文档君就带大家来认识一下通信技术的祖师爷PDH、以及青出于蓝胜于蓝的SDH吧~ PDH，即准同步数字体系。在早期的通信网络中，它发挥了关键作用。 PDH准同步数字体系，作为第一代光通信的标准 ...
The Social Determinants of Health (SDH) Core enables UAB investigators to measure the effect of social and environmental risks for disease etiology, progression, management, and outcomes, and test ...
The PMCC_EAMD12G is designed to directly drive the inputs of EA or MZ Modulators or EML devices at data-rates up-to 11.3Gbps. The driver features programmable output voltage swing as well as ...
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