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    • 2. 发明申请
    • WIRELESS LIGHT COMMUNICATION SYSTEM AND WIRELESS LIGHT COMMUNICATION METHOD USING THE SAME
    • 无线光通信系统和无线光通信方法
    • US20130136457A1
    • 2013-05-30
    • US13614155
    • 2012-09-13
    • Seong-man ParkYoung-jun Choi
    • Seong-man ParkYoung-jun Choi
    • H04B10/10
    • H04B10/116
    • A wireless light communication system and method using a plurality of light transmitting units driven by a same alternating current (AC) power, and a light receiving unit for receiving optical signals transmitted by the plurality of light transmitting units are provided. The wireless light communication method includes setting a channel for each of the plurality of light transmitting units such that light transmitting units having an overlapping area that is reachable by optical signals use different channels, detecting zero crossing of the AC power, synchronizing channels by using the detected zero crossing, and transmitting an optical signal through the set channel by using the plurality of light transmitting units, and receiving the optical signal transmitted by each of the plurality of light transmitting units by using the light receiving unit, and analyzing information included in the received optical signal.
    • 提供一种使用由相同交流(AC)电源驱动的多个发光单元的无线光通信系统和方法,以及用于接收由多个光发送单元发送的光信号的光接收单元。 无线光通信方法包括:设置多个光发射单元中的每一个的信道,使得具有可由光信号到达的重叠区域的光发射单元使用不同的信道,检测交流电源的过零点,通过使用 检测到零交叉,并且通过使用多个光发送单元通过设置信道发送光信号,并且通过使用光接收单元接收由多个光发送单元中的每一个发送的光信号,并且分析包括在 接收光信号。
    • 4. 发明授权
    • Wireless light communication system and wireless light communication method using the same
    • 无线光通信系统和无线光通信方式使用相同
    • US09054799B2
    • 2015-06-09
    • US13614155
    • 2012-09-13
    • Seong-man ParkYoung-jun Choi
    • Seong-man ParkYoung-jun Choi
    • H04B10/11H04J14/06H04B10/116
    • H04B10/116
    • A wireless light communication system and method using a plurality of light transmitting units driven by a same alternating current (AC) power, and a light receiving unit for receiving optical signals transmitted by the plurality of light transmitting units are provided. The wireless light communication method includes setting a channel for each of the plurality of light transmitting units such that light transmitting units having an overlapping area that is reachable by optical signals use different channels, detecting zero crossing of the AC power, synchronizing channels by using the detected zero crossing, and transmitting an optical signal through the set channel by using the plurality of light transmitting units, and receiving the optical signal transmitted by each of the plurality of light transmitting units by using the light receiving unit, and analyzing information included in the received optical signal.
    • 提供一种使用由相同交流(AC)电源驱动的多个发光单元的无线光通信系统和方法,以及用于接收由多个光发送单元发送的光信号的光接收单元。 无线光通信方法包括:设置多个光发射单元中的每一个的信道,使得具有可由光信号到达的重叠区域的光发射单元使用不同的信道,检测交流电源的过零点,通过使用 检测到零交叉,并且通过使用多个光发送单元通过设置信道发送光信号,并且通过使用光接收单元接收由多个光发送单元中的每一个发送的光信号,并且分析包括在 接收光信号。