FR2173220B1 - - Google Patents
Info
- Publication number
- FR2173220B1 FR2173220B1 FR7306421A FR7306421A FR2173220B1 FR 2173220 B1 FR2173220 B1 FR 2173220B1 FR 7306421 A FR7306421 A FR 7306421A FR 7306421 A FR7306421 A FR 7306421A FR 2173220 B1 FR2173220 B1 FR 2173220B1
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
- H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
- H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme
- H04Q3/54541—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme using multi-processor systems
- H04Q3/54558—Redundancy, stand-by
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Monitoring And Testing Of Exchanges (AREA)
- Exchange Systems With Centralized Control (AREA)
- Calculators And Similar Devices (AREA)
- Hardware Redundancy (AREA)
- Multi Processors (AREA)
- Communication Cables (AREA)
- Cable Accessories (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7202501A NL7202501A (US07345094-20080318-C00003.png) | 1972-02-25 | 1972-02-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2173220A1 FR2173220A1 (US07345094-20080318-C00003.png) | 1973-10-05 |
| FR2173220B1 true FR2173220B1 (US07345094-20080318-C00003.png) | 1978-03-03 |
Family
ID=19815462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7306421A Expired FR2173220B1 (US07345094-20080318-C00003.png) | 1972-02-25 | 1973-02-23 |
Country Status (15)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4011542A (en) * | 1973-05-29 | 1977-03-08 | Trw Inc. | Redundant data transmission system |
| US4050095A (en) * | 1973-06-07 | 1977-09-20 | International Standard Electric Corporation | Call load sharing system between a plurality of data processing units |
| US3908099A (en) * | 1974-09-27 | 1975-09-23 | Gte Automatic Electric Lab Inc | Fault detection system for a telephone exchange |
| CH608902A5 (US07345094-20080318-C00003.png) * | 1975-04-21 | 1979-01-31 | Siemens Ag | |
| IT1036311B (it) * | 1975-06-17 | 1979-10-30 | Cselt Centro Studi Lab Telecom | Sistema duplicato per la supervi sione e il controllo di impianti di telecomunicazione duplicati |
| US4823256A (en) * | 1984-06-22 | 1989-04-18 | American Telephone And Telegraph Company, At&T Bell Laboratories | Reconfigurable dual processor system |
| US4731825A (en) * | 1986-01-27 | 1988-03-15 | Tellabs, Inc. | Nonblocking switching system and method |
| US5084816A (en) * | 1987-11-25 | 1992-01-28 | Bell Communications Research, Inc. | Real time fault tolerant transaction processing system |
| US5835953A (en) * | 1994-10-13 | 1998-11-10 | Vinca Corporation | Backup system that takes a snapshot of the locations in a mass storage device that has been identified for updating prior to updating |
| US5649152A (en) * | 1994-10-13 | 1997-07-15 | Vinca Corporation | Method and system for providing a static snapshot of data stored on a mass storage system |
| US6205557B1 (en) * | 1998-06-09 | 2001-03-20 | At&T Corp. | Redundant call processing |
| US7451448B1 (en) * | 1998-08-28 | 2008-11-11 | Oracle International Corporation | Methods for selectively quiescing a computer system |
| US7526767B1 (en) | 1998-08-28 | 2009-04-28 | Oracle International Corporation | Methods for automatic group switching according to a resource plan |
| US6556660B1 (en) * | 2001-04-25 | 2003-04-29 | At&T Corp. | Apparatus for providing redundant services path to customer premises equipment |
| US20040261623A1 (en) * | 2003-06-25 | 2004-12-30 | Peter Huggler | Folding griddle |
| CN117255036B (zh) * | 2023-11-20 | 2024-02-23 | 中国西安卫星测控中心 | 多目标测控系统的链路连通性检查方法、装置及设备 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL132807C (US07345094-20080318-C00003.png) * | 1959-11-25 | |||
| US3377623A (en) * | 1965-09-29 | 1968-04-09 | Foxboro Co | Process backup system |
| NL153059B (nl) * | 1967-01-23 | 1977-04-15 | Bell Telephone Mfg | Automatisch telecommunicatie-schakelstelsel. |
| US3623011A (en) * | 1969-06-25 | 1971-11-23 | Bell Telephone Labor Inc | Time-shared access to computer registers |
| US3626383A (en) * | 1969-11-26 | 1971-12-07 | Stromberg Carlson Corp | Process for automatic system maintenance |
| US3786430A (en) * | 1971-11-15 | 1974-01-15 | Ibm | Data processing system including a small auxiliary processor for overcoming the effects of faulty hardware |
-
1972
- 1972-02-25 NL NL7202501A patent/NL7202501A/xx not_active Application Discontinuation
-
1973
- 1973-02-08 AU AU52004/73A patent/AU472719B2/en not_active Expired
- 1973-02-20 DE DE2308308A patent/DE2308308C3/de not_active Expired
- 1973-02-20 IT IT7320572A patent/IT979261B/it active
- 1973-02-21 NO NO696/73A patent/NO142467C/no unknown
- 1973-02-22 GB GB863373A patent/GB1412876A/en not_active Expired
- 1973-02-23 FR FR7306421A patent/FR2173220B1/fr not_active Expired
- 1973-02-23 BE BE795822D patent/BE795822A/xx not_active IP Right Cessation
- 1973-02-23 SU SU731891382A patent/SU778723A3/ru active
- 1973-02-23 CA CA164,447A patent/CA1003934A/en not_active Expired
- 1973-02-23 CH CH264273A patent/CH564294A5/xx not_active IP Right Cessation
- 1973-02-24 ES ES412005A patent/ES412005A1/es not_active Expired
- 1973-02-26 US US335531A patent/US3865999A/en not_active Expired - Lifetime
- 1973-02-26 BR BR731426A patent/BR7301426D0/pt unknown
- 1973-02-26 JP JP48022276A patent/JPS5047508A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES412005A1 (es) | 1975-12-01 |
| NO142467C (no) | 1980-08-20 |
| FR2173220A1 (US07345094-20080318-C00003.png) | 1973-10-05 |
| NO142467B (no) | 1980-05-12 |
| BE795822A (nl) | 1973-08-23 |
| CA1003934A (en) | 1977-01-18 |
| JPS5047508A (US07345094-20080318-C00003.png) | 1975-04-28 |
| AU5200473A (en) | 1974-08-08 |
| DE2308308C3 (de) | 1982-02-11 |
| GB1412876A (en) | 1975-11-05 |
| DE2308308A1 (de) | 1973-09-06 |
| US3865999A (en) | 1975-02-11 |
| IT979261B (it) | 1974-09-30 |
| SU778723A3 (ru) | 1980-11-07 |
| AU472719B2 (en) | 1976-06-03 |
| CH564294A5 (US07345094-20080318-C00003.png) | 1975-07-15 |
| DE2308308B2 (de) | 1981-06-19 |
| NL7202501A (US07345094-20080318-C00003.png) | 1973-08-28 |
| BR7301426D0 (pt) | 1974-05-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |