JPS5457855A - Logarithmic ad converter - Google Patents

Logarithmic ad converter

Info

Publication number
JPS5457855A
JPS5457855A JP11782078A JP11782078A JPS5457855A JP S5457855 A JPS5457855 A JP S5457855A JP 11782078 A JP11782078 A JP 11782078A JP 11782078 A JP11782078 A JP 11782078A JP S5457855 A JPS5457855 A JP S5457855A
Authority
JP
Japan
Prior art keywords
logarithmic
converter
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.)
Granted
Application number
JP11782078A
Other languages
Japanese (ja)
Other versions
JPS6352497B2 (en
Inventor
Emu Goodon Baanaado
Jiei Uidon Hansu
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.)
Analogic Corp
Original Assignee
Analogic 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 Analogic Corp filed Critical Analogic Corp
Publication of JPS5457855A publication Critical patent/JPS5457855A/en
Publication of JPS6352497B2 publication Critical patent/JPS6352497B2/ja
Granted legal-status Critical Current

Links

JP11782078A 1977-09-23 1978-09-25 Logarithmic ad converter Granted JPS5457855A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83615877A 1977-09-23 1977-09-23

Publications (2)

Publication Number Publication Date
JPS5457855A true JPS5457855A (en) 1979-05-10
JPS6352497B2 JPS6352497B2 (en) 1988-10-19

Family

ID=25271367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11782078A Granted JPS5457855A (en) 1977-09-23 1978-09-25 Logarithmic ad converter

Country Status (1)

Country Link
JP (1) JPS5457855A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193618A (en) * 1983-04-18 1984-11-02 Hitachi Ltd Digital-analog converting system
JPS62166620A (en) * 1985-12-30 1987-07-23 アンステイテイ　フランセ−ズ　ド　ペトロ−ル Apparatus for amplifying and sampling multiple analog signal
US6633247B2 (en) 2000-02-14 2003-10-14 Sumitomo Metal Industries, Ltd. Logarithmic a/d converter, method of logarithmic a/d conversion logarithmic d/a converter, method of logarithmic d/a conversion, and system for measuring physical quantity
JP2006237643A (en) * 2000-02-29 2006-09-07 Stmicroelectronics Srl Process for forming embedded cavity in semiconductor material wafer, and the embedded cavity

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0257497U (en) * 1988-10-19 1990-04-25

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS493219A (en) * 1972-04-22 1974-01-12
JPS4938065A (en) * 1972-08-22 1974-04-09
JPS507459A (en) * 1973-05-18 1975-01-25
JPS5122334A (en) * 1974-08-20 1976-02-23 Oki Electric Ind Co Ltd

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS493219A (en) * 1972-04-22 1974-01-12
JPS4938065A (en) * 1972-08-22 1974-04-09
JPS507459A (en) * 1973-05-18 1975-01-25
JPS5122334A (en) * 1974-08-20 1976-02-23 Oki Electric Ind Co Ltd

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59193618A (en) * 1983-04-18 1984-11-02 Hitachi Ltd Digital-analog converting system
JPS62166620A (en) * 1985-12-30 1987-07-23 アンステイテイ　フランセ−ズ　ド　ペトロ−ル Apparatus for amplifying and sampling multiple analog signal
US6633247B2 (en) 2000-02-14 2003-10-14 Sumitomo Metal Industries, Ltd. Logarithmic a/d converter, method of logarithmic a/d conversion logarithmic d/a converter, method of logarithmic d/a conversion, and system for measuring physical quantity
US6900751B2 (en) 2000-02-14 2005-05-31 Tokyo Electron Limited Logarithmic digital to analog converter having multipliers coupled to reference voltages
JP2006237643A (en) * 2000-02-29 2006-09-07 Stmicroelectronics Srl Process for forming embedded cavity in semiconductor material wafer, and the embedded cavity

Also Published As

Publication number Publication date
JPS6352497B2 (en) 1988-10-19

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