JPS5586249A - Method of determining start of sequence for data transmission system - Google Patents
Method of determining start of sequence for data transmission systemInfo
- Publication number
- JPS5586249A JPS5586249A JP15823979A JP15823979A JPS5586249A JP S5586249 A JPS5586249 A JP S5586249A JP 15823979 A JP15823979 A JP 15823979A JP 15823979 A JP15823979 A JP 15823979A JP S5586249 A JPS5586249 A JP S5586249A
- Authority
- JP
- Japan
- Prior art keywords
- sequence
- data transmission
- transmission system
- determining start
- determining
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/04—Speed or phase control by synchronisation signals
- H04L7/10—Arrangements for initial synchronisation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03038—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a non-recursive structure
-
- 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
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
-
- 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
- H04L7/043—Pseudo-noise [PN] codes variable during transmission
-
- 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)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7836581A FR2445078A1 (fr) | 1978-12-20 | 1978-12-20 | Procede et dispositif pour detecter une sequence pseudo-aleatoire de deux symboles dans un recepteur de donnees utilisant une modulation a double bande laterale-porteuses en quadrature |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5586249A true JPS5586249A (en) | 1980-06-28 |
JPS6364103B2 JPS6364103B2 (ja) | 1988-12-09 |
Family
ID=9216614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15823979A Granted JPS5586249A (en) | 1978-12-20 | 1979-12-07 | Method of determining start of sequence for data transmission system |
Country Status (5)
Country | Link |
---|---|
US (1) | US4253186A (ja) |
EP (1) | EP0012884B1 (ja) |
JP (1) | JPS5586249A (ja) |
DE (1) | DE2962743D1 (ja) |
FR (1) | FR2445078A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2478914B1 (fr) * | 1980-03-19 | 1986-01-31 | Ibm France | Procede et dispositif pour l'ajustement initial de l'horloge d'un recepteur de donnees synchrone |
FR2551454B1 (fr) * | 1983-08-31 | 1986-06-27 | Ugine Kuhlmann | Compositions lubrifiantes contenant des fluorures de lithium, de calcium et/ou de baryum |
EP0238100A3 (en) * | 1983-09-21 | 1987-12-09 | Trw Inc. | Improved modem signal acquisition technique |
JPS6139633A (ja) * | 1984-07-31 | 1986-02-25 | Ricoh Co Ltd | 等化システムの信号引込み方式 |
US4745625A (en) * | 1986-03-12 | 1988-05-17 | Codex Corporation | Transition detector |
US4759039A (en) * | 1986-10-20 | 1988-07-19 | American Telephone & Telegraph Company | Simplified recovery of data signals from quadrature-related carrier signals |
FR2606238B1 (fr) * | 1986-10-31 | 1988-12-09 | Trt Telecom Radio Electr | Boucle a verrouillage de phase entierement numerique |
US4884265A (en) * | 1987-04-30 | 1989-11-28 | Loral Corporation | Digital demodulator for frequency-division-multiplexed signals |
US4896336A (en) * | 1988-08-29 | 1990-01-23 | Rockwell International Corporation | Differential phase-shift keying demodulator |
JPH02162804A (ja) * | 1988-12-16 | 1990-06-22 | Nissan Motor Co Ltd | 平板型アンテナ |
JPH02100316U (ja) * | 1989-01-26 | 1990-08-09 | ||
FR2643765A1 (fr) * | 1989-02-27 | 1990-08-31 | Meuriche Bernard | Dispositif de decomposition a cadence d'echantillonnage optimale d'un signal a bande passante en ses composantes sur deux porteuses en quadrature |
US5067140A (en) * | 1989-08-16 | 1991-11-19 | Titan Linkabit Corporation | Conversion of analog signal into i and q digital signals with enhanced image rejection |
JPH03258147A (ja) * | 1990-03-08 | 1991-11-18 | Matsushita Electric Ind Co Ltd | 非同期直交復調器 |
US5504785A (en) * | 1993-05-28 | 1996-04-02 | Tv/Com Technologies, Inc. | Digital receiver for variable symbol rate communications |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1381314A (fr) * | 1963-08-23 | 1964-12-14 | Telecomm Radioelectriques & Te | Procédés de synchronisation pour transmettre des signaux digitaux à travers des dispositifs de transmission non synchrone |
US3443229A (en) * | 1966-04-13 | 1969-05-06 | Bell Telephone Labor Inc | Quadrature-carrier vestigial-sideband data transmission |
US3518680A (en) * | 1967-10-02 | 1970-06-30 | North American Rockwell | Carrier phase lock apparatus using correlation between received quadrature phase components |
GB1521029A (en) * | 1975-09-19 | 1978-08-09 | Post Office | Synchronous digital systems |
NL7605275A (nl) * | 1976-05-18 | 1977-11-22 | Philips Nv | Data-ontvanger met synchroniseer-reeks-detec- tieketen. |
US4100376A (en) * | 1977-01-03 | 1978-07-11 | Raytheon Company | Pilot tone demodulator |
-
1978
- 1978-12-20 FR FR7836581A patent/FR2445078A1/fr active Granted
-
1979
- 1979-12-04 EP EP79104882A patent/EP0012884B1/fr not_active Expired
- 1979-12-04 DE DE7979104882T patent/DE2962743D1/de not_active Expired
- 1979-12-07 JP JP15823979A patent/JPS5586249A/ja active Granted
- 1979-12-10 US US06/102,298 patent/US4253186A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0012884A1 (fr) | 1980-07-09 |
FR2445078B1 (ja) | 1981-09-11 |
FR2445078A1 (fr) | 1980-07-18 |
EP0012884B1 (fr) | 1982-05-05 |
JPS6364103B2 (ja) | 1988-12-09 |
US4253186A (en) | 1981-02-24 |
DE2962743D1 (en) | 1982-06-24 |
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