Mixed structures of single walled and multi walled carbon nanotubes
    32.
    发明授权
    Mixed structures of single walled and multi walled carbon nanotubes 有权
    单壁和多壁碳纳米管的混合结构

    公开(公告)号:US09126828B2

    公开(公告)日:2015-09-08

    申请号:US11841676

    申请日:2007-08-20

    摘要: The invention relates to carbon nanotube structures containing both single walled and multi walled carbon nanotubes, and methods for preparing same. These carbon nanotube structures include but are not limited to macroscopic two and three dimensional structures of carbon nanotubes such as assemblages, mats, plugs, networks, rigid porous structures, extrudates, etc. The carbon nanotube structures of the present invention have a variety of uses, including but not limited to, porous media for filtration, adsorption, chromatography; electrodes and current collectors for supercapacitors, batteries and fuel cells; catalyst supports, (including electrocatalysis), etc.

    摘要翻译: 本发明涉及含有单壁和多壁碳纳米管的碳纳米管结构及其制备方法。 这些碳纳米管结构包括但不限于碳纳米管的宏观二维和三维结构,例如组合物,垫,塞子,网络,刚性多孔结构,挤出物等。本发明的碳纳米管结构具有多种用途 包括但不限于用于过滤,吸附,色谱的多孔介质; 用于超级电容器,电池和燃料电池的电极和集电器; 催化剂载体(包括电催化)等

    Water vapor control structure
    33.
    发明授权
    Water vapor control structure 有权
    水汽控制结构

    公开(公告)号:US08950849B2

    公开(公告)日:2015-02-10

    申请号:US13371937

    申请日:2012-02-13

    申请人: Andrew W. Hays Jun Ma

    发明人: Andrew W. Hays Jun Ma

    IPC分类号: B41J2/045 B41J2/175

    CPC分类号: B41J2/14233

    摘要: In some aspects of the present application, an inkjet printing device is disclosed that can comprises an enclosed module configured to store ink and provide a path for ink flow; and an annular structure surrounding the path for ink flow, wherein the annular structure comprises a first polymer structure; a void structure arranged to surround the first polymer structure; and a second polymer structure arranged to surround the void structure.

    摘要翻译: 在本申请的一些方面,公开了一种喷墨打印装置,其可以包括被配置为存储墨水并提供油墨流动路径的封闭模块; 以及围绕所述油墨流动路径的环形结构,其中所述环形结构包括第一聚合物结构; 布置成围绕第一聚合物结构的空隙结构; 以及布置成围绕所述空隙结构的第二聚合物结构。

    High density three-dimensional electrical interconnections
    34.
    发明授权
    High density three-dimensional electrical interconnections 有权
    高密度三维电互连

    公开(公告)号:US08888254B2

    公开(公告)日:2014-11-18

    申请号:US13614879

    申请日:2012-09-13

    IPC分类号: B41J2/045

    摘要: Implementations relate to methods, devices produced by the method, and systems using the devices, for forming three-dimensional interconnect structures for ink piezoelectric printheads. A piezoelectric element array for an ink jet print head can include a plurality of piezoelectric elements spaced from adjacent piezoelectric elements by an interstitial space. Each piezoelectric element can include a central void space formed in a first intermediate layer between the piezoelectric element array and a second intermediate layer that is operable to function as a free space for portions of the piezoelectric elements to actuate into when subjected to the voltage.

    摘要翻译: 实现涉及通过该方法产生的方法,使用该装置的系统,用于形成油墨压电打印头的三维互连结构。 用于喷墨打印头的压电元件阵列可以包括通过间隙空间与相邻的压电元件间隔开的多个压电元件。 每个压电元件可以包括形成在压电元件阵列和第二中间层之间的第一中间层中的中心空隙空间,该第二中间层可操作地用作自由空间,用于部分压电元件在受到电压时致动。

    Processes for the recovery of catalytic metal and carbon nanotubes
    35.
    发明授权
    Processes for the recovery of catalytic metal and carbon nanotubes 有权
    回收催化金属和碳纳米管的方法

    公开(公告)号:US08852547B2

    公开(公告)日:2014-10-07

    申请号:US12358772

    申请日:2009-01-23

    申请人: Jun Ma Robert Hoch

    发明人: Jun Ma Robert Hoch

    摘要: A new method for recovering a catalytic metal and carbon nanotubes from a supported catalyst is provided. The carbon nanotube, including carbon nanotube structures, may serve as the support for the catalytic metal. The valence state of the catalytic metal, if not already in the positive state, is raised to a positive state by contacting the supported catalyst with a mild oxidizing agent under conditions which does not destroy the carbon nanotube. The supported catalyst is simultaneously or subsequently contacted with an acid solution to dissolve the catalytic metal without dissolving the carbon nanotube.

