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    • 93. 发明申请
    • SWITCHING POWER SUPPLY WITH OUTPUT RIPPLE SUPPRESSION
    • 用输出纹波抑制切换电源
    • US20070262753A1
    • 2007-11-15
    • US11740283
    • 2007-04-25
    • Sha-Sha HuHai LinHuai-Long WangShin-Hong Chung
    • Sha-Sha HuHai LinHuai-Long WangShin-Hong Chung
    • G05F1/70
    • H02M1/14
    • A switching power supply with output ripple suppression includes a rectification circuit, a filtering circuit, a PFC, a transformer, a voltage stabilization circuit and a DC/DC converting circuit with feedback control. The DC/DC converting circuit includes a switching circuit, a PWM generator and a feedback circuit. The feedback circuit receiving feedback signals reflects an actual output voltage of the switching power supply and transmits the feedback signals to the PWM generator. The PWM generator produces PWM waves to control an on-off time ratio of the switching circuit by comparing the feedback signals with a reference signal that reflects a desired output voltage of the switching power supply. The switching circuit in turn controls the actual output voltage of the switching power supply.
    • 具有输出纹波抑制的开关电源包括整流电路,滤波电路,PFC,变压器,稳压电路和具有反馈控制的DC / DC转换电路。 DC / DC转换电路包括开关电路,PWM发生器和反馈电路。 接收反馈信号的反馈电路反映开关电源的实际输出电压,并将反馈信号发送到PWM发生器。 PWM发生器产生PWM波,以通过将反馈信号与反映开关电源的期望输出电压的参考信号进行比较来控制开关电路的开 - 关时间比。 开关电路又控制开关电源的实际输出电压。
    • 95. 发明申请
    • MULTI-FUNCTIONAL MOBILE PHONE
    • 多功能移动电话
    • US20080009247A1
    • 2008-01-10
    • US11773953
    • 2007-07-05
    • Shin-Hong ChungZai-An Pan
    • Shin-Hong ChungZai-An Pan
    • H04B1/44
    • H04B1/3877
    • A mobile communication terminal such as a mobile phone to be used as a wireless microphone is disclosed. The multi-functional mobile phone has a microphone mode option. When the mobile phone is in the microphone mode, a microphone receives external analog signals to a converting unit, which converts the analog signals into digital signals; a processing unit processes the digital signals to the converting unit, the converting unit converts the digital signals into wireless signals, and a second RF module transmits the wireless signals from the converting unit to a multimedia system. The mobile phone to be used as a wireless microphone implements the function of tradition microphones in the multimedia system.
    • 公开了诸如用作无线麦克风的移动电话的移动通信终端。 多功能手机具有麦克风模式选项。 当手机处于麦克风模式时,麦克风将外部模拟信号接收到转换单元,转换单元将模拟信号转换为数字信号; 处理单元将数字信号处理到转换单元,转换单元将数字信号转换为无线信号,第二RF模块将无线信号从转换单元发送到多媒体系统。 用作无线麦克风的手机在多媒体系统中实现传统麦克风的功能。
    • 97. 发明申请
    • PORTABLE ELECTRONIC DEVICE WITH A SONG SELCETION FUNCTION
    • 具有声音功能的便携式电子设备
    • US20080022845A1
    • 2008-01-31
    • US11828350
    • 2007-07-26
    • Shin-Hong ChungZai-An Pan
    • Shin-Hong ChungZai-An Pan
    • G10H7/00
    • G11B27/329G06F16/40G06F16/64G06F16/68
    • A portable electronic device with a song selection function is disclosed. The device includes a storage unit, a processing unit, a display unit, an input unit and a wireless communication unit. The processing unit further includes a list displaying module and a song selecting module. A user can make use of the device to browse or select songs rapidly to play at a multimedia system in an efficient method, without the need for the user to remember the song titles or artist(s) name of the song in advance of making a selection. Consequently, the device avoids searching for songs from a complex multimedia system and is convenient for the user to select desired songs. The present invention also provides a method for achieving a song selection function.
    • 公开了具有歌曲选择功能的便携式电子设备。 该装置包括存储单元,处理单元,显示单元,输入单元和无线通信单元。 处理单元还包括列表显示模块和歌曲选择模块。 用户可以使用该设备来以有效的方式快速浏览或选择歌曲在多媒体系统中播放,而不需要用户在制作之前先记住歌曲的名称或歌曲名称 选择。 因此,该装置避免了从复杂多媒体系统搜索歌曲,并且便于用户选择所需的歌曲。 本发明还提供了一种用于实现歌曲选择功能的方法。