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    • 2. 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。
    • 3. 发明授权
    • Adjusting apparatus for projector
    • 投影机调节装置
    • US07824041B2
    • 2010-11-02
    • US11965768
    • 2007-12-28
    • Chang-Chun LiuGuo-Fu Guo
    • Chang-Chun LiuGuo-Fu Guo
    • G03B21/14
    • G03B21/145
    • An adjusting apparatus is provided for a projector and received in a case of the projector. The case includes a front wall defining a through hole. Two protrusions each defining a notch are formed on the inside surface of the front wall. The adjusting apparatus includes two supporting members partially received in the case and movably coupled to the case, and an operating member partially exposed out of the through hole of the front wall of the case. A connecting member is connected to the operating member, and received in the notches. Each supporting member forms a plurality of teeth thereon. The connecting member forms a plurality of teeth at two ends thereof respectively for mating with the teeth of the supporting member. The operating member is rotated for driving the connecting member to move up and down relative to the supporting member.
    • 为投影机提供调节装置,并在投影机的情况下被接收。 壳体包括限定通孔的前壁。 在前壁的内表面上形成有分别形成有凹口的两个突起。 调节装置包括部分地容纳在壳体中并且可移动地联接到壳体的两个支撑构件,以及部分地露出壳体前壁的通孔的操作构件。 连接构件连接到操作构件,并且被接收在凹口中。 每个支撑构件在其上形成多个齿。 连接构件在其两端形成多个齿,用于与支撑构件的齿配合。 旋转操作构件以驱动连接构件相对于支撑构件上下移动。
    • 5. 发明申请
    • ELECTRONIC DEVICE WITH COMPOUND AUDIO INTERFACE AND POWER ADAPTER
    • 具有复合音频接口和电源适配器的电子设备
    • US20090140790A1
    • 2009-06-04
    • US11960712
    • 2007-12-20
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • H03K17/00
    • H01R13/703H01R13/7039H01R29/00H01R31/065
    • An exemplary electronic device includes a power module having an anode and a cathode; an audio module having a first audio signal terminal, a second audio signal terminal and a ground terminal; and an audio socket having a first audio signal terminal, a second audio signal terminal connected to the second audio terminal of the audio module, and a ground terminal, wherein the first audio terminal of the audio socket is selectively connected to the anode of the power module and the first audio signal terminal of the audio module via a first switch, the ground terminal of the audio socket is selectively connected to the cathode of the power module and the ground terminal of the ground module of the audio module via a second switch. Therefore, users can charge the electronic device via the audio interface.
    • 示例性电子设备包括具有阳极和阴极的功率模块; 具有第一音频信号端子,第二音频信号端子和接地端子的音频模块; 以及音频插座,其具有第一音频信号端子,连接到音频模块的第二音频端子的第二音频信号端子和接地端子,其中音频插座的第一音频端子选择性地连接到电源的阳极 模块和音频模块的第一音频信号端子,音频插座的接地端子通过第二开关选择性地连接到电源模块的阴极和音频模块的接地模块的接地端子。 因此,用户可以通过音频接口对电子设备进行充电。
    • 7. 发明授权
    • Electronic device with compound audio interface and power adapter
    • 具有复合音频接口和电源适配器的电子设备
    • US07755221B2
    • 2010-07-13
    • US11960714
    • 2007-12-20
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • Chang-Chun LiuXiao-Lin GanYu-Kuang Ho
    • H01H83/00H01H47/00
    • H01R31/065H01R13/703H01R13/7039H01R29/00Y10T307/766Y10T307/786Y10T307/832Y10T307/878
    • An exemplary electronic device includes a power module having an anode and a cathode; an audio module having an audio signal terminal and a ground terminal; an audio socket having an audio signal terminal and a ground terminal; a first relay-switch; a second relay-switch; and a power adapter having an audio plug, wherein the audio terminal of the audio socket is selectively connected to the anode of the power module and the audio signal terminal of the audio module via the first relay-switch, the ground terminal of the audio socket is selectively connected to the cathode of the power module and the ground terminal of the audio module via the second relay-switch, the audio terminal and the ground terminal of the audio socket are connected to the anode and cathode of the power module when the audio plug is plugged into the audio socket.
    • 示例性电子设备包括具有阳极和阴极的功率模块; 具有音频信号端子和接地端子的音频模块; 具有音频信号端子和接地端子的音频插座; 第一个继电器开关; 第二个继电器开关; 以及具有音频插头的电源适配器,其中音频插座的音频端子经由第一继电器开关,音频插座的接地端子选择性地连接到电源模块的阳极和音频模块的音频信号端子 通过第二继电器开关,音频插座的音频端子和接地端子连接到电源模块的阴极和音频模块的接地端子,当音频插座的接地端子连接到电源模块的阳极和阴极时 插头插入音频插座。
    • 9. 发明申请
    • CHARGING CIRCUIT OF PORTABLE DEVICE
    • 便携式设备充电电路
    • US20090160398A1
    • 2009-06-25
    • US12022156
    • 2008-01-30
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • H02J7/00
    • 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。
    • 10. 发明申请
    • ELECTRONIC DEVICE WITH COMPOUND AUDIO INTERFACE AND POWER ADAPTER
    • 具有复合音频接口和电源适配器的电子设备
    • US20090140578A1
    • 2009-06-04
    • US11960714
    • 2007-12-20
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • CHANG-CHUN LIUXIAO-LIN GANYU-KUANG HO
    • H01H35/00
    • H01R31/065H01R13/703H01R13/7039H01R29/00Y10T307/766Y10T307/786Y10T307/832Y10T307/878
    • An exemplary electronic device includes a power module having an anode and a cathode; an audio module having an audio signal terminal and a ground terminal; an audio socket having an audio signal terminal and a ground terminal; a first relay-switch; a second relay-switch; and a power adapter having an audio plug, wherein the audio terminal of the audio socket is selectively connected to the anode of the power module and the audio signal terminal of the audio module via the first relay-switch, the ground terminal of the audio socket is selectively connected to the cathode of the power module and the ground terminal of the audio module via the second relay-switch, the audio terminal and the ground terminal of the audio socket are connected to the anode and cathode of the power module when the audio plug is plugged into the audio socket.
    • 示例性电子设备包括具有阳极和阴极的功率模块; 具有音频信号端子和接地端子的音频模块; 具有音频信号端子和接地端子的音频插座; 第一个继电器开关; 第二个继电器开关; 以及具有音频插头的电源适配器,其中音频插座的音频端子经由第一继电器开关,音频插座的接地端子选择性地连接到电源模块的阳极和音频模块的音频信号端子 通过第二继电器开关,音频插座的音频端子和接地端子连接到电源模块的阴极和音频模块的接地端子,当音频插座的接地端子连接到电源模块的阳极和阴极时 插头插入音频插座。