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WO2012005306A1 - 入力装置 - Google Patents

入力装置 Download PDF

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Publication number
WO2012005306A1
WO2012005306A1 PCT/JP2011/065510 JP2011065510W WO2012005306A1 WO 2012005306 A1 WO2012005306 A1 WO 2012005306A1 JP 2011065510 W JP2011065510 W JP 2011065510W WO 2012005306 A1 WO2012005306 A1 WO 2012005306A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
layer
display
panel
display panel
Prior art date
Application number
PCT/JP2011/065510
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
舛本　好史
Original Assignee
アルプス電気株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by アルプス電気株式会社 filed Critical アルプス電気株式会社
Priority to CN201180018171.1A priority Critical patent/CN102834796B/zh
Priority to KR1020127018158A priority patent/KR101285524B1/ko
Priority to JP2011551361A priority patent/JP4963523B2/ja
Publication of WO2012005306A1 publication Critical patent/WO2012005306A1/ja

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0445—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using two or more layers of sensing electrodes, e.g. using two layers of electrodes separated by a dielectric layer
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0446—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes

Definitions

  • the present invention relates to an input device that is disposed in front of a display panel such as an electroluminescence panel or a liquid crystal display panel and can perform operation input using an input panel such as a capacitance detection type.
  • an input device having a translucent input panel is installed on the surface of the display panel.
  • the input panel is, for example, a capacitance detection type, includes translucent electrodes that cross each other, and detects the capacitance formed between the electrode and the finger when the finger contacts the panel surface. The finger contact position is specified.
  • the touch panel described in the following Patent Document 1 is provided with a capacitance detection type touch panel on the surface of the liquid crystal display element, and on the front side of the touch panel, a quarter-wave retardation plate and a polarizing plate are provided, A quarter-wave retardation plate is provided on the back side of the touch panel facing the display panel.
  • Light entering from the outside is converted into linearly polarized light by the front polarizing plate, passes through the front retardation plate, and becomes circularly polarized light.
  • the phase of the reflected light is shifted by ⁇ / 2.
  • the reflected light passes through the front phase difference plate and returns, the polarization direction becomes linearly polarized light orthogonal to the transmission axis of the polarizing plate, and the reflected light is blocked so as not to go outside.
  • the linearly polarized display light emitted from the liquid crystal display element is transmitted through both the back side retardation plate and the front side retardation plate, so that the polarization direction coincides with the direction of the transmission axis of the polarizing plate. Since it becomes linearly polarized light, it can pass through this polarizing plate. Thereby, loss of display light is reduced.
  • a linear polarizing plate and a ⁇ / 4 phase difference plate are provided on the front side of the touch switch, and a ⁇ / 4 phase difference plate is provided on the back side of the touch switch.
  • this invention can block reflection of light incident from the outside, and display light emitted from the liquid crystal display device is sent out as linearly polarized light.
  • the touch panel described in Patent Document 3 below is a capacitive type having a translucent electrode layer, a side on which a ⁇ / 4 phase difference plate is provided on the side facing the display panel, and display light is emitted. Is provided with a polarizing plate. Moreover, the structure where a touch panel is arrange
  • a ⁇ / 4 phase difference plate is provided on the side facing the display panel, and a polarizing plate is provided in front of the ⁇ / 4 phase difference plate, so that it is reflected in the panel. The reflected light and the reflected light reflected by the surface of the display panel are blocked. On the other hand, the display light emitted from the display panel is converted into linearly polarized display light to be transmitted forward in order to finally pass through the polarizing plate.
  • the display light becomes extremely dark when the relative angle between the transmission axis of the polarizing plate provided on the touch panel and the transmission axis of the sunglasses crosses. Or the screen may appear colored.
  • the present invention solves the above-described conventional problems, such as sunglasses having a polarization function so that the reflected light can be blocked when the external light is reflected inside, and the display light does not become linearly polarized light. It is an object of the present invention to provide an input device that makes it easy for a user who wears the display to view the displayed content.
  • an object of the present invention is to provide an input device having a structure that can easily be thinned by reducing the number of layers by combining the layers constituting the input panel with a ⁇ / 4 phase difference function and a polarization function.
