西南师范大学学报（自然科学版）
西南師範大學學報（自然科學版）
서남사범대학학보（자연과학판）
JOURNAL OF SOUTHWEST CHINA NORMAL UNIVERSITY
2015年
4期
59-64
,共6页
杨奕%谷加新%周川云%杨川
楊奕%穀加新%週川雲%楊川
양혁%곡가신%주천운%양천
共射级放大%PFM调制%超低功耗%红外光通信
共射級放大%PFM調製%超低功耗%紅外光通信
공사급방대%PFM조제%초저공모%홍외광통신
common-emitter stage amplification%PFM modulation%low power consumption%infrared opti-cal communication
采用分离元件，以STM32F103ZE微处理器作为控制核心，设计了一种红外光通信装置以及超低功耗三维中继器，实现数字或模拟信号的无线传输以及任意方向转发．该装置主要由红外光发射器、三维中继转发器和红外光接收器等模块组成，使用同步传输协议，以脉冲调频的方式调制解调，实现了数字化无线通信的目的，解决了光通信仅能单一方向传递的问题，具有功耗低，传输距离较远的优点．并以音频传输为原型，在13 m左右的三维空间里实时传输0.1～10 kHz频带内的音频信号．
採用分離元件，以STM32F103ZE微處理器作為控製覈心，設計瞭一種紅外光通信裝置以及超低功耗三維中繼器，實現數字或模擬信號的無線傳輸以及任意方嚮轉髮．該裝置主要由紅外光髮射器、三維中繼轉髮器和紅外光接收器等模塊組成，使用同步傳輸協議，以脈遲調頻的方式調製解調，實現瞭數字化無線通信的目的，解決瞭光通信僅能單一方嚮傳遞的問題，具有功耗低，傳輸距離較遠的優點．併以音頻傳輸為原型，在13 m左右的三維空間裏實時傳輸0.1～10 kHz頻帶內的音頻信號．
채용분리원건，이STM32F103ZE미처리기작위공제핵심，설계료일충홍외광통신장치이급초저공모삼유중계기，실현수자혹모의신호적무선전수이급임의방향전발．해장치주요유홍외광발사기、삼유중계전발기화홍외광접수기등모괴조성，사용동보전수협의，이맥충조빈적방식조제해조，실현료수자화무선통신적목적，해결료광통신부능단일방향전체적문제，구유공모저，전수거리교원적우점．병이음빈전수위원형，재13 m좌우적삼유공간리실시전수0.1～10 kHz빈대내적음빈신호．
By means of the separation of components ,and taking the STM32F103ZE microprocessor as the control core ,an infrared optical communication device and three‐dimensional ultra‐low power repeaters have been designed ,contributing to the wireless transmission and the transponding in any directions while transmitting the digital or analog signals .The entire device consists of an infrared light emitter ,a three‐di‐mensional repeater and a infrared optical receiver and so on .It can achieve the purpose of digital wireless communications ,and make up for the single directional transmission defects of the optical communication by means of a synchronous transmission protocol and the demodulation of PFM modulation .It has the ad‐vantages of the low power consumption and the long‐distance transmission .With the audio transmission as the prototype ,transmit audio signal within 0.1-10 kHz band in three‐dimensional space of about 12 me‐ters in real time .
