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    • 1. 发明授权
    • Differential sensing and TSV timing control scheme for 3D-IC
    • 用于3D-IC的差分感测和TSV时序控制方案
    • US07969193B1
    • 2011-06-28
    • US12830469
    • 2010-07-06
    • Wei-Cheng WuYen-Huei ChenMeng-Fan Chang
    • Wei-Cheng WuYen-Huei ChenMeng-Fan Chang
    • H03K19/0175
    • H03K19/0175H01L25/0657H01L2225/06541H01L2924/0002H01L2924/00
    • This disclosure uses a differential sensing and TSV timing control scheme for 3D-IC, which includes a first chip layer of the stacked device having a detecting circuits and a relative high ability driver horizontally coupled to the detecting circuits. A sensing circuit is coupled to the detecting circuits by a horizontal line, a first differential signal driver is coupled to the sensing circuit, horizontally. The Nth chip layer of the stacked device includes a Nth relative high ability driver and a Nth differential signal driver formed on the Nth chip layer. The Nth relative high ability driver is vertically coupled to the first relative high ability driver through one relative low loading TSV and (N−2) TSVs to act as dummy loadings. The TSV and (N−2) TSVs penetrate the stacked device from Nth chip layer to first chip layer. The TSV shares same configuration with the (N−2) TSVs. The Nth differential signal driver is vertically coupled to the first differential signal driver through a pair of TSVs and (N−2) pairs of TSVs, vertically. The pair of TSVs and the (N−2) TSVs penetrate the stacked device from the Nth chip layer to the first chip layer. Each of TSV is formed between a first and a second chip layers. Each of TSV is formed between any adjacent two chip layers of the stacked device.
    • 本公开使用用于3D-IC的差分感测和TSV定时控制方案,其包括具有检测电路的堆叠装置的第一芯片层和水平耦合到检测电路的相对高能力驱动器。 感测电路通过水平线耦合到检测电路,第一差分信号驱动器水平地耦合到感测电路。 层叠器件的第N芯片层包括形成在第N芯片层上的第N相对高能力驱动器和第N差分信号驱动器。 第N相对高能力驱动器通过一个相对低负载TSV和(N-2)TSV垂直耦合到第一相对高能力的驱动器作为虚拟负载。 TSV和(N-2)TSV穿透层叠器件从第N个芯片层到第一个芯片层。 TSV与(N-2)TSV共享相同的配置。 第N个差分信号驱动器通过一对TSV和(N-2)对TSV垂直耦合到第一差分信号驱动器。 一对TSV和(N-2)TSV从第N个芯片层穿透层叠器件到第一芯片层。 每个TSV形成在第一和第二芯片层之间。 每个TSV形成在堆叠设备的任何相邻的两个芯片层之间。
    • 3. 发明授权
    • Discontinuous type layer-ID detector for 3D-IC and method of the same
    • 用于3D-IC的不连续型层ID检测器及其方法
    • US08564305B2
    • 2013-10-22
    • US12820953
    • 2010-06-22
    • Ming-Pin ChenMeng-Fan ChangWei-Cheng Wu
    • Ming-Pin ChenMeng-Fan ChangWei-Cheng Wu
    • G01R31/02
    • G11C5/02H01L2225/06513H01L2225/06541H01L2225/06565
    • A 3D-IC detector for each layer of a stacked device with N layer, includes a dividing-two circuit coupled to a (N−1) signal; a first comparator is coupled to the dividing-two circuit, wherein an input A is coupled to an initial layer number signal, an input B of the first comparator is coupled to an output of the dividing-two circuit; a second comparator is coupled to the initial layer number by an input A of the second comparator, and a num is coupled to an input B of the second comparator; a first Add/sub circuit is coupled to the num via an input A of the first Add/sub circuit, and coupled to the first comparator via an input B of the first Add/sub circuit, to the second comparator via an input +/− signal of the first Add/sub circuit; and a second Add/sub circuit coupled to the first comparator via an input A of the second Add/sub circuit, to the num via an input B of the second Add/sub circuit.
    • 用于具有N层的堆叠装置的每层的3D-IC检测器包括耦合到(N-1)信号的分二电路; 第一比较器耦合到分二电路,其中输入A耦合到初始层号信号,第一比较器的输入B耦合到分二电路的输出; 第二比较器通过第二比较器的输入端A耦合到初始层号,并且num耦合到第二比较器的输入端B; 第一加法/次电路经由第一加法/次电路的输入端A耦合到num,并且经由第一加法/次电路的输入B耦合到第一比较器,经由输入+ - 第一个Add / sub电路的信号; 以及经由第二加法/子电路的输入A耦合到第一比较器的第二加法/子电路经由第二加法/次电路的输入B耦合到num。