Direct-conversion receiver system and method with quadrature...

Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion

Reexamination Certificate

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C455S323000, C455S324000

Reexamination Certificate

active

07031688

ABSTRACT:
A system and method are provided for direct-conversion of a modulated radio-frequency (RF) signal. After receiving an RF signal, the RF signal is mixed with a plurality of oscillator signals with different phases in an interleaving manner.

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patent: 6665159 (2003-12-01), Takikawa
patent: 6785529 (2004-08-01), Ciccarelli et al.

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