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    • 1. 发明申请
    • Fiber optic telecommunications card with security detection
    • 具有安全检测功能的光纤电信卡
    • US20100119225A1
    • 2010-05-13
    • US12590185
    • 2009-11-04
    • Peter Snawerdt
    • Peter Snawerdt
    • H04B10/12H04B17/00H04B10/00
    • H04B10/071H04B10/0705H04B10/07955H04B10/85
    • A transceiver card for a telecommunications box for transmitting data over a first optical fiber and receiving data over a second optical fiber. The card has transmitter for transmitting data over the first optical fiber, the transmitter having a laser and a modulator, a fiber output optically connected to the laser for connecting the first optical fiber to the card, a fiber input for connecting the second optical fiber to the card, a receiver optically connected to the fiber input for receiving data from the second optical fiber, and an OTDR optically connected between the transmitter and the fiber output or between the receiver and the fiber input. An energy level detector is also provided between the receiver and the fiber input.
    • 一种用于通过第一光纤传输数据并通过第二光纤接收数据的电信盒的收发器卡。 该卡具有用于通过第一光纤传输数据的发射器,具有激光和调制器的发射器,光学连接到激光器的光纤输出,用于将第一光纤连接到卡,光纤输入端,用于将第二光纤连接到 所述卡,光学连接到所述光纤输入端的用于从所述第二光纤接收数据的接收器,以及光发射器与所述光纤输出之间或所述接收器与所述光纤输入端之间的OTDR。 在接收机和光纤输入之间还提供能量检测器。
    • 2. 发明申请
    • Device and method for provisioning or monitoring cable services
    • 用于提供或监控有线服务的设备和方法
    • US20070249203A1
    • 2007-10-25
    • US11725766
    • 2007-03-20
    • Peter Snawerdt
    • Peter Snawerdt
    • H01R29/00
    • H01R29/00H01R13/6683H01R13/6691H01R25/003H04L12/2801H04L41/0654H04L41/0806H04L41/0826H04L41/5054H04L43/00H04L43/0811H04N7/104H04N7/17309H04N21/6118
    • A device for controlling cable signals between a network cable and drop cables to customers includes an input for receiving cable signals; a first output connector for sending the cable signals to a first customer; a second output connector for sending the cable signals to a second customer; electronics selectively connecting the input to the first output connector so as to permit or deny a provision of the cable signals to the first customer, and selectively connecting the input connector to the second output connector to permit or deny provision of the cable signals to the second customer; and a cable modem, the cable modem capable of receiving instructions via the input and sending the instructions to the microprocessor and sending information via the input. A device for connecting between a cable tap and drop cables is also provided, as are various methods and cable systems.
    • 一种用于控制网络电缆和到客户的分接电缆之间的电缆信号的装置包括用于接收电缆信号的输入端; 用于将电缆信号发送到第一客户的第一输出连接器; 用于将电缆信号发送到第二客户的第二输出连接器; 电子器件选择性地将输入连接到第一输出连接器,以便允许或拒绝向第一客户提供电缆信号,并且选择性地将输入连接器连接到第二输出连接器以允许或拒绝将电缆信号提供给第二个 顾客; 和电缆调制解调器,电缆调制解调器能够通过输入接收指令,并将指令发送到微处理器并通过输入发送信息。 还提供了用于连接电缆分接头和分接电缆的装置,以及各种方法和电缆系统。
    • 4. 发明申请
    • Method and device for enhanced metal and amine removal from crude oil with controlled electrostatic coalescence
    • 从控制静电聚结的原油中去除金属和胺的方法和装置
    • US20110089082A1
    • 2011-04-21
    • US12587973
    • 2009-10-15
    • Peter Snawerdt
    • Peter Snawerdt
    • C07C7/10C10G17/04
    • C10G33/02C10G29/22C10G31/08
    • A method for removing metals, amines, and other impurities from crude oil in a desalting process that includes the steps of adding a wash water to the crude oil; adding the wash water to the crude oil to create an emulsion; adding to the wash water or the emulsion at least one water-soluble hydroxyacid; selecting the hydroxyacid additive from the group consisting of glycolic acid, gluconic acid, C.sub.2-C.sub.4 alpha-hydroxy acids, malic acid, lactic acid, poly-hydroxy carboxylic acids, thioglycolic acid, chloroacetic acid, polymeric forms of the above hydroxyacids, poly-glycolic esters, glycolate ethers, and ammonium salt and alkali metal salts of these hydroxyacids, and mixtures thereof; resolving the emulsion containing the crude oil, wash water, and hydroxyacid additive into a hydrocarbon phase and an aqueous phase using electrostatic coalescence, the undesired impurities being transferred to the aqueous phase; measuring the characteristics of one or more of the resulting crude oil output, effluent waste, and/or other intermediate points; and altering one or more characteristics of the desalting operation as a function of the measurements. Various oil desalting configurations are also provided.
