DE69028868D1 - Datenerfassungssystem für Computertomographie - Google Patents
Datenerfassungssystem für ComputertomographieInfo
- Publication number
- DE69028868D1 DE69028868D1 DE69028868T DE69028868T DE69028868D1 DE 69028868 D1 DE69028868 D1 DE 69028868D1 DE 69028868 T DE69028868 T DE 69028868T DE 69028868 T DE69028868 T DE 69028868T DE 69028868 D1 DE69028868 D1 DE 69028868D1
- Authority
- DE
- Germany
- Prior art keywords
- data acquisition
- acquisition system
- computed tomography
- tomography
- computed
- 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.)
- Expired - Fee Related
Links
- 238000002591 computed tomography Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/1205—Multiplexed conversion systems
- H03M1/123—Simultaneous, i.e. using one converter per channel but with common control or reference circuits for multiple converters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
- H03M1/56—Input signal compared with linear ramp
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/50—Analogue/digital converters with intermediate conversion to time interval
- H03M1/58—Non-linear conversion
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/333,103 US5138552A (en) | 1989-04-04 | 1989-04-04 | Data acquisition system using non-linear digitization intervals |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69028868D1 true DE69028868D1 (de) | 1996-11-21 |
DE69028868T2 DE69028868T2 (de) | 1997-02-13 |
Family
ID=23301288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69028868T Expired - Fee Related DE69028868T2 (de) | 1989-04-04 | 1990-02-15 | Datenerfassungssystem für Computertomographie |
Country Status (4)
Country | Link |
---|---|
US (1) | US5138552A (de) |
EP (1) | EP0391522B1 (de) |
JP (1) | JPH0618032B2 (de) |
DE (1) | DE69028868T2 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2189653A1 (en) * | 1994-05-26 | 1995-12-07 | Sten Aldestam | Measurement system and method |
DE19535615A1 (de) | 1994-10-20 | 1996-05-02 | Analogic Corp | Datenerfassungssystem, insbesondere für Computertomographie-Geräte |
US5619114A (en) * | 1995-03-20 | 1997-04-08 | Allen-Bradley Company, Inc. | Signal averager for use with motor controller |
US5734288A (en) * | 1996-01-31 | 1998-03-31 | Analogic Corporation | Apparatus for and method of autozeroing the output of a charge-to-voltage converter |
US5982318A (en) * | 1997-10-10 | 1999-11-09 | Lucent Technologies Inc. | Linearizing offset cancelling white balancing and gamma correcting analog to digital converter for active pixel sensor imagers with self calibrating and self adjusting properties |
US6177901B1 (en) * | 1999-02-03 | 2001-01-23 | Li Pan | High accuracy, high speed, low power analog-to-digital conversion method and circuit |
US7109476B2 (en) | 1999-02-09 | 2006-09-19 | Syagen Technology | Multiple ion sources involving atmospheric pressure photoionization |
US7119342B2 (en) * | 1999-02-09 | 2006-10-10 | Syagen Technology | Interfaces for a photoionization mass spectrometer |
FI107478B (fi) * | 1999-12-03 | 2001-08-15 | Nokia Networks Oy | Digitaalinen ramppigeneraattori, jossa on lähtötehon säädin |
US6462684B1 (en) * | 2001-09-07 | 2002-10-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Advanced self-calibrating, self-repairing data acquisition system |
CA2407242C (en) | 2001-10-10 | 2011-05-31 | David I. Havelock | Aggregate beamformer for use in a directional receiving array |
US6737642B2 (en) | 2002-03-18 | 2004-05-18 | Syagen Technology | High dynamic range analog-to-digital converter |
WO2012044311A1 (en) | 2010-09-30 | 2012-04-05 | Analogic Corporation | Non-linear data acquisition |
US11489543B1 (en) * | 2019-03-22 | 2022-11-01 | University Of South Florida | Lossless data compression for sensors |
US11531728B2 (en) * | 2020-02-29 | 2022-12-20 | Tetramem Inc. | Two-stage ramp ADC in crossbar array circuits for high-speed matrix multiplication computing |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4070707A (en) * | 1976-07-12 | 1978-01-24 | General Electric Company | Reduction of offsets in data acquisition systems |
US4163947A (en) * | 1977-09-23 | 1979-08-07 | Analogic Corporation | Current and voltage autozeroing integrator |
JPS5827533B2 (ja) * | 1978-03-16 | 1983-06-10 | 株式会社東芝 | 信号読取り装置 |
JPS54160157A (en) * | 1978-06-09 | 1979-12-18 | Toshiba Corp | Analog-digital converter |
JPS5873648U (ja) * | 1981-11-12 | 1983-05-18 | 横河電機株式会社 | アナログディジタル変換器 |
US4569028A (en) * | 1983-06-24 | 1986-02-04 | Analogic Corporation | Adaptive digitizer circuit for information processing system |
US4573035A (en) * | 1984-07-25 | 1986-02-25 | Analogic Corporation | Digital x-ray system |
JPS6177431A (ja) * | 1984-09-25 | 1986-04-21 | Hitachi Ltd | X線ct装置用アナログデイジタル変換器 |
DE3516303A1 (de) * | 1985-05-07 | 1986-11-13 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur transformation der signalcharakteristik eines sensorsignals |
-
1989
- 1989-04-04 US US07/333,103 patent/US5138552A/en not_active Expired - Fee Related
-
1990
- 1990-02-15 DE DE69028868T patent/DE69028868T2/de not_active Expired - Fee Related
- 1990-02-15 EP EP90301635A patent/EP0391522B1/de not_active Expired - Lifetime
- 1990-04-04 JP JP2088429A patent/JPH0618032B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0618032B2 (ja) | 1994-03-09 |
EP0391522B1 (de) | 1996-10-16 |
JPH02292620A (ja) | 1990-12-04 |
US5138552A (en) | 1992-08-11 |
EP0391522A3 (de) | 1992-04-29 |
DE69028868T2 (de) | 1997-02-13 |
EP0391522A2 (de) | 1990-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |