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    • 2. 发明申请
    • Voltage Controlled Oscillator Capable of Tuning Negative Resistance
    • 调节负电阻的压控振荡器
    • US20080309419A1
    • 2008-12-18
    • US12096062
    • 2005-12-07
    • Yong-Deuk LeeCheol-Oh JeongJong-Won EunSeong-Pal LeeHo-Jin Lee
    • Yong-Deuk LeeCheol-Oh JeongJong-Won EunSeong-Pal LeeHo-Jin Lee
    • H03B7/14
    • H03B7/143H03B5/30
    • Provided is a voltage controlled oscillator having a new type of a resonator and a negative resistance part capable of finely tuning negative resistance. Thus, the voltage controlled oscillator has an excellent quality factor characteristic and can finely tune the negative resistance even after its fabrication is completed. The voltage controlled oscillator having an active element includes: a resonating unit for generating an oscillation frequency according to a resonance capacitance; a frequency tuning unit, connected to a source terminal of the active element, for tuning the oscillation frequency; and a negative resistance adjusting unit, connected to the frequency tuning unit, for generating a negative resistance to adjust the oscillation frequency, the negative resistance adjusting unit including a varactor diode for finely adjusting the negative resistance.
    • 提供了具有新型谐振器的压控振荡器和能够微调负电阻的负电阻部分。 因此,压控振荡器具有优异的品质因数特性,并且即使在其制造完成之后也可以微调负电阻。 具有有源元件的压控振荡器包括:谐振单元,用于根据谐振电容产生振荡频率; 频率调谐单元,连接到有源元件的源极端子,用于调谐振荡频率; 负电阻调节单元,连接到频率调谐单元,用于产生负电阻以调节振荡频率,负电阻调节单元包括用于精细调节负电阻的变容二极管。
    • 3. 发明授权
    • Voltage controlled oscillator capable of tuning negative resistance
    • 压控振荡器可调谐负电阻
    • US07760038B2
    • 2010-07-20
    • US12096062
    • 2005-12-07
    • Yong-Deuk LeeCheol-Oh JeongJong-Won EunSeong-Pal LeeHo-Jin Lee
    • Yong-Deuk LeeCheol-Oh JeongJong-Won EunSeong-Pal LeeHo-Jin Lee
    • H03B5/00H03B5/18
    • H03B7/143H03B5/30
    • Provided is a voltage controlled oscillator having a new type of a resonator and a negative resistance part capable of finely tuning negative resistance. Thus, the voltage controlled oscillator has an excellent quality factor characteristic and can finely tune the negative resistance even after its fabrication is completed. The voltage controlled oscillator having an active element includes: a resonating unit for generating an oscillation frequency according to a resonance capacitance; a frequency tuning unit, connected to a source terminal of the active element, for tuning the oscillation frequency; and a negative resistance adjusting unit, connected to the frequency tuning unit, for generating a negative resistance to adjust the oscillation frequency, the negative resistance adjusting unit including a varactor diode for finely adjusting the negative resistance.
    • 提供了具有新型谐振器的压控振荡器和能够微调负电阻的负电阻部分。 因此,压控振荡器具有优异的品质因数特性,并且即使在其制造完成之后也可以微调负电阻。 具有有源元件的压控振荡器包括:谐振单元,用于根据谐振电容产生振荡频率; 频率调谐单元,连接到有源元件的源极端子,用于调谐振荡频率; 负电阻调节单元,连接到频率调谐单元,用于产生负电阻以调节振荡频率,负电阻调节单元包括用于精细调节负电阻的变容二极管。
    • 6. 发明申请
    • Solar position tracing sensor using thin film pattern of both-sided printed circuit board
    • 太阳能位置跟踪传感器使用双面印刷电路板的薄膜图案
    • US20050133080A1
    • 2005-06-23
    • US10991714
    • 2004-11-17
    • Cheol-Oh JeongJong-Won Eun
    • Cheol-Oh JeongJong-Won Eun
    • G01C21/02F24S23/30F24S50/20G01J1/20G01S3/784G06K7/10
    • F24S50/20F24S23/30G01S3/784Y02E10/47
    • Provided is a solar position tracing sensor having a high resolving power by using a temperature coefficient and heat conductivity of fine patterns on a printed circuit board (PCB). The solar position tracing sensor is reliable and has a wide application ranges for both celestial and terrestrial applications. It can be produced in mass at cheep cost. The solar position tracing sensor includes: a light condenser for condensing and filtering sunlight; a PCB having light reception patterns on the top and bottom surfaces; a heat protection plate for preventing the temperature of the entire PCB from being increased; a reference voltage supplier for providing a reference voltage source to find out a specific light reception pattern whose temperature is increased from radiation of the sunlight; and a voltmeter for measuring alteration in voltage based on the alteration in a temperature coefficient of the light reception pattern with increased temperature.
