CA1013477A - Low power electronic calculator system - Google Patents
Low power electronic calculator systemInfo
- Publication number
- CA1013477A CA1013477A CA187,336A CA187336A CA1013477A CA 1013477 A CA1013477 A CA 1013477A CA 187336 A CA187336 A CA 187336A CA 1013477 A CA1013477 A CA 1013477A
- Authority
- CA
- Canada
- Prior art keywords
- low power
- power electronic
- electronic calculator
- calculator system
- low
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/3181—Functional testing
- G01R31/319—Tester hardware, i.e. output processing circuits
- G01R31/31917—Stimuli generation or application of test patterns to the device under test [DUT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/317—Testing of digital circuits
- G01R31/31721—Power aspects, e.g. power supplies for test circuits, power saving during test
-
- 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
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
- G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
- G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
- G11C17/126—Virtual ground arrays
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computing Systems (AREA)
- Computer Hardware Design (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
- Microcomputers (AREA)
- Dram (AREA)
- Tests Of Electronic Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US400473A US3892957A (en) | 1973-09-24 | 1973-09-24 | Digit mask logic combined with sequentially addressed memory in electronic calculator chip |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1013477A true CA1013477A (en) | 1977-07-05 |
Family
ID=23583765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA187,336A Expired CA1013477A (en) | 1973-09-24 | 1973-12-04 | Low power electronic calculator system |
Country Status (5)
Country | Link |
---|---|
US (1) | US3892957A (xx) |
JP (1) | JPS5832423B2 (xx) |
BR (1) | BR7310257D0 (xx) |
CA (1) | CA1013477A (xx) |
ZA (1) | ZA739464B (xx) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4200926A (en) * | 1972-05-22 | 1980-04-29 | Texas Instruments Incorporated | Electronic calculator implemented in semiconductor LSI chips with scanned keyboard and display |
US4020467A (en) * | 1973-09-28 | 1977-04-26 | Sharp Kabushiki Kaisha | Miniaturized key entry and translation circuitry arrangement for a data processing unit |
US4292624A (en) * | 1974-10-25 | 1981-09-29 | Serp William K | International Morse Code number generator |
GB1505535A (en) * | 1974-10-30 | 1978-03-30 | Motorola Inc | Microprocessor system |
US4021781A (en) * | 1974-11-19 | 1977-05-03 | Texas Instruments Incorporated | Virtual ground read-only-memory for electronic calculator or digital processor |
US3988717A (en) * | 1975-08-06 | 1976-10-26 | Litton Systems, Inc. | General purpose computer or logic chip and system |
JPS5222433A (en) * | 1975-08-13 | 1977-02-19 | Sharp Corp | Display unit |
US4012722A (en) * | 1975-09-20 | 1977-03-15 | Burroughs Corporation | High speed modular mask generator |
US4306163A (en) * | 1975-12-01 | 1981-12-15 | Intel Corporation | Programmable single chip MOS computer |
GB1540923A (en) * | 1975-12-01 | 1979-02-21 | Intel Corp | Programmable single chip mos computer |
US4179746A (en) * | 1976-07-19 | 1979-12-18 | Texas Instruments Incorporated | Digital processor system with conditional carry and status function in arithmetic unit |
US4258429A (en) * | 1976-08-09 | 1981-03-24 | Texas Instruments Incorporated | Multiphase clocking for MOS electronic calculator or digital processor chip |
US4144561A (en) * | 1977-07-08 | 1979-03-13 | Xerox Corporation | Chip topography for MOS integrated circuitry microprocessor chip |
US4171539A (en) * | 1977-12-19 | 1979-10-16 | The Bendix Corporation | Power strobed digital computer system |
US4314353A (en) * | 1978-03-09 | 1982-02-02 | Motorola Inc. | On chip ram interconnect to MPU bus |
US4354228A (en) * | 1979-12-20 | 1982-10-12 | International Business Machines Corporation | Flexible processor on a single semiconductor substrate using a plurality of arrays |
US4335710A (en) * | 1980-01-16 | 1982-06-22 | Omnitronics Research Corporation | Device for the induction of specific brain wave patterns |
US4433378A (en) * | 1981-09-28 | 1984-02-21 | Western Digital | Chip topography for MOS packet network interface circuit |
US5165086A (en) * | 1985-02-20 | 1992-11-17 | Hitachi, Ltd. | Microprocessor chip using two-level metal lines technology |
JPS61277017A (ja) * | 1985-05-31 | 1986-12-08 | Nogyo Kikaika Kenkyusho | 流量測定方法 |
JP2583525B2 (ja) * | 1987-09-30 | 1997-02-19 | 健 坂村 | データ処理装置 |
JPH039219A (ja) * | 1989-06-05 | 1991-01-17 | Sinto Brator Co Ltd | スチールショット材の流量計測法 |
US20230046788A1 (en) * | 2021-08-16 | 2023-02-16 | Capital One Services, Llc | Systems and methods for resetting an authentication counter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3760171A (en) * | 1971-01-12 | 1973-09-18 | Wang Laboratories | Programmable calculators having display means and multiple memories |
-
1973
- 1973-09-24 US US400473A patent/US3892957A/en not_active Expired - Lifetime
- 1973-12-04 CA CA187,336A patent/CA1013477A/en not_active Expired
- 1973-12-13 ZA ZA739464A patent/ZA739464B/xx unknown
- 1973-12-28 BR BR10257/73A patent/BR7310257D0/pt unknown
-
1980
- 1980-12-19 JP JP55180263A patent/JPS5832423B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS56162159A (en) | 1981-12-12 |
US3892957A (en) | 1975-07-01 |
ZA739464B (en) | 1974-11-27 |
JPS5832423B2 (ja) | 1983-07-13 |
BR7310257D0 (pt) | 1974-11-12 |
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