MX152178A - Mejoras en aparato demodulador y detector digital para senales defasadas - Google Patents

Mejoras en aparato demodulador y detector digital para senales defasadas

Info

Publication number
MX152178A
MX152178A MX195394A MX19539482A MX152178A MX 152178 A MX152178 A MX 152178A MX 195394 A MX195394 A MX 195394A MX 19539482 A MX19539482 A MX 19539482A MX 152178 A MX152178 A MX 152178A
Authority
MX
Mexico
Prior art keywords
mistaken
demodulator
signals
detector apparatus
digital detector
Prior art date
Application number
MX195394A
Other languages
English (en)
Inventor
Timothy Mark Burke
Scott William Noble
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of MX152178A publication Critical patent/MX152178A/es

Links

Classifications

    • 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
    • H04L27/2338—Demodulator circuits; Receiver circuits using non-coherent demodulation using sampling

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
MX195394A 1981-12-07 1982-11-30 Mejoras en aparato demodulador y detector digital para senales defasadas MX152178A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/328,332 US4457005A (en) 1981-12-07 1981-12-07 Digital coherent PSK demodulator and detector

Publications (1)

Publication Number Publication Date
MX152178A true MX152178A (es) 1985-06-05

Family

ID=23280547

Family Applications (1)

Application Number Title Priority Date Filing Date
MX195394A MX152178A (es) 1981-12-07 1982-11-30 Mejoras en aparato demodulador y detector digital para senales defasadas

Country Status (7)

Country Link
US (1) US4457005A (es)
EP (1) EP0095496A1 (es)
KR (1) KR880002166B1 (es)
CA (1) CA1188757A (es)
MX (1) MX152178A (es)
WO (1) WO1983002207A1 (es)
ZA (1) ZA828669B (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498035B1 (fr) * 1981-01-09 1986-01-17 Thomson Csf Procede et dispositif de synchronisation de messages
US4555667A (en) * 1983-09-26 1985-11-26 Rixon, Inc. Synchronous digital QPSK demodulator with carrier error correction
US4577335A (en) * 1984-01-09 1986-03-18 National Semiconductor Corporation Coherent data communications technique
NL8401310A (nl) * 1984-04-24 1985-11-18 Philips Nv Inrichting voor het opwekken van een kloksignaal.
US4653075A (en) * 1985-03-29 1987-03-24 Ford Aerospace & Communications Corp. BPSK synchronizer using computational analysis
JPS6231238A (ja) * 1985-08-02 1987-02-10 Canon Inc 復調装置
US4669095A (en) * 1985-09-27 1987-05-26 Motorola, Inc. Maximum distance from zero crossing MSK demodulator
US4756010A (en) * 1985-11-07 1988-07-05 Motorola, Inc. Asynchronous/synchronous data receiver circuit
US4712221A (en) * 1986-08-29 1987-12-08 International Business Machines Corporation Carrier recovery of modulated signals
CA1260641A (en) * 1986-10-22 1989-09-26 Jan Heynen (ds) transmitter
FR2615675B1 (fr) * 1987-05-21 1989-06-30 Alcatel Espace Procede de demodulation de signaux modules numeriquement et dispositif de mise en oeuvre d'un tel procede
US4785255A (en) * 1987-11-23 1988-11-15 Allen-Bradley Company, Inc. Digital FSK signal demodulator
JP2642421B2 (ja) * 1988-06-28 1997-08-20 富士通株式会社 デジタル位相差検出回路及び位相差検出方法
US4849706A (en) * 1988-07-01 1989-07-18 International Business Machines Corporation Differential phase modulation demodulator
US4871974A (en) * 1988-12-23 1989-10-03 International Business Machines, Corp. Coherent phase shift keyed demodulator
US5073905A (en) * 1989-08-22 1991-12-17 Cincinnati Electronics Corporation Apparatus for and method of synchronizing a local oscillator to a received digital bit stream
US5172395A (en) * 1989-08-22 1992-12-15 Cincinnati Electronics Corporation Method of and apparatus for deriving an indication of noise content of data bits
JP3077881B2 (ja) * 1995-03-07 2000-08-21 日本電気株式会社 復調方法及び復調装置
DE19614979C2 (de) 1995-04-20 2001-05-17 Fujitsu Ltd Hochfrequenz-Sende-Empfangs-Vorrichtung zur Datenkommunikation
FR2752348B1 (fr) * 1996-08-07 1998-09-18 Telecommunications Sa Demodulateur a circuit numerique de recuperation de porteuse et de rythme
US6282210B1 (en) * 1998-08-12 2001-08-28 Staktek Group L.P. Clock driver with instantaneously selectable phase and method for use in data communication systems
FR2898454A1 (fr) * 2006-03-13 2007-09-14 Thomson Licensing Sas Mecanisme securise pour la transmission de valeur de compteur pour la transmission d'un signal genlock sur un reseau ip
CN107612547B (zh) * 2016-07-11 2020-10-02 创意电子股份有限公司 失锁侦测装置、失锁侦测方法及时脉数据回复电路

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3675129A (en) * 1970-05-13 1972-07-04 Collins Radio Co Differentially coherent phase shift keyed digital demodulating apparatus
US3818346A (en) * 1972-10-12 1974-06-18 J Fletcher Differential phase-shift-keyed signal resolver
US3938052A (en) * 1974-05-09 1976-02-10 Teletype Corporation Digital demodulator for phase-modulated waveforms
US3936762A (en) * 1974-06-17 1976-02-03 The Charles Stark Draper Laboratory, Inc. Digital phase-lock loop systems for phase processing of signals
US4087628A (en) * 1975-06-27 1978-05-02 E-Systems, Inc. Carrier lock detector
US3973212A (en) * 1975-08-28 1976-08-03 Rockwell International Corporation Phase detection in phase lock loop circuit
US4010323A (en) * 1975-10-29 1977-03-01 Bell Telephone Laboratories, Incorporated Digital timing recovery
US3997847A (en) * 1975-10-29 1976-12-14 Bell Telephone Laboratories, Incorporated Digital demodulator for differentially encoded phase-shift-keyed data
US3993956A (en) * 1975-11-03 1976-11-23 Motorola, Inc. Digital detection system for differential phase shift keyed signals
FR2375773A1 (fr) * 1976-12-23 1978-07-21 Ibm France Procede et dispositif de detection de phase adaptatifs
US4030045A (en) * 1976-07-06 1977-06-14 International Telephone And Telegraph Corporation Digital double differential phase-locked loop
FR2368184A1 (fr) * 1976-10-18 1978-05-12 Ibm France Systeme de synchronisation de porteuse pour demodulateur de phase coherent
US4085449A (en) * 1976-11-26 1978-04-18 Paradyne Corporation Digital modem
US4088957A (en) * 1977-01-17 1978-05-09 Rockwell International Corporation Method and apparatus for synchronously detecting a differentially encoded carrier signal
FR2422287A1 (fr) * 1978-04-06 1979-11-02 Materiel Telephonique Procede et dispositif de demodulation d'un signal module en phase differentielle
JPS54148412A (en) * 1978-05-15 1979-11-20 Ricoh Co Ltd Reproduction system for timing information
US4190802A (en) * 1978-08-17 1980-02-26 Motorola, Inc. Digital demodulator for phase shift keyed signals
US4253067A (en) * 1978-12-11 1981-02-24 Rockwell International Corporation Baseband differentially phase encoded radio signal detector
US4263670A (en) * 1979-05-11 1981-04-21 Universal Data Systems, Inc. Microprocessor data modem
US4233565A (en) * 1979-06-29 1980-11-11 Motorola, Inc. Method and apparatus for a PSK signal detector
US4320345A (en) * 1980-04-28 1982-03-16 Sangamo Weston, Inc. Adaptive differential PSK demodulator

Also Published As

Publication number Publication date
EP0095496A1 (en) 1983-12-07
KR880002166B1 (ko) 1988-10-17
ZA828669B (en) 1983-09-28
CA1188757A (en) 1985-06-11
US4457005A (en) 1984-06-26
WO1983002207A1 (en) 1983-06-23

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