JP2022540517A - 高電力ledストロボと連続ライトの組合せ - Google Patents
高電力ledストロボと連続ライトの組合せ Download PDFInfo
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- JP2022540517A JP2022540517A JP2022518697A JP2022518697A JP2022540517A JP 2022540517 A JP2022540517 A JP 2022540517A JP 2022518697 A JP2022518697 A JP 2022518697A JP 2022518697 A JP2022518697 A JP 2022518697A JP 2022540517 A JP2022540517 A JP 2022540517A
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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
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L4/00—Electric lighting devices with self-contained electric batteries or cells
- F21L4/02—Electric lighting devices with self-contained electric batteries or cells characterised by the provision of two or more light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/14—Bayonet-type fastening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
- F21V21/40—Hand grips
- F21V21/406—Hand grips for portable lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
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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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2215/00—Special procedures for taking photographs; Apparatus therefor
- G03B2215/05—Combinations of cameras with electronic flash units
- G03B2215/0564—Combinations of cameras with electronic flash units characterised by the type of light source
- G03B2215/0567—Solid-state light source, e.g. LED, laser
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Studio Devices (AREA)
- Stroboscope Apparatuses (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
発光ダイオード(LED:light emitting diode)装置に電力供給することが意図された従来の定電流又は制御電圧調整器回路は、通常、単一の制御及びフィードバック利得分解能(出力信号変化で割った入力制御信号変化)を用いて固定範囲内で動作することに限定される。主に、0から1xの出力駆動レベル内で動作したいが、時には2x又は4xなどのはるかに高い駆動出力レベルまでパルスを流したい場合、最先端の回路及びチップは、装置が定常オン・モード又は光をパルスでオン/オフする高電力デューティ・サイクルで動作しているかどうかに応じて、2つの異なるピーク・ルーメン出力を支えるようには設計されていない。従来の調整器回路は、固定された最大出力範囲(例えば、4x)用に設計される一方で、入力制御レベル指令信号は1xの一次レベルで動作するために4分の1まで低減される。これは典型的に、一次0~1xの動作範囲内で制御分解能の望ましくない損失をもたらす。
発光ダイオード(LED:light emitting diode)装置に電力供給することが意図された従来の定電流又は制御電圧調整器回路は、通常、単一の制御及びフィードバック利得分解能(出力信号変化で割った入力制御信号変化)を用いて固定範囲内で動作することに限定される。主に、0から1xの出力駆動レベル内で動作したいが、時には2x又は4xなどのはるかに高い駆動出力レベルまでパルスを流したい場合、最先端の回路及びチップは、装置が定常オン・モード又は光をパルスでオン/オフする高電力デューティ・サイクルで動作しているかどうかに応じて、2つの異なるピーク・ルーメン出力を支えるようには設計されていない。従来の調整器回路は、固定された最大出力範囲(例えば、4x)用に設計される一方で、入力制御レベル指令信号は1xの一次レベルで動作するために4分の1まで低減される。これは典型的に、一次0~1xの動作範囲内で制御分解能の望ましくない損失をもたらす。
Claims (19)
- 調整回路を有するLED又はLEDアレイを備える自己完結型電力供給照明器具であって、前記回路内の切替手段により、前記LEDアレイは、連続モード最大入力電力までの一次連続モード、又はパルス・モードで動作することが可能であり、前記パルス・モードでは、同じLED若しくはアレイ又は前記LEDアレイの一部は、一次連続照明モードで最大フィードバック制御分解能を維持しながら、前記回路を利用して、連続モード最大入力電力よりも高い入力電力でパルスの持続時間の、より高く調整された出力光レベルまでパルスが流される、自己完結型電力供給照明器具。
- 前記連続モード最大電力は、少なくとも5000ルーメンを生成する、請求項1に記載の照明器具。
- 前記LEDはCOB LEDアレイを備える、請求項1に記載の照明器具。
- 前記パルスの持続時間の出力光レベルは、前記LEDアレイへの入力電力で、前記連続モード最大値の4倍以上である、請求項1に記載の照明器具。
- 前記切替手段は、前記回路において1つ又は複数のセンサー素子から1つ又は複数のフィードバック信号を受信し、且つより低いフィードバック信号が前記パルスの持続時間、前記複数のLEDの出力をより高い出力へ上昇させる前記調整回路の電力調整器へ送られるように前記フィードバック信号をより低い値に縮小する少なくとも1つのスケーリング・ネットワークを前記回路に備える、請求項1に記載の照明器具。
- 前記LED又はアレイにパルスを流すことが入力制御信号によって開始される、請求項1に記載の照明器具。
- 前記入力制御信号はカメラ・シャッターの開放からのものである、請求項6に記載の照明器具。
- 前記照明器具を保持するための取っ手を形成する電池ケーシングに収容された再充電可能な電池をさらに含み、前記ケーシングは、前記電池ケーシング及び照明器具がライトスタンド又は三脚に取り外し可能にされることを可能にする受容素子を有する、請求項1に記載の照明器具。
- 前記電池ケーシングは充電ポートを有し、前記照明器具から外されたときに前記電池は遠隔で充電することができる、請求項8に記載の照明器具。
- 天候に対して封止されている同一平面上のLED及び駆動器アレイを備える前記複数のLED及び前記回路を収容するライトヘッドであって、設置時に耐候性シールとなる前記ライトヘッドの外側に装着される光学素子を含むライトヘッドを備える、請求項1に記載の照明器具。
- 前記複数のLED及び前記回路を収容するライトヘッドを備え、耐候性ケーシングに再充電可能な電池パックをさらに備える、請求項1に記載の照明器具。
