BR112014032983A2 - método de projeção de cinema digital, dispositivo de otimização e sistema de projeção - Google Patents

método de projeção de cinema digital, dispositivo de otimização e sistema de projeção

Info

Publication number
BR112014032983A2
BR112014032983A2 BR112014032983A BR112014032983A BR112014032983A2 BR 112014032983 A2 BR112014032983 A2 BR 112014032983A2 BR 112014032983 A BR112014032983 A BR 112014032983A BR 112014032983 A BR112014032983 A BR 112014032983A BR 112014032983 A2 BR112014032983 A2 BR 112014032983A2
Authority
BR
Brazil
Prior art keywords
digital cinema
images
optimization device
digital
present
Prior art date
Application number
BR112014032983A
Other languages
English (en)
Inventor
Lin Minjie
He Wei
Original Assignee
China Film Digital Giant Screen Beijing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Film Digital Giant Screen Beijing Co Ltd filed Critical China Film Digital Giant Screen Beijing Co Ltd
Publication of BR112014032983A2 publication Critical patent/BR112014032983A2/pt

Links

Classifications

    • 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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
    • G09G3/002—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background to project the image of a two-dimensional display, such as an array of light emitting or modulating elements or a CRT
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/128—Adjusting depth or disparity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/327—Calibration thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/363—Image reproducers using image projection screens
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/398—Synchronisation thereof; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
    • 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]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • 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
    • 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
    • H04N9/3185—Geometric adjustment, e.g. keystone or convergence
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0693—Calibration of display systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N2013/0074—Stereoscopic image analysis

Abstract

resumo "método de projeção de cinema digital, dispositivo de otimização e sistema de projeção" a presente invenção provê um método de projeção de cinema digital compreendendo as seguintes etapas: projeção de imagens em uma tela por um projetor de cinema digital, e obtenção das imagens na tela por uma unidade de captura de imagem; execução da análise digital sobre as imagens adquiridas através de uma unidade de análise de imagem para obter uma pluralidade de parâmetros das imagens adquiridas; de acordo com cada um dos parâmetros, execução do processo de correção de saída de sinais de imagem do servidor de cinema digital, e em seguida transferência para o projetor de cinema digital; e projeção das imagens diferentemente corrigidas e melhoradas direcionadas para cada um dos projetores de cinema digital. a presente invenção também provê um dispositivo de otimização de cinema digital compreendendo uma unidade de captura de imagem, uma unidade de análise de imagem e uma unidade de processamento de imagem. a presente invenção também provê um sistema de projeção de cinema digital compreendendo o dispositivo de otimização de cinema digital, um servidor de cinema digital e um projetor de cinema digital, sendo que o dispositivo de otimização de cinema digital é eletricamente conectado entre o servidor de cinema digital e o projetor de cinema digital. o método, dispositivo e sistema da presente invenção melhoram de modo eficiente a qualidade das imagens projetadas. 1/1
BR112014032983A 2012-07-06 2013-07-05 método de projeção de cinema digital, dispositivo de otimização e sistema de projeção BR112014032983A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2012102358303A CN102821285A (zh) 2012-07-06 2012-07-06 一种数字电影放映方法、优化装置和放映系统
PCT/CN2013/078936 WO2014005553A1 (zh) 2012-07-06 2013-07-05 一种数字电影放映方法、优化装置和放映系统

Publications (1)

Publication Number Publication Date
BR112014032983A2 true BR112014032983A2 (pt) 2017-06-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014032983A BR112014032983A2 (pt) 2012-07-06 2013-07-05 método de projeção de cinema digital, dispositivo de otimização e sistema de projeção

Country Status (8)

Country Link
US (1) US9769466B2 (pt)
EP (1) EP2838265A4 (pt)
KR (1) KR101765763B1 (pt)
CN (1) CN102821285A (pt)
BR (1) BR112014032983A2 (pt)
IN (1) IN2014DN09262A (pt)
RU (1) RU2608782C2 (pt)
WO (1) WO2014005553A1 (pt)

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CN111601123A (zh) * 2020-05-15 2020-08-28 上海幕革科技有限公司 一种色彩空间转换的方法及led电影屏
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Also Published As

Publication number Publication date
EP2838265A1 (en) 2015-02-18
KR101765763B1 (ko) 2017-08-08
US9769466B2 (en) 2017-09-19
CN102821285A (zh) 2012-12-12
RU2608782C2 (ru) 2017-01-24
US20150097932A1 (en) 2015-04-09
IN2014DN09262A (pt) 2015-07-10
EP2838265A4 (en) 2015-07-22
RU2014145269A (ru) 2016-06-10
WO2014005553A1 (zh) 2014-01-09
KR20150035771A (ko) 2015-04-07

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