Auto-adjust motion detection system
US5276427A · kind A · utility
58Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 8, 1991 |
| Grant date | Jan 4, 1994 |
| Priority date | — |
| Expiry date | Jul 8, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B29/26
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
An improved dual sensor motion detection system is disclosed wherein the sensitivity of at least one of the sensors is adjusted in accordance with the response signals or signal history received from the sensors. This arrangement has application for systems having at least two sensors and simplifies installation and adjustment of the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.