    • 提供了一种通过使用印刷电路板(PCB)上的精细图案的温度系数和导热率具有高分辨能力的太阳能位置跟踪传感器。 太阳位置跟踪传感器是可靠的,具有广泛的应用范围,适用于天文和地面应用。 它可以以大量的成本生产。 太阳位置跟踪传感器包括:用于冷凝和过滤阳光的光聚光器; 在顶表面和底表面上具有光接收图案的PCB; 用于防止整个PCB的温度升高的热保护板; 参考电压供应器,用于提供参考电压源以找出温度从太阳光辐射增加的特定光接收图案; 以及用于基于随着温度升高的光接收图案的温度系数的变化来测量电压变化的电压表。
    • 7. 发明申请
    • Apparatus and method for controlling switch of satellite transponder for multibeam communication
    • 卫星转发器用于多波束通信的控制装置及方法
    • US20070149119A1
    • 2007-06-28
    • US10579893
    • 2004-11-18
    • Jin-Ho JoKyung-Soo ChoiJong-Won EunSeong-Pal Lee
    • Jin-Ho JoKyung-Soo ChoiJong-Won EunSeong-Pal Lee
    • H04B7/185
    • H04B7/18515
    • Provided are an apparatus for controlling a switch of a satellite transponder for multibeam communication, and a method thereof. The apparatus and method can increase output efficiency of communicated satellite electric wave signals and reuse frequencies in one-to-one earth station communication or a one-to-multi earth station communication. The apparatus includes: an earth control station interfacing block for receiving and processing commands from an earth control station, collecting operation states of the switch controlling apparatus and reporting them to the earth control station; a reference frequency generating block for generating a reference clock needed to operate the switch controlling apparatus and generating a reference frequency based on the reference clock; and a switch controlling block for reading contents of a memory storing a switching sequence periodically, detecting and correcting errors of the contents to generate a switch control signal, and transmitting the signal to a radio frequency switch.
    • 提供一种用于控制用于多波束通信的卫星转发器的开关的装置及其方法。 该装置和方法可以提高一对一地球站通信或一对多地球站通信中传送的卫星电波信号和重用频率的输出效率。 该装置包括:地面控制站接口块,用于接收和处理来自地球控制站的命令,收集开关控制装置的操作状态并将其报告给地面控制站; 用于产生操作开关控制装置所需的参考时钟并基于参考时钟产生参考频率的参考频率产生模块; 以及用于周期性地读取存储切换序列的存储器的内容的开关控制块,检测和校正内容的错误以产生开关控制信号,并将该信号发送到射频开关。
    • 9. 发明授权
    • Solar position tracing sensor using thin film pattern of both-sided printed circuit board
    • 太阳能位置跟踪传感器使用双面印刷电路板的薄膜图案
    • US07164109B2
    • 2007-01-16
    • US10991714
    • 2004-11-17
    • Cheol-Oh JeongJong-Won Eun
    • Cheol-Oh JeongJong-Won Eun
    • G01C21/02
    • F24S50/20F24S23/30G01S3/784Y02E10/47
    • Provided is a solar position tracing sensor having a high resolving power by using a temperature coefficient and heat conductivity of fine patterns on a printed circuit board (PCB). The solar position tracing sensor is reliable and has a wide application ranges for both celestial and terrestrial applications. It can be produced in mass at cheep cost. The solar position tracing sensor includes: a light condenser for condensing and filtering sunlight; a PCB having light reception patterns on the top and bottom surfaces; a heat protection plate for preventing the temperature of the entire PCB from being increased; a reference voltage supplier for providing a reference voltage source to find out a specific light reception pattern whose temperature is increased from radiation of the sunlight; and a voltmeter for measuring alteration in voltage based on the alteration in a temperature coefficient of the light reception pattern with increased temperature.
    • 提供了一种通过使用印刷电路板(PCB)上的精细图案的温度系数和导热率具有高分辨能力的太阳能位置跟踪传感器。 太阳位置跟踪传感器是可靠的,具有广泛的应用范围,适用于天文和地面应用。 它可以以大量的成本生产。 太阳位置跟踪传感器包括:用于冷凝和过滤阳光的光聚光器; 在顶表面和底表面上具有光接收图案的PCB; 用于防止整个PCB的温度升高的热保护板; 参考电压供应器,用于提供参考电压源以找出温度从太阳光辐射增加的特定光接收图案; 以及用于基于随着温度升高的光接收图案的温度系数的变化来测量电压变化的电压表。
    • 10. 发明授权
    • Apparatus and method for controlling switch of satellite transponder for multibeam communication
    • 卫星转发器用于多波束通信的控制装置及方法
    • US07567778B2
    • 2009-07-28
    • US10579893
    • 2004-11-18
    • Jin-Ho JoKyung-Soo ChoiJong-Won EunSeong-Pal Lee
    • Jin-Ho JoKyung-Soo ChoiJong-Won EunSeong-Pal Lee
    • H04B7/185
    • H04B7/18515
    • Provided are an apparatus for controlling a switch of a satellite transponder for multibeam communication, and a method thereof. The apparatus and method can increase output efficiency of communicated satellite electric wave signals and reuse frequencies in one-to-one earth station communication or a one-to-multi earth station communication. The apparatus includes: an earth control station interfacing block for receiving and processing commands from an earth control station, collecting operation states of the switch controlling apparatus and reporting them to the earth control station; a reference frequency generating block for generating a reference clock needed to operate the switch controlling apparatus and generating a reference frequency based on the reference clock; and a switch controlling block for reading contents of a memory storing a switching sequence periodically, detecting and correcting errors of the contents to generate a switch control signal, and transmitting the signal to a radio frequency switch.
    • 提供一种用于控制用于多波束通信的卫星转发器的开关的装置及其方法。 该装置和方法可以提高一对一地球站通信或一对多地球站通信中传送的卫星电波信号和重用频率的输出效率。 该装置包括:地面控制站接口块,用于接收和处理来自地球控制站的命令,收集开关控制装置的操作状态并将其报告给地面控制站; 用于产生操作开关控制装置所需的参考时钟并基于参考时钟产生参考频率的参考频率产生模块; 以及用于周期性地读取存储切换序列的存储器的内容的开关控制块,检测和校正内容的错误以产生开关控制信号,并将该信号发送到射频开关。