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    • 53. 发明授权
    • Receiving circuit, transmitting circuit, micro-controller and method for power line carrier communication
    • 电力线载波通信接收电路,发送电路,微控制器及方法
    • US08654897B2
    • 2014-02-18
    • US13609240
    • 2012-09-10
    • Yajun HuSong PanJian CuiGuangsheng ChenRui Wang
    • Yajun HuSong PanJian CuiGuangsheng ChenRui Wang
    • H03D3/00H03K9/06
    • H04M11/066H04B3/542
    • A receiving circuit, a transmitting circuit, a micro-controller, and a method for power line carrier communication. The receiving circuit includes: an analog amplifier, a receiving filter, an analog-to-digital converter, a digital mixer, a digital filter, and a digital demodulator connected successively. The transmitting circuit includes: a digital modulator, a gain controller, a digital-to-analog converter, a transmitting filter, and a transmitting amplifier connected successively. The micro-controller includes a central processor and the receiving circuit or the transmitting circuit. The method for power line carrier communication can be implemented based on the receiving circuit or the micro-controller. The receiving circuit, the transmitting circuit, the micro-controller, and the method for power line carrier communication provided by present invention solve the defect of supporting only one modulation or demodulation mode in a conventional power line carrier communication system, and can process a power line carrier signal in different modulation or demodulation modes.
    • 接收电路,发送电路,微控制器和电力线载波通信的方法。 接收电路包括:连续连接的模拟放大器,接收滤波器,模数转换器,数字混频器,数字滤波器和数字解调器。 发送电路包括:数字调制器,增益控制器,数 - 模转换器,发送滤波器和连续连接的发送放大器。 微控制器包括中央处理器和接收电路或发射电路。 电力线载波通信的方法可以基于接收电路或微控制器实现。 本发明提供的接收电路,发射电路,微控制器和电力线载波通信方法解决了传统电力线载波通信系统中仅支持一种调制或解调模式的缺陷,并且可以处理功率 线载波信号在不同的调制或解调模式。
    • 54. 发明授权
    • Micro-controller, processing method and device for power line carrier signal reception
    • 微控制器,电源线载波信号接收的处理方法和装置
    • US08649468B2
    • 2014-02-11
    • US13609245
    • 2012-09-10
    • Rui WangSong PanJian CuiJun YuanYajun Hu
    • Rui WangSong PanJian CuiJun YuanYajun Hu
    • H04L27/06
    • H04B3/542
    • The present invention provides a micro-controller, a processing method and device for power line carrier signal reception, where the method includes: an analog mixer mixes received power line carrier signals, an analog filter filters the mixed power line carrier signals, an analog-to-digital converter converts the filtered signals, a digital mixer mixes converted signals, a digital filter filters the mixed signals and a digital demodulator demodulates the filtered signals to obtain base band data. The present invention also provides a corresponding device and a micro-controller including the device. The technical solution of the present invention can modulate the carrier signals of any frequency to a fixed frequency through two-stage frequency mixing, so that demodulation of power line carrier signals with any frequency is possible.
    • 本发明提供了一种用于电力线载波信号接收的微控制器,处理方法和装置,其中所述方法包括:模拟混频器混合接收到的电力线载波信号,模拟滤波器对混合电力线载波信号进行滤波, 数字转换器转换滤波后的信号,数字混频器混合转换的信号,数字滤波器对混合信号进行滤波,并且数字解调器解调滤波后的信号以获得基带数据。 本发明还提供了包括该装置的相应装置和微控制器。 本发明的技术方案可以通过两级混频将任何频率的载波信号调制到固定频率,从而可以对具有任何频率的电力线载波信号进行解调。