GB9703399D0 - Apparatus for detecting the emission of infra-red radiation - Google Patents
Apparatus for detecting the emission of infra-red radiationInfo
- Publication number
- GB9703399D0 GB9703399D0 GBGB9703399.7A GB9703399A GB9703399D0 GB 9703399 D0 GB9703399 D0 GB 9703399D0 GB 9703399 A GB9703399 A GB 9703399A GB 9703399 D0 GB9703399 D0 GB 9703399D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- infra
- emission
- detecting
- red radiation
- red
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9703399A GB2322442B (en) | 1997-02-19 | 1997-02-19 | A method of detecting the emission of infra-red radiation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9703399A GB2322442B (en) | 1997-02-19 | 1997-02-19 | A method of detecting the emission of infra-red radiation |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9703399D0 true GB9703399D0 (en) | 1997-04-09 |
GB2322442A GB2322442A (en) | 1998-08-26 |
GB2322442B GB2322442B (en) | 2000-12-06 |
Family
ID=10807912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9703399A Expired - Fee Related GB2322442B (en) | 1997-02-19 | 1997-02-19 | A method of detecting the emission of infra-red radiation |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2322442B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7148482B2 (en) * | 2004-03-25 | 2006-12-12 | Delphi Technologies, Inc. | Multiple sensor thermal radiation detector and method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE793058A (en) * | 1971-12-20 | 1973-06-20 | Barnes Eng Co | INTRUSION DETECTOR |
DE2425466C2 (en) * | 1974-05-27 | 1985-05-30 | Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar | Device for monitoring rooms by means of optoelectronic measuring devices |
FR2608777B1 (en) * | 1986-12-23 | 1989-03-24 | Trt Telecom Radio Electr | INTRUSION DETECTION AND RECOGNITION DEVICE FOR LAND VEHICLES |
JPH0786537B2 (en) * | 1987-09-26 | 1995-09-20 | 松下電工株式会社 | Human body detection device |
US5055685A (en) * | 1989-12-01 | 1991-10-08 | Optex Co., Ltd. | Infrared detecting apparatus |
KR970010976B1 (en) * | 1993-12-31 | 1997-07-05 | 엘지전자 주식회사 | Infrared array sensor system |
-
1997
- 1997-02-19 GB GB9703399A patent/GB2322442B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2322442A (en) | 1998-08-26 |
GB2322442B (en) | 2000-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20050219 |