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    • 2. 发明授权
    • Voltage test circuit for computer power supply
    • 电脑电源电压测试电路
    • US07930579B2
    • 2011-04-19
    • US11869754
    • 2007-10-10
    • Zhi-Sheng YuanRen-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • Zhi-Sheng YuanRen-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • G06F1/00G06F11/30G01R31/40
    • G01R31/40
    • A voltage test circuit for testing a computer power supply includes a voltage input unit configured for receiving voltages from the computer power supply, a voltage output unit configured for outputting the voltages to a plurality of electrical loads, a test unit, a switch control unit, and a capacitive load module. The test unit is connected between the voltage input unit and the voltage output unit for testing output ripple and noise of the voltages. The capacitive load module includes a plurality of capacitive loads. The switch control unit is connected between the voltage input unit and the capacitive module for selecting a suitable capacitive load according to the computer power supply.
    • 用于测试计算机电源的电压测试电路包括被配置为从计算机电源接收电压的电压输入单元,被配置为将电压输出到多个电负载的电压输出单元,测试单元,开关控制单元, 和容性负载模块。 测试单元连接在电压输入单元和电压输出单元之间,用于测试电压的输出纹波和噪声。 电容负载模块包括多个容性负载。 开关控制单元连接在电压输入单元和电容模块之间,用于根据计算机电源选择适当的容性负载。
    • 3. 发明授权
    • System for testing power supply performance
    • 电源性能测试系统
    • US07570073B2
    • 2009-08-04
    • US11834018
    • 2007-08-06
    • Ren-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • Ren-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • G01R31/36
    • G01R31/40
    • A system for testing power supply performance is provided. The system includes a power supply having a plurality of outputs for outputting voltages, a plurality of display units corresponding to the plurality of outputs, for reflecting performance of the power supply, a plurality of resistance-matching selectors corresponding to the plurality of outputs, for supplying selective resistance, a voltage adjustable direct current source, and a selective switch. The display units are connected between first terminals of the outputs and the resistance-matching selectors, respectively. The resistance-matching selectors are in turn connected to ground. The voltage adjustable direct current source has a pole selectively connected to a second terminal of one of the outputs via the selective switch, and another pole grounded.
    • 提供了一种用于测试电源性能的系统。 该系统包括具有用于输出电压的多个输出的电源,对应于多个输出的多个显示单元,用于反映电源的性能;对应于多个输出的多个电阻匹配选择器,用于 提供选择性电阻,电压可调直流电源和选择开关。 显示单元分别连接在输出的第一端子和电阻匹配选择器之间。 电阻匹配选择器又连接到地。 电压可调直流电源通过选择开关选择性地连接到输出之一的第二端子,另一极接地。
    • 4. 发明授权
    • Battery testing apparatus
    • 电池测试仪器
    • US08242749B2
    • 2012-08-14
    • US11965754
    • 2007-12-28
    • Ren-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • Ren-Jun XiaoXiao-Lin GanYu-Kuang Ho
    • H02J7/00
    • G01R31/3606
    • A battery testing apparatus includes a charge circuit, a discharge circuit, a computer, and a control circuit. The charge circuit is coupled to a direct current (DC) adapter, the DC adapter charges a battery through the charge circuit. The discharge circuit is coupled to the battery and configured to discharge the battery. The computer records charge/discharge time and charge/discharge cycles of the battery, and calculates capacity and cycle life of the battery according to the time and cycles of charge and discharge. The control circuit has an input terminal coupled to the computer, and a plurality of output terminals respectively coupled to the charge circuit and the discharge circuit, the control circuit controls the charge and discharge circuits charging and discharging the battery.
    • 电池测试装置包括充电电路,放电电路,计算机和控制电路。 充电电路耦合到直流(DC)适配器,DC适配器通过充电电路对电池充电。 放电电路耦合到电池并且被配置为对电池进行放电。 计算机记录电池的充电/放电时间和充电/放电循环,并根据充放电的时间和周期来计算电池的容量和循环寿命。 控制电路具有耦合到计算机的输入端子和分别耦合到充电电路和放电电路的多个输出端子,控制电路控制充电和放电电路对电池进行充电和放电。
    • 6. 发明授权
    • Charging circuit of portable device
    • 便携式设备充电电路
    • US07868593B2
    • 2011-01-11
    • US12022156
    • 2008-01-30
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • H01M10/46
    • H02J7/0054H02J2007/0059
    • A charging circuit of a portable device includes a switch circuit having an input connected to a storage battery of the portable device for triggering the storage battery to supply power to an electronic device, a reference voltage circuit, a regulating circuit, a filter circuit filtering voltage signals from the storage battery, a collecting circuit, a comparator circuit, a rectangular generator, an integral circuit, and a driving circuit. The reference voltage circuit and the collecting circuit respectively output a reference voltage signal and a collecting voltage signal to the comparator circuit. The rectangular wave generator outputs a rectangular wave to the integral circuit. The integral circuit outputs a triangle wave signal to the driving circuit. The driving circuit outputs a pulse width modulation (PWM) signal to drive the regulating circuit to charge the electronic device.
