Analog to digital converter (ADC) with extended dynamic...

Coded data generation or conversion – Analog to or from digital conversion – Analog to digital conversion

Reexamination Certificate

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Details

C341S132000, C341S139000, C341S158000, C341S159000

Reexamination Certificate

active

08009075

ABSTRACT:
A method and apparatus is disclosed to extend a dynamic input range of an analog to digital converter (ADC). A composite ADC may include one or more ADCs. The one or more ADCs compare a signal metric of an analog input signal to quantization levels to produce intermediate digital output signals using one or more non-clipping input values. The composite ADC may select among the one or more intermediate digital output signals based on the signal metric of the analog input signal to produce a final digital output.

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patent: 6104329 (2000-08-01), Kawano
patent: 6191725 (2001-02-01), Lavoie
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patent: 6621433 (2003-09-01), Hertz
patent: 6943548 (2005-09-01), Hertz
patent: 2007/0103355 (2007-05-01), Yamada
patent: 2008/0218395 (2008-09-01), Tomioka et al.

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