 25, 1993
- Alcatel N.V.
- Fred-Egon Muller
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Microwave modulator
- Patent number 5,017,893
- Issue date May 21, 1991
- Robotech Laboratory Co., Ltd.
- Tetsujirou Izumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Very low loss microwave modulator having two phase states O, .pi.
- Patent number 4,965,866
- Issue date Oct 23, 1990
- Alcatel NV
- Didier Martineau
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Non-commensurate line length rf modulator
- Patent number 4,954,791
- Issue date Sep 4, 1990
- Hewlett-Packard Company
- Mary K. Koenig
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reflection type SSB modulator
- Patent number 4,890,076
- Issue date Dec 26, 1989
- Sharp Kabushiki Kaisha
- Kazutada Higashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multifunction ultra-high frequency circuit and means using such a c...
- Patent number 4,566,132
- Issue date Jan 21, 1986
- Sylvain Meyer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transmitter-receiver module
- Patent number 4,541,120
- Issue date Sep 10, 1985
- International Standard Electric Corporation
- Laszlo Szabo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wide range reflective phase shifter/modulator
- Patent number 4,524,336
- Issue date Jun 18, 1985
- General Electric Company
- Earnest A. Franke
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency alternate-path phase switch
- Patent number 4,496,918
- Issue date Jan 29, 1985
- British Telecommunications
- William Thorpe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Doppler VOR
- Patent number 4,434,423
- Issue date Feb 28, 1984
- International Standard Elektric Corporation
- Werner Kautz
- G01 - MEASURING TESTING
Information Patent Grant
Phase shift and amplitude modulator
- Patent number 4,355,289
- Issue date Oct 19, 1982
- Wisconsin Alumni Research Foundation
- James B. Beyer
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Complex RF weighter
- Patent number 4,301,432
- Issue date Nov 17, 1981
- Motorola, Inc.
- Richard L. Carlson
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Quadriphase integrated high-speed microwave modulator
- Patent number 4,276,521
- Issue date Jun 30, 1981
- TRW Inc.
- Roger A. Davidheiser
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System for optical injection phase locking and switching of microwa...
- Patent number 4,264,875
- Issue date Apr 28, 1981
- Hughes Aircraft Company
- Robert G. Hunsperger
- G02 - OPTICS
Information Patent Grant
Microwave frequency phase modulator
- Patent number 4,004,255
- Issue date Jan 18, 1977
- Compagnie Industrielle des Telecommunications Cit-Alcatel
- Roland Chapnikoff
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Linearized varactor frequency modulated semi-conductor diode oscill...
- Patent number 3,982,211
- Issue date Sep 21, 1976
- Telefonaktiebolaget L M Ericsson
- Gyorgy Geza Endersz
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Modulator for digital microwave transmitter
- Patent number 3,967,217
- Issue date Jun 29, 1976
- Arthur D. Little, Inc.
- Arthur H. Solomon
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reflection type phase modulator having reduced temperature sensitiv...
- Patent number 3,961,286
- Issue date Jun 1, 1976
- Hewlett-Packard Company
- Young Dae Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Quasi-optical integrated circuits
- Patent number 3,944,950
- Issue date Mar 16, 1976
- The United States of America as represented by the Secretary of the Army
- Harold Jacobs
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
3922570
- Patent number 3,922,570
- Issue date Nov 25, 1975
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ACTIVE TERAHERTZ METAMATERIAL DEVICES
- Publication number 20090262766
- Publication date Oct 22, 2009
- Houtong Chen
- H03 - BASIC ELECTRONIC CIRCUITRY

using diodes

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Active terahertz metamaterial devices

Modulating and demodulating device

Modulation apparatus

Balanced modulator

Direct QAM modulator

Balanced modulator

Balanced phase modulator used in microwave band

Digital adjustable phase modulator and method

MMIC tunable biphase modulator

Double-balanced mixer with triple-layer film transformers

Modulator using low-pass filter as delay element

Microwave modulator

Very low loss microwave modulator having two phase states O, .pi.

Non-commensurate line length rf modulator

Reflection type SSB modulator

Multifunction ultra-high frequency circuit and means using such a c...

Transmitter-receiver module

Wide range reflective phase shifter/modulator

Radio frequency alternate-path phase switch

Doppler VOR

Phase shift and amplitude modulator

Complex RF weighter

Quadriphase integrated high-speed microwave modulator

System for optical injection phase locking and switching of microwa...

Microwave frequency phase modulator

Linearized varactor frequency modulated semi-conductor diode oscill...

Modulator for digital microwave transmitter

Reflection type phase modulator having reduced temperature sensitiv...

Quasi-optical integrated circuits

3922570

Patents Applicationslast 30 patents

ACTIVE TERAHERTZ METAMATERIAL DEVICES