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    • 2. 发明申请
    • RESIN COMPOSITION AND FOAMED MOLDED BODY
    • 树脂组合物和发泡模体
    • US20120053258A1
    • 2012-03-01
    • US13131118
    • 2010-03-31
    • Shun KayamaMinoru TomitaYukiko ShimizuTerumitsu KotaniKei Takahashi
    • Shun KayamaMinoru TomitaYukiko ShimizuTerumitsu KotaniKei Takahashi
    • C08L23/12C08L31/04C08L25/06C08L75/00C08L23/06C08K3/26C08L55/02
    • C08K9/08
    • A first resin composition of the present invention is characterized by comprising (A) at least one thermoplastic resin selected from polypropylenes, polystyrenes, acrylonitrile-butadiene-styrene copolymers, polycarbonates, polyethylenes and thermoplastic elastomers, (B) filler such as a crushed shell material or the like, and (C) binder component. A second resin composition of the present invention is characterized by comprising (A′) thermoplastic resin such as an acrylonitrile-butadiene-styrene copolymer or the like and (B′) crushed shell material, wherein the elastic modulus thereof is 1750 to 2950 MPa. A third resin composition of the present invention is characterized by comprising (A″) thermoplastic resin and (B″) crushed shell material, wherein the surface hardness thereof measured using a durometer is 12 to 85. The resin compositions of the present invention can provide molded bodies excellent in gloss, mechanical strength, and dimensional stability.
    • 本发明的第一种树脂组合物的特征在于包含(A)至少一种选自聚丙烯,聚苯乙烯,丙烯腈 - 丁二烯 - 苯乙烯共聚物,聚碳酸酯,聚乙烯和热塑性弹性体的热塑性树脂,(B)填料如破碎壳材料 (C)粘合剂成分。 本发明的第二种树脂组合物的特征在于包含(A')热塑性树脂如丙烯腈 - 丁二烯 - 苯乙烯共聚物等和(B')破碎的壳材料,其弹性模量为1750至2950MPa。 本发明的第三种树脂组合物的特征在于包含(A“)热塑性树脂和(B”)破碎的壳材料,其中使用硬度计测量的表面硬度为12至85.本发明的树脂组合物可提供 成型体的光泽度,机械强度和尺寸稳定性优异。
    • 9. 发明授权
    • DC/DC converter, power supply circuit, and semiconductor device
    • DC / DC转换器,电源电路和半导体器件
    • US08710762B2
    • 2014-04-29
    • US13154827
    • 2011-06-07
    • Kei TakahashiJun KoyamaMasato Ishii
    • Kei TakahashiJun KoyamaMasato Ishii
    • H02M1/36
    • H02M3/156H01L27/1225H01L27/1251H02M3/155Y02B70/1483
    • Provided is a DC-DC converter with improved power conversion efficiency. A transistor which is incorporated in the DC-DC converter and functions as a switching element for controlling output power includes, in its channel formation region, a semiconductor material having a wide band gap and significantly small off current compared with silicon. The transistor further comprises a back gate electrode, in addition to a general gate electrode, and a back gate control circuit for controlling a potential applied to the back gate electrode in accordance with the output power from the DC-DC converter. The control of the potential applied to the back gate electrode by the back gate control circuit enables the threshold voltage to decrease the on-state resistance when the output power is high and to increase the off-state current when the output power is low.
    • 提供了具有改善的功率转换效率的DC-DC转换器。 结合在DC-DC转换器中并用作用于控制输出功率的开关元件的晶体管在其沟道形成区域中包括与硅相比具有宽带隙和显着小的截止电流的半导体材料。 该晶体管还包括除普通栅电极之外的背栅电极和用于根据来自DC-DC转换器的输出功率来控制施加到背栅极的电位的背栅控制电路。 通过背栅极控制电路控制施加到背栅电极的电位,能够在输出功率较高时使阈值电压降低导通电阻,并且在输出功率较低时增加截止电流。
    • 10. 发明授权
    • In-vehicle pulse radar
    • 车载脉冲雷达
    • US08552904B2
    • 2013-10-08
    • US13611138
    • 2012-09-12
    • Kei TakahashiSadao MatushimaToshihide Fukuchi
    • Kei TakahashiSadao MatushimaToshihide Fukuchi
    • G01S13/00
    • G01S7/03G01S7/038G01S7/2806G01S7/285G01S13/10G01S13/931
    • There is provided an in-vehicle pulse radar that permits to detect information on an object accurately by temporally separating a noise signal mixed into a receiving signal by applying a delay time with a simple configuration. A baseband signal down-converted by a frequency converter (152) is output to a signal processing section (102) through a board-to-board connector (103) after passing through a delay circuit (153). Still further, a control signal is output to a switching circuit (151) from a control signal generating section (162) through the board-to-board connector (103). The delay circuit (153) increases a time lag from when the control signal passes through the board-to-board connector (103) until when the baseband signal passes through the board-to-board connector (103) by applying a predetermined delay time to the baseband signal. Thereby, the baseband signal receives no interference from the control signal.
    • 提供了一种车载脉冲雷达,其允许通过以简单的配置应用延迟时间来临时分离混合到接收信号中的噪声信号来精确地检测对象上的信息。 由变频器(152)下变频的基带信号通过延迟电路(153)后通过板对板连接器(103)输出到信号处理部(102)。 此外,控制信号通过板对板连接器(103)从控制信号产生部分(162)输出到开关电路(151)。 延迟电路153增加了从控制信号通过板对板连接器(103)直到基带信号通过板对板连接器(103)通过施加预定的延迟时间 到基带信号。 因此,基带信号不受到来自控制信号的干扰。