TW200518155A - Devices and methods for producing multiple x-ray beams from multiple locations - Google Patents

Devices and methods for producing multiple x-ray beams from multiple locations

Info

Publication number
TW200518155A
TW200518155A TW093115395A TW93115395A TW200518155A TW 200518155 A TW200518155 A TW 200518155A TW 093115395 A TW093115395 A TW 093115395A TW 93115395 A TW93115395 A TW 93115395A TW 200518155 A TW200518155 A TW 200518155A
Authority
TW
Taiwan
Prior art keywords
cathode
anode
disposed
gate electrode
predetermined pattern
Prior art date
Application number
TW093115395A
Other languages
English (en)
Inventor
Qi Qiu
jian-ping Lu
Otto Z Zhou
Original Assignee
Xintek Inc
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 Xintek Inc filed Critical Xintek Inc
Publication of TW200518155A publication Critical patent/TW200518155A/zh

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/065—Field emission, photo emission or secondary emission cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/06—Cathode assembly
    • H01J2235/068—Multi-cathode assembly
TW093115395A 2003-05-30 2004-05-28 Devices and methods for producing multiple x-ray beams from multiple locations TW200518155A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/448,144 US20040240616A1 (en) 2003-05-30 2003-05-30 Devices and methods for producing multiple X-ray beams from multiple locations

Publications (1)

Publication Number Publication Date
TW200518155A true TW200518155A (en) 2005-06-01

Family

ID=33451418

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093115395A TW200518155A (en) 2003-05-30 2004-05-28 Devices and methods for producing multiple x-ray beams from multiple locations

Country Status (6)

Country Link
US (1) US20040240616A1 (zh)
EP (1) EP1636817A2 (zh)
JP (1) JP2007504636A (zh)
CN (1) CN1833299B (zh)
TW (1) TW200518155A (zh)
WO (1) WO2004110111A2 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI474361B (zh) * 2012-03-05 2015-02-21 雙葉電子工業股份有限公司 Ｘ射線管
US10825635B2 (en) 2014-02-10 2020-11-03 Luxbright Ab Electron emitter for an x-ray tube