  • the present invention provides an input device including a translucent input panel and having a rear surface facing the display panel and a front surface from which display light is emitted.
  • the rear surface is disposed in front of the display panel via an air layer, and is positioned between the rear surface and the front surface between the two ⁇ / 4 retardation layers and the two ⁇ / 4 retardation layers.
  • the light conversion layer provided with the polarizing layer to be provided is provided.
  • the input device of the present invention can be structured such that an air layer is formed between the input panel and the display panel and no adhesive layer is interposed, bubbles enter the adhesive layer that bonds the input panel and the display panel. There is no problem.
  • the light conversion layer in front of the air layer, it is possible to block the light reflected at the boundary surface between the air layer and the display panel, and it is difficult for the reflected light from the boundary surface to deteriorate the display quality.
  • the light conversion layer is a ⁇ / 4 phase difference layer on the display light transmission side, the display light is converted into circularly polarized light instead of linearly polarized light and emitted. For this reason, when the user wears sunglasses having a polarization function or the like, the problem that the display light is darkened or colored is hardly caused regardless of the direction of the input device.
  • the input panel itself is the light conversion layer, the two base sheets having a light-transmitting electrode layer, and the light-transmitting insulation positioned between the base sheets. It is preferable that the two substrate sheets are the ⁇ / 4 retardation layer and the insulating layer is a polarizing layer.
  • the number of layers of the input device can be reduced and the thickness can be reduced by combining the three layers constituting the translucent input panel as the ⁇ / 4 retardation layer and the polarizing layer. It becomes easy.
  • the input panel is preferably a capacitance detection type that does not include an air layer.
  • the display panel emits display light of artificial light that is not linearly polarized light or circularly polarized light.
  • the display panel emits linearly polarized display light
  • a ⁇ / 4 retardation layer is further provided between the display panel and the light conversion layer.
  • the reflected light from the interface between the air layer and the display panel can be blocked by the light conversion layer, thereby reducing the display quality due to the reflected light. It becomes easy to prevent.
  • the display light of the display panel passes through the ⁇ / 4 retardation layer and is sent out as circularly polarized light, the user who wears sunglasses having a polarizing function changes the direction of the mobile device. Even so, the display light can be prevented from being darkened or colored.
  • the number of layers constituting the input device can be reduced and the thickness can be easily reduced.
  • FIG. 3 is an exploded perspective view of a portable device on which the input device according to the embodiment of the invention is mounted; Sectional drawing which shows the input device and display panel of the 1st Embodiment of this invention, Sectional drawing which shows the input device and display panel of the 2nd Embodiment of this invention, An exploded perspective view showing an example of the input panel,
  • the portable device 10 shown in FIG. 1 is used as a mobile phone, a portable information processing device, a portable storage device, a portable game device, or the like.
  • the portable device 10 has a case 2 made of synthetic resin.
  • the case 2 has a recess 3 that is open at the top, and a circuit board on which an electronic circuit is mounted and a display panel 30 are housed in the recess 3.
  • the opening of the recess 3 is closed with the input device 20 according to the embodiment of the present invention.
  • the input device 20 includes a display area 20a through which display light from the display panel 30 is transmitted and a non-display area 20b through which light surrounding the display area 20a cannot be transmitted.
  • the display panel 30 shown in FIG. 2 is a self-luminous panel such as an electroluminescence panel.
  • the display light emitted from the display panel 30 is artificial light in a state close to natural light, not linearly polarized light, circularly polarized light, or elliptically polarized light.
  • the display panel 30 has a front surface 30a from which display light is emitted.
  • a spacer 31 is fixed to the front surface 30a, and the input device 20 is fixed in front of the spacer 31.
  • the surface facing the display panel 30 is the rear surface 20c, and the surface from which the display light is sent out is the front surface 20d.
  • the spacer 31 has a frame shape surrounding the display area 20a of the input device 20, and a thin air layer 32 is formed between the front surface 30a of the display panel 30 and the rear surface 20c of the input device 20 in the display area 20a.
  • the spacer 31 is a double-sided adhesive tape, an adhesive layer, or an adhesive layer.
  • the input device 20 has a translucent input panel 40.
