GB1554013A - Data processing - Google Patents

Data processing

Info

Publication number
GB1554013A
GB1554013A GB11704/77A GB1170477A GB1554013A GB 1554013 A GB1554013 A GB 1554013A GB 11704/77 A GB11704/77 A GB 11704/77A GB 1170477 A GB1170477 A GB 1170477A GB 1554013 A GB1554013 A GB 1554013A
Authority
GB
United Kingdom
Prior art keywords
data processing
data
processing
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
Application number
GB11704/77A
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.)
Ferranti International PLC
Original Assignee
Ferranti PLC
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 Ferranti PLC filed Critical Ferranti PLC
Priority to GB11704/77A priority Critical patent/GB1554013A/en
Priority to NO780871A priority patent/NO780871L/en
Priority to BE185938A priority patent/BE864893A/en
Priority to NL7802779A priority patent/NL7802779A/en
Priority to DE19782811121 priority patent/DE2811121A1/en
Priority to DK119278A priority patent/DK119278A/en
Priority to IN202/DEL/78A priority patent/IN148642B/en
Priority to AU34183/78A priority patent/AU516079B2/en
Priority to FR7807613A priority patent/FR2384301A1/en
Priority to BR7801685A priority patent/BR7801685A/en
Priority to IT48483/78A priority patent/IT1103553B/en
Publication of GB1554013A publication Critical patent/GB1554013A/en
Expired 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
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0701—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips at least one of the integrated circuit chips comprising an arrangement for power management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Power Sources (AREA)
  • Communication Control (AREA)
GB11704/77A 1977-03-19 1977-03-19 Data processing Expired GB1554013A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB11704/77A GB1554013A (en) 1977-03-19 1977-03-19 Data processing
NO780871A NO780871L (en) 1977-03-19 1978-03-13 DATA PROCESSING EQUIPMENT.
BE185938A BE864893A (en) 1977-03-19 1978-03-14 PORTABLE DATA MEMORY
NL7802779A NL7802779A (en) 1977-03-19 1978-03-14 INFORMATION PROCESSING DEVICE.
DE19782811121 DE2811121A1 (en) 1977-03-19 1978-03-15 CIRCUIT ARRANGEMENT FOR THE PROCESSING OF DATA
DK119278A DK119278A (en) 1977-03-19 1978-03-16 DATA PROCESSING APPARATUS WITH TRANSPORTABLE DATA STORAGE
IN202/DEL/78A IN148642B (en) 1977-03-19 1978-03-16
AU34183/78A AU516079B2 (en) 1977-03-19 1978-03-16 Data processor having removable nonvolatile memory
FR7807613A FR2384301A1 (en) 1977-03-19 1978-03-16 REMOVABLE MEMORY DATA PROCESSING DEVICE
BR7801685A BR7801685A (en) 1977-03-19 1978-03-17 DATA PROCESSING DEVICE
IT48483/78A IT1103553B (en) 1977-03-19 1978-03-17 IMPROVEMENT IN DATA PROCESSORS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11704/77A GB1554013A (en) 1977-03-19 1977-03-19 Data processing

Publications (1)

Publication Number Publication Date
GB1554013A true GB1554013A (en) 1979-10-17

Family

ID=9991170

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11704/77A Expired GB1554013A (en) 1977-03-19 1977-03-19 Data processing

Country Status (11)

Country Link
AU (1) AU516079B2 (en)
BE (1) BE864893A (en)
BR (1) BR7801685A (en)
DE (1) DE2811121A1 (en)
DK (1) DK119278A (en)
FR (1) FR2384301A1 (en)
GB (1) GB1554013A (en)
IN (1) IN148642B (en)
IT (1) IT1103553B (en)
NL (1) NL7802779A (en)
NO (1) NO780871L (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4607351A (en) * 1985-01-14 1986-08-19 International Business Machine Corp. Cartridge memory protection
US4998888A (en) * 1984-07-23 1991-03-12 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
US5055704A (en) * 1984-07-23 1991-10-08 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
GB2252186A (en) * 1990-11-30 1992-07-29 Mitsubishi Electric Corp Input and input/output buffer circuits for a portable semiconductor storage device
US5276354A (en) * 1981-05-27 1994-01-04 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
US5430681A (en) * 1989-05-08 1995-07-04 Hitachi Maxell, Ltd. Memory cartridge and its memory control method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2519160A1 (en) * 1981-12-30 1983-07-01 Eldau Sarl Code recognition system for card operated lock - comprises memory on card accessed through microprocessor when correct procedure is followed by processor at lock

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5276354A (en) * 1981-05-27 1994-01-04 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
US4998888A (en) * 1984-07-23 1991-03-12 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
US5055704A (en) * 1984-07-23 1991-10-08 Sgs-Thomson Microelectronics, Inc. Integrated circuit package with battery housing
US4607351A (en) * 1985-01-14 1986-08-19 International Business Machine Corp. Cartridge memory protection
US5430681A (en) * 1989-05-08 1995-07-04 Hitachi Maxell, Ltd. Memory cartridge and its memory control method
US5550781A (en) * 1989-05-08 1996-08-27 Hitachi Maxell, Ltd. Semiconductor apparatus with two activating modes of different number of selected word lines at refreshing
GB2252186A (en) * 1990-11-30 1992-07-29 Mitsubishi Electric Corp Input and input/output buffer circuits for a portable semiconductor storage device
US5309396A (en) * 1990-11-30 1994-05-03 Mitsubishi Denki Kabushiki Kaisha Input buffer circuit, input/output buffer circuit and portable semiconductor memory device with back-up power
GB2252186B (en) * 1990-11-30 1994-09-14 Mitsubishi Electric Corp Input buffer circuit,input/output buffer circuit and portable semiconductor storage

Also Published As

Publication number Publication date
BR7801685A (en) 1979-01-02
NL7802779A (en) 1978-09-21
IN148642B (en) 1981-04-25
AU516079B2 (en) 1981-05-14
IT1103553B (en) 1985-10-14
AU3418378A (en) 1979-09-20
BE864893A (en) 1978-07-03
IT7848483A0 (en) 1978-03-17
DE2811121A1 (en) 1978-09-28
DK119278A (en) 1978-09-20
NO780871L (en) 1978-09-20
FR2384301A1 (en) 1978-10-13

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940310