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6980627B2 (en) 2000-10-06 2005-12-27 Xintek, Inc. Devices and methods for producing multiple x-ray beams from multiple locations
US7227924B2 (en) * 2000-10-06 2007-06-05 The University Of North Carolina At Chapel Hill Computed tomography scanning system and method using a field emission x-ray source
US6876724B2 (en) * 2000-10-06 2005-04-05 The University Of North Carolina - Chapel Hill Large-area individually addressable multi-beam x-ray system and method of forming same
US7153455B2 (en) * 2001-05-21 2006-12-26 Sabel Plastechs Inc. Method of making a stretch/blow molded article (bottle) with an integral projection such as a handle
US7455757B2 (en) * 2001-11-30 2008-11-25 The University Of North Carolina At Chapel Hill Deposition method for nanostructure materials
US7252749B2 (en) * 2001-11-30 2007-08-07 The University Of North Carolina At Chapel Hill Deposition method for nanostructure materials
US7280636B2 (en) * 2003-10-03 2007-10-09 Illinois Institute Of Technology Device and method for producing a spatially uniformly intense source of x-rays
US20070014148A1 (en) * 2004-05-10 2007-01-18 The University Of North Carolina At Chapel Hill Methods and systems for attaching a magnetic nanowire to an object and apparatuses formed therefrom
WO2006116365A2 (en) * 2005-04-25 2006-11-02 The University Of North Carolina At Chapel Hill X-ray imaging using temporal digital signal processing
US8155262B2 (en) 2005-04-25 2012-04-10 The University Of North Carolina At Chapel Hill Methods, systems, and computer program products for multiplexing computed tomography
US20070009088A1 (en) * 2005-07-06 2007-01-11 Edic Peter M System and method for imaging using distributed X-ray sources
WO2007038306A2 (en) * 2005-09-23 2007-04-05 The University Of North Carolina At Chapel Hill Methods, systems, and computer program products for multiplexing computed tomography
US20070133747A1 (en) * 2005-12-08 2007-06-14 General Electric Company System and method for imaging using distributed X-ray sources
EP1801842A1 (en) * 2005-12-23 2007-06-27 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO Device for generating X-rays and use of such a device
EP1982164B1 (en) * 2006-02-02 2014-08-06 Philips Intellectual Property & Standards GmbH Imaging apparatus using distributed x-ray sources and method thereof
US8189893B2 (en) 2006-05-19 2012-05-29 The University Of North Carolina At Chapel Hill Methods, systems, and computer program products for binary multiplexing x-ray radiography
JP4884902B2 (ja) * 2006-09-21 2012-02-29 浜松ホトニクス株式会社 イオン化装置、質量分析器、イオン移動度計、電子捕獲検出器およびクロマトグラフ用荷電粒子計測装置
SE532723C2 (sv) * 2007-05-03 2010-03-23 Lars Lantto Anordning för alstring av röntgenstrålning med stort reellt fokus och behovsanpassat virtuellt fokus
CN101346034B (zh) * 2007-07-09 2011-11-23 清华大学 双能或多能静电场电子加速装置和方法
CN101842052B (zh) * 2007-07-19 2013-11-20 北卡罗来纳大学查珀尔希尔分校 固定x射线数字化***断层合成***和相关方法
DE102007034222A1 (de) * 2007-07-23 2009-01-29 Siemens Ag Röntgenröhre mit einer Feldemissionskathode
JP4886713B2 (ja) * 2008-02-13 2012-02-29 キヤノン株式会社 Ｘ線撮影装置及びその制御方法
JP5294653B2 (ja) * 2008-02-28 2013-09-18 キヤノン株式会社 マルチｘ線発生装置及びｘ線撮影装置
DE102008050353B3 (de) * 2008-10-02 2010-05-20 Siemens Aktiengesellschaft Kreisförmige Multi-Strahl-Röntgenvorrichtung
DE102008050352B4 (de) 2008-10-02 2012-02-16 Siemens Aktiengesellschaft Multi-Strahl-Röntgenvorrichtung
US8600003B2 (en) 2009-01-16 2013-12-03 The University Of North Carolina At Chapel Hill Compact microbeam radiation therapy systems and methods for cancer treatment and research
DE102009040769A1 (de) 2009-09-09 2011-03-17 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur Untersuchung eines Objektes auf Materialfehler mittels Röntgenstrahlen
DE102009049182A1 (de) 2009-10-13 2011-04-21 Siemens Aktiengesellschaft Miniaturröntgenröhre für einen Katheter
US8401151B2 (en) * 2009-12-16 2013-03-19 General Electric Company X-ray tube for microsecond X-ray intensity switching
US9271689B2 (en) * 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
US8358739B2 (en) 2010-09-03 2013-01-22 The University Of North Carolina At Chapel Hill Systems and methods for temporal multiplexing X-ray imaging
DE102011081138A1 (de) 2011-08-17 2012-09-20 Siemens Aktiengesellschaft Röntgenvorrichtung mit einer Multistrahl-Röntgenröhre
US8971484B2 (en) 2011-11-22 2015-03-03 Xinray Systems Inc High speed, small footprint x-ray tomography inspection systems, devices, and methods
US9484179B2 (en) 2012-12-18 2016-11-01 General Electric Company X-ray tube with adjustable intensity profile
US9224572B2 (en) 2012-12-18 2015-12-29 General Electric Company X-ray tube with adjustable electron beam
KR20140106291A (ko) * 2013-02-26 2014-09-03 삼성전자주식회사 평판형 엑스선 발생기를 구비한 엑스선 영상 시스템, 엑스선 발생기 및 전자 방출소자
JP2013154254A (ja) * 2013-05-24 2013-08-15 Canon Inc Ｘ線断層撮影装置
US9782136B2 (en) 2014-06-17 2017-10-10 The University Of North Carolina At Chapel Hill Intraoral tomosynthesis systems, methods, and computer readable media for dental imaging
US10980494B2 (en) 2014-10-20 2021-04-20 The University Of North Carolina At Chapel Hill Systems and related methods for stationary digital chest tomosynthesis (s-DCT) imaging
CN104411081A (zh) * 2014-11-13 2015-03-11 重庆大学 用于微纳ct***的线阵列微纳焦点x射线源
JP6980740B2 (ja) * 2015-02-10 2021-12-15 ルクスブライト・アーベー Ｘ線デバイス
JP6377572B2 (ja) * 2015-05-11 2018-08-22 株式会社リガク Ｘ線発生装置、及びその調整方法
US10835199B2 (en) 2016-02-01 2020-11-17 The University Of North Carolina At Chapel Hill Optical geometry calibration devices, systems, and related methods for three dimensional x-ray imaging
EP3529821B1 (en) 2016-10-19 2020-11-18 Adaptix Ltd X-ray source
DE102016013533A1 (de) * 2016-11-12 2018-05-17 H&P Advanced Technology GmbH Computertomograph
EP3658033A4 (en) * 2017-07-26 2021-02-24 Shenzhen Xpectvision Technology Co., Ltd. SYSTEM WITH A SPATIAL EXTENSION X-RAY SOURCE FOR X-RAY IMAGING
WO2019019042A1 (en) 2017-07-26 2019-01-31 Shenzhen Xpectvision Technology Co., Ltd. INTEGRATED X-RAY SOURCE
EP3531437A1 (de) * 2018-02-27 2019-08-28 Siemens Healthcare GmbH Elektronen-emissionsvorrichtung
CN112567893A (zh) * 2018-05-25 2021-03-26 微-X有限公司 一种将波束成形信号处理应用于rf调制x射线的装置
US11335038B2 (en) * 2019-11-04 2022-05-17 Uih America, Inc. System and method for computed tomographic imaging
EP3933881A1 (en) 2020-06-30 2022-01-05 VEC Imaging GmbH & Co. KG X-ray source with multiple grids

