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    • 102. 发明授权
    • Method and device for superimposing additional information on a video signal
    • 用于在视频信号上叠加附加信息的方法和装置
    • US06339449B1
    • 2002-01-15
    • US09143972
    • 1998-08-31
    • Nozomu IkedaAkira OginoHisayoshi MoriwakiTakashi KohashiYuji Kimura
    • Nozomu IkedaAkira OginoHisayoshi MoriwakiTakashi KohashiYuji Kimura
    • H04N1120
    • H04N5/913H04N2005/91321H04N2005/91328H04N2005/9135
    • An additional information signal is superimposed on a video signal at a very low level so that it does not stand out on the reproduced image. Spectral spreading code sequences are generated corresponding to different predetermined parts of the video signal. Bit information signals of the additional information signal made up of plural bits are spectrally spread by the spreading codes to generate spectrally spread bit information signals corresponding to the plural bits. The spectrally spread bit information signals are superimposed on corresponding different predetermined parts of the video signal. Because high priority bit information signals of the spectrally spread additional information signal are superimposed on high priority parts of the video signal, high priority information in the additional information can be protected even if the video signal is modified.
    • 附加信息信号以非常低的水平叠加在视频信号上,使得它不再显示在再现的图像上。 对应于视频信号的不同预定部分产生频谱扩展码序列。 由多个比特构成的附加信息信号的比特信息信号通过扩展码进行频谱扩展,以生成与多个比特对应的频谱扩展比特信息信号。 频谱扩展的位信息信号被叠加在视频信号的对应的不同的预定部分上。 由于频谱扩展的附加信息信号的高优先级比特信息信号被叠加在视频信号的高优先级部分上,所以即使视频信号被修改也可以保护附加信息中的高优先级信息。
    • 104. 发明授权
    • Method for the preparation of rare earth phosphate of low
overstoichiometric phosphorous content
    • 低化学计量磷含量稀土磷酸盐的制备方法
    • US5951958A
    • 1999-09-14
    • US888757
    • 1997-07-07
    • Yuji Kimura
    • Yuji Kimura
    • C01B25/37C09K11/81C01F17/00
    • C01B25/37
    • While a rare earth phosphate prepared by a conventional precipitation method by mixing an aqueous phosphoric acid solution and an aqueous solution of a rare earth salt usually contains an overstoichiometric amount of phosphorus, which is detrimental against luminescent phosphors prepared from the rare earth phosphate, the invention provides a method for the preparation of a rare earth phosphate of a greatly decreased overstoichiometric phosphorus content. The inventive method comprises adding, to either one of the aqueous phosphoric acid solution and the aqueous solution of a rare earth salt, a small amount of oxalic acid or a water-soluble oxalate such as ammonium oxalate so as to effect coprecipitation of a rare earth oxalate with the rare earth phosphate followed by calcination of the oxalate-containing phosphate so as to convert the excess of phosphorus into the phosphate by the reaction with the rare earth oxide formed from the rare earth oxalate by calcination.
    • 虽然通过常规沉淀法通过混合磷酸水溶液和稀土盐水溶液制备的稀土磷酸盐通常含有过量化学量的磷,这对由稀土磷酸盐制备的发光磷光体是有害的,但本发明 提供了一种制备稀土磷酸盐的方法,该方法大大降低了超化学计量的磷含量。 本发明的方法包括向磷酸盐水溶液和稀土盐水溶液中加入少量草酸或草酸铵等水溶性草酸盐,以实现稀土的共沉淀 草酸盐与稀土磷酸盐接触,然后煅烧含草酸盐的磷酸盐,以通过与由稀土草酸盐形成的稀土氧化物的煅烧反应将过量的磷转化成磷酸盐。
    • 105. 发明授权
    • Multi-media reproduction processing apparatus
    • 多媒体再现处理装置
    • US5861890A
    • 1999-01-19
    • US679336
    • 1996-07-11
    • Hiroyuki SakaiTakahiro YamadaMasataka MusyaYuji Kimura
    • Hiroyuki SakaiTakahiro YamadaMasataka MusyaYuji Kimura
    • G06F17/30G11B19/02G11B27/10G11B27/11G11B27/32G06F15/00
    • G11B27/105G06F17/30017G11B19/02G11B27/11G11B27/329G11B2220/213G11B2220/2545
    • A storage medium stores image data, audio data and processing programs having different reproduction modes, such as recording systems or data format are stored as stream data. When a specific data is to be read out from the stream data, a mode discrimination data is separated from the data to generate mode information indicative of the recording system of the data and the algorithm for reproduction of the data on the basis of the separated mode discrimination data. Based on the mode information, switching of mode is performed to reproduce image data or audio data of one of the reproduction modes among the data recorded with a plurality of mutually distinct reproduction modes, by the processing program. If the processing program is common for reproduction of other data recorded on the storage medium, such processing program is previously stored for use in common for accelerating taking up of the reproduction processing apparatus.
