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Method for identifying Chinese character input based on gesture interaction in e.g. gaming field, involves representing length and angle of polar coordinates of reference vector respectively as two components. 专利
申请日期: 2013-01-01, 公开日期: 2013-05-08
作者:  LIU B LI H WANG Z GU Q WANG Y FAN X
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/13
Polar coordinates positioning device, has angular displacement executing step motor mounted under centre of origin platform, and motor fixed with origin platform, where motor axis is passed through centre of origin platform. 专利
申请日期: 2008-01-01, 公开日期: 2008-07-30
作者:  LI M GUO C
收藏  |  浏览/下载:2/0  |  提交时间:2019/12/27
Measurement system of semiconductor laser characteristics 专利
专利号: JP1991078266A, 申请日期: 1991-04-03, 公开日期: 1991-04-03
作者:  NOZAKI GAKUO
收藏  |  浏览/下载:6/0  |  提交时间:2019/12/31


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