JP6023166B2 - 光検出システム及び方法 - Google Patents
光検出システム及び方法 Download PDFInfo
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- JP6023166B2 JP6023166B2 JP2014500526A JP2014500526A JP6023166B2 JP 6023166 B2 JP6023166 B2 JP 6023166B2 JP 2014500526 A JP2014500526 A JP 2014500526A JP 2014500526 A JP2014500526 A JP 2014500526A JP 6023166 B2 JP6023166 B2 JP 6023166B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/54—Intensity modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
- H04B10/548—Phase or frequency modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/50—Control of the SSIS exposure
- H04N25/53—Control of the integration time
- H04N25/531—Control of the integration time by controlling rolling shutters in CMOS SSIS
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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
-
- 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
- H05B47/155—Coordinated control of two or more light sources
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
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- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Multimedia (AREA)
- Studio Devices (AREA)
- Optical Communication System (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Image Processing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Description
Claims (12)
- 発される光の特性における変調の時系列として発される第1の埋め込みコードを有する光寄与を供給する第1の光源を少なくとも具備する照明システムによって照明された場面の少なくとも1つのイメージを取得するローリングシャッタカメラであって、前記イメージが、各画素が前記場面内の異なる物理位置における前記照明システムの総光出力の強度を表す画素のマトリクスを有するとともに、前記イメージが、各々が前記第1の埋め込みコードの前記変調の時系列の異なるインスタンスをサンプリングする前記画素のラインを有する、時間的にシフトされた複数のラインインスタンスとして得られ、前記ラインが、前記変調の時系列に対応する変調の空間パターンを生じさせるように、隣接するライン間で時間遅延を伴う異なる時間インスタンスにおいて、時間的にライン毎に露光される、前記ローリングシャッタカメラと、
前記変調の空間パターンから前記第1の埋め込みコードを決定する処理ユニットと、
を有する、光検出システム。 - 前記処理ユニットは、前記の各ラインインスタンスに沿った画素値の組み合わせに基づいて、前記第1の埋め込みコードを決定する、請求項1記載の光検出システム。
- 前記ラインインスタンスに沿った画素値の組み合わせは、前記得られたイメージの少なくとも1つの所定のサブ領域に制約される、請求項1又は2に記載の光検出システム。
- 前記所定のサブ領域の選択は、前記第1の埋め込みコードに関連付けられる変調の予期される空間パターンと整合するフィルタカーネルを有するフィルタで前記イメージを畳み込み積分することによって実行される、請求項3記載の光検出システム。
- 前記ラインの各々は、前記マトリクスの前記画素の行を構成する、請求項1記載の光検出システム。
- 前記画素の行の異なる時間インスタンスにおける露光は、空間的に単調な順序で発生する、請求項5記載の光検出システム。
- 前記光検出システムは、取得された前記イメージにおいて複数の光源からの寄与を検出及び解析し、各光源の各光寄与は、発される光の特性における変調の時系列として発される埋め込まれた一意のコードを有する、請求項1乃至6のいずれか1項に記載の光検出システム。
- 前記得られたイメージの焦点ぼけを供給するための光システムを更に有する、請求項1乃至7のいずれか1項に記載の光検出システム。
- 前記光システムは、前記焦点ぼけされた取得イメージにおけるパターンを供給するための開口マスク素子を有する、請求項8記載の光検出システム。
- 前記開口マスク素子の空間形状は、異なる光源由来の空間的に離れた光寄与のために選択される、請求項9記載の光検出システム。
- 前記第1の埋め込みコードは、一定間隔でパケットとともに繰り返し送信される、連続的に繰り返されるデータストリーム、パケット化されたデータストリーム、及び、不規則間隔でパケットとともに繰り返し送信される、パケット化されたデータストリームのうちのいずれかである、請求項1乃至10のいずれか1項に記載の光検出システム。
- 前記発される光の特性は、強度変調及び色変調のいずれかである、請求項1乃至11のいずれか1項に記載の光検出システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11159149A EP2503852A1 (en) | 2011-03-22 | 2011-03-22 | Light detection system and method |
EP11159149.1 | 2011-03-22 | ||
PCT/IB2012/051370 WO2012127439A1 (en) | 2011-03-22 | 2012-03-22 | Light detection system and method |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016198419A Division JP6291008B2 (ja) | 2011-03-22 | 2016-10-06 | 光検出システム及び方法 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014515892A JP2014515892A (ja) | 2014-07-03 |
JP2014515892A5 JP2014515892A5 (ja) | 2015-05-07 |
JP6023166B2 true JP6023166B2 (ja) | 2016-11-09 |
Family
ID=44511766
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014500526A Active JP6023166B2 (ja) | 2011-03-22 | 2012-03-22 | 光検出システム及び方法 |
JP2016198419A Active JP6291008B2 (ja) | 2011-03-22 | 2016-10-06 | 光検出システム及び方法 |
Family Applications After (1)
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JP2016198419A Active JP6291008B2 (ja) | 2011-03-22 | 2016-10-06 | 光検出システム及び方法 |
Country Status (12)
Country | Link |
---|---|
US (2) | US9379814B2 (ja) |
EP (3) | EP2503852A1 (ja) |
JP (2) | JP6023166B2 (ja) |
KR (1) | KR20140023935A (ja) |
CN (1) | CN103430626B (ja) |
BR (1) | BR112013023965A2 (ja) |
DK (2) | DK3107356T3 (ja) |
ES (2) | ES2677550T3 (ja) |
MX (1) | MX2013010660A (ja) |
PL (1) | PL2689638T3 (ja) |
RU (1) | RU2589721C2 (ja) |
WO (1) | WO2012127439A1 (ja) |
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US20140314420A1 (en) | 2014-10-23 |
JP2017063430A (ja) | 2017-03-30 |
PL2689638T3 (pl) | 2017-05-31 |
EP3107356B1 (en) | 2018-05-16 |
EP2503852A1 (en) | 2012-09-26 |
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