    • 一种在脱盐方法中从原油中除去金属,胺和其它杂质的方法,其包括向原油中加入洗涤水的步骤; 将洗涤水加入到原油中以产生乳液; 向洗涤水或乳液中加入至少一种水溶性羟基酸; 选自羟基酸添加剂,由乙醇酸,葡萄糖酸,C 2 -C 4α-羟基酸,苹果酸,乳酸,聚羟基羧酸,巯基乙酸,氯乙酸,聚合物 上述羟基酸的形式,聚乙醇酸酯,乙醇酸醚,以及这些羟基酸的铵盐和碱金属盐,及其混合物; 使用静电聚结将含有原油,洗涤水和羟基酸添加剂的乳液分解成烃相和水相,将不需要的杂质转移到水相中; 测量所产生的一种或多种原油输出,废水和/或其他中间点的特性; 以及根据测量改变脱盐操作的一个或多个特性。 还提供各种除油配置。
    • 5. 发明申请
    • Device and method for provisioning or monitoring cable services
    • 用于提供或监控有线服务的设备和方法
    • US20100205629A1
    • 2010-08-12
    • US12799200
    • 2010-04-20
    • Peter Snawerdt
    • Peter Snawerdt
    • H04N7/16
    • H01R29/00H01R13/6683H01R13/6691H01R25/003H04L12/2801H04L41/0654H04L41/0806H04L41/0826H04L41/5054H04L43/00H04L43/0811H04N7/104H04N7/17309H04N21/6118
    • A device for controlling cable signals between a network cable and drop cables to customers includes an input for receiving cable signals; a first output connector for sending the cable signals to a first customer; a second output connector for sending the cable signals to a second customer; electronics selectively connecting the input to the first output connector so as to permit or deny a provision of the cable signals to the first customer, and selectively connecting the input connector to the second output connector to permit or deny provision of the cable signals to the second customer; and a cable modem, the cable modem capable of receiving instructions via the input and sending the instructions to the microprocessor and sending information via the input. A device for connecting between a cable tap and drop cables is also provided, as are various methods and cable systems.
    • 一种用于控制网络电缆和到客户的分接电缆之间的电缆信号的装置包括用于接收电缆信号的输入端; 用于将电缆信号发送到第一客户的第一输出连接器; 用于将电缆信号发送到第二客户的第二输出连接器; 电子器件选择性地将输入连接到第一输出连接器,以便允许或拒绝向第一客户提供电缆信号,并且选择性地将输入连接器连接到第二输出连接器以允许或拒绝将电缆信号提供给第二个 顾客; 和电缆调制解调器,电缆调制解调器能够通过输入接收指令,并将指令发送到微处理器并通过输入发送信息。 还提供了用于连接电缆分接头和分接电缆的装置,以及各种方法和电缆系统。
    • 7. 发明申请
    • Method and device for electrostatic desalter optimization for enhanced metal and amine removal from crude oil
    • 用于静电脱盐器优化的方法和装置,用于从原油中去除金属和胺
    • US20110120913A1
    • 2011-05-26
    • US12592400
    • 2009-11-24
    • Peter Snawerdt
    • Peter Snawerdt
    • C10G17/04C10C3/08
    • C10G17/04C10G32/02C10G33/02
    • A method for removing calcium, iron, other metals, and amines from crude oil in a refinery desalting process includes the steps of: running a plurality of tests to determine at least one statistically significant processing characteristic of the refinery desalting process; adding a wash water to the crude oil; adding the wash water to the crude oil to create an emulsion; adding to the wash water, the crude oil or the emulsion an acid additive consisting of at least one of the following: oxalic acid, citric acid, water-soluble hydroxyacid selected from the group consisting of glycolic acid, gluconic acid, C.sub.2-C.sub.4 alpha-hydroxy acids, malic acid, lactic acid, poly-hydroxy carboxylic acids, thioglycolic acid, chloroacetic acid, polymeric forms of the above hydroxyacids, poly-glycolic esters, glycolate ethers, and ammonium salt and alkali metal salts of these hydroxyacids, and mixtures thereof; resolving the emulsion containing the acid additive into a hydrocarbon phase and an aqueous phase; and adjusting a control setting of the processing characteristic as a function of the tests.
