CA919305A - Calculator - Google Patents

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Publication number
CA919305A
CA919305A CA992961A CA992961A CA919305A CA 919305 A CA919305 A CA 919305A CA 992961 A CA992961 A CA 992961A CA 992961 A CA992961 A CA 992961A CA 919305 A CA919305 A CA 919305A
Authority
CA
Canada
Prior art keywords
calculator
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
CA992961A
Other languages
English (en)
Inventor
E. Osborne Thomas
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.)
HP Inc
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of CA919305A publication Critical patent/CA919305A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/22Static coding
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317Testing of digital circuits
    • G01R31/3181Functional testing
    • G01R31/3185Reconfiguring for testing, e.g. LSSD, partitioning
    • G01R31/318522Test of Sequential circuits
    • G01R31/318525Test of flip-flops or latches
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/3287Power saving characterised by the action undertaken by switching off individual functional units in the computer system
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/22Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/26Functional testing
    • G06F11/273Tester hardware, i.e. output processing circuits
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/30Monitoring
    • G06F11/32Monitoring with visual or acoustical indication of the functioning of the machine
    • G06F11/324Display of status information
    • G06F11/325Display of status information by lamps or LED's
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00Error detection; Error correction; Monitoring
    • G06F11/36Preventing errors by testing or debugging software
    • G06F11/362Software debugging
    • G06F11/3648Software debugging using additional hardware
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00Digital computers in general; Data processing equipment in general
    • G06F15/02Digital 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
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02Input arrangements using manually operated switches, e.g. using keyboards or dials
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/02Input arrangements using manually operated switches, e.g. using keyboards or dials
    • G06F3/0227Cooperation and interconnection of the input arrangement with other functional units of a computer
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input 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
    • G06F3/14Digital output to display device ; Cooperation and interconnection of the display device with other functional units
    • G06F3/153Digital output to display device ; Cooperation and interconnection of the display device with other functional units using cathode-ray tubes
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00Methods or arrangements for processing data by operating upon the order or content of the data handled
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/32Address formation of the next instruction, e.g. by incrementing the instruction counter
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/448Execution paradigms, e.g. implementations of programming paradigms
    • G06F9/4482Procedural
    • G06F9/4484Executing subprograms
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00Arrangements for program control, e.g. control units
    • G06F9/06Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/44Arrangements for executing specific programs
    • G06F9/448Execution paradigms, e.g. implementations of programming paradigms
    • G06F9/4482Procedural
    • G06F9/4484Executing subprograms
    • G06F9/4486Formation of subprogram jump address
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/14Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible
    • G09G1/18Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible a small local pattern covering only a single character, and stepping to a position for the following character, e.g. in rectangular or polar co-ordinates, or in the form of a framed star
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K19/00Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/08Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices
    • H03K19/082Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using semiconductor devices using bipolar transistors
    • H03K19/084Diode-transistor logic
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management
CA992961A 1966-06-23 1967-06-14 Calculator Expired CA919305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55988766A 1966-06-23 1966-06-23

Publications (1)

Publication Number Publication Date
CA919305A true CA919305A (en) 1973-01-16

Family

ID=24235467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA992961A Expired CA919305A (en) 1966-06-23 1967-06-14 Calculator

Country Status (6)

Country Link
US (1) US3566160A (fr)
JP (1) JPS544218B1 (fr)
CA (1) CA919305A (fr)
DE (5) DE1774987C3 (fr)
FR (1) FR1529144A (fr)
GB (1) GB1197291A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3631403A (en) * 1969-09-08 1971-12-28 Singer Co Retail sales transaction terminal
DE2202658C2 (de) * 1972-01-20 1985-05-15 Allen Organ Co., 18062 Macungie, Pa. Elektronisches Musikinstrument
DE2814124A1 (de) * 1978-04-01 1979-10-11 Bosch Gmbh Robert Einrichtung zur dateneingabe in mikroprozessoren
DE2815234A1 (de) * 1978-04-08 1979-10-18 Bosch Gmbh Robert Schaltungsanordnung zur eingabe von informationen in eine mikroprozessorschaltung
DE2839359A1 (de) * 1978-09-09 1980-03-27 Licentia Gmbh Codiermatrix zum codieren von 1-aus- n-code in einen binaeren code
DE2911998C2 (de) * 1979-03-27 1985-11-07 Robert Bosch Gmbh, 7000 Stuttgart Stromversorgung für einen Mikroprozessor, der elektrische Einrichtungen, insbesondere eines Kraftfahrzeuges steuert
DE3242952A1 (de) * 1982-11-20 1984-05-24 SWF-Spezialfabrik für Autozubehör Gustav Rau GmbH, 7120 Bietigheim-Bissingen Rechner, insbesondere bordrechner fuer kraftfahrzeuge
US4644352A (en) * 1984-03-30 1987-02-17 Casio Computer Co., Ltd. Radio wave data transmission watch device
DE3444253A1 (de) * 1984-12-05 1986-06-05 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Bedienungseinrichtung fuer datensysteme
JPS621265U (fr) * 1985-06-17 1987-01-07

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3045128A (en) * 1958-07-01 1962-07-17 Ibm Bistable multivibrator
US3100848A (en) * 1959-06-25 1963-08-13 Ibm High speed multivibrator having cross coupling circuitry
US3102208A (en) * 1960-02-17 1963-08-27 Honeywell Regulator Co Race-preventing flip-flop switches by trailing edge of clock pulse applied through charged series capacitor
US3046413A (en) * 1960-12-16 1962-07-24 Ibm Transistor multiple count trigger with stepwave generator gates
US3294980A (en) * 1963-02-27 1966-12-27 Pacific Ind Inc High speed binary
US3351778A (en) * 1964-10-08 1967-11-07 Motorola Inc Trailing edge j-k flip-flop
US3334249A (en) * 1965-03-05 1967-08-01 Digital Equipment Corp Diode-capacitor gate having additional shunting capacitor reducing recovery time
US3369130A (en) * 1966-08-31 1968-02-13 Indiana Instr Inc Gating circuit for setting, resetting, and changing the state of a transistor flip-flop for voltage level input changes

Also Published As

Publication number Publication date
DE1774987C3 (de) 1975-02-13
GB1197291A (en) 1970-07-01
FR1529144A (fr) 1968-06-14
JPS544218B1 (fr) 1979-03-03
US3566160A (en) 1971-02-23
DE1799012B1 (de) 1981-01-29
DE1774988A1 (de) 1973-07-05
DE1774986A1 (de) 1973-08-09
DE1774988C3 (de) 1979-05-03
DE1774988B2 (de) 1978-09-14
DE1799012C3 (de) 1981-10-15
DE1774986B2 (de) 1974-06-12
DE1774987A1 (de) 1973-07-05
DE1549455A1 (de) 1971-02-18
DE1774986C3 (fr) 1975-02-06
DE1774987B2 (de) 1974-06-27

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