- 前記ライトヘッドは、USB-Cケーブルを使用して前記電池に接続する、請求項11に記載の照明器具。
- 前記再充電可能な電池パックは、少なくとも30ワット時間の容量を有する、請求項11に記載の照明器具。
- 前記ライトヘッドは、前記複数のLEDからの光を集束又は拡散するために前記複数のLEDに近接して光学系を取り付ける周囲バヨネット・マウントを有する、請求項11に記載の照明器具。
- 前記ライトヘッドは、前記複数のLED及び前記回路を保持する熱伝導板の裏側へ、ろう付け又は他の方法で熱的に取り付けられた発泡金属マトリックスを有して、前記ヒート・シンクの空冷のための大きな表面積を提供する、請求項11に記載の照明器具。
- 前記LED又はアレイにパルスを流すことは、カメラ・シャッターの開放からの入力制御信号によって開始され、前記回路は無線通信を使用して前記カメラ・シャッターと同期する、請求項1に記載の照明器具。
- 前記のより高く調整された出力レベルに対してより高い電力蓄積を可能にするコンデンサを前記調整回路にさらに備え、より高電力のパルス光のバーストを支える、請求項1に記載の照明器具。
- 前記切替手段は、従来の固定値感知素子から来る信号のレベルを伸縮するために、信号レベル能動スイッチ配置及び物理的により小さい信号レベルの受動構成要素のネットワークを含み、能動信号レベルの能動スイッチ配置が係合されるとき、フィードバック信号利得が変更され、変更される前記感知素子の特性値と同等になる、請求項1に記載の照明器具。
- 前記切替手段は、複数の信号接続タップ位置を作成するための電気感知素子、又は複数のタップ接続位置を有する感知素子を含み、信号レベルのスイッチ回路が前記感知素子又は直列の部分に接続することを可能にし、可能でない場合に、前記感知素子又は配置全体からの信号に比例するフィードバック信号への迅速な変更を容易にする、請求項1に記載の照明器具。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862735791P | 2018-09-24 | 2018-09-24 | |
US16/581,576 US10996543B2 (en) | 2018-09-24 | 2019-09-24 | Combination high power LED strobe and continuous light |
US16/581,576 | 2019-09-24 | ||
PCT/US2020/052563 WO2021062043A1 (en) | 2018-09-24 | 2020-09-24 | Combination high power led strobe and continuous light |
Publications (1)
Publication Number | Publication Date |
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JP2022540517A true JP2022540517A (ja) | 2022-09-15 |
Family
ID=74065450
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2022518697A Pending JP2022540517A (ja) | 2018-09-24 | 2020-09-24 | 高電力ledストロボと連続ライトの組合せ |
Country Status (4)
Country | Link |
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US (1) | US10996543B2 (ja) |
EP (1) | EP4034809A4 (ja) |
JP (1) | JP2022540517A (ja) |
WO (1) | WO2021062043A1 (ja) |
Families Citing this family (5)
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US11324094B2 (en) | 2018-03-22 | 2022-05-03 | Logitech Europe S.A. | Hard and soft light module with ambient light sensing |
US11736808B2 (en) * | 2019-06-24 | 2023-08-22 | Alex Munoz | High-powered wireless LED-based strobe for still and motion photography |
JP2023511286A (ja) * | 2020-01-13 | 2023-03-17 | スカイディオ,インコーポレイテッド | 折り畳み式折り畳み可能アームを有する自律型無人航空ビークル |
US11419191B2 (en) * | 2020-03-18 | 2022-08-16 | Xiamen Eco Lighting Co. Ltd. | Self-adaptive illuminating device and method thereof |
US11910096B1 (en) | 2021-03-17 | 2024-02-20 | Light & Motion Industries | Exposure optimization for digital burst light |
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2019
- 2019-09-24 US US16/581,576 patent/US10996543B2/en active Active
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2020
- 2020-09-24 EP EP20867531.4A patent/EP4034809A4/en active Pending
- 2020-09-24 WO PCT/US2020/052563 patent/WO2021062043A1/en unknown
- 2020-09-24 JP JP2022518697A patent/JP2022540517A/ja active Pending
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WO2011006209A1 (en) * | 2009-07-17 | 2011-01-20 | Knog Pty Ltd | A portable light |
US20120044374A1 (en) * | 2010-02-19 | 2012-02-23 | Pohlert Rudy G | Photography led lighting and effects generation system |
JP2013200322A (ja) * | 2010-07-17 | 2013-10-03 | Yoji Mukuda | Ledフラッシュ光源の発光制御方法と、ledフラッシュ光源装置 |
US20120140433A1 (en) * | 2010-11-17 | 2012-06-07 | Jarod Armer | Adjustable light for underwater photography |
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US20210003905A1 (en) | 2021-01-07 |
WO2021062043A1 (en) | 2021-04-01 |
EP4034809A1 (en) | 2022-08-03 |
US10996543B2 (en) | 2021-05-04 |
EP4034809A4 (en) | 2023-11-01 |
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