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1. 发明专利

JP2011154206A Light source device, projector, and projection method 有权
标题翻译：光源设备，投影仪和投影方法
公开(公告)号：JP2011154206A
公开(公告)日：2011-08-11
申请号：JP2010015827
申请日：2010-01-27
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU , KASE TOMOJI
IPC分类号： G03B21/00 , F21S2/00 , F21Y101/02
摘要： PROBLEM TO BE SOLVED: To perform reasonable driving control by accurately obtaining the temperature of a semiconductor light-emitting element.
SOLUTION: The light source device includes: a semiconductor laser 20 and LED 21 as semiconductor light-emitting elements; thermistors TH1-TH4 arranged at a different distance to the semiconductor laser 20 and LED 21; and a projection light processing section 31 and CPU 32 that acquire temperature of the semiconductor laser 20 and LED 21 based on the detected temperatures by the thermistors TH1-TH4 and the temperature characteristics between the thermistors TH1-TH4 and the semiconductor laser 20 and LED 21, and control the driving conditions of the semiconductor laser 20 and LED 21 based on the acquired temperature.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：通过精确地获得半导体发光元件的温度来执行合理的驱动控制。解决方案：光源装置包括：半导体激光器20和作为半导体发光元件的LED 21; 布置在与半导体激光器20和LED 21不同的距离处的热敏电阻TH1-TH4; 以及基于热敏电阻TH1〜TH4的检测温度和热敏电阻TH1〜TH4与半导体激光器20以及LED21之间的温度特性来取得半导体激光器20及LED21的温度的投影光处理部31及CPU32 并且基于所获取的温度来控制半导体激光器20和LED 21的驱动条件。版权所有（C）2011，JPO＆INPIT

2. 发明专利

JP2011076896A Light source device, projector, and method and program for projection 有权
标题翻译：光源设备，投影机，投影方法和程序
公开(公告)号：JP2011076896A
公开(公告)日：2011-04-14
申请号：JP2009227820
申请日：2009-09-30
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： H05B37/02 , G03B21/00 , G03B21/14 , G09G3/20 , G09G3/34 , H01S5/042 , H04N5/74
CPC分类号： Y02B20/42
摘要： PROBLEM TO BE SOLVED: To secure an always stable quantity of light for a long period of time while driving semiconductor lasers at a high luminous efficiency. SOLUTION: This light source device is equipped with a light source part 17 including a semiconductor laser portion 21 having a plurality of laser diodes (LD), a luminance sensor 36 to measure brightness of each of a plurality of the LDs in the semiconductor laser portion 21, a projection light processing part 37 and a CPU 38 which divide a plurality of the LDs in the semiconductor laser portion 21 into a plurality of groups based on the measured result, and drive them to emit light for every divided group unit in time division, input systems 11, 12 to input image signals, and projection systems 13-16, 18, 19 to form and project optical images corresponding to the image signals input in the input systems 11, 12 using light from the light source part 17. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了在以高发光效率驱动半导体激光器的同时长时间确保始终稳定的光量。解决方案：该光源装置配备有包括具有多个激光二极管（LD）的半导体激光器部分21的光源部分17，用于测量多个LD中的每一个的亮度的亮度传感器36 半导体激光器部分21，投影光处理部分37和CPU 38，其基于测量结果将半导体激光器部分21中的多个LD分成多个组，并且驱动它们对于每个分割组单元发光时分，输入系统11,12输入图像信号和投影系统13-16,18,19，以使用来自光源部分的光来形成和投影对应于输入到输入系统11,12中的图像信号的光学图像 17.版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2011048377A Projection apparatus and projection method 有权
标题翻译：投影设备和投影方法
公开(公告)号：JP2011048377A
公开(公告)日：2011-03-10
申请号：JP2010208658
申请日：2010-09-17
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： G03B21/14 , G03B21/00 , H01L33/00 , H01S5/042 , H01S5/40
摘要： PROBLEM TO BE SOLVED: To provide a projection apparatus and a projection method which enable a plurality of light-emitting elements to be driven efficiently and improve the quality of projected images and increase the lifetimes of all the light-emitting elements. SOLUTION: The projection apparatus includes: an LED array 17, having the plurality n of light-emitting elements (where n is a natural number of ≥2): a W driver 23; and a projection light processing section 24 configured to, among the n LED groups making up the LED array 17, drive the light-emitting elements lit according to the required emission luminance to emit light while switching the light emission positions, in synchronism with a projection period unit of the color image of each color component as a division period which is obtained by dividing the lighting period unit of the light source part into m-equal portions (where m is a natural number of ≥2). COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：解决的问题：提供能够有效驱动多个发光元件并提高投射图像的质量并增加所有发光元件的寿命的投影设备和投影方法。＆lt; P＆gt;解决方案：投影装置包括：LED阵列17，其具有多个n个发光元件（其中n是自然数≥2）：W驱动器23; 以及投影光处理部24，其构成为在构成LED阵列17的n个LED组之中，与发射同步地切换发光位置，驱动根据所需发光亮度点亮的发光元件发光每个颜色分量的彩色图像的周期单位作为通过将光源部分的点亮周期单位除以m等于（其中m是≥2的自然数）获得的分割周期。版权所有（C）2011，JPO＆INPIT

4. 发明专利

JP2011070127A Light source device, projection apparatus, and projection method 有权
标题翻译：光源设备，投影设备和投影方法
公开(公告)号：JP2011070127A
公开(公告)日：2011-04-07
申请号：JP2009223333
申请日：2009-09-28
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： OGAWA MASAHIRO , SHIBAZAKI MAMORU
IPC分类号： G03B21/14 , F21S2/00 , G02B26/00 , G03B21/00
CPC分类号： G03B21/204 , G03B33/08
摘要： PROBLEM TO BE SOLVED: To project an image that is bright as much as possible and has high color reproducibility in consideration of emission efficiency for each color depending on the combination of a light emitting element and a phosphor. SOLUTION: A light source device includes a semiconductor laser 41 for emitting blue (B) light, a color wheel 45 and motor 46 that use the B light, are set so that the generating period of B light of high emission efficiency is shorter than the generating period of other green (G) light, and generate B light and G light in time division, an LED 42 for emitting red (R) light, a projection light processing part 31' and CPU 32' for setting that the driving power in generation of B color light whose generating period is set to be short is larger than the driving power in generation of G light and controlling the semiconductor laser 41, the LED 42, the color wheel 45, and the motor 46 so that B light, G light and R light occur cyclically, input parts (11 and 12) for inputting an image signal, and projection systems (13-16, 18 and 19) for forming and projecting a light image of the color corresponding to the image signal input by the input parts (11 and 12) using RGB lights. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：根据发光元件和荧光体的组合，考虑到每种颜色的发光效率，投影尽可能多的亮度的图像，并且具有高的颜色再现性。解决方案：一种光源装置包括用于发射蓝色（B）光的半导体激光器41，使用B光的色轮45和电机46，使得发光效率高的B光的发生周期为比其他绿色（G）光的生成周期短，并且分时地产生B光和G光，用于发射红色（R）光的LED 42，用于设置该光的处理部31'和CPU 32' 发电周期设定为短的B色光的产生中的驱动功率大于G光产生时的驱动功率，并且控制半导体激光器41，LED 42，色轮45和电动机46，使得B 光，G光和R光周期性地发生，用于输入图像信号的输入部分（11和12）以及用于形成和投影与图像信号对应的颜色的光图像的投影系统（13-16,18和19）使用RGB灯由输入部分（11和12）输入。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2011043719A Light source device, projector, and projection method 有权
标题翻译：光源设备，投影仪和投影方法
公开(公告)号：JP2011043719A
公开(公告)日：2011-03-03
申请号：JP2009192596
申请日：2009-08-21
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： G03B21/14 , F21S2/00 , F21Y101/02 , G02B5/20 , G02B26/00 , G03B21/00 , G09G3/20 , G09G3/34 , H01L33/00 , H01S5/042 , H04N9/31
CPC分类号： G03B21/28 , H04N9/3114 , H04N9/3158
摘要： PROBLEM TO BE SOLVED: To cope with a desired color environment such as a color balance and brightness of a projected image as necessary.
