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    • 3. 发明申请
    • ILLUMINATION DEVICE AND DISPLAY DEVICE
    • 照明装置和显示装置
    • US20140140095A1
    • 2014-05-22
    • US14130532
    • 2012-06-13
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • F21V8/00
    • G02B6/0018G02B6/0016G02B6/0038G02B6/0053
    • Provided is an illumination device for obtaining planar light having satisfactory uniformity and suppressed brightness irregularities. A backlight unit (illumination device) (20) comprises a light source and a light-guiding element (23) for guiding light from the light source. The light-guiding element (23) includes prisms (23q) formed in an end area (22b) on the light source side, and prisms (23i) formed in an area (a light-emitting area (22a)) on the side opposite the light source relative to the end area (22b). The prisms (23q) vary the propagation angle of light spreading in a direction intersecting the direction of light entry, more so than the prisms (23i).
    • 提供一种用于获得具有令人满意的均匀性和抑制的亮度不规则的平面光的照明装置。 背光单元(照明装置)(20)包括光源和用于引导来自光源的光的导光元件(23)。 导光元件(23)包括形成在光源侧的端部区域(22b)中的棱镜(17a)和形成在相对侧的区域(发光区域(22a))中的棱镜(23i) 光源相对于端部区域(22b)。 棱镜(23q)改变在与光入射方向相交的方向上扩散的光的传播角度,比棱镜(23i)更大。
    • 4. 发明授权
    • Illumination device and display device
    • 照明装置和显示装置
    • US09164216B2
    • 2015-10-20
    • US14130532
    • 2012-06-13
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • Ryuzo YukiTakeshi IshidaFumie Kunimasa
    • F21V7/04F21V8/00
    • G02B6/0018G02B6/0016G02B6/0038G02B6/0053
    • Provided is an illumination device for obtaining planar light having satisfactory uniformity and suppressed brightness irregularities. A backlight unit (illumination device) (20) comprises a light source and a light-guiding element (23) for guiding light from the light source. The light-guiding element (23) includes prisms (23q) formed in an end area (22b) on the light source side, and prisms (23i) formed in an area (a light-emitting area (22a)) on the side opposite the light source relative to the end area (22b). The prisms (23q) vary the propagation angle of light spreading in a direction intersecting the direction of light entry, more so than the prisms (23i).
    • 提供一种用于获得具有令人满意的均匀性和抑制的亮度不规则的平面光的照明装置。 背光单元(照明装置)(20)包括光源和用于引导来自光源的光的导光元件(23)。 导光元件(23)包括形成在光源侧的端部区域(22b)中的棱镜(17a)和形成在相对侧的区域(发光区域(22a))中的棱镜(23i) 光源相对于端部区域(22b)。 棱镜(23q)改变在与光入射方向相交的方向上扩散的光的传播角度,比棱镜(23i)更大。
    • 7. 发明申请
    • DISPLAY PANEL AND DISPLAY DEVICE
    • 显示面板和显示设备
    • US20120019740A1
    • 2012-01-26
    • US13256627
    • 2009-10-16
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • Shinya KadowakiTakeshi IshidaKazuya KaidaYuhji YashiroFumie KunimasaHiroaki ShigetaRyazo Yuki
    • G02F1/1335
    • G02B5/201G02F1/133504G02F1/133512G02F1/133617G02F2001/133562
    • Disclosed is a liquid crystal display panel wherein the utilization efficiency of light can be improved, while suppressing deterioration of the contrast. Specifically, a color filter (17) of a liquid crystal display panel (10) comprises: a black matrix (21) which is provided with an opening (2a); a red phosphor layer (22) and a red filter layer (23) which are arranged within the opening (21a) in a red display region (R); a green phosphor layer (24) and a green filter layer (25) which are arranged within the opening (21a) in a green display region (G); and a transparent resin layer (26) and a blue filter layer (27) which are arranged within the opening (21a) in a blue display region (B) A light exit surface of the transparent resin layer (26) is provided with a plurality of projected portions (26c), and the transparent resin layer (26) has a refractive index different from that of the blue filter layer (27), which is in contact with the light exit surface. The transparent resin layer (26) is a light diffusion layer, and is capable of increasing the viewing angle of blue light.
    • 公开了一种液晶显示面板,其中可以在抑制对比度降低的同时提高光的利用效率。 具体地,液晶显示面板(10)的滤色器(17)包括:设置有开口(2a)的黑矩阵(21); 布置在红色显示区域(R)中的开口(21a)内的红色荧光体层(22)和红色滤色器层(23) 在绿色显示区域(G)中布置在开口(21a)内的绿色荧光体层(24)和绿色滤光层(25); 以及布置在蓝色显示区域(B)的开口(21a)内的透明树脂层(26)和蓝色滤色器层(27)。透明树脂层(26)的光出射面设置有多个 的突出部分(26c),并且透明树脂层(26)具有与与光出射表面接触的蓝色滤光层(27)的折射率不同的折射率。 透明树脂层(26)是光扩散层,能够增大蓝光的视野角。
    • 10. 发明授权
    • Semiconductor laser device having incomplete bonding region and electronic equipment
    • 半导体激光器件具有不完全粘合区域和电子设备
    • US07606275B2
    • 2009-10-20
    • US11905561
    • 2007-10-02
    • Fumie Kunimasa
    • Fumie Kunimasa
    • H01S3/04
    • H01S5/22H01L24/32H01S5/0224H01S5/02272H01S5/02476H01S5/0425
    • There is provided a semiconductor laser device capable of reducing stress occurring to a semiconductor laser element so that a life of the semiconductor laser device can be prolonged. In this semiconductor laser device, a solder layer 114 is absent over a first region R1 ranging to a specified length L1 in a perpendicular direction X from a center line J1 of a light-emitting region 150 toward both sides of the perpendicular direction X. That is, the first region R1 over which the light-emitting region 150 is present serves as an incomplete bonding region between the solder layer 114 of the semiconductor laser element 100 and a heat sink 200. Thus, stress given to the light-emitting region 150 due to differences in coefficient of thermal expansion among the semiconductor laser element 100, the solder layer 114 and the heat sink 200 during operation is reduced.
    • 提供了能够减少半导体激光元件产生的应力的半导体激光器件,从而能够延长半导体激光器件的寿命。 在该半导体激光装置中,在从发光区域150的中心线J1到垂直方向X的两侧的垂直方向X上的规定长度L1的第一区域R1上不存在焊料层114。 存在发光区域150的第一区域R1用作半导体激光元件100的焊料层114与散热器200之间的不完全接合区域。因此,施加到发光区域150的应力 由于半导体激光元件100中的热膨胀系数的差异,操作期间焊料层114和散热器200降低。