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1. 发明授权

US08699123B2 Wavelength conversion laser light source and image display apparatus 有权
标题翻译：波长转换激光光源和图像显示装置
公开(公告)号：US08699123B2
公开(公告)日：2014-04-15
申请号：US13139586
申请日：2010-10-19
申请人： Koichi Kusukame , Tetsuro Mizushima , Nobuyuki Horikawa , Hiroyuki Furuya , Tomoya Sugita , Shinichi Kadowaki
发明人： Koichi Kusukame , Tetsuro Mizushima , Nobuyuki Horikawa , Hiroyuki Furuya , Tomoya Sugita , Shinichi Kadowaki
IPC分类号： G02F1/35 , H01S3/10 , H01S3/109 , H01S5/00 , G02F1/355 , G02F1/377 , G02F1/37
CPC分类号： H01S3/109 , G02F1/3532 , G02F1/3558 , G02F1/37 , G02F1/3775 , G02F2001/3548 , G03B21/14 , G03B21/20 , G03B21/2033 , G03B21/204 , G03B21/2073 , H01S3/0092 , H01S3/0612 , H01S3/0627 , H01S5/0092 , H04N9/3161
摘要： A wavelength conversion laser light source 100 has: a laser light source configured to generate fundamental wave laser light; and a wavelength conversion element 101 provided with a periodic polarization reversal structure configured to convert the fundamental wave laser light which is incident onto the periodic polarization reversal structure into different laser light in wavelength wherein the wavelength conversion element includes different polarization reversal regions in period; and a polarization reversal axis 102 of at least one of the polarization reversal regions is inclined with respect to an incident optical path of the fundamental wave laser light on the wavelength conversion element.
摘要翻译：波长转换激光光源100具有：激发光源，其被配置为产生基波激光; 以及波长转换元件101，其设置有周期性极化反转结构，其被配置为将入射到周期性极化反转结构上的基波激光以波长转换元件包括不同的偏振反转区域的波长转换成波长不同的激光; 并且至少一个偏振反转区域的偏振反转轴102相对于波长转换元件上的基波激光的入射光路倾斜。

2. 发明授权

US08440951B2 Wavelength conversion laser light source having dual optical receiver and a temperature control unit, and projection display device, liquid crystal display device and laser light source provided with same 有权
标题翻译：具有双光接收器和温度控制单元的波长转换激光光源，以及投影显示装置，液晶显示装置及具备该光源的激光光源
公开(公告)号：US08440951B2
公开(公告)日：2013-05-14
申请号：US13001944
申请日：2009-07-08
申请人： Hiroyuki Furuya , Koichi Kusukame , Tetsuro Mizushima , Toshifumi Yokoyama , Kenji Nakayama , Kazuhisa Yamamoto , Shinichi Kadowaki , Tomoya Sugita , Nobuyuki Horikawa
发明人： Hiroyuki Furuya , Koichi Kusukame , Tetsuro Mizushima , Toshifumi Yokoyama , Kenji Nakayama , Kazuhisa Yamamoto , Shinichi Kadowaki , Tomoya Sugita , Nobuyuki Horikawa
IPC分类号： G01J1/32
CPC分类号： G02F1/37 , G02F2001/3546 , H01S3/0092 , H01S3/0675 , H01S3/09415 , H01S3/1053 , H01S3/109 , H01S3/1306 , H01S3/1312 , H01S3/2391 , H04N9/3161
摘要： A wavelength conversion laser light source includes: a fundamental light source for outputting fundamental light; a wavelength conversion element with a nonlinear optical effect for converting the fundamental light into harmonic light of a different wavelength; a first optical receiver for receiving light of a specific polarization direction contained in the fundamental light output from the fundamental light source and converting an amount of light thereof into an electrical signal; a second optical receiver for receiving the harmonic light output from the wavelength conversion element and converting an amount of light thereof into an electrical signal; a temperature holding unit for holding a temperature of the wavelength conversion element constant; a fundamental light control unit for performing first control of controlling an amount of light of the fundamental light output from the fundamental light source based on the electrical signal from the second optical receiver, and second control of controlling an amount of light of the fundamental light based on the electrical signal from the first optical receiver; and a temperature control unit for performing third control of controlling a holding temperature of the temperature holding unit based on the electrical signal from the second optical receiver.
摘要翻译：一种波长转换激光源包括：用于输出基本光的基本光源; 具有用于将基本光转换成不同波长的谐波光的非线性光学效应的波长转换元件; 第一光接收器，用于接收从基本光源输出的基本光中包含的特定偏振方向的光，并将其光量转换成电信号; 第二光接收器，用于接收从波长转换元件输出的谐波光并将其光量转换成电信号; 用于保持波长转换元件的温度恒定的温度保持单元; 基本光控制单元，用于执行基于来自第二光接收器的电信号来控制从基本光源输出的基本光的光量的第一控制，以及控制基光的光量的第二控制对来自第一光接收器的电信号; 以及温度控制单元，用于基于来自第二光接收器的电信号执行控制温度保持单元的保持温度的第三控制。

