TREA

Parallel T-filters

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  • CPC
  • H03H7/065
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Parent Industries

HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H7/00Multiple-port networks comprising only passive electrical elements as network components

Current Industry

H03H7/065Parallel T-filters
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Deep rejection reflectionless filters
    • Patent number 10,530,321
    • Issue date Jan 7, 2020
    • Associated Universities, Inc.
    • Matthew A. Morgan
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electronic filter circuit
    • Patent number 10,270,416
    • Issue date Apr 23, 2019
    • ARM Limited
    • Bal S. Sandhu
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Distortion measurement and correction system and method
    • Patent number 9,152,747
    • Issue date Oct 6, 2015
    • Xcerra Corporation
    • Richard Liggiero
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Compact RC notch filter for quadrature and differential signaling
    • Patent number 8,058,949
    • Issue date Nov 15, 2011
    • Mediatek Inc.
    • Jenwei Ko
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Band-pass filter having a ring resonator
    • Patent number 7,944,327
    • Issue date May 17, 2011
    • EPCOS AG
    • Roman Kravchenko
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Electromagnetic interference eliminating apparatus
    • Patent number 7,623,001
    • Issue date Nov 24, 2009
    • Universal Scientific Industrial Co., Ltd.
    • Wei-Hao Yeh
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Methods and filter for isolating upstream ingress noise in a bi-dir...
    • Patent number 5,737,461
    • Issue date Apr 7, 1998
    • Motorola, Inc.
    • Stuart Baker Sanders
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Trap circuit with two variable inductors
    • Patent number 4,795,990
    • Issue date Jan 3, 1989
    • Matsushita Electric Industrial Co., Ltd.
    • Takayoshi Ishikawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Variable response notch filter for machine resonance elimination in...
    • Patent number 4,195,265
    • Issue date Mar 25, 1980
    • Westinghouse Canada Limited
    • Enn Vali
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Wide band AC modulated control networks
    • Patent number 3,958,179
    • Issue date May 18, 1976
    • Van A. McAuley
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3883832
    • Patent number 3,883,832
    • Issue date May 13, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3878340
    • Patent number 3,878,340
    • Issue date Apr 15, 1975
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3839603
    • Patent number 3,839,603
    • Issue date Oct 1, 1974
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3818387
    • Patent number 3,818,387
    • Issue date Jun 18, 1974
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3794864
    • Patent number 3,794,864
    • Issue date Feb 26, 1974
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3289116
    • Patent number 3,289,116
    • Issue date Nov 29, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3263192
    • Patent number 3,263,192
    • Issue date Jul 26, 1966
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3149294
    • Patent number 3,149,294
    • Issue date Sep 15, 1964
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3009121
    • Patent number 3,009,121
    • Issue date Nov 14, 1961
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2567380
    • Patent number 2,567,380
    • Issue date Sep 11, 1951
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2503540
    • Patent number 2,503,540
    • Issue date Apr 11, 1950
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2354141
    • Patent number 2,354,141
    • Issue date Jul 18, 1944
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2187805
    • Patent number 2,187,805
    • Issue date Jan 23, 1940
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    2093665
    • Patent number 2,093,665
    • Issue date Sep 21, 1937
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

  • Information Patent Application

    ELECTRONIC DEVICE
    • Publication number 20190333866
    • Publication date Oct 31, 2019
    • RENESAS ELECTRONICS CORPORATION
    • Tatsuaki TSUKUDA
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    DEEP REJECTION REFLECTIONLESS FILTERS
    • Publication number 20190229696
    • Publication date Jul 25, 2019
    • Associated Universities, Inc.
    • Matthew A. Morgan
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    ELECTRONIC FILTER CIRCUIT
    • Publication number 20180212582
    • Publication date Jul 26, 2018
    • Bal S. SANDHU
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    COMPACT RC NOTCH FILTER FOR QUADRATURE AND DIFFERENTIAL SIGNALING
    • Publication number 20100271151
    • Publication date Oct 28, 2010
    • RALINK TECHNOLOGY (SINGAPORE) CORPORATION
    • JENWEI KO
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    Electromagnetic interference eliminating apparatus
    • Publication number 20090179710
    • Publication date Jul 16, 2009
    • Wei-Hao Yeh
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Application

    BAND-PASS FILTER
    • Publication number 20090027139
    • Publication date Jan 29, 2009
    • EPCOS AG
    • Roman Kravchenko
    • H03 - BASIC ELECTRONIC CIRCUITRY