AT315261B - Verfahren zur Übertragung von NF-Signalen - Google Patents
Verfahren zur Übertragung von NF-SignalenInfo
- Publication number
- AT315261B AT315261B AT740572A AT740572A AT315261B AT 315261 B AT315261 B AT 315261B AT 740572 A AT740572 A AT 740572A AT 740572 A AT740572 A AT 740572A AT 315261 B AT315261 B AT 315261B
- Authority
- AT
- Austria
- Prior art keywords
- signals
- transmission
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/18—Time-division multiplex systems using frequency compression and subsequent expansion of the individual signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/10—Arrangements for reducing cross-talk between channels
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Time-Division Multiplex Systems (AREA)
- Television Systems (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Noise Elimination (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2144638A DE2144638B2 (de) | 1971-09-07 | 1971-09-07 | Verfahren zur Verringerung der Störsignale bei der Übertragung von NF-Signalen in zeitkomprimierter Form |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT315261B true AT315261B (de) | 1974-05-27 |
Family
ID=5818835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT740572A AT315261B (de) | 1971-09-07 | 1972-08-28 | Verfahren zur Übertragung von NF-Signalen |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3823380A (de) |
| JP (1) | JPS5135814B2 (de) |
| AT (1) | AT315261B (de) |
| AU (1) | AU4643972A (de) |
| BE (1) | BE788482A (de) |
| BR (1) | BR7206181D0 (de) |
| CH (1) | CH545559A (de) |
| DE (1) | DE2144638B2 (de) |
| DK (1) | DK131839C (de) |
| ES (1) | ES406446A1 (de) |
| FR (1) | FR2152704A1 (de) |
| GB (1) | GB1402458A (de) |
| IT (1) | IT982452B (de) |
| NL (1) | NL7212146A (de) |
| SE (1) | SE373258B (de) |
| ZA (1) | ZA726005B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229828A (en) * | 1977-12-23 | 1980-10-21 | Hughes Aircraft Company | Bi-mode millimeter wave mixer |
| US4340975A (en) * | 1979-10-09 | 1982-07-20 | Matsushita Electric Industrial Company, Limited | Microwave mixing circuit and a VHF-UHF tuner having the mixing circuit |
| JPS56129375U (de) * | 1980-03-04 | 1981-10-01 | ||
| JPS59111441A (ja) * | 1982-12-17 | 1984-06-27 | Sony Corp | 音声信号の秘話方式 |
| JPS60102074A (ja) * | 1983-11-09 | 1985-06-06 | Nec Corp | テレビジヨン映像信号スクランブル方式 |
| US4605961A (en) * | 1983-12-22 | 1986-08-12 | Frederiksen Jeffrey E | Video transmission system using time-warp scrambling |
| US4677693A (en) * | 1985-01-25 | 1987-06-30 | Alps Electric Co., Ltd. | Frequency conversion circuit |
| JP3142220B2 (ja) * | 1995-03-30 | 2001-03-07 | シャープ株式会社 | チューナ |
-
0
- BE BE788482D patent/BE788482A/nl unknown
-
1971
- 1971-09-07 DE DE2144638A patent/DE2144638B2/de active Pending
-
1972
- 1972-08-28 AT AT740572A patent/AT315261B/de not_active IP Right Cessation
- 1972-09-01 ZA ZA726005A patent/ZA726005B/xx unknown
- 1972-09-06 BR BR006181/72A patent/BR7206181D0/pt unknown
- 1972-09-06 DK DK437972A patent/DK131839C/da active
- 1972-09-06 IT IT28831/72A patent/IT982452B/it active
- 1972-09-06 CH CH1306972A patent/CH545559A/xx not_active IP Right Cessation
- 1972-09-06 ES ES406446A patent/ES406446A1/es not_active Expired
- 1972-09-06 SE SE7211468A patent/SE373258B/xx unknown
- 1972-09-06 NL NL7212146A patent/NL7212146A/xx unknown
- 1972-09-07 GB GB4154672A patent/GB1402458A/en not_active Expired
- 1972-09-07 AU AU46439/72A patent/AU4643972A/en not_active Expired
- 1972-09-07 JP JP47089167A patent/JPS5135814B2/ja not_active Expired
- 1972-09-07 FR FR7231678A patent/FR2152704A1/fr not_active Withdrawn
- 1972-11-20 US US00308225A patent/US3823380A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2144638A1 (de) | 1973-03-22 |
| CH545559A (de) | 1974-01-31 |
| ZA726005B (en) | 1973-05-30 |
| GB1402458A (en) | 1975-08-06 |
| JPS5135814B2 (de) | 1976-10-05 |
| FR2152704A1 (de) | 1973-04-27 |
| US3823380A (en) | 1974-07-09 |
| AU4643972A (en) | 1974-03-14 |
| DE2144638B2 (de) | 1974-07-11 |
| BE788482A (nl) | 1973-03-07 |
| SE373258B (de) | 1975-01-27 |
| DK131839B (da) | 1975-09-08 |
| NL7212146A (de) | 1973-03-09 |
| ES406446A1 (es) | 1975-07-16 |
| BR7206181D0 (pt) | 1973-08-30 |
| IT982452B (it) | 1974-10-21 |
| DK131839C (da) | 1976-02-09 |
| JPS4873012A (de) | 1973-10-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EIH | Change in the person of patent owner | ||
| ELJ | Ceased due to non-payment of the annual fee |