JP7362948B2 - Ledフィラメント及びランプ - Google Patents
Ledフィラメント及びランプ Download PDFInfo
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- JP7362948B2 JP7362948B2 JP2022567334A JP2022567334A JP7362948B2 JP 7362948 B2 JP7362948 B2 JP 7362948B2 JP 2022567334 A JP2022567334 A JP 2022567334A JP 2022567334 A JP2022567334 A JP 2022567334A JP 7362948 B2 JP7362948 B2 JP 7362948B2
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- Prior art keywords
- led
- subset
- leds
- led filament
- color temperature
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
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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
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- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
-
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
-
- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/70—Light sources with three-dimensionally disposed light-generating elements on flexible or deformable supports or substrates, e.g. for changing the light source into a desired form
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/90—Light sources with three-dimensionally disposed light-generating elements on two opposite sides of supports or substrates
-
- 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
- F21Y2113/00—Combination of light sources
- F21Y2113/10—Combination of light sources of different colours
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
Claims (14)
- LEDフィラメントであって、
少なくとも2つのLED列に配置された複数のLEDを含む支持体を備え、
前記複数のLEDが、少なくとも2つの異なるLEDサブセットにグループ化されており、第1のLEDサブセットが、第1の色温度CT1の光を放出するように構成されており、第2のLEDサブセットが、第2の色温度CT2の光を放出するように構成されており、CT2がCT1とは異なり、
前記少なくとも2つの異なるLEDサブセットの前記LEDが、前記少なくとも2つのLED列において、各列が、前記第1の色温度及び前記第2の色温度の光をそれぞれ放出するように構成された交互するセグメントを含むように、交互に交差する構成で配置されており、
前記支持体が、反射性であり、互いに反対の2つの表面を有し、前記少なくとも2つのLED列が、前記互いに反対の2つの表面のうちの第1の表面に配置されており、前記互いに反対の2つの表面のうちの第2の表面が、前記第1の表面上の前記少なくとも2つのLED列と同じように配置された少なくとも2つのLED列を含む、
LEDフィラメント。 - 各LEDサブセットが複数のLEDを含み、LEDサブセットの前記複数のLEDが、各LEDサブセットが独立して制御可能であるように、電気的に接続されている、請求項1に記載のLEDフィラメント。
- 前記2つのLED列の間の距離(D)が、0.05~3mmの範囲である、請求項1又は2に記載のLEDフィラメント。
- セグメント当たりのLEDの数が、少なくとも3つである、請求項1乃至3のいずれか一項に記載のLEDフィラメント。
- 各セグメントの長さ(LS)が、5~30mmの範囲である、請求項1乃至4のいずれか一項に記載のLEDフィラメント。
- 前記LEDフィラメントの長さ(LF)が、3~100cmの範囲である、請求項1乃至5のいずれか一項に記載のLEDフィラメント。
- 前記第1のLEDサブセットが、第1のルミネッセント材料を含む第1の封入材によって封入されており、前記第2のLEDサブセットが、第2のルミネッセント材料を含む第2の封入材によって封入されており、前記第1の封入材と前記第2の封入材とが異なる、請求項1乃至6のいずれか一項に記載のLEDフィラメント。
- 前記支持体が可撓性である、請求項1乃至7のいずれか一項に記載のLEDフィラメント。
- 前記支持体が光透過性である、請求項1乃至8のいずれか一項に記載のLEDフィラメント。
- CT1>2500KかつCT2<2500Kであり、CT1-CT2>500Kである、請求項1乃至9のいずれか一項に記載のLEDフィラメント。
- 請求項1乃至10のいずれか一項に記載のLEDフィラメントを備えるランプ。
- 前記LEDフィラメントが、螺旋として構成されている、請求項11に記載のランプ。
- 前記2つのLED列が、互いに距離(D)を置いて配置されており、前記螺旋がピッチ(P)を有し、D<0.3Pである、請求項12に記載のランプ。
- 前記第1のLEDサブセット及び前記第2のLEDサブセットを独立して制御するように構成されたコントローラを更に備える、請求項12乃至13のいずれか一項に記載のランプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20173386 | 2020-05-07 | ||
EP20173386.2 | 2020-05-07 | ||
