GB2070397B - Circuit and method for producing a crosshair cursor - Google Patents

Circuit and method for producing a crosshair cursor

Info

Publication number
GB2070397B
GB2070397B GB8023941A GB8023941A GB2070397B GB 2070397 B GB2070397 B GB 2070397B GB 8023941 A GB8023941 A GB 8023941A GB 8023941 A GB8023941 A GB 8023941A GB 2070397 B GB2070397 B GB 2070397B
Authority
GB
United Kingdom
Prior art keywords
producing
circuit
crosshair cursor
crosshair
cursor
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
GB8023941A
Other languages
English (en)
Other versions
GB2070397A (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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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 Tektronix Inc filed Critical Tektronix Inc
Publication of GB2070397A publication Critical patent/GB2070397A/en
Application granted granted Critical
Publication of GB2070397B publication Critical patent/GB2070397B/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
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/08—Cursor circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Position Input By Displaying (AREA)
GB8023941A 1980-02-25 1980-07-22 Circuit and method for producing a crosshair cursor Expired GB2070397B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12449680A 1980-02-25 1980-02-25

Publications (2)

Publication Number Publication Date
GB2070397A GB2070397A (en) 1981-09-03
GB2070397B true GB2070397B (en) 1984-02-01

Family

ID=22415216

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8023941A Expired GB2070397B (en) 1980-02-25 1980-07-22 Circuit and method for producing a crosshair cursor

Country Status (2)

Country Link
DE (1) DE3024260A1 (enrdf_load_stackoverflow)
GB (1) GB2070397B (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR910009002Y1 (ko) * 1988-06-11 1991-11-18 삼성전자주식회사 뷰우 파인더의 중심점 발생회로

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190834A (en) * 1978-10-16 1980-02-26 Tektronix, Inc. Circuit and method for producing a full-screen cross-hair cursor on a raster-scan type display

Also Published As

Publication number Publication date
GB2070397A (en) 1981-09-03
DE3024260A1 (de) 1981-09-10
DE3024260C2 (enrdf_load_stackoverflow) 1991-02-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920722