GB1404499A - Display device - Google Patents

Display device

Info

Publication number
GB1404499A
GB1404499A GB4843872A GB4843872A GB1404499A GB 1404499 A GB1404499 A GB 1404499A GB 4843872 A GB4843872 A GB 4843872A GB 4843872 A GB4843872 A GB 4843872A GB 1404499 A GB1404499 A GB 1404499A
Authority
GB
United Kingdom
Prior art keywords
segments
display device
timepieces
heading
nov
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
GB4843872A
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.)
Suwa Seikosha KK
Original Assignee
Suwa Seikosha KK
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 Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of GB1404499A publication Critical patent/GB1404499A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL 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
    • G02F1/00—Devices 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
    • G02F1/01—Devices 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 for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices 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 for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1343—Electrodes
    • G02F1/134309—Electrodes characterised by their geometrical arrangement
    • G02F1/134327—Segmented, e.g. alpha numeric display
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
    • G09F9/3023—Segmented electronic displays

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Geometry (AREA)
  • Optics & Photonics (AREA)
  • Electric Clocks (AREA)
  • Indicating Measured Values (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
GB4843872A 1971-11-01 1972-10-20 Display device Expired GB1404499A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8620471A JPS5334718B2 (enrdf_load_stackoverflow) 1971-11-01 1971-11-01

Publications (1)

Publication Number Publication Date
GB1404499A true GB1404499A (en) 1975-08-28

Family

ID=13880232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4843872A Expired GB1404499A (en) 1971-11-01 1972-10-20 Display device

Country Status (4)

Country Link
JP (1) JPS5334718B2 (enrdf_load_stackoverflow)
GB (1) GB1404499A (enrdf_load_stackoverflow)
HK (1) HK3478A (enrdf_load_stackoverflow)
MY (1) MY7800064A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2239342A (en) * 1989-12-21 1991-06-26 Yeebo Semiconductor Limited Liquid crystal display

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01152881U (enrdf_load_stackoverflow) * 1988-04-14 1989-10-20
JPH02117979U (enrdf_load_stackoverflow) * 1989-03-10 1990-09-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2239342A (en) * 1989-12-21 1991-06-26 Yeebo Semiconductor Limited Liquid crystal display

Also Published As

Publication number Publication date
JPS4852269A (enrdf_load_stackoverflow) 1973-07-23
MY7800064A (en) 1978-12-31
HK3478A (en) 1978-01-27
JPS5334718B2 (enrdf_load_stackoverflow) 1978-09-21

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years