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    • 12. 发明授权
    • Hybrid interconnect and system for testing semiconductor dice
    • 混合互连和半导体骰子测试系统
    • US6025731A
    • 2000-02-15
    • US821468
    • 1997-03-21
    • David R. HembreeSalman AkramWarren M. FarnworthAlan G. WoodJames M. WarkDerek Gochnour
    • David R. HembreeSalman AkramWarren M. FarnworthAlan G. WoodJames M. WarkDerek Gochnour
    • G01R1/04G01R1/073G01R1/73
    • G01R1/0466G01R1/0735
    • An interconnect is provided for making electrical connections with a semiconductor die. The interconnect includes a substrate having integrally formed contact members, configured to electrically contact corresponding contact locations on the die. The interconnect also includes a pattern of conductors formed separately from the substrate, and then bonded to the substrate, in electrical communication with the contact members. The conductors can be mounted to a multi layered tape similar to TAB tape, or alternately bonded directly to the substrate. In addition, each conductor can include an opening aligned with a corresponding contact member, and filled with a conductive material, such as a conductive adhesive or solder. The conductive material electrically connects the contact members and conductors, and provides an expansion joint to allow expansion of the conductors without stressing the contact members. Also provided are a system for testing dice that includes the interconnect, and a system for testing wafers wherein the interconnect is formed as a probe card.
    • 提供用于与半导体管芯进行电连接的互连。 互连包括具有整体形成的接触构件的基板,其构造成电接触管芯上相应的接触位置。 互连还包括与衬底分开形成的导体图案,然后与接触构件电气连接到衬底。 导体可以安装到类似于TAB带的多层胶带上,或者可以直接粘合到基底上。 此外,每个导体可以包括与对应的接触构件对准的开口,并且填充有诸如导电粘合剂或焊料的导电材料。 导电材料电连接接触构件和导体,并且提供膨胀接头以允许导体的膨胀而不会压紧接触构件。 还提供了一种用于测试包括互连的骰子的系统,以及用于测试晶片的系统,其中互连形成为探针卡。
    • 13. 发明授权
    • Apparatus for testing semiconductor wafers
    • 半导体晶片测试装置
    • US6064216A
    • 2000-05-16
    • US241553
    • 1999-02-01
    • Warren M. FarnworthSalman AkramAlan G. WoodDavid R. HembreeJames M. WarkJohn O. Jacobson
    • Warren M. FarnworthSalman AkramAlan G. WoodDavid R. HembreeJames M. WarkJohn O. Jacobson
    • G01R1/04G01R31/28G01R31/02
    • G01R1/0491G01R31/2886
    • A method, apparatus and system for testing semiconductor wafers are provided. The method includes providing a wafer carrier to provide an electrical path for receiving and transmitting test signals to the wafer. The wafer carrier includes a base for retaining the wafer, and an interconnect having contact members configured to establish electrical communication with contact locations on the wafer. The wafer carrier can include one or more compressible spring members configured to bias the wafer and interconnect together in the assembled carrier. The wafer carrier can be assembled, with the wafer in alignment with the interconnect, using optical alignment techniques, and an assembly tool similar to aligner bonder tools used for flip chip bonding semiconductor dice. A system for use with the carrier can include a testing apparatus configured to apply test signals through the carrier to the wafer while the wafer is subjected to temperature cycling.
    • 提供了一种用于测试半导体晶片的方法,装置和系统。 该方法包括提供晶片载体以提供用于接收和传输测试信号到晶片的电路径。 晶片载体包括用于保持晶片的基座和具有被配置为与晶片上的接触位置建立电连通的接触构件的互连。 晶片载体可以包括被配置为偏置晶片并在组装的载体中互连在一起的一个或多个可压缩弹簧构件。 可以使用光学对准技术来组装晶片载体,其中晶片与互连对准,以及类似于用于倒装芯片接合半导体晶片的对准器焊接工具的组装工具。 与载体一起使用的系统可以包括测试装置,其被配置为在晶片受到温度循环的同时将测试信号通过载体施加到晶片。