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    • 4. 发明授权
    • High-precision oscillator
    • 高精度振荡器
    • US09112514B2
    • 2015-08-18
    • US14459291
    • 2014-08-13
    • IPGoal Microelectronics (Sichuan) Co., Ltd.
    • Weihong SunZhengxian Zou
    • H03K3/011H03K3/03H03L1/00H03L1/04
    • H03L1/04H03K3/011H03K3/0322H03L1/00H03L1/022
    • A high-precision oscillator includes a voltage reference module which includes multiple measured Field Effect Transistors and arranged for detecting process corners for the measured Field Effect Transistors to generate a reference voltage containing process corner information of the measured Field Effect Transistors, a compensation current generating module which is arranged for receiving the reference voltage, making a temperature compensation for the reference voltage, and generating a compensation current which includes both the process compensation and temperature compensation, and a ring oscillator which is arranged for receiving the compensation current and outputting a clock with stable frequency. The high-precision oscillator designs the process compensation and the temperature compensation separately, which are adjustable due to one of them will not be influenced by the other; and frequency of its outputted clock is not influenced by process and temperature, thereby precision of the outputted clock is improved.
    • 高精度振荡器包括电压参考模块,其包括多个测量的场效应晶体管,并被布置用于检测所测量的场效应晶体管的处理角,以产生包含测量的场效应晶体管的过程角信息的参考电压,补偿电流产生模块 其布置用于接收参考电压,对参考电压进行温度补偿,并产生包括过程补偿和温度补偿的补偿电流,以及环形振荡器,其被布置为接收补偿电流并输出具有 稳定频率。 高精度振荡器分别设计过程补偿和温度补偿,由于其中的一个不会受另一个影响; 其输出时钟的频率不受过程和温度的影响,从而提高了输出时钟的精度。
    • 5. 发明授权
    • LC oscillator process compensation circuit
    • LC振荡器工艺补偿电路
    • US09088290B2
    • 2015-07-21
    • US14457802
    • 2014-08-12
    • IPGoal Microelectronics (Sichuan) Co., Ltd.
    • Zhaolei WuZhengxian Zou
    • H03B5/08H03L7/06H03B1/00H03L7/099
    • H03L7/06H03B1/00H03L1/00H03L7/099
    • An LC oscillator process compensation circuit includes an LC oscillator, a reference voltage terminal, a follower and a current auxiliary circuit, the LC oscillator includes a gain stage, an inductor and two voltage-controlled capacitors, the gain stage includes a first Field Effect Transistor, a second Field Effect Transistor, a third Field Effect Transistor and a fourth Field Effect Transistor, the current auxiliary circuit is connected with an external power source and the follower that connected with the reference voltage terminal to provide a working voltage for the LC oscillator, the follower includes a detection circuit to detecting current changes of the gain stage. The LC oscillator process compensation circuit has simple circuit structure and eliminates frequency changes of the LC oscillator caused by the process variations of the gain stage, thereby ensuring stability of the frequency of the LC oscillator, improving work precision and reducing design difficult.
    • LC振荡器处理补偿电路包括LC振荡器,参考电压端子,跟随器和电流辅助电路,LC振荡器包括增益级,电感器和两个压控电容器,增益级包括第一场效应晶体管 ,第二场效应晶体管,第三场效应晶体管和第四场效应晶体管,当前辅助电路与外部电源连接,跟随器与参考电压端连接,为LC振荡器提供工作电压, 跟随器包括用于检测增益级的电流变化的检测电路。 LC振荡器工艺补偿电路具有简单的电路结构,消除了由增益级的工艺变化引起的LC振荡器的频率变化,从而确保了LC振荡器频率的稳定性,提高了工作精度,降低了设计难度。
    • 6. 发明授权
    • Communications method and mobile communication terminal
    • 通信方式和移动通信终端
    • US09042832B2
    • 2015-05-26
    • US13505982
    • 2011-05-18
    • Xianjin Gu
    • Xianjin Gu
    • H04B1/00H04B15/02H04M1/725
    • H04B1/3838H04B15/02H04B17/11H04M1/72591H04W52/28
    • The present invention relates to the communication field and describes a communication method and a mobile communication terminal. The communication method and the mobile communication terminal according to the present invention add new capabilities to mobile communication terminals, including cell phones, such that they can choose from a plurality of radio frequency parameter sets for communications. The present invention enables cell phones to store a plurality of radio frequency parameter sets, and necessary changes to RF parameters can be assessed according to different user demands or external application environments such that the cell phone software can switch to upload the most appropriate RF parameters. Consequently, an antenna can obtain optimal parameters such that a cell phone can obtain optimal radiation properties without the need to design a new antenna and can meet HAC requirements by operators.
    • 本发明涉及通信领域,并描述了通信方法和移动通信终端。 根据本发明的通信方法和移动通信终端向移动通信终端(包括蜂窝电话)添加新功能,使得它们可以从用于通信的多个射频参数集中选择。 本发明使得蜂窝电话能够存储多个射频参数集,并且可以根据不同的用户需求或外部应用环境来评估对RF参数的必要改变,使得蜂窝电话软件可以切换到上传最合适的RF参数。 因此,天线可以获得最佳参数,使得手机可以获得最佳的辐射特性,而不需要设计新天线并且可以满足操作者的HAC要求。
    • 9. 发明授权
    • Mobile communication terminal and incoming call management method
    • 移动通信终端和来电管理方法
    • US08929860B2
    • 2015-01-06
    • US13978876
    • 2012-02-07
    • Dawei YeYu Zheng
    • Dawei YeYu Zheng
    • H04W12/12H04W8/18H04W4/16H04W4/00
    • H04W8/183H04W4/16H04W4/60
    • The invention discloses a mobile communication terminal and an incoming call management method. The mobile communication terminal comprises a master SIM card and an auxiliary SIM card. The method comprises the following steps: when receiving an incoming call to the auxiliary SIM card, determining whether the auxiliary SIM card is locked; if the auxiliary SIM card is locked, stopping responding to the incoming call, and waiting for receiving from a user an instruction of whether to send a prompt message to inform a caller for the incoming call; and when receiving from the user an instruction of sending a prompt message to inform the caller for the incoming call, transmitting a prompt message that is automatically generated by the system or manually edited by the user to the caller with the master SIM card.
    • 本发明公开了一种移动通信终端和来电管理方法。 移动通信终端包括主SIM卡和辅助SIM卡。 该方法包括以下步骤:当接收到辅助SIM卡的呼入时,确定辅助SIM卡是否被锁定; 如果辅助SIM卡被锁定,停止响应来电,并等待从用户接收到是否发送提示消息以通知呼叫者来话呼叫的指令; 并且当从用户接收到发送提示消息以通知呼叫者来话呼叫的指令时,发送由系统自动生成或由用户手动编辑的提示消息给主SIM卡。