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1. 发明专利

JP2013026493A Photoelectric conversion element 审中-公开
标题翻译：光电转换元件
公开(公告)号：JP2013026493A
公开(公告)日：2013-02-04
申请号：JP2011160779
申请日：2011-07-22
申请人： Toyota Motor Corp , トヨタ自動車株式会社 , Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Imperial Innovetions Ltd , インペリアルイノベーションズリミテッドImperial Innovations Limited
发明人： NAGASHIMA TOMOMICHI , TAKEDA YASUHIKO , EEKDAKS NICHOLAS J , DANIEL J FARRELL
IPC分类号： H01L31/04
CPC分类号： Y02E10/549 , Y02P70/521
摘要： PROBLEM TO BE SOLVED: To provide a photoelectric conversion element which can improve photoelectric conversion efficiency.SOLUTION: A photoelectric conversion element includes: a p layer; an n layer; a mixed pn material layer arranged between the p layer and the n layer; a first electrode connected to the p layer; and a second electrode connected to the n layer. The mixed pn material layer includes: a p-type semiconductor material at least a part of which is brought into contact with the p layer; an n-type semiconductor material at least a part of which is brought into contact with the n layer; and a carrier generation material which is brought into contact with the p-type semiconductor material and the n-type semiconductor material. The carrier generation material includes: a carrier generation section for absorbing light and generating electrons and holes; and a carrier selecting/moving section for allowing passage of the electrons and the holes which have specified energy, among the electrons and holes which are generated in the carrier generating section. The carrier selecting/moving section is arranged to cover a surface of the carrier generating section and includes: a first barrier layer, a quantum well layer; and a second barrier layer, which are arranged in order outward from a carrier generation section side.
摘要翻译：要解决的问题：提供可以提高光电转换效率的光电转换元件。光电转换元件包括：p层; 一层; 布置在p层和n层之间的混合pn材料层; 连接到p层的第一电极; 和连接到n层的第二电极。混合pn材料层包括：其至少一部分与p层接触的p型半导体材料; n型半导体材料，其至少一部分与n层接触; 以及与p型半导体材料和n型半导体材料接触的载流子生成材料。载体产生材料包括：用于吸收光并产生电子和空穴的载流子产生部分; 以及载体选择/移动部分，用于允许在载体产生部分中产生的电子和空穴中的具有指定能量的电子和空穴的通过。载体选择/移动部分布置成覆盖载体产生部分的表面，并且包括：第一阻挡层，量子阱层; 以及第二阻挡层，其从载体生成部侧向外排列。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2012114378A Photoelectric conversion device 审中-公开
标题翻译：光电转换器件
公开(公告)号：JP2012114378A
公开(公告)日：2012-06-14
申请号：JP2010264316
申请日：2010-11-26
申请人： Imperial Innovetions Ltd , Toyota Central R&D Labs Inc , Toyota Motor Corp , インペリアルイノベーションズリミテッドImperial Innovations Limited , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： EEKDAKS NICHOLAS J , DANIEL J FARRELL , NAGASHIMA TOMOMICHI , TAKEDA YASUHIKO , NISHIKAWA KAZUTAKA , MOTOHIRO TOMOMI
IPC分类号： H01L31/052 , H01L31/04
CPC分类号： H01L31/055 , H01L31/02165 , H01L31/02168 , H01L31/035218 , H01L31/075 , Y02E10/52 , Y02E10/548
摘要： PROBLEM TO BE SOLVED: To provide a photoelectric conversion device capable of increasing photoelectric conversion efficiency.SOLUTION: The photoelectric conversion device includes: a wavelength conversion part that generates electrons and holes by absorbing light and recombines the generated electrons and holes to generate monochromatic light; and a photoelectric conversion part that generates electric power by absorbing the monochromatic light generated by the wavelength conversion part. The wavelength conversion part integrates a hot carrier mechanism to an optical filter and a photonic crystal, or adds a wavelength selection mechanism of surface plasmon resonance of a metal nanoparticle, etc., to the hot carrier mechanism, thereby improving efficiency to generate monochromatic light from sunlight, and includes a function for adjusting wavelength of light freely.
