GB2248358B - Infra red device incorporating a power supply "reactivation" function - Google Patents

Infra red device incorporating a power supply "reactivation" function

Info

Publication number
GB2248358B
GB2248358B GB9115346A GB9115346A GB2248358B GB 2248358 B GB2248358 B GB 2248358B GB 9115346 A GB9115346 A GB 9115346A GB 9115346 A GB9115346 A GB 9115346A GB 2248358 B GB2248358 B GB 2248358B
Authority
GB
United Kingdom
Prior art keywords
reactivation
function
power supply
device incorporating
infra 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.)
Expired - Fee Related
Application number
GB9115346A
Other versions
GB2248358A (en
GB9115346D0 (en
Inventor
Lionel Guilleman
Antoine Tullio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ELGELEC
Original Assignee
ELGELEC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ELGELEC filed Critical ELGELEC
Publication of GB9115346D0 publication Critical patent/GB9115346D0/en
Publication of GB2248358A publication Critical patent/GB2248358A/en
Application granted granted Critical
Publication of GB2248358B publication Critical patent/GB2248358B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/1097—Optical sensing of electronic memory record carriers, such as interrogation of RFIDs with an additional optical interface
    • 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
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
GB9115346A 1990-07-20 1991-07-16 Infra red device incorporating a power supply "reactivation" function Expired - Fee Related GB2248358B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9009282A FR2665008B1 (en) 1990-07-20 1990-07-20 INFRARED DEVICE COMPRISING A FEEDING FEEDING FUNCTION.

Publications (3)

Publication Number Publication Date
GB9115346D0 GB9115346D0 (en) 1991-08-28
GB2248358A GB2248358A (en) 1992-04-01
GB2248358B true GB2248358B (en) 1994-09-14

Family

ID=9398933

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9115346A Expired - Fee Related GB2248358B (en) 1990-07-20 1991-07-16 Infra red device incorporating a power supply "reactivation" function

Country Status (7)

Country Link
JP (1) JPH04313182A (en)
DE (1) DE4123704A1 (en)
ES (1) ES2038073B1 (en)
FR (1) FR2665008B1 (en)
GB (1) GB2248358B (en)
IT (1) IT1251817B (en)
NL (1) NL9101249A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4328392A1 (en) * 1993-08-24 1995-03-02 Bosch Gmbh Robert Remote control system
DE4334227A1 (en) * 1993-10-07 1995-04-13 Fichtel & Sachs Ag Energy-saving hydraulic system for active suspensions
FR2715014B1 (en) * 1994-01-07 1996-03-15 Elgelec Sa Circuit for receiving infrared signals modulated according to a radio frequency.
FR2743654B1 (en) * 1996-01-15 1998-02-06 Telecommunications Sa ELECTRONIC BADGE COMMUNICATING BY INFRARED
FR2743653A1 (en) * 1996-01-15 1997-07-18 Telecommunications Sa Credit-card sized infrared badge communicator system for user identification
NL1002195C2 (en) * 1996-01-29 1997-07-30 Nedap Nv Modular chip card system with function modules.
FR2770315B1 (en) * 1997-10-24 2001-05-11 Roland Moreno SYSTEM FOR SECURE CONTACTLESS COMMUNICATION BETWEEN A TERMINAL AND A PORTABLE OBJECT SUCH AS A CHIP CARD
FR2770316B1 (en) * 1997-10-24 2000-06-09 Roland Moreno SYSTEM FOR SECURE CONTACTLESS COMMUNICATION BETWEEN A TERMINAL AND A PORTABLE OBJECT SUCH AS A CHIP CARD
JP3082740B2 (en) 1998-03-30 2000-08-28 日本電気株式会社 Portable information terminal with infrared communication function

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180424A (en) * 1985-09-10 1987-03-25 Shorrock Security Systems Ltd Non-contact identification system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1257204A (en) * 1960-02-19 1961-03-31 Electronique Soc Nouv Improvements to circuits equipped with photodiodes
FR1424455A (en) * 1963-11-29 1966-01-14 Texas Instruments Inc Electro-optical coupling device
US3486029A (en) * 1965-12-29 1969-12-23 Gen Electric Radiative interconnection arrangement
FR2478849B1 (en) * 1980-03-21 1985-12-20 Veilex Robert PORTABLE IDENTIFICATION CARD AND PROCESSING SYSTEM USING SUCH A CARD
CH663287A5 (en) * 1984-05-03 1987-11-30 Landis & Gyr Ag FACILITIES WITH CONTACTLESS INFORMATION TRANSFER BETWEEN AN IDENTIFICATOR AND AN IDENTIFICANT.
DE3483476D1 (en) * 1984-08-08 1990-11-29 Toshiba Kawasaki Kk INFORMATION MEDIUM.
JPS6274189A (en) * 1985-09-27 1987-04-04 Toshiba Corp Information medium
GB8617662D0 (en) * 1986-07-18 1986-08-28 Neiman Security Prod Control apparatus
NL8702749A (en) * 1987-11-18 1989-06-16 Philips Nv REMOTE CONTROL SYSTEM WITH AWAKE SIGNAL.
FR2646033A1 (en) * 1989-04-18 1990-10-19 Labo Electronique Physique SLEEP CIRCUIT AND DATA TRANSMISSION DEVICE PROVIDED WITH SUCH CIRCUIT

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180424A (en) * 1985-09-10 1987-03-25 Shorrock Security Systems Ltd Non-contact identification system

Also Published As

Publication number Publication date
ES2038073B1 (en) 1994-11-16
JPH04313182A (en) 1992-11-05
NL9101249A (en) 1992-02-17
DE4123704A1 (en) 1992-01-23
IT1251817B (en) 1995-05-26
ITMI911982A1 (en) 1993-01-17
FR2665008A1 (en) 1992-01-24
FR2665008B1 (en) 1994-09-23
GB2248358A (en) 1992-04-01
ITMI911982A0 (en) 1991-07-17
ES2038073A1 (en) 1993-07-01
GB9115346D0 (en) 1991-08-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950716