公开(公告)号：JP2001230432A

公开(公告)日：2001-08-24

申请号：JP2000037928

申请日：2000-02-16

Applicant: MITSUI HIGH TEC

Inventor： ISHIDA KEN

IPC: H01L31/04 ,  H01L21/60 ,  H01L27/00

Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device whose yield is improved, manufacture is easy and reliability is high, to provide the semiconductor device whose reliability is high without the need of a special manufacturing device, and to provide the semiconductor device which prevents the increase of parasitic capacitance by the leading of wiring an whose performance and reliability are high. SOLUTION: A hemispherical semiconductor substrate and an element area formed on the flat face of the semiconductor substrate are installed.

公开(公告)号：JP2001177122A

公开(公告)日：2001-06-29

申请号：JP35818199

申请日：1999-12-16

Applicant: MITSUI HIGH TEC

Inventor： FUKUI ATSUSHI ,  KIMOTO KEISUKE ,  ISHIDA KEN

IPC: H01L31/04

Abstract: PROBLEM TO BE SOLVED: To enable a solar cell to be enhanced in photoelectromotive force per unit area so as to provide the solar cell which is uniform in characteristics, high in reliability, small in size, and high in efficiency. SOLUTION: This manufacturing method comprises a first process in which a cell is composed of a first conductivity semiconductor spherical substrate, a second conductivity semiconductor layer formed on the spherical substrate to form a pn junction, and an outer electrode transparent conductive film formed on the second semiconductor layer, a large number of cells are prepared; a second process in which the cells are spread in a tray; a third process in which resin is filled into the tray and cured together with the cells spread in the tray to fix a large number of the solar cells in one piece; a fourth process in which the cells fixed with resin and polished in one piece to expose at least a part of the first conductivity semiconductor layer; a fifth process in which a tape is pasted on the cut surfaces of the solar cells; and sixth process in which the resin is removed keeping the solar cells fixed with the tape, and an electrode is formed coming into contact with the first conductivity semiconductor layer.

公开(公告)号：JPH11124223A

公开(公告)日：1999-05-11

申请号：JP28872497

申请日：1997-10-21

Applicant: MITSUI HIGH TEC

Inventor： ISHIDA KEN ,  AMANO KATSUMI

IPC: B65G49/07 ,  B65G47/14 ,  B65G47/84

Abstract: PROBLEM TO BE SOLVED: To periodically supply a sperical material at a regular interval to the next process by arranging plural spherical material housing chambers in a freely rotatable rotation taking-over unit, and arranging a sperical material receiving passage and a taking-out passage leading to the housing chambers in a supporter to support the rotation taking-over unit. SOLUTION: A rotation taking-over unit 1 is rotatably supported inside a supporter 4. The supporter 4 is constituted by being divided into a vessel part 5 being a housing to the rotation taking-over unit 1 and a cover part 6 being a cover to the vessel part 5. A receiving pipe 10 is formed to supply a spherical semiconductor element to a housing chamber of the rotation taking- over unit 1, and its tip part is connected to one end of a receiving passage which is bored by penetrating through the vessel part 5 and has a diameter of the same degree as the housing chamber, and is integrally formed with this. A taking-out passage to take out the spherical semiconductor element from the housing chamber is bored in a symmetrical position to a position where a suction passage of the cover part 6 is bored. One end of the taking-out passage is opened in the housing chamber, and a sending-out pipe 15 is connected to this.

公开(公告)号：JP2002009316A

公开(公告)日：2002-01-11

申请号：JP2000190082

申请日：2000-06-23

Applicant: MITSUI HIGH TEC

Inventor： FUKUI ATSUSHI ,  ISHIDA KEN ,  KIMOTO KEISUKE

IPC: H01L31/04

Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing a high-output solar battery that can reliably fix a spherical cell even if it is not a full sphere, prevents an etching agent from leaking, solves the problem of continuity between inner and outer electrodes in high-density packaging, and improves reliability and working efficiency, and to provide the solar battery. SOLUTION: This manufacturing method of a solar battery includes a process for preparing the spherical cell where a second-conductivity-type semiconductor layer is formed so that one portion of a first-conductivity-type semiconductor layer is exposed on the surface of a spherical body substrate having the first-conductivity-type semiconductor layer, a process for forming a conductive substrate having a projecting part on the surface, a process for forming an insulating resin member on the projection, a process for electrically connecting the exposed part of the first-conductivity-type semiconductor layer to the conductive substrate by placing the spherical cell for pressurization so that the exposed part of the first-conductivity-type semiconductor layer of the spherical body cell comes into contact with the insulating resin member, a process that prepares an electrode plate that has an opening mating with the arrangement of the spherical body cell and forms the edge part of the opening in a saw tooth shape, fits the opening to the spherical body cell for fixation, and electrically connects the second-conductivity-type semiconductor layer.

公开(公告)号：JP2001339086A

公开(公告)日：2001-12-07

申请号：JP2000159061

申请日：2000-05-29

Applicant: MITSUI HIGH TEC

Inventor： ISHIDA KEN ,  HASUO YUSUKE

IPC: H01L31/04 ,  H01L31/052

Abstract: PROBLEM TO BE SOLVED: To provide a solar battery and a semiconductor device which have stability and a high light-receiving efficiency, are capable of regular arrangements of semiconductor particles easily, and has a high bonding strength between a substrate and semiconductor particles, and to provide a method of manufacturing the solar battery and a method of manufacturing the semiconductor device. SOLUTION: Recessed parts 17a are formed on the surface of a substrate 17 so that each inner wall consists of a reflecting surface 17c, and a plurality of spherical cells 10 are arranged along each longitudinal direction to be mounted.

公开(公告)号：JP2001267609A

公开(公告)日：2001-09-28

申请号：JP2000081636

申请日：2000-03-23

Applicant: MITSUI HIGH TEC

Inventor： ISHIDA KEN ,  HIGUCHI AKIKAZU

IPC: H01L31/04

Abstract: PROBLEM TO BE SOLVED: To provide manufacturing method of a solar battery that can drastically improve productivity for reducing costs in an assembly process, and the solar battery. SOLUTION: A plurality of spherical semiconductor cells 10 are placed in an aligned state while they enter the meshes of a mesh-shaped conductive member 11, each of the spherical semiconductor cells 10 and the mesh-shaped conductive member 11 are bonded by conductive paste 16, the mesh-shaped conductive member 11 becomes the outer electrode of a solar battery 1, a first conductivity- type semiconductor layer 14 that is exposed to the lower surface of the spherical semiconductor cell 10 is electrically joined to a conductive member 13 that is formed so that it penetrates an insulating member 12, an inner electrode 1 3a in the solar battery 1 that is formed so that the conductive member 13 projects from the lower surface of the insulating member 12 is formed for each of the spherical semiconductor cells 10, and further the light reception surface of the spherical semiconductor cells 10 is formed so that it is covered with a reflection prevention film 17.

公开(公告)号：JP2000136023A

公开(公告)日：2000-05-16

申请号：JP27337199

申请日：1999-09-27

Applicant: MITSUI HIGH TEC

Inventor： ISHIDA KEN ,  HIGUCHI AKIKAZU

IPC: B65G51/02 ,  B65G49/00 ,  B65G49/05 ,  H01L21/677 ,  H01L21/683 ,  H01L21/68

Abstract: PROBLEM TO BE SOLVED: To provide a novel carrier device capable of carrying out granular materials one by one when indeterminate form granular materials such as granular poly-crystalline silicon are carried. SOLUTION: This device is provided with a retaining part 5 retaining granular materials and a plurality of groove parts 2 formed at fixed intervals on an outer peripheral surface. The device is provided with a rotor 4 constituted so as to pass the retaining part 5 when the groove parts 2 rise and a take-out part discharging granular materials from the groove parts 2 of the rotor 4.

公开(公告)号：JPH1159900A

公开(公告)日：1999-03-02

申请号：JP22690997

申请日：1997-08-22

Applicant: MITSUI HIGH TEC

Inventor： SAKAI NOBUO ,  ISHIDA KEN ,  IRIE JUNICHI

IPC: B65G53/60 ,  C23C16/44 ,  C23C16/455 ,  C23C16/458 ,  C23C16/54 ,  F04C18/344 ,  H01L21/673

Abstract: PROBLEM TO BE SOLVED: To surely convert the atmosphere between continued before and behind processes, while conveying at a high speed particulate matter like spherical silicon, and prevent a leak of the atmosphere, also in the case of converting the atmosphere, simplify a device constitution, so as to reduce a trouble facilitate maintenance. SOLUTION: A cylindrical rotary unit 6 provided with a recessed groove 11 opened to a peripheral surface radially in a radius direction from the center and a guide ring 3 having an elliptic sectional inner hole 5 receiving the cylindrical rotary unit 6 are provided in a housing 1, in the recessed groove 11, a vane 12 is arranged able to slide, also in the guide ring 3, in a change part from a small diametric part to a large diametric part of the inner hole 5, a first conveying atmosphere feed in pipe 16 is connected, in a continued change part from a large diametric part to a small diametric part, a first conveying atmosphere feed out pipe 17 is connected, in a continued change part from a small diametric part to a large diametric part, a second conveying atmosphere feed in pipe 18 is connected, and in a continued change part from a large diametric part to a small, diametric part, a second conveying atmosphere feed out pipe 19 is connected.

公开(公告)号：JP2007103975A

公开(公告)日：2007-04-19

申请号：JP2007009960

申请日：2007-01-19

Applicant: Clean Venture 21:Kk ,  Mitsui High Tec Inc ,  株式会社クリーンベンチャー二十一 ,  株式会社三井ハイテック

Inventor： FUKUI ATSUSHI ,  ISHIDA KEN ,  KAI HIDEYOSHI ,  KIMOTO KEISUKE

IPC: H01L31/04

CPC classification number: Y02E10/50

Abstract: PROBLEM TO BE SOLVED: To provide a solar cell with high sticking tendency between a substrate and a spherical cell, and with high reliability, in which processes for an inner electrode formation, an outer electrode formation, and an insulating layer formation between both the electrodes of the solar cell can be manufactured in a single process. SOLUTION: The solar cell includes a substrate 17 configured by a three layered structure composed of a first conductive layer 17a, an insulating layer 17b, and a second conductive layer 17c that is the uppermost layer; on the surface thereof, a recess 17d is provided so as to be formed along a shape of a spherical cell 10; and in the recess 17d, the spherical cell 10 composed of a first conductivity-type semiconductor layer formed inside and a second conductivity type semiconductor layer formed on the surface is provided. The inner electrode is formed by electrically connecting the first conductivity-type semiconductor layer of the spherical cell 10 to the first conductive layer of the substrate 17. The outer electrode is formed by electrically connecting the second conductivity type semiconductor layer of the spherical cell 10 to the second conductive layer of the substrate 17. The recess 17d is provided with a recessed surface whose curvature is more mild than that of the surface of the spherical cell 10, thereby having a gap between the recessed surface and the surface of the spherical cell 10. COPYRIGHT: (C)2007,JPO&INPIT

Abstract translation: 要解决的问题：为了提供在基板和球形单元之间具有高粘着倾向的太阳能电池，并且具有高可靠性，其中内部电极形成，外部电极形成和绝缘层形成过程 太阳能电池的电极都可以在单个工艺中制造。 解决方案：太阳能电池包括由第一导电层17a，绝缘层17b和作为最上层的第二导电层17c构成的三层结构构成的基板17; 在其表面上设置有沿着球形电池10的形状形成的凹部17d; 并且在凹部17d中，设置由内部形成的第一导电型半导体层和形成在表面上的第二导电型半导体层构成的球形电池10。 内电极通过将球形电池10的第一导电型半导体层与衬底17的第一导电层电连接而形成。外电极通过将球形电池10的第二导电类型半导体层电连接到 基板17的第二导电层。凹部17d设置有凹部表面，该凹面的曲率比球形电池10的表面更弯曲，从而在凹部表面与球形电池10的表面之间具有间隙 。版权所有（C）2007，JPO＆INPIT

公开(公告)号：JP2001177132A

公开(公告)日：2001-06-29

申请号：JP35818099

申请日：1999-12-16

Applicant: MITSUI HIGH TEC

Inventor： FUKUI ATSUSHI ,  KIMOTO KEISUKE ,  ISHIDA KEN

IPC: H01L31/04

Abstract: PROBLEM TO BE SOLVED: To provide a solar battery which has a high reliability and can be reduced in size and can be easily formed with contacts and has a little variation in characteristics by precisely and efficiently cutting globular bodies. SOLUTION: A method of manufacturing the solar battery includes a process of spreading globular bodies in a row all over a tray, a process of filling the tray with resin and then hardening the resin together with the spread globular bodies to fasten these globular bodies into one unit, a process of positioning the globular bodies while they are fastened with the resin and then cutting the globular bodies so that a cutting face may pass through the center of each globular body, a process of pasting a tape onto the cutting face, and a process of removing the resin while the globular bodies are fixed with the tape to form semi-globular bodies.