WO1999033389A3 - Computed tomography data acquisition system - Google Patents
Computed tomography data acquisition system Download PDFInfo
- Publication number
- WO1999033389A3 WO1999033389A3 PCT/US1998/027207 US9827207W WO9933389A3 WO 1999033389 A3 WO1999033389 A3 WO 1999033389A3 US 9827207 W US9827207 W US 9827207W WO 9933389 A3 WO9933389 A3 WO 9933389A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- acquisition system
- data acquisition
- computed tomography
- tomography data
- sampling rate
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/02—Devices for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computerised tomographs
- A61B6/032—Transmission computed tomography [CT]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S378/00—X-ray or gamma ray systems or devices
- Y10S378/901—Computer tomography program or processor
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP98965425A EP1043948A1 (en) | 1997-12-31 | 1998-12-21 | Improved data acquisition system for generating accurate projection data in a ct scanner |
JP2000526154A JP3681980B2 (en) | 1997-12-31 | 1998-12-21 | Improved data acquisition system for generating accurate projection data in a CT scanner |
AU20893/99A AU2089399A (en) | 1997-12-31 | 1998-12-21 | Improved data acquisition system for generating accurate projection data in a ctscanner |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/001,863 US5991358A (en) | 1997-12-31 | 1997-12-31 | Data acquisition system for generating accurate projection data in a CT scanner |
US09/001,863 | 1997-12-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1999033389A2 WO1999033389A2 (en) | 1999-07-08 |
WO1999033389A3 true WO1999033389A3 (en) | 2002-05-23 |
Family
ID=21698172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1998/027207 WO1999033389A2 (en) | 1997-12-31 | 1998-12-21 | Computed tomography data acquisition system |
Country Status (6)
Country | Link |
---|---|
US (1) | US5991358A (en) |
EP (1) | EP1043948A1 (en) |
JP (1) | JP3681980B2 (en) |
CN (1) | CN1216574C (en) |
AU (1) | AU2089399A (en) |
WO (1) | WO1999033389A2 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6236709B1 (en) * | 1998-05-04 | 2001-05-22 | Ensco, Inc. | Continuous high speed tomographic imaging system and method |
US6198791B1 (en) * | 1998-08-25 | 2001-03-06 | General Electric Company | Scalable multislice imaging system |
US6671345B2 (en) * | 2000-11-14 | 2003-12-30 | Koninklijke Philips Electronics N.V. | Data acquisition for computed tomography |
JP3904111B2 (en) | 2002-06-04 | 2007-04-11 | ソニー株式会社 | Solid-state imaging device and signal processing method thereof |
US6917664B2 (en) * | 2002-10-03 | 2005-07-12 | Koninklijke Philips Electronics N.V. | Symmetrical multiple-slice computed tomography data management system |
JP4427282B2 (en) * | 2003-07-18 | 2010-03-03 | 株式会社東芝 | X-ray detector system for computed tomography apparatus |
US7320624B2 (en) * | 2004-12-16 | 2008-01-22 | Commscope, Inc. Of North Carolina | Communications jacks with compensation for differential to differential and differential to common mode crosstalk |
US7177391B2 (en) * | 2005-03-29 | 2007-02-13 | Surescan Corporation | Imaging inspection apparatus |
US7261466B2 (en) * | 2005-06-01 | 2007-08-28 | Endicott Interconnect Technologies, Inc. | Imaging inspection apparatus with directional cooling |
US7354197B2 (en) * | 2005-06-01 | 2008-04-08 | Endicott Interconnect Technologies, Inc. | Imaging inspection apparatus with improved cooling |
US7551712B2 (en) * | 2006-04-20 | 2009-06-23 | General Electric Company | CT detector with non-rectangular cells |
US8311313B1 (en) | 2010-02-08 | 2012-11-13 | Surescan Corporation | Imaging inspection apparatus incorporating a device for solving cubic polynomials |
CN102313574B (en) * | 2011-07-05 | 2013-08-14 | 刘继国 | Delay line-based method and system thereof for merging of signal measurement channels |
US8923475B2 (en) * | 2012-01-31 | 2014-12-30 | Siemens Aktiengesellschaft | System and method for recording cone-beam tomograms in radiation therapy |
JP2014230600A (en) * | 2013-05-28 | 2014-12-11 | 株式会社東芝 | X-ray ct apparatus, and x-ray detector for x-ray ct apparatus |
JP6564330B2 (en) | 2016-01-22 | 2019-08-21 | 株式会社日立製作所 | Photon counting CT system |
CN107981877B (en) * | 2016-10-27 | 2021-01-05 | 北京东软医疗设备有限公司 | Sampling method and sampling device of scanning equipment |
US11592395B2 (en) * | 2019-03-22 | 2023-02-28 | Kaya17 Inc. | Wide-area-sample based reader design for diagnostic detection of bio-particles |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532644A (en) * | 1982-10-08 | 1985-07-30 | Yokogawa Hokushin Electric Corporation | X-ray computerized tomograph |
US5099505A (en) * | 1990-07-02 | 1992-03-24 | Varian Associates | Method for increasing the accuracy of a radiation therapy apparatus |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4547893A (en) * | 1981-06-12 | 1985-10-15 | Analogic Corporation | Continuous wave fan beam tomography system having a best-estimating filter |
