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Code converter
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Patent number 4,081,790
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Issue date Mar 28, 1978
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Nippon Telegraph and Telephone Public Corporation
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Masami Yamamoto
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Multi-phase PSK demodulator
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Patent number 3,983,499
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Issue date Sep 28, 1976
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Nippon Electric Company, Ltd.
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Yoichi Tan
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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Frame synchronizing device
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Patent number 3,978,285
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Issue date Aug 31, 1976
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Nippon Electric Company, Ltd.
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Yoichi Tan
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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