IT1176437B - Demodulazione di segnale modulato di frequenza mediante ritardo digitale ed autocorrelazione - Google Patents

Demodulazione di segnale modulato di frequenza mediante ritardo digitale ed autocorrelazione

Info

Publication number
IT1176437B
IT1176437B IT21964/84A IT2196484A IT1176437B IT 1176437 B IT1176437 B IT 1176437B IT 21964/84 A IT21964/84 A IT 21964/84A IT 2196484 A IT2196484 A IT 2196484A IT 1176437 B IT1176437 B IT 1176437B
Authority
IT
Italy
Prior art keywords
autocorrelation
modulated signal
frequency modulated
signal demodulation
digital delay
Prior art date
Application number
IT21964/84A
Other languages
English (en)
Italian (it)
Other versions
IT8421964A0 (it
Inventor
John James Dougherty
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT8421964A0 publication Critical patent/IT8421964A0/it
Application granted granted Critical
Publication of IT1176437B publication Critical patent/IT1176437B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stereo-Broadcasting Methods (AREA)
IT21964/84A 1983-07-25 1984-07-19 Demodulazione di segnale modulato di frequenza mediante ritardo digitale ed autocorrelazione IT1176437B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51681383A 1983-07-25 1983-07-25

Publications (2)

Publication Number Publication Date
IT8421964A0 IT8421964A0 (it) 1984-07-19
IT1176437B true IT1176437B (it) 1987-08-18

Family

ID=24057194

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21964/84A IT1176437B (it) 1983-07-25 1984-07-19 Demodulazione di segnale modulato di frequenza mediante ritardo digitale ed autocorrelazione

Country Status (5)

Country Link
JP (1) JPS6068703A (de)
DE (1) DE3425782A1 (de)
FR (1) FR2550675A1 (de)
GB (1) GB2144004A (de)
IT (1) IT1176437B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0770923B2 (ja) * 1985-04-25 1995-07-31 松下電器産業株式会社 同期検波装置
JP2798526B2 (ja) * 1991-06-20 1998-09-17 富士通株式会社 周波数弁別器
FR2738421B1 (fr) * 1995-08-30 1997-10-17 Suisse Electronique Microtech Dispositif demodulateur d'un signal module en frequence
JP3754403B2 (ja) 2002-07-26 2006-03-15 株式会社東芝 電子透かし検出方法及び装置
JP4519678B2 (ja) 2005-02-21 2010-08-04 株式会社東芝 電子透かし検出方法及び装置、電子透かし埋め込み方法及び装置
JP4118279B2 (ja) 2005-03-11 2008-07-16 株式会社東芝 電子透かし検出装置及びその方法
JP4413858B2 (ja) 2005-12-13 2010-02-10 株式会社東芝 乱数検定回路
DE102006001868B4 (de) 2006-01-13 2012-03-01 Austriamicrosystems Ag Schaltungsanordnung und Verfahren zur Ansteuerung einer elektrischen Last und eine Energieversorgungseinrichtung
US7768216B2 (en) 2006-06-28 2010-08-03 Austriamicrosystems Ag Control circuit and method for controlling light emitting diodes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3392337A (en) * 1965-02-09 1968-07-09 Continental Electronics Mfg Wide band frequency discriminator employing a constant delay
US3624523A (en) * 1969-09-19 1971-11-30 Hughes Aircraft Co Digital frequency discriminator
GB1368419A (en) * 1973-06-11 1974-09-25 Singer Co Crystal controlled frequency discriminator
FR2237357B1 (de) * 1973-07-09 1977-02-18 Singer Co
GB1530151A (en) * 1976-01-12 1978-10-25 Gen Electric Co Ltd Frequency discriminators

Also Published As

Publication number Publication date
FR2550675A1 (fr) 1985-02-15
GB8417549D0 (en) 1984-08-15
JPS6068703A (ja) 1985-04-19
IT8421964A0 (it) 1984-07-19
DE3425782A1 (de) 1985-02-14
GB2144004A (en) 1985-02-20

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