FR2153233A1 - - Google Patents
Info
- Publication number
- FR2153233A1 FR2153233A1 FR7227794A FR7227794A FR2153233A1 FR 2153233 A1 FR2153233 A1 FR 2153233A1 FR 7227794 A FR7227794 A FR 7227794A FR 7227794 A FR7227794 A FR 7227794A FR 2153233 A1 FR2153233 A1 FR 2153233A1
- 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.)
- Granted
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
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/08—Output circuits
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712146987 DE2146987C (de) | 1971-09-21 | Vorrichtung zur Funktionsüberwachung der elektrischen Ansteuerung von Sieben-Element-Zifferanzeigen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2153233A1 true FR2153233A1 (OSRAM) | 1973-05-04 |
| FR2153233B1 FR2153233B1 (OSRAM) | 1979-02-09 |
Family
ID=5820106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7227794A Expired FR2153233B1 (OSRAM) | 1971-09-21 | 1972-08-02 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH547536A (OSRAM) |
| FR (1) | FR2153233B1 (OSRAM) |
| GB (1) | GB1345503A (OSRAM) |
| IT (1) | IT963669B (OSRAM) |
| NL (1) | NL157762B (OSRAM) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2727800B2 (de) * | 1977-06-21 | 1979-08-02 | Vogel & Halke, 2000 Hamburg | Schaltungsanordnung zum Betrieb und zur Funktionsfehlerüberwachung für LED-Anzeigen |
-
1972
- 1972-07-07 GB GB3197272A patent/GB1345503A/en not_active Expired
- 1972-08-02 IT IT2780072A patent/IT963669B/it active
- 1972-08-02 CH CH1142372A patent/CH547536A/xx not_active IP Right Cessation
- 1972-08-02 FR FR7227794A patent/FR2153233B1/fr not_active Expired
- 1972-08-03 NL NL7210659A patent/NL157762B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL157762B (nl) | 1978-08-15 |
| DE2146987A1 (OSRAM) | 1972-11-23 |
| IT963669B (it) | 1974-01-21 |
| FR2153233B1 (OSRAM) | 1979-02-09 |
| CH547536A (de) | 1974-03-29 |
| NL7210659A (OSRAM) | 1973-03-23 |
| GB1345503A (en) | 1974-01-30 |
| DE2146987B2 (de) | 1972-11-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |