DE68925692T2 - Phasensynchroner Maximalwahrscheinlichkeitsdekodierer - Google Patents

Phasensynchroner Maximalwahrscheinlichkeitsdekodierer

Info

Publication number
DE68925692T2
DE68925692T2 DE68925692T DE68925692T DE68925692T2 DE 68925692 T2 DE68925692 T2 DE 68925692T2 DE 68925692 T DE68925692 T DE 68925692T DE 68925692 T DE68925692 T DE 68925692T DE 68925692 T2 DE68925692 T2 DE 68925692T2
Authority
DE
Germany
Prior art keywords
phase
maximum probability
probability decoder
synchronized
synchronized maximum
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.)
Expired - Fee Related
Application number
DE68925692T
Other languages
English (en)
Other versions
DE68925692D1 (de
Inventor
Mutsumu Serizawa
Junzo Murakami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE68925692D1 publication Critical patent/DE68925692D1/de
Application granted granted Critical
Publication of DE68925692T2 publication Critical patent/DE68925692T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/16—Combinations of two or more digital computers each having at least an arithmetic unit, a program unit and a register, e.g. for a simultaneous processing of several programs
    • G06F15/163—Interprocessor communication
    • G06F15/167—Interprocessor communication using a common memory, e.g. mailbox
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/14—Dummy cell management; Sense reference voltage generators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • 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
    • H04L27/233—Demodulator circuits; Receiver circuits using non-coherent demodulation
    • H04L27/2332—Demodulator circuits; Receiver circuits using non-coherent demodulation using a non-coherent carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Error Detection And Correction (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE68925692T 1988-12-08 1989-12-08 Phasensynchroner Maximalwahrscheinlichkeitsdekodierer Expired - Fee Related DE68925692T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP31091988 1988-12-08

Publications (2)

Publication Number Publication Date
DE68925692D1 DE68925692D1 (de) 1996-03-28
DE68925692T2 true DE68925692T2 (de) 1997-02-06

Family

ID=18010963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925692T Expired - Fee Related DE68925692T2 (de) 1988-12-08 1989-12-08 Phasensynchroner Maximalwahrscheinlichkeitsdekodierer

Country Status (3)

Country Link
US (1) US5311523A (de)
EP (1) EP0380876B1 (de)
DE (1) DE68925692T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69232647T2 (de) * 1991-03-20 2002-11-28 Sony Corp Demodulator zur Demodulierung eines pi/4-umgetasteten DQPSK-Signals
JP2683665B2 (ja) * 1991-11-27 1997-12-03 日本電気株式会社 最尤系列推定装置
FR2700228B1 (fr) * 1993-01-06 1995-02-10 Alcatel Telspace Dispositif de calage de phase de chacun des paquets d'un signal numérique à modulation de phase, et récepteur correspondant.
US5509020A (en) * 1993-05-27 1996-04-16 Sony Corporation Viterbi decoding apparatus and methods
GB2281179B (en) * 1993-08-18 1998-03-11 Roke Manor Research Apparatus for use in equipment providing a digital radio link between a fixed and a mobile radio unit
US5841817A (en) * 1995-10-27 1998-11-24 Adc Telecommunications, Inc. Apparatus and methods for signal recovery in a digital communication system
DE19644808C1 (de) * 1995-10-30 1997-07-10 Sharp Kk Datenerfassungsschaltung
JPH10289539A (ja) 1997-04-11 1998-10-27 Sony Corp 情報再生装置および再生方法
JP4103152B2 (ja) 1997-04-18 2008-06-18 ソニー株式会社 情報再生装置および再生方法
DE69924261T2 (de) * 1998-07-24 2006-05-18 Thomson Multimedia Erfassung der abtastphase
US6233714B1 (en) * 1998-07-29 2001-05-15 International Business Machines Corporation Generalized method and means for defining and operating a (d, k) partial-response ML detector of binary-coded sequences
FR2782222B1 (fr) * 1998-08-06 2002-05-17 Alsthom Cge Alkatel Estimation du decalage en frequence pour la demodulation d'un paquet de symboles modules en phase
AU2213400A (en) 1998-12-24 2000-07-31 Algorex, Inc. Enhanced method for adaptive equalization technique in mobile wireless systems
US6507628B1 (en) * 1999-09-07 2003-01-14 Sicom, Inc. Distortion-compensated digital communications receiver and method therefor
DE10127348A1 (de) * 2001-06-06 2002-12-19 Infineon Technologies Ag Verfahren und Schaltungsanordnung zur Übertragung von Daten zwischen einem Prozessor und einem Hardware-Rechenwerk
SG108861A1 (en) * 2002-07-18 2005-02-28 Oki Techno Ct Singapore Pte High rate receiver
US20040267272A1 (en) 2003-05-12 2004-12-30 Henniges Bruce D Bone cement mixing and delivery system
US7260160B1 (en) * 2003-08-21 2007-08-21 Trimble Navigation, Ltd. Method and apparatus for decoding GPS satellite data at low signal to noise levels
US7840875B2 (en) 2006-05-15 2010-11-23 Sandisk Corporation Convolutional coding methods for nonvolatile memory
US20070266296A1 (en) * 2006-05-15 2007-11-15 Conley Kevin M Nonvolatile Memory with Convolutional Coding
US9246727B2 (en) 2014-03-25 2016-01-26 Mitre Corporation Reception of phase-shifted signal sequences in diversity reception
US9054926B1 (en) 2014-03-25 2015-06-09 Mitre Corporation Reception of phase-shifted signal sequences in diversity reception
CN117155749B (zh) * 2023-10-31 2024-01-26 北京天元特通科技有限公司 信号的相位与时间同步跟踪方法、装置、设备及存储介质

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3789359A (en) * 1972-10-04 1974-01-29 Harris Intertype Corp Synchronism indicator for a convolutional decoder
US3872432A (en) * 1974-04-10 1975-03-18 Itt Synchronization circuit for a viterbi decoder
GB2059724B (en) * 1979-09-28 1984-04-04 Racal Datacom Ltd Data transmission systems
GB2211052A (en) * 1987-10-13 1989-06-21 British Broadcasting Corp Synchroniser for a decoder

Also Published As

Publication number Publication date
EP0380876A2 (de) 1990-08-08
DE68925692D1 (de) 1996-03-28
EP0380876B1 (de) 1996-02-14
EP0380876A3 (de) 1992-05-27
US5311523A (en) 1994-05-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee