DE69209890T2 - MSK-Modulator - Google Patents

MSK-Modulator

Info

Publication number
DE69209890T2
DE69209890T2 DE69209890T DE69209890T DE69209890T2 DE 69209890 T2 DE69209890 T2 DE 69209890T2 DE 69209890 T DE69209890 T DE 69209890T DE 69209890 T DE69209890 T DE 69209890T DE 69209890 T2 DE69209890 T2 DE 69209890T2
Authority
DE
Germany
Prior art keywords
msk modulator
msk
modulator
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
DE69209890T
Other languages
English (en)
Other versions
DE69209890D1 (de
Inventor
Hiroyuki Shimizu
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.)
NEC Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69209890D1 publication Critical patent/DE69209890D1/de
Publication of DE69209890T2 publication Critical patent/DE69209890T2/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
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • 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
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2003—Modulator circuits; Transmitter circuits for continuous phase modulation
    • H04L27/2007—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained
    • H04L27/2014—Modulator circuits; Transmitter circuits for continuous phase modulation in which the phase change within each symbol period is constrained in which the phase changes in a piecewise linear manner during each symbol period, e.g. minimum shift keying, fast frequency shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE69209890T 1991-05-30 1992-06-01 MSK-Modulator Expired - Fee Related DE69209890T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3127657A JP2663746B2 (ja) 1991-05-30 1991-05-30 ディジタルｆｍ変調装置

Publications (2)

Publication Number Publication Date
DE69209890D1 DE69209890D1 (de) 1996-05-23
DE69209890T2 true DE69209890T2 (de) 1996-09-12

Family

ID=14965508

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69209890T Expired - Fee Related DE69209890T2 (de) 1991-05-30 1992-06-01 MSK-Modulator

Country Status (4)

Country Link
US (1) US5295160A (de)
EP (1) EP0516484B1 (de)
JP (1) JP2663746B2 (de)
DE (1) DE69209890T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5610947A (en) * 1994-10-14 1997-03-11 International Business Machines Corporation IR FM modem with flash modulation
US5748679A (en) * 1995-04-28 1998-05-05 Trw Inc. Modulated clock MSK modulator for high data rate applications
ATE324732T1 (de) * 2002-02-06 2006-05-15 Abb Schweiz Ag Verfahren zum erzeugen und einrichtung zum empfangen eines anisochronen binären signals

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390987A (en) * 1981-07-14 1983-06-28 Rockwell International Corporation Multiple input master/slave flip flop apparatus
JPS59167167A (ja) * 1983-03-12 1984-09-20 Fujitsu Ltd デイジタル無線装置のデ−タ切換制御方式
DE3333609A1 (de) * 1983-09-14 1985-03-21 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitales hf-modem
JPS60233949A (ja) * 1984-05-07 1985-11-20 Nec Corp 無線通信方式
JPS61112459A (ja) * 1984-11-06 1986-05-30 Nec Corp 変復調装置
US4584540A (en) * 1985-05-20 1986-04-22 Rockwell International Corporation Digital direct modulator with type of modulation selection

Also Published As

Publication number Publication date
JP2663746B2 (ja) 1997-10-15
US5295160A (en) 1994-03-15
EP0516484A2 (de) 1992-12-02
JPH04352539A (ja) 1992-12-07
EP0516484A3 (en) 1993-05-26
DE69209890D1 (de) 1996-05-23
EP0516484B1 (de) 1996-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee