JP2004320024A - 交流発光デバイス - Google Patents
交流発光デバイス Download PDFInfo
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- JP2004320024A JP2004320024A JP2004116895A JP2004116895A JP2004320024A JP 2004320024 A JP2004320024 A JP 2004320024A JP 2004116895 A JP2004116895 A JP 2004116895A JP 2004116895 A JP2004116895 A JP 2004116895A JP 2004320024 A JP2004320024 A JP 2004320024A
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- submount
- light emitting
- emitting diodes
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- emitting diode
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- 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 with at least one potential-jump barrier or surface barrier 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 with at least one potential-jump barrier or surface barrier specially adapted for light emission in a repetitive configuration, e.g. LED bars
- H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Led Device Packages (AREA)
- Led Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
【解決手段】 単一の基板上に形成された複数の半導体発光ダイオードは、交流電源での使用に備え直列に接続されている。或る実施形態では、発光ダイオードの直列のアレイは、交流電源に直接接続される。他の実施形態では、半導体発光ダイオードの直列のアレイは、整流フィルタ処理回路が一体に組み込まれたサブマウントに搭載されている。サブマウントは、例えば、シリコン集積回路である。幾つかの実施形態では、波長変換材料が半導体発光ダイオードの上に設けられ、発光ダイオードが発する光と波長変換材料が発する光が混ざり合って白色光を作り出すようになっている。
【選択図】 図3
Description
3 基板、アレイ
4,5 結合パッド
7 発光ダイオード
16,17 接続部
81,82 はんだバンプ
85,86 相互接続部
91 基部
Claims (24)
- デバイスにおいて、
サブマウントと、
単一の基板上に形成され、前記サブマウント上に搭載され、直列に接続された複数の発光ダイオードと、を備えており、
前記複数の発光ダイオードは、交流電源に直接接続されていることを特徴とするデバイス。 - 前記複数の発光ダイオードは、前記複数の発光ダイオードの表面上に形成された相互接続部により直列に接続されていることを特徴とする請求項1に記載のデバイス。
- 前記複数の発光ダイオードは、前記サブマウントの上又は中に形成された相互接続部により直列に接続されていることを特徴とする請求項1に記載のデバイス。
- 前記サブマウントは、シリコン集積回路を備えていることを特徴とする請求項1に記載のデバイス。
- 前記発光ダイオードの少なくとも1つは、III−窒化物発光ダイオードであることを特徴とする請求項1に記載のデバイス。
- 前記III−窒化物発光ダイオードは、前記基板の一部と、複数の半導体デバイス層とを備えており、前記III−窒化物発光ダイオードは、前記サブマウント上に、前記複数の半導体デバイス層が前記基板の部分よりも前記サブマウント近くなるように搭載されていることを特徴とする請求項5に記載のデバイス。
- 少なくとも1つの発光ダイオードの上に重ねられた少なくとも1つの波長変換材を更に備えていることを特徴とする請求項1に記載のデバイス。
- 前記発光ダイオードから発せられる光と、前記少なくとも1つの波長変換材から発せられる光を混ぜ合わせると白色になることを特徴とする請求項7に記載のデバイス。
- 前記サブマウントに電気的に接続されている複数のリード線と、
前記複数の発光デバイス上に重ねられたレンズと、を更に備えており、
交流電源が前記複数のリード線に接続されていることを特徴とする請求項1に記載のデバイス。 - 前記交流電源は、少なくとも100ボルトのピーク電圧を有していることを特徴とする請求項1に記載のデバイス。
- 前記交流電源は、少なくとも120ボルトのrms電圧を有していることを特徴とする請求項1に記載のデバイス。
- 前記サブマウントは電球ソケットに接続可能な基部に接続されていることを特徴とする請求項1に記載のデバイス。
- 前記基部はエジソン基部であることを特徴とする請求項12に記載のデバイス。
- 前記サブマウントは、交流出口ソケットに接続可能な基部に接続されていることを特徴とする請求項1に記載のデバイス。
- 前記基部はMR16基部であることを特徴とする請求項14に記載のデバイス。
- デバイスにおいて、
サブマウントと、
単一の基板上に形成され、前記サブマウント上に搭載され、直列に接続されている複数の発光ダイオードと、
前記サブマウント上に形成され、前記複数の発光ダイオードに接続されている整流フィルタ処理回路と、を備えていることを特徴とするデバイス。 - 前記発光ダイオードの少なくとも1つは、III−窒化物発光ダイオードであることを特徴とする請求項16に記載のデバイス。
