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    • 2. 发明申请
    • TESTING SYSTEM AND METHOD
    • 测试系统和方法
    • US20090128173A1
    • 2009-05-21
    • US12127825
    • 2008-05-28
    • SHIH-FANG WONGJIANG-FENG SHANTSUNG-JEN CHUANGWEN-WU WANG
    • SHIH-FANG WONGJIANG-FENG SHANTSUNG-JEN CHUANGWEN-WU WANG
    • G01R31/02
    • G01R31/2834
    • An exemplary testing system for measuring an electronic device includes a main controller for generating a control signal, a signal generator for outputting a predetermined test input signal according to the control signals, an instrument unit comprising a plurality of instruments, and a testing port comprising a plurality of probes. The probes are configured for connecting corresponding testing points of the electronic device to the signal generator and the instruments. The predetermined test input signal is transmitted to the electronic device via the testing port, the instrument unit processing a test result signals outputted by the electronic device and outputting a result data, and the main controller receiving the result data and computing whether the result data is within a predetermined range. A related testing method is also provided.
    • 用于测量电子设备的示例性测试系统包括用于产生控制信号的主控制器,用于根据控制信号输出预定测试输入信号的信号发生器,包括多个仪器的仪器单元和包括一个 多个探针。 探针被配置为将电子设备的相应测试点连接到信号发生器和仪器。 预定的测试输入信号通过测试端口传送到电子设备,仪器单元处理由电子设备输出的测试结果信号并输出​​结果数据,主控制器接收结果数据,并计算结果数据是否为 在预定范围内。 还提供了相关的测试方法。
    • 4. 发明申请
    • MEDIA PLAYER CAPABLE OF BACKING UP DATA FROM A MOBILE PHONE AND PREVENTING OTHER PEOPLE FROM ACCESSING THE BACKED UPPED DATA
    • 媒体播放器可以从移动电话备份数据并防止其他人访问备份的UPPED数据
    • US20080076390A1
    • 2008-03-27
    • US11858916
    • 2007-09-21
    • JIAN-GUO ZHUTSUNG-JEN CHUANGSHIH-FANG WONG
    • JIAN-GUO ZHUTSUNG-JEN CHUANGSHIH-FANG WONG
    • H04M3/16
    • H04M1/7253G06F21/31H04M1/274516H04M1/66
    • A media player is provided. The media player is not only capable of automatically backing up information from a mobile phone and deleting predetermined backupped information from the mobile phone, but is also capable of preventing others accessing the backupped information. The media player includes a memory, a communication unit, a signal processing module, and a user identification module. The memory stores a contact list and short messages. The communication unit is configured for communicating with a paired communication unit of a mobile phone. The signal processing module is configured for processing signals generated from the paired communication unit. The user identification module is configured for granting or denying access to the contact list and the short messages stored in the memory, depending on whether an inputted password matches a predetermined password or not.
    • 提供媒体播放器。 媒体播放器不仅能够自动地从移动电话备份信息,并且从移动电话中删除预定的备份信息,而且能够阻止其他人访问备份的信息。 媒体播放器包括存储器,通信单元,信号处理模块和用户识别模块。 内存存储联系人列表和短消息。 通信单元被配置为与移动电话的配对通信单元进行通信。 信号处理模块被配置为处理从配对通信单元生成的信号。 用户识别模块被配置为根据输入的密码是否匹配预定密码而授予或拒绝存储在存储器中的联系人列表和短消息的访问。
    • 5. 发明申请
    • AMPLIFIER CIRCUIT
    • 放大器电路
    • US20120170774A1
    • 2012-07-05
    • US13166778
    • 2011-06-22
    • TSUNG-JEN CHUANGSHIH-FANG WONGJIANG-FENG SHANLIN-KUN DING
    • TSUNG-JEN CHUANGSHIH-FANG WONGJIANG-FENG SHANLIN-KUN DING
    • H03F99/00
    • H03F3/187H03F2203/45136H03F2203/45528
    • An amplifier circuit for amplifying audio signal output by an audio source and outputting the amplified audio signal to a speaker is provided. The amplifier circuit includes a peripheral circuit and an amplifier chip including an amplifier, a first, a second, a third resistor, and a fourth resistor. The peripheral circuit includes a fifth and a sixth resistors. The first resistor is connected between a non-inverting input port and an output port of the amplifier, the second resistor is connected between an inverting input port and the output port of the amplifier, the third resistor is connected between the non-inverting input port and the fifth resistor, the fourth resistor is connected between the inverting port and the sixth resistor, the fifth and the sixth resistors are further respectively connected to an anode output port of the audio source and a cathode output port of the audio source.
