发明名称 |
Active infrared presence sensor |
摘要 |
A presence detector includes an optical emitter for emitting optical radiation, an optical detector for detecting a presence of an object based on receiving the optical radiation, and a microcontroller for controlling the optical emitter and processing the optical detector output, such that a range adjustment and range hysteresis based on the object are provided by software in the microcontroller.
|
申请公布号 |
US6710346(B2) |
申请公布日期 |
2004.03.23 |
申请号 |
US20010923253 |
申请日期 |
2001.08.02 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
BREWINGTON JAMES GABRIEL;LEVINE JAMES LEWIS;MILLER DUANE SCOTT;SCHAPPERT MICHAEL ALAN |
分类号 |
G01S7/481;G01S7/497;G01S17/02;G01V8/10;G08B13/181;(IPC1-7):G05B13/18 |
主分类号 |
G01S7/481 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|