  • the translucency in this specification means a state capable of transmitting light, such as transparent or translucent, and means that the total light transmittance is 50% or more, preferably 80% or more.
  • the input panel 40 includes a translucent rear substrate 41 and a front substrate 42 and an insulating layer 43 sandwiched between the rear substrate 41 and the front substrate 42.
  • a first electrode layer 44 is formed on the front surface 41 a of the rear substrate 41
  • a second electrode layer 45 is formed on the front surface 42 a of the front substrate 42.
  • the first electrode layer 44 and the second electrode layer 45 are each formed of a plurality of conductive layers formed in parallel to each other, and the first electrode layer 44 and the second electrode layer 45 are composed of the insulating layer 43. Further, they are formed in directions orthogonal to each other with the front substrate 42 interposed therebetween.
  • Both the rear substrate 41 and the front substrate 42 are formed of ⁇ / 4 retardation films.
  • the first electrode layer 44 and the second electrode layer 45 are formed of a light-transmitting conductive material such as ITO.
  • An ITO film is laminated in advance on the entire front surface 41a of the rear substrate 41, and the first electrode layer 44 is formed by etching the ITO film.
  • an ITO film is laminated in advance on the entire front surface 42a of the front substrate 42, and the second electrode layer 45 is formed by etching the ITO film.
  • first electrode layer 44 may be formed on the rear surface 41 b of the rear substrate 41, or the second electrode layer 45 may be formed on the rear surface 42 b of the front substrate 42.
  • the insulating layer 43 is formed of a polarizing film that is a polarizing layer.
  • the insulating layer 43 is sandwiched between the rear substrate 41 and the front substrate 42, and the rear substrate 41 and the insulating layer 43 are bonded to each other via a light-transmitting adhesive layer such as acrylic. And the insulating layer 43 are bonded to each other through a translucent adhesive layer such as acrylic.
  • the input panel 40 is a capacitance detection type. A voltage is sequentially applied to the plurality of first electrode layers 44, and a voltage is sequentially applied to the plurality of second electrode layers 45 at different timings.
  • a capacitance is formed between the electrode layer and the finger. By detecting this change in capacitance, it is possible to detect the position where the finger is approaching.
  • the rear substrate 41 and the front substrate 42 are both formed of a ⁇ / 4 retardation film, the optical axis of the ⁇ / 4 retardation film constituting the rear substrate 41, and the ⁇ / constituting the front substrate 42.
  • the optical axis of the four retardation film intersects at an angle of approximately 90 degrees.
  • the insulating layer 43 is formed of a polarizing film, and the transmission axis of this polarizing film intersects with the optical axis of each of the ⁇ / 4 retardation films at an angle of approximately 45 degrees. Therefore, the input panel 40 itself can function as a light conversion layer.
  • a translucent cover layer 21 is adhered to the entire front surface of the input panel 40 via an acrylic translucent adhesive layer.
  • the cover layer 21 is made of a light-transmitting resin such as glass, PMMA (methyl methacrylate resin), PC (polycarbonate), or COP (cyclic olefin copolymer).
  • a decorative layer is provided on the rear surface or front surface of the cover layer 21 and is colored so that light does not pass through the non-display area 20b as shown in FIG.
  • an antireflection film 22 is provided on the rear surface of the input panel 40.
  • the surface of the antireflection film 22 is the rear surface 20 c of the input device 20.
  • the display light displayed on the display panel 30 is transmitted forward through the display area 20a of the input device 20, and the user views the display image displayed on the display area 20a.
  • the contact position of the finger is detected by the input panel 40.
  • the control unit can grasp the operation content to be input by the user from the content of the display image and the contact position of the finger.
  • the transmission path of external light (1) entering the display area 20a of the input device 20 from the outside is indicated by (A), and the transmission path of display light (4) emitted from the display panel 30 is indicated by (B). ).
  • the external light (1) that is natural light that has passed through the cover layer 21 passes through the input panel 40 that is a light conversion layer.
  • external light (1) is transmitted through the insulating layer 43 of the input panel 40, it is converted into linearly polarized light by the insulating layer 43, which is a polarizing layer, and further formed by a ⁇ / 4 retardation film and then transmitted through the substrate 41.
  • Circularly polarized light (2) is obtained.
  • the circularly polarized light (2) is reflected at the boundary surface between the air layer 32 and the front surface 30a of the display panel 30, the circularly polarized light (3) returns in the reverse direction.
  • this circularly polarized light (3) After this circularly polarized light (3) is formed of a ⁇ / 4 retardation film, it passes through the substrate 41 again to become linearly polarized light.