SOLUTION: A projector includes: a semiconductor laser 20 which emits blue (B) light; a color wheel 24 and a motor 25 which generate blue (B) light of transmission light and green (G) light of reflection fluorescent light in time division by using the blue light; an LED 21 which emits red (R) light; a projection light processing part 31 which controls driving timing of the semiconductor laser 20 and the LED 21 so that the B-light and the G-light generated in the color wheel 24 and the R-light emitted from the LED 21 are cyclically generated and the generation timing in one cycle is adjusted; input parts (11, 12) which input an image signal; and projection systems (13 to 16, 18, 19) which form and project an optical image having color corresponding to the image signal input to the input parts (11, 12) by using R, G and B light.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：根据需要处理所需的颜色环境，如色彩平衡和投影图像的亮度。解决方案：投影仪包括：发射蓝色（B）光的半导体激光器20; 色轮24和马达25，其通过使用蓝光分时地产生透射光和反射荧光的绿色（G）光的蓝色（B）光; 发出红色（R）光的LED 21; 控制半导体激光器20和LED 21的驱动定时的投影光处理部31循环地产生使得在色轮24中产生的B光和G光被循环地产生，调整一个周期的生成时间; 输入图像信号的输入部分（11,12）和投影系统（13至16,18,19），其通过使用R，G和B光形成并投影具有与输入到输入部分（11,12）的图像信号相对应的颜色的光学图像。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2010211134A Projection apparatus, projection method, and program 有权
标题翻译：投影设备，投影方法和程序
公开(公告)号：JP2010211134A
公开(公告)日：2010-09-24
申请号：JP2009059672
申请日：2009-03-12
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU , SUZUKI HIDEO
IPC分类号： G09G3/34 , F21S2/00 , G03B21/00 , G03B21/14 , G09G3/20 , H04N9/31
CPC分类号： G03B21/14 , G03B21/2033 , G03B33/08 , G09G3/3413 , G09G2310/0235 , G09G2320/0633 , G09G2360/145 , H04N9/3111 , H04N9/3182 , H04N9/3194 , H04N9/3197 , H05B33/0851 , H05B33/0854
摘要： PROBLEM TO BE SOLVED: To suppress an influence by heat fluctuation of a light source, and to maintain quality of a projected image at high state. SOLUTION: This projection apparatus includes: an LED array 17 which is the light source capable of emitting light by adjusting luminance of light emitting elements in a plurality of colors by every color; projection systems 13-16, 18-21 which project color images of one frame by forming optical images by unit of field period by every color component by a color sequential system using light from the LED array 17; and light source control systems 27-29, 25, 22-24 which adjust brightness of the light emitting elements in each color of the LED array 17 based on supply power waveform information for offsetting brightness fluctuation in each field period by every color component to the LED array 17. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：抑制光源的热波动的影响，并且将投影图像的质量保持在高状态。解决方案：该投影装置包括：LED阵列17，其是能够通过以每种颜色调整多种颜色的发光元件的亮度来发光的光源; 投影系统13-16,18-21，其通过使用来自LED阵列17的光的彩色顺序系统，通过每个颜色分量通过场周期单位形成光学图像来投影一帧的彩色图像; 以及光源控制系统27-29,25,22-24，其基于用于将每个场周期中的亮度波动偏移到每个场周期的每个颜色分量的电源功率波形信息来调节LED阵列17的每种颜色的发光元件的亮度 LED阵列17.版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2010152326A Projection apparatus, projection method, and program 有权
标题翻译：投影设备，投影方法和程序
公开(公告)号：JP2010152326A
公开(公告)日：2010-07-08
申请号：JP2009241497
申请日：2009-10-20
