Pulse modulator for operating a device in the avalanche mode

Details Pulse modulator for operating a device in the avalanche mode Pulse modulator for operating a device in the avalanche mode

1979-06-01

1980-12-30

Smith, Alfred E.

Amplifiers

With semiconductor amplifying device

Including particular power supply circuitry

330287, 331115, H03F 310, H03F 360

Patent

active

042426448

ABSTRACT:
An impatt diode in a radio frequency circuit is pulse modulated by a circuit comprising a constant current source providing threshold current and a pulsed current circuit providing drive current. The current applied to the impatt diode by the pulsed current source may be adjusted to increase or decrease as a function of time.

REFERENCES:
patent: 3743967 (1973-07-01), Fitzsimmons et al.
Morris et al., "A 1-Watt, 6-Gigahertz IMPATT Amplifier for Short-Haul Radio Applications," B.S.T.J. vol. 54, No. 4, Apr. 1975, pp. 721-733.

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