Integrated DVB filter

Details Integrated DVB filter Integrated DVB filter

2005-06-28

2005-06-28

Le, Dinh T. (Department: 2816)

Miscellaneous active electrical nonlinear devices, circuits, and

Specific identifiable device, circuit, or system

Unwanted signal suppression

C327S552000

Reexamination Certificate

active

06911863

ABSTRACT:
A filter for processing frequency signals, preferably received, particularly digital television signals is described, which filter comprises a Chebyshev filter (11, 12), a subsequent all-pass filter (13) and a control device (14to20) for controlling the Chebyshev filter (11, 12) and the all-pass filter (13).

REFERENCES:
patent: 4812771 (1989-03-01), Lauper et al.
patent: 4818903 (1989-04-01), Kawano
patent: 5351091 (1994-09-01), Hosoya et al.
patent: 5442130 (1995-08-01), Kitayama et al.
patent: 5572163 (1996-11-01), Kimura et al.
patent: 5745001 (1998-04-01), Ueshima et al.
patent: 5864442 (1999-01-01), Naito
patent: 6114902 (2000-09-01), Beatson et al.

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