GB1411520A - Circuit arrangements for the production of two signals hilbert- transformed relative to one another - Google Patents
Circuit arrangements for the production of two signals hilbert- transformed relative to one anotherInfo
- Publication number
- GB1411520A GB1411520A GB2945973A GB2945973A GB1411520A GB 1411520 A GB1411520 A GB 1411520A GB 2945973 A GB2945973 A GB 2945973A GB 2945973 A GB2945973 A GB 2945973A GB 1411520 A GB1411520 A GB 1411520A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signals
- filters
- hilbert
- relative
- transformed relative
- 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.)
- Expired
Links
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000010363 phase shift Effects 0.000 abstract 1
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)
- Amplitude Modulation (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Transmitters (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2230597A DE2230597C3 (de) | 1972-06-22 | 1972-06-22 | Anordnung zur Erzeugung zweier zueinander hilberttransformierter Signale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1411520A true GB1411520A (en) | 1975-10-29 |
Family
ID=5848503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2945973A Expired GB1411520A (en) | 1972-06-22 | 1973-06-21 | Circuit arrangements for the production of two signals hilbert- transformed relative to one another |
Country Status (12)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5478009A (en) * | 1977-12-02 | 1979-06-21 | Sony Corp | Disturbing signal elimination unit |
| US4358853A (en) * | 1981-01-22 | 1982-11-09 | Codex Corporation | Digital modem transmitter |
| DE3231055A1 (de) * | 1982-08-20 | 1984-02-23 | Siemens AG, 1000 Berlin und 8000 München | Schaltungsanordnung zur basisbanduebertragung mit echokompensation |
| DE3236205A1 (de) * | 1982-09-30 | 1983-03-17 | Lothar Dipl.-Ing. 1000 Berlin Klaas | Einrichtung zur kompatiblen einseitenbandmodulation |
| US4759039A (en) * | 1986-10-20 | 1988-07-19 | American Telephone & Telegraph Company | Simplified recovery of data signals from quadrature-related carrier signals |
| US4835791A (en) * | 1987-02-20 | 1989-05-30 | Rockwell International Corporation | Single sideband signal generator |
| GB2214374A (en) * | 1988-01-06 | 1989-08-31 | Philips Electronic Associated | Ssb signal generator |
| US4953160A (en) * | 1988-02-24 | 1990-08-28 | Integrated Network Corporation | Digital data over voice communication |
| DE4210069A1 (de) * | 1992-03-27 | 1993-09-30 | Asea Brown Boveri | Amplitudenmodulierter Rundfunksender für verschiedene Modulationsarten, insbesondere DSB, SSB und ISB |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL154082B (nl) * | 1968-07-09 | 1977-07-15 | Philips Nv | Inrichting voor overdracht van rechthoekige synchrone informatiepulsen. |
| NL6904458A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1969-03-22 | 1970-09-24 | ||
| US3605017A (en) * | 1969-06-06 | 1971-09-14 | Eg & G Inc | Single sideband data transmission system |
| US3835391A (en) * | 1971-05-21 | 1974-09-10 | Ibm | Vestigial sideband signal generator |
| US3793589A (en) * | 1972-06-28 | 1974-02-19 | Gen Electric | Data communication transmitter utilizing vector waveform generation |
-
1972
- 1972-06-22 DE DE2230597A patent/DE2230597C3/de not_active Expired
-
1973
- 1973-05-23 AT AT451073A patent/AT333341B/de not_active IP Right Cessation
- 1973-05-25 CH CH751173A patent/CH561981A5/xx not_active IP Right Cessation
- 1973-06-13 FI FI1922/73A patent/FI56912C/fi active
- 1973-06-18 IT IT25476/73A patent/IT990653B/it active
- 1973-06-18 US US370700A patent/US3918001A/en not_active Expired - Lifetime
- 1973-06-19 SE SE7308624A patent/SE387495B/xx unknown
- 1973-06-20 NO NO732564A patent/NO137670C/no unknown
- 1973-06-21 NL NL7308647A patent/NL7308647A/xx not_active Application Discontinuation
- 1973-06-21 GB GB2945973A patent/GB1411520A/en not_active Expired
- 1973-06-22 BE BE132607A patent/BE801312A/xx unknown
- 1973-06-22 FR FR7322987A patent/FR2191367B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE801312A (fr) | 1973-12-26 |
| FR2191367A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-02-01 |
| US3918001A (en) | 1975-11-04 |
| NL7308647A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-12-27 |
| IT990653B (it) | 1975-07-10 |
| ATA451073A (de) | 1976-03-15 |
| DE2230597B2 (de) | 1977-12-29 |
| AT333341B (de) | 1976-11-10 |
| DE2230597A1 (de) | 1974-01-10 |
| FI56912C (fi) | 1980-04-10 |
| FI56912B (fi) | 1979-12-31 |
| NO137670B (no) | 1977-12-19 |
| DE2230597C3 (de) | 1978-09-21 |
| NO137670C (no) | 1978-04-05 |
| SE387495B (sv) | 1976-09-06 |
| FR2191367B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-09-23 |
| CH561981A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |