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    • 1. 发明公开
    • Power supply apparatus and method for mobile communication terminal
    • 移动通信终端的供电设备和方法
    • EP0940963A3
    • 1999-09-15
    • EP99102881.2
    • 1999-03-04
    • SAMSUNG ELECTRONICS CO., LTD.
    • Park, Jae-Sun
    • H04M1/72
    • H04W52/0274Y02D70/1222
    • A compact power supply apparatus is favorable for a reduction in size of a mobile communication terminal having a receiver and baseband signal processor (30), a transmitter (42) and a power amplifier (44). The power supply apparatus includes a DC/DC (20) converter for converting a DC voltage from a battery. In a reception mode of the mobile communication terminal, the power supply apparatus regulates the DC voltage converted by the DC/DC converter and supplies the regulated DC voltage to the receiver and baseband signal processor. In a transmission mode, the power supply apparatus converts the DC voltage converted by the DC/DC converter to a DC voltage corresponding to a transmission AGC (Automatic Gain Control) voltage determined depending on a transmission power and supplies the converted DC voltage to the receiver and baseband signal processor, the transmitter and the power amplifier. Since the power supply apparatus uses a single DC/DC converter and adaptively varies the output voltage of the DC/DC converter according to the transmission power in the transmission mode, it is favorable for a reduction in size of the mobile communication terminal and for a reduction in power loss of the voltage regulators and the power amplifier, thereby maximizing the power effciency and extending the battery life.
    • 小型电源设备有利于具有接收器和基带信号处理器(30),发射器(42)和功率放大器(44)的移动通信终端的小型化。 该电源装置包括用于转换来自电池的DC电压的DC / DC(20)转换器。 在移动通信终端的接收模式中,电源装置调节由DC / DC转换器转换的DC电压,并将经调节的DC电压提供给接收器和基带信号处理器。 在发送模式中,电源装置将由DC / DC转换器转换的DC电压转换为与根据发送功率确定的发送AGC(自动增益控制)电压对应的DC电压,并将转换的DC电压提供给接收器 和基带信号处理器,发射机和功率放大器。 由于电源装置使用单个DC / DC转换器并且根据发送模式下的发送功率自适应地改变DC / DC转换器的输出电压,所以有利于减小移动通信终端的尺寸并且对于 降低稳压器和功率放大器的功率损耗,从而最大限度地提高功率效率并延长电池寿命。
    • 3. 发明授权
    • Power supply apparatus and method for mobile communication terminal
    • 电源装置和方法,用于移动电话终端
    • EP0940963B1
    • 2006-08-02
    • EP99102881.2
    • 1999-03-04
    • SAMSUNG ELECTRONICS CO., LTD.
    • Park, Jae-Sun
    • H04M1/72
    • H04W52/0274Y02D70/1222
    • A compact power supply apparatus is favorable for a reduction in size of a mobile communication terminal having a receiver and baseband signal processor (30), a transmitter (42) and a power amplifier (44). The power supply apparatus includes a DC/DC (20) converter for converting a DC voltage from a battery. In a reception mode of the mobile communication terminal, the power supply apparatus regulates the DC voltage converted by the DC/DC converter and supplies the regulated DC voltage to the receiver and baseband signal processor. In a transmission mode, the power supply apparatus converts the DC voltage converted by the DC/DC converter to a DC voltage corresponding to a transmission AGC (Automatic Gain Control) voltage determined depending on a transmission power and supplies the converted DC voltage to the receiver and baseband signal processor, the transmitter and the power amplifier. Since the power supply apparatus uses a single DC/DC converter and adaptively varies the output voltage of the DC/DC converter according to the transmission power in the transmission mode, it is favorable for a reduction in size of the mobile communication terminal and for a reduction in power loss of the voltage regulators and the power amplifier, thereby maximizing the power effciency and extending the battery life.