    • 提供一种用于放大由音频源输出的音频信号并将放大的音频信号输出到扬声器的放大器电路。 放大器电路包括外围电路和包括放大器,第一,第二,第三电阻器和第四电阻器的放大器芯片。 外围电路包括第五和第六电阻器。 第一个电阻连接在放大器的非反相输入端口和输出端口之间,第二个电阻连接在反相输入端口和放大器的输出端口之间,第三个电阻连接在非反相输入端口 和第五电阻器,第四电阻器连接在反相端口和第六电阻器之间,第五和第六电阻器进一步分别连接到音频源的阳极输出端口和音频源的阴极输出端口。
    • 6. 发明申请
    • AUDIO INPUT UNIT
    • 音频输入单元
    • US20110054651A1
    • 2011-03-03
    • US12767818
    • 2010-04-27
    • LIN-KUN DINGJIANG-FENG SHANREN-WEN HUANGTSUNG-JEN CHUANGSHIH-FANG WONG
    • LIN-KUN DINGJIANG-FENG SHANREN-WEN HUANGTSUNG-JEN CHUANGSHIH-FANG WONG
    • G06F17/00H03H7/06
    • H04R3/00
    • An audio input unit, includes an audio capturing unit, a first coupling circuit, a signal filtering circuit, a second coupling circuit, a converting circuit and a codec which are connected in series in that order. The first coupling circuit is used for filtering the direct-current signal, the signal filtering circuit is used for filtering noise from the electrical signal, and the second coupling circuit is used for further filtering the direct-current signal. The converting circuit includes an input port, a first output port and a second output port, when the input port receives the filtered signal, the first output port outputs a signal with the same phase as the filtered signal, the second output port outputs a signal with the reverse phase as the filtered signal, the two output signals have the opposite phase and the same amplitude.
    • 音频输入单元包括以该顺序串联连接的音频捕获单元,第一耦合电路,信号滤波电路,第二耦合电路,转换电路和编解码器。 第一耦合电路用于对直流信号进行滤波,信号滤波电路用于从电信号中滤除噪声,第二耦合电路用于进一步滤波直流信号。 转换电路包括输入端口,第一输出端口和第二输出端口,当输入端口接收到滤波信号时,第一输出端口输出与滤波信号相同相位的信号,第二输出端口输出信号 以反相作为滤波信号,两个输出信号具有相反相位和相同幅度。
    • 7. 发明申请
    • BATTERY DETECTION DEVICE AND METHOD THEREOF
    • 电池检测装置及其方法
    • US20090171601A1
    • 2009-07-02
    • US12336506
    • 2008-12-16
    • SHIH-FANG WONGTSUNG-JEN CHUANGLIN-KUN DINGJIANG-FENG SHAN
    • SHIH-FANG WONGTSUNG-JEN CHUANGLIN-KUN DINGJIANG-FENG SHAN
    • G01R31/36
    • G01R15/04G01R19/16542
    • A battery detection device for detection battery voltage of a device is provided. The device includes a voltage dividing circuit configured to provide an output voltage in proportion to the battery voltage, and a detection unit which includes a voltage detection module, a comparison module, a control module and a state detection module configured to obtain the device's state. The voltage detection module produces a digital detection voltage according to the output voltage every normal time interval initially, the comparison module detects whether the digital detection voltage is lower than a reference voltage corresponding to the state. If yes, the voltage detection module obtains digital detection voltage for predetermined times of abnormal time interval. The comparison module compares the digital detection voltage with the reference voltage to produce comparison results. The control module determines whether to maintain the device's state according to the comparison results.
    • 提供了用于检测装置的电池电压的电池检测装置。 该装置包括:分压电路,被配置为提供与电池电压成比例的输出电压;以及检测单元,其包括电压检测模块,比较模块,控制模块和状态检测模块,用于获得装置的状态。 电压检测模块最初根据每个正常时间间隔的输出电压产生数字检测电压,比较模块检测数字检测电压是否低于对应于该状态的参考电压。 如果是,电压检测模块在异常时间间隔的规定时间内获得数字检测电压。 比较模块将数字检测电压与参考电压进行比较,以产生比较结果。 控制模块根据比较结果确定是否维护设备的状态。
    • 10. 发明申请
    • OVERVOLTAGE AND OVERCURRENT PROTECTION CIRCUIT
    • 过电流和过流保护电路
    • US20130021701A1
    • 2013-01-24
    • US13207431
    • 2011-08-11
    • JI-XIANG YINYANG XINYIN-ZHAN WANGJUN ZHANGTSUNG-JEN CHUANGSHIH-FANG WONG
    • JI-XIANG YINYANG XINYIN-ZHAN WANGJUN ZHANGTSUNG-JEN CHUANGSHIH-FANG WONG
    • H02H3/00
    • H02H3/08H02H3/20
    • An overvoltage and overcurrent protection circuit includes a connection jack, an overvoltage protection switch connected to the connection jack, an overcurrent protection switch, a voltage reference module, an overvoltage and overcurrent detection module, a comparing module, and a current control module. The overcurrent protection switch is connected to the overvoltage protection switch in serials, and further connected to a load. The voltage reference module is to output a reference voltage. The overvoltage and overcurrent detection module is to detect the voltage of the load and the current of the path. The comparing module is to compare the voltage of the load with the reference voltage, when greater, turns off the overvoltage protection switch, when not greater, turns on the overvoltage protection switch. The current control module is to turn off the overcurrent protection switch if greater than the preset value, and turn on the overcurrent protection switch if not greater.
    • 过电压和过流保护电路包括连接插座,连接插座的过电压保护开关,过流保护开关,电压参考模块,过电压和过电流检测模块,比较模块和电流控制模块。 过流保护开关连接到过压保护开关,并连接到负载。 电压基准模块输出参考电压。 过电压和过流检测模块用于检测负载电压和路径电流。 比较模块是将负载电压与参考电压进行比较,当较大时,关断过电压保护开关,当不大时,接通过电压保护开关。 当前的控制模块是关闭过流保护开关,如果大于预设值,并且如果不是更大的话,打开过流保护开关。