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    • 1. 发明授权
    • Method for forming a via in a semiconductor device
    • 在半导体器件中形成通孔的方法
    • US5702981A
    • 1997-12-30
    • US536537
    • 1995-09-29
    • Papu D. ManiarRoc BlumenthalJeffrey L. KleinWei Wu
    • Papu D. ManiarRoc BlumenthalJeffrey L. KleinWei Wu
    • H01L21/768H01L21/44
    • H01L21/76802H01L21/76834Y10S438/97
    • A method for forming vias in a semiconductor device improves the resistance and reliability of contacts formed by use of an etch stop layer during the via formation process. An etch stop layer (40), preferably a silicon nitride or aluminum nitride layer, is deposited over conductive interconnect (34). A via (44) is etched in interlayer dielectric (42), stopping on etch stop layer (40). Etch stop layer (40) is then anisotropicly etched to expose the top of conductive interconnect (34), while maintaining a portion of the etch stop layer along a sidewall of the interconnect, and particularly along those sidewall portions which contain aluminum. A conductive plug (54) is then formed in the via, preferably using one or more barrier or glue layers (50). Formation of a tungsten plug using tungsten hexafluoride can then be performed without unwanted reactions between the tungsten source gas and the aluminum interconnect.
    • 用于在半导体器件中形成通孔的方法通过在通孔形成工艺期间通过使用蚀刻停止层来改善形成的触点的电阻和可靠性。 蚀刻停止层(40),优选氮化硅或氮化铝层,沉积在导电互连(34)上。 在层间电介质(42)中蚀刻通孔(44),停止在蚀刻停止层(40)上。 然后对蚀刻停止层(40)进行各向异性蚀刻以暴露导电互连(34)的顶部,同时沿着互连的侧壁,特别是沿着包含铝的侧壁部分保留蚀刻停止层的一部分。 然后,优选地使用一个或多个阻挡层或胶层(50)在通孔中形成导电插塞(54)。 然后可以进行使用六氟化钨形成钨塞,而不会在钨源气体和铝互连之间产生不必要的反应。
    • 5. 发明授权
    • On the managed peer-to-peer sharing in cellular networks
    • 在蜂窝网络中的受管点对点共享
    • US09231786B2
    • 2016-01-05
    • US13400755
    • 2012-02-21
    • Wei WuKhiem LeNoun Choi
    • Wei WuKhiem LeNoun Choi
    • G06F15/16H04L12/66H04L29/08
    • H04L67/1061H04L12/66H04L67/104H04L67/1063H04L67/1072H04W60/00
    • A method, system and apparatus are provided for performing peer-to-peer (P2P) data sharing operations between user equipment (UE) devices in a wireless-enabled communications environment. A first client node comprises content data and operates in a server peer mode to provide content data. A second client node submits a request to a P2P application server (P2P AS) for the content data. In response, the P2P AS provides the address of the first client node to the second client node. The second client node then uses the provided address to submit a request to the first client node to provide the content data. The first client node accepts the request and then provides the content data to the second client node.
    • 提供了一种用于在启用无线的通信环境中在用户设备(UE)设备之间执行对等(P2P)数据共享操作的方法,系统和装置。 第一客户端节点包括内容数据并以服务器对等模式操作以提供内容数据。 第二客户节点向P2P应用服务器(P2P AS)提交内容数据的请求。 作为响应,P2P AS向第二客户端节点提供第一客户机节点的地址。 然后,第二客户端节点使用提供的地址向第一客户机节点提交请求以提供内容数据。 第一个客户机节点接受请求,然后将内容数据提供给第二个客户机节点。
    • 9. 发明授权
    • Dimming controlling circuit for LED
    • LED调光控制电路
    • US08901836B2
    • 2014-12-02
    • US13819625
    • 2011-08-31
    • Pengfei LiangWei WuYun Yang
    • Pengfei LiangWei WuYun Yang
    • H05B37/02H05B33/08
    • H05B37/02H05B33/0815H05B33/0851Y02B20/346
    • A dimming controlling circuit for LED includes: a switch configured to connect a main circuit and a power grid; a switch-on duration controlling circuit configured to output a switch-on duration controlling signals according to action times of the switch; a switch-off controlling circuit configured to output a switch-off controlling signal according to a comparison result of the voltages of the switch-on duration controlling signal and of a signal from a terminal of a switch transistor in the main circuit; a switch-on controlling circuit configured to generate a switch-on controlling signal after a first preset duration since receiving the switch-off controlling signal; and a logic unit configured to output a switch transistor controlling signal.
    • 一种用于LED的调光控制电路包括:开关,被配置为连接主电路和电网; 开关持续时间控制电路,被配置为根据所述开关的动作时间输出开启持续时间控制信号; 关闭控制电路,被配置为根据所述接通持续时间控制信号的电压和来自所述主电路中的开关晶体管的端子的信号的比较结果输出关断控制信号; 接通控制电路,其被配置为在接收到所述关断控制信号之后,在第一预设持续时间之后产生接通控制信号; 以及配置为输出开关晶体管控制信号的逻辑单元。