CAJ | 학술논문

高速高精度模数转换器（Analog-to-digital Converters,ADC）是现代数字信息处理系统中的关键组成部分,现有的电子模数转换器存在运行速率严重受限的难题,因此引入光学方法实现高速高精度模数转换成为研究的热点。本文重点针对高速光学模数转换器的研究现状及进展进行了探讨,并对光学辅助、光采样电量化、电采样光量化以及全光采样量化目前4种最主要的光学模数转换器的原理、结构和最新的研究进展进行了详细的介绍。
고속고정도모수전환기（Analog-to-digital Converters,ADC）시현대수자신식처리계통중적관건조성부분,현유적전자모수전환기존재운행속솔엄중수한적난제,인차인입광학방법실현고속고정도모수전환성위연구적열점。본문중점침대고속광학모수전환기적연구현상급진전진행료탐토,병대광학보조、광채양전양화、전채양광양화이급전광채양양화목전4충최주요적광학모수전환기적원리、결구화최신적연구진전진행료상세적개소。
High speed and high resolution Analog-to-Digital Converter is a key part in the information processing system,the current electronic ADCs have difficulties for achieving high speed operation,so it becomes a hot research topic to introduce optic method into ADC area for high speed operation.In this paper,the current research situation and development of the high-speed optical ADC are discussed,we introduce the system structures and working principles,as well as latest research progress.In particular,we present the four main types of analog-to-digital converters in detail,i.e.photonic assisted ADC,photonic sampled and quantized ADC,photonic quantized and electronically sampled ADC,photonic sampled and quantized ADC.