FI864317A - Faongkoppling foer aotervinnande av baervaogen ur en qam-signal. - Google Patents

Faongkoppling foer aotervinnande av baervaogen ur en qam-signal. Download PDF

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Publication number
FI864317A
FI864317A FI864317A FI864317A FI864317A FI 864317 A FI864317 A FI 864317A FI 864317 A FI864317 A FI 864317A FI 864317 A FI864317 A FI 864317A FI 864317 A FI864317 A FI 864317A
Authority
FI
Finland
Prior art keywords
faongkoppling
baervaogen
aotervinnande
foer
qam
Prior art date
Application number
FI864317A
Other languages
English (en)
Other versions
FI864317A0 (fi
FI85927C (fi
FI85927B (fi
Inventor
Klaus Boshold
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI864317A0 publication Critical patent/FI864317A0/fi
Publication of FI864317A publication Critical patent/FI864317A/fi
Application granted granted Critical
Publication of FI85927B publication Critical patent/FI85927B/fi
Publication of FI85927C publication Critical patent/FI85927C/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3818—Demodulator circuits; Receiver circuits using coherent demodulation, i.e. using one or more nominally phase synchronous carriers
FI864317A 1985-10-25 1986-10-24 Faongkoppling foer aotervinnande av baervaogen ur en qam-signal. FI85927C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3538032 1985-10-25
DE3538032 1985-10-25

Publications (4)

Publication Number Publication Date
FI864317A0 FI864317A0 (fi) 1986-10-24
FI864317A true FI864317A (fi) 1987-04-26
FI85927B FI85927B (fi) 1992-02-28
FI85927C FI85927C (fi) 1992-06-10

Family

ID=6284471

Family Applications (1)

Application Number Title Priority Date Filing Date
FI864317A FI85927C (fi) 1985-10-25 1986-10-24 Faongkoppling foer aotervinnande av baervaogen ur en qam-signal.

Country Status (9)

Country Link
EP (1) EP0219863B1 (fi)
JP (1) JPS62102648A (fi)
AR (1) AR241213A1 (fi)
AT (1) ATE71481T1 (fi)
AU (1) AU569199B2 (fi)
BR (1) BR8605201A (fi)
DE (1) DE3683346D1 (fi)
FI (1) FI85927C (fi)
MX (1) MX161448A (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0810879B2 (ja) * 1986-02-20 1996-01-31 富士通株式会社 復調装置
EP0257625B1 (de) * 1986-08-28 1991-12-27 Siemens Aktiengesellschaft Fangschaltung für die Trägerrückgewinnung aus einem QAM-Signal
JPH0626353B2 (ja) * 1987-05-19 1994-04-06 日本電気株式会社 復調装置
DE315488T1 (de) * 1987-11-06 1989-12-07 Victor Company Of Japan, Ltd., Yokohama, Kanagawa, Jp Anordnung zur thermischen aufzeichnung.
JPH04105974A (ja) * 1990-08-24 1992-04-07 Sony Corp 記録装置
DE4216156C1 (fi) * 1992-05-15 1993-08-19 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
JPH0721444U (ja) * 1993-09-29 1995-04-18 株式会社芋谷工業 自動車の座席シ−ト用テ−ブル付き収納ケ−ス
GB2303278B (en) * 1995-07-11 2000-04-26 Remo Giovanni Andrea Marzolini Improvements to demodulation systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU538047B2 (en) * 1980-08-29 1984-07-26 Plessey Overseas Ltd. Zero-crossing threshold comparator
JPS58221548A (ja) * 1982-06-18 1983-12-23 Fujitsu Ltd 位相同期回路
JPS613553A (ja) * 1984-06-15 1986-01-09 Fujitsu Ltd 搬送波再生回路

Also Published As

Publication number Publication date
ATE71481T1 (de) 1992-01-15
BR8605201A (pt) 1987-07-28
DE3683346D1 (de) 1992-02-20
MX161448A (es) 1990-09-27
AR241213A1 (es) 1992-01-31
EP0219863A2 (de) 1987-04-29
FI864317A0 (fi) 1986-10-24
EP0219863B1 (de) 1992-01-08
FI85927C (fi) 1992-06-10
FI85927B (fi) 1992-02-28
AU6436586A (en) 1987-05-28
JPS62102648A (ja) 1987-05-13
EP0219863A3 (en) 1989-03-01
AU569199B2 (en) 1988-01-21
JPH0225309B2 (fi) 1990-06-01

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Legal Events

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MM Patent lapsed
MM Patent lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT