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    • 4. 发明授权
    • Method and apparatus for integrated circuit package thermo-mechanical reliability analysis
    • 集成电路封装热机械可靠性分析方法与装置
    • US08332803B1
    • 2012-12-11
    • US12824542
    • 2010-06-28
    • Arifur Rahman
    • Arifur Rahman
    • G06F17/50
    • G06F17/5081G06F17/5018G06F2217/76G06F2217/80
    • A method and apparatus for integrated circuit package thermo-mechanical reliability analysis are described. In some examples, a computer-implemented method of modeling stress in a packaged semiconductor device includes: selecting, using a computer, successive portions of a package layout for the semiconductor device, each of the successive portions of the package layout describing physical layout of at least one interconnect structure in the semiconductor device; for each portion of the successive portions of the package layout: (1) selecting a pre-defined layout from a library of pre-defined layouts based on the portion of the package layout; (2) obtaining pre-characterization information for the pre-defined layout that defines structural properties of the pre-defined layout; and (3) executing a modeling algorithm to determine a stress measurement for the portion of the package layout using the pre-characterization information as parametric input; and combining stress measurements for each of the successive portions of the package layout to determine a stress profile for the semiconductor device.
    • 描述了用于集成电路封装热机械可靠性分析的方法和装置。 在一些示例中,计算机实现的封装半导体器件中的应力建模方法包括:使用计算机选择用于半导体器件的封装布局的连续部分,封装布局的每个连续部分描述物理布局 半导体器件中的至少一个互连结构; 对于包装布局的连续部分的每个部分:(1)基于包装布局的部分从预定义布局的库中选择预定义的布局; (2)获得预定义布局的预定义信息,该预定义布局定义预定义布局的结构特性; 和(3)执行建模算法以使用预表征信息作为参数输入来确定包装布局的部分的应力测量; 以及将包装布局的每个连续部分的应力测量结合以确定半导体器件的应力分布。
    • 5. 发明授权
    • Configuration interface to stacked FPGA
    • 配置接口堆叠FPGA
    • US08179159B1
    • 2012-05-15
    • US13116276
    • 2011-05-26
    • Stephen M. TrimbergerArifur Rahman
    • Stephen M. TrimbergerArifur Rahman
    • H03K19/173G06F7/38
    • H03K19/17736
    • A method of configuring a stacked integrated circuit (“IC”) having a first IC die with configurable logic and a second IC die electrically coupled to the first IC die through an array of inter-chip contacts includes: providing a frame having frame data and a frame address in a frame header to the first IC die; storing the frame data in a frame data register of the first IC die; processing the frame header to determine whether a frame destination is in the first IC die or the second IC die; in response to determining that the frame destination is in the second IC die, providing the frame address to the second IC die through an inter-chip frame address bus including a first plurality of the array of inter-chip contacts; and writing the frame data from the frame data register of the first IC die to the frame destination through an inter-chip frame data bus including a second plurality of the array of inter-chip contacts.
    • 一种配置具有可配置逻辑的第一IC芯片的堆叠集成电路(“IC”)和通过芯片间触点阵列电耦合到第一IC裸片的第二IC裸片的方法包括:提供具有帧数据的帧和 第一IC芯片的帧头中的帧地址; 将帧数据存储在第一IC芯片的帧数据寄存器中; 处理帧头以确定帧目的地是否在第一IC管芯或第二IC管芯中; 响应于确定帧目的地在第二IC芯片中,通过包括第一多个芯片间接触阵列的片间帧地址总线将第二IC芯片提供帧地址; 以及通过包括第二多个芯片间接触阵列的片间帧数据总线将帧数据从第一IC芯片的帧数据寄存器写入帧目的地。
    • 6. 发明授权
    • Configuration interface to stacked FPGA
    • 配置接口堆叠FPGA
    • US07973555B1
    • 2011-07-05
    • US12128459
    • 2008-05-28
    • Stephen M. TrimbergerArifur Rahman
    • Stephen M. TrimbergerArifur Rahman
    • H03K19/173G06F7/38
    • H03K19/17736
    • A semiconductor device includes a field-programmable gate array (“FPGA”) die (202) having a frame address bus (604), a frame data bus (608), and a second integrated circuit (“IC”) die (204) attached to the FPGA die. An inter-chip frame address bus (605) couples at least low order frame address bits of a frame address of a frame between the FPGA die and the second IC die. The inter-chip frame address bus includes a first plurality of contacts (614) formed between the FPGA die and the second IC die. An inter-chip frame data bus couples frame data of the frame between the FPGA die and the second IC die. The inter-chip frame data bus includes a second plurality of contacts (616) formed between the FPGA die and the second IC die.
    • 半导体器件包括具有帧地址总线(604)的现场可编程门阵列(“FPGA”)管芯(202),帧数据总线(608)和第二集成电路(“IC”)芯片(204) 连接到FPGA模具。 芯片间帧地址总线(605)将至少在FPGA管芯和第二IC管芯之间的帧的帧地址的低位帧地址位耦合。 片间帧地址总线包括形成在FPGA管芯和第二IC管芯之间的第一多个触点(614)。 芯片间帧数据总线将帧的帧数据耦合在FPGA管芯和第二IC管芯之间。 芯片间帧数据总线包括形成在FPGA管芯和第二IC管芯之间的第二多个触点(616)。