AU2726788A - Personal identification encryptor system with error- correcting code and method - Google Patents

Personal identification encryptor system with error- correcting code and method

Info

Publication number
AU2726788A
AU2726788A AU27267/88A AU2726788A AU2726788A AU 2726788 A AU2726788 A AU 2726788A AU 27267/88 A AU27267/88 A AU 27267/88A AU 2726788 A AU2726788 A AU 2726788A AU 2726788 A AU2726788 A AU 2726788A
Authority
AU
Australia
Prior art keywords
error
personal identification
correcting code
encryptor
encryptor system
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
Application number
AU27267/88A
Other versions
AU612946B2 (en
Inventor
Martin Mohammed Atalla
Alan Bruce Roberts
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.)
Tandem Computers Inc
Original Assignee
Tandem Computers Inc
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
Priority claimed from US07/115,210 external-priority patent/US4885779A/en
Application filed by Tandem Computers Inc filed Critical Tandem Computers Inc
Publication of AU2726788A publication Critical patent/AU2726788A/en
Application granted granted Critical
Publication of AU612946B2 publication Critical patent/AU612946B2/en
Assigned to TANDEM COMPUTERS INCORPORATED reassignment TANDEM COMPUTERS INCORPORATED Alteration of Name(s) in Register under S187 Assignors: ATALLA CORPORATION
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • G09C1/04—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system with sign carriers or indicators moved relative to one another to positions determined by a permutation code, or key, so as to indicate the appropriate corresponding clear or ciphered text
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F7/00—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus
    • G07F7/08—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means
    • G07F7/10—Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card or other personal identification means together with a coded signal, e.g. in the form of personal identification information, like personal identification number [PIN] or biometric data
AU27267/88A 1987-11-02 1988-10-27 Personal identification encryptor system with error- correcting code and method Ceased AU612946B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/115,210 US4885779A (en) 1987-11-02 1987-11-02 Personal identification encryptor system with error-correcting code and method
US115210 1987-11-02
PCT/US1988/003828 WO1989004570A1 (en) 1987-11-02 1988-10-27 Personal identification encryptor system with error-correcting code and method

Publications (2)

Publication Number Publication Date
AU2726788A true AU2726788A (en) 1989-06-01
AU612946B2 AU612946B2 (en) 1991-07-18

Family

ID=26777983

Family Applications (1)

Application Number Title Priority Date Filing Date
AU27267/88A Ceased AU612946B2 (en) 1987-11-02 1988-10-27 Personal identification encryptor system with error- correcting code and method

Country Status (1)

Country Link
AU (1) AU612946B2 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1440585A (en) * 1921-09-30 1923-01-02 Corrigan Hamlet Check-protecting system and keyboard for same
US2413592A (en) * 1944-08-03 1946-12-31 Lawrence H Forster Coding and decoding chart for cryptography
US4408093A (en) * 1981-06-05 1983-10-04 Itt Industries, Inc. Cryptographic encoder-decoder

Also Published As

Publication number Publication date
AU612946B2 (en) 1991-07-18

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired