JP4326884B2 - 半導体装置、ledヘッド、及び画像形成装置 - Google Patents
半導体装置、ledヘッド、及び画像形成装置 Download PDFInfo
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- JP4326884B2 JP4326884B2 JP2003306483A JP2003306483A JP4326884B2 JP 4326884 B2 JP4326884 B2 JP 4326884B2 JP 2003306483 A JP2003306483 A JP 2003306483A JP 2003306483 A JP2003306483 A JP 2003306483A JP 4326884 B2 JP4326884 B2 JP 4326884B2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
- B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission
- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
- Led Devices (AREA)
- Led Device Packages (AREA)
Description
前記半導体薄膜の、前記電気的配線部の側に位置する辺の近傍にその一端部が形成され、該半導体薄膜内の半導体素子と電気的に接続した接続端子部と、
該接続端子部と前記電気的配線部とを電気的に接続すべく、前記半導体薄膜と前記基台とを覆う絶縁膜上に形成された接続配線と
を有し、前記接続端子部と前記接続配線とは層状に形成され、その接続部において、少なくとも前記接続端子部又は前記接続配線のどちらか一方の前記辺方向の幅が、前記接続端子部の、前記接続部近傍以外で接続経路を形成する部分における経路の延在方向に対して略垂直の方向の幅より大きく形成されたことを特徴とする。
上記した半導体装置を載置するベース部材と、前記発光素子から出力される光を集光する光学素子と、前記光学素子を保持する光学素子ホルダとを有することを特徴とする。
画像形成部が、像担持体と、該像担持体の表面を帯電する帯電手段と、帯電された前記表面に選択的に光を照射して静電潜像を形成する露光手段と、前記静電潜像を現像する現像手段とを有し、前記露光手段として、上記したLEDヘッドを用いたことを特徴とする。
図1は、本発明の半導体装置に基づく実施の形態1のLED/ドライバIC複合チップ1の構成を部分的且つ模式的に示す要部斜視図であり、図2は、LED/ドライバIC複合チップ1を、図1に示す矢印A方向から見た部分上面図である。
図4は、本発明の半導体装置に基づく実施の形態2のLED/ドライバIC複合チップ31の構成を部分的且つ模式的に示す要部斜視図である。
図5は、本発明の半導体装置に基づく実施の形態3のLED/ドライバIC複合チップ41の要部構成を示す部分平面図、図6は、図5に示しC−C線に沿ったLED発光部43の要部断面図、図7は、図5に示したD−D線に沿ったLED/ドライバIC複合チップ41の要部断面図である。図5中のXYZ座標軸は、前記した図1と同様に、X軸がLED発光部43の配列方向と平行に設定され、Y軸はSi基板61の表面と平行で且つX軸と直交する方向に設定され、Z軸はX軸、Y軸とそれぞれ直交する方向に設定されている。
図18は、本発明のLEDヘッドに基づく実施の形態4のLEDプリントヘッド100の要部構成を示す構成図である。
図19は、本発明の画像形成装置に基づく、実施の形態5の画像形成装置200の要部構成を模式的に示す要部構成図である。
Claims (10)
- 半導体薄膜が、電気的配線部を有する基台に、直接或いは金属層を介して接合して形成された半導体装置において、
前記半導体薄膜の、前記電気的配線部の側に位置する辺の近傍にその一端部が形成され、該半導体薄膜内の半導体素子と電気的に接続した接続端子部と、
該接続端子部と前記電気的配線部とを電気的に接続すべく、前記半導体薄膜と前記基台とを覆う絶縁膜上に形成された接続配線と
を有し、前記接続端子部と前記接続配線とは層状に形成され、その接続部において、少なくとも前記接続端子部又は前記接続配線のどちらか一方の前記辺方向の幅が、前記接続端子部の、前記接続部近傍以外で接続経路を形成する部分における経路の延在方向に対して略垂直の方向の幅より大きく形成されたことを特徴とする半導体装置。 - 前記半導体薄膜が、エピタキシャル成長された層で形成されると共に前記半導体素子を発光素子とした発光部を有し、且つ前記接続端子部が該発光部に電気的に接続されていることを特徴とする請求項1記載の半導体装置。
- 前記発光部及び該発光部に接続する接続端子部を、前記辺方向に複数形成したことを特徴とする請求項2記載の半導体装置。
- 前記基台が半導体で形成されたことを特徴とする請求項1乃至3の何れかに記載の半導体装置。
- 前記半導体薄膜が、複数の前記半導体素子を含む単位領域に分割され、該単位領域上には前記接続端子部を備え、更に前記基台には前記接続端子部と接続して前記半導体素子を駆動する集積回路が形成され、前記接続端子部の数が前記半導体薄膜に形成された前記半導体素子の数より少ないことを特徴とする請求項1記載の半導体装置。
- 前記半導体薄膜を、複数でm個の前記半導体素子を含むn個の単位領域に分割し、前記接続端子部が、前記各単位領域の前記m個の半導体素子に対し、前記単位領域毎に択一的に接続したm個の第1接続端子部と、前記n個の単位領域毎に、各領域内のm個の前記半導体素子の共通電極に接続するn個の第2接続端子部とを有し、更に前記基台には、(m+n)個の前記接続端子部と接続して(m×n)個の前記半導体素子を駆動する集積回路が形成されていることを特徴とする請求項1記載の半導体装置。
- 前記半導体素子を発光素子としたことを特徴とする請求項5または6記載の半導体装置。
- 前記半導体薄膜は、厚さが数μm程度であることを特徴とする請求項1乃至7の何れか1項に記載の半導体装置。
- 請求項2、3、7の何れか1項に記載の半導体装置を載置するベース部材と、
前記発光素子から出力される光を集光する光学素子と、
前記光学素子を保持する光学素子ホルダと
を有することを特徴とするLEDヘッド。 - 搬送手段により搬送される記録媒体に記録材による画像を形成する画像形成部を有する画像形成装置において、
前記画像形成部が、像担持体と、該像担持体の表面を帯電する帯電手段と、帯電された前記表面に選択的に光を照射して静電潜像を形成する露光手段と、前記静電潜像を現像する現像手段とを有し、
前記露光手段として、請求項9に記載のLEDヘッドを用いたことを特徴とする画像形成装置。
Priority Applications (2)
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JP2003306483A JP4326884B2 (ja) | 2003-08-29 | 2003-08-29 | 半導体装置、ledヘッド、及び画像形成装置 |
US10/926,890 US7061113B2 (en) | 2003-08-29 | 2004-08-26 | Semiconductor apparatus, led head, and image forming apparatus |
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JP2003306483A JP4326884B2 (ja) | 2003-08-29 | 2003-08-29 | 半導体装置、ledヘッド、及び画像形成装置 |
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JP2005079262A JP2005079262A (ja) | 2005-03-24 |
JP4326884B2 true JP4326884B2 (ja) | 2009-09-09 |
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JP (1) | JP4326884B2 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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US8829546B2 (en) * | 1999-11-19 | 2014-09-09 | Cree, Inc. | Rare earth doped layer or substrate for light conversion |
JP4326889B2 (ja) * | 2003-09-11 | 2009-09-09 | 株式会社沖データ | 半導体装置、ledプリントヘッド、画像形成装置、及び半導体装置の製造方法 |
US7524085B2 (en) * | 2003-10-31 | 2009-04-28 | Phoseon Technology, Inc. | Series wiring of highly reliable light sources |
JP2005167062A (ja) * | 2003-12-04 | 2005-06-23 | Oki Data Corp | 半導体装置、ledヘッド、及びプリンタ |
JP2007136720A (ja) * | 2005-11-15 | 2007-06-07 | Fuji Xerox Co Ltd | Ledアレイヘッド及び画像記録装置 |
JP4535053B2 (ja) * | 2006-10-12 | 2010-09-01 | ソニー株式会社 | 発光ダイオードの配線の形成方法、発光ダイオード実装基板、ディスプレイ、バックライト、照明装置および電子機器 |
US7911044B2 (en) * | 2006-12-29 | 2011-03-22 | Advanced Chip Engineering Technology Inc. | RF module package for releasing stress |
US8154127B1 (en) * | 2007-07-30 | 2012-04-10 | Hewlett-Packard Development Company, L.P. | Optical device and method of making the same |
JP2009212394A (ja) * | 2008-03-05 | 2009-09-17 | Oki Data Corp | 半導体装置、ledヘッド及び画像形成装置 |
US8552540B2 (en) * | 2011-05-10 | 2013-10-08 | Conexant Systems, Inc. | Wafer level package with thermal pad for higher power dissipation |
JP5622708B2 (ja) | 2011-11-29 | 2014-11-12 | 株式会社沖データ | 半導体発光装置、画像形成装置および画像表示装置 |
US10917953B2 (en) * | 2016-03-21 | 2021-02-09 | X Display Company Technology Limited | Electrically parallel fused LEDs |
KR102275576B1 (ko) * | 2017-08-08 | 2021-07-12 | 엘지전자 주식회사 | 디스플레이 디바이스 |
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JPH10150221A (ja) | 1996-11-18 | 1998-06-02 | Oki Electric Ind Co Ltd | Ledアレイの配線構造 |
US6545359B1 (en) * | 1998-12-18 | 2003-04-08 | Semiconductor Energy Laboratory Co., Ltd. | Wiring line and manufacture process thereof, and semiconductor device and manufacturing process thereof |
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2003
- 2003-08-29 JP JP2003306483A patent/JP4326884B2/ja not_active Expired - Fee Related
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US20050082673A1 (en) | 2005-04-21 |
JP2005079262A (ja) | 2005-03-24 |
US7061113B2 (en) | 2006-06-13 |
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