    • 存储介质存储图像数据,具有不同再现模式的音频数据和处理程序,诸如记录系统或数据格式被存储为流数据。 当要从流数据中读出特定数据时,模式识别数据与数据分离,以产生指示数据的记录系统的模式信息和用于基于分离模式再现数据的算法 歧视数据。 基于模式信息,通过处理程序,执行模式的切换以再现以多个相互不同的再现模式记录的数据中的再现模式之一的图像数据或音频数据。 如果处理程序对于记录在存储介质上的其它数据的再现是共同的,则预先存储这种处理程序以共同使用,以加速占用再现处理装置。
    • 107. 发明授权
    • Method for the preparation of a rare earth oxide powder
    • 稀土氧化物粉末的制备方法
    • US5439656A
    • 1995-08-08
    • US227323
    • 1994-04-14
    • Yuji KimuraShigeru Sakai
    • Yuji KimuraShigeru Sakai
    • C01F17/00C04B35/50
    • C01F17/005C01F17/0043
    • An improved method is proposed for the preparation of a powder of a rare earth oxide having good dispersibility containing no agglomerates of particles even without undertaking disintegration indispensable heretofore. The improved method comprises precipitation of a rare earth carbonate by the admixture of an aqueous solution of an inorganic rare earth salt with an aqueous solution of ammonium hydrogen carbonate in an excess amount over the stoichiometrically equivalent amount to give a slurry of the rare earth carbonate which is subjected to heating treatment in two steps each under specified conditions to effect aging of the carbonate precipitates. Characteristically, the aqueous slurry after the first aging treatment is subjected to an adjustment in three differently specified ways prior to the second aging treatment including, first, admixture of an additional amount of ammonium hydrogen carbonate, second, addition of water to decrease the solid content in the slurry and, third, addition of an inorganic acid to decrease the pH of the slurry.
    • 提出了一种改进的方法,用于制备即使不进行迄今不可或缺的分解的具有不含颗粒附聚物的良好分散性的稀土氧化物粉末。 改进的方法包括通过将无机稀土盐的水溶液与过量的碳酸氢铵水溶液以化学计量当量的量混合来沉淀稀土碳酸盐,得到稀土碳酸盐的浆料, 在规定条件下分两步进行加热处理,以使碳酸盐析出物老化。 特征地,第一时效处理后的含水浆料在第二时效处理之前以三种不同的方式进行调节,包括:首先混合附加量的碳酸氢铵,其次,加入水以降低固含量 在浆料中,第三,加入无机酸以降低浆料的pH。
    • 108. 发明授权
    • Pattern recognition method
    • 模式识别方法
    • US4866782A
    • 1989-09-12
    • US250863
    • 1988-09-29
    • Kazuo SugieYoshimasa SainenYuji KimuraTadashi Nishiyama
    • Kazuo SugieYoshimasa SainenYuji KimuraTadashi Nishiyama
    • G01B11/02
    • G01B11/024
    • According to this invention, light is radiated on a pattern to be measured while being scanned, and light reflected by the pattern is received so as to form a light intensity profile curve based on the reflection light corresponding to the pattern width of the pattern to be measured. Then, coefficients of optimal values are calculated by the method of least squares using three sets or more of pattern width values and light intensity values obtained from the light intensity profile curve. A pattern width value (X1) of the pattern to be measured is calculated using equation (II) below having these optimal values as coefficients. A very small line width of a resist film can be easily and accurately measured as a bottom value using an optical apparatus without being influenced by light interference at an edge portion of the pattern to be measured.y1=d/{1+a1.multidot.exp(-b1X1)} (II)y1=a1.sub.1 X.sup.n-2 +a1.sub.2 X.sup.n-3 . . . c1 (IV)
    • 根据本发明,在扫描时将光照射在要测量的图案上,并且接收由图案反射的光,以便基于与图案的图案宽度对应的反射光形成光强度曲线 测量。 然后,通过使用三组以上的图案宽度值和从光强度曲线图获得的光强度值,通过最小二乘法来计算最佳值的系数。 使用以下这些最优值作为系数的等式(II)计算要测量的图案的图案宽度值(X1)。 抗蚀剂膜的线宽可以容易且准确地测量,使用光学装置作为底值,而不受被测图案的边缘部分的光干涉的影响。 y1 = d / {1 + a1xexp(-b1X1)}(II)y1 = a11Xn-2 + a12Xn-3。 。 。 c1(IV)