3. 发明申请

US20110255149A1 WAVELENGTH CONVERSION LASER LIGHT SOURCE AND IMAGE DISPLAY APPARATUS 有权
标题翻译：波长转换激光光源和图像显示设备
公开(公告)号：US20110255149A1
公开(公告)日：2011-10-20
申请号：US13139586
申请日：2010-10-19
申请人： Koichi Kusukame , Tetsuro Mizushima , Nobuyuki Horikawa , Hiroyuki Furuya , Tomoya Sugita , Shinichi Kadowaki
发明人： Koichi Kusukame , Tetsuro Mizushima , Nobuyuki Horikawa , Hiroyuki Furuya , Tomoya Sugita , Shinichi Kadowaki
IPC分类号： G02F1/355 , G02F1/35
CPC分类号： H01S3/109 , G02F1/3532 , G02F1/3558 , G02F1/37 , G02F1/3775 , G02F2001/3548 , G03B21/14 , G03B21/20 , G03B21/2033 , G03B21/204 , G03B21/2073 , H01S3/0092 , H01S3/0612 , H01S3/0627 , H01S5/0092 , H04N9/3161
摘要： A wavelength conversion laser light source 100 has: a laser light source configured to generate fundamental wave laser light; and a wavelength conversion element 101 provided with a periodic polarization reversal structure configured to convert the fundamental wave laser light which is incident onto the periodic polarization reversal structure into different laser light in wavelength wherein the wavelength conversion element includes different polarization reversal regions in period; and a polarization reversal axis 102 of at least one of the polarization reversal regions is inclined with respect to an incident optical path of the fundamental wave laser light on the wavelength conversion element.
摘要翻译：波长转换激光光源100具有：激发光源，其被配置为产生基波激光; 以及波长转换元件101，其设置有周期性极化反转结构，其被配置为将入射到周期性极化反转结构上的基波激光以波长转换元件包括不同的偏振反转区域的波长转换成波长不同的激光; 并且至少一个偏振反转区域的偏振反转轴102相对于波长转换元件上的基波激光的入射光路倾斜。

4. 发明申请

US20110147566A1 WAVELENGTH CONVERSION LASER LIGHT SOURCE, AND PROJECTION DISPLAY DEVICE, LIQUID CRYSTAL DISPLAY DEVICE AND LASER LIGHT SOURCE PROVIDED WITH SAME 有权
标题翻译：波长转换激光光源，投影显示装置，液晶显示装置和激光源光源
公开(公告)号：US20110147566A1
公开(公告)日：2011-06-23
申请号：US13001944
申请日：2009-07-08
申请人： Hiroyuki Furuya , Koichi Kusukame , Tetsuro Mizushima , Toshifumi Yokoyama , Kenji Nakayama , Kazuhisa Yamamoto , Shinichi Kadowaki , Tomoya Sugita , Nobuyuki Horikawa
发明人： Hiroyuki Furuya , Koichi Kusukame , Tetsuro Mizushima , Toshifumi Yokoyama , Kenji Nakayama , Kazuhisa Yamamoto , Shinichi Kadowaki , Tomoya Sugita , Nobuyuki Horikawa
IPC分类号： G01J1/32
CPC分类号： G02F1/37 , G02F2001/3546 , H01S3/0092 , H01S3/0675 , H01S3/09415 , H01S3/1053 , H01S3/109 , H01S3/1306 , H01S3/1312 , H01S3/2391 , H04N9/3161
摘要： A wavelength conversion laser light source includes: a fundamental light source for outputting fundamental light; a wavelength conversion element with a nonlinear optical effect for converting the fundamental light into harmonic light of a different wavelength; a first optical receiver for receiving light of a specific polarization direction contained in the fundamental light output from the fundamental light source and converting an amount of light thereof into an electrical signal; a second optical receiver for receiving the harmonic light output from the wavelength conversion element and converting an amount of light thereof into an electrical signal; a temperature holding unit for holding a temperature of the wavelength conversion element constant; a fundamental light control unit for performing first control of controlling an amount of light of the fundamental light output from the fundamental light source based on the electrical signal from the second optical receiver, and second control of controlling an amount of light of the fundamental light based on the electrical signal from the first optical receiver; and a temperature control unit for performing third control of controlling a holding temperature of the temperature holding unit based on the electrical signal from the second optical receiver.
摘要翻译：一种波长转换激光源包括：用于输出基本光的基本光源; 具有用于将基本光转换成不同波长的谐波光的非线性光学效应的波长转换元件; 第一光接收器，用于接收从基本光源输出的基本光中包含的特定偏振方向的光，并将其光量转换成电信号; 第二光接收器，用于接收从波长转换元件输出的谐波光并将其光量转换成电信号; 用于保持波长转换元件的温度恒定的温度保持单元; 基本光控制单元，用于执行基于来自第二光接收器的电信号来控制从基本光源输出的基本光的光量的第一控制，以及控制基光的光量的第二控制对来自第一光接收器的电信号; 以及温度控制单元，用于基于来自第二光接收器的电信号执行控制温度保持单元的保持温度的第三控制。

