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    • 71. 发明授权
    • Thermally stable, highly conductive salt
    • 热稳定,高导电性盐
    • US6015639A
    • 2000-01-18
    • US16608
    • 1998-01-30
    • Feng GaoJeremy BarkerPeikang Liu
    • Feng GaoJeremy BarkerPeikang Liu
    • H01B1/12H01M10/0525H01M10/0568H01M6/18
    • H01M10/0568H01B1/122H01M10/0525
    • The invention provides a new family of compounds and a method of making the compounds. The new compounds are useful as ion conductive salts, and particularly useful as salts for batteries. The compounds of the invention are prepared from three principal reagents, bis (trifluoromethanesufonyl) methane (CF.sub.3 SO.sub.2).sub.2 CH.sub.2 ; benzoyl chloride; and pyridine which facilitates reaction and then is removed. A precursor sodium salt (CF.sub.3 SO.sub.2).sub.2 CHNa is first prepared. Then, equimolar amounts of the precursor sodium salt and pyridine are dissolved in anhydrous acetonitrile. A stoichiometric amount of the selected substitute benzoyl chloride is then added drop by drop. After addition of Li.sub.3 PO.sub.4, there is pyridine release and formation of the product of the aforesaid two reagents. In the benzene ring, R.sub.1, R.sub.2, R.sub.3, R.sub.4, and R.sub.5 are each identical or different and are each independently selected from hydrogen and an electron withdrawing substituent.
    • 本发明提供一种新的化合物族和一种制备该化合物的方法。 新化合物可用作离子导电盐,并且特别用作电池的盐。 本发明的化合物由三种主要试剂,二(三氟甲磺酰基)甲烷(CF 3 SO 2)2 CH 2; 苯甲酰氯; 和吡啶,这有助于反应然后被除去。 首先制备前体钠盐(CF 3 SO 2)2 CHNa。 然后将等摩尔量的前体钠盐和吡啶溶于无水乙腈中。 然后逐滴加入化学计量的所选择的替代苯甲酰氯。 添加Li3PO4后,存在吡啶释放并形成上述两种试剂的产物。 在苯环中,R 1,R 2,R 3,R 4和R 5各自相同或不同,各自独立地选自氢和吸电子取代基。
    • 76. 外观设计
    • Rechargeable Bluetooth earbud
    • USD892770S1
    • 2020-08-11
    • US29691401
    • 2019-05-16
    • Feng Gao
    • Feng Gao
    • FIG. 1 is a perspective view of a rechargeable Bluetooth earbud showing my new design;
      FIG. 2 is another perspective view thereof;
      FIG. 3 is a front elevational view thereof;
      FIG. 4 is a rear elevational view thereof;
      FIG. 5 is a left side elevational view thereof;
      FIG. 6 is a right side elevational view thereof;
      FIG. 7 is a top plan view thereof;
      FIG. 8 is a bottom plan view thereof; and,
      FIG. 9 is a perspective view of the rechargeable Bluetooth earbud where the rechargeable Bluetooth earbud is in a configuration of use.
      The broken lines shown in FIGS. 1-8 illustrate portions of the rechargeable Bluetooth earbud that form no part of the claimed design. The broken lines illustrating the case and extra rechargeable Bluetooth earbud in FIG. 9 are environment, while the remaining broken lines in FIG. 9 illustrate portions of the rechargeable Bluetooth earbud that form no part of the claimed design.
    • 77. 发明授权
    • Method and device for compressing vertex data in three-dimensional image data
    • 用于压缩三维图像数据中的顶点数据的方法和装置
    • US09509973B2
    • 2016-11-29
    • US14372901
    • 2012-04-12
    • Feifei HeJian HuiGengmao SunFeng GaoZhibin PanDa LiJingyuan Li
    • Feifei HeJian HuiGengmao SunFeng GaoZhibin PanDa LiJingyuan Li
    • H04N13/00G06T9/00H04N19/94
    • H04N13/161G06T9/001G06T9/008H04N19/94
    • A device for compressing vertex data in three-dimensional (3D) image data includes a codebook design module and a codeword search module. The codebook design module is configured for: grouping residual vectors of vertices in 3D image data for codebook design; generating, for each group of residual vectors, a sub-codebook formed by a specified number of codewords; and sending the generated sub-codebook corresponding to a group of residual vectors to the codeword search module. The codeword search module is configured for: receiving a sub-codebook sent by the codebook design module; searching for a codeword of optimal match of a to-be-compressed residual vector of a vertex in 3D image data to be compressed; and taking an index of the codeword of optimal match and an index of a sub-codebook where the codeword of optimal match is located as compressed data of the vertex. A method for compressing vertex data in 3D image data is further disclosed. With the disclosure, it is possible to save codeword storage space, enhance encoding quality, improve a compression ratio of vertex data, and increase a compression efficiency.
    • 用于在三维(3D)图像数据中压缩顶点数据的装置包括码本设计模块和码字搜索模块。 码本设计模块被配置为:对用于码本设计的3D图像数据中的顶点的残差向量进行分组; 针对每组剩余向量生成由指定数量的码字形成的子码本; 以及将生成的与一组残差向量对应的子码本发送到码字搜索模块。 码字搜索模块被配置为:接收由码本设计模块发送的子码本; 搜索待压缩的3D图像数据中要被压缩的顶点残留矢量的最佳匹配的码字; 并且获取最佳匹配的码字的索引和最佳匹配的码字所在的子码本的索引作为顶点的压缩数据。 还公开了一种用于压缩3D图像数据中的顶点数据的方法。 通过该公开,可以节省码字存储空间,提高编码质量,提高顶点数据的压缩率,提高压缩效率。