JPS6068703A - デイジタル遅延および自己相関によるｆｍ復調方法と回路 - Google Patents

デイジタル遅延および自己相関によるｆｍ復調方法と回路

Info

Publication number
JPS6068703A
JPS6068703A JP59153303A JP15330384A JPS6068703A JP S6068703 A JPS6068703 A JP S6068703A JP 59153303 A JP59153303 A JP 59153303A JP 15330384 A JP15330384 A JP 15330384A JP S6068703 A JPS6068703 A JP S6068703A
Authority
JP
Japan
Prior art keywords
signal
circuit
autocorrelation
detection method
discrimination circuit
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.)
Pending
Application number
JP59153303A
Other languages
English (en)
Japanese (ja)
Inventor
シヨン・ジエームス・ダグハーテイ
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of JPS6068703A publication Critical patent/JPS6068703A/ja
Pending legal-status Critical Current

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)
JP59153303A 1983-07-25 1984-07-25 デイジタル遅延および自己相関によるｆｍ復調方法と回路 Pending JPS6068703A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US51681383A 1983-07-25 1983-07-25
US516813 1990-04-27

Publications (1)

Publication Number Publication Date
JPS6068703A true JPS6068703A (ja) 1985-04-19

Family

ID=24057194

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59153303A Pending JPS6068703A (ja) 1983-07-25 1984-07-25 デイジタル遅延および自己相関によるｆｍ復調方法と回路

Country Status (5)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247107A (ja) * 1985-04-25 1986-11-04 Matsushita Electric Ind Co Ltd 同期検波装置
US7284130B2 (en) 2002-07-26 2007-10-16 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7599517B2 (en) 2005-03-11 2009-10-06 Kabushiki Kaisha Toshiba Digital watermark detecting device and method thereof
US7653211B2 (en) 2005-02-21 2010-01-26 Kabushiki Kaisha Toshiba Digital watermark embedding apparatus and digital watermark detection apparatus

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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 (it) * 1973-07-09 1977-02-18 Singer Co
GB1530151A (en) * 1976-01-12 1978-10-25 Gen Electric Co Ltd Frequency discriminators

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61247107A (ja) * 1985-04-25 1986-11-04 Matsushita Electric Ind Co Ltd 同期検波装置
US7426640B2 (en) 2002-07-26 2008-09-16 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7428640B2 (en) 2002-07-26 2008-09-23 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7380127B2 (en) 2002-07-26 2008-05-27 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7398397B2 (en) 2002-07-26 2008-07-08 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7421584B2 (en) 2002-07-26 2008-09-02 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7284130B2 (en) 2002-07-26 2007-10-16 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7426641B2 (en) 2002-07-26 2008-09-16 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7370207B2 (en) 2002-07-26 2008-05-06 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7437565B2 (en) 2002-07-26 2008-10-14 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7437564B2 (en) 2002-07-26 2008-10-14 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7451320B2 (en) 2002-07-26 2008-11-11 Kabushiki Kaisha Toshiba Digital watermark detection method and apparatus
US7653211B2 (en) 2005-02-21 2010-01-26 Kabushiki Kaisha Toshiba Digital watermark embedding apparatus and digital watermark detection apparatus
US7894628B2 (en) 2005-02-21 2011-02-22 Kabushiki Kaisha Toshiba Digital watermark embedding apparatus and digital watermark detection apparatus
US7599517B2 (en) 2005-03-11 2009-10-06 Kabushiki Kaisha Toshiba Digital watermark detecting device and method thereof

Also Published As

Publication number Publication date
GB2144004A (en) 1985-02-20
IT1176437B (it) 1987-08-18
FR2550675A1 (fr) 1985-02-15
IT8421964A1 (it) 1986-01-19
IT8421964A0 (it) 1984-07-19
DE3425782A1 (de) 1985-02-14
GB8417549D0 (en) 1984-08-15

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