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    • 12. 发明申请
    • FIBER COMMUNICATION SYSTEM, FIBER AMPLIFIER, AND METHOD FOR FABRICATING FIBER AMPLIFIER
    • 光纤通信系统,光纤放大器以及制造光纤放大器的方法
    • US20090190934A1
    • 2009-07-30
    • US12417947
    • 2009-04-03
    • Wendou ZHANGDongming LiHong Liu
    • Wendou ZHANGDongming LiHong Liu
    • H04B10/00H04B10/12
    • H01S3/06754G02B6/12
    • The present invention discloses a fiber amplifier, a fabricating method thereof, and a fiber communication system. The fiber amplifier includes at least a pump laser, at least a gain medium and at least an integrated optical component. The integrated optical component includes multiple optical input/output ports, and the optical input/output ports are connected to the pump laser or gain medium directly or indirectly. The present invention may better address problems of unstable performance and difficulty in reducing the size of components in the prior art where fiber amplifiers are formed by a number of discrete components with many fiber fusion splices. In addition, the present invention may reduce the production complexity and costs of fiber amplifiers, and improve the productivity of fiber amplifiers.
    • 本发明公开了一种光纤放大器及其制造方法以及光纤通信系统。 光纤放大器至少包括泵浦激光器,至少增益介质和至少一个集成的光学部件。 集成光学部件包括多个光输入/输出端口,光输入/输出端口直接或间接连接到泵浦激光器或增益介质。 本发明可以更好地解决现有技术中不稳定性能和难以减小组件尺寸的问题,其中光纤放大器由具有许多光纤熔接的许多分立组件形成。 此外,本发明可以降低光纤放大器的生产复杂度和成本,并且提高光纤放大器的生产率。
    • 15. 发明申请
    • AC WHITE LED DEVICE
    • 交流白光LED装置
    • US20130221870A1
    • 2013-08-29
    • US13883832
    • 2011-03-01
    • Hongjie ZhangMing ZhangChengyu LiKun ZhaoDongming LiLi Zhang
    • Hongjie ZhangMing ZhangChengyu LiKun ZhaoDongming LiLi Zhang
    • H05B33/08
    • H05B33/0845H01L27/15H01L33/502H05B33/0809H05B33/0821
    • An Alternate Current (AC) white Light-Emitting Diode (LED) device is provided, which belongs to the technical field of white LED manufacturing. The problem to be solved by the present invention is to low-costly overcome a series of deficiencies such as the stroboflash of an AC driven LED, and the heat dissipation difficulty caused by an integrated packaging of multiple LEDs. A white LED unit includes an LED chip and a light emitting material that can emit light when being excited by the LED chip. The luminous lifetime of the light emitting material is 1-100 ms. The LED chip only comprises one PN junction. The light emitted by the LED chip is mixed with the light emitted by the light emitting material to form white light. The white LED unit is driven by AC with a frequency not more than 100 Hz. The white LED device of prevent invention uses the single PN junction chip, rather than the prior integrated packaged AC multi-LED chip.
    • 提供交流(AC)白光发光二极管(LED)装置,属于白光LED制造技术领域。 本发明要解决的问题是低成本地克服了诸如AC驱动LED的闪光灯等一系列缺陷以及由多个LED的集成封装引起的散热困难。 白色LED单元包括LED芯片和当被LED芯片激发时可以发光的发光材料。 发光材料的发光寿命为1-100ms。 LED芯片仅包括一个PN结。 由LED芯片发出的光与由发光材料发射的光混合,形成白光。 白色LED单元由AC不超过100 Hz的频率驱动。 防止发明的白色LED装置使用单个PN结芯片,而不是现有的集成封装的交流多LED芯片。