DE1294437B - Parallelkanal-Datenuebertragungssystem - Google Patents
Parallelkanal-DatenuebertragungssystemInfo
- Publication number
- DE1294437B DE1294437B DEP1762103.3A DE1762103A DE1294437B DE 1294437 B DE1294437 B DE 1294437B DE 1762103 A DE1762103 A DE 1762103A DE 1294437 B DE1294437 B DE 1294437B
- Authority
- DE
- Germany
- Prior art keywords
- carrier
- frequency
- signal
- signals
- data
- 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
- 230000005540 biological transmission Effects 0.000 title claims description 37
- 239000000969 carrier Substances 0.000 claims description 14
- 230000002452 interceptive effect Effects 0.000 claims description 14
- 230000008054 signal transmission Effects 0.000 claims description 8
- 230000002123 temporal effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 description 9
- 239000002131 composite material Substances 0.000 description 8
- 239000004020 conductor Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000011084 recovery Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 108700028369 Alleles Proteins 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/02—Channels characterised by the type of signal
- H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B14/00—Transmission systems not characterised by the medium used for transmission
- H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
- H04B14/004—Amplitude modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Television Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US62963167A | 1967-04-10 | 1967-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1294437B true DE1294437B (de) | 1969-05-08 |
Family
ID=24523800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEP1762103.3A Pending DE1294437B (de) | 1967-04-10 | 1968-04-06 | Parallelkanal-Datenuebertragungssystem |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3517131A (en:Method) |
| BE (1) | BE713422A (en:Method) |
| DE (1) | DE1294437B (en:Method) |
| FR (1) | FR1577959A (en:Method) |
| GB (1) | GB1226162A (en:Method) |
| NL (1) | NL6804829A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4550416A (en) * | 1983-01-31 | 1985-10-29 | Hazeltine Corporation | Digital transmitter |
| US4881245A (en) * | 1983-07-01 | 1989-11-14 | Harris Corporation | Improved signalling method and apparatus |
| US4730344A (en) * | 1984-08-13 | 1988-03-08 | The University Of Michigan | Quadrature-quadrature phase shift keying with constant envelope |
| US4680777A (en) * | 1984-08-13 | 1987-07-14 | The University Of Michigan | Quadrature-quadrature phase shift keying |
| GB2260872B (en) * | 1991-09-20 | 1995-10-25 | Sharp Kk | An optical transmission system |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2188499A (en) * | 1937-12-21 | 1940-01-30 | Wired Radio Inc | Staggered frequency signal distribution |
| BE482557A (en:Method) * | 1947-05-19 | |||
| US2565409A (en) * | 1949-08-24 | 1951-08-21 | Rca Corp | Modulator circuit |
| US2776373A (en) * | 1953-12-14 | 1957-01-01 | Bell Telephone Labor Inc | Frequency conversion circuits |
| US2905812A (en) * | 1955-04-18 | 1959-09-22 | Collins Radio Co | High information capacity phase-pulse multiplex system |
| US2934716A (en) * | 1956-04-02 | 1960-04-26 | Collins Radio Co | Variable frequency synthesizer |
| US3163718A (en) * | 1962-06-28 | 1964-12-29 | Deman Pierre | Frequency and time allocation multiplex system |
| US3290440A (en) * | 1963-03-14 | 1966-12-06 | Roger L Easton | Data transmission by variable phase with two transmitted phase reference signals |
| FR88714E (en:Method) * | 1963-06-28 | 1967-06-02 | ||
| US3364311A (en) * | 1964-02-07 | 1968-01-16 | Nasa Usa | Elimination of frequency shift in a multiplex communication system |
| US3430143A (en) * | 1965-03-15 | 1969-02-25 | Gen Dynamics Corp | Communications system wherein information is represented by the phase difference between adjacent tones |
| US3379992A (en) * | 1965-10-18 | 1968-04-23 | Collins Radio Co | Multiple frequency signal generator |
-
1967
- 1967-04-10 US US629631A patent/US3517131A/en not_active Expired - Lifetime
-
1968
- 1968-04-04 GB GB1226162D patent/GB1226162A/en not_active Expired
- 1968-04-05 NL NL6804829A patent/NL6804829A/xx unknown
- 1968-04-06 DE DEP1762103.3A patent/DE1294437B/de active Pending
- 1968-04-09 BE BE713422D patent/BE713422A/xx unknown
- 1968-04-10 FR FR1577959D patent/FR1577959A/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| None * |
Also Published As
| Publication number | Publication date |
|---|---|
| US3517131A (en) | 1970-06-23 |
| BE713422A (en:Method) | 1968-08-16 |
| GB1226162A (en:Method) | 1971-03-24 |
| NL6804829A (en:Method) | 1968-10-11 |
| FR1577959A (en:Method) | 1969-08-14 |
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