FR2643202A1 - Monitoring device for telephone apparatus - Google Patents
Monitoring device for telephone apparatus Download PDFInfo
- Publication number
- FR2643202A1 FR2643202A1 FR8901937A FR8901937A FR2643202A1 FR 2643202 A1 FR2643202 A1 FR 2643202A1 FR 8901937 A FR8901937 A FR 8901937A FR 8901937 A FR8901937 A FR 8901937A FR 2643202 A1 FR2643202 A1 FR 2643202A1
- Authority
- FR
- France
- Prior art keywords
- line
- microprocessor
- telephone apparatus
- transmission
- detector
- 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
- 238000012806 monitoring device Methods 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 claims abstract description 28
- 230000000295 complement effect Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 8
- 230000006870 function Effects 0.000 claims description 3
- 230000010287 polarization Effects 0.000 claims description 3
- 230000008672 reprogramming Effects 0.000 claims description 2
- 230000002452 interceptive effect Effects 0.000 abstract 2
- 238000013475 authorization Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000012217 deletion Methods 0.000 description 1
- 230000037430 deletion Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- ZXQYGBMAQZUVMI-GCMPRSNUSA-N gamma-cyhalothrin Chemical compound CC1(C)[C@@H](\C=C(/Cl)C(F)(F)F)[C@H]1C(=O)O[C@H](C#N)C1=CC=CC(OC=2C=CC=CC=2)=C1 ZXQYGBMAQZUVMI-GCMPRSNUSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/28—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal
- H04M15/30—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP with meter at substation or with calculation of charges at terminal the meter or calculation of charges not being controlled from an exchange
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Telephonic Communication Services (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8901937A FR2643202A1 (en) | 1989-02-10 | 1989-02-10 | Monitoring device for telephone apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8901937A FR2643202A1 (en) | 1989-02-10 | 1989-02-10 | Monitoring device for telephone apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2643202A1 true FR2643202A1 (en) | 1990-08-17 |
| FR2643202B1 FR2643202B1 (OSRAM) | 1994-08-19 |
Family
ID=9378798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8901937A Granted FR2643202A1 (en) | 1989-02-10 | 1989-02-10 | Monitoring device for telephone apparatus |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2643202A1 (OSRAM) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2481034A1 (fr) * | 1980-04-17 | 1981-10-23 | Hedin Michel | Dispositif autonome de comptage de taxes telephoniques |
| WO1982001634A1 (fr) * | 1980-11-06 | 1982-05-13 | Electr Dev Realisation | Procede et dispositif pour elaborer et delivrer le montant de taxes telephoniques |
| GB2121568A (en) * | 1982-05-14 | 1983-12-21 | Answercall Limited | Telephone subscriber private metering |
| GB2134749A (en) * | 1982-01-19 | 1984-08-15 | John Mildwater | Telephone call cost calculator |
| US4656657A (en) * | 1985-10-15 | 1987-04-07 | Richard Hunsicker | Telephone monitoring device |
-
1989
- 1989-02-10 FR FR8901937A patent/FR2643202A1/fr active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2481034A1 (fr) * | 1980-04-17 | 1981-10-23 | Hedin Michel | Dispositif autonome de comptage de taxes telephoniques |
| WO1982001634A1 (fr) * | 1980-11-06 | 1982-05-13 | Electr Dev Realisation | Procede et dispositif pour elaborer et delivrer le montant de taxes telephoniques |
| GB2134749A (en) * | 1982-01-19 | 1984-08-15 | John Mildwater | Telephone call cost calculator |
| GB2121568A (en) * | 1982-05-14 | 1983-12-21 | Answercall Limited | Telephone subscriber private metering |
| US4656657A (en) * | 1985-10-15 | 1987-04-07 | Richard Hunsicker | Telephone monitoring device |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2643202B1 (OSRAM) | 1994-08-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ER | Errata listed in the french official journal (bopi) |
Free format text: 33/90 |
|
| ST | Notification of lapse |