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6\u670827\u65e5\uff0c\u636e\u548c\u9ad8\u8d44\u672c\u5b98\u5fae\u6d88\u606f\uff0c\u82cf\u5dde\u8bc6\u5149\u82af\u79d1\u6280\u672f\u6709\u9650\u516c\u53f8\uff08\u4ee5\u4e0b\u7b80\u79f0\u8bc6\u5149\uff09\u4e8e\u8fd1\u65e5\u5b8c\u6210Pre-A+\u8f6e\u878d\u8d44\uff0c\u672c\u8f6e\u6295\u8d44\u65b9\u5305\u62ec\u548c\u9ad8\u8d44\u672c\u3001\u661f\u5947\u57fa\u91d1\u7b49\uff0c\u878d\u8d44\u8d44\u91d1\u5c06\u4e3b\u8981\u7528\u4e8e\u4ea7\u54c1\u63a8\u8fdb\u548c\u56e2\u961f\u5efa\u8bbe\u3002<\/p>\n
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\u636e\u6089\uff0c\u5355\u5149\u5b50\u96ea\u5d29\u4e8c\u6781\u7ba1(Single Photon Avalanche Diode\uff0cSPAD)\u662f\u4e00\u79cd\u5177\u6709\u5355\u5149\u5b50\u63a2\u6d4b\u80fd\u529b\u7684\u5149\u7535\u5668\u4ef6\uff0c\u80fd\u591f\u7528\u5149\u901f\u5b9e\u73b0\u8ddd\u79bb\u6d4b\u91cf\uff0c\u8fbe\u5230\u5fae\u79d2\u7ea7\u6d4b\u91cf\u65f6\u95f4\u53ca\u4e9a\u6beb\u7c73\u6d4b\u91cf\u7cbe\u5ea6\uff0c\u540c\u65f6\u5b83\u80fd\u4ee5\u5149\u5b50\u8ba1\u6570\u7684\u65b9\u5f0f\u8fdb\u884c\u56fe\u50cf\u91c7\u96c6\uff0c\u5b9e\u73b0\u591c\u89c6\u6210\u50cf\u6216\u9ad8\u901f\u6210\u50cf\uff0c\u662f\u65b0\u4e00\u4ee3\u5355\u5149\u5b50\u611f\u77e5\u82af\u7247\u7684\u6838\u5fc3\u5668\u4ef6\uff0c\u4e5f\u662f\u6fc0\u5149\u96f7\u8fbe\u5b9e\u73b0\u56fa\u6001\u5316\u7684\u5173\u952e\u96f6\u90e8\u4ef6\u3002<\/p>\n