5. 发明授权

US08339697B2 Wavelength conversion laser light source and image display device 有权
标题翻译：波长转换激光光源和图像显示装置
公开(公告)号：US08339697B2
公开(公告)日：2012-12-25
申请号：US12936747
申请日：2010-02-25
申请人： Nobuyuki Horikawa , Hiroyuki Furuya , Tetsuro Mizushima , Koichi Kusukame , Tomoya Sugita , Kazuhisa Yamamoto
发明人： Nobuyuki Horikawa , Hiroyuki Furuya , Tetsuro Mizushima , Koichi Kusukame , Tomoya Sugita , Kazuhisa Yamamoto
IPC分类号： G02F2/02 , H01S3/10
CPC分类号： G02F1/3501 , G02F2001/3542 , G02F2001/3548 , G02F2201/17 , G02F2203/12 , G02F2203/60
摘要： A wavelength conversion laser light source includes a fundamental wave laser light source (1) to generate a fundamental wave; a first mirror and a second mirror (4, 5), arranged so as to oppose each other; a wavelength conversion element (3) which is arranged between the first mirror and the second mirror and converts the wavelength of the fundamental wave; and a temperature control portion (8) to control the temperature of the wavelength conversion element. A portion of the fundamental wave is wavelength-converted in the wavelength conversion element, and moreover the fundamental wave which is not wavelength-converted is reflected by the first mirror and the second mirror and is repeatedly incident on the wavelength conversion element and is wavelength-converted, and the temperature control portion is arranged so as to be in contact with the wavelength conversion element, and the light quantity of the fundamental wave incident on the temperature control portion is reduced by a fundamental wave absorption portion (18).
摘要翻译：波长转换激光光源包括产生基波的基波激光光源（1）; 布置成彼此相对的第一反射镜和第二反射镜（4,5）; 布置在第一反射镜和第二反射镜之间的波长转换元件（3），并转换基波的波长; 和用于控制波长转换元件的温度的温度控制部分（8）。基波的一部分在波长转换元件中进行波长转换，此外，不进行波长转换的基波被第一反射镜和第二反射镜反射，并且重复入射到波长转换元件上，并且温度控制部分布置成与波长转换元件接触，并且入射到温度控制部分上的基波的光量被基波吸收部分（18）减小。

6. 发明授权

US08571076B2 Laser light source, image display apparatus, and processing apparatus 有权
标题翻译：激光光源，图像显示装置和处理装置
公开(公告)号：US08571076B2
公开(公告)日：2013-10-29
申请号：US12411636
申请日：2009-03-26
申请人： Koichi Kusukame , Hiroyuki Furuya , Kiminori Mizuuchi , Tomoya Sugita , Akihiro Morikawa , Nobuyuki Horikawa , Kazuhisa Yamamoto , Shinichi Kadowaki
发明人： Koichi Kusukame , Hiroyuki Furuya , Kiminori Mizuuchi , Tomoya Sugita , Akihiro Morikawa , Nobuyuki Horikawa , Kazuhisa Yamamoto , Shinichi Kadowaki
IPC分类号： H01S3/10
CPC分类号： H01S3/109 , G02F1/0305 , G02F1/3775 , G02F2203/60 , H01S3/09415
摘要： A laser light source includes a fundamental laser generator that generates a fundamental laser light, a wavelength conversion element that is made of a ferroelectric crystal with a periodically poled structure and converts the fundamental laser light to a laser light having a different wavelength, a holding member that holds at least a part of an element surface of the wavelength conversion element that crosses a polarization direction of the periodically poled structure, and an insulation layer that is provided between the holding member and the element surface. Electric resistivity of the insulation layer is 1×108 Ω·cm or higher.
摘要翻译：激光光源包括产生基本激光的基波激光发生器，具有周期性极化结构的铁电晶体的波长转换元件，并将基波激光转换为具有不同波长的激光，保持部件其保持所述波长转换元件的与所述周期性极化结构的偏振方向交叉的元件表面的至少一部分，以及设置在所述保持部件和所述元件表面之间的绝缘层。绝缘层的电阻率为1×108Ω·cm以上。

