Complex multiple feedback filter

Details Complex multiple feedback filter Complex multiple feedback filter

2005-12-13

2005-12-13

Mai, Tan V. (Department: 2193)

Electrical computers: arithmetic processing and calculating

Electrical analog calculating computer

Particular function performed

Reexamination Certificate

active

06976051

ABSTRACT:
A complex filter includes an I channel having a first I channel output and a second I channel output and a Q channel having a first Q channel output and a second Q channel output. The second I channel output is input to the Q channel through a first passive network and wherein the second Q channel output is input to the I channel through a second passive network.

REFERENCES:
patent: 6417737 (2002-07-01), Moloudi et al.
Behbahani, Farbod, et al., “CMOS Mixers and Polyphase Filters for Large Image Rejection”, IEEE Journal of Solid-State Circuits, vol. 36, No. 6, Jun. 2001, p. 873.
Hornak, Thomas, et al., An Image-Rejecting Mixer and Vector Filter with 55-dB Image Rejection over Process, Temperature and Transistor Mismatch, IEEE Journal of Solid-State Circuits, vol. 36, No. 1, Jan. 2001.

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