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Emitter or source coupled transistor pairs or long tail pairs
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CPC
H03C2200/0012
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Parent Industries
H
ELECTRICITY
H03
Electronic circuits
H03C
MODULATION
H03C2200/00
Indexing scheme relating to details of modulators or modulation methods covered by H03C
Current Industry
H03C2200/0012
Emitter or source coupled transistor pairs or long tail pairs
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Patents Grants
last 30 patents
Information
Patent Grant
Amplitude modulator
Patent number
5,896,182
Issue date
Apr 20, 1999
U.S. Philips Corporation
Philippe Klaeyle
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Low noise Gilbert Multiplier Cells and quadrature modulators
Patent number
5,847,623
Issue date
Dec 8, 1998
Ericsson Inc.
Aristotle Hadjichristos
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Interface between SAW filter and Gilbert cell mixer
Patent number
5,515,014
Issue date
May 7, 1996
AT&T Corp.
Dennis L. Troutman
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Amplitude modulator having negative feedback circuit for reducing d...
Patent number
5,095,290
Issue date
Mar 10, 1992
Alcatel N.V.
Joannes M. J. Sevenhans
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Modulator
Patent number
4,724,405
Issue date
Feb 9, 1988
U.S. Philips Corporation
Karl-Heinz Matthies
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Modulation control circuit for an amplitude modulator
Patent number
4,654,607
Issue date
Mar 31, 1987
Sony Corporation
Nobuyuki Ishikawa
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplitude modulator with three differential transistor pairs
Patent number
4,547,752
Issue date
Oct 15, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Seitaro Shinbara
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Self balancing amplitude modulator
Patent number
4,338,580
Issue date
Jul 6, 1982
Motorola, Inc.
Michael J. Gay
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Modulator systems
Patent number
4,310,810
Issue date
Jan 12, 1982
Hitachi Denshi K.K.
Yasuhiro Toyomura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Low-distortion double sideband suppressed carrier monolithic modulator
Patent number
4,142,162
Issue date
Feb 27, 1979
GTE Automatic Electric Laboratories, Inc.
Christopher R. Huntley
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Double balanced modulator-demodulator
Patent number
3,986,146
Issue date
Oct 12, 1976
Farinon Electric
Mehr Ali Parkhideh
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
High frequency modulator, such as an amplitude modulator, including...
Patent number
3,974,460
Issue date
Aug 10, 1976
Sony Corporation
Masayuki Hongu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
3887886
Patent number
3,887,886
Issue date
Jun 3, 1975
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
3866148
Patent number
3,866,148
Issue date
Feb 11, 1975
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
3852688
Patent number
3,852,688
Issue date
Dec 3, 1974
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
3713034
Patent number
3,713,034
Issue date
Jan 23, 1973
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents