FR2296322B1 - - Google Patents
Info
- Publication number
- FR2296322B1 FR2296322B1 FR7443560A FR7443560A FR2296322B1 FR 2296322 B1 FR2296322 B1 FR 2296322B1 FR 7443560 A FR7443560 A FR 7443560A FR 7443560 A FR7443560 A FR 7443560A FR 2296322 B1 FR2296322 B1 FR 2296322B1
- Authority
- FR
- France
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
- H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
- H04L27/38—Demodulator circuits; Receiver circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7443560A FR2296322A1 (fr) | 1974-12-27 | 1974-12-27 | Systeme de detection de donnees numeriques transmises par modulation d'une porteuse |
| DE2546116A DE2546116C2 (de) | 1974-12-27 | 1975-10-15 | Digitaldatendetektor |
| GB42953/75A GB1503610A (en) | 1974-12-27 | 1975-10-20 | Digital data transmission system |
| US05/629,460 US4024342A (en) | 1974-12-27 | 1975-11-06 | System for detecting digital data transmitted by modulating a carrier |
| IT30094/75A IT1054431B (it) | 1974-12-27 | 1975-12-09 | Sistema per rivelare dati numerici trasmessi mediante modulazione di una portante |
| JP50150690A JPS5831064B2 (ja) | 1974-12-27 | 1975-12-19 | デイジタル−タケンシユツソウチ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7443560A FR2296322A1 (fr) | 1974-12-27 | 1974-12-27 | Systeme de detection de donnees numeriques transmises par modulation d'une porteuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2296322A1 FR2296322A1 (fr) | 1976-07-23 |
| FR2296322B1 true FR2296322B1 (US20080094685A1-20080424-C00004.png) | 1977-07-08 |
Family
ID=9146898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7443560A Granted FR2296322A1 (fr) | 1974-12-27 | 1974-12-27 | Systeme de detection de donnees numeriques transmises par modulation d'une porteuse |
Country Status (6)
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052557A (en) * | 1975-07-31 | 1977-10-04 | Milgo Electronic Corporation | Phase-jump detector and corrector method and apparatus for phase-modulated communication systems that also provides a signal quality indication |
| US4035625A (en) * | 1975-07-31 | 1977-07-12 | Milgo Electronic Corporation | Method and apparatus for performing binary equalization in voice-band phase-modulation modems |
| JPS5224410A (en) * | 1975-08-20 | 1977-02-23 | Fujitsu Ltd | Carrier wave regenerative circuit |
| FR2337465A1 (fr) * | 1975-12-30 | 1977-07-29 | Ibm France | Procede et dispositif pour determiner les valeurs initiales des coefficients d'un egaliseur transversal complexe |
| FR2358061A1 (fr) * | 1976-07-08 | 1978-02-03 | Ibm France | Procede et dispositif d'egalisation utilisant la transformee de fourier |
| US4379947A (en) * | 1979-02-02 | 1983-04-12 | Teleprompter Corporation | System for transmitting data simultaneously with audio |
| FR2455406B1 (fr) * | 1979-04-27 | 1987-05-29 | Cit Alcatel | Procede de compensation des bruits de phase a la reception d'une transmission de donnees |
| FR2455408B1 (fr) * | 1979-04-27 | 1987-05-29 | Cit Alcatel | Procede de reduction des bruits de phase a la reception d'une transmission de donnees |
| FR2468258B1 (fr) * | 1979-10-19 | 1987-06-26 | Cit Alcatel | Circuit de correction des bruits de phase pour un systeme de transmission |
| US4538284A (en) * | 1981-03-25 | 1985-08-27 | Ese Limited | Signal structures with data encoding/decoding for QCM modulations |
| DE3173306D1 (en) * | 1981-09-08 | 1986-02-06 | Ibm | Data receiving apparatus with listener echo canceller |
| JPS5847357A (ja) * | 1981-09-17 | 1983-03-19 | Ricoh Co Ltd | 自動位相制御方式 |
| GB2118003B (en) * | 1982-02-02 | 1985-07-31 | Racal Milgo Ltd | Differential encoder and decoder for transmitting binary data |
| GB2134355B (en) * | 1983-01-12 | 1986-03-05 | Ncr Co | Circuit for reducing errors in a data receiver |
