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    • 1. 发明申请
    • HEADPHONES ACTIVATED BY ROTATION OF AN EAR CUP
    • 通过旋转杯子激活的耳机
    • US20130202126A1
    • 2013-08-08
    • US13368837
    • 2012-02-08
    • Jinsaun ChenKent LeeTzu Chun Liang
    • Jinsaun ChenKent LeeTzu Chun Liang
    • H04R1/10
    • H04R1/1041H04R1/1066H04R2460/03
    • Headphones having an ear cup rotatable from a first rest position to a second on position which functions to automatically activate a switch assembly to connect to a power source provided in the headphones. When the ear cup is moved from the first position to the second position, a movable post moves to operate a tactile switch provided in a circuit containing the power source. When the ear cup is moved from the second position to the first position, the circuit including the power source is open and the headphones no longer operate, thereby prolonging the life of the power source. A spring is associated with the ear cup to automatically return that ear cup to the first position when the headphones are removed from the head of a user.
    • 具有可从第一静止位置旋转到第二开位置的耳罩的耳机,其功能是自动启动开关组件以连接到设置在耳机中的电源。 当耳罩从第一位置移动到第二位置时,可动支柱移动以操作设置在包含电源的电路中的触觉开关。 当耳罩从第二位置移动到第一位置时,包括电源的电路是断开的,并且耳机不再操作,从而延长了电源的使用寿命。 当耳机从用户的头部移除时,弹簧与耳罩相关联以自动地将该耳罩返回到第一位置。
    • 3. 再颁专利
    • Transmitter-receiver system for use in an audio equipment
    • 用于音频设备的发射机 - 接收机系统
    • USRE37884E1
    • 2002-10-15
    • US09164630
    • 1998-10-01
    • Jinsaun Chen
    • Jinsaun Chen
    • H04B700
    • H04H20/88H04R2420/07
    • A transmitter-receiver system including a transmitter unit installed in an audio equipment, and a receiver unit installed in an earphone, wherein the transmitter unit includes an automatic electric level regulator to regulate the electric level of the output signal of audio equipment to a predetermined range, a power control circuit controlled by the output signal of the audio equipment to provide the necessary working voltage, and an inductance antenna to transmit output signal from the audio equipment to the receiver unit; the receiver unit is of low working voltage design, including an automatic 24-time frequency divider circuit to effectively discriminate left and right sound tracks, and an auto-shut off circuit to automatically cut off power supply when the audio equipment does no work; the transmitter unit and the receiver unit further use a respective dual oscillation frequency regulating circuit consisting of an oscillating transistor, a dielectric resonator, and two variable resistors for regulating the range of the frequency.
    • 包括安装在音频设备中的发射器单元和安装在耳机中的接收器单元的发射机 - 接收机系统,其中发射机单元包括自动电平调节器,用于将音频设备的输出信号的电平调节到预定范围 由音频设备的输出信号控制的功率控制电路以提供必要的工作电压;以及电感天线,用于将来自音频设备的输出信号传输到接收器单元; 接收器单元具有低工作电压设计,包括一个自动24倍频分频电路,有效地识别左右声道,以及一个自动关闭电路,在音频设备无法工作时自动切断电源; 发射机单元和接收机单元还使用由振荡晶体管,介质谐振器和用于调节频率范围的两个可变电阻器组成的相应的双振荡频率调节电路。
    • 4. 发明授权
    • Wireless stereo center speaker system
    • 无线立体声中扬声器系统
    • US06590982B1
    • 2003-07-08
    • US09137705
    • 1998-08-21
    • Jinsaun Chen
    • Jinsaun Chen
    • H04H500
    • H04H20/88H04R5/04H04R2420/07H04S3/00
    • A Wireless Concealed Transmitter Stereo Center Speaker System includes a concealed transmitter unit installed a center speaker, and two receiver units installed in two rear speakers, wherein the concealed transmitter unit includes an automatic audio level regulating circuit to regulate the audio level of the output signal of audio equipment to a predetermined range, a power control circuit controlled by the output signal of the audio equipment to provide the necessary working voltage, and an inductance antenna to transmit stable output signal from the audio equipment to the receiver units of rear speakers; the receiver units are of low working voltage design, including an automatic 24-time frequency divider circuit to effectively discriminate left and right sound tracks, and an auto-shut off circuit to automatically cut off power supply from either an alternating current source or battery power supply when the audio equipment does not work; the concealed transmitter unit and the receiver units further use a respective external and internal dual adjustable oscillatory frequency regulating circuit consisting of an oscillatory transistor, a dielectric resonator, and a variable capacitor and a variable capacitor diode for regulating a broader range of the frequency and allowing users/consumers to adjust the first local oscillation through “external frequency controller VRI” without changing the second local oscillation.
    • 无线隐蔽发射机立体声中心扬声器系统包括安装有中置扬声器的隐蔽发射器单元和安装在两个后置扬声器中的两个接收器单元,其中隐藏的发射器单元包括自动音频电平调节电路,用于调节输出信号的音频电平 音频设备到预定范围,由音频设备的输出信号控制的功率控制电路以提供必要的工作电压;以及电感天线,用于将稳定的输出信号从音频设备传输到后置扬声器的接收器单元; 接收机单元具有低工作电压设计,包括一个自动24倍频分频电路,有效地区分左右声道,以及一个自动关断电路,可以自动切断交流电源或电池电源的电源 当音频设备不工作时供电; 隐藏的发射机单元和接收机单元进一步使用由振荡晶体管,介质谐振器和可变电容器组成的相应的外部和内部双重可调节振荡频率调节电路,以及用于调节更宽范围的频率并允许 用户/消费者通过“外部频率控制器VRI”调整第一个本地振荡,而不改变第二个本地振荡。