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    • 2. 发明申请
    • Apparatus and method of processing rescue request signal
    • 处理救援请求信号的装置及方法
    • US20110026452A1
    • 2011-02-03
    • US12588943
    • 2009-11-03
    • Yong-Hoon KangSang-Jun KimPil--Kyu Jin
    • Yong-Hoon KangSang-Jun KimPil--Kyu Jin
    • H04B7/14H04B17/02H04W24/00
    • H04W4/22H04B7/155H04W4/90H04W64/00H04W76/50
    • Provided is a rescue request signal processing device connected with a repeater and including a signal detector configured to detect identification information of a wireless communication terminal from an uplink signal outputted from the wireless communication terminal; a signal strength information generator configured to generate strength information of the uplink signal of the wireless communication terminal when the detected identification information of the wireless communication terminal is identical with identification information of a wireless communication terminal included in a request signal for location information transmitted from a location information requesting device; and a transmitter configured to transmit the strength information of the uplink signal and at least one of location information and identification information of the repeater to a location information server.
    • 提供了一种与中继器连接的救援请求信号处理装置,包括:信号检测器,被配置为从无线通信终端输出的上行链路信号检测无线通信终端的识别信息; 信号强度信息生成器,被配置为当所检测的无线通信终端的识别信息与从包含在从无线通信终端发送的位置信息的请求信号中包括的无线通信终端的识别信息相同时,生成无线通信终端的上行链路信号的强度信息 位置信息请求装置; 以及发射机,被配置为将上行链路信号的强度信息和中继器的位置信息和识别信息中的至少一个发送到位置信息服务器。
    • 4. 发明授权
    • Arrayed waveguide grating module and device and method for monitoring optical signal using the same
    • 阵列波导光栅模块及其用于监测光信号的装置和方法
    • US06701042B1
    • 2004-03-02
    • US09482533
    • 2000-01-14
    • Yong-Hoon KangJeong-Mee Kim
    • Yong-Hoon KangJeong-Mee Kim
    • G02B634
    • G02B6/12019H04J14/02
    • An arrayed waveguide grating (AWG) module monitors the quality of a wavelength division multiplexed (WDM) multi-channel optical signal without using a special measurer in a wavelength division multiplexing (WDM) system, and a device monitors a WDM optical signal using the AWG module. The AWG module includes an input waveguide, a first star coupler, an AWG unit, a second star coupler, and an optical power measurer. The input waveguide receives the WDM optical signal via an optical signal transmission medium. The first star coupler splits the power of the received WDM optical signal and transmits split optical signals to waveguides of the AWG unit. The AWG unit processes the split optical signals so that they have phase differences which are proportional to the difference between the lengths of the waveguides included in the AWG unit. The second star coupler focuses the optical signals received from the AWG unit at different locations by causing mutual interference between the received optical signals. The optical power measurer is directly connected to the second star coupler, and generates electrical signals depending on power values of the optical signals focused by the second star coupler. As a result, the characteristics of the optical signals of different channels constituting a WDM optical signal can be measured without a special measurer, and the spectrum of an optical signal with respect to the overall wavelength band can also be obtained. Also, the AWG module has a structure which is suitable for mass production.
    • 阵列波导光栅(AWG)模块监视波分多路复用(WDM)多通道光信号的质量,而不在波分复用(WDM)系统中使用特殊测量器,并且器件使用AWG监视WDM光信号 模块。 AWG模块包括输入波导,第一星形耦合器,AWG单元,第二星形耦合器和光功率测量器。 输入波导通过光信号传输介质接收WDM光信号。 第一颗星耦合器分离接收到的WDM光信号的功率,并将分离的光信号发送到AWG单元的波导。 AWG单元处理分离的光信号,使得它们具有与包括在AWG单元中的波导的长度之间的差成比例的相位差。 第二颗星耦合器通过引起接收到的光信号之间的相互干扰,将来自AWG单元的光信号聚焦在不同位置。 光功率测量器直接连接到第二星形耦合器,并根据由第二星形耦合器聚焦的光信号的功率值产生电信号。 结果,可以在没有特殊测量器的情况下测量构成WDM光信号的不同通道的光信号的特性,并且还可以获得关于总波长带的光信号的光谱。 此外,AWG模块具有适合于批量生产的结构。
    • 5. 发明申请
    • Flash memory device and reading method thereof
    • 闪存装置及其读取方法
    • US20090168511A1
    • 2009-07-02
    • US12314651
    • 2008-12-15
    • Yong-Hoon Kang
    • Yong-Hoon Kang
    • G11C16/06G11C7/00
    • G11C16/30G11C16/0483G11C16/26
    • Disclosed is a flash memory device including a memory cell array having memory cells arranged at intersections of word lines and bit lines, such that one bit line is associated with a plurality of memory cells connected in series, a voltage generator configured to generate at least a first selection voltage, a row selection circuit configured to drive the non-selected word lines based on at least the first non-selected voltage, and a control logic circuit configured to control the voltage generator and the row selection circuit, such that the voltage generator generates at least the first non-selection voltage based on a location of a selected memory cell in the plurality of memory cells.
