GB9406395D0 - A counting device - Google Patents
A counting deviceInfo
- Publication number
- GB9406395D0 GB9406395D0 GB9406395A GB9406395A GB9406395D0 GB 9406395 D0 GB9406395 D0 GB 9406395D0 GB 9406395 A GB9406395 A GB 9406395A GB 9406395 A GB9406395 A GB 9406395A GB 9406395 D0 GB9406395 D0 GB 9406395D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- counting device
- counting
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
- H05B47/13—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using passive infrared detectors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939311036A GB9311036D0 (en) | 1993-05-28 | 1993-05-28 | Lighting control device |
Publications (2)
Publication Number | Publication Date |
---|---|
GB9406395D0 true GB9406395D0 (en) | 1994-05-25 |
GB2278437A GB2278437A (en) | 1994-11-30 |
Family
ID=10736276
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939311036A Pending GB9311036D0 (en) | 1993-05-28 | 1993-05-28 | Lighting control device |
GB9406395A Withdrawn GB2278437A (en) | 1993-05-28 | 1994-03-30 | Counting people entering and leaving a zone |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939311036A Pending GB9311036D0 (en) | 1993-05-28 | 1993-05-28 | Lighting control device |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB9311036D0 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110853200A (en) * | 2019-11-29 | 2020-02-28 | 河南职业技术学院 | Device for limiting number of people in closed occasions |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2314410A (en) * | 1996-06-18 | 1997-12-24 | Siemens Plc | Passive Infra-Red Detection System suitable for Traffic Control Systems |
GB2489218A (en) * | 2011-03-17 | 2012-09-26 | Univ Strathclyde | Occupancy detection system |
CN104221062A (en) * | 2012-04-12 | 2014-12-17 | 皇家飞利浦有限公司 | Identification sensor for gate identification of person |
WO2020041752A1 (en) | 2018-08-24 | 2020-02-27 | Lutron Technology Company Llc | Occupant counting device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4799243A (en) * | 1987-09-01 | 1989-01-17 | Otis Elevator Company | Directional people counting arrangement |
GB2231954B (en) * | 1989-05-18 | 1993-04-21 | David Chen | A switch for automatically controlling electric appliances in a room |
DE4040811A1 (en) * | 1990-12-14 | 1992-07-09 | Iris Gmbh Infrared & Intellige | DIRECTIONAL SELECTIVE COUNTING AND SWITCHING DEVICE |
-
1993
- 1993-05-28 GB GB939311036A patent/GB9311036D0/en active Pending
-
1994
- 1994-03-30 GB GB9406395A patent/GB2278437A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110853200A (en) * | 2019-11-29 | 2020-02-28 | 河南职业技术学院 | Device for limiting number of people in closed occasions |
CN110853200B (en) * | 2019-11-29 | 2021-10-26 | 河南职业技术学院 | Device for limiting number of people in closed occasions |
Also Published As
Publication number | Publication date |
---|---|
GB2278437A (en) | 1994-11-30 |
GB9311036D0 (en) | 1993-07-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |