Surface wave dual converter for a dual filter in particular for

Details Surface wave dual converter for a dual filter in particular for Surface wave dual converter for a dual filter in particular for

1996-04-01

1999-02-02

Lee, Benny

Wave transmission lines and networks

Coupling networks

Electromechanical filter

333196, 310313B, 310313C, H03H 964

Patent

active

058670750

ABSTRACT:
A dual-function converter, particularly for a dual filter, suitable as a channel filter for double-standard input signals in television sets. Only a single input converter is disposed on the substrate chip, and it has two inputs. The filter configuration of the converter includes interdigital adaptation regions, which are connected in terms of potential to suit whichever of the input signals is selected.

REFERENCES:
patent: 4296391 (1981-10-01), Hazama et al.
patent: 4604595 (1986-08-01), Kadota
patent: 4673901 (1987-06-01), Ehrmann-Falkenaer et al.
patent: 4918349 (1990-04-01), Shiba et al.
patent: 4954795 (1990-09-01), Choi
patent: 5309057 (1994-05-01), Yamamoto

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