Tuner unit having electromagnetically isolated UHF and VHF secti

Details Tuner unit having electromagnetically isolated UHF and VHF secti Tuner unit having electromagnetically isolated UHF and VHF secti

1994-03-07

1995-12-12

Pham, Chi H.

Telecommunications

Receiver or analog modulated signal frequency converter

Noise or interference elimination

4551882, 455317, 361816, H04B 112, H04B 1506

Patent

active

054758769

ABSTRACT:
In a tuner unit including an antenna input filter section, a UHF section, a VHF section, and a PLL section which are electromagnetically separated by walls, an inductor for a VHF local oscillator is disposed adjacent to the UHF section, and is electromagnetically separated by a subdivision wall from the UHF section and the VHF section.

REFERENCES:
patent: 3723882 (1973-03-01), Carlson
patent: 4689825 (1987-08-01), Geiger et al.
patent: 4691378 (1987-09-01), Kumamoto et al.

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