NL6606072A - - Google Patents
Info
- Publication number
- NL6606072A NL6606072A NL6606072A NL6606072A NL6606072A NL 6606072 A NL6606072 A NL 6606072A NL 6606072 A NL6606072 A NL 6606072A NL 6606072 A NL6606072 A NL 6606072A NL 6606072 A NL6606072 A NL 6606072A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
- H03F1/542—Replacing by standby devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/74—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1035565 | 1965-05-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6606072A true NL6606072A (en:Method) | 1966-11-07 |
Family
ID=11134057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6606072A NL6606072A (en:Method) | 1965-05-06 | 1966-05-04 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3518549A (en:Method) |
| AT (1) | AT262386B (en:Method) |
| CH (1) | CH443421A (en:Method) |
| DE (1) | DE1295663B (en:Method) |
| NL (1) | NL6606072A (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2102371B2 (de) * | 1971-01-19 | 1972-07-13 | Siemens AG, 1000 Berlin u. 8000 München | Schaltungsanordnung zur ueberwachung von pcm-koppeleinrichtungen |
| JPS56986B2 (en:Method) * | 1972-01-26 | 1981-01-10 | Nippon Electric Co | |
| US4011542A (en) * | 1973-05-29 | 1977-03-08 | Trw Inc. | Redundant data transmission system |
| JPS5248416A (en) * | 1975-07-23 | 1977-04-18 | Johnson Controls Inc | Data communication system |
| US4245342A (en) * | 1979-01-10 | 1981-01-13 | Intech Laboratories, Inc. | One-for-n modem control apparatus |
| JPS63100843A (ja) * | 1986-10-16 | 1988-05-02 | Nippon Denso Co Ltd | 通信制御機構 |
| JPS6469127A (en) * | 1987-09-10 | 1989-03-15 | Fujitsu Ltd | High speed switching system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2733296A (en) * | 1956-01-31 | Automatic line switching circuits | ||
| US2572912A (en) * | 1948-03-01 | 1951-10-30 | Rca Corp | Diversity system |
| US2892930A (en) * | 1955-01-10 | 1959-06-30 | Motorola Inc | Communication system |
| US3111624A (en) * | 1960-01-04 | 1963-11-19 | Bell Telephone Labor Inc | Automatic system for selectively substituting spare channels for failed working channels in a multichannel multilink communication system |
| US3328697A (en) * | 1963-06-28 | 1967-06-27 | Itt | Selector for selecting the best responding one of a plurality of equal rank devices |
| US3268816A (en) * | 1963-11-22 | 1966-08-23 | Ibm | Adaptive communications system incorporating receiver selection of communications channel |
-
1965
- 1965-07-19 CH CH1026765A patent/CH443421A/it unknown
- 1965-09-27 AT AT876765A patent/AT262386B/de active
- 1965-10-24 US US504443A patent/US3518549A/en not_active Expired - Lifetime
-
1966
- 1966-05-04 NL NL6606072A patent/NL6606072A/xx unknown
- 1966-05-05 DE DES103651A patent/DE1295663B/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH443421A (it) | 1967-09-15 |
| AT262386B (de) | 1968-06-10 |
| DE1295663B (de) | 1969-05-22 |
| US3518549A (en) | 1970-06-30 |