FI59517C - Kopplingsanordning foer frekvensdifferentiell fasmodulation av signaler - Google Patents
Kopplingsanordning foer frekvensdifferentiell fasmodulation av signaler Download PDFInfo
- Publication number
- FI59517C FI59517C FI1285/74A FI128574A FI59517C FI 59517 C FI59517 C FI 59517C FI 1285/74 A FI1285/74 A FI 1285/74A FI 128574 A FI128574 A FI 128574A FI 59517 C FI59517 C FI 59517C
- Authority
- FI
- Finland
- Prior art keywords
- signal
- phase
- organizer
- binary
- words
- Prior art date
Links
- 230000015654 memory Effects 0.000 claims description 15
- 101100073352 Streptomyces halstedii sch1 gene Proteins 0.000 claims description 11
- 101100073357 Streptomyces halstedii sch2 gene Proteins 0.000 claims description 11
- 230000009977 dual effect Effects 0.000 claims description 2
- 239000000969 carrier Substances 0.000 description 6
- 230000010363 phase shift Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- H04L27/206—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 using a pair of orthogonal carriers, e.g. quadrature carriers
- H04L27/2067—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 using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states
- H04L27/2075—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 using a pair of orthogonal carriers, e.g. quadrature carriers with more than two phase states in which the data are represented by the change in carrier phase
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Amplitude Modulation (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2324542A DE2324542C3 (de) | 1973-05-15 | 1973-05-15 | Schaltungsanordnung zur frequenzdifferenziellen Phasenmodulation |
| DE2324542 | 1973-05-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI59517B FI59517B (fi) | 1981-04-30 |
| FI59517C true FI59517C (fi) | 1981-08-10 |
Family
ID=5880999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI1285/74A FI59517C (fi) | 1973-05-15 | 1974-04-25 | Kopplingsanordning foer frekvensdifferentiell fasmodulation av signaler |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3921103A (xx) |
| JP (1) | JPS5019346A (xx) |
| BE (1) | BE815066A (xx) |
| DE (1) | DE2324542C3 (xx) |
| DK (1) | DK141859C (xx) |
| FI (1) | FI59517C (xx) |
| FR (1) | FR2230133B1 (xx) |
| GB (1) | GB1445185A (xx) |
| IT (1) | IT1012241B (xx) |
| LU (1) | LU70063A1 (xx) |
| NL (1) | NL7405688A (xx) |
| NO (1) | NO145453C (xx) |
| ZA (1) | ZA742153B (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4130731A (en) * | 1976-12-29 | 1978-12-19 | International Mobile Machines Incorporated | Portable telephone system |
| DE2802784A1 (de) * | 1978-01-23 | 1979-07-26 | Siemens Ag | Schaltungsanordnung zum korrigieren von frequenzfehlern bei einer uebertragung von daten |
| JPH0310570Y2 (xx) * | 1985-02-20 | 1991-03-15 | ||
| JPH0310569Y2 (xx) * | 1985-02-20 | 1991-03-15 | ||
| JPH0310568Y2 (xx) * | 1985-02-20 | 1991-03-15 | ||
| US4807261A (en) * | 1987-10-26 | 1989-02-21 | Motorola, Inc. | Automatic channel polarity detection and correction arrangement and method |
| WO2009122333A2 (en) * | 2008-03-31 | 2009-10-08 | Nxp B.V. | Digital modulator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3131363A (en) * | 1960-05-18 | 1964-04-28 | Collins Radio Co | Instantaneous phase-pulse modulator |
| US3341776A (en) * | 1964-01-13 | 1967-09-12 | Collins Radio Co | Error sensitive binary transmission system wherein four channels are transmitted via one carrier wave |
| FR1403768A (fr) * | 1964-05-12 | 1965-06-25 | Cit Alcatel | Télégraphie à modulation trivalente |
| US3739277A (en) * | 1969-06-02 | 1973-06-12 | Hallicrafters Co | Digital data transmission system utilizing phase shift keying |
| US3619503A (en) * | 1969-11-18 | 1971-11-09 | Int Communications Corp | Phase and amplitude modulated modem |
| US3816657A (en) * | 1972-10-12 | 1974-06-11 | Nasa | Differential phase-shift-keyed communication system |
-
1973
- 1973-05-15 DE DE2324542A patent/DE2324542C3/de not_active Expired
- 1973-12-06 GB GB5655373A patent/GB1445185A/en not_active Expired
-
1974
- 1974-04-04 ZA ZA00742153A patent/ZA742153B/xx unknown
- 1974-04-18 US US462031A patent/US3921103A/en not_active Expired - Lifetime
- 1974-04-25 FI FI1285/74A patent/FI59517C/fi active
- 1974-04-26 NL NL7405688A patent/NL7405688A/xx not_active Application Discontinuation
- 1974-05-03 NO NO741610A patent/NO145453C/no unknown
- 1974-05-10 IT IT22538/74A patent/IT1012241B/it active
- 1974-05-13 FR FR7416456A patent/FR2230133B1/fr not_active Expired
- 1974-05-13 LU LU70063A patent/LU70063A1/xx unknown
- 1974-05-14 DK DK263674A patent/DK141859C/da active
- 1974-05-15 JP JP49054267A patent/JPS5019346A/ja active Pending
- 1974-05-15 BE BE144344A patent/BE815066A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2324542B2 (de) | 1978-05-24 |
| DK141859C (da) | 1980-11-17 |
| DE2324542C3 (de) | 1979-01-25 |
| JPS5019346A (xx) | 1975-02-28 |
| IT1012241B (it) | 1977-03-10 |
| GB1445185A (en) | 1976-08-04 |
| ZA742153B (en) | 1975-03-26 |
| NO741610L (no) | 1974-11-18 |
| NL7405688A (xx) | 1974-11-19 |
| DK141859B (da) | 1980-06-30 |
| BE815066A (fr) | 1974-11-18 |
| NO145453B (no) | 1981-12-14 |
| DE2324542A1 (de) | 1974-12-05 |
| FR2230133B1 (xx) | 1977-06-24 |
| LU70063A1 (xx) | 1975-02-24 |
| FI59517B (fi) | 1981-04-30 |
| NO145453C (no) | 1982-04-28 |
| FR2230133A1 (xx) | 1974-12-13 |
| US3921103A (en) | 1975-11-18 |
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