    • 9. 发明公开
    • Apparatus and method for adjusting time in a terminal with built-in analog watch
    • 电子邮件中的Verfahren und Vorrichtung zum Zeitkorrektion
    • EP1424612A2
    • 2004-06-02
    • EP03026969.0
    • 2003-11-25
    • SAMSUNG ELECTRONICS CO., LTD.
    • Park, Jae-Sun
    • G04G3/02
    • G04R20/00
    • There is provided an apparatus for adjusting the time of analog watch in a terminal having the analog watch, which comprises an analog watch unit and a control unit. The analog watch unit includes an oscillation circuit for generating a standard signal with a predetermined frequency; a division circuit for dividing the standard signal by a predetermined division ratio according to a control signal and generating a divided signal; a driving circuit for generating a driving signal according to the divided signal; and a driving unit driven by the driving signal, for moving the elements of the analog watch. The control unit provides the control signal to the division circuit of the analog watch when a predetermined time adjustment manipulation is inputted. The hands of the analog watch move faster than a general time indication according to an input state of a time adjustment key.
    • 提供了一种用于在具有模拟手表的终端中调整模拟手表的时间的装置,其包括模拟监视单元和控制单元。 模拟监视单元包括用于产生具有预定频率的标准信号的振荡电路; 分割电路,用于根据控制信号将标准信号除以预定的分频比并产生分频信号; 用于根据划分的信号产生驱动信号的驱动电路; 以及由驱动信号驱动的用于移动模拟手表的元件的驱动单元。 当输入预定的时间调整操作时,控制单元向模拟表的分割电路提供控制信号。 根据时间调整键的输入状态,模拟手表的手移动比通常的时间指示更快。
    • 10. 发明公开
    • Power supply apparatus and method for mobile communication terminal
    • Stromversorgungseinrichtung und Verfahrenfürein手机Fernsprech-Endgerät
    • EP0940963A2
    • 1999-09-08
    • EP99102881.2
    • 1999-03-04
    • SAMSUNG ELECTRONICS CO., LTD.
    • Park, Jae-Sun
    • H04M1/72
    • H04W52/0274Y02D70/1222
    • A compact power supply apparatus is favorable for a reduction in size of a mobile communication terminal having a receiver and baseband signal processor (30), a transmitter (42) and a power amplifier (44). The power supply apparatus includes a DC/DC (20) converter for converting a DC voltage from a battery. In a reception mode of the mobile communication terminal, the power supply apparatus regulates the DC voltage converted by the DC/DC converter and supplies the regulated DC voltage to the receiver and baseband signal processor. In a transmission mode, the power supply apparatus converts the DC voltage converted by the DC/DC converter to a DC voltage corresponding to a transmission AGC (Automatic Gain Control) voltage determined depending on a transmission power and supplies the converted DC voltage to the receiver and baseband signal processor, the transmitter and the power amplifier. Since the power supply apparatus uses a single DC/DC converter and adaptively varies the output voltage of the DC/DC converter according to the transmission power in the transmission mode, it is favorable for a reduction in size of the mobile communication terminal and for a reduction in power loss of the voltage regulators and the power amplifier, thereby maximizing the power effciency and extending the battery life.
    • 小型电源设备有利于具有接收机和基带信号处理器(30),发射机(42)和功率放大器(44)的移动通信终端的尺寸的减小。 电源装置包括用于转换来自电池的DC电压的DC / DC(20)转换器。 在移动通信终端的接收模式中,电源设备调节由DC / DC转换器转换的DC电压,并将调节的DC电压提供给接收器和基带信号处理器。 在传输模式中,电源装置将由DC / DC转换器转换的DC电压转换为与根据传输功率确定的传输AGC(自动增益控制)电压相对应的DC电压,并将转换的DC电压提供给接收器 和基带信号处理器,发射机和功率放大器。 由于电源装置使用单个DC / DC转换器,并且根据传输模式中的发送功率自适应地改变DC / DC转换器的输出电压,所以有利于减小移动通信终端的尺寸,并且对于 降低电压调节器和功率放大器的功率损耗,从而最大化电力效率并延长电池寿命。