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

One-way COFDM ethernet PI wireless transparent transmission transmitter module network port

One-way COFDM network port wireless transparent transmission transmitter module

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。
数据输入：Ağ bağlantı noktası，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 1,25 mm aralıklı koltuk，可对接我们的参数配置面板(ScoA、SconB或SconC)。用户可通过配参串口设置：Merkezi çalışma frekans noktası、无线带宽以及其它调制参数(如保护间隔、卷积码率、星座方式、发射增益等)。
COFDM发射接口(Tx)：MMCX母座。
TF kart arayüzü，软件升级维护用。
Güç girişi arayüzü(Güç)：2PIN 2.0mm间距凤凰端子。Besleme gerilimi：7V~24V。
Link LED指示灯：发射工作指示灯，数据正常发射时闪烁。
Power LED指示灯：电源输入指示灯，Güç normal şekilde sağlandığında her zaman açık。
发射模块尺寸：73x51mm(Kartın kenarından çıkıntı yapan arayüz bileşenlerinin ve konektörlerin boyutları hariç)、厚度小于15mm。
支持的COFDM调制参数：
可配置卷积编码比率：1/2，2/3，3/4，5/6，7/8
可配置的星座方式：QPSK/QAM16/QAM64
IFFT模式：2K
可配置的保护间隔：1/4，1/8，1/16，1/32
kablosuz bant genişliği：1~8MHz MHz可调，1KHz步进
可配置的RF输出功率：-94dbm ~ -5dbm(不同工作频点，最大发射功率不一样)
Merkezi çalışma frekans noktası：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(空口速率)：

Oran(MB/sn) = (BandWidth(MHz) * 8.0/7.0) / (1+GI) * 1512/2048*log2(constellation point) * code_rate * 188/204.

以8MHz带宽为例不同的保护间隔，卷积码率，星座对应的数据速率及所要求的接收信噪比：

One-way COFDM ethernet PI wireless transparent transmission transmitter module network port3

İçindekiler

One-Way COFDM Wireless Video Transmitter and Network Port Transmission Module

The One-Way COFDM Wireless Video Transmitter is a high-performance transmission solution designed for professional applications requiring stable, uzun menzilli, and high-quality wireless data and video delivery. This module combines a COFDM verici ve alıcı sistem, destek one-way network port wireless transparent transmission, making it ideal for CCTV, endüstriyel izleme, live video streaming, and other applications where reliable data transfer is critical.

The module operates in a one-way transmission mode, meaning that it sends data from the transmitter to the receiver without requiring a return signal or feedback from the receiver. This type of system is efficient, uygun maliyetli, and ideal for scenarios where two-way communication is not necessary, such as security camera deployments, point-to-point video links, or fixed wireless networks. The transmitter converts the incoming network data into a COFDM-modulated RF signal and sends it over the air, while the receiver captures and converts the signal back to network data for seamless integration into IP networks.

Key Features and Functionality

COFDM Modülasyon Teknolojisi:
The transmitter uses Kodlanmış Ortogonal Frekans Bölmeli Çoğullama (COFDM), which provides excellent resistance to multipath interference, solma, and environmental noise. It is capable of transmitting high-quality video and data over görüş hattı olmayan (NLOS) ortamlar, making it ideal for urban and complex terrains.
Network Port Transparent Transmission:
Sistem destekliyor transparent Ethernet/IP transmission, meaning data from devices connected to the network port can be transmitted over RF without alteration. The transmitter module accepts data input via Ethernet bağlantı noktası, then converts it into COFDM signals, and the receiver outputs the data back through the Ethernet port for immediate use.
Configurable Parameters:
Kullanıcılar yapılandırabilir convolutional coding ratios (1/2, 2/3, 3/4, 5/6, 7/8) to optimize error correction and transmission reliability based on environmental conditions. The module supports multiple modulation schemes, içermek QPSK, 16-QAM, and 64-QAM, and offers adjustable guard intervals of 1/4, 1/8, 1/16, ve 1/32, ensuring flexibility and robustness for different deployment scenarios.
Transmission Interface and Power Supply:
The COFDM transmitter interface operates at 7V to 24V DC, with real-time status indicators showing data transmission activity. The module flashes data indicators to show proper operation, ensuring easy monitoring and troubleshooting during deployment.
Frequency and Bandwidth Configuration:
The center operating frequency and channel bandwidth can be customized to meet specific frequency allocation requirements. The operating frequency point is configurable, with formulas provided to optimize bandwidth utilization and achieve maximum efficiency for different deployment scenarios. This ensures compatibility with a wide range of regulatory environments and project needs.
High Reliability and Real-Time Monitoring:
The module’s design allows users to monitor signal strength, error rates, and link quality in real-time, providing confidence in continuous operation. The receiver automatically demodulates the COFDM signal and outputs the original network data with minimal latency, ensuring high reliability for critical applications.
Uygulamalar:
This one-way COFDM transmitter module is suitable for industrial wireless networks, uzaktan izleme, security camera networks, point-to-point video links, and unmanned vehicle telemetry. Its transparent network transmission capabilities allow it to integrate seamlessly into existing IP networks without requiring specialized software or additional configuration.

Özet

The One-Way COFDM Network Port Wireless Transparent Transmission Transmitter Module provides a robust, yapılandırılabilir, and reliable solution for long-distance wireless video and data transmission. Its combination of COFDM modulation, configurable coding ratios, and transparent Ethernet/IP transmission makes it suitable for both professional and industrial deployments. With adjustable frequency, bandwidth, and modulation settings, users can optimize performance based on their environment, ensuring stable, high-quality data delivery over distances even in challenging non-line-of-sight conditions.