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    • 1. 发明申请
    • System and method for chirped light source
    • 啁啾光源的系统和方法
    • US20060263099A1
    • 2006-11-23
    • US11347558
    • 2006-02-02
    • Yu BaiFei Zhu
    • Yu BaiFei Zhu
    • H04B10/12
    • H04B10/508H04B10/505H04B2210/254
    • A system and method for providing chirped light for an optical network. The system includes a light source configured to provide a light. The system additionally includes a driving signal source configured to provide a first driving signal. The system also includes an amplifier configured to receive the first driving signal, amplify the first driving signal, and provide a second driving signal at a predetermined amplification level, the second driving signal being the amplified first signal. Additionally, the system includes a splitter configured to receive the second driving signal and split the second driving signal into a third driving signal and a fourth driving signal. The system also includes a first attenuator configured to receive the third driving signal, attenuate the third driving signal at a first attenuation level, and provide a fifth driving signal, the fifth driving signal being the third driving signal attenuated by the first attenuator.
    • 一种用于为光网络提供啁啾光的系统和方法。 该系统包括被配置为提供光的光源。 该系统还包括被配置为提供第一驱动信号的驱动信号源。 该系统还包括放大器,其被配置为接收第一驱动信号,放大第一驱动信号,并以预定的放大电平提供第二驱动信号,第二驱动信号是放大的第一信号。 另外,该系统包括分配器,其被配置为接收第二驱动信号并将第二驱动信号分成第三驱动信号和第四驱动信号。 该系统还包括被配置为接收第三驱动信号的第一衰减器,以第一衰减电平衰减第三驱动信号,并提供第五驱动信号,第五驱动信号是由第一衰减器衰减的第三驱动信号。
    • 2. 发明申请
    • Transmission system and method employing electrical return-to-zero modulation
    • 采用电归零调制的传输系统和方法
    • US20060120729A1
    • 2006-06-08
    • US11004404
    • 2004-12-03
    • Yu BaiFei Zhu
    • Yu BaiFei Zhu
    • H04B10/12
    • H04B10/541H04B10/5162
    • A system and method for transmitting a signal for optical network applications. The system includes an optical transmitter configured to output an optical signal. The optical signal is associated with a return-to-zero modulation. Additionally, the system includes an optical fiber transmission system coupled to the optical transmitter and configured to transmit the optical signal and output the transmitted optical signal. The optical transmitter includes a return-to-zero driver configured to receive at least a first data signal and generate a drive signal, a light source configured to generate a laser, and an electroabsorption modulator configured to receive the laser and the drive signal and generate the optical signal. Each of the first data signal and the drive signal is an electrical signal. The optical signal includes data associated with the return-to-zero modulation. The optical fiber transmission system is free from any dispersion compensation device.
    • 一种用于发送光网络应用信号的系统和方法。 该系统包括被配置为输出光信号的光发送器。 光信号与归零调制相关联。 此外,该系统包括耦合到光发射机的光纤传输系统,并被配置为发送光信号并输出​​所发射的光信号。 所述光发射机包括:归零驱动器,被配置为接收至少第一数据信号并产生驱动信号;被配置为产生激光的光源;以及电吸收调制器,被配置为接收所述激光器和所述驱动信号并产生 光信号。 第一数据信号和驱动信号中的每一个都是电信号。 光信号包括与归零调制相关联的数据。 光纤传输系统不含任何色散补偿装置。
    • 5. 发明申请
    • SYSTEM AND METHOD FOR SUBCARRIER MODULATION AS SUPERVISORY CHANNEL
    • 作为监督通道的SUBCARRIER调制的系统和方法
    • US20070274713A1
    • 2007-11-29
    • US11833956
    • 2007-08-03
    • Yu Bai
    • Yu Bai
    • H04B10/08
    • H04B10/00H04B2210/078
    • An apparatus and method for processing a supervisory signal for optical network applications. The apparatus includes a subcarrier transmission system configured to receive a first supervisory signal and output a second supervisory signal, and an electrical-to-optical conversion system configured to receive the second supervisory signal and a first data signal and output a first optical signal. Additionally, the apparatus includes an optical-to-electrical conversion system configured to receive the first optical signal and output a first electrical signal and a second data signal, and a subcarrier reception system configured to receive the first electrical signal and output a third supervisory signal. The second supervisory signal is associated with a first subcarrier frequency. The first data signal is associated with a first data bandwidth, and the first data bandwidth includes a first data frequency. A ratio of the first subcarrier frequency to the first data frequency ranges from 0.8 to 1.
    • 一种用于处理光网络应用的监控信号的装置和方法。 该装置包括配置成接收第一监控信号并输出​​第二监控信号的副载波传输系统,以及被配置为接收第二监控信号和第一数据信号并输出​​第一光信号的电 - 光转换系统。 另外,该装置包括被配置为接收第一光信号并输出​​第一电信号和第二数据信号的光电转换系统,以及被配置为接收第一电信号并输出​​第三监控信号的副载波接收系统 。 第二监控信号与第一副载波频率相关联。 第一数据信号与第一数据带宽相关联,并且第一数据带宽包括第一数据频率。 第一副载波频率与第一数据频率的比率范围为0.8至1。
    • 10. 发明申请
    • System and method for subcarrier modulation in ISM band as supervisory channel
    • 作为监控通道的ISM频段中的子载波调制系统和方法
    • US20050201753A1
    • 2005-09-15
    • US11071399
    • 2005-03-02
    • Yu Bai
    • Yu Bai
    • H04B10/00H04B10/02H04B10/08H04J14/02
    • H04J14/0298H04B10/0775H04B2210/078H04J14/0279H04J14/0287
    • Apparatus and method for transmitting a supervisory signal for optical network applications. The apparatus includes a subcarrier transmission system configured to receive a first supervisory signal and output a second supervisory signal, and an electrical-to-optical conversion system configured to receive the second supervisory signal and a data signal and output an optical signal. The second supervisory signal is associated with a subcarrier frequency. The data signal is associated with a data bandwidth, and the data bandwidth includes a data frequency. At the data frequency, a power density of the data signal is substantially equal to zero. A ratio of the subcarrier frequency to the data frequency ranges from 0.8 to 1, and the subcarrier frequency ranges from 2.4 GHz to 2.483 GHz.
    • 用于发送光网络应用的监控信号的装置和方法。 该装置包括被配置为接收第一监控信号并输出​​第二监控信号的副载波传输系统,以及被配置为接收第二监控信号和数据信号并输出​​光信号的电 - 光转换系统。 第二监控信号与副载波频率相关联。 数据信号与数据带宽相关联,数据带宽包括数据频率。 在数据频率下,数据信号的功率密度基本上等于零。 副载波频率与数据频率的比率范围为0.8〜1,副载波频率范围为2.4GHz〜2.483GHz。