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    • 2. 发明授权
    • Temperature controller in optical communication device and method for same
    • 光通信装置中的温度控制器及其方法
    • US07031356B2
    • 2006-04-18
    • US10642703
    • 2003-08-18
    • Tae-Sung ParkChan-Youl KimJong-Hun LeeSung-Il Sohn
    • Tae-Sung ParkChan-Youl KimJong-Hun LeeSung-Il Sohn
    • H01S3/04
    • G02B6/12026G02B6/4201G02B6/4271G05D23/1912
    • Disclosed is a temperature controller and method for maintaining an optical-communication device at a constant temperature regardless of ambient temperature variation. The temperature controller includes: a temperature sensor for detecting the current temperature of a device which is to be temperature-controlled; and, a temperature-comparison section for comparing the current temperature detected by the temperature sensor with the predetermined temperature that is a proper operating temperature for the device, wherein the temperature-comparison section further includes: a differential amplifier for outputting the difference between signals which are inputted respectively into anode and cathode terminals; and first, second, third, and fourth resistance pads which are selectively short-circuited with one another according to the temperature-sensor type so as to vary the polarity of the signals inputted into the differential amplifier so that PTC and NTC sensors can be used at the same time in a single PCB regardless of the temperature-sensor type.
    • 公开了一种用于将光通信设备保持在恒定温度而不管环境温度变化的温度控制器和方法。 温度控制器包括:用于检测要被温度控制的装置的当前温度的温度传感器; 以及温度比较部,其将由所述温度传感器检测到的当前温度与所述器件的适当工作温度的规定温度进行比较,其中,所述温度比较部还包括:差分放大器,用于输出信号之间的差异 分别输入阳极和阴极端子; 以及根据温度传感器类型选择性地短路的第一,第二,第三和第四电阻焊盘,以便改变输入到差分放大器中的信号的极性,使得可以使用PTC和NTC传感器 同时在单个PCB中,无论温度传感器类型如何。
    • 4. 发明授权
    • Indoor local area network system using ultra wide-band communication system
    • 室内局域网系统采用超宽带通信系统
    • US07366150B2
    • 2008-04-29
    • US10658630
    • 2003-09-09
    • Sang-Il LeeYun-Je OhJong-Hun LeeJong-Hwa LeeSeo-Won KwonYun-Kyung Oh
    • Sang-Il LeeYun-Je OhJong-Hun LeeJong-Hwa LeeSeo-Won KwonYun-Kyung Oh
    • H04Q7/24H04Q7/20H04B10/20H04J14/00
    • H04B10/25752H04B1/7163
    • An indoor local area network (LAN) system using an ultra wide-band (UWB) communication system is provided. The indoor LAN system includes at least one remote terminal including a UWB module for converting input digital data to be transmitted into an analog signal of an ultra wide-bandwidth and wirelessly transmitting the converted analog signal via an antenna of the remote terminal. The UWB module receives an analog signal of the ultra wide-bandwidth via the antenna and converts the received analog signal into a digital signal. The indoor LAN system further includes at least one access point for performing USB-based wireless communication with the remote terminal in a corresponding area. The access point is adapted to receive the analog signal of the ultra wide-bandwidth transmitted from the remote terminal and convert the received analog signal into an optical signal.