摘要翻译：解决的问题：提供能够提高光电转换效率的光电转换装置。解决方案：光电转换装置包括：波长转换部分，通过吸收光产生电子和空穴，并重新组合产生的电子和空穴以产生单色光; 以及光电转换部，其通过吸收由所述波长转换部生成的单色光而发生电力。波长转换部将热载体机构与光学滤波器和光子晶体结合，或者将金属纳米粒子等的表面等离子体共振的波长选择机构添加到热载体机构，从而提高效率，从而从阳光，并且包括自由调节光的波长的功能。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2013021011A Photoelectric conversion element 有权
标题翻译：光电转换元件
公开(公告)号：JP2013021011A
公开(公告)日：2013-01-31
申请号：JP2011150844
申请日：2011-07-07
申请人： Toyota Motor Corp , トヨタ自動車株式会社 , Toyota Central R&D Labs Inc , 株式会社豊田中央研究所 , Imperial Innovetions Ltd , インペリアルイノベーションズリミテッドImperial Innovations Limited
发明人： NAGASHIMA TOMOMICHI , TAKEDA YASUHIKO , EEKDAKS NICHOLAS J , DANIEL J FARRELL
IPC分类号： H01L31/04
CPC分类号： A61K8/0283 , A61K8/0266 , A61K8/042 , A61K8/731 , A61K8/732 , A61K2800/262 , A61K2800/594 , A61K2800/621 , A61K2800/651 , A61Q11/00 , H01L31/035218 , H01L31/055 , H01L31/065 , Y02E10/52 , Y02E10/549
摘要： PROBLEM TO BE SOLVED: To provide a photoelectric conversion element which can heighten photoelectric conversion efficiency.SOLUTION: The photoelectric conversion element comprises: a wavelength conversion section which generates electrons and holes upon absorption of light and combines the generated electrons and holes to generate monochromatic light; and a photoelectric conversion section having a pn junction or a pin junction which generates electrons and holes by absorbing the monochromatic light generated by the wavelength conversion section and moves separately the electrons and holes generated by absorbing the monochromatic light. The wavelength conversion section is disposed on the upstream side of a light advance direction than the photoelectric conversion section. The wavelength conversion section includes a carrier generation part which generates electrons and holes, a light-emitting part which generates monochromatic light, and a carrier selection and movement part which is provided between the carrier generation part and the light-emitting part. The carrier selection and movement part moves to the light-emitting part those electrons and holes generated by the carrier generation part which have a specific energy difference.
摘要翻译：要解决的问题：提供可以提高光电转换效率的光电转换元件。光电转换元件包括：波长转换部，其在吸收光时产生电子和空穴，并且组合所产生的电子和空穴以产生单色光; 以及具有pn结或pin结的光电转换部，其通过吸收由波长转换部生成的单色光而分离地产生电子和空穴，并分别移动吸收单色光而产生的电子和空穴。波长转换部设置在比光电转换部更靠前方的上游侧。波长转换部分包括产生电子和空穴的载流子产生部分，产生单色光的发光部分和设置在载体产生部分和发光部分之间的载体选择和移动部分。载体选择和移动部分将由载流子产生部分产生的具有特定能量差的电子和空穴移动到发光部分。版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2009059915A Photovoltaic device 有权
标题翻译：光电器件
公开(公告)号：JP2009059915A
公开(公告)日：2009-03-19
申请号：JP2007226277
申请日：2007-08-31
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： TAKEDA YASUHIKO , ITO TADASHI , MOTOHIRO TOMOMI , NAGASHIMA TOMOMICHI
IPC分类号： H01L31/04
CPC分类号： H01L31/035272 , H01L31/0352 , H01L31/06
摘要： PROBLEM TO BE SOLVED: To provide a hot-carrier photovoltaic device adapted to effectively increase conversion efficiency even if residence time of carriers in a light-absorbing layer is short. SOLUTION: The photovoltaic device includes: a light-absorbing layer 2 for absorbing light and generate electrons and positive holes; an electron transfer layer 3 adjoining one side of the light-absorbing layer 2; a hole transfer layer 4 adjoining the other side of the light-absorbing layer 2; a negative electrode 5 provided on the electron transfer layer 3; and a positive electrode 6 provided on the hole transfer layer 4. The electron transfer layer 3 has a conduction band 3a which has an energy band width narrower than that of the conduction band 2c of the light-absorbing layer 2 and passes electrons at a given energy level E e selectively. The hole transfer layer 4 has a valence electron band 4a which has an energy band width narrower than that of the valence electron band 2d of the light-absorbing layer 2 and passes positive holes at a given energy level E h selectively. The light-absorbing layer 2 contains p-type impurities or n-type impurities. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种即使在载体在光吸收层中的停留时间短的情况下也适用于有效地提高转换效率的热载体光电装置。解决方案：光伏器件包括：用于吸收光并产生电子和正空穴的光吸收层2; 邻接光吸收层2的一侧的电子转移层3; 邻接光吸收层2的另一侧的空穴转移层4; 设置在电子转移层3上的负极5; 以及设置在空穴转移层4上的正电极6.电子转移层3具有导带3a，该导带具有比光吸收层2的导带2c的能带宽窄的能带宽，并且在给定的能级E e 。空穴转移层4具有价电子带4a，其能带宽比光吸收层2的价电子带2d的能带宽窄，并以给定能级E h 有选择地。光吸收层2含有p型杂质或n型杂质。版权所有（C）2009，JPO＆INPIT

5. 发明专利

JP2014017420A Photoelectric conversion element 审中-公开
标题翻译：光电转换元件
公开(公告)号：JP2014017420A
公开(公告)日：2014-01-30
申请号：JP2012155051
申请日：2012-07-10
申请人： Toyota Motor Corp , トヨタ自動車株式会社 , Toyota Central R&D Labs Inc , 株式会社豊田中央研究所
发明人： NAGASHIMA TOMOMICHI , TAKEDA YASUHIKO , EEKDAKS NICHOLAS J , DANIEL J FARRELL
IPC分类号： H01L31/06
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a photoelectric conversion element capable of raising photoelectric conversion efficiency.SOLUTION: Provided is a photoelectric conversion element comprising a first carrier generation section and a second carrier generation section each having a discrete energy level on at least the conduction band side and an energy selection movement section disposed so as to cover the surface of the carrier generation section, wherein a quantum well layer included in the energy election movement section has, on at least the conduction band side, a discrete energy level allowing the passage of electrons having specific energy, and wherein the discrete energy level formed in the carrier generation section of the first carrier generation material and the discrete energy level formed in the carrier generation section of the second carrier generation material differ from each other, whereas the discrete energy level formed in the energy selection movement section of the first carrier generation material and the discrete energy level formed in the energy selection movement section of the second carrier generation material are equal.
