JP2013546222A - 低電力深度カメラおよび投射デバイスの統合 - Google Patents
低電力深度カメラおよび投射デバイスの統合 Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3191—Testing thereof
- H04N9/3194—Testing thereof including sensor feedback
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- G—PHYSICS
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/89—Lidar systems specially adapted for specific applications for mapping or imaging
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- G06T7/97—Determining parameters from multiple pictures
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- H—ELECTRICITY
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- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7475—Constructional details of television projection apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3179—Video signal processing therefor
- H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/10—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S17/18—Systems determining position data of a target for measuring distance only using transmission of interrupted, pulse-modulated waves wherein range gates are used
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Abstract
【選択図】 図3
Description
Claims (15)
- ビデオ・プロジェクター・デバイスであって、
可視光を出す光源と、
前記光源を駆動するドライバーと、
前記可視光を視野に投射する少なくとも1つの光学素子と、
前記視野内の少なくとも1つの物体から反射された可視光を含む可視光を検知するセンサーであって、複数の画素を含む、センサーと、
前記光源がパルス・モードで駆動されその間前記センサーがゲート・モードで動作し、その後前記光源が連続モードで駆動されその間前記センサーが光強度値を得るために読み取られるゲート・サブフレームを与える少なくとも1つの制御回路であって、飛行時間の原理を使用し、前記光強度値に基づいて、前記視野内の前記少なくとも1つの物体に関する深度データーを得る、少なくとも1つの制御回路と、
を含む、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記光源が前記パルス・モードで駆動されその間前記センサーが非ゲート・モードで動作し、その後前記光源が連続モードで駆動されその間前記センサーが光強度値を得るために読み取られる非ゲート・サブフレームを与え、前記少なくとも1つの制御回路が、前記視野内の前記少なくとも1つの物体の反射率を補償するために、前記非ゲート・サブフレームの間に得られた光強度値に基づいて、前記ゲート・サブフレームの間に得られた光強度値を調節する、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、可視光が出されずその間前記センサーがゲート・モードで動作し、その後前記光源が連続モードで駆動されている間に前記センサーが光強度値を得るために読み取られる、少なくとも1つの背景サブフレームを与え、前記少なくとも1つの制御回路が、前記視野の中における背景光を補償するために、前記背景サブフレームの間に得られた前記光強度値に基づいて、前記ゲート・サブフレームの間に得られた光強度値を調節する、ビデオ・プロジェクター・デバイス。 - 請求項3記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、1フレームにおいて2つの前記背景サブフレームを与える、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記光源が前記連続モードで駆動されその間前記センサーが標準的なカラー検知モードで動作し、その後前記光源が前記連続モードで駆動されその間前記センサーが前記視野からのカラー・データーを含む光強度値を得るために読み取られる、カラー・サブフレームを与える、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記光源が前記連続モードで駆動されその間前記センサーがアクティブであるサブフレームを与える、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記ゲート・サブフレームの間、三角形状パルスを使用して前記光源を駆動する、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、パルスを使用して前記光源を駆動し、各前記パルスが少なくとも、(a)前記光源の立ち上がりレートよりも低いレートで上に遷移する先端エッジ、および(b)前記光源の立ち下がりレートよりも低いレートで下に遷移する後端エッジの内少なくとも1つを有する、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記光源、前記光源、少なくとも1つの光学素子、前記少なくとも1つの制御回路、および前記センサーが、共通の筐体内に設けられている、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスであって、更に、
ビデオ情報を前記可視光にエンコードする少なくとも1つの光透過性LCDパネルを含み、この少なくとも1つの光透過性LCDパネルが複数の画素を含む、ビデオ・プロジェクター・デバイス。 - 請求項1記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記深度データーに基づいて、前記少なくとも1つの光学素子を合焦させる、ビデオ・プロジェクター・デバイス。 - 請求項11記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記光源が前記パルス・モードで駆動され、その間前記センサーが非ゲート・モードで動作する非ゲート・サブフレームを与え、前記ゲート・サブフレームおよび前記非ゲート・サブフレームの間以外の時間には、フレームにおいて可視光が出されない、ビデオ・プロジェクター・デバイス。 - ビデオ・プロジェクター・デバイスであって、
可視光を出す光源と、
前記光源を駆動するドライバーと、
前記可視光を視野に投射する少なくとも1つの光学素子と、
前記視野内の少なくとも1つの物体から反射された可視光を含む可視光を検知するセンサーであって、複数の画素を含む、センサーと、
少なくとも1つの制御回路であって、異なる時点において、(a)前記少なくとも1つの制御回路が、飛行時間の原理を使用して、前記センサーから読み取られた光強度値に基づいて、前記視野内の前記少なくとも1つの物体に関する深度データーを得る深度検知フレームと、(b)前記少なくとも1つの制御回路が、前記視野内の前記少なくとも1つの物体に関して深度データーを得ない非深度検知フレームと、を与える、少なくとも1つの制御回路と、
を含む、ビデオ・プロジェクター・デバイス。 - 請求項13記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記光源に、前記深度検知フレームにおいては、前記非深度検知フレームにおけるよりも高い照明電力で可視光を出させる、ビデオ・プロジェクター・デバイス。 - 請求項13記載のビデオ・プロジェクター・デバイスにおいて、
前記少なくとも1つの制御回路が、前記深度検知フレームが前記非深度検知フレームよりも長くなるように、フレーム期間を調節する、ビデオ・プロジェクター・デバイス。
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US12/892,589 | 2010-09-28 | ||
US12/892,589 US8681255B2 (en) | 2010-09-28 | 2010-09-28 | Integrated low power depth camera and projection device |
PCT/US2011/049606 WO2012047410A1 (en) | 2010-09-28 | 2011-08-29 | Integrated low power depth camera and projection device |
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JP2013546222A5 JP2013546222A5 (ja) | 2014-10-16 |
JP5894600B2 JP5894600B2 (ja) | 2016-03-30 |
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US (1) | US8681255B2 (ja) |
EP (1) | EP2622847B1 (ja) |
JP (1) | JP5894600B2 (ja) |
KR (1) | KR101861393B1 (ja) |
CN (1) | CN102510461B (ja) |
CA (1) | CA2812433C (ja) |
ES (1) | ES2587436T3 (ja) |
IL (1) | IL225090A (ja) |
WO (1) | WO2012047410A1 (ja) |
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KR101861393B1 (ko) | 2018-05-28 |
WO2012047410A1 (en) | 2012-04-12 |
CN102510461A (zh) | 2012-06-20 |
US8681255B2 (en) | 2014-03-25 |
EP2622847B1 (en) | 2016-06-29 |
IL225090A (en) | 2017-08-31 |
CA2812433A1 (en) | 2012-04-12 |
ES2587436T3 (es) | 2016-10-24 |
EP2622847A1 (en) | 2013-08-07 |
JP5894600B2 (ja) | 2016-03-30 |
KR20130138225A (ko) | 2013-12-18 |
CN102510461B (zh) | 2015-04-29 |
EP2622847A4 (en) | 2014-08-06 |
US20120075534A1 (en) | 2012-03-29 |
CA2812433C (en) | 2018-05-15 |
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