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    • 6. 发明申请
    • Mobile terminal circuit including an RFID tag and wireless identification method using the same
    • 包括RFID标签的移动终端电路和使用其的无线识别方法
    • US20050075079A1
    • 2005-04-07
    • US10777807
    • 2004-02-12
    • Dae-Gunn JeiSeo-Young Park
    • Dae-Gunn JeiSeo-Young Park
    • H04B5/02G06K7/00G06K19/07H04B1/59H04B7/26H04B1/38
    • G06K7/0008G06K19/0723
    • A mobile terminal circuit for transmitting radio frequency identification (RFID) data to an RFID reader. The mobile terminal circuit comprises an antenna for communication with the RFID reader; a memory portion for storing RFID data together with mobile terminal protocol data; a codec for encoding the RFID data into RFID codec data; a modulator connected to the codec, for modulating the RFID codec data into RFID modulation data; a processor connected to the memory portion, for extracting RFID data stored in the memory portion and delivering the extracted RFID data to the codec; a detector connected to the antenna and the processor, for informing the processor of approach of the RFID reader; a first clock generator connected to the processor and the memory portion, for providing operation timing to the processor and the memory portion; and a second clock generator connected to the first clock generator, the codec and the modulator, for providing operation timing to the codec and the modulator.
    • 一种用于向RFID读取器发送射频识别(RFID)数据的移动终端电路。 移动终端电路包括用于与RFID读取器通信的天线; 存储部分,用于存储RFID数据与移动终端协议数据; 用于将RFID数据编码成RFID编解码器数据的编解码器; 连接到编解码器的调制器,用于将RFID编解码器数据调制成RFID调制数据; 连接到存储器部分的处理器,用于提取存储在存储器部分中的RFID数据,并将所提取的RFID数据传送到编解码器; 连接到天线和处理器的检测器,用于通知处理器RFID读取器的接近; 连接到处理器和存储器部分的第一时钟发生器,用于向处理器和存储器部分提供操作定时; 以及连接到第一时钟发生器,编解码器和调制器的第二时钟发生器,用于向编解码器和调制器提供操作定时。
    • 7. 发明授权
    • Contactless battery charger
    • 非接触式电池充电器
    • US06683438B2
    • 2004-01-27
    • US10037615
    • 2002-01-04
    • Sang-Kyu ParkSeo-Young ParkMae-Jin Park
    • Sang-Kyu ParkSeo-Young ParkMae-Jin Park
    • H02J700
    • H02J50/10H02J7/025
    • Disclosed is a contactless battery charger that avoids contact failure between a battery pack and the battery charger including a converter and a charging unit. A converter includes a primary side of a printed circuit board (PCB) transformer. The converter converts a commercial electric power to a high-frequency square wave, applies the converted high-frequency square wave to the primary side of the PCB transformer, and controls generation of a charge current depending on charge state information provided. A charging unit includes a secondary side of the PCB transformer. The charging unit converts to a DC voltage an electromotive force induced at the secondary side of the PCB transformer by a magnetic field generated by the square wave applied to the primary side of the PCB transformer, charges a rechargeable battery with the DC voltage, and provides the charge state information to the converter.
    • 公开了一种非接触式电池充电器,其避免电池组与包括转换器和充电单元的电池充电器之间的接触故障。 A转换器包括印刷电路板(PCB)变压器的初级侧。 转换器将商用电力转换为高频方波,将转换的高频方波应用于PCB变压器的初级侧,并根据提供的充电状态信息来控制充电电流的产生。 充电单元包括PCB变压器的次级侧。 充电单元通过由施加到PCB变压器的初级侧的方波产生的磁场将直流电压转换成在PCB变压器的次级侧感应的电动势,对具有直流电压的可再充电电池进行充电,并提供 电荷状态信息到转换器。