Portable radio receiver with high antenna gain

Details Portable radio receiver with high antenna gain Portable radio receiver with high antenna gain

1982-05-10

1985-01-01

Bookbinder, Marc E.

Telecommunications

Receiver or analog modulated signal frequency converter

With particular receiver circuit

455343, 455349, 455351, H04B 108, H04B 126

Patent

active

044919786

ABSTRACT:
In a portable radio receiver of the type wherein a metal member forming a loop antenna surrounds the circuit components making up the receiver circuitry, the receiver is provided with high impedance elements in series with at least the power supply and grounding lines at some point between the power supply and the RF-IF converter. The antenna circuitry may also include a high impedance element in series with the signal path at some point downstream of the RF-IF converter.

REFERENCES:
patent: 2428265 (1947-09-01), Crosby
patent: 3889129 (1975-06-01), Menzel et al.
patent: 3980952 (1976-09-01), Rapshys

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