FR2395665B1 - - Google Patents
Info
- Publication number
- FR2395665B1 FR2395665B1 FR7818466A FR7818466A FR2395665B1 FR 2395665 B1 FR2395665 B1 FR 2395665B1 FR 7818466 A FR7818466 A FR 7818466A FR 7818466 A FR7818466 A FR 7818466A FR 2395665 B1 FR2395665 B1 FR 2395665B1
- Authority
- FR
- France
- 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
-
- 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
- G09G3/12—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 electroluminescent elements
- G09G3/14—Semiconductor devices, e.g. diodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1608—Error detection by comparing the output signals of redundant hardware
- G06F11/1616—Error detection by comparing the output signals of redundant hardware where the redundant component is an I/O device or an adapter therefor
- G06F11/162—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)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Quality & Reliability (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2727800A DE2727800B2 (en) | 1977-06-21 | 1977-06-21 | Circuit arrangement for operation and function error monitoring for LED displays |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2395665A1 FR2395665A1 (en) | 1979-01-19 |
FR2395665B1 true FR2395665B1 (en) | 1983-12-30 |
Family
ID=6011949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7818466A Granted FR2395665A1 (en) | 1977-06-21 | 1978-06-20 | CIRCUIT DEVICE FOR IMPLEMENTATION AND CONTROL OF OPERATING FAULTS OF LIGHT-LUMINESCENT DIODE DISPLAY DEVICES |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2727800B2 (en) |
FR (1) | FR2395665A1 (en) |
GB (1) | GB2000343B (en) |
IT (1) | IT1096028B (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3151057A1 (en) * | 1981-12-23 | 1983-07-28 | Toledo-Werk GmbH, 5000 Köln | Method and device for verifying the display values in digital displays composed of display elements having a plurality of display segments |
DE3205975A1 (en) * | 1982-02-19 | 1983-09-01 | Eckardt Ag, 7000 Stuttgart | Circuit for automatically checking a segment display formed by light-emitting diodes |
DE3643226A1 (en) * | 1986-12-18 | 1988-06-30 | Standard Elektrik Lorenz Ag | Device for operating a plurality of electrical loads in a reliable manner in signalling terms |
DE4203276A1 (en) * | 1991-09-19 | 1993-04-01 | Ronkholz Karl Heinz | Monitoring of information displayed by light-emitting diodes - registering data and control signals by groups of diodes through which current is assessed |
FR2724749A1 (en) * | 1994-09-15 | 1996-03-22 | Sofrela Sa | LED lamps with integral controller for road traffic control signals |
DE4435905A1 (en) * | 1994-10-07 | 1996-04-11 | Werner Hachmann | Phase comparator |
DE19710855A1 (en) | 1997-03-15 | 1998-10-01 | Dambach Werke Gmbh | LED matrix display device |
TWI318389B (en) * | 2007-06-08 | 2009-12-11 | Macroblock Inc | Light emitting diode (led) driver for reporting channel-operating state in binary mode |
CN109754747B (en) * | 2017-11-01 | 2023-09-19 | 华润微集成电路(无锡)有限公司 | Integrated LED driving circuit structure and corresponding LED display system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1345503A (en) * | 1971-09-21 | 1974-01-30 | Scheidt & Bachmann Gmbh | System for function supervision of the electrical actuation of seven-element numerical indications |
US3866171A (en) * | 1974-01-18 | 1975-02-11 | Reliance Electric Co | Display verifier |
JPS53123161A (en) * | 1977-04-01 | 1978-10-27 | Yamato Scale Co Ltd | Error detector for letter indicating apparatus |
-
1977
- 1977-06-21 DE DE2727800A patent/DE2727800B2/en not_active Ceased
-
1978
- 1978-06-20 IT IT24757/78A patent/IT1096028B/en active
- 1978-06-20 FR FR7818466A patent/FR2395665A1/en active Granted
- 1978-06-21 GB GB7827478A patent/GB2000343B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2727800B2 (en) | 1979-08-02 |
IT7824757A0 (en) | 1978-06-20 |
GB2000343B (en) | 1982-01-20 |
IT1096028B (en) | 1985-08-17 |
GB2000343A (en) | 1979-01-04 |
DE2727800A1 (en) | 1979-01-04 |
FR2395665A1 (en) | 1979-01-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |