Patent ID: 7920196
Filing Date: 2011-04-05
Classification: H04N

Abstract:
1. An analog-to-digital conversion device comprising: a plurality of pipeline analog-to-digital converters, each pipeline analog-to-digital converter being electrically connected to a respective plurality of sample and hold circuits, each analog-to-digital converter converting analog signals received from the respective plurality of sample and hold circuits into digital data, wherein each pipeline analog-to-digital converter comprises a number of pipeline stages and the number of pipeline stages is equal to the number of sample and hold circuits said analog-to-digital converter is connected to; a first memory bank connected to said analog-to-digital converters, said first memory bank storing digital data from all of the analog-to-digital converters; a second memory bank connected to said first memory bank, said second memory bank inputting and storing the stored digital data from the first memory bank; and a column scanner connected to said memory bank, said column scanner controlling the second memory bank to output the digital data stored in said second memory bank.