4. Optical waveguides
  5. With optical coupler
  6. Plural

Hideaki Takechi

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Computer and program recording medium

Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Central trusted authority provides computer authentication
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Data recording/reproducing method, data...

Cryptography – Key management – Key distribution
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Data transmission method, data receiving method, data...

Cryptography – Video cryptography – Copy protection or prevention
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Data transmitting/receiving method, data transmission...

Cryptography – Video cryptography – Video electric signal modification
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DATA TRANSMITTING/RECEIVING METHOD, DATA TRANSMITTER, DATA...

Cryptography – Communication system using cryptography
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Profile ID: LFUS-PAI-P-937067

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