4. Pulse or digital communications
  5. Repeaters
  6. Testing

Paulo M. Castello Da Costa

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Adaptive noise cancelling arrangement, a noise reduction system

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor
Patent

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Receiver for multivalued digital signals

Pulse or digital communications – Repeaters – Testing
Patent

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Scalable mixing for speech streaming

Data processing: speech signal processing – linguistics – language – Speech signal processing – Synthesis
Reexamination Certificate

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Profile ID: LFUS-PAI-P-722622

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