GB1426075A - Electronic calculators - Google Patents

Electronic calculators

Info

Publication number
GB1426075A
GB1426075A GB388673A GB388673A GB1426075A GB 1426075 A GB1426075 A GB 1426075A GB 388673 A GB388673 A GB 388673A GB 388673 A GB388673 A GB 388673A GB 1426075 A GB1426075 A GB 1426075A
Authority
GB
United Kingdom
Prior art keywords
display
circuit
arithmetic
generator
jan
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
GB388673A
Other languages
English (en)
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of GB1426075A publication Critical patent/GB1426075A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/06—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources
    • G09G3/10—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions using controlled light sources using gas tubes
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Calculators And Similar Devices (AREA)
  • Digital Computer Display Output (AREA)
GB388673A 1972-01-31 1973-01-25 Electronic calculators Expired GB1426075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1166572A JPS5723270B2 (enExample) 1972-01-31 1972-01-31

Publications (1)

Publication Number Publication Date
GB1426075A true GB1426075A (en) 1976-02-25

Family

ID=11784264

Family Applications (1)

Application Number Title Priority Date Filing Date
GB388673A Expired GB1426075A (en) 1972-01-31 1973-01-25 Electronic calculators

Country Status (12)

Country Link
US (1) US3821535A (enExample)
JP (1) JPS5723270B2 (enExample)
AT (1) AT334661B (enExample)
AU (1) AU476154B2 (enExample)
CA (1) CA998140A (enExample)
CH (1) CH570005A5 (enExample)
DE (1) DE2304681C2 (enExample)
FR (1) FR2170729A5 (enExample)
GB (1) GB1426075A (enExample)
IT (1) IT978687B (enExample)
NL (1) NL185875C (enExample)
SE (1) SE391043B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2278942A (en) * 1993-06-07 1994-12-14 Alcatel Australia Preventing flickering of visual indicator means
AU678452B2 (en) * 1993-06-07 1997-05-29 Alcatel Australia Limited Arrangement for preventing flickering of visual indicator means

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976975A (en) * 1974-02-04 1976-08-24 Texas Instruments Incorporated Prompting calculator
JPS581461B2 (ja) * 1974-02-25 1983-01-11 シャープ株式会社 電子機器
JPS518032U (enExample) * 1974-07-03 1976-01-21
JPS516622A (ja) * 1974-07-05 1976-01-20 Sharp Kk Hyojiseigyohoshiki
JPS5823637B2 (ja) * 1975-04-23 1983-05-16 セイコーエプソン株式会社 液晶表示装置
DE2554927B2 (de) * 1975-12-06 1980-01-17 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Digitale elektrische LagemeBeinrichtung
JPS54150035A (en) * 1978-05-18 1979-11-24 Toshiba Corp Plasma display control method
JPH0248873Y2 (enExample) * 1986-06-11 1990-12-21

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2278942A (en) * 1993-06-07 1994-12-14 Alcatel Australia Preventing flickering of visual indicator means
GB2278942B (en) * 1993-06-07 1996-12-11 Alcatel Australia An arrangement for preventing flickering of visual indicator means
AU678452B2 (en) * 1993-06-07 1997-05-29 Alcatel Australia Limited Arrangement for preventing flickering of visual indicator means

Also Published As

Publication number Publication date
NL7301415A (enExample) 1973-08-02
ATA85373A (de) 1976-05-15
CA998140A (en) 1976-10-05
NL185875B (nl) 1990-03-01
NL185875C (nl) 1990-08-01
FR2170729A5 (enExample) 1973-09-14
CH570005A5 (enExample) 1975-11-28
SE391043B (sv) 1977-01-31
AT334661B (de) 1976-01-25
IT978687B (it) 1974-09-20
DE2304681A1 (de) 1973-08-09
JPS5723270B2 (enExample) 1982-05-18
AU476154B2 (en) 1976-09-16
DE2304681C2 (de) 1983-12-01
AU5155273A (en) 1974-08-01
US3821535A (en) 1974-06-28
JPS4881436A (enExample) 1973-10-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19930123