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： G03B21/00 , G03B21/14 , G09G3/20 , G09G3/34 , G09G3/36 , H04N9/31
CPC分类号： H04N9/3111 , G03B21/2033 , G03B21/206 , G03B33/06 , H04N9/3155 , H04N9/3182 , H04N9/3194
摘要： PROBLEM TO BE SOLVED: To accurately maintain set contents with respect to the chromaticity of light source light according to the color sequential scheme. SOLUTION: A projection apparatus includes: a plurality of light sources 17 to 19 and 22 to 24 individually emitting light in a plurality of colors; projection systems 13 to 16, 20, and 21 which use light from the light sources 17 to 19 and 22 to 24 to form images respectively corresponding to the plurality color components of light from the light sources per period and sequentially project the images; illuminance sensors 26R, 26G, and 26B which measure brightness of respective colors of the plurality of light sources 17 to 19 and 22 to 24; and a projection light processing part 25, a CPU 27, a main memory 28, and a program memory 29 which adjust brightness of respective colors of the light sources 17 to 19 and 22 to 24 on the basis of measured brightness of respective colors of the light sources so that an integrated chromaticity becomes a target chromaticity. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：根据颜色顺序方案，精确地保持关于光源光的色度的设定内容。解决方案：投影设备包括：多个光源17至19和22至24，其分别发射多种颜色的光; 投影系统13至16,20和21，其使用来自光源17至19和22至24的光，以形成分别对应于每个周期的来自光源的光的多个颜色分量的图像，并且顺序投影图像; 测量多个光源17至19和22至24的各颜色的亮度的照度传感器26R，26G和26B; 以及投影光处理部25，CPU 27，主存储器28和程序存储器29，其基于测量的各种颜色的亮度来调整光源17至19和22至24的各颜色的亮度光源，使得一体的色度成为目标色度。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2011215332A Light source unit and projector 有权
标题翻译：光源单位和投影机
公开(公告)号：JP2011215332A
公开(公告)日：2011-10-27
申请号：JP2010082695
申请日：2010-03-31
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： G03B21/14 , F21S2/00 , G03B21/00
CPC分类号： G03B21/206 , G03B21/16 , G03B21/204 , G03B21/2086
摘要： PROBLEM TO BE SOLVED: To provide a projector which reduces power consumption while preventing burning of a luminescent material by controlling a luminescent wheel to rotate or stop rotating, so as to prevent burning in the luminescent material.SOLUTION: The projector is equipped with: a light source unit having an excitation light source the luminescent wheel on which the luminescent material layer, configured to emit light emitted from the excitation light source as excitation light, is laid circumferentially, and a wheel motor for driving the luminescent wheel; a display element; a light guiding optical system which guides the light emitted from the light source unit to the display element; a projection side optical system which projects projection light generated in the display element; and a motor control means which controls whether to stop or drive the wheel motor to such an extent that burning breakdown is not caused in the luminescent material layer. The motor control means controls whether to stop or drive the wheel motor while confirming a projection mode when projection, and a driving current which flows through the excitation light source.
