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    • 3. 发明授权
    • Method and system for layout parasitic estimation
    • 布局寄生估计方法和系统
    • US08806414B2
    • 2014-08-12
    • US13484480
    • 2012-05-31
    • Mu-Jen HuangYu-Sian JiangYi-Ting LinHsien-Yu TsengHeng Kai LiuChien-Wen ChenChauchin Su
    • Mu-Jen HuangYu-Sian JiangYi-Ting LinHsien-Yu TsengHeng Kai LiuChien-Wen ChenChauchin Su
    • G06F17/50
    • G06F17/5081G06F2217/82
    • A system comprises an electronic design automation (EDA) tool, for generating a schematic design of an integrated circuit (IC), generating a layout from the schematic design, editing the layout, and verifying the schematic design and layout. At least one non-transitory, computer readable storage medium, is provided for storing data representing the schematic design and the layout, the layout having a network of routing paths connecting at least two active layer devices of the IC design. An RC tool is provided for computing estimated parasitic capacitances of the routing paths of the network before verifying the schematic design and layout, and for inserting a capacitor corresponding to the estimated parasitic capacitance into the data representing the schematic design of the IC. A first device level simulation tool for simulating performance of the network based on the at least two active layer devices and the estimated parasitic capacitances.
    • 一种系统包括电子设计自动化(EDA)工具,用于产生集成电路(IC)的示意性设计,从原理图设计生成布局,编辑布局以及验证原理图设计和布局。 提供了至少一个非暂时的计算机可读存储介质,用于存储表示示意图设计和布局的数据,该布局具有连接IC设计的至少两个有源层设备的路由路径网络。 提供了一种RC工具,用于在验证原理图设计和布局之前计算网络路由路径的估计寄生电容,并将与估计的寄生电容对应的电容插入到表示IC原理图设计的数据中。 用于基于至少两个有源层器件和估计的寄生电容来模拟网络的性能的第一器件级仿真工具。
    • 4. 发明申请
    • Optical disc drive and method of judging disc type thereof
    • 光盘驱动器及其盘类型判断方法
    • US20070019525A1
    • 2007-01-25
    • US11487337
    • 2006-07-17
    • Hsien-Yu TsengCheng-Chung Ho
    • Hsien-Yu TsengCheng-Chung Ho
    • G11B7/00
    • G11B19/12G11B7/00736G11B2007/0006
    • A method of judging a type of a disc includes recording a first value of a SBAD signal generated by an optical pickup when a DVD laser beam is emitted to the disc, and judging whether the disc is DVD or CD according to the first value. If the disc is CD, the method further includes judging whether the disc has a read-only type or a non-read-only type according to the first value, recording a second value of the SBAD signal when a CD laser beam is emitted, calculating an absolute value of a difference between the first and second values, judging whether the disc is CD-R or CD-ROM according to the absolute value if the disc has the read-only type, and judging whether the disc is CD-RW or otherwise judging whether the disc is CD-R or CD-ROM according to the second value if the disc has the non-read-only type.
    • 一种判断光盘类型的方法包括:当将DVD激光束发射到光盘时,记录由光学拾取器产生的SBAD信号的第一值,并根据该第一值判断光盘是DVD还是CD。 如果光盘是CD,则该方法还包括根据第一值判断光盘是只读类型还是非只读类型,当CD激光束发射时记录SBAD信号的第二值, 计算第一和第二值之间的差的绝对值,如果盘具有只读类型,则根据绝对值判断光盘是CD-R还是CD-ROM,并且判断光盘是CD-RW 或者如果盘具有非只读类型,则根据第二值判断盘是CD-R还是CD-ROM。
    • 7. 发明申请
    • METHOD AND SYSTEM FOR LAYOUT PARASITIC ESTIMATION
    • 用于布局PARASITIC估计的方法和系统
    • US20130326447A1
    • 2013-12-05
    • US13484480
    • 2012-05-31
    • Mu-Jen HUANGYu-Sian JIANGYi-Ting LINHsien-Yu TSENGHeng Kai LIUChien-Wen CHENChauchin SU
    • Mu-Jen HUANGYu-Sian JIANGYi-Ting LINHsien-Yu TSENGHeng Kai LIUChien-Wen CHENChauchin SU
    • G06F17/50
    • G06F17/5081G06F2217/82
    • A system comprises an electronic design automation (EDA) tool, for generating a schematic design of an integrated circuit (IC), generating a layout from the schematic design, editing the layout, and verifying the schematic design and layout. At least one non-transitory, computer readable storage medium, is provided for storing data representing the schematic design and the layout, the layout having a network of routing paths connecting at least two active layer devices of the IC design. An RC tool is provided for computing estimated parasitic capacitances of the routing paths of the network before verifying the schematic design and layout, and for inserting a capacitor corresponding to the estimated parasitic capacitance into the data representing the schematic design of the IC. A first device level simulation tool for simulating performance of the network based on the at least two active layer devices and the estimated parasitic capacitances.
    • 一种系统包括电子设计自动化(EDA)工具,用于产生集成电路(IC)的示意性设计,从原理图设计生成布局,编辑布局以及验证原理图设计和布局。 提供了至少一个非暂时的计算机可读存储介质,用于存储表示示意图设计和布局的数据,该布局具有连接IC设计的至少两个有源层设备的路由路径网络。 提供了一种RC工具,用于在验证原理图设计和布局之前计算网络路由路径的估计寄生电容,并将与估计的寄生电容对应的电容插入到表示IC原理图设计的数据中。 用于基于至少两个有源层器件和估计的寄生电容来模拟网络的性能的第一器件级仿真工具。