TWI266164B - Light source controller, light source control method, and image display apparatus - Google Patents

Light source controller, light source control method, and image display apparatus

Info

Publication number
TWI266164B
TWI266164B TW094126933A TW94126933A TWI266164B TW I266164 B TWI266164 B TW I266164B TW 094126933 A TW094126933 A TW 094126933A TW 94126933 A TW94126933 A TW 94126933A TW I266164 B TWI266164 B TW I266164B
Authority
TW
Taiwan
Prior art keywords
light source
image
source controller
control method
display apparatus
Prior art date
Application number
TW094126933A
Other languages
English (en)
Other versions
TW200615723A (en
Inventor
Takashi Takeda
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of TW200615723A publication Critical patent/TW200615723A/zh
Application granted granted Critical
Publication of TWI266164B publication Critical patent/TWI266164B/zh

Links

Classifications

    • 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
    • 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
    • G09G3/02—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes by tracing or scanning a light beam on a screen
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • 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
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2077—Display of intermediate tones by a combination of two or more gradation control methods
    • G09G3/2081—Display of intermediate tones by a combination of two or more gradation control methods with combination of amplitude modulation and time modulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • 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]
TW094126933A 2004-11-08 2005-08-09 Light source controller, light source control method, and image display apparatus TWI266164B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004323224A JP4367318B2 (ja) 2004-11-08 2004-11-08 光源制御装置、光源制御方法及び画像表示装置

Publications (2)

Publication Number Publication Date
TW200615723A TW200615723A (en) 2006-05-16
TWI266164B true TWI266164B (en) 2006-11-11

Family

ID=36566932

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094126933A TWI266164B (en) 2004-11-08 2005-08-09 Light source controller, light source control method, and image display apparatus

Country Status (5)

Country Link
US (1) US7773103B2 (zh)
JP (1) JP4367318B2 (zh)
KR (1) KR100726394B1 (zh)
CN (1) CN100544139C (zh)
TW (1) TWI266164B (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100701090B1 (ko) * 2004-11-12 2007-03-29 비오이 하이디스 테크놀로지 주식회사 액정표시장치의 계조 구현 장치
JP4458000B2 (ja) * 2005-08-24 2010-04-28 セイコーエプソン株式会社 画像表示装置及び画像表示装置の制御方法
KR100708176B1 (ko) * 2005-08-29 2007-04-16 삼성전자주식회사 필드 순차 영상 표시 장치 및 그 구동 방법
JP2008033042A (ja) * 2006-07-28 2008-02-14 Sony Corp 投影型表示装置
JP2008292607A (ja) * 2007-05-23 2008-12-04 Hitachi Media Electoronics Co Ltd 映像投射装置及びその作動方法
JP5120000B2 (ja) 2008-03-19 2013-01-16 船井電機株式会社 画像表示装置
JP2010250208A (ja) * 2009-04-20 2010-11-04 Funai Electric Co Ltd 画像表示装置および画像表示装置の制御方法
CN102314055A (zh) * 2010-06-29 2012-01-11 宏瞻科技股份有限公司 激光信号调变方法
US9167217B2 (en) * 2013-05-02 2015-10-20 Microvision, Inc. High efficiency laser modulation
CN107507559B (zh) * 2017-07-04 2019-10-29 深圳市灵星雨科技开发有限公司 一种提升led高色深显示效果的方法
KR102019844B1 (ko) * 2017-10-13 2019-09-09 현대오트론 주식회사 라이다 신호 처리 장치 및 처리 방법
WO2020048578A1 (en) * 2018-09-03 2020-03-12 Laurent Collot Display driver
CN110534054B (zh) * 2019-07-31 2021-06-22 华为技术有限公司 显示驱动方法及装置、显示装置、存储介质、芯片
CN111031209B (zh) * 2019-12-17 2021-11-05 威海华菱光电股份有限公司 图像处理装置
US11232730B2 (en) * 2020-04-27 2022-01-25 Microsoft Technology Licensing, Llc Pulse history compensation for scanned laser displays
US11594852B2 (en) * 2020-05-08 2023-02-28 Microsoft Technology Licensing, Llc Pulse shaping to reduce pulse history effects in pulsed lasers

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5331698Y2 (zh) * 1973-05-19 1978-08-07
US4634956A (en) * 1985-01-10 1987-01-06 Motorola, Inc. DC to DC converter
JPH03216363A (ja) * 1990-01-22 1991-09-24 Fuji Photo Film Co Ltd 半導体レーザの駆動装置
JP2639764B2 (ja) * 1991-10-08 1997-08-13 株式会社半導体エネルギー研究所 電気光学装置の表示方法
US5325383A (en) 1993-05-17 1994-06-28 Eastman Kodak Company Laser diode operated in hybrid modulation modes
JPH10111670A (ja) * 1996-10-04 1998-04-28 Sharp Corp 液晶表示装置及び液晶表示装置の駆動方法
JP4254030B2 (ja) 2000-08-07 2009-04-15 ソニー株式会社 光走査装置およびそれを用いた投射型表示装置
JP2003021800A (ja) 2001-07-10 2003-01-24 Canon Inc 投射型表示装置
US6882329B2 (en) * 2001-09-28 2005-04-19 Canon Kabushiki Kaisha Drive signal generator and image display apparatus
US7009627B2 (en) * 2001-11-21 2006-03-07 Canon Kabushiki Kaisha Display apparatus, and image signal processing apparatus and drive control apparatus for the same
US7253811B2 (en) * 2003-09-26 2007-08-07 Hewlett-Packard Development Company, L.P. Generating and displaying spatially offset sub-frames

Also Published As

Publication number Publication date
KR20060050891A (ko) 2006-05-19
US7773103B2 (en) 2010-08-10
CN100544139C (zh) 2009-09-23
TW200615723A (en) 2006-05-16
KR100726394B1 (ko) 2007-06-11
JP2006133558A (ja) 2006-05-25
CN1773788A (zh) 2006-05-17
US20060114271A1 (en) 2006-06-01
JP4367318B2 (ja) 2009-11-18

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees