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发明名称
高准度测距装置
摘要
本发明系为一种高准度测距装置,系包含有发光源、光接收器、多频信号产生模组、第一量测模组、第二量测模组及处理单元;该多频信号产生模组产生复数频率以分别提供发光源、光接收器、第一量测模组及第二量测模组,而光接收器具有混频功能,使目标物反射的脉冲光束之频率与来自多频信号产生模组之一频率相互混频。第一、第二量测模组提供脉冲光束往返于测距装置与目标物之间的飞行时间及相位差;其中,第二量测模组采用IQ正交鉴相法获得该相位差,如此,处理单元系根据飞行时间与相位差,计算出测距装置与目标物之间的距离。
申请公布号
TW200512475
申请公布日期
2005.04.01
申请号
TW092126175
申请日期
2003.09.23
申请人
亚洲光学股份有限公司
发明人
简碧尧;黄东;杨国华;段丹
分类号
G01S13/08;G01C3/08;G01B11/02
主分类号
G01S13/08
代理机构
代理人
林镒珠
主权项
地址
台中县潭子乡台中加工出口区南二路98号
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