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    • 31. 发明授权
    • Lighting device, a lamp and a luminaire
    • 照明设备,灯和照明设备
    • US08786175B2
    • 2014-07-22
    • US14004511
    • 2012-02-28
    • Ties Van BommelRifat Ata Mustafa Hikmet
    • Ties Van BommelRifat Ata Mustafa Hikmet
    • H01J1/26H01J63/04H01J61/40H01J61/38H01L33/50H01K1/26
    • H01J61/40F21K9/232F21K9/60F21K9/64F21S6/00F21V3/02F21V3/12F21V7/0016F21V13/02F21Y2115/10H01J61/38H01K1/26H01L33/502H01L33/507
    • A lighting device 100, a lamp and a luminaire is provided. The light device 100 emits a first color distribution predominantly in a first direction and a second color distribution predominantly in a second direction. The lighting device comprises a light exit window, a light source 118, a light distributing layer 108, and a luminescent material. Light 104, 106 is emitted into the ambient of the lighting device through the light exit window. The light exit window has a first part 110 for an escape of light of the first color distribution and a second part 102 for an escape of light of the second color distribution. The second part 102 is different from the first part 110. The light source emits light of a predefined color distribution. The predefined color distribution comprises light of a first color 106. The light distributing layer 108 partly reflects or backscatters impinging light and partly transmits impinging light. The light distributing layer 108 is arranged in between the light source 118 and the second part 102 of the light exit window. The light distributing layer 108 is not fully transparent and has an edge near the light exit window for separating the first part 110 and the second part 102. The luminescent material converts light of the first color 106 to light of a second color 104. The luminescent material is arranged in the light distributing layer 108, is arranged in between the light distributing layer 108 and the second part 102 of the light exit window, or is arranged at the first part 110 of the light exit window or the second part 102 of the light exit window.
    • 提供照明装置100,灯和照明器。 光装置100主要以第一方向和第二颜色分布主要在第二方向上发射第一颜色分布。 照明装置包括光出射窗,光源118,光分布层108和发光材料。 光104,106通过光出射窗口发射到照明装置的环境中。 光出射窗具有用于第一颜色分布的光的逸出的第一部分110和用于第二颜色分布的光的逸出的第二部分102。 第二部分102与第一部分110不同。光源发射预定颜色分布的光。 预定义的颜色分布包括第一颜色106的光。光分布层108部分地反射或反向散射光并部分地透射入射光。 光分布层108布置在光源118和光出射窗的第二部分102之间。 光分布层108不是完全透明的,并且在光出射窗口附近具有用于分离第一部分110和第二部分102的边缘。发光材料将第一颜色106的光转换成第二颜色104的光。发光 材料布置在光分布层108中,布置在光分布层108和光出射窗的第二部分102之间,或者布置在光出射窗的第一部分110或第二部分102 光出口窗口。
    • 32. 发明申请
    • Light-emitting arrangement
    • 发光布置
    • US20140191273A1
    • 2014-07-10
    • US14241496
    • 2012-08-17
    • Ties Van BommelRifat Ata Mustafa Hikmet
    • Ties Van BommelRifat Ata Mustafa Hikmet
    • H01L33/50
    • H01L33/505F21V9/30F21Y2113/13F21Y2115/10H01L33/44H01L33/50H01L33/504H01L33/507
    • A light emitting arrangement is provided, comprising:—a light source capable of emitting light of a first wavelength range;—a primary wavelength converting domain arranged to receive light emitted by said light source and capable of converting at least part of the light of said first wavelength range into light of a second wavelength range;—a secondary wavelength converting domain arranged to receive ambient light and capable of converting light into light of a third wavelength range from 470 nm to less than 570 nm, wherein said primary wavelength converting domain is arranged between said light source and said secondary wavelength converting domain; and—an optical element arranged in the path of light between said primary and secondary wavelength converting domains. By using the suggested arrangement a desirable off-state green or greenish appearance is obtained, using minor amounts of phosphor and with high light extraction efficiency.
    • 提供了一种发光装置,包括: - 能够发射第一波长范围的光的光源; - 主波长转换域,被布置成接收由所述光源发射的光,并且能够转换所述光源的至少一部分光 第一波长范围成为第二波长范围的光; - 二次波长转换域,被布置成接收环境光并能够将光转换成从470nm到小于570nm的第三波长范围的光,其中所述主波长转换域是 布置在所述光源和所述次级波长转换域之间; 以及 - 布置在所述主波长转换域和次波长转换域之间的光路中的光学元件。 通过使用所提出的布置,可以使用少量的荧光体并且具有高的光提取效率来获得所需的偏态绿色或绿色外观。
    • 33. 发明申请
    • LIGHTING DEVICE WITH OFF-STATE WHITE APPEARANCE
    • 具有非状态白色外观的照明设备
    • US20120162964A1
    • 2012-06-28
    • US13394156
    • 2010-09-10
    • Rifat Ata Mustafa HikmetTies Van Bommel
    • Rifat Ata Mustafa HikmetTies Van Bommel
    • F21V9/16
    • F21V14/003F21K9/233F21Y2115/10G02F1/13718H01L33/58
    • A lighting device (400) with an off-state white appearance is provided. The lighting device comprises a light source (403), having a white appearance in an on-state and a colored appearance in an off-state, and a switchable optical element (404) downstream from the light source. The colored appearance of the light source is caused by a photoluminescent material in the light source. The switchable optical element has at least a transmissive state and a state being reflective in the wavelength region in which the light source absorbs light, resulting in a white appearance when the light source is in its off-state and the switchable optical element is in its reflective state. According to an embodiment of the invention, the lighting device (400) is arranged as a luminaire further comprising an optical cavity (401) and a window (402) covering the optical cavity. The light source (403) is arranged inside the optical cavity and the window is provided with the switchable optical element (404).