    摘要翻译: 提供了一种从负载催化剂中回收催化金属和碳纳米管的新方法。 包括碳纳米管结构在内的碳纳米管可以用作催化金属的载体。 在不破坏碳纳米管的条件下,通过使负载型催化剂与温和氧化剂接触,将催化金属的价态(如果尚未处于正态)升高至正态。 负载的催化剂同时或随后与酸溶液接触以溶解催化金属而不溶解碳纳米管。

    Frequency error estimation
    37.
    发明授权
    Frequency error estimation 失效
    频率误差估计

    公开(公告)号:US08509208B2

    公开(公告)日:2013-08-13

    申请号:US12188619

    申请日:2008-08-08

    申请人: Roberto Rimini Jun Ma

    发明人: Roberto Rimini Jun Ma

    IPC分类号: H04J1/00

    摘要: Aspects relate to frequency estimation and tracking. Frequency information is extracted based on an observation of a single symbol carrying pilot tones, which can be at any bandwidth location. Specifically, the frequency error information is extracted after selecting tones assigned to a specific user. The frequency error can be corrected based on the estimation. Further, the disclosed aspects can be applied to multi-path environments.

    摘要翻译: 方面涉及频率估计和跟踪。 基于可以在任何带宽位置的携带导频音的单个符号的观察来提取频率信息。 具体地,在选择分配给特定用户的音调之后提取频率误差信息。 可以基于估计来校正频率误差。 此外,所公开的方面可以应用于多路径环境。

    Systems, methods and apparatuses for wireless communication
    39.
    发明授权
    Systems, methods and apparatuses for wireless communication 有权
    用于无线通信的系统,方法和装置

    公开(公告)号:US08416799B2

    公开(公告)日:2013-04-09

    申请号:US13101998

    申请日:2011-05-05

    IPC分类号: H04L12/42

    CPC分类号: H04W74/06 H04W24/04

    摘要: Systems and methods directed towards improving reliability for wireless networks. Selective polling techniques are utilized to selectively poll stations within a wireless network in order to ensure that a station failing to properly transmit data is given an opportunity to rectify the transmission failure. The selective polling techniques can be applied to any polling-based system, thus maintaining backwards compatibility with legacy systems.

    摘要翻译: 旨在提高无线网络可靠性的系统和方法。 选择性轮询技术用于选择性地轮询无线网络内的站,以确保不能正确传输数据的站给出纠正传输故障的机会。 选择轮询技术可以应用于任何基于轮询的系统,从而保持与传统系统的向后兼容性。

    Apparatus and method for transmit power savings
    40.
    发明授权
    Apparatus and method for transmit power savings 有权
    用于传输功率节省的装置和方法

    公开(公告)号:US08416725B2

    公开(公告)日:2013-04-09

    申请号:US12703144

    申请日:2010-02-09

    IPC分类号: G08C17/00

    摘要: An apparatus and method for transmit power savings comprising determining a rate of a previous frame; determining if a current frame is an ALWAYS-ON frame, wherein the current frame temporally succeeds the previous frame; and either ignoring every other reverse link power control (RLPC) bits received on a forward power control subchannel (F-PCSCH) or applying every RLPC bits received on the F-PCSCH. In one aspect, the apparatus and method for transmit power savings comprising using a rate determination algorithm (RDA) to determine a rate of a previous frame; detecting a pilot gating pattern at the end of the previous frame; comparing the rate of the previous frame to a threshold; determining if a current frame is an ALWAYS-ON frame; and declaring the current frame to be a 0 bps frame and puncturing the F-PCSCH to a predetermined frequency.

    摘要翻译: 一种用于发射功率节省的装置和方法,包括:确定先前帧的速率; 确定当前帧是否是一个ALWAYS-ON帧,其中当前帧在时间上成功接收前一帧; 并且忽略在正向功率控制子信道(F-PCSCH)上接收的每个其他反向链路功率控制(RLPC)比特,或者应用在F-PCSCH上接收的每个RLPC比特。 一方面,用于传输功率节省的装置和方法包括使用速率确定算法(RDA)来确定先前帧的速率; 在前一帧结束时检测导频门控模式; 将前一帧的速率与阈值进行比较; 确定当前帧是否是始发帧; 并且将当前帧声明为0bps帧并将F-PCSCH打孔到预定频率。