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    • 1. 发明授权
    • Laser power control with automatic compensation
    • 激光功率控制带自动补偿
    • US07276682B2
    • 2007-10-02
    • US10993561
    • 2004-11-19
    • Daniel DraperGilberto I. SadaMaurice M. ReintjesKeith R. Jones
    • Daniel DraperGilberto I. SadaMaurice M. ReintjesKeith R. Jones
    • G01J1/32
    • H04B10/564
    • A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator or driver. During operation, pre-stored values may continue to be utilized or an open loop or closed loop control system may be utilized. An open loop control system may incorporate a temperature module or a timer module to account for changes in environment or changes due to aging that may undesirably affect system operation. A closed loop control system may incorporate one or more feedback loops that generate a compensation value to account for detected changes. In one configuration one or more peak values of the actual optic signal, or a portion thereof, are detected and processed to generate the compensation signal.
    • 公开了一种用于光信号功率控制以维持期望或最佳光信号功率电平的方法和装置。 在启动期间,来自存储器的默认值或目标值可用于偏置或以其他方式控制光信号发生器或驱动器的操作。 在操作期间,可以继续使用预先存储的值,或者可以使用开环或闭环控制系统。 开环控制系统可以包括温度模块或定时器模块以解决由于可能不期望地影响系统操作的老化引起的环境变化或变化。 闭环控制系统可以包括产生补偿值的一个或多个反馈回路以考虑检测到的变化。 在一个配置中,检测并处理实际光信号或其一部分的一个或多个峰值以产生补偿信号。
    • 2. 发明授权
    • Laser power control with automatic compensation
    • 激光功率控制带自动补偿
    • US07620329B2
    • 2009-11-17
    • US10993522
    • 2004-11-19
    • Maurice M. ReintjesDaniel DraperGilberto I. SadaKeith R Jones
    • Maurice M. ReintjesDaniel DraperGilberto I. SadaKeith R Jones
    • H04B10/00H04B10/04
    • H01S5/06832H01S5/0617H01S5/06804
    • A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator or driver. During operation, pre-stored values may continue to be utilized or an open loop or closed loop control system may be utilized. An open loop control system may incorporate a temperature module or a timer module to account for changes in environment or changes due to aging that may undesirably affect system operation. A closed loop control system may incorporate one or more feedback loops that generate a compensation value to account for detected changes. In one configuration one or more peak values of the actual optic signal, or a portion thereof, are detected and processed to generate the compensation signal.
    • 公开了一种用于光信号功率控制以维持期望或最佳光信号功率电平的方法和装置。 在启动期间,来自存储器的默认值或目标值可用于偏置或以其他方式控制光信号发生器或驱动器的操作。 在操作期间,可以继续使用预先存储的值,或者可以使用开环或闭环控制系统。 开环控制系统可以包括温度模块或定时器模块以解决由于可能不期望地影响系统操作的老化引起的环境变化或变化。 闭环控制系统可以包括产生补偿值的一个或多个反馈回路以考虑检测到的变化。 在一个配置中,检测并处理实际光信号或其一部分的一个或多个峰值以产生补偿信号。
    • 4. 发明授权
    • Laser power control with automatic power compensation
    • 具有自动功率补偿功能的激光功率控制
    • US07381935B2
    • 2008-06-03
    • US10993525
    • 2004-11-19
    • Gilberto I. SadaMaurice M. ReintjesKeith R. JonesDaniel Draper
    • Gilberto I. SadaMaurice M. ReintjesKeith R. JonesDaniel Draper
    • G01J1/32
    • H01S5/06832H01S5/0612H01S5/0617H01S5/06804
    • A method and apparatus is disclosed for optic signal power control to maintain a desired or optimum optic signal power level. During start-up, a default or target value from memory may be utilized to bias or otherwise control operation of an optic signal generator or driver. During operation, pre-stored values may continue to be utilized or an open loop or closed loop control system may be utilized. An open loop control system may incorporate a temperature module or a timer module to account for changes in environment or changes due to aging that may undesirably affect system operation. A closed loop control system may incorporate one or more feedback loops that generate a compensation value to account for detected changes. In one configuration one or more peak values of the actual optic signal, or a portion thereof, are detected and processed to generate the compensation signal.
    • 公开了一种用于光信号功率控制以维持期望或最佳光信号功率电平的方法和装置。 在启动期间,来自存储器的默认值或目标值可用于偏置或以其他方式控制光信号发生器或驱动器的操作。 在操作期间,可以继续使用预先存储的值,或者可以使用开环或闭环控制系统。 开环控制系统可以包括温度模块或定时器模块以解决由于可能不期望地影响系统操作的老化引起的环境变化或变化。 闭环控制系统可以包括产生补偿值的一个或多个反馈回路以考虑检测到的变化。 在一个配置中,检测并处理实际光信号或其一部分的一个或多个峰值以产生补偿信号。
    • 5. 发明授权
    • Module to module signaling
    • 模块到模块信令
    • US07551852B2
    • 2009-06-23
    • US11182423
    • 2005-07-15
    • Maurice M. ReintjesDaniel DraperGilberto I. Sada
    • Maurice M. ReintjesDaniel DraperGilberto I. Sada
    • H04B10/08H04B10/00H04B10/02
    • H04B10/2503
    • A method and apparatus configured to transmit module data between optic modules over a primary communication channel, such as an optic fiber configured to carry network data or outgoing data. A control center may send the module data, such as any type of DDMI data, over the optic fiber to control one or more aspects of the optic module system. The optic module may also be configured to send module data regarding any aspect of module status or operation, to a control center, via the optic fiber. Use of the primary communication channel, normally reserved for only network data, allow for module to module communication or module to control center communication without need of cumbersome two wire interface or supplement channels. Optic module data communication may occur concurrent with network data transmission. Optic module data back-up may occur via the optic channel to provide rapid re-load of important optic module data.