- 前記III−窒化物発光ダイオードは、前記基板の一部と、複数の半導体デバイス層とを備えており、前記III−窒化物発光ダイオードは、前記サブマウント上に、前記複数の半導体デバイス層が前記基板の部分よりも前記サブマウント近くなるように搭載されていることを特徴とする請求項17に記載のデバイス。
- 少なくとも1つの発光ダイオードの上に重ねられた少なくとも1つの波長変換材を更に備えていることを特徴とする請求項16に記載のデバイス。
- 前記発光ダイオードから発せられる光と、前記少なくとも1つの波長変換材から発せられる光を混ぜ合わせると白色になることを特徴とする請求項19に記載のデバイス。
- 前記整流フィルタ処理回路は、キャパシタを備えていることを特徴とする請求項16に記載のデバイス。
- 前記整流フィルタ処理回路は、全波ブリッジ整流器を備えていることを特徴とする請求項16に記載のデバイス。
- 発光デバイスを作動させる方法において、
単一の基板上に形成され、直列に接続された複数の半導体発光ダイオードを提供する段階と、
前記複数の半導体発光ダイオードに交流電源を供給する段階と、から成ることを特徴とする方法。 - 前記複数の半導体発光ダイオードは、サブマウント上に物理的に搭載され、且つ前記サブマウントに電気的に接続されており、前記複数の半導体発光ダイオードに交流電源を供給する段階は、前記交流電源を前記サブマウントに供給する段階を含んでいることを特徴とする請求項23に記載の方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/417,735 US20040206970A1 (en) | 2003-04-16 | 2003-04-16 | Alternating current light emitting device |
Publications (1)
Publication Number | Publication Date |
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JP2004320024A true JP2004320024A (ja) | 2004-11-11 |
Family
ID=32908344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004116895A Pending JP2004320024A (ja) | 2003-04-16 | 2004-04-12 | 交流発光デバイス |
Country Status (4)
Country | Link |
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US (1) | US20040206970A1 (ja) |
EP (1) | EP1469529A3 (ja) |
JP (1) | JP2004320024A (ja) |
TW (1) | TW200428683A (ja) |
Cited By (59)
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WO2006095949A1 (en) * | 2005-03-11 | 2006-09-14 | Seoul Semiconductor Co., Ltd. | Led package having an array of light emitting cells coupled in series |
JP2007012808A (ja) * | 2005-06-29 | 2007-01-18 | Univ Of Tokushima | 交流電源用発光装置 |
WO2007018360A1 (en) * | 2005-08-09 | 2007-02-15 | Seoul Opto Device Co., Ltd. | Ac light emitting diode and method for fabricating the same |
JP2007188942A (ja) * | 2006-01-11 | 2007-07-26 | Tyntek Corp | 整流回路を副キャリアに結合した発光ダイオードの発光装置及びその製造方法 |
KR100758541B1 (ko) | 2005-08-22 | 2007-09-13 | 서울옵토디바이스주식회사 | 행렬로 배치된 발광셀들을 갖는 발광 다이오드 및 그제조방법 |
WO2007138774A1 (ja) | 2006-05-31 | 2007-12-06 | Panasonic Corporation | 半導体光源装置及び発光素子駆動回路 |
JP2008544569A (ja) * | 2005-06-28 | 2008-12-04 | ソウル オプト デバイス カンパニー リミテッド | 交流用発光素子 |
JP2009026765A (ja) * | 2007-07-19 | 2009-02-05 | Samsung Electro Mech Co Ltd | バックライトユニット |
JP2009054563A (ja) * | 2007-08-27 | 2009-03-12 | Samsung Electro Mech Co Ltd | 白色ledを利用した面光源及びこれを具備したlcdバックライトユニット |
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US20040206970A1 (en) | 2004-10-21 |
EP1469529A3 (en) | 2011-03-02 |
TW200428683A (en) | 2004-12-16 |
EP1469529A2 (en) | 2004-10-20 |
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