CN115428282A - 激光器和投影设备 - Google Patents

激光器和投影设备 Download PDF

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Publication number
CN115428282A
CN115428282A CN202180029640.3A CN202180029640A CN115428282A CN 115428282 A CN115428282 A CN 115428282A CN 202180029640 A CN202180029640 A CN 202180029640A CN 115428282 A CN115428282 A CN 115428282A
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CN
China
Prior art keywords
light
laser
light emitting
emitting chip
type
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Pending
Application number
CN202180029640.3A
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English (en)
Inventor
田有良
周子楠
张昕
卢云琛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Hisense Laser Display Co Ltd
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Qingdao Hisense Laser Display Co Ltd
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Publication date
Application filed by Qingdao Hisense Laser Display Co Ltd filed Critical Qingdao Hisense Laser Display Co Ltd
Publication of CN115428282A publication Critical patent/CN115428282A/zh
Pending legal-status Critical Current

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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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • 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
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • 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
    • H04N9/315—Modulator illumination systems
    • H04N9/3161—Modulator illumination systems using laser light sources
    • 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
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/20—Lamp housings
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/42—Arrays of surface emitting lasers
    • 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
    • H04N9/315—Modulator illumination systems
    • H04N9/3158—Modulator illumination systems for controlling the spectrum
    • 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
    • H04N9/315—Modulator illumination systems
    • H04N9/3164—Modulator illumination systems using multiple light sources
    • 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
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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
    • H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Semiconductor Lasers (AREA)
  • Projection Apparatus (AREA)

Abstract

一种激光器（10）和投影设备，属于光电技术领域。激光器（10，20）包括：底板（101，201），以及贴装在底板（101，201）上的多个发光芯片（102，202a，202b）和至少一个反射棱镜（103，203）；反射棱镜（103，203）与至少一个发光芯片（102，202a，202b）对应，反射棱镜（103，203）位于对应的发光芯片（102，202a，202b）的出光侧，发光芯片（102，202a，202b）用于向对应的反射棱镜（103，203）发出激光，反射棱镜（103，203）用于将激光向远离底板（101，201）的方向出射；多个发光芯片（102，202a，202b）包括：第一类发光芯片（202a）和第二类发光芯片（202b），第一类发光芯片（202a）与第二类发光芯片（202b）发出的激光的偏振方向垂直，且从第一类发光芯片（202a）与第二类发光芯片（202b）发出的激光的传输方向垂直。

Description

PCT国内申请，说明书已公开。

Claims (10)

  1. PCT国内申请，权利要求书已公开。
CN202180029640.3A 2020-04-21 2021-03-22 激光器和投影设备 Pending CN115428282A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2020103189576 2020-04-21
CN202010318957.6A CN113534587B (zh) 2020-04-21 2020-04-21 激光器和投影设备
PCT/CN2021/082139 WO2021213106A1 (zh) 2020-04-21 2021-03-22 激光器和投影设备

Publications (1)

Publication Number Publication Date
CN115428282A true CN115428282A (zh) 2022-12-02

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CN202180029640.3A Pending CN115428282A (zh) 2020-04-21 2021-03-22 激光器和投影设备

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US (1) US20230007218A1 (zh)
CN (2) CN113534587B (zh)
WO (1) WO2021213106A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114545716A (zh) * 2020-11-26 2022-05-27 青岛海信激光显示股份有限公司 激光器和投影设备
JP2023023799A (ja) * 2021-08-06 2023-02-16 ヌヴォトンテクノロジージャパン株式会社 多波長光源モジュール
WO2023124332A1 (zh) * 2021-12-28 2023-07-06 青岛海信激光显示股份有限公司 激光投影设备
WO2023185784A1 (zh) * 2022-03-31 2023-10-05 青岛海信激光显示股份有限公司 一种激光器和激光投影设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011049338A (ja) * 2009-08-27 2011-03-10 Sanyo Electric Co Ltd 発光装置および光装置
JP5786860B2 (ja) * 2010-07-30 2015-09-30 ソニー株式会社 照明装置および表示装置
DE102012200407A1 (de) * 2012-01-12 2013-07-18 Osram Gmbh Projektionsvorrichtung und Verfahren zum Betreiben einer Projektionsvorrichtung
DE102012201307A1 (de) * 2012-01-31 2013-08-01 Osram Gmbh Konversionseinheit, laseranordnung, beleuchtungsanordnung, verfahren zum herstellen einer konversionseinheit und verfahren zum betreiben einer laseranordnung
US8897327B2 (en) * 2012-04-16 2014-11-25 Osram Opto Semiconductors Gmbh Laser diode devices
US9625671B2 (en) * 2013-10-23 2017-04-18 Lasermax, Inc. Laser module and system
JPWO2015111145A1 (ja) * 2014-01-22 2017-03-23 日立マクセル株式会社 光源装置およびこれを用いた映像表示装置
JP6225812B2 (ja) * 2014-04-18 2017-11-08 日亜化学工業株式会社 発光装置
US10862276B2 (en) * 2017-08-31 2020-12-08 Nichia Corporation Method of manufacturing light emitting device and light emitting device
CN109560455A (zh) * 2017-09-26 2019-04-02 青岛海信激光显示股份有限公司 一种激光器阵列
US10218151B1 (en) * 2018-05-25 2019-02-26 Arima Lasers Corp. Laser module package with dual colors and multi-dies
CN109390843A (zh) * 2018-12-10 2019-02-26 业成科技（成都）有限公司 发射模组及其制作方法

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Publication number Publication date
CN113534587B (zh) 2022-08-12
CN113534587A (zh) 2021-10-22
US20230007218A1 (en) 2023-01-05
WO2021213106A1 (zh) 2021-10-28

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