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    • 21. 发明授权
    • Electro-optic system controller and method of operation
    • 电光系统控制器及操作方法
    • US06629638B1
    • 2003-10-07
    • US09724692
    • 2000-11-28
    • Jorge Sanchez
    • Jorge Sanchez
    • G06K710
    • H04B10/66G01R1/071G01R31/002H01S5/06804H01S5/06825
    • The present invention provides an apparatus and methods to control and initialize an Electro-Optical System. The apparatus consists of a controller that includes all of the necessary electronics needed to drive the laser, monitor its operation with the use of measurement circuits, maintain the laser parameters operating within acceptable limits over temperature and device variations and also control operation of related circuits such as signal amplifiers and Host Computer Interface. The methods consist of an automated factory calibration process that allows the laser to meet strict requirements for precision and reliability. The methods also consist of a process for continuously monitoring and adjusting the laser for changes due to temperature or aging by measuring monitored laser performance variables, utilizing the appropriate models and adjustment techniques and finally performing the adjustments while the laser is in use, that is, without the need to disconnect the laser from the system.
    • 本发明提供一种控制和初始化电光系统的装置和方法。 该装置包括控制器,其包括驱动激光器所需的所有必需的电子装置,使用测量电路来监测其操作,保持激光器参数在可接受的温度和装置变化范围内操作,并且还控制相关电路的操作 作为信号放大器和主机接口。 该方法由自动化的工厂校准过程组成,允许激光器满足严格的精度和可靠性要求。 该方法还包括一个过程,用于通过测量监测的激光器性能变量来连续监测和调整激光器由于温度或老化引起的变化,利用适当的模型和调整技术,并且最后在激光器使用时进行调整, 而不需要从系统断开激光。
    • 22. 发明授权
    • Method and apparatus for digital signal processing enhanced laser performance compensation
    • 用于数字信号处理的方法和装置增强了激光性能补偿
    • US07738796B2
    • 2010-06-15
    • US10561546
    • 2005-04-21
    • Jorge Sanchez
    • Jorge Sanchez
    • H04B10/04
    • H01S5/06832H01S5/0021H04B10/0779H04B10/504H04B10/564
    • Methods for controlling lasers or other light emitting devices to compensate for performance degradations due to temperature changes and aging without disrupting the transmission of information are presented. Disclosed embodiments describe various methods of applying mathematical models and digital signal processing algorithms to continuously calculate and execute precise output power adjustments. A synthesized test signal is injected into the normal data stream is applied to the laser system. The magnitude of the test signal is sufficiently small that it is buried in system noise and will not alter the noise margin of the signal or the transmitted data. Micro-detection, recovery and digital signal processing of the embedded test signal produces precisely monitored output power and modulation amplitude measurements used to accurately adjust performance characteristics regardless of temperature or age.
    • 提出了用于控制激光器或其他发光器件以补偿由于温度变化和老化而导致的性能劣化而不中断信息传输的方法。 公开的实施例描述了应用数学模型和数字信号处理算法来连续计算和执行精确输出功率调整的各种方法。 将合成的测试信号注入到正常数据流中以应用于激光系统。 测试信号的幅度足够小,使其被埋在系统噪声中,并且不会改变信号或发射数据的噪声容限。 嵌入式测试信号的微检测,恢复和数字信号处理产生精确监控的输出功率和调制幅度测量,用于精确调整性能特征,而不管温度或年龄。
    • 23. 发明申请
    • APPARATUS AND METHOD FOR MEASUREMENT OF DYNAMIC LASER SIGNALS
    • 用于测量动态激光信号的装置和方法
    • US20090225803A1
    • 2009-09-10
    • US12364482
    • 2009-02-02
    • Jorge Sanchez
    • Jorge Sanchez
    • H01S3/00
    • H04B10/564H01S5/042H01S5/06808H01S5/06812H01S5/06825H01S5/06832H01S5/06835H04B10/077H04B10/07955H04B10/504
    • A system contains a laser output measurement circuit used in a laser control system (210). The circuits contain a photodiode (109), sample and hold amplifier (202), IC with synchronizer and delay circuits (206), and an analog to digital converter (204). The circuits measure the laser light output (107) while the laser Module (106) transmits signals. The measurement circuit tracks and stores the laser light output (107) signal using a Photodiode Sensor (109) and with a Sample/hold (202). The methods calculate the value of the laser light output (107) from mathematical relationships, which correlate the light output (107) of the laser Module (106) to the current value of the drive signal (100). Some of the distinguishing features in the present invention are 1) feedback information from the photodiode is obtained in a synchronous manner as a snapshot of the laser performance, and 2) the measurements are precise and calibrated, and 3) no disruption of the signal transmission occurs.
    • 一种系统包含用于激光控制系统(210)中的激光输出测量电路。 电路包含光电二极管(109),采样和保持放大器(202),具有同步器和延迟电路(206)的IC以及模 - 数转换器(204)。 当激光模块(106)发射信号时,这些电路测量激光输出(107)。 测量电路使用光电二极管传感器(109)和采样/保持(202)来跟踪并存储激光输出(107)信号。 该方法根据将激光模块(106)的光输出(107)与驱动信号(100)的当前值相关联的数学关系计算出激光输出值(107)。 本发明的一些区别特征是1)作为激光性能的快照以同步方式获得来自光电二极管的反馈信息,以及2)测量精确和校准,以及3)信号传输不中断 发生。
    • 24. 发明申请
    • METHOD AND FIRMWARE FOR GENERTING A DIGITAL DIMMING WAVEFORM FOR AN INVERTER
    • 用于生成用于逆变器的数字调制波形的方法和固件
    • US20080315794A1
    • 2008-12-25
    • US12042720
    • 2008-03-05
    • Jorge Sanchez
    • Jorge Sanchez
    • H05B41/36
    • H05B41/3927
    • A method and firmware for method of generating a digital dimming waveform for an inverter includes steps of receiving programmable parameters as input to firmware in an inverter voltage microcontroller including a soft start duration, a restrike voltage, a restrike duration, a recovery duration, a sustaining voltage, a dimming duty cycle, and an inverter frequency; and generating by firmware in the inverter voltage microcontroller a first portion of a pulse-width modulated digital switch control signal having a frequency equal to the inverter frequency and a duty cycle that varies from a first value to a second value during a time interval equal to the soft start duration.
    • 用于产生用于逆变器的数字调光波形的方法的方法和固件包括以下步骤:接收可编程参数作为逆变器电压微控制器中的固件的输入,所述逆变器电压微控制器包括软启动持续时间,再起搏电压,复位持续时间,恢复持续时间,维持 电压,调光占空比和逆变器频率; 并且通过固件在逆变器电压微控制器中产生具有等于逆变器频率的频率的脉冲宽度调制的数字开关控制信号的第一部分和在等于第一值的时间间隔期间从第一值变化到第二值的占空比 软启动持续时间。
    • 26. 发明申请
    • Method and apparatus for digital signal processing enhanced laser performance compensation
    • 用于数字信号处理的方法和装置增强了激光性能补偿
    • US20060159142A1
    • 2006-07-20
    • US10561546
    • 2005-04-21
    • Jorge Sanchez
    • Jorge Sanchez
    • H01S3/00
    • H01S5/06832H01S5/0021H04B10/0779H04B10/504H04B10/564
    • Methods for controlling lasers or other light emitting devices to compensate for performance degradations due to temperature changes and aging without disrupting the transmission of information are presented. Disclosed embodiments describe various methods of applying mathematical models and digital signal processing algorithms to continuously calculate and execute precise output power adjustments. A synthesized test signal is injected into the normal data stream is applied to the laser system. The magnitude of the test signal is sufficiently small that it is buried in system noise and will not alter the noise margin of the signal or the transmitted data. Micro-detection, recovery and digital signal processing of the embedded test signal produces precisely monitored output power and modulation amplitude measurements used to accurately adjust performance characteristics regardless of temperature or age.
    • 提出了用于控制激光器或其他发光器件以补偿由于温度变化和老化而导致的性能劣化而不中断信息传输的方法。 公开的实施例描述了应用数学模型和数字信号处理算法来连续计算和执行精确输出功率调整的各种方法。 将合成的测试信号注入到正常数据流中以应用于激光系统。 测试信号的幅度足够小,使其被埋在系统噪声中,并且不会改变信号或发射数据的噪声容限。 嵌入式测试信号的微检测,恢复和数字信号处理产生精确监控的输出功率和调制幅度测量,用于精确调整性能特征,而不管温度或年龄。
    • 27. 发明申请
    • Method for configuring a laser operating system
    • 激光操作系统的配置方法
    • US20050226291A1
    • 2005-10-13
    • US10512931
    • 2003-01-13
    • Jorge Sanchez
    • Jorge Sanchez
    • B23K26/06H01S3/13H01S5/06H01S5/068H04B10/152
    • H04B10/695B23K26/064H01S5/06H01S5/0617H04B10/40
    • The present invention provides for a method for configuring a laser operating system. More specifically, the system utilizes a graphical user interface (GUI) to allow an operator to interact with an embedded controller and set parameters for an optical communications transceiver. The system adjusts parameters such as laser bias and modulation currents, wavelength, qualification tests, and file management. In other words, the GUI manages configurations of a transceiver operating system. The system provides for an efficient method to design a laser transceiver and to perform and manage qualification tests. The embedded controller may contain a real time operating system that controls multiple functions in the transceiver and an optical channel. The GUI interacts with an operating system to download embedded firmware into an embedded micro controller unit (MCU) Downloading of firmware allows for multiple special programs from different sources to be integrated.
