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    • 3. 发明申请
    • FTTH RF over Glass (RFoG) Architecture and CPE
    • FTTH RF over Glass(RFoG)架构和CPE
    • US20100150557A1
    • 2010-06-17
    • US12587893
    • 2009-10-13
    • Sudhesh MysoreCharles BarkerOleh SniezkoKrzysztof Pradzynski
    • Sudhesh MysoreCharles BarkerOleh SniezkoKrzysztof Pradzynski
    • H04J14/00H04B10/00
    • H04J14/0282H04H60/97H04J14/0226H04J14/0232H04J14/0247H04J14/0252H04J14/0298H04N7/22H04Q11/0067
    • Methods and apparatus are described for fiber-to-the-home (FTTH) RF over Glass (RFoG) Architecture and customer-premise-equipment (CPE). A method includes up-converting a baseband upstream data signal to a frequency band above a frequency band of a baseband downstream data signal; combining the up-converted upstream data signal with an upstream cable return; transmitting the up-converted upstream data signal and the upstream cable return using a single upstream laser; separating the frequency up-converted data signal from the upstream cable return using an RF diplexer; and down-converting the frequency up-converted upstream data signal back to baseband. An apparatus comprises: a frequency up-converter that up-converts a baseband upstream data signal to a frequency band above a frequency band of a baseband downstream data signal; a frequency combiner coupled to the frequency up-converter that combines the up-converted upstream data signal with an upstream cable return; a single upstream laser coupled to the frequency combiner that transmits the up-converted upstream data signal and the upstream cable return; an RF diplexer coupled to the single upstream laser that separats the frequency up-converted data signal from the upstream cable return; and a frequency down-converter that down-converts the frequency up-converted upstream data signal back to baseband.
    • 描述了光纤到户(FTTH)RF over Glass(RFoG)架构和客户端设备(CPE)的方法和设备。 一种方法包括将基带上行数据信号上变频到基带下行数据信号的频带以上的频带; 将上变换的上行数据信号与上游电缆返回组合; 使用单个上游激光传输上变频上行数据信号和上游电缆返回; 使用RF双工器将来自上游电缆返回的上变频数据信号分离; 并将上变频的上行数据信号下变频到基带。 一种装置包括:上变频器,其将基带上行数据信号上变频到基带下行数据信号的频带以上的频带; 耦合到上变频器的频率合成器,其将上变换的上行数据信号与上游电缆返回组合; 耦合到频率合成器的单个上游激光器,其传输上变频的上行数据信号和上游电缆返回; 耦合到单个上游激光器的RF双工器,其将上变频数据信号与上游电缆返回分离; 以及将上变频的上行数据信号下转换回基带的下变频器。
    • 7. 发明授权
    • Forward baseband digitalization
    • 正向基带数字化
    • US07706689B2
    • 2010-04-27
    • US11150908
    • 2005-06-13
    • Oleh SniezkoKrzysztof PradzynskiGuy SucharczukPeter LauCharles Barker
    • Oleh SniezkoKrzysztof PradzynskiGuy SucharczukPeter LauCharles Barker
    • H04J14/02
    • H04J14/0298H04B10/25751H04B10/29H04J14/00H04J14/02
    • Methods and apparatus are described for forward baseband digitalization. A method includes receiving a forward baseband digital optical signal from an optical fiber; transforming the forward baseband digital optical signal to a forward analog electrical signal; transmitting the forward analog electrical signal on an electrical conductor; receiving a reverse analog electrical signal on the electrical conductor; transforming the reverse analog electrical signal to a reverse digital baseband optical signal; and transmitting the reverse digital baseband optical signal. An apparatus includes a forward baseband digital optical signal receiver; a forward circuit coupled to the forward baseband digital optical signal receiver, the forward circuit transforming a forward baseband digital optical signal to a forward analog electrical signal; a forward analog electrical signal transmitter coupled to the forward circuit; a reverse analog electrical signal receiver; a reverse circuit coupled to the reverse analog electrical signal receiver, the reverse circuit transforming a reverse analog electrical signal to a reverse digital baseband optical signal; and a reverse baseband digital transmitter coupled to the reverse circuit.
    • 描述了用于正向基带数字化的方法和装置。 一种方法包括从光纤接收正向基带数字光信号; 将正向基带数字光信号转换成正向模拟电信号; 在电导体上传送正向模拟电信号; 在电导体上接收反向模拟电信号; 将反向模拟电信号转换成反向数字基带光信号; 并发送反向数字基带光信号。 一种装置包括:正向基带数字光信号接收机; 正向电路耦合到正向基带数字光信号接收器,正向电路将正向基带数字光信号变换为正向模拟电信号; 耦合到正向电路的正向模拟电信号发射器; 反向模拟电信号接收器; 反向电路,耦合到反向模拟电信号接收器,反向电路将反向模拟电信号转换成反向数字基带光信号; 以及耦合到反向电路的反向基带数字发射机。
    • 8. 发明申请
    • Forward baseband digitalization
    • 正向基带数字化
    • US20050286556A1
    • 2005-12-29
    • US11150908
    • 2005-06-13
    • Oleh SniezkoKrzysztof PradzynskiGuy SucharczukPeter LauCharles Barker
    • Oleh SniezkoKrzysztof PradzynskiGuy SucharczukPeter LauCharles Barker
    • H04B10/272H04B10/29H04J3/16
    • H04J14/0298H04B10/25751H04B10/29H04J14/00H04J14/02
    • Methods and apparatus are described for forward baseband digitalization. A method includes receiving a forward baseband digital optical signal from an optical fiber; transforming the forward baseband digital optical signal to a forward analog electrical signal; transmitting the forward analog electrical signal on an electrical conductor; receiving a reverse analog electrical signal on the electrical conductor; transforming the reverse analog electrical signal to a reverse digital baseband optical signal; and transmitting the reverse digital baseband optical signal. An apparatus includes a forward baseband digital optical signal receiver; a forward circuit coupled to the forward baseband digital optical signal receiver, the forward circuit transforming a forward baseband digital optical signal to a forward analog electrical signal; a forward analog electrical signal transmitter coupled to the forward circuit; a reverse analog electrical signal receiver; a reverse circuit coupled to the reverse analog electrical signal receiver, the reverse circuit transforming a reverse analog electrical signal to a reverse digital baseband optical signal; and a reverse baseband digital transmitter coupled to the reverse circuit.
    • 描述了用于正向基带数字化的方法和装置。 一种方法包括从光纤接收正向基带数字光信号; 将正向基带数字光信号转换成正向模拟电信号; 在电导体上传输正向模拟电信号; 在电导体上接收反向模拟电信号; 将反向模拟电信号转换成反向数字基带光信号; 并发送反向数字基带光信号。 一种装置包括:正向基带数字光信号接收机; 正向电路耦合到正向基带数字光信号接收器,正向电路将正向基带数字光信号变换为正向模拟电信号; 耦合到正向电路的正向模拟电信号发射器; 反向模拟电信号接收机; 反向电路,耦合到反向模拟电信号接收器,反向电路将反向模拟电信号转换成反向数字基带光信号; 以及耦合到反向电路的反向基带数字发射机。