TW287334B - Analog modulator by delta-sigma conversion method - Google Patents

Analog modulator by delta-sigma conversion method

Info

Publication number
TW287334B
TW287334B TW85103189A TW85103189A TW287334B TW 287334 B TW287334 B TW 287334B TW 85103189 A TW85103189 A TW 85103189A TW 85103189 A TW85103189 A TW 85103189A TW 287334 B TW287334 B TW 287334B
Authority
TW
Taiwan
Prior art keywords
modulator
single operation
operation amplifier
delta
biquadratic filter
Prior art date
Application number
TW85103189A
Other languages
Chinese (zh)
Inventor
Chuu-Chyau Yu
Original Assignee
Winbond Electronics 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 Winbond Electronics Corp filed Critical Winbond Electronics Corp
Priority to TW85103189A priority Critical patent/TW287334B/en
Application granted granted Critical
Publication of TW287334B publication Critical patent/TW287334B/en

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Abstract

An analog modulator by delta-sigma conversion method comprises of: (1) clock signal generating circuit corresponding to one control signal to generate multiple switching clock; (2) at least one single operation amplifier biquadratic filter corresponding to multiple switching clock to convert into one integrator selectively; (3) saturation detect circuit corresponding to one saturation signal of the single operation amplifier biquadratic filter to output the control signal to clock signal generating circuit; (4) when modulator is in unstable state, the single operation amplifier biquadratic filter converts into one integrator to make modulator in stable state; (5) when modulator recovers to stable state from unstable state, the integrator converts into operation mode of single operation amplifier biquadratic filter.
TW85103189A 1996-03-18 1996-03-18 Analog modulator by delta-sigma conversion method TW287334B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW85103189A TW287334B (en) 1996-03-18 1996-03-18 Analog modulator by delta-sigma conversion method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW85103189A TW287334B (en) 1996-03-18 1996-03-18 Analog modulator by delta-sigma conversion method

Publications (1)

Publication Number Publication Date
TW287334B true TW287334B (en) 1996-10-01

Family

ID=51398036

Family Applications (1)

Application Number Title Priority Date Filing Date
TW85103189A TW287334B (en) 1996-03-18 1996-03-18 Analog modulator by delta-sigma conversion method

Country Status (1)

Country Link
TW (1) TW287334B (en)

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