Mixer

Details Mixer Mixer

2005-11-29

2005-11-29

Urban, Edward F. (Department: 2685)

Telecommunications

Receiver or analog modulated signal frequency converter

Frequency modifying or conversion

C455S326000, C455S314000, C455S333000

Reexamination Certificate

active

06970687

ABSTRACT:
The invention provides a mixer comprising a multiplier circuit having a first and a second mixer, a generator for generating two first and two second control signals for controlling the first and second mixers, wherein the first and second control signals are in each case balanced signals and the first control signals have a frequency f1and the second control signals have a different frequency f2.

REFERENCES:
patent: 5303417 (1994-04-01), Laws
patent: 5589791 (1996-12-01), Gilbert
patent: 6029059 (2000-02-01), Bojer
patent: 6104227 (2000-08-01), Durec et al.
patent: 6144845 (2000-11-01), Durec
patent: 6144846 (2000-11-01), Durec
patent: 6370372 (2002-04-01), Molnar et al.
patent: 6748204 (2004-06-01), Razavi et al.
patent: 2 192 104 (1986-06-01), None
International PCT Search Report PCT/US 02/21251 dated Apr. 4, 2003.

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