发明公开
- 专利标题: Optical position measurement
- 专利标题(中): 光学位置测量
-
申请号: EP89304753.0申请日: 1989-05-10
-
公开(公告)号: EP0342016A3公开(公告)日: 1990-10-24
- 发明人: Langdon, Roger Martin
- 申请人: THE GENERAL ELECTRIC COMPANY, p.l.c.
- 申请人地址: 1 Stanhope Gate London W1A 1EH GB
- 专利权人: THE GENERAL ELECTRIC COMPANY, p.l.c.
- 当前专利权人: THE GENERAL ELECTRIC COMPANY, p.l.c.
- 当前专利权人地址: 1 Stanhope Gate London W1A 1EH GB
- 代理机构: Tolfree, Roger Keith
- 优先权: GB8811027 19880510
- 主分类号: G01D5/38
- IPC分类号: G01D5/38 ; G01B11/00 ; G01S1/70
摘要:
A position measurement system transmits moving interference pattern and these are received by a sensor fixed relative to the transmitter and a mobile sensor, by comparring the phases of the interference pattern at the two sensors the position of the mobile sensor relative to the transmitter can be calculated.
公开/授权文献
- EP0342016B1 Optical position measurement 公开/授权日:1993-06-16
信息查询
IPC分类: