4. Multiplex communications
  5. Communication over free space
  6. Combining or distributing information via frequency channels

Ralph Kaufman

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Configurable single and dual VCOs for dual- and tri-band wireles

Multiplex communications – Communication over free space – Combining or distributing information via frequency channels
Patent

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High efficiency switched gain power amplifier

Amplifiers – Combined with automatic amplifier disabling switch means
Patent

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Reducing LO leakage in a direct conversion receiver...

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

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Transmitter architectures for communications systems

Pulse or digital communications – Transmitters
Reexamination Certificate

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Profile ID: LFUS-PAI-P-779387

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