PCT/EP2021/061423 WO2021224134A1 (en) | 2020-05-07 | 2021-04-30 | An led filament and a lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023515725A JP2023515725A (ja) | 2023-04-13 |
JP7362948B2 true JP7362948B2 (ja) | 2023-10-17 |
Family
ID=70740425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022567334A Active JP7362948B2 (ja) | 2020-05-07 | 2021-04-30 | Ledフィラメント及びランプ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230204169A1 (ja) |
EP (1) | EP4146979B1 (ja) |
JP (1) | JP7362948B2 (ja) |
CN (1) | CN115552169A (ja) |
WO (1) | WO2021224134A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP4162200A4 (en) * | 2020-06-03 | 2024-07-31 | Lumileds Llc | FLEXIBLE LIGHTING DEVICE |
USD1018258S1 (en) * | 2020-08-06 | 2024-03-19 | Hangzhou Sijunsi Technology Co., Ltd | LED filament |
US20230137752A1 (en) * | 2021-11-02 | 2023-05-04 | Ledvance Llc | Light emitting diode filament including chip scale package light emitting diodes to reduce the amount of phosphor that is integrated into the filament |
Citations (6)
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JP2015097196A (ja) | 2013-08-29 | 2015-05-21 | ソラア インコーポレーテッドSoraa Inc. | 概日のフレンドリーなled光源 |
JP2015534703A (ja) | 2012-09-06 | 2015-12-03 | クーレッジ ライティング インコーポレイテッド | アレイベースの電子素子のための配線板 |
JP2016167518A (ja) | 2015-03-09 | 2016-09-15 | パナソニックIpマネジメント株式会社 | 発光装置、及び、照明装置 |
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WO2019166273A1 (en) | 2018-02-27 | 2019-09-06 | Signify Holding B.V. | Led filament lamp comprising a control unit |
JP2019197906A (ja) | 2013-10-07 | 2019-11-14 | 晶元光電股▲ふん▼有限公司Epistar Corporation | 発光ダイオードモジュール及びその製造方法 |
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2021
- 2021-04-30 EP EP21722466.6A patent/EP4146979B1/en active Active
- 2021-04-30 JP JP2022567334A patent/JP7362948B2/ja active Active
- 2021-04-30 US US17/923,649 patent/US20230204169A1/en active Pending
- 2021-04-30 WO PCT/EP2021/061423 patent/WO2021224134A1/en unknown
- 2021-04-30 CN CN202180033310.1A patent/CN115552169A/zh active Pending
Patent Citations (6)
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JP2015534703A (ja) | 2012-09-06 | 2015-12-03 | クーレッジ ライティング インコーポレイテッド | アレイベースの電子素子のための配線板 |
JP2015097196A (ja) | 2013-08-29 | 2015-05-21 | ソラア インコーポレーテッドSoraa Inc. | 概日のフレンドリーなled光源 |
JP2019197906A (ja) | 2013-10-07 | 2019-11-14 | 晶元光電股▲ふん▼有限公司Epistar Corporation | 発光ダイオードモジュール及びその製造方法 |
JP2016167518A (ja) | 2015-03-09 | 2016-09-15 | パナソニックIpマネジメント株式会社 | 発光装置、及び、照明装置 |
JP2017054749A (ja) | 2015-09-10 | 2017-03-16 | パナソニックIpマネジメント株式会社 | 発光装置及び照明用光源 |
WO2019166273A1 (en) | 2018-02-27 | 2019-09-06 | Signify Holding B.V. | Led filament lamp comprising a control unit |
Also Published As
Publication number | Publication date |
---|---|
JP2023515725A (ja) | 2023-04-13 |
EP4146979C0 (en) | 2023-08-30 |
US20230204169A1 (en) | 2023-06-29 |
EP4146979B1 (en) | 2023-08-30 |
CN115552169A (zh) | 2022-12-30 |
EP4146979A1 (en) | 2023-03-15 |
WO2021224134A1 (en) | 2021-11-11 |
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