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    • 1. 发明授权
    • Scanning back illuminating light source for liquid crystal and other
displays
    • 扫描液晶和其他显示器的照明光源
    • US5387921A
    • 1995-02-07
    • US52772
    • 1993-04-26
    • Chao ZhangYu FengShichao GeJemm Y. LiangHsi-Shang Chen
    • Chao ZhangYu FengShichao GeJemm Y. LiangHsi-Shang Chen
    • G02F1/13357G09G3/34G09G3/36G09G3/00G09G3/28
    • H01J61/92G02F1/133604G02F1/133605H01J61/305H01J61/33G02F1/133606G02F2001/133622
    • A scanning flat back light source for use with light valve devices such as liquid crystal displays. It is formed by an array of parallel fluorescent tubes with fluorescent layers therein. One end of each tube is provided with an electrode and the other end connected together through a transverse chamber to form a single vacuum unit. When electrical potential is applied across electrodes in two different chambers, the two chambers and the portion of the transverse chamber connecting the two chambers form a fluorescent lamp where gas discharge produces ultraviolet light that causes a fluorescent layer on the inside walls of the tubes to produce single-color or multi-color light. During successive time intervals in the scanning operation, at least one of the tubes which are caused to emit light during one time interval is also causes to emit light during a subsequent time interval so that the charged particles present in such overlapping tube accelerate the gas discharge process during the subsequent time interval. This device is particularly suitable for portable devices such as portable computers and has high brightness and efficiency without excessive power consumption.
    • 一种用于液晶显示器等光阀装置的扫描平背光源。 它由其中具有荧光层的平行荧光管阵列形成。 每个管的一端设置有电极,另一端通过横向室连接在一起以形成单个真空单元。 当在两个不同的室中的电极上施加电势时,两个室和连接两个室的横向室的部分形成荧光灯,其中气体放电产生紫外光,其导致管的内壁上的荧光层产生 单色或多色灯。 在扫描操作的连续的时间间隔期间,在一段时间间隔内使得发光的管中的至少一个也在随后的时间间隔内发光,使得存在于这种重叠管中的带电粒子加速气体放电 在随后的时间间隔过程中。 该装置特别适用于诸如便携式计算机的便携式设备,并且具有高的亮度和效率而没有过多的功耗。
    • 4. 发明授权
    • LED and LED lamp
    • LED和LED灯
    • US07497596B2
    • 2009-03-03
    • US10500315
    • 2002-12-30
    • Shichao Ge
    • Shichao Ge
    • F21V29/00
    • F21V7/06F21K9/232F21V3/00F21V29/505F21V29/75F21V29/76F21V29/78F21W2111/02F21Y2107/00F21Y2113/13F21Y2115/10G02B6/0031G02B6/0073G02B6/0085H01L33/62H01L33/642H01L2224/48247H01L2224/8592H01L2924/181Y10S362/80H01L2224/48091H01L2924/00014H01L2924/00012
    • This invention relates to a light emitting diode (LED) and a LED lamp consisted of LEDs. The LED comprises at least one LED chip. The LED is mounted on a high heat conductivity base and is connected to an applied power supply through a circuit board. The LED chip also has a transparent medium layer on it. The base top surface acts as a light reflective surface, or a light reflective surface is provided around the base, the LED comprises a screw extended downwards from the base bottom or a screw hole in the base bottom to connect the LED to a heat sink mechanically. The LED is electrically connected to a driving circuit through its outgoing wires. The driving circuit is in turn electrically connected to an electrical connector through its housing. A LED lamp can be fabricated after the LED is enclosed in a transparent bulb housing. The LED has high efficiency, high power and long lifetime and can be used to fabricate LED traffic lamps, LED plane light sources, etc.