  • the optical axis of this linearly polarized light is a polarizing film constituting the insulating layer 43. Therefore, the reflected light is absorbed by the insulating layer 43 and blocked without returning to the outside.
  • a part of the circularly polarized light (2) converted from the external light (1) through the input panel 40 enters the display panel 30 and is reflected by the electrode layers provided in the display panel 30. Since this reflected light also returns as circularly polarized light (3) in the reverse direction, it is blocked by the insulating layer 43 of the input panel 40 which is a light conversion layer.
  • the display light (4) emitted from the self-luminous display panel 30 such as an electroluminescence panel is artificial light close to natural light.
  • the display light (4) is prevented from being reflected by the antireflection layer 22, and most of the display light (4) is given to the input panel 40.
  • the display light (4) becomes linearly polarized light (5) when it passes through the polarizing film which is the insulating layer 43 of the input panel 40, and passes through the front substrate 42 formed of a ⁇ / 4 retardation film, so that it becomes circular.
  • Polarized light (6) is obtained. That is, the display light from the display panel 30 becomes circularly polarized light (6), passes through the cover layer 21, and exits forward.
  • the display light is circularly polarized, the display light transmitted through the sunglasses is dark regardless of the orientation of the portable device 10. It can be prevented from becoming colored.
  • the input panel 40 in which the rear substrate 41, the front substrate 42, and the insulating layer 43 are stacked constitutes a light conversion layer that combines two ⁇ / 4 retardation layers and one polarizing layer. Therefore, it is not necessary to provide the input panel and the light conversion layer separately, and the number of layers of the input device 20 can be reduced and the structure can be reduced.
  • the spacer 31 is provided instead of the entire surface to interpose the air layer 32. . Then, the reflected light from the front surface 30a that is the boundary surface between the air layer 32 and the display panel 30 can be blocked by the input panel 40 that is the light conversion layer, thereby eliminating the problem of the air layer 32 being interposed. Yes. Therefore, it is not necessary to adhere the display panel 30 and the input device 20 over the entire surface of the pressure-sensitive adhesive layer, and it is possible to solve the problem that air bubbles are interposed in the pressure-sensitive adhesive layer and the number of defective products increases.
  • FIG. 3 shows a portable device 110 according to the second embodiment of the present invention.
  • a display panel 130 used in the portable device 110 shown in FIG. 3 includes a liquid crystal display panel.
  • the input device 20 having the same structure as that in FIG. 2 is fixed to the front side of the display panel 130 via a spacer 31. Therefore, an air layer 32 is formed between the display panel 130 and the input device 20 in the display region 20a.
  • the display panel 130 has a backlight unit that gives light from LEDs and lamps from behind the liquid crystal display panel.
  • the liquid crystal display panel has a transparent electrode facing the liquid crystal material layer and an alignment layer and a polarizing layer facing each other with the liquid crystal material layer interposed therebetween. For this reason, the display light given from the backlight unit and transmitted through the liquid crystal display panel is linearly polarized light.
  • a third ⁇ / 4 retardation film 131 is provided on the front surface of the display panel 130 on the display light transmission side.
  • the ⁇ / 4 retardation film and the third ⁇ / 4 retardation film 131 constituting the rear substrate 41 of the input panel 40 are arranged so that their optical axes are orthogonal to each other.
  • the polarizing layer provided on the display light transmitting side of the liquid crystal display panel and the polarizing film constituting the insulating layer 43 of the input panel 40 have the same light transmission axis direction.
  • the linearly polarized light (9) is blocked by the insulating layer 43.
  • the ⁇ / 4 retardation film constituting the front substrate 42 of the input panel 40 is transmitted. Then, it passes through the front substrate 42 and becomes circularly polarized light (10), and passes through the cover layer 21.
  • the display light is also sent out as circularly polarized light in the portable device 110 shown in FIG. 3, even if a user wearing sunglasses having a polarization function changes the orientation of the portable device 110 and uses it.
  • the display light can be prevented from being darkened or colored.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Polarising Elements (AREA)
  • Position Input By Displaying (AREA)
PCT/JP2011/065510 2010-07-07 2011-07-06 入力装置 WO2012005306A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201180018171.1A CN102834796B (zh) 2010-07-07 2011-07-06 输入装置
KR1020127018158A KR101285524B1 (ko) 2010-07-07 2011-07-06 입력 장치
JP2011551361A JP4963523B2 (ja) 2010-07-07 2011-07-06 入力装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010154501 2010-07-07
JP2010-154501 2010-07-07