    • 公开了一种闪速存储器件,其包括具有布置在字线和位线的交点处的存储器单元的存储单元阵列,使得一个位线与串联连接的多个存储单元相关联,电压发生器被配置为产生至少一个 第一选择电压,行选择电路,被配置为至少基于第一非选择电压驱动未选择的字线;以及控制逻辑电路,被配置为控制电压发生器和行选择电路,使得电压发生器 基于多个存储单元中所选存储单元的位置,至少产生第一非选择电压。
    • 6. 发明授权
    • Apparatus and method for monitoring optical signal
    • 用于监测光信号的装置和方法
    • US06347169B1
    • 2002-02-12
    • US09482541
    • 2000-01-14
    • Yong-Hoon KangByung-Jik Kim
    • Yong-Hoon KangByung-Jik Kim
    • G02B628
    • H04B10/077H04B10/07955H04J14/02
    • An apparatus and method of monitoring multiple channel signals of a wavelength division multiplexing (WDM) signal in a WDM system. The optical signal monitoring apparatus includes: an optical demultiplexer having 2N+2 output ports, for receiving and demultiplexing by wavelength a wavelength division multiplexing (WDM) signal with N wavelengths, and outputting two output port signals for each channel via the 2N output ports and outputting two adjacent signals via the +2 output ports needed to measure the optical signal noise ratio outside the frequency range of the WDM signal; a signal conversion unit for receiving the output port signals from the optical demultiplexer and converting the received optical output port signals into digital signals; and a signal processing unit for receiving the digital signals and calculating the wavelength and optical power for each channel using the loss characteristics of the two output port signals of each channel. Therefore, the information about the multiple channel signals, such as the optical power, the wavelength and the optical signal to noise ratio (OSNR), can be simultaneously and accurately obtained by using the optical signal monitoring apparatus constructed as a small module.
    • 一种在WDM系统中监视波分复用(WDM)信号的多信道信号的装置和方法。 光信号监视装置包括:具有2N + 2个输出端口的光解复用器,用于通过波长接收和解复用具有N个波长的波分复用(WDM)信号,并且经由2N个输出端口为每个信道输出两个输出端口信号,以及 通过+2个输出端口输出两个相邻信号,以测量WDM信号频率范围之外的光信号噪声比; 信号转换单元,用于从光解复用器接收输出端口信号并将接收到的光输出端口信号转换成数字信号; 以及信号处理单元,用于接收数字信号,并且使用每个通道的两个输出端口信号的损耗特性来计算每个通道的波长和光功率。 因此,通过使用构成小模块的光信号监视装置,可以同时且准确地获得关于多路信号的信息,如光功率,波长和光信噪比(OSNR)。
    • 7. 发明授权
    • Apparatus and method of processing rescue request signal
    • 处理救援请求信号的装置及方法
    • US08923798B2
    • 2014-12-30
    • US12588943
    • 2009-11-03
    • Yong-Hoon KangSang-Jun KimPil-Kyu Jin
    • Yong-Hoon KangSang-Jun KimPil-Kyu Jin
    • H04M11/04H04B3/36H04B1/60H04W4/22H04B7/155H04W76/00H04B7/14H04B17/02H04B7/15H04B7/185H04W64/00
    • H04W4/22H04B7/155H04W4/90H04W64/00H04W76/50
    • Provided is a rescue request signal processing device connected with a repeater and including a signal detector configured to detect identification information of a wireless communication terminal from an uplink signal outputted from the wireless communication terminal; a signal strength information generator configured to generate strength information of the uplink signal of the wireless communication terminal when the detected identification information of the wireless communication terminal is identical with identification information of a wireless communication terminal included in a request signal for location information transmitted from a location information requesting device; and a transmitter configured to transmit the strength information of the uplink signal and at least one of location information and identification information of the repeater to a location information server.
