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    • 61. 发明授权
    • Optical interleaver
    • 光交织器
    • US07343095B2
    • 2008-03-11
    • US10862827
    • 2004-06-07
    • Ying ZhangQi Jie WangYeng Chai Soh
    • Ying ZhangQi Jie WangYeng Chai Soh
    • H04J14/02
    • G02B6/29338G02B6/2861G02B6/29353G02B6/29356G02B6/29386G02B2006/2865
    • An optical interleaver comprising a first optical 3×3 coupler for receiving a broadband optical signal at one input port thereof, a second 3×3 optical coupler, three differential delay lines connected in parallel port-to-port between output ports of the first optical 3×3 coupler and input ports of the second optical 3×3 coupler, an infinite impulse response (IIR) element disposed in each of two of the delay lines, and wherein optical signals travelling in the respective delay lines interfere at the second 3×3 coupler to produce three frequency shifted transmission channel output signals at respective output ports of the second 3×3 coupler.
    • 一种光学交织器,包括用于在其一个输入端口处接收宽带光信号的第一光学3x3耦合器,第二3×3光耦合器,在第一光学3x3耦合器的输出端口和输入端之间并行连接到端口的端口的三个差分延迟线 第二光学3x3耦合器的端口,设置在两个延迟线中的每一个中的无限脉冲响应(IIR)元件,并且其中在各个延迟线中行进的光信号在第二3x3耦合器处干扰以产生三个频移传输信道输出 信号在第二3x3耦合器的相应输出端口处。
    • 63. 发明申请
    • Method and apparatus for optimizing convergecast operations in a wireless sensor network
    • 用于优化无线传感器网络中的收敛操作的方法和装置
    • US20070140149A1
    • 2007-06-21
    • US11314616
    • 2005-12-20
    • Shashidhar GandhamYing ZhangQingfeng Huang
    • Shashidhar GandhamYing ZhangQingfeng Huang
    • H04L12/28
    • H04L43/00H04L43/0888H04W84/18
    • One embodiment of the present invention provides a system that optimizes packet transmissions during a convergecast operation in a convergecast network. During operation, the system receives a request to perform the convergecast operation in the convergecast network. This convergecast network includes a base-station and a plurality of nodes, wherein during the convergecast operation the plurality of nodes communicate packets to the base-station. In response to the request, the system constructs a convergecast-tree, which includes the base-station and the plurality of nodes, based on hop counts from the plurality of nodes to the base-station. Next, the system linearizes the convergecast-tree so that the convergecast-tree contains a plurality of linear branches. The system then schedules packet transmission for each of the linear branches and each node in each branch based on a set of predetermined criteria to obtain a scheduled order. Finally, the system performs packet transmissions in the convergecast-tree using the scheduled order. Note that performing the convergecast operation in this way substantially optimizes the convergecast operation by reducing a total number of timeslots required to complete the convergecast operation.
    • 本发明的一个实施例提供了一种在收敛网络中的收敛过程中优化分组传输的系统。 在运行期间,系统接收到在Convergecast网络中执行Convergecast操作的请求。 该Convergecast网络包括基站和多个节点,其中在Convergecast操作期间,多个节点向基站传送分组。 响应于该请求,系统基于从多个节点到基站的跳数来构建包括基站和多个节点的Convergecast-tree。 接下来,系统使收敛树线性化,使得收敛树包含多个线性分支。 然后,系统基于一组预定标准来调度每个分支中的每个线性分支和每个节点的分组传输以获得调度顺序。 最后,系统使用调度顺序在convergecast-tree中执行分组传输。 注意,以这种方式执行Convergecast操作通过减少完成Convergecast操作所需的时隙的总数大大优化了Convergecast操作。
    • 64. 发明授权
    • Ultra thin channel MOSFET
    • 超薄通道MOSFET
    • US07211490B2
    • 2007-05-01
    • US11083743
    • 2005-03-18
    • Bruce B. DorisThomas S. KanarskyYing ZhangHuilong ZhuMeikei IeongOmer Dokumaci
    • Bruce B. DorisThomas S. KanarskyYing ZhangHuilong ZhuMeikei IeongOmer Dokumaci
    • H01L21/336H01L29/76
    • H01L29/66772H01L21/84H01L27/1203H01L29/6656H01L29/78612H01L29/78621
    • Described is a method for making thin channel silicon-on-insulator structures. The inventive method comprises forming a set of thin spacer abutting a gate region in a first device and a second device region; forming a raised source/drain region on either side of the gate region in the first device region and the second device region, implanting dopants of a first conductivity type into the raised source drain region in the first device region to form a first dopant impurity region, where the second device region is protected by a second device region block mask; implanting dopants of a second conductivity type into the raised source/drain region in the second device region to form a second dopant impurity region, where the first device region is protected by a first device region block mask; and activating the first dopant impurity region and the second dopant impurity region to provide a thin channel MOSFET.
    • 描述了制造薄沟道硅绝缘体上结构的方法。 本发明的方法包括在第一装置和第二装置区域中形成邻接栅极区的一组薄间隔件; 在第一器件区域和第二器件区域中的栅极区域的任一侧上形成凸起的源极/漏极区域,将第一导电类型的掺杂剂注入到第一器件区域中的凸起的源极漏极区域中以形成第一掺杂剂杂质区域 ,其中所述第二设备区域被第二设备区域块掩码保护; 将第二导电类型的掺杂剂注入所述第二器件区域中的所述升高的源极/漏极区域中以形成第二掺杂剂杂质区域,其中所述第一器件区域被第一器件区域阻挡掩模保护; 以及激活第一掺杂杂质区和第二掺杂杂质区,以提供薄沟道MOSFET。
    • 65. 发明申请
    • Braided comb-shaped salt-resistant polymer thickening agent
    • 编织梳形耐盐聚合物增稠剂
    • US20060287456A1
    • 2006-12-21
    • US11447035
    • 2006-06-06
    • Shiyi YuanJianhui LuoRuoying PuYuzhang LiuHuaijiang ZhuPingmei WangChunming XiongYing ZhangFengluan BaiJingbo Yang
    • Shiyi YuanJianhui LuoRuoying PuYuzhang LiuHuaijiang ZhuPingmei WangChunming XiongYing ZhangFengluan BaiJingbo Yang
    • C08F228/02
    • C08F222/02C08F220/06C08F220/20C08F220/56C08F220/58C08F228/02C09K8/588
    • A braided comb-shaped salt-resistant thickening agent for tertiary oil extraction from class I oil reservoir is disclosed. The agent is polymerized with monomer (A) and monomer (B), and monomer (A) is one or multiple water soluble non-saturated compound(s) with alkenyl chain, while monomer (B) is at least one compound with the following formula: Monomer (A) is preferably acrylamide, ethenyl pyrrolidone, 2-acrylamide-2 methylpropane sulfonic acid, and acrylic acid or the mixture of the above said compounds, and in the formula of monomer (B), A is COOH, OH, SO3H, R1 and R2 are H or C1-C12 alkyl, R3 and R4 represent C1-C12 alkyl, C1-C12 alkylaryl, C1-C12 alkyl ether or C1-C12 alkyl ester group. This thickening agent has fine water solubility and good property to thicken water medium. The polymer's molecules present a braided comb-shaped structure in water solution with fine salt-resistant performances. The agent can be used together with the water extracted from oil mines to compound the polymer for tertiary oil extraction, and the polymer solution's viscosity can reach the level of the comb-shaped salt-resistant polymer solution applied in class I oil reservoir, so it can promote the economic benefits of tertiary oil extraction from class II oil reservoir and expand the application scope.
