JPS52131438A - Multiplication driving system - Google Patents
Multiplication driving systemInfo
- Publication number
- JPS52131438A JPS52131438A JP4901276A JP4901276A JPS52131438A JP S52131438 A JPS52131438 A JP S52131438A JP 4901276 A JP4901276 A JP 4901276A JP 4901276 A JP4901276 A JP 4901276A JP S52131438 A JPS52131438 A JP S52131438A
- Authority
- JP
- Japan
- Prior art keywords
- driving system
- cpu
- multiplication driving
- fault
- multiplication
- 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.)
- Pending
Links
Abstract
PURPOSE: To realize CPU back-up system through which CPU is tripled and CPU's fault can be detected at an early stage through decision by majority and with no help of software to continue driving by cutting off the fault instantaneously, and thus to secure an effective use for the electronic exchange, etc.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4901276A JPS52131438A (en) | 1976-04-27 | 1976-04-27 | Multiplication driving system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4901276A JPS52131438A (en) | 1976-04-27 | 1976-04-27 | Multiplication driving system |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS52131438A true JPS52131438A (en) | 1977-11-04 |
Family
ID=12819220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4901276A Pending JPS52131438A (en) | 1976-04-27 | 1976-04-27 | Multiplication driving system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52131438A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5682953A (en) * | 1979-12-10 | 1981-07-07 | Nec Corp | Fault detecting circuit |
JPS588351A (en) * | 1981-07-06 | 1983-01-18 | Nec Corp | Operation test circuit |
JPS6257051A (en) * | 1985-09-05 | 1987-03-12 | Nippon Signal Co Ltd:The | Mutual synchronizing system for multiplex system |
JPH01500307A (en) * | 1986-04-03 | 1989-02-02 | トリプレツクス | Multiple redundant false positive system and its usage |
JPH0481936A (en) * | 1990-07-25 | 1992-03-16 | Pfu Ltd | Synchronization control system between plural cpus |
JPH0869387A (en) * | 1994-08-31 | 1996-03-12 | Nec Corp | Bidirectional buffer device |
-
1976
- 1976-04-27 JP JP4901276A patent/JPS52131438A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5682953A (en) * | 1979-12-10 | 1981-07-07 | Nec Corp | Fault detecting circuit |
JPS588351A (en) * | 1981-07-06 | 1983-01-18 | Nec Corp | Operation test circuit |
JPS6257051A (en) * | 1985-09-05 | 1987-03-12 | Nippon Signal Co Ltd:The | Mutual synchronizing system for multiplex system |
JPH01500307A (en) * | 1986-04-03 | 1989-02-02 | トリプレツクス | Multiple redundant false positive system and its usage |
JPH0481936A (en) * | 1990-07-25 | 1992-03-16 | Pfu Ltd | Synchronization control system between plural cpus |
JPH0869387A (en) * | 1994-08-31 | 1996-03-12 | Nec Corp | Bidirectional buffer device |
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