摘要翻译：要解决的问题：提供一种降低功耗的投影仪，同时通过控制发光轮旋转或停止旋转来防止发光材料的燃烧，从而防止发光材料中的燃烧。解决方案：投影机配备有：具有激发光源的光源单元，发光轮，其上配置有发光激发光源作为激发光发射的光的发光体层周向放置在所述发光轮上，以及用于驱动所述发光轮的轮电机; 显示元件导光光学系统，其将从光源单元发射的光引导到显示元件; 投影侧光学系统，投影在所述显示元件中产生的投射光; 以及电动机控制装置，其控制是否停止或驱动车轮电动机到在发光材料层中不引起燃烧击穿的程度。电动机控制装置控制在投影时确认投影模式以及流过激发光源的驱动电流时是否停止或驱动车轮电动机。

9. 发明专利

JP2011129842A Light source device, projection device and projection method 审中-公开
标题翻译：光源设备，投影设备和投影方法
公开(公告)号：JP2011129842A
公开(公告)日：2011-06-30
申请号：JP2009289630
申请日：2009-12-21
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： H01L33/00 , G03B21/14 , H01S5/042
摘要： PROBLEM TO BE SOLVED: To maintain temperature environment wherein deterioration of an element is not caused by accurately measuring operation temperature of each semiconductor light emitting element when a plurality of semiconductor light emitting elements are driven intermittently in a time-division manner.
SOLUTION: A light source device includes LEDs 21 to 23, a projection image processing unit 15 which generates a rectangular-waveform timing signal indicating light emission start timings of respective light emission periods of the LEDs 21 to 23 and a timing which is a certain time before the end of light emission, and a projection light processing unit 28 which cyclically drives the LEDs 21 to 23 in a time-division manner corresponding to the respective light emission periods based upon the timing signal, measures respective voltage values of the LEDs 21 to 23 based upon an off timing of the timing signal, and adjusts respective drive currents of the LEDs 21 to 23 in accordance with the measurement results.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了保持当以时分方式间歇地驱动多个半导体发光元件时，通过精确测量各半导体发光元件的工作温度而不会引起元件劣化的温度环境。解决方案：光源装置包括LED 21至23，投影图像处理单元15，其生成指示LED 21至23的各个发光周期的发光开始定时的矩形波形定时信号，以及定时在发光结束前的一定时间，以及基于定时信号以对应于各个发光周期的时分方式循环驱动LED21〜23的投影光处理部28，测定基于定时信号的断开定时的LED 21至23，并且根据测量结果调节LED 21至23的相应驱动电流。版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2011075919A Light source device, projection apparatus and projection method 审中-公开
标题翻译：光源装置，投影装置和投影方法
公开(公告)号：JP2011075919A
公开(公告)日：2011-04-14
申请号：JP2009228599
申请日：2009-09-30
申请人： Casio Computer Co Ltd , カシオ計算機株式会社
发明人： SHIBAZAKI MAMORU
IPC分类号： G03B21/14 , G03B21/00 , G09G3/20 , G09G3/34 , H01S5/042 , H04N5/74
CPC分类号： G03B21/2013 , G03B21/204 , G03B33/08 , G09G3/3413 , G09G2310/0235 , H01S5/0428 , H01S5/4025
摘要： PROBLEM TO BE SOLVED: To secure a constant and continuous light quantity while driving semiconductor lasers with high light emitting efficiency. SOLUTION: A light source device includes: a light source section 17 which has a plurality of semiconductor lasers (21a to 21f); a projection light processing section 36 which respectively pulse-drives the plurality of semiconductor lasers 21a to 21f of the light source section 17 in the same period and at the same duty, and by complementing the intermittent term with one another to adjust phases so as to be always the same number of lighting; input systems 11 and 12 which input an image signal; and projection systems 13 to 16, 18 and 19 which uses light generated in the light source section 17 and forms and projects an optical image corresponding to the image signal to be inputted. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：在驱动具有高发光效率的半导体激光器的同时，确保恒定和连续的光量。解决方案：光源装置包括：具有多个半导体激光器（21a至21f）的光源部分17; 投影光处理部分36在相同的周期和相同的占空比中分别对光源部分17的多个半导体激光器21a至21f进行脉冲驱动，并且通过互补该间歇项来调节相位，从而始终相同数量的照明; 输入图像信号的输入系统11和12; 以及投影系统13至16,18和19，其使用在光源部17中产生的光，并且形成并投影与要输入的图像信号对应的光学图像。版权所有（C）2011，JPO＆INPIT

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