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    • 22. 发明申请
    • Charge balance insulated gate bipolar transistor
    • 电荷平衡绝缘栅双极晶体管
    • US20070181927A1
    • 2007-08-09
    • US11408812
    • 2006-04-21
    • Joseph YedinakKwang OhChongman YunJae Lee
    • Joseph YedinakKwang OhChongman YunJae Lee
    • H01L29/94
    • H01L29/7395H01L29/0634H01L29/0696H01L29/0834H01L29/1095H01L29/7397
    • An IGBT includes a first silicon region over a collector region, and a plurality of pillars of first and second conductivity types arranged in an alternating manner over the first silicon region. The IGBT further includes a plurality of well regions each extending over and being in electrical contact with one of the pillars of the first conductivity type, and a plurality of gate electrodes each extending over a portion of a corresponding well region. The physical dimensions of each of the first and second conductivity type pillars and the doping concentration of charge carriers in each of the first and second conductivity type pillars are selected so as to create a charge imbalance between a net charge in each pillar of first conductivity and a net charge in its adjacent pillar of the second conductivity type.
    • IGBT包括在集电极区域上的第一硅区域和在第一硅区域上以交替方式布置的多个第一和第二导电类型的柱。 IGBT进一步包括多个阱区,每个阱区延伸并且与第一导电类型的一个柱中的一个电接触,并且多个栅电极各自延伸在对应的阱区的一部分上。 选择第一和第二导电型柱中的每一个的物理尺寸和第一和第二导电类型柱中的每一个中的载流子的掺杂浓度,以便在第一导电性的每个支柱中的净电荷和 其第二导电类型的相邻支柱中的净电荷。
    • 25. 发明申请
    • Light emitting device and method of driving the same
    • 发光装置及其驱动方法
    • US20070139308A1
    • 2007-06-21
    • US11373311
    • 2006-03-13
    • Hak KimJae LeeSu Baek
    • Hak KimJae LeeSu Baek
    • G09G3/30
    • G09G3/3216G09G3/3266G09G2310/0248G09G2310/0251G09G2320/0223G09G2320/0233
    • The present invention relates to a light emitting device for preventing cross-talk phenomenon. The light emitting device includes a plurality of pixels and a scan driving circuit. The pixels are formed in cross areas of data lines and scan lines. The scan driving circuit couples at least one scan line to a first voltage source having a first voltage during a first time, couples the scan line to a second voltage source having a second voltage during a second time, and couples the scan line to a third voltage source having a third voltage during a third time. Here, the second voltage is a voltage between the first voltage and the third voltage. The light emitting device discharges the data lines to the same level as data current irrespective of precharge current, and thus cross-talk phenomenon is not occurred to the light emitting device.
    • 本发明涉及一种用于防止串扰现象的发光装置。 发光器件包括多个像素和扫描驱动电路。 像素形成在数据线和扫描线的交叉区域中。 扫描驱动电路在第一时间将至少一条扫描线耦合到具有第一电压的第一电压源,在第二时间期间将扫描线耦合到具有第二电压的第二电压源,并将扫描线耦合到第三电压源 电压源在第三时间具有第三电压。 这里,第二电压是第一电压和第三电压之间的电压。 发光装置将数据线放电到与数据电流相同的电平,而与预充电电流无关,因此发光器件不发生串扰现象。
    • 26. 发明申请
    • Method and apparatus for providing XML signature service in wireless environment
    • 在无线环境中提供XML签名服务的方法和装置
    • US20070136361A1
    • 2007-06-14
    • US11635367
    • 2006-12-07
    • Jae LeeSoo KimKi MoonKyo ChungSung Sohn
    • Jae LeeSoo KimKi MoonKyo ChungSung Sohn
    • G06F7/00
    • G06F21/64
    • Provided are a mobile extensible Markup Language (XML) signature service providing apparatus and method. The mobile XML signature service providing apparatus includes: an XML message analyzing unit authenticating a mobile client, according to an XML signature template generation request or an XML signature verification request received from the mobile client; an XML signature processor generating an XML signature template and a SignedInfo element in a canonicalized format if the authentication is successful, and verifying an XML signature; and an encoder providing key information and at least one setting value for the generation of the XML signature template and verification of the XML signature, to the XML signature processor. Therefore, the mobile XML signature service providing apparatus and method provide authentication, integrity, non-repudiation, etc. with respect to messages received/transmitted in a wireless environment, are applied to a wireless environment having limited resources, are compatible with an XML signature for an existing wired environment that is to be applied to wired-and-wireless integration electronic commerce, and minimizes a change in an existing wired environment when a mobile XML signature is applied.
    • 提供了一种移动可扩展标记语言(XML)签名服务提供装置和方法。 移动XML签名服务提供装置包括:XML消息分析单元,根据从该移动客户端接收到的XML签名模板生成请求或XML签名验证请求认证移动客户端; XML签名处理器,如果认证成功,则以规范格式生成XML签名模板和SignedInfo元素,并验证XML签名; 以及向XML签名处理器提供关键信息和用于生成XML签名模板和验证XML签名的至少一个设置值的编码器。 因此,移动XML签名服务提供装置和方法相对于在无线环境中接收/发送的消息提供认证,完整性,不可抵赖性等应用于具有有限资源的无线环境,与XML签名兼容 对于要应用于有线和无线集成电子商务的现有有线环境,并且当应用移动XML签名时,使现有有线环境的变化最小化。
    • 28. 发明申请
    • Adaptive execution method for multithreaded processor-based parallel system
    • 基于多线程处理器的并行系统的自适应执行方法
    • US20070130568A1
    • 2007-06-07
    • US11453288
    • 2006-06-15
    • Chang JungDae LimJae LeeSang Han
    • Chang JungDae LimJae LeeSang Han
    • G06F9/46
    • G06F8/456G06F9/5066G06F11/3404G06F2201/88
    • Provided is a parallel program execution method in which in order to reflect structural characteristics of a multithreaded processor-based parallel system, performance of the parallel loop is predicted while compiling or executing using a performance prediction model and then the parallel program is executed using an adaptive execution method. The method includes the steps of: generating as many threads as the number of physical processors of the parallel system in order to execute at least one parallel loop contained in the parallel program; by the generated threads, executing at least one single loop of each parallel loop; measuring an execution time, the number of executed instructions, and the number of cache misses for each parallel loop; determining an execution mode of each parallel loop by determining the number of threads used to execute each parallel loop based on the measured values; and allocating the threads to each physical processor according to the result of the determination to execute each parallel loop. The method significantly improves the performance of the parallel program driven in the multithreaded processor-based parallel system.
    • 提供了一种并行程序执行方法,其中为了反映基于多线程处理器的并行系统的结构特征,在使用性能预测模型编译或执行时预测并行循环的性能,然后使用自适应 执行方式。 该方法包括以下步骤:生成与并行系统的物理处理器的数量一样多的线程,以便执行并行程序中包含的至少一个并行循环; 通过生成的线程执行每个并行循环的至少一个单个循环; 测量执行时间,执行指令的数量以及每个并行循环的高速缓存未命中数; 通过基于测量值确定用于执行每个并行循环的线程数,确定每个并行循环的执行模式; 以及根据确定的结果将线程分配给每个物理处理器以执行每个并行循环。 该方法显着提高了在基于多线程处理器的并行系统中驱动的并行程序的性能。
    • 29. 发明申请
    • Method and apparatus for secure digital content distribution
    • 用于安全数字内容分发的方法和装置
    • US20070124313A1
    • 2007-05-31
    • US11604516
    • 2006-11-27
    • Soo KimJae LeeKi MoonKyo ChungSung Sohn
    • Soo KimJae LeeKi MoonKyo ChungSung Sohn
    • G06F17/30
    • G06F21/10
    • Provided are a method and apparatus for securely distributing digital content. According to the method and apparatus, content is securely transmitted to users who have a right of use content regardless of the reliability of a content distributor, thereby allowing the users to efficiently use content. For example, even if an unauthorized third party changes a list of content users by deleting a user who has a right to use content from the list or adding a user who has no right to use content to the list, such an unauthorized change can be easily detected in real time, thereby securely protecting the list. Accordingly, it is possible to securely distribute and use digital content regardless of a content distributor.
    • 提供了一种用于安全地分发数字内容的方法和装置。 根据该方法和装置,不管内容分发者的可靠性如何,内容被安全地发送给具有使用权限的用户,从而允许用户有效地使用内容。 例如,即使未经授权的第三方通过删除具有从列表使用内容的权利的用户或添加没有权利使用内容到该列表的用户来更改内容用户的列表,则这样的未经授权的改变可以是 轻松检测到实时,从而安全地保护列表。 因此,无论内容分发者如何,都可以安全地分发和使用数字内容。