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4809308A (en) * 1986-02-20 1989-02-28 Irt Corporation Method and apparatus for performing automated circuit board solder quality inspections
US4926452A (en) * 1987-10-30 1990-05-15 Four Pi Systems Corporation Automated laminography system for inspection of electronics
DE4405768A1 (de) * 1994-02-23 1995-08-24 Till Keesmann Feldemissionskathodeneinrichtung und Verfahren zu ihrer Herstellung
US5594770A (en) * 1994-11-18 1997-01-14 Thermospectra Corporation Method and apparatus for imaging obscured areas of a test object
JPH08264139A (ja) * 1995-03-22 1996-10-11 Hamamatsu Photonics Kk Ｘ線発生装置
US6498349B1 (en) * 1997-02-05 2002-12-24 Ut-Battelle Electrostatically focused addressable field emission array chips (AFEA's) for high-speed massively parallel maskless digital E-beam direct write lithography and scanning electron microscopy
US6028911A (en) * 1998-08-03 2000-02-22 Rigaku Industrial Corporation X-ray analyzing apparatus with enhanced radiation intensity
US6630772B1 (en) * 1998-09-21 2003-10-07 Agere Systems Inc. Device comprising carbon nanotube field emitter structure and process for forming device
JP2001250496A (ja) * 2000-03-06 2001-09-14 Rigaku Corp Ｘ線発生装置
US6333968B1 (en) * 2000-05-05 2001-12-25 The United States Of America As Represented By The Secretary Of The Navy Transmission cathode for X-ray production
US20040213378A1 (en) * 2003-04-24 2004-10-28 The University Of North Carolina At Chapel Hill Computed tomography system for imaging of human and small animal
US6876724B2 (en) * 2000-10-06 2005-04-05 The University Of North Carolina - Chapel Hill Large-area individually addressable multi-beam x-ray system and method of forming same
US6553096B1 (en) * 2000-10-06 2003-04-22 The University Of North Carolina Chapel Hill X-ray generating mechanism using electron field emission cathode
US6385292B1 (en) * 2000-12-29 2002-05-07 Ge Medical Systems Global Technology Company, Llc Solid-state CT system and method
US20020085674A1 (en) * 2000-12-29 2002-07-04 Price John Scott Radiography device with flat panel X-ray source
US6674837B1 (en) * 2001-06-15 2004-01-06 Nan Crystal Imaging Corporation X-ray imaging system incorporating pixelated X-ray source and synchronized detector
US20030002628A1 (en) * 2001-06-27 2003-01-02 Wilson Colin R. Method and system for generating an electron beam in x-ray generating devices
JP2003303564A (ja) * 2002-04-10 2003-10-24 Seiko Instruments Inc 走査型荷電粒子顕微鏡における自動焦点システム
CN1181519C (zh) * 2002-10-15 2004-12-22 谭大刚 栅控纳米碳管冷阴极x线管
JP2004357724A (ja) * 2003-05-30 2004-12-24 Toshiba Corp Ｘ線ｃｔ装置、ｘ線発生装置及びｘ線ｃｔ装置のデータ収集方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI474361B (zh) * 2012-03-05 2015-02-21 雙葉電子工業股份有限公司 Ｘ射線管
US10014147B2 (en) 2012-03-05 2018-07-03 Futaba Corporation X-ray tube
US10825635B2 (en) 2014-02-10 2020-11-03 Luxbright Ab Electron emitter for an x-ray tube

