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    • 63. 发明授权
    • Integrated single photon emission computed tomography (SPECT)/transmission computed tomography (TCT) system for cardiac imaging
    • 用于心脏成像的综合单光子发射计算机断层扫描(SPECT)/透射计算机断层扫描(TCT)系统
    • US07683332B2
    • 2010-03-23
    • US12001000
    • 2007-12-07
    • Wei Chang
    • Wei Chang
    • G01T1/166
    • A61B6/032A61B6/037
    • This invention features an integrated single photon emission computed tomography (SPECT)/transmission computed tomography (TCT) system for cardiac imaging including an open arc-shaped frame. A collimator system is shaped to approximately match the thoracic contour of patients having different sizes and weights and shaped to surround and position the collimator closely proximate a heart of a patient of said patients encompassed by at least one predetermined image volume for optimizing collimation of radiation photons emitted from the heart. An arc-shaped detector system is coupled to the collimator subsystem having a shape closely matching the shape of the collimator subsystem for detecting collimated radiation photons from the collimator subsystem and generating output electrical signals. A patient positioning subsystem positions a patient to a predetermined central longitudinal axis of the three-dimensional imaging volume and for intermittently and incrementally rotating the patient about the predetermined central longitudinal axis for generating a plurality of TCT images.
    • 本发明的特征在于包括开放弧形框架的用于心脏成像的集成单光子发射计算机断层摄影(SPECT)/透射计算机断层摄影(TCT)系统。 准直器系统被成形为近似匹配具有不同尺寸和重量的患者的胸廓轮廓,并且被成形为围绕并定位准直器,该准直器紧邻由至少一个预定图像体积包围的所述患者的患者的心脏,以优化辐射光子的准直 从心脏排出。 弧形检测器系统耦合到具有与准直器子系统的形状紧密匹配的形状的准直器子系统,用于检测来自准直器子系统的准直辐射光子并产生输出电信号。 患者定位子系统将患者定位在三维成像体积的预定中心纵向轴线上,并且使患者围绕预定的中心纵向轴线间歇地和渐进地旋转以产生多个TCT图像。
    • 66. 发明申请
    • Intergrated single photon emission computed tomography (SPECT)/transmission computed tomography (TCT) system for cardiac imaging
    • 用于心脏成像的综合单光子发射计算机断层扫描(SPECT)/透射计算机断层扫描(TCT)系统
    • US20080137806A1
    • 2008-06-12
    • US12001000
    • 2007-12-07
    • Wei Chang
    • Wei Chang
    • A61B6/03G01T1/166
    • A61B6/032A61B6/037
    • This invention features an integrated single photon emission computed tomography (SPECT)/transmission computed tomography (TCT) system for cardiac imaging including an open arc-shaped frame. A collimator system is shaped to approximately match the thoracic contour of patients having different sizes and weights and shaped to surround and position the collimator closely proximate a heart of a patient of said patients encompassed by at least one predetermined image volume for optimizing collimation of radiation photons emitted from the heart. An arc-shaped detector system is coupled to the collimator subsystem having a shape closely matching the shape of the collimator subsystem for detecting collimated radiation photons from the collimator subsystem and generating output electrical signals. A patient positioning subsystem positions a patient to a predetermined central longitudinal axis of the three-dimensional imaging volume and for intermittently and incrementally rotating the patient about the predetermined central longitudinal axis for generating a plurality of TCT images.
    • 本发明的特征在于包括开放弧形框架的用于心脏成像的集成单光子发射计算机断层摄影(SPECT)/透射计算机断层摄影(TCT)系统。 准直器系统被成形为近似匹配具有不同尺寸和重量的患者的胸廓轮廓,并且被成形为围绕并定位准直器,该准直器紧邻由至少一个预定图像体积包围的所述患者的患者的心脏,以优化辐射光子的准直 从心脏排出。 弧形检测器系统耦合到具有与准直器子系统的形状紧密匹配的形状的准直器子系统,用于检测来自准直器子系统的准直辐射光子并产生输出电信号。 患者定位子系统将患者定位在三维成像体积的预定中心纵向轴线上,并且使患者围绕预定的中心纵向轴线间歇地和渐进地旋转以产生多个TCT图像。
    • 67. 发明申请
    • AUTHENTICATION METHOD DURING PRODUCT TRANSACTIONS
    • 产品交易期间的认证方法
    • US20080106372A1
    • 2008-05-08
    • US11609333
    • 2006-12-12
    • Wei Chang
    • Wei Chang
    • G05B19/00G05B23/00
    • G07G1/009G06Q20/20G06Q20/3674G06Q30/0603G07F7/08G07F7/12G07G1/0045
    • In a authentication method during product transactions, contact information of a data platform is first written into an RFID tag before integrating the RFID tag with a product. Next, the unique identifier of the RFID tag, the product information and the identification data related to the legitimate owner of the product are stored in the data platform. During a transaction between a buyer and a seller, the buyer receives the contact information of the data platform, the unique identifier of the RFID tag, and the seller information using an electronic device. Based on the contact information of the data platform, the buyer transmits the unique identifier of the RFID tag and the seller information to the data platform. If the seller information matches the identification data related to the legitimate owner of the product, the data platform outputs a confirm signal to the electronic device of the buyer.
    • 在产品交易期间的认证方法中,在将RFID标签与产品集成之前,首先将数据平台的联系信息写入RFID标签。 接下来,将RFID标签的唯一标识符,产品信息和与产品的合法所有者有关的标识数据存储在数据平台中。 在买方和卖方之间的交易期间,买方使用电子装置接收数据平台的联系信息,RFID标签的唯一标识符和卖方信息。 基于数据平台的联系信息,买方将RFID标签的唯一标识符和卖方信息发送到数据平台。 如果卖家信息与产品的合法所有者相关的识别数据匹配,则数据平台向购买者的电子设备输出确认信号。
    • 70. 发明授权
    • RFID system for monitoring food hygiene
    • 用于监测食品卫生的RFID系统
    • US07271719B2
    • 2007-09-18
    • US11115156
    • 2005-04-27
    • Chun-Hui KuWei Chang
    • Chun-Hui KuWei Chang
    • G08B1/08
    • G06Q50/22
    • The present invention discloses a RFID system for monitoring food hygiene, comprising: a first accommodating space; an object-under-monitor with a RFID tag attached thereon, being disposed in the first accommodating space; an environmental sensor, disposed in the first accommodating space; a processor, electrically connected to the environmental sensor; a first RFID accessing device, disposed in the first accommodating space while electrically connected to the processor; a second accommodating space; a displaying device, disposed in the second accommodating space; and a second RFID accessing device, disposed in the second accommodating space while electrically connected to the displaying device.
    • 本发明公开了一种用于监测食品卫生的RFID系统,包括:第一容纳空间; 安装有RFID标签的物体下监视器,设置在第一容纳空间中; 环境传感器,设置在所述第一容纳空间中; 电连接到环境传感器的处理器; 第一RFID接入设备,设置在电连接到处理器的第一容纳空间中; 第二容纳空间; 显示装置,设置在所述第二容纳空间中; 以及第二RFID存取装置,设置在电连接到显示装置的第二容纳空间中。