CA978653A - Electronic computers - Google Patents

Electronic computers

Info

Publication number
CA978653A
CA978653A CA140,363A CA140363A CA978653A CA 978653 A CA978653 A CA 978653A CA 140363 A CA140363 A CA 140363A CA 978653 A CA978653 A CA 978653A
Authority
CA
Canada
Prior art keywords
electronic computers
computers
electronic
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
CA140,363A
Other languages
English (en)
Other versions
CA140363S (en
Inventor
Giovanni De Sandre
Angelo Sulrizi
Franco Bretti
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.)
Telecom Italia SpA
Original Assignee
Ing C Olivetti and C SpA
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 Ing C Olivetti and C SpA filed Critical Ing C Olivetti and C SpA
Priority to CA195,881A priority Critical patent/CA980908A/en
Priority to CA195,882A priority patent/CA980909A/en
Priority to CA195,880A priority patent/CA980907A/en
Priority to CA195,883A priority patent/CA1001301A/en
Application granted granted Critical
Publication of CA978653A publication Critical patent/CA978653A/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
    • G06K13/00—Conveying record carriers from one station to another, e.g. from stack to punching mechanism
    • G06K13/02—Conveying record carriers from one station to another, e.g. from stack to punching mechanism the record carrier having longitudinal dimension comparable with transverse dimension, e.g. punched card
    • G06K13/06—Guiding cards; Checking correct operation of card-conveying mechanisms
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44—Arrangements for executing specific programs
    • G06F9/448—Execution paradigms, e.g. implementations of programming paradigms
    • G06F9/4482—Procedural
    • G06F9/4484—Executing subprograms
    • 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
    • G06K7/08—Methods or arrangements for sensing record carriers, e.g. for reading patterns by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Computing Systems (AREA)
  • Complex Calculations (AREA)
  • Calculators And Similar Devices (AREA)
  • Shift Register Type Memory (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Input From Keyboards Or The Like (AREA)
CA140,363A 1971-04-22 1972-04-24 Electronic computers Expired CA978653A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA195,881A CA980908A (en) 1971-04-22 1974-03-25 Digital limitation in data processing devices
CA195,882A CA980909A (en) 1971-04-22 1974-03-25 Electronic apparatus for converting fixed to floating point
CA195,880A CA980907A (en) 1971-04-22 1974-03-25 Electronic apparatus for separating mantissa from exponent of a floating point number
CA195,883A CA1001301A (en) 1971-04-22 1974-03-25 Read-write structure for program cards

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT6833671 1971-04-22

Publications (1)

Publication Number Publication Date
CA978653A true CA978653A (en) 1975-11-25

Family

ID=11309023

Family Applications (1)

Application Number Title Priority Date Filing Date
CA140,363A Expired CA978653A (en) 1971-04-22 1972-04-24 Electronic computers

Country Status (6)

Country Link
CA (1) CA978653A (ru)
CH (1) CH550438A (ru)
DE (1) DE2220329C3 (ru)
FR (1) FR2136620A5 (ru)
GB (5) GB1388593A (ru)
SU (1) SU568398A3 (ru)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036430A (en) * 1976-05-13 1977-07-19 Ebco Industries, Ltd. Manually operable card reader
GB2142176A (en) * 1983-06-24 1985-01-09 Hawker Siddeley Revenue Contr Read and erase device
GB2241810A (en) * 1990-03-09 1991-09-11 Mars Inc Data card reader
US5619198A (en) * 1994-12-29 1997-04-08 Tektronix, Inc. Number format conversion apparatus for signal processing
US6266769B1 (en) 1998-04-30 2001-07-24 Intel Corporation Conversion between packed floating point data and packed 32-bit integer data in different architectural registers
US6263426B1 (en) 1998-04-30 2001-07-17 Intel Corporation Conversion from packed floating point data to packed 8-bit integer data in different architectural registers
DE10056047C1 (de) * 2000-11-11 2002-04-18 Bosch Gmbh Robert Verfahren und Rechenvorrichtung zur automatischen Wandlung eines arithmetischen Ausdrucks von Gleitkomma-Arithmetik in Festkomma-Arithmetik

Also Published As

Publication number Publication date
GB1388596A (en) 1975-03-26
CH550438A (it) 1974-06-14
GB1388593A (en) 1975-03-26
GB1388594A (en) 1975-03-26
GB1388597A (en) 1975-03-26
DE2220329B2 (de) 1981-06-11
SU568398A3 (ru) 1977-08-05
DE2220329C3 (de) 1982-02-11
FR2136620A5 (ru) 1972-12-22
DE2220329A1 (de) 1972-10-26
GB1388595A (en) 1975-03-26

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