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    • 53. 发明授权
    • Ultrasonic detection device and ultrasonic diagnostic device
    • 超声波检测装置及超声波诊断装置
    • US09314820B2
    • 2016-04-19
    • US13393918
    • 2010-10-28
    • Takahiro AkiyamaMakoto TakagiKazunari FujiiHidemasa Mizutani
    • Takahiro AkiyamaMakoto TakagiKazunari FujiiHidemasa Mizutani
    • B06B1/00B06B1/02G01N29/24
    • G01N29/2418B06B1/0292G01N29/2406G01N2291/101
    • Provided is an ultrasonic detection device including: a capacitive electromechanical transducer including a cell that includes a first electrode and a second electrode disposed so as to oppose with a space; a voltage source for developing a potential difference between the first electrode and the second electrode; and an electric circuit for converting a current, which is caused by a change in electrostatic capacitance between the first electrode and the second electrode due to vibration of the second electrode, into a voltage, in which the capacitive electromechanical transducer provides an output current with a high-pass characteristic having a first cutoff frequency with respect to a frequency, the electric circuit provides an output with a low-pass characteristic having a second cutoff frequency with respect to the frequency, and the second cutoff frequency is smaller than the first cutoff frequency.
    • 本发明提供一种超声波检测装置,其特征在于,包括:电容式机电换能器,其包括具有与空间对置配置的第一电极和第二电极的电池单元; 用于在第一电极和第二电极之间形成电位差的电压源; 以及用于将由于第二电极的振动而由第一电极和第二电极之间的静电电容的变化引起的电流转换成电压的电路,其中电容式机电换能器提供输出电流 具有相对于频率具有第一截止频率的高通特性,所述电路提供具有相对于所述频率具有第二截止频率的低通特性的输出,并且所述第二截止频率小于所述第一截止频率 。
    • 54. 发明授权
    • Display apparatus
    • 显示装置
    • US07868544B2
    • 2011-01-11
    • US12424656
    • 2009-04-16
    • Ryuichiro IsobeHideo MoriOsamu YuukiTatsuyuki TokunagaHidemasa Mizutani
    • Ryuichiro IsobeHideo MoriOsamu YuukiTatsuyuki TokunagaHidemasa Mizutani
    • H01J1/62
    • H01L51/5281H01L51/524H01L51/5253
    • Provided is a display apparatus capable of reducing external light reflection to reduce an amount of glare of the outside, in which a translucent protection member is provided to cover an observation surface side of a display member including an organic EL light-emitting portion, in order to protect the display member. The display apparatus includes the display member with an organic EL light-emitting portion having a pair of electrodes and an organic compound layer provided between the pair of electrodes; and a casing for housing the display member, wherein a protection member is provided in the casing with a gap from the display member, and wherein a phase member and a polarizing member are formed on the protection member such that the polarizing member is located closer to a light extraction side than the phase member.
    • 提供了一种能够减少外部光反射以减少外部的眩光量的显示装置,其中设置半透明保护构件以按顺序覆盖包括有机EL发光部分的显示构件的观察表面侧 以保护显示器。 显示装置包括具有有机EL发光部分的显示部件,所述有机EL发光部分具有一对电极和设置在该对电极之间的有机化合物层; 以及用于容纳所述显示部件的壳体,其特征在于,在所述壳体内设置有与所述显示部件间隔开的保护部件,在所述保护部件上形成有相位部件和偏振部件, 比相位构件的光提取侧。
    • 55. 发明申请
    • DISPLAY APPARATUS
    • 显示设备
    • US20070133189A1
    • 2007-06-14
    • US11551380
    • 2006-10-20
    • Ryuichiro IsobeHideo MoriOsamu YuukiTatsuyuki TokunagaHidemasa Mizutani
    • Ryuichiro IsobeHideo MoriOsamu YuukiTatsuyuki TokunagaHidemasa Mizutani
    • F21V9/14
    • H01L51/5281H01L51/524H01L51/5253
    • Provided is a display apparatus capable of reducing external light reflection to reduce an amount of glare of the outside, in which a translucent protection member is provided to cover an observation surface side of a display member including an organic EL light-emitting portion, in order to protect the display member. The display apparatus includes the display member with an organic EL light-emitting portion having a pair of electrodes and an organic compound layer provided between the pair of electrodes; and a casing for housing the display member, wherein a protection member is provided in the casing with a gap from the display member, and wherein a phase member and a polarizing member are formed on the protection member such that the polarizing member is located closer to a light extraction side than the phase member.
    • 提供了一种能够减少外部光反射以减少外部的眩光量的显示装置,其中设置半透明保护构件以按顺序覆盖包括有机EL发光部分的显示构件的观察表面侧 以保护显示器。 显示装置包括具有有机EL发光部分的显示部件,所述有机EL发光部分具有一对电极和设置在该对电极之间的有机化合物层; 以及用于容纳所述显示部件的壳体,其特征在于,在所述壳体内设置有与所述显示部件间隔开的保护部件,在所述保护部件上形成有相位部件和偏振部件, 比相位构件的光提取侧。