FR2204086A1 - - Google Patents
Info
- Publication number
- FR2204086A1 FR2204086A1 FR7337746A FR7337746A FR2204086A1 FR 2204086 A1 FR2204086 A1 FR 2204086A1 FR 7337746 A FR7337746 A FR 7337746A FR 7337746 A FR7337746 A FR 7337746A FR 2204086 A1 FR2204086 A1 FR 2204086A1
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/12—Arrangements providing for calling or supervisory signals
- H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/10—Calibration or testing
- H03M1/1071—Measuring or testing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/14—Monitoring arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1533472A CH551112A (de) | 1972-10-24 | 1972-10-24 | Verfahren zur dauernden ueberwachung von coder und decoder in einer pcm-endstelle. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2204086A1 true FR2204086A1 (no) | 1974-05-17 |
FR2204086B1 FR2204086B1 (no) | 1976-04-30 |
Family
ID=4408266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7337746A Expired FR2204086B1 (no) | 1972-10-24 | 1973-10-23 |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS4975253A (no) |
CH (1) | CH551112A (no) |
DE (1) | DE2346607A1 (no) |
FR (1) | FR2204086B1 (no) |
GB (1) | GB1417627A (no) |
NL (1) | NL7314164A (no) |
SE (1) | SE7314401L (no) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0145605A2 (en) * | 1983-12-12 | 1985-06-19 | Digital Equipment Corporation | Analog signal verification circuit |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0916202B1 (en) * | 1997-03-07 | 2001-08-29 | 3Com Corporation | System and method for determining end-to-end characteristics of a data communication channel |
US6088334A (en) * | 1997-03-13 | 2000-07-11 | U. S. Robotics Access Corp. | System and method for determining end-to-end characteristics of a data communication channel |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1587600A (no) * | 1968-10-30 | 1970-03-20 |
-
1972
- 1972-10-24 CH CH1533472A patent/CH551112A/xx not_active IP Right Cessation
-
1973
- 1973-09-15 DE DE19732346607 patent/DE2346607A1/de active Pending
- 1973-10-15 NL NL7314164A patent/NL7314164A/xx unknown
- 1973-10-23 JP JP48118609A patent/JPS4975253A/ja active Pending
- 1973-10-23 GB GB4934973A patent/GB1417627A/en not_active Expired
- 1973-10-23 FR FR7337746A patent/FR2204086B1/fr not_active Expired
- 1973-10-24 SE SE7314401A patent/SE7314401L/ unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1587600A (no) * | 1968-10-30 | 1970-03-20 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0145605A2 (en) * | 1983-12-12 | 1985-06-19 | Digital Equipment Corporation | Analog signal verification circuit |
EP0145605A3 (en) * | 1983-12-12 | 1988-08-03 | Digital Equipment Corporation | Analog signal verification circuit |
Also Published As
Publication number | Publication date |
---|---|
JPS4975253A (no) | 1974-07-19 |
GB1417627A (en) | 1975-12-10 |
DE2346607A1 (de) | 1974-05-02 |
CH551112A (de) | 1974-06-28 |
SE7314401L (no) | 1974-04-25 |
NL7314164A (no) | 1974-04-26 |
FR2204086B1 (no) | 1976-04-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |