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    • 1. 发明申请
    • MEASUREMENT APPARATUS AND RECORDING MEDIUM
    • 测量装置和记录介质
    • US20100315061A1
    • 2010-12-16
    • US12614728
    • 2009-11-09
    • Masayuki TOMITAMasahiko MUTOTakeshi TAKAHASHI
    • Masayuki TOMITAMasahiko MUTOTakeshi TAKAHASHI
    • G01R23/14
    • H04L25/03159G01R23/16H04B17/318H04L1/206
    • Provided is a measurement apparatus that measures power of a modulated signal that is modulated with a carrier signal having a prescribed frequency, comprising an AD converting section that outputs a digital modulated signal obtained by AD converting the modulated signal; a frequency converting section that converts the digital modulated signal into a frequency component signal representing a plurality of signal components at respective frequencies; a correction coefficient output section that outputs, for each frequency, a correction coefficient corresponding to a frequency characteristic of a transmission path on which the modulated signal is transmitted; a correcting section that corrects the signal component of each frequency in the frequency component signal using the correction coefficient of the corresponding frequency; and a power calculating section that calculates the power of the modulated signal based on the signal component of each frequency in the corrected frequency component signal.
    • 提供一种测量装置,其测量利用具有规定频率的载波信号进行调制的调制信号的功率,包括:AD转换部,其输出通过AD转换所获得的调制信号而获得的数字调制信号; 频率转换部分,其将数字调制信号转换成表示各个频率的多个信号分量的频率分量信号; 校正系数输出部,对于每个频率,输出与发送所述调制信号的传输路径的频率特性相对应的校正系数; 校正部,其使用相应频率的校正系数校正频率分量信号中的每个频率的信号分量; 以及功率计算部,其基于所述校正后的频率分量信号中的各频率的信号分量来计算所述调制信号的功率。
    • 2. 发明申请
    • WAVEFORM GENERATION DEVICE, WAVEFORM GENERATION METHOD, AND PROGRAM
    • 波形发生装置,波形发生方法和程序
    • US20100164555A1
    • 2010-07-01
    • US12614761
    • 2009-11-09
    • Takeshi TAKAHASHIMasayuki TOMITA
    • Takeshi TAKAHASHIMasayuki TOMITA
    • G06F1/02
    • G01R31/2841G06F1/0321
    • Provided is a waveform generating apparatus that generates a signal having an arbitrary waveform, comprising a waveform memory that stores a plurality of pieces of waveform data that each include a sequence of signal values; a filtering section that (i) reads from the waveform memory a piece of waveform data serving as a basis for a waveform to be generated, from among the plurality of pieces of waveform data, (ii) performs a conversion by filtering the read piece of waveform data to obtain a piece of converted waveform data, and (iii) writes to the waveform memory the piece of converted waveform data; and a waveform output section that reads the piece of converted waveform data from the waveform memory and outputs a signal having a waveform corresponding to the sequence of signal values of the read piece of converted waveform data.
    • 提供一种波形发生装置,其生成具有任意波形的信号,包括:波形存储器,其存储多个波形数据,每个波形数据包括信号值序列; (i)从波形存储器中读取作为要生成的波形的基础的一条波形数据,从多条波形数据中读出,(ii)通过对读取的片段进行滤波来进行转换 波形数据以获得一段转换的波形数据,以及(iii)向波形存储器写入该转换的波形数据; 以及波形输出部分,其从波形存储器读取转换的波形数据,并输出具有对应于读取的转换波形数据的信号值序列的波形的信号。
    • 9. 发明申请
    • ACTIVE MATERIAL, METHOD OF MANUFACTURING ACTIVE MATERIAL, ELECTRODE, AND LITHIUM-ION SECONDARY BATTERY
    • 活性材料,制造活性材料,电极和锂离子二次电池的方法
    • US20100233545A1
    • 2010-09-16
    • US12723101
    • 2010-03-12
    • Atsushi SANOKeitaro OTSUKIYousuke MIYAKITakeshi TAKAHASHIAkiji HIGUCHI
    • Atsushi SANOKeitaro OTSUKIYousuke MIYAKITakeshi TAKAHASHIAkiji HIGUCHI
    • H01M4/48H01M4/88H01M4/485
    • H01M4/131C01B25/45H01M4/5825H01M4/625Y10T428/2982Y10T428/2991
    • The first aspect of the invention provides a method of manufacturing an active material capable of selectively synthesizing β-LiVOPO4. The method of manufacturing an active material in accordance with the first aspect comprises a hydrothermal synthesis step of heating a mixture containing a lithium source, a phosphate source, a vanadium source, and water and having a pH of 7 or less; and a firing step of firing the mixture after being heated under pressure in the hydrothermal synthesis step. The second aspect of the invention provides an active material capable of attaining a sufficient discharge capacity at a high discharge current density, an electrode containing the same, and a lithium-ion secondary battery containing the electrode. The active material in accordance with the second aspect contains an active material particle mainly composed of LiVOPO4 having a β-type crystal structure and a plurality of hemispherical carbon particles, supported on a surface of the active material particle, having a height of 5 to 20 nm, and has an average primary particle size of 50 to 1000 nm.
    • 本发明的第一方面提供了一种能够选择性地合成一种-LiVOPO4的活性材料的制造方法。 根据第一方面的制造活性材料的方法包括水热合成步骤,其加热含有锂源,磷酸盐源,钒源和水并且pH为7以下的混合物; 以及在水热合成步骤中在加压下对混合物进行焙烧的烧成步骤。 本发明的第二方面提供能够以高放电电流密度获得足够的放电容量的活性材料,含有该放电电容的电极和含有该电极的锂离子二次电池。 根据第二方面的活性物质包含主要由LiVOPO4构成的活性物质粒子,该活性物质粒子具有负载在活性物质粒子的表面上的具有“b”型晶体结构的多个半球形碳粒子,其高度为5〜 20nm,平均一次粒径为50〜1000nm。