<p>An optical encoder according to the present invention comprises a scale where a first pattern is formed, and a light receiving portion where a second pattern is formed, wherein the light receiving portion moves relatively with respect to the scale. At least one of the first pattern and the second pattern is formed in a bent band shape so as to obtain a sinusoidal signal, and therefore a reliable sinusoidal electrical signal is capable of being obtained.</p>
申请公布号
WO2013094818(A1)
申请公布日期
2013.06.27
申请号
WO2012KR01086
申请日期
2012.02.14
申请人
RS AUTOMATION CO., LTD;CHOI, IN KWANG;LEE, SEUNG CHUL;LEE, SANG HOON;KIM, HYUN JUNG
发明人
CHOI, IN KWANG;LEE, SEUNG CHUL;LEE, SANG HOON;KIM, HYUN JUNG