EP0194660A3 - Electronic postage meter having a memory map decoder and an illegal-memory-access warning signal, respectively - Google Patents

Electronic postage meter having a memory map decoder and an illegal-memory-access warning signal, respectively Download PDF

Info

Publication number
EP0194660A3
EP0194660A3 EP86103281A EP86103281A EP0194660A3 EP 0194660 A3 EP0194660 A3 EP 0194660A3 EP 86103281 A EP86103281 A EP 86103281A EP 86103281 A EP86103281 A EP 86103281A EP 0194660 A3 EP0194660 A3 EP 0194660A3
Authority
EP
European Patent Office
Prior art keywords
memory
illegal
warning signal
postage meter
map decoder
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
EP86103281A
Other versions
EP0194660B1 (en
EP0194660A2 (en
Inventor
Peter C. Digiulio
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.)
Pitney Bowes Inc
Original Assignee
Pitney Bowes 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 US06/710,800 external-priority patent/US4901273A/en
Application filed by Pitney Bowes Inc filed Critical Pitney Bowes Inc
Publication of EP0194660A2 publication Critical patent/EP0194660A2/en
Publication of EP0194660A3 publication Critical patent/EP0194660A3/en
Application granted granted Critical
Publication of EP0194660B1 publication Critical patent/EP0194660B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B17/00—Franking apparatus
    • G07B17/00185—Details internally of apparatus in a franking system, e.g. franking machine at customer or apparatus at post office
    • G07B17/00362—Calculation or computing within apparatus, e.g. calculation of postage value
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B17/00—Franking apparatus
    • G07B17/00185—Details internally of apparatus in a franking system, e.g. franking machine at customer or apparatus at post office
    • G07B17/00193—Constructional details of apparatus in a franking system
    • G07B2017/00258—Electronic hardware aspects, e.g. type of circuits used
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B17/00—Franking apparatus
    • G07B17/00185—Details internally of apparatus in a franking system, e.g. franking machine at customer or apparatus at post office
    • G07B17/00362—Calculation or computing within apparatus, e.g. calculation of postage value
    • G07B2017/00395—Memory organization
    • G07B2017/00403—Memory zones protected from unauthorized reading or writing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Storage Device Security (AREA)
EP86103281A 1985-03-12 1986-03-12 Electronic postage meter having a memory map decoder and an illegal-memory-access warning signal, respectively Expired - Lifetime EP0194660B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US71079985A 1985-03-12 1985-03-12
US710799 1985-03-12
US06/710,800 US4901273A (en) 1985-03-12 1985-03-12 Electronic postage meter having a memory map decoder
US710800 1985-03-12

Publications (3)

Publication Number Publication Date
EP0194660A2 EP0194660A2 (en) 1986-09-17
EP0194660A3 true EP0194660A3 (en) 1987-04-29
EP0194660B1 EP0194660B1 (en) 1992-03-25

Family

ID=27108530

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86103281A Expired - Lifetime EP0194660B1 (en) 1985-03-12 1986-03-12 Electronic postage meter having a memory map decoder and an illegal-memory-access warning signal, respectively

Country Status (2)

Country Link
EP (1) EP0194660B1 (en)
DE (1) DE3684496D1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5530840A (en) * 1993-12-09 1996-06-25 Pitney Bowes Inc. Address decoder with memory allocation for a micro-controller system
CA2137494A1 (en) * 1993-12-09 1995-06-10 Young W. Lee Address decoder with memory allocation and illegal address detection for a microcontroller system
CA2137504C (en) * 1993-12-09 1998-08-25 Young W. Lee Memory monitoring circuit for detecting unauthorized memory access
DE4344476A1 (en) * 1993-12-21 1995-06-22 Francotyp Postalia Gmbh Process for improving the security of franking machines
US5805711A (en) * 1993-12-21 1998-09-08 Francotyp-Postalia Ag & Co. Method of improving the security of postage meter machines

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938095A (en) * 1971-11-04 1976-02-10 Pitney-Bowes, Inc. Computer responsive postage meter
US3978457A (en) * 1974-12-23 1976-08-31 Pitney-Bowes, Inc. Microcomputerized electronic postage meter system
GB2101370A (en) * 1981-06-26 1983-01-12 Philips Electronic Associated Digital data apparatus with memory interrogation

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2486687B1 (en) * 1980-07-09 1986-08-22 Roneo Alcatel Ltd POSTAL POSTAGE COUNTER

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3938095A (en) * 1971-11-04 1976-02-10 Pitney-Bowes, Inc. Computer responsive postage meter
US3978457A (en) * 1974-12-23 1976-08-31 Pitney-Bowes, Inc. Microcomputerized electronic postage meter system
GB2101370A (en) * 1981-06-26 1983-01-12 Philips Electronic Associated Digital data apparatus with memory interrogation

Also Published As

Publication number Publication date
EP0194660B1 (en) 1992-03-25
DE3684496D1 (en) 1992-04-30
EP0194660A2 (en) 1986-09-17

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