JPS4831016A - - Google Patents
Info
- Publication number
- JPS4831016A JPS4831016A JP47084969A JP8496972A JPS4831016A JP S4831016 A JPS4831016 A JP S4831016A JP 47084969 A JP47084969 A JP 47084969A JP 8496972 A JP8496972 A JP 8496972A JP S4831016 A JPS4831016 A JP S4831016A
- Authority
- JP
- Japan
- 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
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J1/00—Frequency-division multiplex systems
- H04J1/02—Details
- H04J1/04—Frequency-transposition arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Mobile Radio Communication Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2142654A DE2142654C3 (de) | 1971-08-25 | 1971-08-25 | Trägerfrequentes Breitband-Nachrichtenübertragungssystem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4831016A true JPS4831016A (it) | 1973-04-24 |
| JPS531009B2 JPS531009B2 (it) | 1978-01-13 |
Family
ID=5817784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8496972A Expired JPS531009B2 (it) | 1971-08-25 | 1972-08-24 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS531009B2 (it) |
| DE (1) | DE2142654C3 (it) |
| IT (1) | IT963905B (it) |
| NL (1) | NL159839B (it) |
| SE (2) | SE7507465L (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187834A (en) * | 1981-05-13 | 1982-11-18 | Hitachi Ltd | Exhausting method of electron tube |
-
1971
- 1971-08-25 DE DE2142654A patent/DE2142654C3/de not_active Expired
-
1972
- 1972-08-11 IT IT28116/72A patent/IT963905B/it active
- 1972-08-24 NL NL7211581.A patent/NL159839B/xx not_active IP Right Cessation
- 1972-08-24 JP JP8496972A patent/JPS531009B2/ja not_active Expired
-
1975
- 1975-06-30 SE SE7507465A patent/SE7507465L/xx unknown
- 1975-06-30 SE SE7507464A patent/SE7507464L/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57187834A (en) * | 1981-05-13 | 1982-11-18 | Hitachi Ltd | Exhausting method of electron tube |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2142654B2 (de) | 1974-01-17 |
| SE7507465L (sv) | 1975-06-30 |
| DE2142654A1 (de) | 1973-03-01 |
| SE7507464L (sv) | 1975-06-30 |
| NL7211581A (it) | 1973-02-27 |
| DE2142654C3 (de) | 1974-08-08 |
| NL159839B (nl) | 1979-03-15 |
| IT963905B (it) | 1974-01-21 |
| JPS531009B2 (it) | 1978-01-13 |