    • 便携式设备的充电电路包括开关电路,其具有连接到便携式设备的蓄电池的输入,用于触发蓄电池向电子设备供电,参考电压电路,调节电路,滤波电路滤波电压 来自蓄电池的信号,集电电路,比较电路,矩形发生器,积分电路和驱动电路。 参考电压电路和集电电路分别将参考电压信号和集电电压信号输出到比较器电路。 矩形波发生器向积分电路输出矩形波。 积分电路向驱动电路输出三角波信号。 驱动电路输出脉宽调制(PWM)信号以驱动调节电路对电子设备充电。
    • 7. 发明授权
    • Audio adapter having volume adjusting function
    • 具有音量调节功能的音频适配器
    • US08090121B2
    • 2012-01-03
    • US11953875
    • 2007-12-11
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • H03G3/00
    • H03G1/0035H03G3/10H04M1/60H04M1/6058
    • An audio adapter includes a first audio interface, a second audio interface, and two second amplifiers. The power pin of the second audio interface is connected to the non-inverting terminals of the two amplifiers. The left and right ear audio pins of the second audio interface are respectively connected to the inverting terminals of the first and the second amplifiers via two current-limiting resistors respectively. Two variable resistors are respectively connected between the inverting terminal and the output terminal of the two amplifiers. The output terminals of the two amplifiers are respectively connected to the left and right ear audio interface of the first audio interface and respectively connected to the ground pin of the first audio interface via two voltage-limiting resistors respectively.
    • 音频适配器包括第一音频接口,第二音频接口和两个第二放大器。 第二音频接口的电源引脚连接到两个放大器的同相端子。 第二音频接口的左耳音频引脚和右耳音频引脚分别经由两个限流电阻连接到第一和第二放大器的反相端子。 两个可变电阻分别连接在两个放大器的反相端子和输出端子之间。 两个放大器的输出端分别连接到第一音频接口的左耳和右耳音频接口,并分别通过两个限流电阻分别连接到第一音频接口的接地引脚。
    • 9. 发明申请
    • Audio adapter having volume adjusting function
    • 具有音量调节功能的音频适配器
    • US20090110215A1
    • 2009-04-30
    • US11953875
    • 2007-12-11
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • H03G3/00
    • H03G1/0035H03G3/10H04M1/60H04M1/6058
    • An audio adapter includes a first audio interface, a second audio interface, and two second amplifiers. The power pin of the second audio interface is connected to the non-inverting terminals of the two amplifiers. The left and right ear audio pins of the second audio interface are respectively connected to the inverting terminals of the first and the second amplifiers via two current-limiting resistors respectively. Two variable resistors are respectively connected between the inverting terminal and the output terminal of the two amplifiers. The output terminals of the two amplifiers are respectively connected to the left and right ear audio interface of the first audio interface and respectively connected to the ground pin of the first audio interface via two voltage-limiting resistors respectively.
    • 音频适配器包括第一音频接口,第二音频接口和两个第二放大器。 第二音频接口的电源引脚连接到两个放大器的同相端子。 第二音频接口的左耳音频引脚和右耳音频引脚分别经由两个限流电阻连接到第一和第二放大器的反相端子。 两个可变电阻分别连接在两个放大器的反相端子和输出端子之间。 两个放大器的输出端分别连接到第一音频接口的左耳和右耳音频接口,并分别通过两个限流电阻分别连接到第一音频接口的接地引脚。
    • 10. 发明申请
    • MOBILE PHONE WITH ANTI-MOSQUITO FUNCTION
    • 具有反MOS功能功能的移动电话
    • US20080146287A1
    • 2008-06-19
    • US11773975
    • 2007-07-06
    • Qiang ZhuXiao-Lin GanYu-Kuang Ho
    • Qiang ZhuXiao-Lin GanYu-Kuang Ho
    • H04B1/38
    • A01M29/18H04M1/21
    • A mobile phone with anti-mosquito function includes an anti-mosquito control module for receiving a control signal, a frequency generator being electrically connected to the anti-mosquito control module for generating a frequency signal in the range of at least one of a wing beat frequency of a male mosquito and a wing beat frequency of a dragonfly, a frequency select unit being electrically connected to the frequency generator for selecting one of the wing beat frequency of a male mosquito or the wing beat frequency of a dragonfly, an audio signal generator being electrically connected to the frequency select unit for converting the selected frequency signal into a sonic signal; and a loudspeaker being electrically connected to the audio signal generator for emitting the sonic signal to repel female mosquitoes.
    • 具有防蚊功能的手机包括用于接收控制信号的防蚊控制模块,电气连接到防蚊控制模块的频率发生器,用于在至少一个翼拍的范围内产生频率信号 频率选择单元,电连接到频率发生器,用于选择男性蚊子的机翼拍频之一或蜻蜓的翼拍频率,音频信号发生器 电连接到频率选择单元,用于将所选择的频率信号转换成声音信号; 并且扬声器电连接到音频信号发生器,用于发射声音信号以排斥雌性蚊子。