    • 提供了一种具有截止状态白色外观的照明装置(400)。 照明装置包括具有接通状态的白色外观和处于关闭状态的着色外观的光源(403)和光源下游的可切换光学元件(404)。 光源的着色外观是由光源中的光致发光材料引起的。 可切换光学元件至少具有透光状态,并且在光源吸收光的波长区域中具有反射性的状态,当光源处于其关闭状态时导致白色外观,并且可切换光学元件处于其中 反光状态。 根据本发明的实施例,照明装置(400)被布置为还包括覆盖光腔的光腔(401)和窗(402)的照明器。 光源(403)布置在光腔内部,并且窗口设置有可切换光学元件(404)。
    • 34. 发明申请
    • COLOR CONVERSION DEVICE AND COLOR CONTROLLABLE LIGHT-OUTPUT DEVICE
    • 彩色转换装置和彩色可控光输出装置
    • US20100188837A1
    • 2010-07-29
    • US12669827
    • 2008-07-21
    • Ties Van BommelRifat ATa Mustafa Hikmet
    • Ties Van BommelRifat ATa Mustafa Hikmet
    • F21V9/16F21S8/10F21V9/00
    • G02F1/29F21K9/62F21K9/64F21K9/65F21V14/003F21Y2115/10G02B19/0028G02B19/0061G02F1/1334G02F2203/18
    • A color conversion device (10; 20; 30; 40; 51; 60), for adjusting a color of light emitted by a light-source, the color conversion device comprising a beam-shaping member (11; 54; 61; 70; 80; 90; 100) configured to change a shape of a beam of light interacting with the beam-shaping member; and at least a first wavelength converting member (12; 22a-b; 31; 41a-b; 56; 62a-g) configured to absorb light having a first wavelength distribution, and, in response thereto, emit light having a second wavelength distribution, different from the first wavelength distribution. The beam-shaping member (11; 54; 61; 70; 80; 90; 100) is controllable to direct a first fraction of the beam of light towards the first wavelength converting member (12; 22a-b; 31; 41a-b; 56; 62a-g), where a wavelength distribution of the first fraction is converted, thereby enabling color adjustment of the beam of light.
    • 用于调节由光源发射的光的颜色的颜色转换装置(10; 20; 30; 40; 51; 60),所述颜色转换装置包括光束成形构件(11; 54; 61; 70; 80; 90; 100),被配置为改变与所述光束成形构件相互作用的光束的形状; 以及至少第一波长转换构件(12; 22a-b; 31; 41a-b; 56; 62a-g),其被配置为吸收具有第一波长分布的光,并且响应于此,发射具有第二波长分布 ,与第一波长分布不同。 光束成形构件(11; 54; 61; 70; 80; 90; 100)可控制,以将第一部分光束朝向第一波长转换构件(12; 22a-b; 31; 41a-b ; 56; 62a-g),其中第一分数的波长分布被转换,从而能够对光束进行颜色调整。
    • 38. 发明授权
    • Phosphor-enhanced lighting device, retrofit light bulb and light tube with reduced color appearance
    • US09755117B2
    • 2017-09-05
    • US14114930
    • 2012-04-17
    • Rifat Ata Mustafa HikmetTies Van Bommel
    • Rifat Ata Mustafa HikmetTies Van Bommel
    • H01L33/50H01L33/60
    • H01L33/504H01L33/507
    • A phosphor-enhanced lighting device 100, a retrofit light bulb, a light tube and a luminaire are provided. The phosphor-enhanced lighting 100 device comprises a light source 116, a light exit window 102, a first light conversion element 112 and a second light conversion element 110. The light source 116 emits through its light emitting surface 118 source light 114 of a pre-defined color spectrum. The light exit window 102 emits light into an ambient of the phosphor-enhanced lighting device 100. The first light conversion element 112 comprises an inorganic luminescent material which absorbs a part of the source light 114 and converts a part of the absorbed light to light of a first color 104. The second light conversion element 110 comprises a first organic luminescent material which absorbs a part of the source light 114 and/or absorbs apart of the light 104 of the first color. The first organic luminescent material converts a part of the absorbed light to light of the second color 108. The second light conversion element 110 is optically arranged in between the light exit window 102 and the light emitting surface 118 of the light source 116. The first light conversion element 112 is optically arranged in between the second light conversion element 110 and the light emitting surface 118 of the light source 116. A gap 111 is present between the first light conversion element 112 and the second light conversion element 110.