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Patent Searching and Data


Title:
ANALOG-TO-DIGITAL CONVERSION APPARATUS AND MICROPHONE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2019/050204
Kind Code:
A1
Abstract:
An analog-to-digital conversion apparatus according to the present technology comprises: a first calculator for performing subtraction of an analog signal and an analog value; an amplifier for amplifying an output of the first calculator; a filter for filtering an output of the amplifier; a quantizer for generating a digital bit stream, on the basis of an output of the filter; and a digital-to-analog converter for outputting an analog value according to the digital bit stream.

Inventors:
KIM, Suhwan (262-1102, 135 Olympic-ro,Songpa-gu, Seoul, 05502, KR)
CHO, Junsoo (924-203, 77 Jingwan 3-ro,Eunpyeong-gu, Seoul, 03301, KR)
YANG, Youngtae (3047, Nambusunhwan-ro 244ga-gilGwanak-gu, Seoul, 08793, KR)
Application Number:
KR2018/009889
Publication Date:
March 14, 2019
Filing Date:
August 28, 2018
Export Citation:
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Assignee:
SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION (940-311, 1 Gwanak-ro,Gwanak-gu, Seoul, 08826, KR)
International Classes:
H03M1/06; H03M1/00; H03M1/12
Attorney, Agent or Firm:
KIM, Sunjong (1002, 375 Gangnam-daero,Seocho-gu, Seoul, 06620, KR)
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