DK141740C - - Google Patents
Info
- Publication number
- DK141740C DK141740C DK363769A DK363769A DK141740C DK 141740 C DK141740 C DK 141740C DK 363769 A DK363769 A DK 363769A DK 363769 A DK363769 A DK 363769A DK 141740 C DK141740 C DK 141740C
- Authority
- DK
- Denmark
Links
Classifications
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6809708 | 1968-07-09 | ||
| NL686809708A NL154082B (nl) | 1968-07-09 | 1968-07-09 | Inrichting voor overdracht van rechthoekige synchrone informatiepulsen. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK141740B DK141740B (da) | 1980-06-02 |
| DK141740C true DK141740C (no) | 1980-10-27 |
Family
ID=19804117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK363769AA DK141740B (da) | 1968-07-09 | 1969-07-04 | Apparat til overføring af rektangulære, synkrone informationsimpulser. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3611143A (no) |
| AT (1) | AT300896B (no) |
| BE (1) | BE735775A (no) |
| CA (1) | CA923562A (no) |
| CH (1) | CH502729A (no) |
| DE (1) | DE1934296C3 (no) |
| DK (1) | DK141740B (no) |
| FR (1) | FR2012601A1 (no) |
| GB (1) | GB1278693A (no) |
| NL (1) | NL154082B (no) |
| NO (1) | NO130252B (no) |
| SE (1) | SE349212B (no) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2133118A5 (no) * | 1971-04-08 | 1972-11-24 | Trt Telecom Radio Electr | |
| JPS5034366B1 (no) * | 1971-04-30 | 1975-11-07 | ||
| DE2153376B2 (de) * | 1971-10-27 | 1976-09-30 | Fujitsu Ltd., Kawasaki, Kanagawa (Japan) | Digitale nachrichtenuebertragungsanordnung |
| DE2230597C3 (de) * | 1972-06-22 | 1978-09-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Anordnung zur Erzeugung zweier zueinander hilberttransformierter Signale |
| NL7213335A (no) * | 1972-10-03 | 1974-04-05 | ||
| US4052558A (en) * | 1974-12-09 | 1977-10-04 | Colin Davey Patterson | Data transmission system |
| US4008373A (en) * | 1975-10-03 | 1977-02-15 | Motorola, Inc. | Digital differential phase shift keyed modulator |
| US4049909A (en) * | 1975-10-29 | 1977-09-20 | Bell Telephone Laboratories, Incorporated | Digital modulator |
| NL7804575A (nl) * | 1978-04-28 | 1979-10-30 | Philips Nv | Transmissiestelsel voor de overdracht van informatie impulsen. |
| US4241398A (en) * | 1978-09-29 | 1980-12-23 | United Technologies Corporation | Computer network, line protocol system |
| US4358853A (en) * | 1981-01-22 | 1982-11-09 | Codex Corporation | Digital modem transmitter |
| NL8104668A (nl) * | 1981-10-14 | 1983-05-02 | Philips Nv | Vermenigvuldigschakeling voor stereo-decoders. |
| NL8302591A (nl) * | 1983-07-20 | 1985-02-18 | Philips Nv | Vermenigvuldigschakeling met geschakelde capaciteiten circuits. |
| US5801595A (en) * | 1997-01-10 | 1998-09-01 | Harris Corporation | Device and method for digital vestigial sideband modulation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL294442A (no) * | 1963-06-21 | |||
| NL153045B (nl) * | 1966-03-05 | 1977-04-15 | Philips Nv | Filter voor analoge signalen. |
| US3522537A (en) * | 1966-07-25 | 1970-08-04 | Western Union Telegraph Co | Vestigial sideband transmission system having two channels in quadrature |
-
1968
- 1968-07-09 NL NL686809708A patent/NL154082B/xx not_active IP Right Cessation
-
1969
- 1969-07-04 GB GB33770/69A patent/GB1278693A/en not_active Expired
- 1969-07-04 DK DK363769AA patent/DK141740B/da unknown
- 1969-07-05 DE DE1934296A patent/DE1934296C3/de not_active Expired
- 1969-07-07 SE SE09600/69A patent/SE349212B/xx unknown
- 1969-07-07 NO NO02843/69A patent/NO130252B/no unknown
- 1969-07-07 CH CH1033969A patent/CH502729A/de not_active IP Right Cessation
- 1969-07-07 BE BE735775D patent/BE735775A/xx unknown
- 1969-07-07 AT AT651869A patent/AT300896B/de not_active IP Right Cessation
- 1969-07-07 CA CA056321A patent/CA923562A/en not_active Expired
- 1969-07-09 FR FR6923358A patent/FR2012601A1/fr not_active Withdrawn
- 1969-07-09 US US840409A patent/US3611143A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1278693A (en) | 1972-06-21 |
| DE1934296C3 (de) | 1979-05-23 |
| US3611143A (en) | 1971-10-05 |
| DE1934296B2 (de) | 1978-09-28 |
| CH502729A (de) | 1971-01-31 |
| NL154082B (nl) | 1977-07-15 |
| DK141740B (da) | 1980-06-02 |
| CA923562A (en) | 1973-03-27 |
| BE735775A (no) | 1970-01-07 |
| DE1934296A1 (de) | 1970-02-12 |
| NL6809708A (no) | 1970-01-13 |
| AT300896B (de) | 1972-08-10 |
| SE349212B (no) | 1972-09-18 |
| FR2012601A1 (no) | 1970-03-20 |
| NO130252B (no) | 1974-07-29 |