BE721970A - - Google Patents
Info
- Publication number
- BE721970A BE721970A BE721970A BE721970A BE721970A BE 721970 A BE721970 A BE 721970A BE 721970 A BE721970 A BE 721970A BE 721970 A BE721970 A BE 721970A BE 721970 A BE721970 A BE 721970A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/20—Modulator circuits; Transmitter circuits
- H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
- H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
- H04L27/2057—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases with a separate carrier for each phase state
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of 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
- H04L27/04—Modulator circuits; Transmitter circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Amplitude Modulation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6713667A NL6713667A (de) | 1967-05-13 | 1967-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE721970A true BE721970A (de) | 1969-04-08 |
Family
ID=19801397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE721970A BE721970A (de) | 1967-10-07 | 1968-10-07 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3590384A (de) |
| JP (1) | JPS4939282B1 (de) |
| BE (1) | BE721970A (de) |
| DE (1) | DE1762918C3 (de) |
| FR (1) | FR95978E (de) |
| NO (1) | NO128974B (de) |
| SE (1) | SE347624B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052558A (en) * | 1974-12-09 | 1977-10-04 | Colin Davey Patterson | Data transmission system |
| JPS5270847U (de) * | 1975-11-21 | 1977-05-26 | ||
| US4366572A (en) * | 1978-10-20 | 1982-12-28 | Mitsubishi Denki Kabushiki Kaisha | Data transmission system |
| US4639938A (en) * | 1985-11-06 | 1987-01-27 | E-Systems, Inc. | RF pulse transmitter having incidental phase modulation (IPM) correction |
| US4757519A (en) * | 1987-10-02 | 1988-07-12 | Hewlett-Packard | Digital premodulation filter |
| US5255269A (en) * | 1992-03-30 | 1993-10-19 | Spacecom Systems, Inc. | Transmission of data by frequency modulation using gray code |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3406343A (en) * | 1965-07-01 | 1968-10-15 | Rca Corp | Pm/am multiplex communication |
| GB1095439A (de) * | 1965-10-15 |
-
0
- FR FR168768A patent/FR95978E/fr not_active Expired
-
1968
- 1968-09-21 DE DE1762918A patent/DE1762918C3/de not_active Expired
- 1968-09-24 US US762023A patent/US3590384A/en not_active Expired - Lifetime
- 1968-10-04 NO NO03933/68A patent/NO128974B/no unknown
- 1968-10-04 SE SE13470/68A patent/SE347624B/xx unknown
- 1968-10-04 JP JP43071934A patent/JPS4939282B1/ja active Pending
- 1968-10-07 BE BE721970A patent/BE721970A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1762918B2 (de) | 1977-12-22 |
| US3590384A (en) | 1971-06-29 |
| JPS4939282B1 (de) | 1974-10-24 |
| SE347624B (de) | 1972-08-07 |
| DE1762918C3 (de) | 1978-08-31 |
| DE1762918A1 (de) | 1970-12-23 |
| FR95978E (fr) | 1972-05-19 |
| NO128974B (de) | 1974-02-04 |