Methods and apparatus to capture switch charge injections and comparator kickback effects

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12261620
APP PUB NO 20240213998A1
SERIAL NO

18129604

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Abstract

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An example apparatus includes: controller circuitry configured to: provide switch signals to capacitive digital to analog converter (C-DAC) circuitry, the C-DAC circuitry including switches; configuring the switches into a third configuration begin an Auto Zero (AZ) phase with a third switch in a closed state; configuring the switches into a fourth configuration to repeat the transition of the third switch to the open state corresponding to a first configuration; configuring the switches into a fifth configuration to repeat the transition of a first switch and a second switch to the open state corresponding to a second configuration; configuring the switches into a sixth configuration to repeat the transition of the third switch to the closed state corresponding to a second configuration; and performing an AZ decision with the switches in the sixth configuration.

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Patent Owner(s)

Patent OwnerAddress
TEXAS INSTRUMENTS INCORPORATEDDALLAS TX

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goli, Sravana Kumar Bangalore, IN 8 3
Goroju, Rajashekar Bangalore, IN 2 0
K, Prasanth Bangalore, IN 12 24
Ramesh, Bhat Dileepkumar Bangalore, IN 1 0
Sharma, Rahul Bangalore, IN 153 2799
Viswanath, Rakul Bangalore, IN 16 56

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