DE10150472B4 - Integrierte Halbleiterschaltungsvorrichtung mit Verstärker mit variabler Verstärkung - Google Patents

Integrierte Halbleiterschaltungsvorrichtung mit Verstärker mit variabler Verstärkung Download PDF

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Publication number
DE10150472B4
DE10150472B4 DE10150472.1A DE10150472A DE10150472B4 DE 10150472 B4 DE10150472 B4 DE 10150472B4 DE 10150472 A DE10150472 A DE 10150472A DE 10150472 B4 DE10150472 B4 DE 10150472B4
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Germany
Prior art keywords
gain
circuit
control signal
phase shifter
signal
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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 - Lifetime
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DE10150472.1A
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German (de)
English (en)
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DE10150472A1 (de
Inventor
Tsuyoshi Moribe
Kazuyoshi Arimura
Susumu Kato
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Cypress Semiconductor Corp
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Cypress Semiconductor Corp
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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated

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  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE10150472.1A 2000-12-19 2001-10-16 Integrierte Halbleiterschaltungsvorrichtung mit Verstärker mit variabler Verstärkung Expired - Lifetime DE10150472B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPP00-385375 2000-12-19
JP2000385375A JP4287039B2 (ja) 2000-12-19 2000-12-19 半導体集積回路装置

Publications (2)

Publication Number Publication Date
DE10150472A1 DE10150472A1 (de) 2002-06-27
DE10150472B4 true DE10150472B4 (de) 2017-12-28

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DE10150472.1A Expired - Lifetime DE10150472B4 (de) 2000-12-19 2001-10-16 Integrierte Halbleiterschaltungsvorrichtung mit Verstärker mit variabler Verstärkung

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US (1) US6727771B2 (enExample)
JP (1) JP4287039B2 (enExample)
DE (1) DE10150472B4 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7369834B2 (en) * 2002-10-11 2008-05-06 Rf Magic, Inc. Impedance-matched IQ network for an image rejection circuit
US20060097814A1 (en) * 2004-11-10 2006-05-11 Alcatel Digital sideband suppression for radio frequency (RF) modulators
TWI311855B (en) * 2006-04-17 2009-07-01 Via Tech Inc Harmonic-rejection modulating devices and methods
US8521090B2 (en) * 2010-01-08 2013-08-27 Samsung Electro-Mechanics Systems, methods, and apparatuses for reducing interference at the front-end of a communications receiving device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69323649T2 (de) * 1992-05-29 1999-06-24 Nec Corp., Tokio/Tokyo Digitaler Quadraturmodulator und Verfahren zur Prüfung desselben

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2950739B2 (ja) * 1994-11-11 1999-09-20 沖電気工業株式会社 デュアルモード送信装置
US5862466A (en) * 1997-01-09 1999-01-19 Hewlett-Packard Company Method and apparatus for automatically balancing a radio-frequency mixer
US6560449B1 (en) * 2000-06-12 2003-05-06 Broadcom Corporation Image-rejection I/Q demodulators

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69323649T2 (de) * 1992-05-29 1999-06-24 Nec Corp., Tokio/Tokyo Digitaler Quadraturmodulator und Verfahren zur Prüfung desselben

Also Published As

Publication number Publication date
JP2002185547A (ja) 2002-06-28
US6727771B2 (en) 2004-04-27
US20020074560A1 (en) 2002-06-20
JP4287039B2 (ja) 2009-07-01
DE10150472A1 (de) 2002-06-27

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