CH509712A - Empfänger zum Empfang einer im Rhythmus einer Taktfrequenz n-wertig phasenmodulierten Trägerschwingung - Google Patents
Empfänger zum Empfang einer im Rhythmus einer Taktfrequenz n-wertig phasenmodulierten TrägerschwingungInfo
- Publication number
- CH509712A CH509712A CH840570A CH840570A CH509712A CH 509712 A CH509712 A CH 509712A CH 840570 A CH840570 A CH 840570A CH 840570 A CH840570 A CH 840570A CH 509712 A CH509712 A CH 509712A
- Authority
- CH
- Switzerland
- Prior art keywords
- valued
- rhythm
- receiver
- phase
- receiving
- Prior art date
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
- H04L27/22—Demodulator circuits; Receiver circuits
- H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
- H04L27/2271—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals
- H04L27/2273—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses only the demodulated signals associated with quadrature demodulation, e.g. Costas loop
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0018—Arrangements at the transmitter end
- H04L2027/0022—Arrangements at the transmitter end using the carrier of the associated receiver of a transceiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0024—Carrier regulation at the receiver end
- H04L2027/0026—Correction of carrier offset
- H04L2027/0028—Correction of carrier offset at passband only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0044—Control loops for carrier regulation
- H04L2027/0046—Open loops
- H04L2027/0048—Frequency multiplication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0014—Carrier regulation
- H04L2027/0083—Signalling arrangements
- H04L2027/0087—Out-of-band signals, (e.g. pilots)
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL696908714A NL154897B (nl) | 1969-06-07 | 1969-06-07 | Ontvanger met n-waardige fasedemodulator. |
Publications (1)
Publication Number | Publication Date |
---|---|
CH509712A true CH509712A (de) | 1971-06-30 |
Family
ID=19807133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH840570A CH509712A (de) | 1969-06-07 | 1970-06-04 | Empfänger zum Empfang einer im Rhythmus einer Taktfrequenz n-wertig phasenmodulierten Trägerschwingung |
Country Status (10)
Country | Link |
---|---|
US (1) | US3654564A (de) |
AT (1) | AT298565B (de) |
BE (1) | BE751587A (de) |
CA (1) | CA919256A (de) |
CH (1) | CH509712A (de) |
DK (1) | DK140328B (de) |
FR (1) | FR2049992A5 (de) |
GB (1) | GB1256220A (de) |
NL (1) | NL154897B (de) |
SE (1) | SE352215B (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4107478A (en) * | 1971-10-05 | 1978-08-15 | Victor Company Of Japan, Limited | Angle modulated wave demodulation system |
DK137153B (da) * | 1971-10-05 | 1978-01-23 | Victor Company Of Japan | Demodulationsanlæg for vinkelmodulerede bølger. |
US3758870A (en) * | 1972-02-23 | 1973-09-11 | Sanders Associates Inc | Digital demodulator |
GB1421342A (en) * | 1972-05-01 | 1976-01-14 | Gen Electric Canada | Phase measurement system with synchronized demodulation |
US3924197A (en) * | 1972-12-27 | 1975-12-02 | Mitsubishi Electric Corp | Circuit for reproducing reference carrier wave |
US3886462A (en) * | 1972-12-27 | 1975-05-27 | Mitsubishi Electric Corp | Circuit for reproducing reference carrier wave |
FR2225881B1 (de) * | 1973-04-16 | 1976-04-23 | Lannionnais Electronique | |
US3849733A (en) * | 1973-05-23 | 1974-11-19 | Bell Telephone Labor Inc | Interface apparatus for receiving and monitoring pilot signals which control a timing signal generator |
US4034305A (en) * | 1973-09-05 | 1977-07-05 | Nippon Electric Company, Ltd. | Demodulator for signals hybrid modulated by more and less significant digit signals in succession in each clock interval |
IT1059262B (it) * | 1975-04-08 | 1982-05-31 | Licentia Gmbh | Procedimento di ricezione della parola di codice |
IT1174392B (it) * | 1978-09-08 | 1987-07-01 | Italiana Telecumunicazioni Sie | Disposizione circuitale per la generazione degli impulsi di campiona,ento di un sistema per la trasmissione di dati |
US4704722A (en) * | 1982-06-14 | 1987-11-03 | American Telephone And Telegraph Company, At&T Bell Laboratories | Timing recovery circuit |
WO1984000089A1 (en) * | 1982-06-14 | 1984-01-05 | Western Electric Co | Timing recovery circuit |
US4577157A (en) * | 1983-12-12 | 1986-03-18 | International Telephone And Telegraph Corporation | Zero IF receiver AM/FM/PM demodulator using sampling techniques |
JPS60183862A (ja) * | 1984-03-02 | 1985-09-19 | Toshiba Corp | デイジタル信号処理回路 |
DE10334154A1 (de) * | 2003-07-26 | 2005-02-10 | Noé, Reinhold, Prof. Dr.-Ing. | Anordnung und Verfahren für eine Synchrondemodulation |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2976363A (en) * | 1957-12-30 | 1961-03-21 | Gen Electric | Modulation of selected phases of carriers for simultaneous transmission through single delay means |
US3430143A (en) * | 1965-03-15 | 1969-02-25 | Gen Dynamics Corp | Communications system wherein information is represented by the phase difference between adjacent tones |
US3456194A (en) * | 1966-05-02 | 1969-07-15 | Gen Dynamics Corp | Receiver for plural frequency phase differential transmission system |
US3479598A (en) * | 1967-01-20 | 1969-11-18 | Bell Telephone Labor Inc | System for phase locking two pulse trains |
-
1969
- 1969-06-07 NL NL696908714A patent/NL154897B/xx not_active IP Right Cessation
-
1970
- 1970-06-04 US US43341A patent/US3654564A/en not_active Expired - Lifetime
- 1970-06-04 CH CH840570A patent/CH509712A/de not_active IP Right Cessation
- 1970-06-04 AT AT500870A patent/AT298565B/de not_active IP Right Cessation
- 1970-06-04 GB GB27011/70A patent/GB1256220A/en not_active Expired
- 1970-06-04 DK DK292670AA patent/DK140328B/da not_active IP Right Cessation
- 1970-06-04 SE SE07771/70A patent/SE352215B/xx unknown
- 1970-06-05 FR FR7020753A patent/FR2049992A5/fr not_active Expired
- 1970-06-05 CA CA084752A patent/CA919256A/en not_active Expired
- 1970-06-05 BE BE751587D patent/BE751587A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK140328C (de) | 1979-12-17 |
BE751587A (fr) | 1970-12-07 |
CA919256A (en) | 1973-01-16 |
GB1256220A (en) | 1971-12-08 |
DK140328B (da) | 1979-07-30 |
DE2025269B2 (de) | 1976-10-28 |
DE2025269A1 (de) | 1970-11-26 |
NL154897B (nl) | 1977-10-17 |
FR2049992A5 (de) | 1971-03-26 |
US3654564A (en) | 1972-04-04 |
NL6908714A (de) | 1970-12-09 |
AT298565B (de) | 1972-05-10 |
SE352215B (de) | 1972-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |