4. Telecommunications
  5. Receiver or analog modulated signal frequency converter
  6. Frequency modifying or conversion

Vivan Chang

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Linear RF power amplifier with optically activated switches

Telecommunications – Transmitter – Including tuning
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Method for identifying growth limits of handheld services...

Telecommunications – Carrier wave repeater or relay system – Portable or mobile repeater
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Preprocessor and related frequency translator

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2433102

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