    • 提供了一种使用超宽带(UWB)通信系统的室内局域网(LAN)系统。 室内LAN系统包括至少一个远程终端,其包括用于将要发送的输入数字数据转换成超宽带的模拟信号的UWB模块,并且经由远程终端的天线无线地发送转换的模拟信号。 UWB模块通过天线接收超宽带的模拟信号,并将接收到的模拟信号转换为数字信号。 室内LAN系统还包括用于在相应区域中与远程终端进行基于USB的无线通信的至少一个接入点。 接入点适于接收从远程终端发送的超宽带的模拟信号,并将接收到的模拟信号转换为光信号。
    • 5. 发明申请
    • Connector assembly for corrosive gas supply pipe
    • 用于腐蚀性气体供应管的连接器组件
    • US20060061100A1
    • 2006-03-23
    • US11202499
    • 2005-08-12
    • Do-In ChoiYoung-Seok KimYun-Je OhJong-Hun Lee
    • Do-In ChoiYoung-Seok KimYun-Je OhJong-Hun Lee
    • F16L17/00
    • F16L9/18F16L49/06
    • A connector assembly for coupling a corrosive gas supply pipe with a glass tube in an apparatus for fabricating an optical fiber preform using vapor deposition is disclosed. The connector assembly includes a first connector formed on an inner periphery thereof with a threaded portion, a second connector having a stepped surface on an inner surface and formed on an outer periphery with a threaded portion threadedly engaged with the first connector, an O-ring installed in the first connector and in close contact with the stepped surface when the second connector is threadedly engaged with the first connector, and resilient means for urging the O-ring against the stepped surface. The connector assembly consistently applies a resilient force to the O-ring functioning as a seal between the first and second connectors. For a long-running operation, even though the O-ring is cured, the fitting maintains a consistent sealing state to prevent metal material from being oxidized by the corrosive gas. As a result, fine oxidized metal particulars do not infiltrate into the gas supply pipe to prevent the optical fiber preform from deteriorating.
    • 公开了一种用于在用于使用气相沉积制造光纤预制件的装置中将腐蚀性气体供应管与玻璃管连接的连接器组件。 连接器组件包括在其内周上形成有螺纹部分的第一连接器,在内表面上具有台阶表面的第二连接器,并且在外周上形成有与第一连接器螺纹接合的螺纹部分,O形环 安装在第一连接器中并且当第二连接器与第一连接器螺纹接合时与台阶表面紧密接触;以及弹性装置,用于将O形环推压到台阶表面。 连接器组件一致地向作为第一和第二连接器之间的密封件的O形环施加弹性力。 对于长时间运行的操作,即使O形圈固化,配件保持一致的密封状态,以防止金属材料被腐蚀性气体氧化。 结果,细小的氧化金属细节不会渗入气体供应管中,以防止光纤预制件变质。
    • 8. 发明授权
    • Repeater apparatus for supporting a plurality of protocols, and a method for controlling protocol conversion in the repeater apparatus
    • 用于支持多个协议的中继器装置,以及用于在中继器装置中控制协议转换的方法
    • US07864786B2
    • 2011-01-04
    • US11190415
    • 2005-07-27
    • Jong-Hun LeeYoung-Seok KimDo-In Choi
    • Jong-Hun LeeYoung-Seok KimDo-In Choi
    • H04L12/28H04L12/56H04J3/16H04J3/22
    • H04L12/46
    • Disclosed is an Ethernet-IEEE 1394 repeater apparatus as a network transmission equipment for connecting between networks having the same or different protocols is disclosed. The apparatus includes a first protocol physical element for performing a modulation/demodulation process of a first protocol data; a second protocol physical element for performing a modulation/demodulation process of a second protocol data; an output interface for outputting the data through an output transmission, media; a first switch for switching the data input to one of the first protocol physical element and the second protocol physical element; a second switch, tuned with the first switch, for switching an output path to one of the first protocol physical element and the second protocol physical element, the output path being connected to the output interface; and a control unit for receiving a protocol information of data sent from one of the first protocol physical element and the second protocol physical element to control the first switch and the second switch based on the received protocol information, the one being selectively connected based on the current switching condition.
    • 公开了作为用于连接具有相同或不同协议的网络之间的网络传输设备的以太网-IEEE 1394中继器装置。 该装置包括用于执行第一协议数据的调制/解调处理的第一协议物理元件; 用于执行第二协议数据的调制/解调处理的第二协议物理元件; 输出接口,用于通过输出传输,媒体输出数据; 用于将数据输入切换到第一协议物理元件和第二协议物理元件之一的第一开关; 用第一开关调谐的第二开关,用于将输出路径切换到第一协议物理元件和第二协议物理元件之一,输出路径连接到输出接口; 以及控制单元,用于接收从所述第一协议物理元件和所述第二协议物理元件之一发送的数据的协议信息,以基于所接收的协议信息来控制所述第一交换机和所述第二交换机,所述协议信息基于所述协议信息被选择性地连接 当前开关条件。