Publications (1)

Publication Number Publication Date
WO2012005306A1 true WO2012005306A1 (ja) 2012-01-12

Family

ID=45441282

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2011/065510 WO2012005306A1 (ja) 2010-07-07 2011-07-06 入力装置

Country Status (4)

Country Link
JP (1) JP4963523B2 (zh)
KR (1) KR101285524B1 (zh)
CN (2) CN104866157B (zh)
WO (1) WO2012005306A1 (zh)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013156975A (ja) * 2012-01-30 2013-08-15 Samsung Display Co Ltd タッチパネル及びタッチパネルを含む表示装置
WO2014054532A1 (ja) * 2012-10-05 2014-04-10 日本電気硝子株式会社 透明導電性ガラス基板、及びタッチパネル
JP2014067103A (ja) * 2012-09-24 2014-04-17 Gunze Ltd タッチパネル
JP2014130428A (ja) * 2012-12-28 2014-07-10 Nissha Printing Co Ltd カバーガラス一体型タッチセンサとその製造方法、及びそれに用いる積層用シート
JP2016177405A (ja) * 2015-03-19 2016-10-06 パナソニックＩｐマネジメント株式会社 タッチパネル
JPWO2014167815A1 (ja) * 2013-04-10 2017-02-16 日本ゼオン株式会社 静電容量式タッチパネル付き表示装置
JPWO2014167816A1 (ja) * 2013-04-10 2017-02-16 日本ゼオン株式会社 静電容量式タッチパネル付き表示装置
JP2019012508A (ja) * 2017-06-30 2019-01-24 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． 入力検知ユニット及びその製造方法並びに表示装置

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JP6453746B2 (ja) * 2015-12-02 2019-01-16 日東電工株式会社 長尺状の光学積層体および画像表示装置
CN106502462B (zh) * 2016-10-26 2019-03-08 昆山国显光电有限公司 触控显示面板及其制造方法、触控显示装置
CN106933419A (zh) * 2017-03-14 2017-07-07 信利光电股份有限公司 一种触摸屏以及触控模组
CN107390435A (zh) * 2017-08-24 2017-11-24 江苏金坛长荡湖新能源科技有限公司 车载触控显示屏

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JP2001117720A (ja) * 1999-10-21 2001-04-27 Daicel Chem Ind Ltd タッチパネル及びそれを用いた液晶表示装置
JP3937945B2 (ja) * 2002-07-04 2007-06-27 セイコーエプソン株式会社 表示装置及びこれを備えた電子機器
JP2006350873A (ja) * 2005-06-17 2006-12-28 Sony Corp 表示装置
JP2008204321A (ja) * 2007-02-22 2008-09-04 Matsushita Electric Ind Co Ltd 入力装置
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Publication number Priority date Publication date Assignee Title
JPH10186136A (ja) * 1996-11-11 1998-07-14 Dowa Mining Co Ltd 光学的フィルター
JP2003036143A (ja) * 2001-07-25 2003-02-07 Sumitomo Chem Co Ltd インナータッチパネル
JP2007086959A (ja) * 2005-09-21 2007-04-05 Matsushita Electric Ind Co Ltd タッチパネル

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013156975A (ja) * 2012-01-30 2013-08-15 Samsung Display Co Ltd タッチパネル及びタッチパネルを含む表示装置
JP2014067103A (ja) * 2012-09-24 2014-04-17 Gunze Ltd タッチパネル
WO2014054532A1 (ja) * 2012-10-05 2014-04-10 日本電気硝子株式会社 透明導電性ガラス基板、及びタッチパネル
JP2014130428A (ja) * 2012-12-28 2014-07-10 Nissha Printing Co Ltd カバーガラス一体型タッチセンサとその製造方法、及びそれに用いる積層用シート
JPWO2014167815A1 (ja) * 2013-04-10 2017-02-16 日本ゼオン株式会社 静電容量式タッチパネル付き表示装置
JPWO2014167816A1 (ja) * 2013-04-10 2017-02-16 日本ゼオン株式会社 静電容量式タッチパネル付き表示装置
JP2016177405A (ja) * 2015-03-19 2016-10-06 パナソニックＩｐマネジメント株式会社 タッチパネル
JP2019012508A (ja) * 2017-06-30 2019-01-24 三星ディスプレイ株式會社Ｓａｍｓｕｎｇ Ｄｉｓｐｌａｙ Ｃｏ．，Ｌｔｄ． 入力検知ユニット及びその製造方法並びに表示装置

Also Published As

Publication number Publication date
CN102834796A (zh) 2012-12-19
CN104866157B (zh) 2018-05-01
KR101285524B1 (ko) 2013-07-17
JP4963523B2 (ja) 2012-06-27
CN104866157A (zh) 2015-08-26
CN102834796B (zh) 2016-04-27
JPWO2012005306A1 (ja) 2013-09-05
KR20120094509A (ko) 2012-08-24

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