- COFDM无线发射模块+接收模块,组成单向无线传输网口透传链路
- 发射模块通过网口接收数据,将网口接收到的数据以COFDM方式发射出去
- 接收端收到数据后解调,再通过网口输出
![Hanya ɗaya COFDM Ethernet PI mara waya mai watsa watsawa ta hanyar sadarwa tashar tashar tashar COFDM mara igiyar watsawa module One-way COFDM ethernet PI wireless transparent transmission transmitter module network port](https://i0.wp.com/ivcan.com/wp-content/uploads/2022/02/One-way-COFDM-ethernet-PI-wireless-transparent-transmission-transmitter-module-network-port.webp?resize=756%2C756&ssl=1)
![COFDM cibiyar sadarwa ta hanyar sadarwa ta hanyar sadarwa ta hanyar sadarwa mara waya mara waya ta gaskiya One-way COFDM network port wireless transparent transmission transmitter module](https://i0.wp.com/ivcan.com/wp-content/uploads/2022/02/One-way-COFDM-network-port-wireless-transparent-transmission-transmitter-module.webp?resize=825%2C825&ssl=1)
单向COFDM网口无线透传发射模块功能:
- 通过网口接收上位机数据,再将网口数据发射出去。
- shigar da bayanai:网口,支持协议UDP广播/组播。物理接口:RJ45座子或4PIN 1.25mm间距座子
- CFG-UART:COFDM调制参数配置串口,4PIN 1.25mm tazarar soket,可对接矽海达参数配置面板(SconA、SconB或SconC)。Mai amfani zai iya saita sigogi ta tashar tashar jiragen ruwa:Mitar aiki ta tsakiya、无线带宽以及其它调制参数(tazarar tsaro、Adadin lambar juyi、星座方式、watsa riba, da sauransu.)。
- COFDM watsa dubawa(Tx):MMCX mata kujera。
- TF katin dubawa,Don haɓaka software da kiyayewa。
- Shigar da wutar lantarki(Power):2PIN 2.0mm filin tashar Phoenix。wutar lantarki wadata:7V ~ 24V。
- Link LED nuna alama:发射工作指示灯,数据正常发射时闪烁。
- Alamar wutar lantarki:Alamar shigar da wutar lantarki,Koyaushe yana kunne lokacin da wutar lantarki ta zama al'ada。
- 发射模块尺寸:73SconB ko SconC(Ba ya haɗa da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo)、Kauri kasa da 15mm。
- 支持的COFDM调制参数:
- Matsakaicin Tsarin Rubutun Juyin Halitta:1/2,2/3,3/4,5/6,7/8
- 可配置的星座方式:QPSK / QAM16 / QAM64
- Yanayin IFFT:2K
- Tazarar tsaro mai iya daidaitawa:1/4,1/8,1/16,1/32
- mara waya bandwidth:1~8MHz MHz可调,1KHz mataki
- Ƙarfin fitarwa na RF mai daidaitawa:-94ban da girman na'urorin dubawa da masu haɗin kai da ke fitowa daga gefen allo(不同工作频点,最大发射功率不一样)
- Mitar aiki ta tsakiya:200MHz~2300MHz之间可任意配置
COFDM无线传输系统传输速率计算
无线传输速率(Yawan mu'amalar iska):
Rate(COFDM mara waya watsa tsarin watsa lissafin kudi) COFDM mara waya watsa tsarin watsa lissafin kudi (bandwidth(MHz) * 8.0/7.0) / (1+GI) * 1512/2048*COFDM mara waya watsa tsarin watsa lissafin kudi(COFDM mara waya watsa tsarin watsa lissafin kudi) * COFDM mara waya watsa tsarin watsa lissafin kudi * 188/204.
以8MHz带宽为例不同的保护间隔,Adadin lambar juyi,星座对应的数据速率及所要求的接收信噪比:
![COFDM mara waya watsa tsarin watsa lissafin kudi One-way COFDM ethernet PI wireless transparent transmission transmitter module network port3](https://i0.wp.com/ivcan.com/wp-content/uploads/2022/02/One-way-COFDM-ethernet-PI-wireless-transparent-transmission-transmitter-module-network-port3.webp?resize=580%2C434&ssl=1)
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