    • 本发明涉及发光二极管(LED)和由LED组成的LED灯。 LED包括至少一个LED芯片。 LED安装在高导热性基底上,并通过电路板连接到施加的电源。 LED芯片上也有一个透明的介质层。 基底表面用作光反射表面,或者在基部周围设置光反射表面,LED包括从底部底部向下延伸的螺钉或基底中的螺孔,以将LED机械地连接到散热器 。 LED通过其输出电线与驱动电路电连接。 驱动电路又通过其外壳电连接到电连接器。 在将LED封装在透明灯泡外壳中之后,可以制造LED灯。 LED效率高,功率大,寿命长,可用于制造LED交通灯,LED平面光源等。
    • 5. 发明授权
    • Cold cathode fluorescent lamp
    • 冷阴极荧光灯
    • US06316872B1
    • 2001-11-13
    • US09188035
    • 1998-11-06
    • Xiaoqin GeShichao GeVictor LamYiping Ge
    • Xiaoqin GeShichao GeVictor LamYiping Ge
    • H01J1700
    • H01J61/30H01J61/34H01J61/78H01J65/046
    • A light transmitting container is used to house a cold cathode fluorescent lamp (CCFL) to reduce heat loss and to increase the luminous efficiency of the lamp. An electrical connector configuration is connected to an electrode of the lamp and adapted to be electrically and mechanically connected to a conventional electrical socket. A driver circuit in the container converts 50 or 60 Hz power to the high frequency power suitable for operating the CCFL. At least one of the electrodes of the CCFL is outside of the container to facilitate heat dissipation. A CCFL having an elongated tube portion and enlarged portions for housing larger electrodes is proposed to enhance the longevity and brightness of the CCFL. Larger electrodes are used to generate more electrons in the CCFL, thereby generating more light. Larger electrodes also reduces the temperature of the tube material of the CCFL to enhance the lifetime of the device.
    • 透光容器用于容纳冷阴极荧光灯(CCFL),以减少热损失并提高灯的发光效率。 电连接器配置连接到灯的电极并且适于电气和机械地连接到常规电插座。 容器中的驱动电路将50或60Hz的功率转换成适合于操作CCFL的高频功率。 CCFL的至少一个电极在容器外部,以便于散热。 提出了具有细长管部分和用于容纳更大电极的扩大部分的CCFL,以增强CCFL的寿命和亮度。 更大的电极用于在CCFL中产生更多的电子,从而产生更多的光。 更大的电极还降低了CCFL的管材料的温度,以增加器件的使用寿命。
    • 6. 发明授权
    • High lumen output cold cathode fluorescent lamp
    • 高流明输出冷阴极荧光灯
    • US08427060B2
    • 2013-04-23
    • US13252956
    • 2011-10-04
    • Shichao Ge
    • Shichao Ge
    • H01J17/34H01J61/04
    • H01J61/327G02F1/133604H01J61/307H01J61/78
    • In one embodiment, when the current density at the cathode is less than 0.2 mA/mm2, cathode sputtering is avoided or reduced to such an extent that the life time of the CCFL is not significantly adversely affected. In another embodiment, the internal diameter (ID) of the CCFL tube is within the range of 3 to 16 mm. Preferably, the distance between the anode and cathode is within a range of about 200˜1000 times of the internal diameter of the CCFL tube, and the distances between at least one section of the CCFL tube and two adjacent sections of the CCFL tube is less than about 5 times an outside diameter of the CCFL tube. Preferably, the efficiency of the CCFL is not less than about 55 lm/W.
    • 在一个实施例中,当阴极处的电流密度小于0.2mA / mm 2时,避免或减少阴极溅射到CCFL的寿命没有受到显着不利影响的程度。 在另一个实施例中,CCFL管的内径(ID)在3至16mm的范围内。 优选地,阳极和阴极之间的距离在CCFL管的内径的约200〜1000倍的范围内,并且CCFL管的至少一个部分与CCFL管的两个相邻部分之间的距离较小 比CCFL管的外径的约5倍。 优选地,CCFL的效率不低于约55lm / W。
    • 8. 发明授权
    • Gas discharge fluorescent device
    • 气体放电荧光装置
    • US06515433B1
    • 2003-02-04
    • US09658070
    • 2000-09-11
    • Shichao GeXi HuangIvan Chan
    • Shichao GeXi HuangIvan Chan
    • H05B3700
    • H01J61/30H01J61/78H01J65/046
    • Sputtering of the cathodes of a cold cathode fluorescent lamp is reduced or eliminated by removing electrodes altogether from the sealed envelope containing the gaseous medium. Electric field is then applied by means of electrically conductive members outside the tube. Alternatively, the current passing between electrodes can be spread over multiple sub-electrodes so that the current flow and sputtering experienced by each individual sub-electrode will be reduced. Different designs are employed to facilitate heat dissipation for high power and high intensity cold cathode fluorescent lamp applications. Thus, a container for the fluorescent lamp tube may be omitted altogether and adjacent rounds of a spiral-shaped lamp may be attached together by an adhesive material. Alternatively, the container may be open at one end to facilitate heat dissipation. Or the container for the lamp and the housing from the driver may each contain a hole to allow air circulation to carry away heat.