| GB2166311B (en) * | 1984-10-25 | 1988-07-27 | Gen Electric Co Plc | Receiving apparatus |
| US4646325A (en) * | 1985-04-15 | 1987-02-24 | Paradyne Corporation | Index decoder for digital modems |
| US4748641A (en) * | 1985-07-03 | 1988-05-31 | Cincinnati Electronics Corporation | Suppressed carrier modulation method |
| EP0235264A4 (en) * | 1985-09-03 | 1990-02-26 | Motorola Inc | DIGITAL RADIO RECEIVER. |
| US4773083A (en) * | 1985-11-08 | 1988-09-20 | Raytheon Company | QPSK demodulator |
| JPS6386863U (US20080094685A1-20080424-C00004.png) * | 1986-11-28 | 1988-06-06 | ||
| FR2650137B1 (US20080094685A1-20080424-C00004.png) * | 1989-07-18 | 1994-10-28 | France Etat | |
| JPH03105947U (US20080094685A1-20080424-C00004.png) * | 1990-02-20 | 1991-11-01 | ||
| JP3205111B2 (ja) * | 1993-02-18 | 2001-09-04 | 富士通株式会社 | 変復調装置 |
| US5465273A (en) * | 1994-04-20 | 1995-11-07 | General Datacomm, Inc. | Modem utilizing parity and convolutional encoder feedback |
| KR100387233B1 (ko) * | 1995-11-08 | 2003-08-19 | 삼성전자주식회사 | 데이터 저장기기의 데이터 검출방법 및 장치 |
| JPH09284808A (ja) * | 1996-04-11 | 1997-10-31 | Sony Corp | データ伝送装置 |
| FR2752348B1 (fr) * | 1996-08-07 | 1998-09-18 | Telecommunications Sa | Demodulateur a circuit numerique de recuperation de porteuse et de rythme |
| US5742637A (en) * | 1996-08-20 | 1998-04-21 | Golden Bridge Technology, Inc. | Fast phase estimation in digital communication systems |
| US7917798B2 (en) | 2005-10-04 | 2011-03-29 | Hypres, Inc. | Superconducting digital phase rotator |
| CN101615860B (zh) * | 2009-07-23 | 2011-02-09 | 东南大学 | 应用于级联型变流器的一种调制方法 |
| CN102611346B (zh) * | 2012-04-19 | 2014-12-10 | 南车株洲电力机车研究所有限公司 | 一种三电平双模式空间矢量过调制方法及其系统 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3795865A (en) * | 1972-02-23 | 1974-03-05 | Honeywell Inf Systems | Automated real time equalized modem |
| US3747065A (en) * | 1972-05-12 | 1973-07-17 | North American Rockwell | System for correcting detected errors in a high speed digital data transmission system |
| US3924197A (en) * | 1972-12-27 | 1975-12-02 | Mitsubishi Electric Corp | Circuit for reproducing reference carrier wave |
| FR2221861A1 (en) * | 1972-12-29 | 1974-10-11 | Teletransmissions Cie Eu | Detection of frequency, phase and amplitude modulated signals - uses an analog-digital converter and binary memory |
| JPS5935228B2 (ja) * | 1973-01-18 | 1984-08-27 | シャープ株式会社 | 自動デイジタル変復調器 |
| FR2216715B1 (US20080094685A1-20080424-C00004.png) * | 1973-01-31 | 1976-06-11 | Ibm France | |
| JPS5716546B2 (US20080094685A1-20080424-C00004.png) * | 1973-07-12 | 1982-04-06 | ||
| DE2416058B2 (de) | 1973-07-12 | 1980-12-18 | International Business Machines Corp., Armonk, N.Y. (V.St.A.) | Verfahren und Schaltungsanordnungen zur Entzerrung eines quadraturmodulierten Datensignals |
| US3935535A (en) * | 1974-09-09 | 1976-01-27 | Hycom Incorporated | Fast equalization acquisition for automatic adaptive digital modem |
-
1974
- 1974-12-27 FR FR7443560A patent/FR2296322A1/fr active Granted
-
1975
- 1975-10-15 DE DE2546116A patent/DE2546116C2/de not_active Expired
- 1975-10-20 GB GB42953/75A patent/GB1503610A/en not_active Expired
- 1975-11-06 US US05/629,460 patent/US4024342A/en not_active Expired - Lifetime
- 1975-12-09 IT IT30094/75A patent/IT1054431B/it active
- 1975-12-19 JP JP50150690A patent/JPS5831064B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT1054431B (it) | 1981-11-10 |
| US4024342A (en) | 1977-05-17 |
| GB1503610A (en) | 1978-03-15 |
| DE2546116A1 (de) | 1976-07-08 |
| JPS5187949A (US20080094685A1-20080424-C00004.png) | 1976-07-31 |
| JPS5831064B2 (ja) | 1983-07-04 |
| FR2296322A1 (fr) | 1976-07-23 |
| DE2546116C2 (de) | 1983-03-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |