FR2284234A1 - Dispositif de controle des parametres impulsionnels des cadrans d'appel des appareils telephoniques - Google Patents
Dispositif de controle des parametres impulsionnels des cadrans d'appel des appareils telephoniquesInfo
- Publication number
- FR2284234A1 FR2284234A1 FR7430474A FR7430474A FR2284234A1 FR 2284234 A1 FR2284234 A1 FR 2284234A1 FR 7430474 A FR7430474 A FR 7430474A FR 7430474 A FR7430474 A FR 7430474A FR 2284234 A1 FR2284234 A1 FR 2284234A1
- Authority
- FR
- France
- Prior art keywords
- monitoring
- pulse parameters
- telephone devices
- call dials
- dials
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/24—Arrangements for testing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Monitoring And Testing Of Exchanges (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742437114 DE2437114A1 (de) | 1974-08-01 | 1974-08-01 | Pruefer fuer impulsparameter von fernsprechapparat-nummernschaltern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2284234A1 true FR2284234A1 (fr) | 1976-04-02 |
| FR2284234B1 FR2284234B1 (OSRAM) | 1977-03-25 |
Family
ID=5922183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7430474A Granted FR2284234A1 (fr) | 1974-08-01 | 1974-09-09 | Dispositif de controle des parametres impulsionnels des cadrans d'appel des appareils telephoniques |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2437114A1 (OSRAM) |
| FR (1) | FR2284234A1 (OSRAM) |
| GB (1) | GB1442868A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2356324A1 (fr) * | 1976-06-25 | 1978-01-20 | Constr Telephoniques | Dispositif de controle pour poste telephonique |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2877405A (en) * | 1954-04-29 | 1959-03-10 | Western Electric Co | Apparatus for testing articles |
| US2935679A (en) * | 1956-09-11 | 1960-05-03 | Western Electric Co | Test set for measuring shunt delay times of telephone dials |
| DE1141683B (de) * | 1959-10-24 | 1962-12-27 | Krone Kg | Schaltungsanordnung zur Pruefung von Impulsreihengebern der Fernmeldetechnik, insbesondere von Nummernschaltern |
| DE1165158B (de) * | 1962-01-18 | 1964-03-12 | Standard Elektrik Lorenz Ag | Schaltungsanordnung zur Toleranzpruefung der Impuls- und Pausenschritte von Impulsreihen |
| DE2158805A1 (de) * | 1971-11-26 | 1973-05-30 | Siemens Ag | Schaltungsanordnung zum messen des impuls-pausen-verhaeltnisses von nummernschaltern und von anderen impulsreihengebern |
-
1974
- 1974-08-01 DE DE19742437114 patent/DE2437114A1/de active Pending
- 1974-08-08 GB GB3508774A patent/GB1442868A/en not_active Expired
- 1974-09-09 FR FR7430474A patent/FR2284234A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2877405A (en) * | 1954-04-29 | 1959-03-10 | Western Electric Co | Apparatus for testing articles |
| US2935679A (en) * | 1956-09-11 | 1960-05-03 | Western Electric Co | Test set for measuring shunt delay times of telephone dials |
| DE1141683B (de) * | 1959-10-24 | 1962-12-27 | Krone Kg | Schaltungsanordnung zur Pruefung von Impulsreihengebern der Fernmeldetechnik, insbesondere von Nummernschaltern |
| DE1165158B (de) * | 1962-01-18 | 1964-03-12 | Standard Elektrik Lorenz Ag | Schaltungsanordnung zur Toleranzpruefung der Impuls- und Pausenschritte von Impulsreihen |
| DE2158805A1 (de) * | 1971-11-26 | 1973-05-30 | Siemens Ag | Schaltungsanordnung zum messen des impuls-pausen-verhaeltnisses von nummernschaltern und von anderen impulsreihengebern |
Non-Patent Citations (1)
| Title |
|---|
| PUBLICATION US: "ELECTRICAL DESIGN NEWS", VOL. 18, 20 AOUT 1973, NO. 16, ARTICLE: "CIRCUIT DISPLAYS ARRIVAL SEQUENCE OF MULTIPLE SIGNALS", AUTEUR: FOY, PAGES 76-78. * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2356324A1 (fr) * | 1976-06-25 | 1978-01-20 | Constr Telephoniques | Dispositif de controle pour poste telephonique |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2437114A1 (de) | 1976-02-12 |
| FR2284234B1 (OSRAM) | 1977-03-25 |
| GB1442868A (en) | 1976-07-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |