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FR2693295B1 - Circuit d'horloge pour dispositif de jeu. - Google Patents

Circuit d'horloge pour dispositif de jeu.

Info

Publication number
FR2693295B1
FR2693295B1 FR9208099A FR9208099A FR2693295B1 FR 2693295 B1 FR2693295 B1 FR 2693295B1 FR 9208099 A FR9208099 A FR 9208099A FR 9208099 A FR9208099 A FR 9208099A FR 2693295 B1 FR2693295 B1 FR 2693295B1
Authority
FR
France
Prior art keywords
game device
clock circuit
clock
circuit
game
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
FR9208099A
Other languages
English (en)
Other versions
FR2693295A1 (fr
Inventor
Jean-Louis Goudard
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.)
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
Telecommunications Radioelectriques et Telephoniques SA TRT
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 Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical Telecommunications Radioelectriques et Telephoniques SA TRT
Priority to FR9208099A priority Critical patent/FR2693295B1/fr
Priority to US08/082,074 priority patent/US5489095A/en
Priority to JP15694593A priority patent/JP3577328B2/ja
Priority to EP93201908A priority patent/EP0577220B1/fr
Priority to DE69310034T priority patent/DE69310034T2/de
Publication of FR2693295A1 publication Critical patent/FR2693295A1/fr
Application granted granted Critical
Publication of FR2693295B1 publication Critical patent/FR2693295B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G07C15/00—Generating random numbers; Lottery apparatus
    • G07C15/006—Generating random numbers; Lottery apparatus electronically
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C10/00—Arrangements of electric power supplies in time pieces
    • G04C10/04—Arrangements of electric power supplies in time pieces with means for indicating the condition of the power supply
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/72—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits
    • G06F21/725—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information in cryptographic circuits operating on a secure reference time value
    • 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
    • G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
    • 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
    • G07C9/29—Individual registration on entry or exit involving the use of a pass the pass containing active electronic elements, e.g. smartcards
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/72—Indexing scheme relating to groups G06F7/72 - G06F7/729
    • G06F2207/7219—Countermeasures against side channel or fault attacks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
FR9208099A 1992-07-01 1992-07-01 Circuit d'horloge pour dispositif de jeu. Expired - Fee Related FR2693295B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9208099A FR2693295B1 (fr) 1992-07-01 1992-07-01 Circuit d'horloge pour dispositif de jeu.
US08/082,074 US5489095A (en) 1992-07-01 1993-06-23 Device for protecting the validity of time sensitive information
JP15694593A JP3577328B2 (ja) 1992-07-01 1993-06-28 ゲーミング装置
EP93201908A EP0577220B1 (fr) 1992-07-01 1993-07-01 Dispositif de jeu comprenant une horloge à fonctionnement continu
DE69310034T DE69310034T2 (de) 1992-07-01 1993-07-01 Spielvorrichtung mit dauernd funktionierender Uhr

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9208099A FR2693295B1 (fr) 1992-07-01 1992-07-01 Circuit d'horloge pour dispositif de jeu.

Publications (2)

Publication Number Publication Date
FR2693295A1 FR2693295A1 (fr) 1994-01-07
FR2693295B1 true FR2693295B1 (fr) 1994-11-18

Family

ID=9431403

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9208099A Expired - Fee Related FR2693295B1 (fr) 1992-07-01 1992-07-01 Circuit d'horloge pour dispositif de jeu.

Country Status (1)

Country Link
FR (1) FR2693295B1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1004362A (en) * 1972-04-11 1977-01-25 Gretag Aktiengesellschaft System for the individual identification of a plurality of individuals
CH640971A5 (en) * 1979-06-28 1984-01-31 Kurt Ehrat Mobile data container secured against unauthorised access
US4365810A (en) * 1979-09-28 1982-12-28 Selectro-Vision, Ltd. Gaming board
GB2148135A (en) * 1983-09-14 1985-05-30 Igt Reno Nev Electronic video lottery system
US4592546A (en) * 1984-04-26 1986-06-03 David B. Lockton Game of skill playable by remote participants in conjunction with a live event
GB2189059B (en) * 1986-04-08 1989-11-22 Distrimex Limited Clock with power-failure alarm
FR2658375B2 (fr) * 1989-05-25 1994-04-22 Adventure Dispositif electronique destine a permettre la participation d'un individu a un programme telediffuse.
GB8920940D0 (en) * 1989-09-15 1989-11-01 Ncr Co Portable container for valuable items

Also Published As

Publication number Publication date
FR2693295A1 (fr) 1994-01-07

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Legal Events

Date Code Title Description
TP Transmission of property
TP Transmission of property
CD Change of name or company name
ST Notification of lapse