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    • 2. 发明申请
    • INTERLEAF FOR LEADFRAME IDENTIFICATION
    • LEADFRAME识别语言
    • WO2011133743A3
    • 2012-01-26
    • PCT/US2011033378
    • 2011-04-21
    • TEXAS INSTRUMENTS INCTEXAS INSTRUMENTS JAPANTELLKAMP JOHN P
    • TELLKAMP JOHN P
    • H01L23/495
    • H01L22/14H01L23/49565H01L23/544H01L2223/54406H01L2223/54433H01L2223/54473H01L2223/54486H01L2924/0002H01L2924/00
    • A method of making an integrated circuit (IC) device includes providing a stack of leadframe sheets each including a plurality of leadframes and an interleaf member interposed between adjacent ones of the leadframe sheets (101). The interleaf members include indicia that identifies the leadframes sheets (101). The stack of leadframe sheets is loaded onto an assembly machine (102). A first interleaf member is removed from the first leadframe sheet (103). The first leadframe sheet is transferred onto a mounting surface of the assembly machine (104). Semiconductor die are attached to leadframes on the first leadframe sheet (105). The method can include reading the indicia from the first interleaf member to determine a part number and lead surface texture finish for the first leadframe sheet, verifying the part number for the first leadframe sheet by comparing to a build list, and transferring the first leadframe sheet onto a mounting surface of the assembly machine only if the part number is verified.
    • 一种制造集成电路(IC)装置的方法包括提供一堆引线框片,每个引线框片片包括多个引线框架和插入在相邻的引线框架片材之间的插入件。 插页成员包括标识引线框片(101)的标记。 引线框架的堆叠被装载到组装机器(102)上。 从第一引线框片(103)移除第一夹层构件。 第一引线框片转移到组装机(104)的安装表面上。 半导体管芯附接到第一引线框片(105)上的引线框架。 该方法可以包括从第一夹层构件读取标记以确定第一引线框片的部件号和引线表面纹理完成,通过与构建列表进行比较来验证第一引线框片的部件号,以及将第一引线框片 只有在部件编号被验证的情况下,才能到装配机的安装表面上。
    • 7. 发明申请
    • VERIFICATION OF PERFORMANCE ATTRIBUTES OF PACKAGED INTEGRATED CIRCUITS
    • 包装集成电路性能特性的验证
    • WO2007080375A1
    • 2007-07-19
    • PCT/GB2007/000015
    • 2007-01-03
    • INGENIA HOLDINGS (UK) LIMITEDCOWBURN, Russell, PaulBUCHANAN, James, David, Ralph
    • COWBURN, Russell, PaulBUCHANAN, James, David, Ralph
    • H01L23/544
    • G01R31/31719G01R31/2896G01R31/31718H01L23/544H01L23/573H01L2223/54406H01L2223/54413H01L2223/54473H01L2223/54486H01L2924/0002H01L2924/00
    • Packaged integrated circuits (ICs) of some types, such as processors, are graded and sold according to a performance scale, such as maximum specified clock speed, set by the manufacturer as a result of testing. As a record of this grading some part of the package, usually the upper surface, is marked with the specified performance attribute. However, criminal activity has developed where the packaging is relabelled to show a higher specification so the ICs can be fraudulently resold at a higher price. To address this problem, the invention envisages that manufacturers maintaining a product database for each packaged IC which logs not only the performance specification, but also a digital signature derived from a speckle pattern obtained from the packaging. Subsequently, any packaged IC can be rescanned to interrogate its speckle pattern and recompute the signature. The signature is then used to find the product in the database, whereby the originally specified performance attribute is retrieved. The fraud is then detectable. This method can be used to test products returned under a warranty claim, for example.
    • 某些类型的封装集成电路(如处理器)根据测试结果由制造商设定的性能规模进行分级和出售,例如最大规定的时钟速度。 作为此分级的记录,包的某些部分(通常为上表面)标有指定的性能属性。 然而,犯罪活动已经发展到包装被重新标榜以显示更高的规格,所以IC可以以更高的价格欺诈地转售。 为了解决这个问题,本发明设想制造商为每个封装的IC维护产品数据库,其不仅记录性能规范,而且还记录从包装获得的散斑图案中得到的数字签名。 随后,可以重新扫描任何封装的IC以询问其斑点图案并重新计算签名。 然后使用签名在数据库中查找产品,从而检索最初指定的性能属性。 然后可以检测到欺诈。 例如,该方法可用于测试以保修索赔退回的产品。