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    • 2. 发明申请
    • FATTY TISSUE IMAGE DISPLAY DEVICE
    • 脂肪组织图像显示装置
    • US20130018262A1
    • 2013-01-17
    • US13637999
    • 2011-03-25
    • Toshiyuki MatsunakaHiromichi HorinakaHiroyasu MorikawaTomohiro Ogawa
    • Toshiyuki MatsunakaHiromichi HorinakaHiroyasu MorikawaTomohiro Ogawa
    • A61B8/14A61B8/08A61F7/00
    • A61B8/0858A61B5/4872A61B8/14A61B8/5223
    • Provided is a fatty tissue image display device capable of displaying an index indicating the degree of progress of fatty change. The fatty tissue image display device is provided with a light source (3), an ultrasonic wave transmission/reception mechanism (2, 5), an ultrasonic wave velocity change analysis unit (24) which calculates the change in the velocity of the ultrasonic waves after irradiation with a heating beam as compared to before irradiation with light, an ultrasonic wave velocity change image display control unit (25) which displays as a tomographic image the distribution of the calculated change in the velocity of the ultrasonic waves, a region-of-interest designation unit (26) which waits for the designation of a region of interest, a histogram calculation unit (27) which, on the basis of luminance information or color information within the designated region of interest, calculates the histograms of a fatty region showing a negative change in the velocity of the ultrasonic waves and a normal region showing a positive change in the velocity of the ultrasonic waves, and a fatty change index calculation unit (28) which, from the calculated histograms of the fatty region and the normal region, calculates a fatty change index that is the index of the proportion of fatty tissue.
    • 提供了能够显示表示脂肪变化进展程度的指标的脂肪组织图像显示装置。 脂肪组织图像显示装置设置有光源(3),超声波发送/接收机构(2,5),超声波速度变化分析单元(24),其计算超声波的速度变化 在与光照射之前用加热光束照射之后,超声波速度变化图像显示控制单元(25)显示计算出的超声波速度的变化的分布,该超声波速度变化图像显示控制单元作为断层图像, 等待指定感兴趣区域的兴趣指定单元(26),直方图计算单元(27),其基于所指定的感兴趣区域内的亮度信息或颜色信息,计算脂肪区域的直方图 显示出超声波的速度的负变化和表示超声波的速度的正变化的正常区域,以及脂肪变化指数计算 根据所计算的脂肪区域和正常区域的直方图,计算作为脂肪组织的比例的指标的脂肪变化指数。
    • 4. 发明申请
    • FUEL CELL
    • 燃料电池
    • US20120214082A1
    • 2012-08-23
    • US13383084
    • 2010-05-21
    • Hiroaki TakeuchiTomohiro OgawaRyouichi NanbaTakumi TaniguchiShinji JomoriKoichiro IkedaShigeki HasegawaMasayuki ItoHitoshi HamadaNaohiro Takeshita
    • Hiroaki TakeuchiTomohiro OgawaRyouichi NanbaTakumi TaniguchiShinji JomoriKoichiro IkedaShigeki HasegawaMasayuki ItoHitoshi HamadaNaohiro Takeshita
    • H01M8/10
    • H01M8/04089H01M4/8605H01M4/8668H01M8/0267H01M8/0273H01M8/04119H01M8/242H01M2008/1095Y02E60/50
    • A fuel cell is disclosed comprising: a power generation layer including an electrolyte membrane, and an anode and a cathode provided on respective surfaces of the electrolyte membrane; a fuel gas flow path layer located on a side of the anode of the power generation layer to supply a fuel gas to the anode while flowing the fuel gas along a flow direction of the fuel gas approximately orthogonal to a stacking direction in which respective layers of the fuel cell are stacked; and an oxidizing gas flow path layer located on a side of the cathode of the power generation layer to supply an oxidizing gas to the cathode while flowing the oxidizing gas along a flow direction of the oxidizing gas opposed to the flow direction of the fuel gas. A power generation area of the fuel cell, in which electric power is generated, has an upstream region including a most upstream position along the flow direction of the fuel gas and a downstream region including a most downstream position along the flow direction of the fuel gas. A midstream region, which is a remaining region of the power generation area other than the upstream region and the downstream region, has higher water vapor transfer resistance between the anode side and the cathode side than the upstream region and the downstream region.
