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    • 1. 发明公开
    • 측정 장치, 측정 방법, 및 전송 회로
    • 测量仪器,测量方法和传输电路
    • KR1020080085011A
    • 2008-09-22
    • KR1020087016501
    • 2006-12-13
    • 가부시키가이샤 어드밴티스트
    • 와타나베다이스케오카야스토시유키
    • H04B10/00H04L1/00H04L7/00G01M11/00
    • H03F3/08
    • A mesuring instrument for measuring the characteristics of a transmission circuit for transmitting a signal, wherein the transmission circuit comprises an electric signal transmitting section for transmitting a transmission signal, an electrooptical converting section for converting the transmission signal into an optical signal, a section for transmitting the optical signal, a photoelectric conversion circuit for converting an optical signal into an electric signal, a level measuring section for detecting the data value of an electric signal by comparing the strength of an electric signal outputted from the photoelectric conversion circuit with a predetermined reference level, an electric signal receiving section for detecting the data value of the electric signal, and a timing control section for controlling the latching timing at which the electric signal receiving section detects the data value of the electric signal. The measuring instrument comprises a comparing section for comparing the data value of an electric signal taken in at the electric signal receiving section with a predetermined expected value, a setting control section for varying a reference level and a latch timing sequentially, and a section for storing the comparison results from the comparing section for each reference level and latch timing.
    • 一种用于测量用于发送信号的发送电路的特性的测量仪器,其中所述发送电路包括用于发送发送信号的电信号发送部分,用于将所述发送信号转换为光信号的电光转换部分,用于发送的部分 光信号,用于将光信号转换为电信号的光电转换电路;电平测量部,用于通过将从光电转换电路输出的电信号的强度与预定参考电平进行比较来检测电信号的数据值 ,用于检测电信号的数据值的电信号接收部分,以及用于控制电信号接收部分检测电信号的数据值的锁定定时的定时控制部分。 该测量仪器包括比较部分,用于将在电信号接收部分拍摄的电信号的数据值与预定的期望值进行比较,一个用于改变参考电平的设置控制部分和一个锁存定时顺序;以及一个存储部分 每个参考电平和锁存时序的比较部分的比较结果。
    • 5. 发明公开
    • 신호 송신 장치, 신호 수신 장치, 시험 장치, 테스트 모듈,및 반도체 칩
    • 信号传输设备,信号接收设备,测试设备,测试模块和半导体芯片
    • KR1020080037011A
    • 2008-04-29
    • KR1020087003022
    • 2006-07-20
    • 가부시키가이샤 어드밴티스트
    • 오카야스토시유키와타나베다이스케
    • H04B10/50H04B10/60H04B10/07
    • H04B10/504H04B10/541
    • There is provided a signal transmission device including: a light emission element for outputting a laser beam of intensity corresponding to a given power source current; a power source capable of supplying a power source current of a plurality of current values corresponding to a plurality of values through which a multi-value data makes a transition; and a modulation unit for modulating the current value of the power source current supplied by the power source according to the transition of the multi-value data. A multi-value data light signal is generated from a multi-bit digital value input. The current source has a number of bit current sources corresponding to the bit quantity of the digital value. Each of the bit current sources generates a current corresponding to the bit position of the bit to which the digital value corresponds. The modulation unit has a number of current control switches corresponding to the bit quantity of the digital value for the bit current source. Each of the current control switches may switch whether to supply current generated by the corresponding bit current source to the light emitting element according tot he logical value of the corresponding bit of the digital value.