Also Published As

Publication number Publication date
JP2007504636A (ja) 2007-03-01
WO2004110111A3 (en) 2005-06-09
US20040240616A1 (en) 2004-12-02
CN1833299A (zh) 2006-09-13
CN1833299B (zh) 2010-06-16
WO2004110111B1 (en) 2005-10-06
WO2004110111A2 (en) 2004-12-16
EP1636817A2 (en) 2006-03-22

Similar Documents

Publication Publication Date Title
TW200518155A (en) Devices and methods for producing multiple x-ray beams from multiple locations
US10741353B2 (en) Electron emitting construct configured with ion bombardment resistant
US8263942B2 (en) System, method and apparatus for multi-beam lithography including a dispenser cathode for homogeneous electron emission
EP1057198A4 (en) FIELD EMISSION CATHODE PIPE WITH CONTROL AND FOCUSING ELECTRODES AND HORIZONTAL AND VERTICAL DISTRACTIONS
KR20010010234A (ko) 카본 나노튜브 필름을 전자 방출원으로 사용하는 전계 방출 표시 장치
KR20040053284A (ko) 진공 디스플레이 장치
EP1471561A3 (en) Electron gun
TW200512783A (en) Carbon nano-tube field emission display having strip shaped gate
WO2002071437A3 (en) Slim cathode ray tube and method of fabricating the same
US20080067421A1 (en) Electron Beam Etching Apparatus and Method for the same
US20050189865A1 (en) Electron emission device
US5404017A (en) Ion implantation apparatus
EP0884758A3 (en) Spacer, support, grid and anode design for a display device
MY131138A (en) Cathode emissive body for an impregnated cathode of an electron tube
CN103811281A (zh) 一种场发射平面光源器件及其制造方法
KR20050059144A (ko) 감소된 이온 손상을 가진 진공 디스플레이 디바이스
JP2002318300A (ja) 電子線発生装置
WO2001011646A3 (en) Cathodoluminescent flat panel displays with reduced electron scattering and improved luminance uniformity
TW377450B (en) Display device
KR100246286B1 (ko) 자유전자층에 의한 평면 음극선관
KR100869787B1 (ko) 전계 방출 표시 장치 및 전계 방출 표시 장치의 제조방법
KR20050086233A (ko) 전계 방출 표시 소자
KR20010036948A (ko) 화상 표시장치
WO2001041176A3 (en) Virtual cathode having a segmented backing electrode
KR20010035693A (ko) 화상 표시장치