    • 本发明提供一种用于配置激光操作系统的方法。 更具体地,系统利用图形用户界面(GUI)来允许操作者与嵌入式控制器交互并设置用于光通信收发器的参数。 系统调整参数,如激光偏置和调制电流,波长,鉴定测试和文件管理。 换句话说,GUI管理收发器操作系统的配置。 该系统提供了一种设计激光收发器并执行和管理资格测试的有效方法。 嵌入式控制器可以包含控制收发器和光通道中的多个功能的实时操作系统。 GUI与操作系统交互以将嵌入式固件下载到嵌入式微控制器单元(MCU)中固件的下载允许集成来自不同来源的多个特殊程序。
    • 28. 发明授权
    • Electro-optic interface system and method of operation
    • 电光接口系统及操作方法
    • US06446867B1
    • 2002-09-10
    • US09472709
    • 1999-12-24
    • Jorge Sanchez
    • Jorge Sanchez
    • G06K710
    • G01R31/002G01R1/071G06K19/077H04B10/2503
    • An electro-optic interface system configured to communicate, via an optical channel, an electronic signal between a fist and second electronic system includes a first electro-optic transceiver, an optical channel and a second electro-optic transceiver. The first electro-optic transceiver includes a signal port coupled to the first electronic system and an output coupled to the optical channel and includes a first transceiver emulator circuit, and a first transceiver laser. The first transceiver emulator circuit is configured to receive an electronic signal comprising parallel data from the fast electronic system and, in response, produces the serialized data. The first transceiver laser produces a first modulated output signal corresponding to the electronic signal communicated from the first electronic system. The second electro-optic transceiver includes a first port coupled to the optical channel and a second port coupled to the second electronic system. The second transceiver includes a second transceiver photodetector, and a second transceiver emulator circuit.
    • 经配置以经由光通道在第一和第二电子系统之间通信电子信号的电光接口系统包括第一电光收发器,光通道和第二电光收发器。 第一电光收发器包括耦合到第一电子系统的信号端口和耦合到光信道的输出,并且包括第一收发器仿真器电路和第一收发器激光器。 第一收发器仿真器电路被配置为从快速电子系统接收包括并行数据的电子信号,并且作为响应,产生串行数据。 第一收发器激光器产生对应于从第一电子系统传送的电子信号的第一调制输出信号。 第二电光收发器包括耦合到光通道的第一端口和耦合到第二电子系统的第二端口。 第二收发器包括第二收发器光电检测器和第二收发器仿真器电路。
    • 29. 发明授权
    • Isolation instrument for electrical testing
    • 电气测试隔离仪
    • US6028423A
    • 2000-02-22
    • US988865
    • 1997-12-11
    • Jorge Sanchez
    • Jorge Sanchez
    • G01R1/07G01R31/00G01R31/302
    • G01R31/002G01R1/071
    • The present invention provides an electro-optical isolation system for coupling an electronic measuring device to a device under test for making accurate measurements of signals within a wide frequency range while the device under test is being subject to high power electrical disturbances. The invention provides an increased rejection of high common mode signals and reduction of undesired self-capacitance by implementing a shielded handheld transmitter unit having an integrated measurement probe. The transmitter unit converts the sensed signal to an optical signal which is transmitted through an optical medium to a receiver unit. Under control of a microprocessor, the level of the output signal from the transmitter unit is modulated by the signal received from the sensing probe. The microprocessor within the transmitter unit automatically controls the level of optical signal emitted by the optical converter, and further calibrates a driver circuit to maintain measurement accuracy. The modulated optical signal emitted by the electro-optical converter is communicated to the receiver unit by an optical fiber medium.
    • 本发明提供了一种电光隔离系统,用于将电子测量装置耦合到被测器件,以便在被测器件遭受高功率电扰动的情况下,在宽频率范围内对信号进行精确测量。 本发明通过实现具有集成测量探针的屏蔽手持式发射器单元来提供对高共模信号的增加的抑制和减少不期望的自身电容。 发射机单元将感测到的信号转换成通过光学介质传输到接收机单元的光信号。 在微处理器的控制下,来自发射机单元的输出信号的电平由从感测探头接收的信号调制。 发射机单元内的微处理器自动控制由光转换器发出的光信号的电平,并进一步校准驱动电路以保持测量精度。 由电光转换器发射的调制光信号通过光纤介质传送到接收器单元。