    • 公开了一种燃料电池,包括:包括电解质膜的发电层和设置在电解质膜的各个表面上的阳极和阴极; 位于所述发电层的阳极侧的燃料气体流路层,用于向所述阳极供给燃料气体,同时使所述燃料气体沿所述燃料气体的流动方向大致垂直于层叠方向 燃料电池堆叠; 以及氧化气体流路层,其位于发电层的阴极侧,以向氧化剂气体沿与燃料气体的流动方向相反的氧化气体的流动方向流动而向氧化气体供给氧化气体。 燃料电池的产生电力的发电区域沿着燃料气体的流动方向具有包括最上游位置的上游区域和沿着燃料气体的流动方向的包括最下游位置的下游区域 。 作为上游区域和下游区域以外的发电区域的剩余区域的中游区域,在阳极侧和阴极侧之间比上游区域和下游区域具有更高的水蒸气传递阻力。
    • 6. 发明申请
    • CURRENT SWITCH CIRCUIT AND D/A CONVERTER, SEMICONDUCTOR INTEGRATED CIRCUIT, AND COMMUNICATION DEVICE USING THE SAME
    • 电流切换电路和D / A转换器,半导体集成电路和使用该电路的通信装置
    • US20090174587A1
    • 2009-07-09
    • US12278367
    • 2007-10-23
    • Tomohiro OgawaHeiji Ikoma
    • Tomohiro OgawaHeiji Ikoma
    • H03M1/74G05F1/10
    • H03K17/302H03K17/687H03K2217/0018H03M1/742
    • [Means for Solving the Problem] In a current switch circuit A used for a current steering D/A converter, a current switch basic circuit 1 includes first and second transistors Tr121 and Tr122 included in a differential switch 12. A threshold voltage control circuit 5 has an output terminal Vbout controlling the substrate voltage to be outputted to the substrate terminal of each of the two transistors Tr121 and Tr122 included in the differential switch 12 for controlling the threshold voltage of the two transistors of the differential switch. Accordingly, the present invention improves the decrease in the dynamic range of the current switch basic circuit 1 dependent on the threshold of each of the two transistors in the differential switch 12 and realizes a wider output voltage range without causing deterioration in properties even in a case that the power voltage is reduced in the current switch basic circuit 1.
    • 解决问题的手段在用于电流转向D / A转换器的电流开关电路A中,电流开关基本电路1包括差分开关12中包括的第一和第二晶体管Tr121和Tr122。阈值电压控制电路5 具有控制基板电压的输出端子Vbout输出到差分开关12中包括的两个晶体管Tr121和Tr122中的每一个的基板端子,用于控制差分开关的两个晶体管的阈值电压。 因此,本发明根据差分开关12中的两个晶体管的阈值来改善电流开关基本电路1的动态范围的降低,并且实现更宽的输出电压范围而不会导致性能劣化,即使在这种情况下 在电流开关基本电路1中电源电压降低。
    • 7. 发明申请
    • FUEL BATTERY
    • 燃油电池
    • US20090130520A1
    • 2009-05-21
    • US12305209
    • 2007-10-18
    • Tomohiro OgawaKimihide HorioMasaru TsunokawaIkuyasu Kato
    • Tomohiro OgawaKimihide HorioMasaru TsunokawaIkuyasu Kato
    • H01M8/10
    • H01M8/04089H01M8/0258H01M8/241H01M8/2457
    • A fuel cell that can prevent local accumulation of a reaction-irrelevant gas in the fuel cell. A gas diffusion layer is stacked on a membrane electrode assembly, which is a stack of an electrolyte membrane and electrode catalyst layers. A separator including gas flow channels is attached to the gas diffusion layer such that the gas flow channels are adjacent to the gas diffusion layer. A gas distribution channel through which gas supplied to the membrane electrode assembly flows is formed in the separator. The gas flow channels communicate with the gas distribution channel at upstream ends thereof and are substantially closed at downstream ends thereof. The gas flow channels are configured so that downstream parts of the gas flow channels and upstream parts of the gas flow channels are adjacent to each other.
    • 一种燃料电池,其可以防止燃料电池中反应无关的气体的局部积聚。 气体扩散层层叠在作为电解质膜和电极催化剂层的堆叠的膜电极接合体上。 包括气体流动通道的分离器附接到气体扩散层,使得气体流动通道与气体扩散层相邻。 在隔板中形成供给膜电极组件的气体流过的气体分配通道。 气体流动通道在其上游端与气体分配通道连通,并且在其下游端基本上闭合。 气体流动通道被构造成使得气体流动通道的下游部分和气体流动通道的上游部分彼此相邻。
    • 9. 发明申请
    • FUEL CELL BATTERY SYSTEM
    • 燃油电池系统
    • US20100173219A1
    • 2010-07-08
    • US12377062
    • 2007-08-09
    • Tomohiro OgawaKazunori Shibata
    • Tomohiro OgawaKazunori Shibata
    • H01M8/24
    • H01M8/04089H01M4/92H01M8/04231H01M8/24H01M8/242H01M8/2483
    • A fuel cell battery (2) has a structure in which a plurality of cells are stacked and in-series connected. The cells include a cell (15), and one or more cells (16) of a cell stack (11). Hydrogen that has entered the fuel cell battery (2) from a channel (12) is supplied to each cell through a supply manifold (13). After the amount of hydrogen needed for power generation is consumed, gas is discharged as a fuel off-gas into a discharge manifold (14), and then flows into the cell (15). This prevents impurities contained in the fuel off-gas from being accumulated in the cells (16), and causes the impurities to be accumulated in the cell (15). Thus, variations in the amount of power generation among the cells can be restrained in a fuel cell battery system that employs a dead-end method.
    • 燃料电池(2)具有将多个电池堆叠并串联连接的结构。 细胞包括细胞(15)和细胞堆叠(11)的一个或多个细胞(16)。 从通道(12)进入燃料电池单元(2)的氢气通过供给歧管(13)供给每个电池。 在消耗发电所需的氢气量之后,将气体作为燃料废气排放到排放歧管(14)中,然后流入电池(15)。 这样可防止燃料废气中所含的杂质积聚在电池(16)中,并使杂质积聚在电池(15)中。 因此,在使用死端方式的燃料电池电池系统中,能够抑制电池的发电量的变化。