    • 通过从包含气态介质的密封外壳中完全除去电极,可以减少或消除冷阴极荧光灯阴极的溅射。 然后通过管外部的导电构件施加电场。 或者,电极之间的电流可以分布在多个子电极上,使得每个子电极经历的电流和溅射将被减小。 采用不同的设计来促进大功率和高强度冷阴极荧光灯应用的散热。 因此,可以完全省略用于荧光灯管的容器,并且可以通过粘合剂材料将螺旋形灯的相邻圆圈附接在一起。 或者,容器可以在一端敞开以便于散热。 或者用于灯的容器和来自驾驶员的壳体可以各自包含一个孔,以允许空气循环携带热量。
    • 9. 发明授权
    • Display device with improved grid structure
    • 具有改进网格结构的显示设备
    • US06373176B1
    • 2002-04-16
    • US09138226
    • 1998-08-21
    • Shichao GeCharles S. LeungLap Man Yam
    • Shichao GeCharles S. LeungLap Man Yam
    • H01J2981
    • H01J9/185H01J29/028H01J31/123H01J2329/863
    • A rim made of glass or ceramic material is attached to an alloy sheet with through holes therein at an elevated temperature. Voltages applied to the sheet may be used for focusing electrons passing there through onto a phosphor layer for displaying images. An optional insulating layer is formed on the sheet and optional grid electrodes are formed on the insulating layer for addressing and focusing. Upon cooling, the rim maintains the alloy sheet in tension. Holes in the alloy sheet and the grid electrodes are therefore maintained in proper alignment with cathodes and pixel dots despite temperature variations. The rim also forms a portion of the side wall of the display device, so that once the rim has been aligned with and attached to a cathode plate and face plate, the accurate alignment process has been completed and the assembly of the device is much simplified. By employing a thin rim and substrate, the combined electrode structure may be as thin as 3 millimeters or less, so that the distance between the face and back plates is no more than 10 millimeters, suitable for an ultrathin large screen display.
    • 由玻璃或陶瓷材料制成的边缘在高温下连接到其中具有通孔的合金板上。 施加到片材的电压可以用于将通过其的电子聚焦到用于显示图像的荧光体层上。 在片材上形成可选的绝缘层,并且在绝缘层上形成可选的栅电极用于寻址和聚焦。 在冷却时,边缘保持合金薄片的张力。 因此,尽管温度变化,合金板和栅格电极中的孔仍然保持与阴极和像素点的正确对准。 边缘还形成显示装置的侧壁的一部分,使得一旦边缘已经对准并附接到阴极板和面板,则精确的对准过程已经完成,并且装置的组装被大大简化 。 通过采用薄的边框和基板,组合电极结构可以薄到3毫米或更小,使得面板和背板之间的距离不超过10毫米,适合于超薄大屏幕显示。
    • 10. 发明授权
    • Flat parallel light source
    • 平行平行光源
    • US5839812A
    • 1998-11-24
    • US503588
    • 1995-07-18
    • Shichao GeXi HuangXiaoqin Ge
    • Shichao GeXi HuangXiaoqin Ge
    • F21V8/00G02B6/00G01D11/28
    • G02B6/005G02B6/003G02B6/0031G02B6/0055G02B6/0065G02B6/0071
    • The present invention relates to a flat parallel light source using the principle of the mirror reflection and diffuse reflection, which comprises a light source, a diffuse reflective chamber with high reflectance walls, a light coupler, a small hole array at the top surface of said diffuse reflective chamber, a mirror reflective cone array on the small hole array, and a convex lens array on said cone array. The light generated by the light pass through the light coupler into the diffuse reflective chamber, and then pass through the small hole array, mirror reflective cone array, and lens array to form parallel light. The flat parallel light source can generate a high intensity parallel light with excellent parallelism or a given scattering angle parallel light. It can be used for backlighting for all kinds of LCDs, and other equipment where parallel light is needed. It can also be used in LCDs to increase the brightness of the display image and reduce power consumption.
    • 本发明涉及一种使用镜面反射和漫反射原理的平行平行光源,其包括光源,具有高反射率壁的漫反射室,光耦合器,所述光反射壁顶表面处的小孔阵列 漫反射室,小孔阵列上的镜反射锥阵列,以及在所述锥阵上的凸透镜阵列。 光产生的光通过光耦合器进入漫反射腔,然后通过小孔阵列,镜反射锥阵列和透镜阵列以形成平行光。 平行平行光源可以产生具有优异平行度或给定散射角平行光的高强度平行光。 它可以用于所有类型的LCD以及需要平行光的其他设备的背光。 它还可以用于LCD,以增加显示图像的亮度并降低功耗。