CA978625A - Alpha-numeric character display device and method, whose characters are formed of light emitting diodes - Google Patents
Alpha-numeric character display device and method, whose characters are formed of light emitting diodesInfo
- Publication number
- CA978625A CA978625A CA178,407A CA178407A CA978625A CA 978625 A CA978625 A CA 978625A CA 178407 A CA178407 A CA 178407A CA 978625 A CA978625 A CA 978625A
- Authority
- CA
- Canada
- Prior art keywords
- alpha
- display device
- light emitting
- emitting diodes
- character display
- 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
-
- 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 Device Packages (AREA)
- Led Devices (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA227,045A CA979510A (en) | 1972-08-10 | 1975-05-15 | Alpha-numeric character display device and method, whose characters are formed of light emitting diodes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8011072A JPS5113621B2 (ja) | 1972-08-10 | 1972-08-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA978625A true CA978625A (en) | 1975-11-25 |
Family
ID=13709032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA178,407A Expired CA978625A (en) | 1972-08-10 | 1973-08-09 | Alpha-numeric character display device and method, whose characters are formed of light emitting diodes |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5113621B2 (ja) |
CA (1) | CA978625A (ja) |
DE (1) | DE2340425A1 (ja) |
FR (1) | FR2197201B1 (ja) |
GB (1) | GB1438689A (ja) |
IT (1) | IT992927B (ja) |
NL (1) | NL7311114A (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50137689A (ja) * | 1974-04-19 | 1975-10-31 | ||
DE2641540C2 (de) * | 1976-09-15 | 1981-10-29 | Siemens AG, 1000 Berlin und 8000 München | Lumineszenzdiodenzeile zur Erzeugung eines sehr feinen Rasters von Lichtpunkten |
JPS54102886A (en) * | 1978-01-31 | 1979-08-13 | Futaba Denshi Kogyo Kk | Light emitting diode indicator |
DE3633203A1 (de) * | 1986-09-30 | 1988-03-31 | Siemens Ag | Lichtemissionsdioden (led) - anzeigevorrichtung |
DE10039433B4 (de) | 2000-08-11 | 2017-10-26 | Osram Opto Semiconductors Gmbh | Halbleiterchip für die Optoelektronik |
-
1972
- 1972-08-10 JP JP8011072A patent/JPS5113621B2/ja not_active Expired
-
1973
- 1973-08-02 GB GB3677673A patent/GB1438689A/en not_active Expired
- 1973-08-09 CA CA178,407A patent/CA978625A/en not_active Expired
- 1973-08-09 DE DE19732340425 patent/DE2340425A1/de not_active Ceased
- 1973-08-10 NL NL7311114A patent/NL7311114A/xx not_active Application Discontinuation
- 1973-08-10 FR FR7329450A patent/FR2197201B1/fr not_active Expired
- 1973-08-10 IT IT2780073A patent/IT992927B/it active
Also Published As
Publication number | Publication date |
---|---|
IT992927B (it) | 1975-09-30 |
NL7311114A (ja) | 1974-02-12 |
JPS5113621B2 (ja) | 1976-05-01 |
JPS4938574A (ja) | 1974-04-10 |
GB1438689A (en) | 1976-06-09 |
FR2197201A1 (ja) | 1974-03-22 |
FR2197201B1 (ja) | 1974-11-08 |
DE2340425A1 (de) | 1974-02-21 |
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