FR2257937B1 - - Google Patents
Info
- Publication number
- FR2257937B1 FR2257937B1 FR7428987A FR7428987A FR2257937B1 FR 2257937 B1 FR2257937 B1 FR 2257937B1 FR 7428987 A FR7428987 A FR 7428987A FR 7428987 A FR7428987 A FR 7428987A FR 2257937 B1 FR2257937 B1 FR 2257937B1
- 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
- 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
- G04G9/10—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes
- G04G9/102—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques by controlling light sources, e.g. electroluminescent diodes using multiplexing techniques
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Control Of El Displays (AREA)
- Led Devices (AREA)
- Power Conversion In General (AREA)
- Electroluminescent Light Sources (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1212073A CH578759B5 (OSRAM) | 1973-08-23 | 1973-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2257937A1 FR2257937A1 (OSRAM) | 1975-08-08 |
| FR2257937B1 true FR2257937B1 (OSRAM) | 1981-08-21 |
Family
ID=4380049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7428987A Expired FR2257937B1 (OSRAM) | 1973-08-23 | 1974-08-23 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5051683A (OSRAM) |
| CH (2) | CH578759B5 (OSRAM) |
| DE (2) | DE2437839A1 (OSRAM) |
| FR (1) | FR2257937B1 (OSRAM) |
| GB (1) | GB1478668A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2148104A1 (de) | 2008-07-21 | 2010-01-27 | Siemens Aktiengesellschaft | Magnetisches Radiallager sowie magnetisches Lagersystem mit Stromversorgung |
| DE102016116368B4 (de) | 2016-09-01 | 2024-03-21 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Treiberschaltung für wenigstens ein lichtemittierendes Bauelement und Steuerverfahren |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3534351A (en) * | 1967-04-07 | 1970-10-13 | Gen Electric | Light coupled battery powered remote control apparatus |
| DE2004076A1 (de) * | 1970-01-30 | 1971-08-05 | Kieninger & Obergfell | Elektronische Uhr geringen Leistungsbedarfes |
| FR2105003B3 (OSRAM) * | 1970-09-15 | 1973-06-08 | Lip Horlogerie | |
| DE2119707A1 (de) * | 1971-04-22 | 1972-11-02 | Gebr. Junghans Gmbh, 7230 Schramberg | Schaltungsanordnung für den Antrieb batteriegespeister Uhren hoher Genauigkeit |
| JPS4823113U (OSRAM) * | 1971-07-23 | 1973-03-16 | ||
| DE2148750A1 (de) * | 1971-09-30 | 1973-05-17 | Grabe Bernt Von | Elektronische armbanduhr |
| DE2263671A1 (de) * | 1972-12-27 | 1974-07-04 | Siemens Ag | Schaltungsanordnung von lichtemittierenden halbleiterelementen |
| US3784844A (en) * | 1972-12-27 | 1974-01-08 | Rca Corp | Constant current circuit |
| DE2304506B2 (de) * | 1973-01-31 | 1977-05-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltung zum betrieb eines lumineszenz-halbleiterbauelementes |
-
1973
- 1973-08-23 CH CH1212073A patent/CH578759B5/xx not_active IP Right Cessation
- 1973-08-23 CH CH1212073D patent/CH1212073A4/xx unknown
-
1974
- 1974-08-06 DE DE2437839A patent/DE2437839A1/de active Pending
- 1974-08-22 JP JP9662174A patent/JPS5051683A/ja active Pending
- 1974-08-23 GB GB34227/74A patent/GB1478668A/en not_active Expired
- 1974-08-23 FR FR7428987A patent/FR2257937B1/fr not_active Expired
- 1974-08-23 DE DE2440581A patent/DE2440581C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5051683A (OSRAM) | 1975-05-08 |
| GB1478668A (en) | 1977-07-06 |
| DE2440581C3 (de) | 1981-07-09 |
| DE2437839A1 (de) | 1975-03-27 |
| CH578759B5 (OSRAM) | 1976-08-13 |
| CH1212073A4 (OSRAM) | 1976-03-15 |
| FR2257937A1 (OSRAM) | 1975-08-08 |
| DE2440581B2 (de) | 1976-12-16 |
| DE2440581A1 (de) | 1975-05-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |