FI67643C - Foerfarande foer fassynkronisering i ett synkront datatransmissionssystem och anordning foer utfoerande av foerfarandet - Google Patents

Foerfarande foer fassynkronisering i ett synkront datatransmissionssystem och anordning foer utfoerande av foerfarandet Download PDF

Info

Publication number: FI67643C
Authority: FI; Finland
Prior art keywords: signal; phase; output; transmitted; detector
Prior art date: 1978-10-13

Application number

FI792893A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI67643B (fi

FI792893A7 (fi

Inventor

Jan Sverker Hedin

Goeran Anders Jarnestedt

Original Assignee

Ericsson Telefon Ab L M

Priority date (The priority date 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 date listed.)

1978-10-13

Filing date

1979-09-18

Publication date

1985-04-10

1979-09-18 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1980-04-14 Publication of FI792893A7 publication Critical patent/FI792893A7/fi

1984-12-31 Publication of FI67643B publication Critical patent/FI67643B/sv

1985-04-10 Application granted granted Critical

1985-04-10 Publication of FI67643C publication Critical patent/FI67643C/sv

Links

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238000012937 correction Methods 0.000 claims description 10
230000001360 synchronised effect Effects 0.000 claims description 6
239000012071 phase Substances 0.000 description 77
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Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
- H04L25/40—Transmitting circuits; Receiving circuits
- H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
- H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/06—Demodulator circuits; Receiver circuits
- H04L27/066—Carrier recovery circuits

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Communication Control (AREA)
Synchronisation In Digital Transmission Systems (AREA)

FI792893A 1978-10-13 1979-09-18 Foerfarande foer fassynkronisering i ett synkront datatransmissionssystem och anordning foer utfoerande av foerfarandet FI67643C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE7810735A SE414360B (sv)	1978-10-13	1978-10-13	Forfarande for fassynkronisering i ett synkront datatransmissionssystem och anordning for utforande av forfarandet
SE7810735		1978-10-13

Publications (3)

Publication Number	Publication Date
FI792893A7 FI792893A7 (fi)	1980-04-14
FI67643B FI67643B (fi)	1984-12-31
FI67643C true FI67643C (fi)	1985-04-10

Family

ID=20336099

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI792893A FI67643C (fi)	1978-10-13	1979-09-18	Foerfarande foer fassynkronisering i ett synkront datatransmissionssystem och anordning foer utfoerande av foerfarandet

Country Status (6)

Country	Link
US (1)	US4351061A (da)
DK (1)	DK253280A (da)
FI (1)	FI67643C (da)
NO (1)	NO149160C (da)
SE (1)	SE414360B (da)
WO (1)	WO1980000903A1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2124840A (en) *	1982-07-02	1984-02-22	Philips Electronic Associated	Data demodulator for digital signals
US4912726A (en) *	1987-01-12	1990-03-27	Fujitsu Limited	Decision timing control circuit
US5267267A (en) *	1989-03-13	1993-11-30	Hitachi, Ltd.	Timing extraction method and communication system
JP2664249B2 (ja) *	1989-03-13	1997-10-15	株式会社日立製作所	タイミング抽出回路，それを利用した通信システム及びタイミング抽出方法並びに通信装置
US5424882A (en) *	1989-03-13	1995-06-13	Hitachi, Ltd.	Signal processor for discriminating recording data
US6990418B2 (en) *	2002-12-19	2006-01-24	International Business Machines Corporation	Method and systems for optimizing high-speed signal transmission
US20080139141A1 (en) *	2006-12-06	2008-06-12	George Varghese	Method and system for estimating and compensating non-linear distortion in a transmitter using data signal feedback
JP5546681B2 (ja) *	2011-04-19	2014-07-09	パナソニック株式会社	プリコーディング方法、プリコーディング装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4010421A (en) *	1971-12-06	1977-03-01	Telefonaktiebolaget L M Ericsson	Synchronization method for the recovery of binary signals
JPS4918256A (da) *	1972-06-09	1974-02-18
DE2257288B2 (de) *	1972-11-22	1977-05-26	Siemens AG, 1000 Berlin und 8000 München	Verfahren zur herstellung des phasengleichlaufs und schaltungsanordnung zur durchfuehrung des verfahrens

1978
- 1978-10-13 SE SE7810735A patent/SE414360B/sv not_active IP Right Cessation
1979
- 1979-09-18 FI FI792893A patent/FI67643C/sv not_active IP Right Cessation
- 1979-10-12 NO NO793302A patent/NO149160C/no unknown
- 1979-10-12 WO PCT/SE1979/000204 patent/WO1980000903A1/en not_active Ceased
- 1979-10-12 US US06/195,420 patent/US4351061A/en not_active Expired - Lifetime
1980
- 1980-06-12 DK DK253280A patent/DK253280A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
FI67643B (fi)	1984-12-31
NO793302L (no)	1980-04-15
US4351061A (en)	1982-09-21
NO149160C (no)	1984-02-29
WO1980000903A1 (en)	1980-05-01
NO149160B (no)	1983-11-14
DK253280A (da)	1980-06-12
SE414360B (sv)	1980-07-21
SE7810735L (sv)	1980-04-14
FI792893A7 (fi)	1980-04-14

Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: OY L M ERICSSON AB

Publication	Publication Date	Title
EP0296253B1 (en)	1995-06-28	Discrimination timing control circuit
Godard	2003	Self-recovering equalization and carrier tracking in two-dimensional data communication systems
US3962637A (en)	1976-06-08	Ultrafast adaptive digital modem
US4416015A (en)	1983-11-15	Timing acquisition in voiceband data sets
US3906347A (en)	1975-09-16	Transversal equalizer for use in double sideband quadrature amplitude modulated system
US4028626A (en)	1977-06-07	Digital data receiver with automatic timing recovery and control
US5058134A (en)	1991-10-15	Process of synchronizing a receiving modem after a training on data
US4285061A (en)	1981-08-18	Equalizer sample loading in voiceband data sets
US4979211A (en)	1990-12-18	Classifier for high speed voiceband digital data modem signals
Saltzberg	1967	Timing recovery for synchronous binary data transmission
JPH0123014B2 (da)	1989-04-28
FI67643C (fi)	1985-04-10	Foerfarande foer fassynkronisering i ett synkront datatransmissionssystem och anordning foer utfoerande av foerfarandet
US5862191A (en)	1999-01-19	Digital communications receiver that includes a timing recovery device
EP0080332A2 (en)	1983-06-01	Timing error correction apparatus and method for QAM receivers
JP3517056B2 (ja)	2004-04-05	Ｖｓｂ変調信号におけるサンプリングタイミング位相誤差検出器
GB1601407A (en)	1981-10-28	Microprogrammed unit designed for a terminal equipment of a data transmission network
US4245345A (en)	1981-01-13	Timing acquisition in voiceband data sets
CA1293534C (en)	1991-12-24	Decision-directed control circuit
CN106603217A (zh)	2017-04-26	一种无线综测仪蓝牙信号的采样频偏抑制方法
US4831637A (en)	1989-05-16	Apparatus and technique for timing jitter cancellation in a data receiver
US3634773A (en)	1972-01-11	Carrier phase and sampling time recovery in modulation systems
CA1240001A (en)	1988-08-02	Demodulation device for multiphase psk or multilevel qam carrier wave
US4348769A (en)	1982-09-07	Circuitry for extraction of a transmission clock signal from-modulated data transmissions
US4231094A (en)	1980-10-28	Method and device for determining the phase intercept in a system employing phase-shift keying modulation
Chang et al.	1980	Carrier recovery for data communication systems with adaptive equalization