IT978127B - Dispositivo ad emissione di luce - Google Patents

Dispositivo ad emissione di luce

Info

Publication number
IT978127B
IT978127B IT19171/73A IT1917173A IT978127B IT 978127 B IT978127 B IT 978127B IT 19171/73 A IT19171/73 A IT 19171/73A IT 1917173 A IT1917173 A IT 1917173A IT 978127 B IT978127 B IT 978127B
Authority
IT
Italy
Prior art keywords
light emission
emission device
light
emission
Prior art date
Application number
IT19171/73A
Other languages
English (en)
Italian (it)
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
Priority claimed from JP542472A external-priority patent/JPS5137870B2/ja
Priority claimed from JP8011072A external-priority patent/JPS5113621B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of IT978127B publication Critical patent/IT978127B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/30—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical otherwise than with constant velocity or otherwise than in pattern formed by unidirectional, straight, substantially horizontal or vertical lines
    • H04N3/34—Elemental scanning area oscillated rapidly in direction transverse to main scanning direction
    • 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
    • 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
    • G09F9/33—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 being semiconductor devices, e.g. diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Led Devices (AREA)
  • Electroluminescent Light Sources (AREA)
IT19171/73A 1972-01-11 1973-01-11 Dispositivo ad emissione di luce IT978127B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP542472A JPS5137870B2 (xx) 1972-01-11 1972-01-11
JP8011072A JPS5113621B2 (xx) 1972-08-10 1972-08-10

Publications (1)

Publication Number Publication Date
IT978127B true IT978127B (it) 1974-09-20

Family

ID=26339366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19171/73A IT978127B (it) 1972-01-11 1973-01-11 Dispositivo ad emissione di luce

Country Status (7)

Country Link
US (1) US3840858A (xx)
CA (1) CA970452A (xx)
DE (1) DE2301223A1 (xx)
FR (1) FR2173938B1 (xx)
GB (1) GB1407508A (xx)
IT (1) IT978127B (xx)
NL (1) NL7300442A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3633203A1 (de) * 1986-09-30 1988-03-31 Siemens Ag Lichtemissionsdioden (led) - anzeigevorrichtung
US4837565A (en) * 1987-08-13 1989-06-06 Digital Equipment Corporation Tri-state function indicator

Also Published As

Publication number Publication date
NL7300442A (xx) 1973-07-13
CA970452A (en) 1975-07-01
FR2173938B1 (xx) 1976-07-23
GB1407508A (en) 1975-09-24
US3840858A (en) 1974-10-08
FR2173938A1 (xx) 1973-10-12
DE2301223A1 (de) 1973-07-26

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