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using switches for the decoding

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  • H03D1/2227
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HELECTRICITY H03Electronic circuits H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER H03D1/00Demodulation of amplitude-modulated oscillations

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H03D1/2227using switches for the decoding
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Patents Grantslast 30 patents

  • Information Patent Grant

    FM-stereo receiver
    • Patent number 4,658,423
    • Issue date Apr 14, 1987
    • U.S. Philips Corporation
    • Wolfgang Nolde
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Multiplex stereo demodulator
    • Patent number 4,651,106
    • Issue date Mar 17, 1987
    • Nippon Gakki Seizo Kabushiki Kaisha
    • Kenji Yokoyama
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FM stereo multiplex demodulator
    • Patent number 4,578,807
    • Issue date Mar 25, 1986
    • Sony Corporation
    • Taiwa Okanobu
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Circuit for converting a staircase waveform into a smoothed analog...
    • Patent number 4,517,520
    • Issue date May 14, 1985
    • Trio Kabushiki Kaisha
    • Atsushi Ogawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM Stereo demodulation circuit
    • Patent number 4,489,430
    • Issue date Dec 18, 1984
    • Pioneer Electronic Corporation
    • Kohji Ishida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FM Stereo signal demodulator
    • Patent number 4,466,115
    • Issue date Aug 14, 1984
    • Tokyo Shibaura Denki Kabushiki Kaisha
    • Masaru Hashimoto
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    FM Stereo demodulator circuit
    • Patent number 4,386,235
    • Issue date May 31, 1983
    • Trio Kabushiki Kaisha
    • Michinori Naito
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Stereo demodulator with high frequency de-emphasis compensation
    • Patent number 4,288,752
    • Issue date Sep 8, 1981
    • Trio Kabushiki Kaisha
    • Atsushi Ogawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MPX Stereophonic demodulation
    • Patent number 4,274,057
    • Issue date Jun 16, 1981
    • Pioneer Electronic Corporation
    • Kohji Ishida
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Stereo signal demodulating circuits
    • Patent number 4,167,650
    • Issue date Sep 11, 1979
    • Sansui Electric Co., Ltd.
    • Kazutoshi Kusano
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Stereo demodulator system
    • Patent number 4,140,878
    • Issue date Feb 20, 1979
    • Sony Corporation
    • Mitsuo Ohsawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Multiplex decoder having a distortion-free differential amplifier
    • Patent number 4,139,738
    • Issue date Feb 13, 1979
    • Hitachi, Ltd.
    • Masanori Ienaka
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Circuit for demodulating a stereo signal
    • Patent number 4,074,075
    • Issue date Feb 14, 1978
    • Sony Corporation
    • Mitsuo Ohsawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Method and apparatus for pilot signal cancellation in an FM multipl...
    • Patent number 4,069,398
    • Issue date Jan 17, 1978
    • Pioneer Electronic Corporation
    • Seijiro Fujie
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    MPX stereo signal demodulator
    • Patent number 4,049,918
    • Issue date Sep 20, 1977
    • Sony Corporation
    • Misuo Ohsawa
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    FM multiplex demodulator circuit
    • Patent number 4,037,056
    • Issue date Jul 19, 1977
    • Hitachi, Ltd.
    • Masanori Ienaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Low distortion amplifier having high slew rate and high output impe...
    • Patent number 4,025,870
    • Issue date May 24, 1977
    • Motorola, Inc.
    • John E. Hanna
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Demultiplexer for FM stereophonic receivers
    • Patent number 3,947,645
    • Issue date Mar 30, 1976
    • Pioneer Electronic Corporation
    • Takashi Mizukami
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3916109
    • Patent number 3,916,109
    • Issue date Oct 28, 1975
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3752934
    • Patent number 3,752,934
    • Issue date Aug 14, 1973
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3728491
    • Patent number 3,728,491
    • Issue date Apr 17, 1973
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3721766
    • Patent number 3,721,766
    • Issue date Mar 20, 1973
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3707603
    • Patent number 3,707,603
    • Issue date Dec 26, 1972
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3705313
    • Patent number 3,705,313
    • Issue date Dec 5, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3662113
    • Patent number 3,662,113
    • Issue date May 9, 1972
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3617641
    • Patent number 3,617,641
    • Issue date Nov 2, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3573382
    • Patent number 3,573,382
    • Issue date Apr 6, 1971
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    3351712
    • Patent number 3,351,712
    • Issue date Nov 7, 1967
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3339026
    • Patent number 3,339,026
    • Issue date Aug 29, 1967
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    3328529
    • Patent number 3,328,529
    • Issue date Jun 27, 1967
    • H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents