NO960783D0 - Method and apparatus for preventing false response in an optical detector - Google Patents
Method and apparatus for preventing false response in an optical detectorInfo
- Publication number
- NO960783D0 NO960783D0 NO960783A NO960783A NO960783D0 NO 960783 D0 NO960783 D0 NO 960783D0 NO 960783 A NO960783 A NO 960783A NO 960783 A NO960783 A NO 960783A NO 960783 D0 NO960783 D0 NO 960783D0
- Authority
- NO
- Norway
- Prior art keywords
- optical detector
- preventing false
- false response
- response
- preventing
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
Landscapes
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Fire-Detection Mechanisms (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93306865 | 1993-08-31 | ||
PCT/EP1994/002888 WO1995006927A1 (en) | 1993-08-31 | 1994-08-30 | Method and apparatus for preventing false responses in optical detection devices |
Publications (2)
Publication Number | Publication Date |
---|---|
NO960783D0 true NO960783D0 (en) | 1996-02-27 |
NO960783L NO960783L (en) | 1996-03-12 |
Family
ID=8214523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO960783A NO960783L (en) | 1993-08-31 | 1996-02-27 | Method and apparatus for preventing false response in an optical detector |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0715744B1 (en) |
AU (1) | AU7537594A (en) |
CA (1) | CA2170519A1 (en) |
DE (1) | DE69407190T2 (en) |
DK (1) | DK0715744T3 (en) |
NO (1) | NO960783L (en) |
SG (1) | SG97742A1 (en) |
WO (1) | WO1995006927A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2194101A (en) * | 1999-12-10 | 2001-06-18 | Durand Technology Limited | Improvements in or relating to applications of fractal and/or chaotic techniques |
DE102009048739B3 (en) * | 2009-07-14 | 2012-03-29 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Automatic forest fire detection method involves triggering alarm, if fractal dimensions of grey values of current image and cluster surface of binarized image, and respective axis intercept lie within preset value |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4665390A (en) * | 1985-08-22 | 1987-05-12 | Hughes Aircraft Company | Fire sensor statistical discriminator |
US4866420A (en) * | 1988-04-26 | 1989-09-12 | Systron Donner Corp. | Method of detecting a fire of open uncontrolled flames |
US5051590A (en) * | 1989-12-06 | 1991-09-24 | Santa Barbara Research Center | Fiber optic flame detection and temperature measurement system having one or more in-line temperature dependent optical filters |
US5201321A (en) * | 1991-02-11 | 1993-04-13 | Fulton Keith W | Method and apparatus for diagnosing vulnerability to lethal cardiac arrhythmias |
US5185687A (en) * | 1991-03-28 | 1993-02-09 | Eaton Corporation | Chaos sensing arc detection |
JPH0535768A (en) * | 1991-07-26 | 1993-02-12 | Hitachi Ltd | Information processor utilizing fractal dimension |
-
1994
- 1994-08-30 AU AU75375/94A patent/AU7537594A/en not_active Abandoned
- 1994-08-30 CA CA 2170519 patent/CA2170519A1/en not_active Abandoned
- 1994-08-30 SG SG9606075A patent/SG97742A1/en unknown
- 1994-08-30 DK DK94925486T patent/DK0715744T3/en active
- 1994-08-30 EP EP94925486A patent/EP0715744B1/en not_active Expired - Lifetime
- 1994-08-30 DE DE69407190T patent/DE69407190T2/en not_active Expired - Fee Related
- 1994-08-30 WO PCT/EP1994/002888 patent/WO1995006927A1/en active IP Right Grant
-
1996
- 1996-02-27 NO NO960783A patent/NO960783L/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO960783L (en) | 1996-03-12 |
AU7537594A (en) | 1995-03-22 |
EP0715744B1 (en) | 1997-12-03 |
SG97742A1 (en) | 2003-08-20 |
DE69407190D1 (en) | 1998-01-15 |
CA2170519A1 (en) | 1995-03-09 |
WO1995006927A1 (en) | 1995-03-09 |
DK0715744T3 (en) | 1998-08-10 |
EP0715744A1 (en) | 1996-06-12 |
DE69407190T2 (en) | 1998-05-20 |
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