Pulse or digital communications – Transceivers – Modems
Patent
1996-01-26
1998-07-28
Pham, Chi H.
Pulse or digital communications
Transceivers
Modems
375311, 455 83, 3630 51, 3630310, H03F 114, H04B 144
Patent
active
057871175
ABSTRACT:
A transceiver including a receiver having a sequential amplifier that includes at least first and second RF amplifier stages coupled together by a delay line. A transmitter in the transceiver includes an oscillator for generating an RF carrier and the oscillator includes the delay line as a phase shifting element. A modulator is coupled to the oscillator for modulating the RF carrier either AM, OOK modulated, FM, FSK modulated, PM, and PSK modulated.
REFERENCES:
patent: 4682344 (1987-07-01), Somer
patent: 4761616 (1988-08-01), Ash
patent: 4954793 (1990-09-01), Misu et al.
patent: 5231647 (1993-07-01), Deguchi
patent: 5357206 (1994-10-01), Ash
Luther William
Pham Chi H.
RF Monolithics, Inc.
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