US5053770A (en) * | 1990-05-18 | 1991-10-01 | Analogic Corporation | Digital autozero circuit operable in a plurality of modes with separate storage for offset corrections for each mode |
US5142286A (en) * | 1990-10-01 | 1992-08-25 | General Electric Company | Read-out photodiodes using sigma-delta oversampled analog-to-digital converters |
US5187482A (en) * | 1992-03-02 | 1993-02-16 | General Electric Company | Delta sigma analog-to-digital converter with increased dynamic range |
US5257026A (en) * | 1992-04-17 | 1993-10-26 | Crystal Semiconductor, Inc. | Method and apparatus for calibrating a multi-bit delta-sigma modular |
US5274375A (en) * | 1992-04-17 | 1993-12-28 | Crystal Semiconductor Corporation | Delta-sigma modulator for an analog-to-digital converter with low thermal noise performance |
JP2966098B2 (en) * | 1993-12-06 | 1999-10-25 | アナロジック コーポレーション | Apparatus and method for measuring geometric position and kinematic parameters of a rotating device |
-
1997
- 1997-12-31 US US09/001,863 patent/US5991358A/en not_active Expired - Fee Related
-
1998
- 1998-12-21 JP JP2000526154A patent/JP3681980B2/en not_active Expired - Fee Related
- 1998-12-21 AU AU20893/99A patent/AU2089399A/en not_active Abandoned
- 1998-12-21 WO PCT/US1998/027207 patent/WO1999033389A2/en not_active Application Discontinuation
- 1998-12-21 CN CN988127814A patent/CN1216574C/en not_active Expired - Fee Related
- 1998-12-21 EP EP98965425A patent/EP1043948A1/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532644A (en) * | 1982-10-08 | 1985-07-30 | Yokogawa Hokushin Electric Corporation | X-ray computerized tomograph |
US5099505A (en) * | 1990-07-02 | 1992-03-24 | Varian Associates | Method for increasing the accuracy of a radiation therapy apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN1359275A (en) | 2002-07-17 |
AU2089399A (en) | 1999-07-19 |
EP1043948A1 (en) | 2000-10-18 |
CN1216574C (en) | 2005-08-31 |
JP3681980B2 (en) | 2005-08-10 |
WO1999033389A2 (en) | 1999-07-08 |
US5991358A (en) | 1999-11-23 |
JP2003500083A (en) | 2003-01-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1999033389A3 (en) | Computed tomography data acquisition system | |
GB8801191D0 (en) | Tomographic flow imaging system | |
AU2541292A (en) | X-ray imaging system and solid state detector therefor | |
ZA878650B (en) | Digital image acquisition system | |
EP0606709A3 (en) | Digital X-ray imaging system with automatic tracking. | |
AU8783098A (en) | Digital filmless x-ray projection imaging system and method | |
AU1622295A (en) | Analog to digital converter | |
GB2250148B (en) | Conversion between analog and digital signals | |
GB2225680B (en) | Complex digital sampling converter for demodulator | |
HK1024194A1 (en) | Proton beam digital imaging system | |
AU2725192A (en) | System for generating correction signals for use in forming low distortion analog signals | |
GB9623141D0 (en) | Variable gain device for use with analog and digital signals | |
AU7974491A (en) | An image acquisition system | |
AU7164094A (en) | Improved X-ray volumetric CT scanner | |
AU6834090A (en) | Solid imaging system | |
EP0501740A3 (en) | Phase and gain error control system for use in an i/q direct conversion receiver | |
AU1740095A (en) | X-ray tomographic scanning system | |
EP0607971A3 (en) | Digital to analog converter. | |
EP1715439A3 (en) | Device for the acquisition and automatic processing of data obtained from optical codes | |
AU4048389A (en) | Error limiting analog to digital converter | |
MY123225A (en) | Infrared correction system | |
AU2987592A (en) | Fluoropolymer-containing powders | |
AU7928491A (en) | Solid imaging system using incremental photoforming | |
KR920010218B1 (en) | Successive approximation type analog/digital converter | |
NL1005512A1 (en) | Self-calibrating ring blanking filter for use in computerized tomography systems. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 98812781.4 Country of ref document: CN |
|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG UZ VN YU ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): GH GM KE LS MW SD SZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 1998965425 Country of ref document: EP |
|
ENP | Entry into the national phase |
Ref document number: 2000 526154 Country of ref document: JP Kind code of ref document: A |
|
NENP | Non-entry into the national phase |
Ref country code: KR |
|
WWP | Wipo information: published in national office |
Ref document number: 1998965425 Country of ref document: EP |
|
REG | Reference to national code |
Ref country code: DE Ref legal event code: 8642 |
|
AK | Designated states |
Kind code of ref document: A3 Designated state(s): AL AM AT AU AZ BA BB BG BR BY CA CH CN CU CZ DE DK EE ES FI GB GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MD MG MK MN MW MX NO NZ PL PT RO RU SD SE SG SI SK SL TJ TM TR TT UA UG UZ VN YU ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): GH GM KE LS MW SD SZ UG ZW AM AZ BY KG KZ MD RU TJ TM AT BE CH CY DE DK ES FI FR GB GR IE IT LU MC NL PT SE BF BJ CF CG CI CM GA GN GW ML MR NE SN TD TG |
|
WWW | Wipo information: withdrawn in national office |
Ref document number: 1998965425 Country of ref document: EP |