    • 在精炼厂脱盐方法中从原油中除去钙,铁,其他金属和胺的方法包括以下步骤:运行多个测试以确定炼油厂脱盐过​​程的至少一个统计学显着的加工特性; 向原油中加入洗涤水; 将洗涤水加入到原油中以产生乳液; 向洗涤水,原油或乳液中加入由以下至少一种组成的酸性添加剂:草酸,柠檬酸,水溶性羟基酸,其选自乙醇酸,葡萄糖酸,C.sub。 2-羟基乙酸,苹果酸,乳酸,聚羟基羧酸,巯基乙酸,氯乙酸,上述羟基酸的聚合形式,聚乙醇酸酯,乙醇酸醚和铵盐和碱 这些羟基酸的金属盐及其混合物; 将含有酸添加剂的乳液分解成烃相和水相; 并且根据测试调整处理特性的控制设置。
    • 8. 发明申请
    • Wave-division multiplexing telecommunications system and method
    • 波分复用电信系统及方法
    • US20090123164A1
    • 2009-05-14
    • US12287662
    • 2008-10-10
    • Peter Snawerdt
    • Peter Snawerdt
    • H04B10/12
    • H04J14/02H04B10/505H04B10/506H04B10/548
    • A fiber optic data transmission system includes an optical fiber and a data transmitter having a first laser having a first wavelength, a first phase modulator for phase modulating light from the first laser as a function of a first data input stream so as to create a first phase-modulated output data stream, a second laser having a second wavelength different from the first wavelength, and a second phase modulator for phase modulating light from the second laser as a function of a second data input stream so as to create a second phase-modulated output data stream. The transmitter also includes a combiner combining the first and second output data streams into a phase-modulated optical signal for transmission over the optical fiber.
    • 光纤数据传输系统包括光纤和具有第一波长的第一激光器的数据发射器,第一相位调制器,用于将来自第一激光器的光相位调制为第一数据输入流的函数,以便产生第一波长 相位调制输出数据流,具有不同于第一波长的第二波长的第二激光器,以及用于相互调制来自第二激光器的光的第二相位调制器,作为第二数据输入流的函数,以便产生第二相位调制器, 调制输出数据流。 发射机还包括将第一和第二输出数据流组合成相位调制光信号以在光纤上传输的组合器。
    • 10. 发明授权
    • Phase-modulated fiber optic telecommunications system
    • 相位调制光纤通信系统
    • US06476952B1
    • 2002-11-05
    • US09994248
    • 2001-11-26
    • Peter Snawerdt
    • Peter Snawerdt
    • H04B1012
    • H04B10/85H04B10/548
    • A fiber optic data transmission system includes a transmitter having a laser emitting a continuous wave light, the transmitter including a phase modulator phase modulating the continuous wave light and a control circuit controlling the phase modulator as a function of an electronic input data stream having a time delay, so as to create a phase-modulated optical signal. An optical fiber transmits the phase-modulated optical signal. A receiver includes an interferometer for receiving the phase-modulated optical signal, the interferometer having a first arm and a second arm, the second arm being longer than the first arm, the interferometer having an interferometric delay corresponding to the time delay and a phase difference imparted by the first and second arms, the control circuit imparting a phase to represent a binary zero or one as a function of the phase difference.
    • 光纤数据传输系统包括具有发射连续波光的激光器的发射器,该发射器包括调制连续波光的相位调制器相位和控制相位调制器作为具有时间的电子输入数据流的函数的控制电路 延迟,以便产生相位调制的光信号。 光纤传输相位调制光信号。 接收机包括用于接收相位调制光信号的干涉仪,所述干涉仪具有第一臂和第二臂,所述第二臂比所述第一臂长,所述干涉仪具有对应于所述时间延迟的干涉延迟和相位差 由第一和第二臂施加,控制电路根据相位差赋予相位以表示二进制零或一。