摘要翻译：要解决的问题：提供能够提高光电转换效率的光电转换元件。解决方案：提供一种光电转换元件，其包括第一载流子生成部和第二载流子生成部，其在至少导带上具有离散能级侧面和能量选择运动部分，其设置成覆盖载体产生部分的表面，其中包括在能量选择运动部分中的量子阱层在至少导带侧具有允许通过的离散能级具有比能量的电子，并且其中形成在第一载体产生材料的载流子产生部分中的离散能级以及形成在第二载流子产生材料的载流子产生部分中的离散能级彼此不同，而离散能级形成在能量选择运动部分形成在第二载体产生材料的能量选择运动部分中的第一载流子产生材料和离散能级相等。

6. 发明专利

JP2008130898A Quantum dot array and manufacturing method thereof 审中-公开
标题翻译：量子阵列及其制造方法
公开(公告)号：JP2008130898A
公开(公告)日：2008-06-05
申请号：JP2006315562
申请日：2006-11-22
申请人： Toyota Central R&D Labs Inc , Toyota Motor Corp , トヨタ自動車株式会社 , 株式会社豊田中央研究所
发明人： NAGASHIMA TOMOMICHI , TAKEDA YASUHIKO , ITO TADASHI , MOTOHIRO TOMOMI
IPC分类号： H01L29/06 , C23C14/24 , H01L21/203
摘要： PROBLEM TO BE SOLVED: To obtain a quantum dot array in which quantum dots in a relatively small size are uniformly distributed without being short-circuited with each other. SOLUTION: A manufacturing method of a quantum dot array includes the steps of: providing a plurality of pole-shaped parts (4) each including a quantum dot (6) vertically held between barrier layers (8a, 8) on a substrate (2), forming a base part for forming the plurality of pole-shaped parts (4) on the substrate (2) by vapor-depositing a first material obliquely while rotating the substrate (2) in order to form a quantum dot array (100); and then vapor-depositing the materials of the barrier layers and the materials of the quantum dots sequentially obliquely while stopping rotating the substrate, thereby forming the quantum dots vertically held between the barrier layers on the base part. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了获得量子点阵列，其中相对小尺寸的量子点彼此均匀地分布而不相互短路。解决方案：量子点阵列的制造方法包括以下步骤：提供多个极性部分（4），每个极性部分包括垂直保持在衬底上的阻挡层（8a，8）之间的量子点（6）（2），通过在旋转基板（2）的同时使第一材料倾斜地气相沉积，形成用于在基板（2）上形成多个极形部分（4）的基部，以形成量子点阵列 100）; 然后在停止旋转衬底的同时顺序地倾斜地气相沉积阻挡层的材料和量子点的材料，从而形成垂直保持在基底上的阻挡层之间的量子点。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2006332540A Solar cell 有权
标题翻译：太阳能电池
公开(公告)号：JP2006332540A
公开(公告)日：2006-12-07
申请号：JP2005157692
申请日：2005-05-30
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： NAGASHIMA TOMOMICHI
IPC分类号： H01L31/04 , C01B31/02
CPC分类号： Y02E10/547
摘要： PROBLEM TO BE SOLVED: To prevent an unwanted level from being formed that increases a carrier recombination loss at a quantum well to obtain a solar cell having an excellent photoelectric conversion efficiency. SOLUTION: A solar cell has: a first conductive first semiconductor layer (5) using carbon as its material; a second conductive second semiconductor layer (7) using carbon as its material and having a polarity opposite to the first conduction type; and a quantum well (6) formed between the first and second semiconductor layers that uses carbon as its material. The quantum well (6) is made up of: a wall layer (11) composed of a carbon semiconductor thin film; multiple quantum dots (10) imbedded in the wall layer; and an sp 2 combination prevention layer (12) provided around the quantum dots. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了防止在量子阱上增加载流子复合损失而形成不希望的水平，以获得具有优异的光电转换效率的太阳能电池。解决方案：太阳能电池具有：使用碳作为其材料的第一导电第一半导体层（5）; 使用碳作为其材料并且具有与第一导电类型相反的极性的第二导电第二半导体层（7）; 以及形成在使用碳作为其材料的第一和第二半导体层之间的量子阱（6）。量子阱（6）由以下部分组成：由碳半导体薄膜构成的壁层（11）嵌入墙壁的多个量子点（10）和围绕量子点设置的sp 2 组合预防层（12）。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2005269738A Energy storage device for vehicle 审中-公开
标题翻译：能源储存装置
公开(公告)号：JP2005269738A
公开(公告)日：2005-09-29
申请号：JP2004076534
申请日：2004-03-17
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： MURATA KIYOHITO , NAGASHIMA TOMOMICHI
IPC分类号： B60H1/32 , H01L35/30 , H02N11/00
CPC分类号： Y02T10/88
