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구분 출원국
출원년도 ~ 키워드

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뉴로모픽 회로 시냅스
이미지 확대
발명자
오광일, 김성은, 이재진, 박형일, 박성모, 이주현
출원번호
15804912 (2017.11.06)
공개번호
20180232635 (2018.08.16)
등록번호
10438116 (2019.10.08)
출원국
미국
협약과제
17HB1100, 신경모사 인지형 모바일 컴퓨팅 지능형반도체 기술개발, 이주현
초록
The present disclosure relates to a neuromorphic arithmetic device. The neuromorphic arithmetic device may include first and second synapse circuits, a charging/discharging circuit, a comparator, and a counter. The first synapse circuit may generate a first current by performing a first multiplication operation on a first PWM signal and a first weight, and the second synapse circuit may generate a second current by performing a second multiplication operation on a second PWM signal and a second weight. The charging/discharging circuit may store charges induced by the first current and the second current in a charging period, and may discharge the charges in a discharging period. The comparator may compare a voltage level of the charges discharged in the discharging period and a level of a reference voltage. The counter may count output pulses of an oscillator on the basis of a result of the comparison by the comparator.
KSP 제안 키워드
PWM signal, reference voltage, voltage level
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