7. 发明授权

US08014429B2 Wavelength conversion laser, image display device and laser processing device 有权
标题翻译：波长转换激光，图像显示装置和激光加工装置
公开(公告)号：US08014429B2
公开(公告)日：2011-09-06
申请号：US12532213
申请日：2009-01-20
申请人： Tetsuro Mizushima , Hiroyuki Furuya , Shinichi Shikii , Koichi Kusukame , Nobuyuki Horikawa , Kiminori Mizuuchi , Kazuhisa Yamamoto
发明人： Tetsuro Mizushima , Hiroyuki Furuya , Shinichi Shikii , Koichi Kusukame , Nobuyuki Horikawa , Kiminori Mizuuchi , Kazuhisa Yamamoto
IPC分类号： H01S3/10 , G02F1/35 , G02F2/02
CPC分类号： G02F1/37 , G02B6/0028 , G02B6/0078 , G02F1/0147 , G02F1/29 , G02F2001/3503 , G02F2001/3546 , G02F2001/372 , G02F2201/17 , G02F2201/34 , G02F2203/05 , H01S5/0092 , H01S5/0687 , H04N9/3161
摘要： A wavelength conversion laser is provided with a pair of fundamental wave reflecting surfaces for reflecting a fundamental wave to define a plurality of fundamental wave paths passing a wavelength conversion element at different angles, and a control unit for controlling wavelength conversion efficiencies so that the wavelength conversion efficiency on a specific one of the plurality of fundamental wave paths extending in different directions between the pair of fundamental wave reflecting surfaces is highest.
摘要翻译：波长转换激光器设置有一对基波反射表面，用于反射基波以限定以不同角度通过波长转换元件的多个基本波径;以及控制单元，用于控制波长转换效率，使得波长转换在一对基波反射面之间沿不同方向延伸的多个基波路径中的特定一个基波波长上的效率最高。

8. 发明授权

US08068274B2 Wavelength conversion laser device and image display device using the same 有权
标题翻译：波长转换激光装置和使用其的图像显示装置
公开(公告)号：US08068274B2
公开(公告)日：2011-11-29
申请号：US12241525
申请日：2008-09-30
申请人： Tetsuro Mizushima , Hiroyuki Furuya , Koichi Kusukame , Kiminori Mizuuchi , Kazuhisa Yamamoto , Nobuyuki Horikawa , Shinichi Shikii , Tatsuo Itoh
发明人： Tetsuro Mizushima , Hiroyuki Furuya , Koichi Kusukame , Kiminori Mizuuchi , Kazuhisa Yamamoto , Nobuyuki Horikawa , Shinichi Shikii , Tatsuo Itoh
IPC分类号： G02F2/02 , H01S3/10
CPC分类号： H01S3/005 , G02F1/353 , G02F2001/3542 , H01S3/0092
摘要： A wavelength conversion laser device includes a laser light source which emits a laser beam, two reflective surfaces which reflect therefrom a laser beam, a wavelength converter provided between the two reflective surfaces, which converts a laser beam into a wavelength-converted laser beam, and condensing optics which condense the laser beams to be injected between the two reflective surfaces, wherein at least one of the two reflective surfaces has a curvature for reflecting a laser beam to be re-injected into the wavelength converter between the two reflective surfaces repeatedly while forming multi paths of laser beams injected into the wavelength converter at different incident angles, and the condensing optics are arranged to disperse beam waists of the laser beams in the wavelength converter, which reciprocate between the two reflective surfaces.
摘要翻译：波长转换激光器件包括发射激光束的激光源，从其反射激光束的两个反射表面，设置在两个反射表面之间的波长转换器，其将激光束转换成波长转换的激光束;以及聚光光学器件，其将要注入的激光束聚集在两个反射表面之间，其中两个反射表面中的至少一个具有用于反射在两个反射表面之间重新注入到波长转换器中的激光束的曲率，同时形成以不同的入射角注入到波长转换器中的激光束的多路径，以及聚光光学器件被布置成分散波长转换器中的激光束的波束束，波长转换器在两个反射表面之间往复运动。

