4. Multiplex communications
  5. Duplex
  6. Transmit/receive interaction control

Nariankadu D. Hemkumar

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Double-Talk detector for echo canceller

Multiplex communications – Duplex – Transmit/receive interaction control
Patent

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Full-duplex speakerphone circuit including a control interface

Telephonic communications – Subscriber line or transmission line interface – Network interface device
Reexamination Certificate

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Full-duplex speakerphone circuit including a double-talk...

Multiplex communications – Crosstalk suppression
Reexamination Certificate

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Full-duplex speakerphone circuit including a supplementary...

Multiplex communications – Duplex
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1641268

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