CA2019359A1 - Detection de sequences de signaux particulieres sans effet sur les transmissions par trajets multiples - Google Patents
Detection de sequences de signaux particulieres sans effet sur les transmissions par trajets multiplesInfo
- Publication number
- CA2019359A1 CA2019359A1 CA2019359A CA2019359A CA2019359A1 CA 2019359 A1 CA2019359 A1 CA 2019359A1 CA 2019359 A CA2019359 A CA 2019359A CA 2019359 A CA2019359 A CA 2019359A CA 2019359 A1 CA2019359 A1 CA 2019359A1
- Authority
- CA
- Canada
- Prior art keywords
- phase
- detection
- signal sequence
- signal
- received signal
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title abstract 4
- 108010076504 Protein Sorting Signals Proteins 0.000 title abstract 3
- 230000002411 adverse Effects 0.000 title 1
- 230000005540 biological transmission Effects 0.000 title 1
- 238000004364 calculation method Methods 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000005070 sampling Methods 0.000 abstract 2
- 230000001427 coherent effect Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
- H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
- H04L7/0334—Processing of samples having at least three levels, e.g. soft decisions
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/041—Speed or phase control by synchronisation signals using special codes as synchronising signal
- H04L7/046—Speed or phase control by synchronisation signals using special codes as synchronising signal using a dotting sequence
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 (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15685689A JPH0817407B2 (ja) | 1989-06-21 | 1989-06-21 | 信号系列検出方法 |
JP15685789A JPH0817408B2 (ja) | 1989-06-21 | 1989-06-21 | 信号系列検出装置 |
JP156857/1989 | 1989-06-21 | ||
JP156856/1989 | 1989-06-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2019359A1 true CA2019359A1 (fr) | 1990-12-21 |
CA2019359C CA2019359C (fr) | 1993-07-06 |
Family
ID=26484501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002019359A Expired - Fee Related CA2019359C (fr) | 1989-06-21 | 1990-06-20 | Detection de sequences de signaux particulieres sans effet sur les transmissions par trajets multiples |
Country Status (5)
Country | Link |
---|---|
US (1) | US5113415A (fr) |
EP (1) | EP0413108B1 (fr) |
AU (1) | AU642148B2 (fr) |
CA (1) | CA2019359C (fr) |
DE (1) | DE69018897T2 (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2773562B2 (ja) * | 1992-07-28 | 1998-07-09 | 日本電気株式会社 | 信号系列検出方法 |
US5511098A (en) * | 1993-11-12 | 1996-04-23 | Pacific Communication Sciences, Inc. | Digital methods and apparatus reverse link signal detection and recovery in a mobile data base station |
JP2659060B2 (ja) * | 1994-07-06 | 1997-09-30 | 日本電気株式会社 | 周波数誤差検出方法 |
US5544200A (en) * | 1994-12-08 | 1996-08-06 | Titan Information Systems Corporation | Acquisition of carrier phase and symbol timing through joint estimation of phase and timing adjustments |
JP3455934B2 (ja) * | 1995-04-11 | 2003-10-14 | 日本電信電話株式会社 | 変調器 |
US5787128A (en) * | 1995-12-22 | 1998-07-28 | Motorola, Inc. | Nonlinear signal correlator and method therefor |
EP0821503B1 (fr) * | 1996-07-22 | 2007-01-03 | Nippon Telegraph And Telephone Corporation | Circuit de récupération d'horloge |
DE19810695A1 (de) * | 1998-03-12 | 1999-09-16 | Daimler Benz Aerospace Ag | Verfahren zur Detektion eines gepulsten Nutzsignals |
JP2000115263A (ja) * | 1998-09-30 | 2000-04-21 | Matsushita Electric Ind Co Ltd | ディジタル放送復調装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB830408A (en) * | 1955-05-09 | 1960-03-16 | Siemens Ag | Improvements in or relating to telecommunication systems |
JPS5512777B1 (fr) * | 1971-07-16 | 1980-04-04 | ||
US4007330A (en) * | 1975-08-13 | 1977-02-08 | Bunker Ramo Corporation | Method and apparatus for demodulation of relative phase modulated binary data |
US3997847A (en) * | 1975-10-29 | 1976-12-14 | Bell Telephone Laboratories, Incorporated | Digital demodulator for differentially encoded phase-shift-keyed data |
US4453259A (en) * | 1982-04-20 | 1984-06-05 | Trw Inc. | Digital synchronization technique |
US4510579A (en) * | 1982-07-02 | 1985-04-09 | Rca Corporation | Fast correlation system |
JPH0683104B2 (ja) * | 1983-05-13 | 1994-10-19 | 株式会社リコー | デ−タ伝送同期検出方式 |
DE3430751A1 (de) * | 1983-09-02 | 1985-03-21 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur synchronisation eines funkempfaengers |
JPH0716206B2 (ja) * | 1988-08-05 | 1995-02-22 | 日本電気株式会社 | 信号検出器 |
DE69023076T2 (de) * | 1989-07-17 | 1996-03-21 | Nec Corp | Quadratur-Phasendemodulation mit Hilfe einer Trainingsfolge und eines lokalen, von der empfangenen Trägerfrequenz verschobenen Signals. |
-
1990
- 1990-06-20 EP EP90111664A patent/EP0413108B1/fr not_active Expired - Lifetime
- 1990-06-20 DE DE69018897T patent/DE69018897T2/de not_active Expired - Lifetime
- 1990-06-20 CA CA002019359A patent/CA2019359C/fr not_active Expired - Fee Related
- 1990-06-21 US US07/541,690 patent/US5113415A/en not_active Expired - Lifetime
- 1990-06-21 AU AU57738/90A patent/AU642148B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU642148B2 (en) | 1993-10-14 |
AU5773890A (en) | 1991-01-03 |
EP0413108B1 (fr) | 1995-04-26 |
CA2019359C (fr) | 1993-07-06 |
DE69018897D1 (de) | 1995-06-01 |
EP0413108A3 (en) | 1992-03-18 |
EP0413108A2 (fr) | 1991-02-20 |
US5113415A (en) | 1992-05-12 |
DE69018897T2 (de) | 1995-08-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |