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品牌 | 梓冠 |
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硅基單片集成 7bit 可調光延時器芯片
Single-chip Integrated 7 Bit Optical Delay Chip
〖簡介Introduction〗
梓冠光電的單片集成多比特光延時芯片是基于厚膜 SOI 硅光子技術、將硅基光開關和硅波導延時路單片集成的自主研發產品。集成的硅基光開關使其延時態切換速度達到 1 μs 以下,硅波導延時使其延時精度提升 1 個量級,厚膜 SOI 硅光技術使其光損耗達到工程應用水平,單片集成的芯片解決了傳統光延時器的體積大、可靠性差問題,是可全方面滿足光控相控陣應用要求的新一代產品。
The single-chip integrated multi-bit optical delay chip of Ziguan Photonics is an independently developed product based on thick film SOI silicon photonics technology, which integrates silicon based optical switches and silicon waveguide delay circuits on a single chip. The integrated silicon based optical switch achieves the delay state switching speed less than 1 μs, the delay of silicon waveguide improves its delay accuracy by one order of magnitude, and the thick film SOI silicon optical technology enables the optical loss to reach the level of engineering application. The single chip integrated chip solves the problems of large volume and poor reliability of traditional optical delay devices, and is a new generation product that can fully meet the application requirements of optically contronlled phased array.
〖特性Features〗
n 高速切換
High speed switching
n 高延時精度
High delay accuracy
n 超小尺寸
Ultra-small size
n 超寬帶工作
Ultra-broadband operation
n 全固態波導芯片可靠性強
All solid-state waveguide chip of high
〖應用Applications〗
n 光控相控陣雷達系統、電子對抗系統
Optically controlled phased array radar system、Electronic warfare system(EWS)
性能指標 Parameter | 單位 Unit | 典型值 Typical value | 備注 Notes |
延時位數 Delay bits | / | 7 | 可定制 Can be customized |
最小延時步進 Min.step-delay | ps | 2 | 可定制 Can be customized |
可調節最大延時量 Adjustable max.delay | ps | 254 | |
延時偏差 Delay deviation | ps | ≤±0.5 | ≤±1@max |
延時切換時間 Delay switching time | µs | ≤1 | |
插入損耗 Insertion loss | dB | 14 | |
各延時態損耗差異 Delay state loss difference | dB | ±0.5 | |
回波損耗 Return loss | dB | 45 | |
芯片尺寸 Chip dimension | mm | 19×11×0.7 |
1、精度與延遲的權衡:光柵尺的精度越高,其測量結果的準確性就越高,但同時也會帶來更大的延遲。因此,在實際應用中,需要根據具體需求選擇合適的精度和延遲。
2、環境適應性:光柵尺延遲線對環境溫度、濕度等環境因素較為敏感,因此在實際應用中需要注意環境因素的影響。
3、穩定性與可靠性:光柵尺延遲線具有較高的穩定性和可靠性,能夠長時間穩定工作,保證測量結果的準確性。
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