    • 公开了一种用于三级油从I类油藏提取的编织梳形耐盐增稠剂。 该试剂与单体(A)和单体(B)聚合,单体(A)是具有烯基链的一种或多种水溶性非饱和化合物,而单体(B)是至少一种具有下列化合物的化合物 式(A)优选为丙烯酰胺,乙烯基吡咯烷酮,2-丙烯酰胺-2-甲基丙烷磺酸,丙烯酸或上述化合物的混合物,在式(B)中,A为COOH,OH, SO 3 H,R 1和R 2均为H或C 1 -C 12烷基, C 1 -C 4烷基,R 3和R 4代表C 1 -C 12烷基,C 1〜 C 1 -C 12烷基芳基,C 1 -C 12烷基醚或C 1 -C 3烷基芳基, 烷基酯基团。 该增稠剂具有良好的水溶性和对增稠水介质的良好性能。 聚合物的分子在水溶液中呈现编织梳状结构,具有良好的耐盐性能。 该试剂可以与从油矿提取的水一起使用,将聚合物复合,用于三级油萃取,聚合物溶液的粘度可以达到应用于I级油藏的梳状耐盐聚合物溶液的水平,因此 可以促进二级油藏三级采油的经济效益,扩大应用范围。
    • 69. 发明授权
    • Dense SRAM cells with selective SOI
    • 具有选择性SOI的密集SRAM单元
    • US06876040B1
    • 2005-04-05
    • US10735169
    • 2003-12-12
    • Hsingjen WannYing ZhangRobert C. WongAn Steegen
    • Hsingjen WannYing ZhangRobert C. WongAn Steegen
    • H01L21/8244H01L21/84H01L27/11H01L27/12H01L27/01H01L29/76H01L29/94H01L31/0392
    • H01L27/1207H01L21/84H01L27/11H01L27/1104Y10S257/903
    • A SRAM cell fabricated in SSOI (selective silicon on insulator) comprises cross coupled PFET pull-up devices P1, P2 and NFET pull-down devices N1, N2, with the P1, P2 devices being connected to the power supply and the N1, N2 devices being connected to the ground. A first passgate NL is coupled between a first bitline and the junction of the devices P1 and N1, with its gate coupled to a wordline, and a second passgate NR is coupled between a second bitline and the junction of devices P2 and N2, with its gate coupled to the wordline. Each of the pull-up devices P1, P2, the pull-down devices N1, N2, and the first and second passgates NL, NR are fabricated with selective SOI, with buried oxide being selectively provided under the drains of the pull-up devices P1 and P2, the drains of the pull-down devices N1 and N2, and the sources and drains of the passgate devices NL and NR.
    • 在SSOI(选择性绝缘体硅)上制造的SRAM单元包括交叉耦合的PFET上拉器件P1,P2和NFET下拉器件N1,N2,其中P1,P2器件连接到电源,N1,N2 设备连接到地面。 第一通路门NL耦合在第一位线和器件P1和N1的接点之间,其栅极耦合到字线,并且第二通路门NR耦合在第二位线和器件P2和N2的接点之间,其中 门连接到字线。 上拉器件P1,P2,下拉器件N1,N2以及第一和第二通路NL,NR中的每一个被制造成具有选择性SOI,其中掩埋氧化物选择性地设置在上拉器件的漏极下 P1和P2,下拉装置N1和N2的下水道,以及通道装置NL和NR的源极和漏极。
    • 70. 发明申请
    • Ultra thin channel MOSFET
    • 超薄通道MOSFET
    • US20050048752A1
    • 2005-03-03
    • US10650229
    • 2003-08-28
    • Bruce DorisThomas KanarskyYing ZhangHuilong ZhuMeikei IeongOmer Dokumaci
    • Bruce DorisThomas KanarskyYing ZhangHuilong ZhuMeikei IeongOmer Dokumaci
    • H01L21/336H01L21/84H01L27/12H01L29/786H01L21/3205
    • H01L29/66772H01L21/84H01L27/1203H01L29/6656H01L29/78612H01L29/78621
    • Described is a method for making thin channel silicon-on-insulator structures. The inventive method comprises forming a set of thin spacer abutting a gate region in a first device and a second device region; forming a raised source/drain region on either side of the gate region in the first device region and the second device region, implanting dopants of a first conductivity type into the raised source drain region in the first device region to form a first dopant impurity region, where the second device region is protected by a second device region block mask; implanting dopants of a second conductivity type into the raised source/drain region in the second device region to form a second dopant impurity region, where the first device region is protected by a first device region block mask; and activating the first dopant impurity region and the second dopant impurity region to provide a thin channel MOSFET.
    • 描述了制造薄沟道硅绝缘体上结构的方法。 本发明的方法包括在第一装置和第二装置区域中形成邻接栅极区的一组薄间隔件; 在第一器件区域和第二器件区域中的栅极区域的任一侧上形成凸起的源极/漏极区域,将第一导电类型的掺杂剂注入到第一器件区域中的凸起的源极漏极区域中以形成第一掺杂剂杂质区域 ,其中所述第二设备区域被第二设备区域块掩码保护; 将第二导电类型的掺杂剂注入所述第二器件区域中的所述升高的源极/漏极区域中以形成第二掺杂剂杂质区域,其中所述第一器件区域被第一器件区域阻挡掩模保护; 以及激活第一掺杂杂质区和第二掺杂杂质区,以提供薄沟道MOSFET。