    • 一种被配置为通过诸如被配置为承载网络数据或输出数据的光纤的主要通信信道在光学模块之间传输模块数据的方法和装置。 控制中心可以通过光纤发送模块数据,例如任何类型的DDMI数据,以控制光模块系统的一个或多个方面。 光模块还可以被配置为经由光纤将关于模块状态或操作的任何方面的模块数据发送到控制中心。 通常仅为网络数据保留的主通信通道的使用允许模块到模块通信或模块来控制中心通信,而不需要繁琐的两线接口或补充通道。 光模块数据通信可能与网络数据传输并发。 光模块数据备份可能通过光通道进行,以便重新加载重要的光模块数据。
    • 6. 发明授权
    • Bias circuit for burst-mode/TDM systems with power save feature
    • 具有省电功能的突发模式/ TDM系统的偏置电路
    • US07853154B2
    • 2010-12-14
    • US11653110
    • 2007-01-12
    • Quazi IkramCristiano BazzaniDaniel DraperMaurice M. Reintjes
    • Quazi IkramCristiano BazzaniDaniel DraperMaurice M. Reintjes
    • H04B10/04H01S3/00
    • H04B10/564H01S5/0428
    • An optic signal transmit system and biasing method and apparatus and system is disclosed to reduce power consumption during non-transmit periods. An optic signal generator receives a bias signal and an outgoing signal. A burst/transmit enable signal enables the transmit system into transmit mode, such as during a transmit window in a time multiplexed environment such as PON networks. A bias circuit biases the driver and/or optic signal generator. To realize power savings, the bias circuit includes one or more stages which are selectively enabled to adequately bias the driver and optic signal generator during transmit windows but disabled during periods when the system is not transmitting. The bias circuit may comprise a current mirror with a reference device, a fixed device, and switched device, which is selectively included in the circuit by a bias switch. The bias switch is responsive to a burst/transmit enable signal or a signal related thereto.
    • 公开了一种光信号传输系统和偏置方法及装置和系统,以减少非发射周期内的功耗。 光信号发生器接收偏置信号和输出信号。 突发/发送使能信号使发送系统能够进入发送模式,例如在诸如PON网络的时间复用环境中的发送窗口期间。 偏置电路偏置驱动器和/或光信号发生器。 为了实现功率节省,偏置电路包括一个或多个级,其被选择性地使能够在发射窗口期间适当地偏置驱动器和光信号发生器,但在系统不发射的时段期间被禁用。 偏置电路可以包括具有参考装置的电流镜,固定装置和开关装置,其通过偏置开关选择性地包括在电路中。 偏置开关响应于突发/发送使能信号或与其相关的信号。
    • 7. 发明授权
    • Module to module signaling with jitter modulation
    • 模块到具有抖动调制的模块信令
    • US07702030B2
    • 2010-04-20
    • US10739908
    • 2003-12-17
    • Charles E. ChangKeith R. JonesMaurice M. Reintjes
    • Charles E. ChangKeith R. JonesMaurice M. Reintjes
    • H04L27/00H03D3/24
    • H04J13/004H04B1/707H04J9/00H04J15/00H04L1/205
    • A method and apparatus is disclosed for incorporating secondary data for transmission as part of or concurrently with network data. In one embodiment, the secondary data comprises communication system data for use in controlling or monitoring a communication system. In one example embodiment, the secondary data is utilized to control the transmit timing of the network data to thereby jitter modulate the secondary data into the transmission of the network data. By monitoring the timing variation, or jitter, of the received network data signal, the secondary data may be recovered. In one embodiment, the secondary data is encoded to reduce the amount of time variation, i.e., jitter, that occurs when transmitting the network data. Decoding may occur upon reception of the time adjusted network data signal. In one embodiment, the encoding comprises CDMA type encoding utilizing one or more orthogonal codes.
    • 公开了用于将用于传输的次要数据作为网络数据的一部分或与网络数据同时的方法和装置。 在一个实施例中,辅助数据包括用于控制或监视通信系统的通信系统数据。 在一个示例实施例中,辅助数据被用于控制网络数据的发送定时,从而将辅助数据抖动调制成网络数据的传输。 通过监视所接收的网络数据信号的定时变化或抖动,可以恢复辅助数据。 在一个实施例中,对次要数据进行编码以减少发送网络数据时发生的时间变化量即抖动量。 在接收到时间调整后的网络数据信号时可能发生解码。 在一个实施例中,编码包括利用一个或多个正交码的CDMA型编码。