SE372865B - - Google Patents
Info
- Publication number
- SE372865B SE372865B SE7116510A SE7116510A SE372865B SE 372865 B SE372865 B SE 372865B SE 7116510 A SE7116510 A SE 7116510A SE 7116510 A SE7116510 A SE 7116510A SE 372865 B SE372865 B SE 372865B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/40—Monitoring; Testing of relay systems
- H04B17/401—Monitoring; Testing of relay systems with selective localization
- H04B17/406—Monitoring; Testing of relay systems with selective localization using coded addresses
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Dc Digital Transmission (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3352970 | 1970-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE372865B true SE372865B (xx) | 1975-01-13 |
Family
ID=11237756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7116510A SE372865B (xx) | 1970-12-24 | 1971-12-22 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3764760A (xx) |
| DE (1) | DE2161169C2 (xx) |
| GB (1) | GB1369847A (xx) |
| SE (1) | SE372865B (xx) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE363010B (xx) * | 1972-01-27 | 1973-12-27 | Ericsson Telefon Ab L M | |
| US3909563A (en) * | 1973-11-06 | 1975-09-30 | Wescom | Procedure and apparatus for locating faults in digital repeatered lines |
| US3965309A (en) * | 1975-01-14 | 1976-06-22 | Trw Inc. | Test system for a T carrier type telephone PCM communications system |
| IT1040148B (it) * | 1975-07-28 | 1979-12-20 | Sits Soc It Telecom Siemens | Sistema di telesorveglianza per sistemi di trasmissione pcm |
| US4221939A (en) * | 1979-05-07 | 1980-09-09 | Bell Telephone Laboratories, Incorporated | Method and apparatus for determining the tuned frequency of a digital repeater |
| FR2467511A1 (fr) * | 1979-10-08 | 1981-04-17 | Legras Jacques | Systeme de telecontrole pour liaisons de telecommunications telealimentees |
| US5741928A (en) * | 1994-09-21 | 1998-04-21 | Mitsubishi Gas Chemical Company, Inc. | Process for producing bis (aminomethyl) cyclohexane |
| US6545103B2 (en) | 1997-11-14 | 2003-04-08 | Fmc Corporation | Compositions providing improved functionalization of terminal anions and processes for improved functionalization of terminal anions |
| DE69819359T2 (de) * | 1997-11-14 | 2004-06-17 | Fmc Corp. | Zusammensetzung mit verbesserter funktionalisierung von anionischen endgruppen und verfahren zur verbesserung der funktionalisierung von anionischen endgruppen |
| RU198669U1 (ru) * | 2020-03-03 | 2020-07-21 | Общество с ограниченной ответственностью "НЕОКОМ" | Устройство контроля соединительных линий для системы оповещения |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL134178C (xx) * | 1960-12-20 | 1900-01-01 | ||
| US3062927A (en) * | 1961-05-08 | 1962-11-06 | Bell Telephone Labor Inc | Pulse repeater testing arrangement |
| US3649777A (en) * | 1968-04-26 | 1972-03-14 | Nippon Electric Co | Supervisory apparatus for pcm regenerative repeaters |
-
1971
- 1971-09-14 GB GB4281571A patent/GB1369847A/en not_active Expired
- 1971-12-09 DE DE2161169A patent/DE2161169C2/de not_active Expired
- 1971-12-22 SE SE7116510A patent/SE372865B/xx unknown
- 1971-12-27 US US00212283A patent/US3764760A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3764760A (en) | 1973-10-09 |
| GB1369847A (en) | 1974-10-09 |
| DE2161169C2 (de) | 1983-01-13 |
| DE2161169A1 (de) | 1972-07-13 |