摘要： PROBLEM TO BE SOLVED: To provide an energy storage device for a vehicle which can utilize effectively power generated by the vehicle without enlarging the capacity of an in-vehicle battery.
SOLUTION: The energy storage device for the vehicle includes a photoelectric converter 12 for converting light into electricity, and an electrothermal converter 11 for mutually converting electricity and heat. The electrothermal converter 11 has an electrothermal converting unit 23 having a function of converting the electricity converted by the photoelectric converter 12 into the heat and a function of converting the heat into the electricity, and a regenerating chamber 21 for performing the thermal storage of the heat converted from the electricity by the electrothermal converting unit 23. The electrothermal converting unit 23 converts the heat stored in the regenerating chamber 21 into the electricity.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够有效利用车辆产生的电力的车辆能量存储装置，而不增加车载蓄电池的容量。解决方案：用于车辆的储能装置包括用于将光转换成电的光电转换器12和用于相互转换电和热的电热转换器11。电热转换器11具有电热转换单元23，其具有将由光电转换器12转换的电转换成热量的功能，以及将热量转换为电的功能;以及再生室21，用于进行热存储通过电热转换单元23从电转换。电热转换单元23将存储在再生室21中的热量转换成电。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2004095669A Photoelectric conversion element 审中-公开
公开(公告)号：JP2004095669A
公开(公告)日：2004-03-25
申请号：JP2002251664
申请日：2002-08-29
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： NAGASHIMA TOMOMICHI
IPC分类号： H01L31/04
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a photoelectric conversion element (optical battery) having electrode structure capable of forming a thin film optical battery without using a transparent electrode including problems in the improvement of performance, and capable of obtaining high performance at low costs. SOLUTION: The photoelectric conversion element is provided with a light transmitting substrate 20, a semiconductor layer 30 formed by a plurality of layers consisting of p-layers or n-layers on the rear side of the substrate 20 and capable of generating and collecting carriers, a 1st rear electrode 62 formed in an aperture part 40 formed on the semiconductor layer 30 connected to a layer 32 which is the most light receiving face side of the layer 30 and constituted so as not to be connected to layers 34, 36 other than the layer 32 of the most light receiving face side of the layer 30 by an insulating film 50 formed in the aperture part 40, and a 2nd rear electrode 66 connected to the most rear side layer 36 of the semiconductor layer 30. COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2005322877A Photoelectric conversion element 有权
标题翻译：光电转换元件
公开(公告)号：JP2005322877A
公开(公告)日：2005-11-17
申请号：JP2004334641
申请日：2004-11-18
申请人： Toyota Motor Corp , トヨタ自動車株式会社
发明人： NAGASHIMA TOMOMICHI
IPC分类号： H01L31/04
CPC分类号： Y02E10/50
摘要： PROBLEM TO BE SOLVED: To provide a high efficiency photoelectric conversion element which can be manufactured at low cost. SOLUTION: This photoelectric conversion element is provided with a first semiconductor layer 20 having first polarity, a second semiconductor layer 30 having second polarity different from the polarity of the first semiconductor layer 20, and a quantum well 10 formed between the first semiconductor layer 20 and the second semiconductor layer 30. Since the quantum well 10 is constituted of carbon as the main components it is possible to realize the photoelectric conversion element which can be manufactured at low cost, and which can be made satisfactory in the efficiency of photoelectric conversion. COPYRIGHT: (C)2006,JPO&NCIPI

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