9. 发明授权

US08456734B2 Wavelength conversion laser light source and image display device 有权
标题翻译：波长转换激光光源和图像显示装置
公开(公告)号：US08456734B2
公开(公告)日：2013-06-04
申请号：US13380340
申请日：2011-04-20
申请人： Nobuyuki Horikawa , Koichi Kusukame , Tomoya Sugita , Hiroyuki Furuya
发明人： Nobuyuki Horikawa , Koichi Kusukame , Tomoya Sugita , Hiroyuki Furuya
IPC分类号： G02F1/37
CPC分类号： G02F1/3544 , G02F1/3532 , G02F2001/3503 , G02F2001/3548 , G03B21/2033 , H01S3/08036 , H01S3/09415 , H01S3/109 , H01S3/1611 , H01S3/1673
摘要： A wavelength conversion laser light source having: a laser medium which generates a fundamental wave light; a laser resonator for causing laser oscillation of the fundamental wave light; a wavelength convertor which is provided with a wavelength converting region to convert the fundamental wave light under the laser oscillation by means of the laser resonator into converted light of a different wavelength; and an excitation laser light source for exciting the laser medium, wherein the laser resonator has at least one reflecting surface which reflects the fundamental wave, and a first reflecting element which is provided on an end surface of the wavelength convertor to reflect the fundamental wave light; the wavelength converting region is situated between the at least one reflecting surface and the first reflecting element; the wavelength convertor has a periodic first polarization reversal structure formed in the wavelength converting region, and a non-converting region formed between the first reflecting element and the wavelength converting region; and the non-converting region does not convert the fundamental wave light into the converted light.
摘要翻译：一种波长转换激光光源，具有：产生基波光的激光介质; 用于引起基波激光振荡的激光谐振器; 波长转换器，其设置有波长转换区域，以通过激光谐振器将激光振荡下的基波光转换成不同波长的转换光; 以及用于激发激光介质的激发激光光源，其中所述激光谐振器具有至少一个反射所述基波的反射表面，以及设置在所述波长转换器的端面以反射所述基波光的第一反射元件 ; 波长转换区域位于至少一个反射表面和第一反射元件之间; 所述波长转换器具有形成在所述波长转换区域中的周期性第一极化反转结构和形成在所述第一反射元件与所述波长转换区域之间的非转换区域; 并且非转换区域不将基波光转换成转换的光。

10. 发明申请

US20120099184A1 WAVELENGTH CONVERSION LASER LIGHT SOURCE AND IMAGE DISPLAY DEVICE 有权
标题翻译：波长转换激光光源和图像显示设备
公开(公告)号：US20120099184A1
公开(公告)日：2012-04-26
申请号：US13380340
申请日：2011-04-20
申请人： Nobuyuki Horikawa , Koichi Kusukame , Tomoya Sugita , Hiroyuki Furuya
发明人： Nobuyuki Horikawa , Koichi Kusukame , Tomoya Sugita , Hiroyuki Furuya
IPC分类号： G02F1/37 , H01S3/10
CPC分类号： G02F1/3544 , G02F1/3532 , G02F2001/3503 , G02F2001/3548 , G03B21/2033 , H01S3/08036 , H01S3/09415 , H01S3/109 , H01S3/1611 , H01S3/1673
摘要： A wavelength conversion laser light source having: a laser medium which generates a fundamental wave light; a laser resonator for causing laser oscillation of the fundamental wave light; a wavelength convertor which is provided with a wavelength converting region to convert the fundamental wave light under the laser oscillation by means of the laser resonator into converted light of a different wavelength; and an excitation laser light source for exciting the laser medium, wherein the laser resonator has at least one reflecting surface which reflects the fundamental wave, and a first reflecting element which is provided on an end surface of the wavelength convertor to reflect the fundamental wave light ; the wavelength converting region is situated between the at least one reflecting surface and the first reflecting element; the wavelength convertor has a periodic first polarization reversal structure formed in the wavelength converting region, and a non-converting region formed between the first reflecting element and the wavelength converting region; and the non-converting region does not convert the fundamental wave light into the converted light.
摘要翻译：一种波长转换激光光源，具有：产生基波光的激光介质; 用于引起基波激光振荡的激光谐振器; 波长转换器，其设置有波长转换区域，以通过激光谐振器将激光振荡下的基波光转换成不同波长的转换光; 以及用于激发激光介质的激发激光光源，其中所述激光谐振器具有至少一个反射所述基波的反射表面，以及设置在所述波长转换器的端面以反射所述基波光的第一反射元件 ; 波长转换区域位于至少一个反射表面和第一反射元件之间; 所述波长转换器具有形成在所述波长转换区域中的周期性第一极化反转结构和形成在所述第一反射元件与所述波长转换区域之间的非转换区域; 并且非转换区域不将基波光转换成转换的光。

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