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    • 3. 发明授权
    • Main beam fabrication procedure and system for making a main beam for warehouse framework
    • 主梁制造程序和系统,用于制造仓库框架的主梁
    • US07712345B1
    • 2010-05-11
    • US11806078
    • 2007-05-29
    • Chun-Liang Chen
    • Chun-Liang Chen
    • B21B15/00B21F11/00B21B19/00
    • B21D5/08B21D35/00
    • A main beam fabrication procedure and system for making main beams for warehouse framework through feeding, auto-forwarding and flattening, punching, roller shape-forming, cutting-off and finished product collection steps, in which the punching machine comprises an upper mold holder, four upper punching dies arranged in two longitudinal rows on the bottom side of the upper mold holder and adjustable to change the transverse pitch between the two longitudinal rows of upper punching dies, a bottom mold holder, and four bottom punching dies arranged in two longitudinal rows on the top side of the bottom mold holder and adjustable to change the transverse pitch between the two longitudinal rows of bottom punching dies.
    • 一种主梁制造程序和系统,用于通过进料,自动转换和压平,冲压,辊成型,切割和成品收集步骤制造仓库框架的主梁,其中冲孔机包括上模具架, 四个上冲孔模具,其在上模具保持器的底侧上排列成两纵向排,并且可调节以改变上冲压模具的两个纵向排之间的横向间距,底模夹持器和四个底部冲孔模 在底部模具支架的顶侧上并且可调节以改变两个纵向排的底部冲压模具之间的横向间距。
    • 4. 发明授权
    • Fog signal lamp
    • 雾信号灯
    • US5758958A
    • 1998-06-02
    • US732857
    • 1996-10-15
    • Chun-Liang Chen
    • Chun-Liang Chen
    • B60Q1/20F21S8/10F21V17/00F21V17/14F21V7/00
    • F21S48/1208B60Q1/20F21S48/1131F21S48/1216F21V17/14Y10S362/806
    • The present invention provides a fog signal lamp, which comprises a bulb set, a reflector, a shade holder, a decorative frame, an ornamental ring, a lampshade and an enclosing cover. Wherein, a colorful transparent ornamental ring can be fixed in the decorative frame, and the decorative frame is mounted on the front end of the reflector, therein the connection of the ornamental ring and the decorative frame is in bayonet joint. When the fog signal lamp is turned on, the beam emitting from the bulb shining the reflector is refracted and spotlighted with the lampshade as a common head-lamp, meanwhile the transparent ornamental ring absorbs refracted light to create a colorful ring light as a fog signal lamp.
    • 本发明提供一种雾信号灯,其包括灯泡组,反射器,遮光罩,装饰框架,装饰环,灯罩和封闭盖。 其中,五颜六色的透明装饰环可以固定在装饰框架中,装饰框架安装在反光镜的前端,其中装饰环和装饰框架的连接处于卡口接头中。 当雾灯信号灯亮起时,从发光反射镜的灯泡发射的光束被折射并用灯罩作为常见的头灯聚光,同时透明装饰环吸收折射光以产生作为雾信号的五颜六色的环形灯 灯。
    • 6. 发明申请
    • ELECTRONIC DEVICE
    • 电子设备
    • US20120182704A1
    • 2012-07-19
    • US13349333
    • 2012-01-12
    • Chien-Yi LeeChing-Jen WangYu-Ti KuoChun-Liang Chen
    • Chien-Yi LeeChing-Jen WangYu-Ti KuoChun-Liang Chen
    • H05K5/00
    • H05K9/0067
    • An electronic device including a conductive element, a conductive layer, and a case is provided. The case has a surface, a first supporting member, and a second supporting member. The first supporting member and the second supporting member are disposed on the surface, and the first supporting member has a suspending arm. The case, the first supporting member and the second supporting member are integrally formed, and the conductive layer exists on the surface of the case, the first supporting member, and the second supporting member. The conductive element presses the first suspending arm to contact the second supporting member, such that a ground circuit is formed with the conductive element, the first suspending arm, the second supporting member, and the surface.
    • 提供了包括导电元件,导电层和外壳的电子设备。 壳体具有表面,第一支撑构件和第二支撑构件。 第一支撑构件和第二支撑构件设置在表面上,并且第一支撑构件具有悬挂臂。 壳体,第一支撑构件和第二支撑构件一体地形成,并且导电层存在于壳体,第一支撑构件和第二支撑构件的表面上。 导电元件按压第一悬臂以接触第二支撑构件,使得接地电路形成有导电元件,第一悬挂臂,第二支撑构件和表面。
    • 8. 发明授权
    • Frequency synthesis system with self-calibrated loop stability and bandwidth
    • 频率合成系统具有自校准的环路稳定性和带宽
    • US08076962B2
    • 2011-12-13
    • US12923200
    • 2010-09-09
    • Chun-Liang ChenHui-Chun Hsu
    • Chun-Liang ChenHui-Chun Hsu
    • H03L7/06
    • H03L7/0995H03L7/093H03L2207/04
    • In a frequency synthesis system with self-calibrated loop stability and bandwidth, a detector produces a detection signal based on a difference between an input signal and a feedback signal; a charge pump produces a control signal based on the detection signal; a filter produces a tuning signal and a source current based on the control signal; a bias circuit produces first and second bias signals; a controllable oscillator produces a differential output signal with a selected specific frequency; a differential-to-single converter produces an output signal with the selected specific frequency; a programmable frequency divider produces the feedback signal; a current mirror circuit receives the source current for producing a mirror current; a compensation circuit produces a compensation current based on the mirror current for compensating the variation of the damping factor and the bandwidth-to-reference frequency ratio.
    • 在具有自校准环路稳定性和带宽的频率合成系统中,检测器基于输入信号和反馈信号之间的差异产生检测信号; 电荷泵基于检测信号产生控制信号; 滤波器基于控制信号产生调谐信号和源电流; 偏置电路产生第一和第二偏置信号; 可控振荡器产生具有所选择的特定频率的差分输出信号; 差分到单个转换器产生具有所选择的特定频率的输出信号; 可编程分频器产生反馈信号; 电流镜电路接收源电流以产生镜电流; 补偿电路基于镜电流产生补偿电流,用于补偿阻尼因子和带宽与参考频率比的变化。
    • 9. 发明授权
    • Low jitter and wide-range frequency synthesizer for low voltage operation
    • 低抖动和宽频率频率合成器,用于低电压操作
    • US08067988B2
    • 2011-11-29
    • US12656865
    • 2010-02-18
    • Chun-Liang ChenHui-Chun Hsu
    • Chun-Liang ChenHui-Chun Hsu
    • H03L7/00
    • H03L7/183H03L7/0995
    • A low jitter and wide-range frequency synthesizer for low voltage operation includes a detector to generate a detection signal based on a logic level difference between an input signal and a feedback signal, a charge pump to generate a control signal based on the detection signal, a filter to generate a tuning signal based on the control signal, a bias circuit to generate a first bias signal and a second bias signal based on the tuning signal, a controllable oscillator to generate a differential output signal based on the first and the second bias signals, a differential to single ended converter to convert the differential output signal into an output signal, and a programmable frequency divider to generate the feedback signal based on the output signal.
    • 用于低电压操作的低抖动和宽范围频率合成器包括:检测器,用于基于输入信号和反馈信号之间的逻辑电平差产生检测信号;电荷泵,用于基于检测信号产生控制信号; 基于所述控制信号产生调谐信号的滤波器,基于所述调谐信号产生第一偏置信号和第二偏置信号的偏置电路,基于所述第一和第二偏置产生差分输出信号的可控振荡器 信号,差分到单端转换器将差分输出信号转换成输出信号,以及可编程分频器,以基于输出信号产生反馈信号。
    • 10. 发明授权
    • All digital phase locked loop circuit
    • 全数字锁相环电路
    • US07940097B2
    • 2011-05-10
    • US12575050
    • 2009-10-07
    • Chun-Liang Chen
    • Chun-Liang Chen
    • H03L7/06
    • H03L7/18H03L7/07H03L7/0812H03L7/085H03L2207/50
    • An all digital phase locked loop circuit includes a reference frequency indicator for receiving a reference signal with a reference frequency and generating a frequency indicating value; a phase frequency detector for comparing the reference signal with a frequency divided signal and generating a phase difference pulse; a time-to-digital circuit for receiving the phase difference pulse and a plurality of output signals and generating a phase difference value; a digital controller for receiving the frequency indicating value and the phase difference value and generating a control value; a delta-sigma modulator for modulating the control value and generating a modulated control value; a DCO for receiving the modulated control value and generating an output oscillating signal with a digital controlled frequency; a frequency divider for dividing the digital controlled frequency to generate the frequency divided signal; and a multi-phase generator for receiving the output oscillating signal and generating the output signals.
    • 全数字锁相环电路包括用于接收具有参考频率的参考信号并产生频率指示值的参考频率指示器; 相位频率检测器,用于将参考信号与分频信号进行比较并产生相位差脉冲; 用于接收相位差脉冲的时间数字电路和多个输出信号并产生相位差值; 用于接收频率指示值和相位差值并产生控制值的数字控制器; 用于调制控制值并产生调制控制值的Δ-Σ调制器; 用于接收调制控制值并产生具有数字受控频率的输出振荡信号的DCO; 用于分割数字受控频率以产生分频信号的分频器; 以及用于接收输出振荡信号并产生输出信号的多相发生器。