    • 提供了一种与中继器连接的救援请求信号处理装置,包括:信号检测器,被配置为从无线通信终端输出的上行链路信号检测无线通信终端的识别信息; 信号强度信息生成器,被配置为当所检测的无线通信终端的识别信息与从包含在从无线通信终端发送的位置信息的请求信号中包括的无线通信终端的识别信息相同时,生成无线通信终端的上行链路信号的强度信息 位置信息请求装置; 以及发射机,被配置为将上行链路信号的强度信息和中继器的位置信息和识别信息中的至少一个发送到位置信息服务器。
    • 8. 发明授权
    • Wavelength stabilizer in WDM optical transmission system
    • WDM光传输系统中的波长稳定器
    • US06567198B1
    • 2003-05-20
    • US09426928
    • 1999-10-22
    • Yong-Hoon Kang
    • Yong-Hoon Kang
    • H04J1402
    • H04B10/506H04B10/572
    • There is provided a wavelength stabilizer for stabilizing the wavelength of an optical signal oscillated from a laser diode (LD) in each of a plurality of channel transmitters in a WDM (Wavelength Division Multiplex) optical transmission system. In the wavelength stabilizer, a temperature controlling circuit in each channel transmitter senses an LD operating temperature and maintains the LD at a reference temperature, a wavelength division multiplexer multiplexes the optical signals generated from the plurality of channel transmitters, a wavelength monitor is connected to the wavelength division multiplexer by an optical transmission line, monitors the wavelength deviation of an optical signal for each channel in the multiplexed signal, and outputs the wavelength deviation information, and a controller determines the wavelength deviation of each channel from the wavelength deviation information and updates the reference temperature of the temperature controlling circuit of each channel transmitter based on the deviation information.
    • 提供了一种波长稳定器,用于稳定来自WDM(波分复用)​​光传输系统中的多个信道发射机中的每一个中的激光二极管(LD)振荡的光信号的波长。 在波长稳定器中,每个通道发射器中的温度控制电路感测LD工作温度并将LD维持在参考温度,波分复用器复用从多个信道发射机产生的光信号,波长监视器连接到 通过光传输线路波分多路复用器,监视多路复用信号中每个信道的光信号的波长偏差,并输出波长偏差信息,并且控制器确定每个信道的波长偏差与波长偏差信息,并更新 基于偏差信息的每个通道发射机的温度控制电路的参考温度。
    • 9. 发明授权
    • Optical SNR measurer in WDM optical transmitting device
    • WDM光传输设备中的光信噪比测量器
    • US06268943B1
    • 2001-07-31
    • US09342048
    • 1999-06-28
    • Yong-Hoon Kang
    • Yong-Hoon Kang
    • H04B1008
    • H04B10/077H04B10/07955H04J14/02
    • An optical SNR (Signal-to-Noise Ratio) measurer in a wavelength division multiplexing optical transmitting device. In the optical SNR measurer, a wavelength division demultiplexer demultiplexes an optic signal wavelength-division-multiplexed from a plurality of signal channels into optical signals of the signal channels and an optical signal of a noise channel in the vicinity of the signal channels and a different wavelength, an optical tap separates a predetermined percentage of an optical signal of signal channel adjacent to the noise channel among the separated signal channels, a first optical detector detects the optical signal separated by the optical tap and converts the detected optical sign to an electrical signal, a second optical detector detects the optical signal of the noise channel an converting the detected optical signal to an electrical signal, and an operating unit obtains an optical SNR by calculating a ratio of the strength of the electrical signal received from the first optical detector to that of the electrical signal received from the second optical detector.
    • 波分复用光发射装置中的光信噪比(Signal-to-Noise Ratio)测量器。 在光学SNR测量器中,波分解复用器将从多个信号通道波分复用的光信号解复用为信号通道的光信号和信号通道附近的噪声通道的光信号, 波长,光抽头在分离的信号通道之间分离与噪声通道相邻的信号通道的光信号的预定百分比,第一光检测器检测由光抽头分离的光信号,并将检测到的光符号转换为电信号 第二光检测器检测噪声通道的光信号,将检测到的光信号转换为电信号,并且操作单元通过计算从第一光检测器接收的电信号的强度与第 从第二光学检测器接收的电信号。
    • 10. 发明授权
    • Flash memory device for adjusting non-selected word line voltage during reading
    • 用于在读取期间调整未选择的字线电压的闪存器件
    • US08018777B2
    • 2011-09-13
    • US12314651
    • 2008-12-15
    • Yong-Hoon Kang
    • Yong-Hoon Kang
    • G11C11/34G11C16/06
    • G11C16/30G11C16/0483G11C16/26
    • Disclosed is a flash memory device including a memory cell array having memory cells arranged at intersections of word lines and bit lines, such that one bit line is associated with a plurality of memory cells connected in series, a voltage generator configured to generate at least a first selection voltage, a row selection circuit configured to drive the non-selected word lines based on at least the first non-selected voltage, and a control logic circuit configured to control the voltage generator and the row selection circuit, such that the voltage generator generates at least the first non-selection voltage based on a location of a selected memory cell in the plurality of memory cells.
    • 公开了一种闪速存储器件,其包括具有布置在字线和位线的交点处的存储器单元的存储单元阵列,使得一个位线与串联连接的多个存储单元相关联,电压发生器被配置为产生至少一个 第一选择电压,行选择电路,被配置为至少基于第一非选择电压驱动未选择的字线;以及控制逻辑电路,被配置为控制电压发生器和行选择电路,使得电压发生器 基于多个存储单元中所选存储单元的位置,至少产生第一非选择电压。