    • 提供了一种信号传输装置,包括:发光元件,用于输出对应于给定电源电流的强度的激光束; 电源,其能够提供与多值数据进行转换的多个值对应的多个电流值的电源电流; 以及调制单元,用于根据多值数据的转换来调制由电源提供的电源电流的当前值。 从多位数字值输入产生多值数据光信号。 电流源具有与数字值的位数对应的多个位电流源。 每个位电流源产生对应于数字值对应的位的位位置的电流。 调制单元具有与位电流源的数字值的位数对应的多个电流控制开关。 每个电流控制开关可以根据数字值的对应位的逻辑值来切换是否将相应的位电流源产生的电流提供给发光元件。
    • 6. 发明公开
    • 광수신 장치, 시험 장치, 광수신 방법, 시험 방법, 테스트모듈, 및 반도체 칩
    • 光接收装置,测试装置,光接收方法,测试方法,测试模块和半导体芯片
    • KR1020080031916A
    • 2008-04-11
    • KR1020087002390
    • 2006-07-19
    • 가부시키가이샤 어드밴티스트
    • 오카야스토시유키와타나베다이스케
    • H04B10/60H04B10/07G01N37/00H04L25/03
    • H04B10/6932
    • A light receiving apparatus receives an optical signal and outputs a data value of digital data transmitted by the optical signal. The light receiving apparatus is provided with a light receiving element which receives the optical signal and outputs a photoelectric current in accordance with the intensity of the optical signal; a current cycle integrator which integrates the photoelectric current that corresponds to the current cycle of the digital data for a prescribed period in the cycle; a previous cycle integrator which integrates the photoelectric current that corresponds to a previous cycle to the current cycle for a period substantially equivalent to a prescribed period in the cycle; and a data value discriminating circuit which outputs a data value in the current cycle of the digital data, based on a difference between a charge quantity integrated by the current cycle integrator and a charge quantity integrated by the previous cycle integrator.
    • 光接收装置接收光信号并输出​​由光信号发送的数字数据的数据值。 光接收装置设置有光接收元件,其接收光信号并根据光信号的强度输出光电流; 电流周期积分器,其在该周期内将对应于数字数据的当前周期的光电流积分规定期间; 前一个循环积分器,其将与先前循环相对应的光电流与当前周期相当的时间,该周期基本上等于该循环中的规定周期; 以及数据值识别电路,其基于由当前周期积分器积分的电荷量与由前一周期积分器积分的电荷量之间的差异,输出数字数据的当前周期中的数据值。
    • 10. 发明授权
    • 광수신 장치, 시험 장치, 광수신 방법, 시험 방법, 테스트모듈, 및 반도체 칩
    • 광수신장치,시험장치,광수신방법,시험방법,테스트모듈,및반도체칩
    • KR100932252B1
    • 2009-12-16
    • KR1020087002390
    • 2006-07-19
    • 가부시키가이샤 어드밴티스트
    • 오카야스토시유키와타나베다이스케
    • H04B10/60H04B10/07G01N37/00H04L25/03
    • H04B10/6932
    • 광신호를 수신하고 상기 광신호에 의해 전송되는 디지탈 데이타의 데이타값을 출력하는 광수신 장치에 있어서, 광신호를 수신하고 광신호의 강도에 따른 광전류를 출력하는 수광 소자, 디지탈 데이타의 현재 사이클에 대응하는 광전류를 사이클 내의 소정의 기간 동안 적분하는 현재 사이클 적분기, 현재 사이클의 이전 사이클에 대응하는 광전류를 당해 사이클에서 소정의 기간과 실질적으로 동등한 기간 동안 적분하는 이전 사이클 적분기, 및 현재 사이클 적분기가 적분한 전하량과 이전 사이클 적분기가 적분한 전하량의 차분에 기초하여 디지탈 데이타의 현재 사이클에서의 데이타값을 출력하는 데이타값 식별 회로를 포함하는 광수신 장치를 제공한다.
      시험장치, 광신호, 광전류, 수광소자, 광수신장치, 사이클적분기
    • 提供了一种接收光信号并输出​​由光信号发送的数字数据的数据值的光接收装置,该光接收装置包括:光接收元件,接收光信号并根据光信号的强度输出光电流;存在 该循环积分器在周期内的规定周期内对与数字数据的当前周期相对应的光电流进行积分,前一周期积分器对与当前周期之前的周期相对应的光电流进行积分,该周期基本上等于规定的时间 以及数据值识别电路,其基于通过当前周期积分器进行积分而获得的电荷量与通过前一次积分所获得的电荷量之间的差值来输出数字数据的当前周期的数据值 周期积分器。