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    • 4. 发明专利
    • Light diffusive sheet, optical element and image display device
    • 光扩散片,光学元件和图像显示装置
    • JP2003344614A
    • 2003-12-03
    • JP2002153773
    • 2002-05-28
    • Nitto Denko Corp日東電工株式会社
    • NISHIDA AKIHIROYANO SHUJIMAEDA HIROEKONDO TAKASHIHATANAKA TAKEZOSHIGEMATSU TAKAYUKI
    • G02B5/02G02F1/1335G02F1/13357G02F1/13363
    • G02B5/0226G02B5/0278G02F1/133634
    • PROBLEM TO BE SOLVED: To provide a light diffusive sheet having excellent adhesion and durability by maintaining glare shielding, hardly recognizing white blur due to surface dispersion and hardly displaying birefringence. SOLUTION: The light diffusive sheet forms a resin membrane layer forming fine irregular shapes on at least one side of a transparent film, and a light diffusive layer having a lower refractive index than that of the resin membrane layer on a fine irregular shape surface of the resin membrane layer. The transparent film contains (A) a thermoplastic resin having substituted and/or unsubstituted imide group on a side chain, and (B) a thermoplastic resin having substituted and/or unsubstituted phenyl group and nitril group. The low refractive index layer is formed of a material having a polysiloxane structure. Glosiness at 60° of a low refractive index layer surface provided on the surface of the resin membrane layer is 15% or more and 50% or less in the state that the resin membrane layer and the low refractive index layer are formed. COPYRIGHT: (C)2004,JPO
    • 要解决的问题:为了通过保持眩光屏蔽来提供具有优异的粘附性和耐久性的光漫射片,几乎不能识别由于表面分散引起的白色模糊并且几乎不显示双折射。 解决方案:光漫射片形成在透明膜的至少一侧上形成微细的不规则形状的树脂膜层和具有比树脂膜层的折射率低的细微不规则形状的光扩散层 树脂膜层的表面。 透明膜含有(A)在侧链具有取代和/或未取代的酰亚胺基的热塑性树脂,(B)具有取代和/或未取代的苯基和腈基的热塑性树脂。 低折射率层由具有聚硅氧烷结构的材料形成。 在形成树脂膜层和低折射率层的状态下,设置在树脂膜层的表面上的低折射率层表面的60°处的光滑度为15%以上且50%以下。 版权所有(C)2004,JPO
    • 6. 发明专利
    • Wireless power transmission device, adjustment method of load variation responsiveness of input impedance in wireless power transmission device, and method of manufacturing wireless power transmission device
    • 无线电力传输装置的无线电力传输装置的输入阻抗的负载变化响应的调整方法以及制造无线电力传输装置的方法
    • JP2014168358A
    • 2014-09-11
    • JP2013039795
    • 2013-02-28
    • Nitto Denko Corp日東電工株式会社
    • HATANAKA TAKEZOTSUDA NAO
    • H02J17/00H01M10/44H02J7/00
    • H02J5/005H02J7/025H02J17/00H02J50/12
    • PROBLEM TO BE SOLVED: To provide an adjustment method of load variation responsiveness of input impedance in a wireless power transmission device which allows for control of electric energy supplied, by adjusting the coupling coefficients between coils provided in the wireless power transmission device, without adding an extra apparatus, thereby adjusting the load variation responsiveness.SOLUTION: In order to adjust the load variation responsiveness (variation in the input impedance of a wireless power transmission device for unit variation of the load impedance Zof a power supplied apparatus) of the input impedance Zin the wireless power transmission device 1 for supplying power from a power supply module 2 to a power reception module 3 connected with power supplied apparatus (stable circuit 7, charging circuit 8, lithium ion secondary battery 9) by changing the magnetic field, the coupling coefficients kbetween a power supply coil 21 and a power supply resonator 22, or the coupling coefficients kbetween power reception resonator 32 and a power reception coil 31 are adjusted, respectively.
    • 要解决的问题:提供一种无线电力传输装置中的输入阻抗的负载变化响应性的调整方法,其通过调整设置在无线电力传输装置中的线圈之间的耦合系数,而不增加 额外的装置,从而调整负载变化响应性。解决方案:为了调整输入阻抗Zin的负载变化响应性(无线功率传输装置的输入阻抗对供电装置的负载阻抗Z的单位变化的变化) 无线电力传输装置1,用于通过改变磁场向电力供给装置(稳定电路7,充电电路8,锂离子二次电池9)供电的电力供给模块3供给电力,耦合系数 k在电源线圈21和电源谐振器22之间,或耦合器 功率接收谐振器32和受电线圈31之间的系数k分别被调整。
    • 7. 发明专利
    • Wireless power transmission device, supply power control method of wireless power transmission device and manufacturing method of wireless power transmission device
    • 无线电力传输装置的无线电力传输装置的供电控制方法及无线电力传输装置的制造方法
    • JP2014155375A
    • 2014-08-25
    • JP2013024636
    • 2013-02-12
    • Nitto Denko Corp日東電工株式会社
    • HATANAKA TAKEZOTSUDA NAO
    • H02J17/00H01F38/14H01M10/46H02J7/00
    • H02J50/12H02J5/00H02J5/005H02J7/025
    • PROBLEM TO BE SOLVED: To provide a wireless power transmission device, a supply power control method capable of controlling power to be supplied by setting a value of input impedance by freely adjusting a capacitance value of a capacitor or a coil provided in the wireless power transmission device, and a manufacturing method thereof.SOLUTION: As a supply power control method of a wireless power transmission device 1 for supplying power from a power supply module 2 including a power supply coil 21 and a power supply resonator 22 to a power reception module 3 including a power reception resonator 32 and a power reception coil 31 while changing a magnetic field, power is supplied with such a value that a drive frequency of power to be supplied to the power supply module 2 does not become a resonant frequency in the power supply module 2 and the power reception module 3. Element values of circuit elements forming the power supply module 2 and the power reception module 3 are defined as parameters and the parameter are changed, respectively. Thus, power to be supplied is adjusted by setting input impedance Zof the wireless power transmission device 1.
    • 要解决的问题:提供一种无线电力传输装置,该电力供应控制方法能够通过自由调节设置在无线电力传输中的电容器或线圈的电容值来设定输入阻抗值来控制供电功率 装置及其制造方法。解决方案:作为用于从包括电源线圈21和电源谐振器22的电源模块2向电力接收模块3供电的无线电力传输装置1的电力供应控制方法 包括电力接收谐振器32和受电线圈31,在改变磁场的同时,以提供给电源模块2的电力的驱动频率不会变为电源的谐振频率的值提供电力 模块2和电力接收模块3.形成电源模块2和电力接收模块3的电路元件的元件值被定义为参数 分别改变参数和参数。 因此,通过设定无线电力传输装置1的输入阻抗Z来调整供电功率。
    • 8. 发明专利
    • Method for forming magnetic field space
    • 形成磁场空间的方法
    • JP2013240263A
    • 2013-11-28
    • JP2012268650
    • 2012-12-07
    • Nitto Denko Corp日東電工株式会社
    • HATANAKA TAKEZOINOUE MAYATSUDA NAO
    • H02J17/00
    • H01F41/04H01F38/14H02J7/025H02J17/00H02J50/12H02J50/70H04B5/0037H04B5/0075Y10T29/4902
    • PROBLEM TO BE SOLVED: To provide a method for forming a magnetic field space which intentionally forms a magnetic field space having a low magnetic field strength between a coil of a feeding module and a coil of a receiving module, and controls the formation position of the magnetic field space having a low magnetic field strength, the size of the magnetic field space and the shape of the magnetic field space.SOLUTION: A feeding resonator 22 can supply power to a receiving resonator 32 by a resonance phenomenon to form a magnetic field space Z having a relatively low magnetic field strength between the feeding resonator 22 and the receiving resonator 32. The frequency of AC power supplied from an AC power supply to a feeding module 2 can be set to an anti-phase resonance mode or an in-phase resonance mode to change the formation position of the magnetic field space Z, and a distance A between a feeding coil 21 and the feeding resonator 22 and a distance B between the receiving resonator 32 and a receiving coil 31 can be changed to change the size of the magnetic field space Z.
    • 要解决的问题:提供一种用于形成磁场空间的方法,其有意地形成在馈送模块的线圈和接收模块的线圈之间具有低磁场强度的磁场空间,并且控制所述磁场空间的形成位置 具有低磁场强度的磁场空间,磁场空间的尺寸和磁场空间的形状。解决方案:馈送谐振器22可以通过谐振现象向接收谐振器32供电,以形成磁场空间 Z在馈电谐振器22和接收谐振器32之间具有相对低的磁场强度。从AC电源向馈电模块2提供的AC电力的频率可以被设置为反相谐振模式或同相 谐振模式以改变磁场空间Z的形成位置,馈送线圈21和馈电谐振器22之间的距离A和接收谐振器之间的距离B r 32和接收线圈31可以改变以改变磁场空间Z的尺寸。
    • 9. 发明专利
    • 無線電力伝送装置及び無線電力伝送装置の電力供給方法
    • 无线电力传输装置的无线电力传输装置和电源方法
    • JP2014241668A
    • 2014-12-25
    • JP2013122697
    • 2013-06-11
    • 日東電工株式会社Nitto Denko Corp
    • TSUDA NAOHATANAKA TAKEZO
    • H02J17/00
    • H02J5/005H02J7/025H02J17/00H02J50/12H02J50/70
    • 【課題】給電モジュール及び受電モジュールの周辺に発生する磁界の強度を抑制しつつ、新たな機器を設けずに、給電モジュールと受電モジュールとが給電可能領域にない場合(待機状態)における給電モジュールの消費電力を低減することができる無線電力伝送装置、及び、無線電力伝送装置の電力供給方法を提供する。【解決手段】交流電源6に接続された給電モジュール2から、受電モジュール3に対して共振現象を利用して電力を供給する給電モジュール2に関して、磁界空間Z1、Z2が形成されていない待機状態における給電モジュール2の入力インピーダンスZinが、磁界空間Z1、Z2が形成されている給電状態における給電モジュール2及び受電モジュール3の入力インピーダンスZinよりも大きくなる、電源周波数で作動させる。【選択図】図18
    • 要解决的问题:提供一种能够在电源模块和电力接收模块(待机状态)下能够降低电源模块的功耗的无线电力传输装置的无线电力传输装置和电力供给方法, 不在电源可能区域内,同时抑制在电源模块和电力接收模块周围产生的磁场的强度,并且不提供附加装置。解决方案:电源模块2,其连接到AC电源6 并且通过使用共振现象向受电模块3供电,在未形成磁场空间Z1,Z2的待机状态下的电源模块2的输入阻抗Z为电源频率的情况下被激活 高于形成磁场空间Z1,Z2的供电状态下的受电模块3和电源模块2的输入阻抗Z。