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    • 1. 发明申请
    • HIGH POWER EFFICIENCY OPTICAL-WIRELESS TRANSMITTER
    • 高功率光纤无线发射机
    • US20100092180A1
    • 2010-04-15
    • US12532521
    • 2008-03-21
    • Yong-Il JunWang-Joo LeeTae-Joon ParkYoung-Boo Kim
    • Yong-Il JunWang-Joo LeeTae-Joon ParkYoung-Boo Kim
    • H04B10/00
    • H04B10/11
    • Provided is a high power efficiency optical-wireless transmitter capable of solving problems of low power efficiency, signal distortion due to non-linearity of output, large number of connection terminals, and non-uniformity of optical power intensities of optical sources. The high power efficiency optical wireless transmitter includes: an amplitude-to-array coder converting an amplitude of an electric signal input from a baseband modulator into optical source control signals so as to generate an optical output power corresponding to the electric signal; optical source driver groups driving optical sources based on the optical source control signals of the amplitude-to-array coder; and MMRS (modified mixed radix system) or MMRR (modified mixed radix system with Redundancy) optical source group driven by the optical source driver groups to generate various optical power intensities.
    • 提供了能够解决低功率效率,由于输出的非线性,大量的连接端子引起的信号失真以及光源的光功率强度的不均匀性的高功率效率的光无线发射机。 高功率光无线发射机包括:幅度阵列编码器,将从基带调制器输入的电信号的幅度转换成光源控制信号,以产生对应于电信号的光输出功率; 光源驱动器组基于幅度阵列编码器的光源控制信号驱动光源; 和MMRS(改进的混合系统)或由光源驱动器组驱动的MMRR(具有冗余的修改的混合系统)光源组,以产生各种光功率强度。
    • 2. 发明授权
    • High power efficiency optical-wireless transmitter
    • 大功率光纤无线发射机
    • US08311413B2
    • 2012-11-13
    • US12532521
    • 2008-03-21
    • Yong-Il JunWang-Joo LeeTae-Joon ParkYoung-Boo Kim
    • Yong-Il JunWang-Joo LeeTae-Joon ParkYoung-Boo Kim
    • H04B10/00H04B14/04H04L27/00
    • H04B10/11
    • Provided is a high power efficiency optical-wireless transmitter capable of solving problems of low power efficiency, signal distortion due to non-linearity of output, large number of connection terminals, and non-uniformity of optical power intensities of optical sources. The high power efficiency optical wireless transmitter includes: an amplitude-to-array coder converting an amplitude of an electric signal input from a baseband modulator into optical source control signals so as to generate an optical output power corresponding to the electric signal; optical source driver groups driving optical sources based on the optical source control signals of the amplitude-to-array coder; and MMRS (modified mixed radix system) or MMRR (modified mixed radix system with Redundancy) optical source group driven by the optical source driver groups to generate various optical power intensities.
    • 提供了能够解决低功率效率,由于输出的非线性,大量的连接端子引起的信号失真以及光源的光功率强度的不均匀性的高功率效率的光无线发射机。 高功率光无线发射机包括:幅度阵列编码器,将从基带调制器输入的电信号的幅度转换成光源控制信号,以产生对应于电信号的光输出功率; 光源驱动器组基于幅度阵列编码器的光源控制信号驱动光源; 和MMRS(改进的混合系统)或由光源驱动器组驱动的MMRR(具有冗余的修改的混合系统)光源组,以产生各种光功率强度。
    • 3. 发明申请
    • MULTI-APERTURE OPTICAL DETECTOR AND OPTICAL SIGNAL DETECTING CIRCUIT COMPRISING THE SAME
    • 多孔光学检测器和光信号检测电路
    • US20100098429A1
    • 2010-04-22
    • US12517783
    • 2007-12-05
    • Yong-Il JunWangjoo LeeTae-Joon ParkYoung-Boo Kim
    • Yong-Il JunWangjoo LeeTae-Joon ParkYoung-Boo Kim
    • H04B10/12
    • G01J1/0411G01J1/02G01J1/0204G01J1/04G01J1/46H01L31/0203H01L31/02325
    • Provided are a multi-aperture optical detector that can address structural problems such as a complex signal wiring in array type optical detectors, and a need for a plurality of low noise amplifiers, signal to noise ratio detectors, etc., and an optical signal detecting circuit including the multi-aperture optical detector. The multi-aperture optical detector includes transmission lines having two output terminals; and a plurality of unit optical detectors which respectively have random polarities through the transmission lines and are connected in parallel, and optical signals from each of the unit optical detectors are added and output through the two output terminals. The multi-aperture optical detector has a high operation band width and can detect optical signals with a high sensitivity by connecting a plurality of unit optical detectors that respectively have a low optical detecting sensitivity and are physically compact and small.
    • 提供了一种可以解决诸如阵列式光检测器中的复杂信号布线等结构问题的多孔光学检测器,以及需要多个低噪声放大器,信噪比检测器等,以及光信号检测 电路包括多孔光学检测器。 多孔光学检测器包括具有两个输出端的传输线; 以及分别通过传输线具有并联并联的随机极性的多​​个单元光学检测器,并且来自每个单元光学检测器的光信号通过两个输出端相加并输出。 多孔光学检测器具有高的操作带宽,并且可以通过连接分别具有低光学检测灵敏度并且物理紧凑和小的多个单元光学检测器来检测具有高灵敏度的光信号。