Pemancar video nirkabel COFDM satu arah Modul pemancar transmisi transparan nirkabel port jaringan COFDM satu arah

• 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

Fungsi modul transmisi transparan nirkabel port jaringan COFDM satu arah：

• 通过网口接收上位机数据，再将网口数据发射出去。
• masukan data：Pelabuhan jaringan，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，4Soket dengan jarak PIN 1,25 mm，可对接我们的参数配置面板(SconA、SconB或SconC)。Pengguna dapat mengatur parameter melalui port serial：Frekuensi kerja tengah、无线带宽以及其它调制参数(Interval penjaga、Tingkat kode konvolusi、星座方式、mengirimkan keuntungan, dll.)。
• antarmuka transmisi COFDM(terima kasih)：Kursi wanita MMCX。
• Antarmuka kartu TF，Untuk peningkatan dan pemeliharaan perangkat lunak。
• Antarmuka masukan daya(Kekuasaan)：2Terminal PIN 2.0mm pitch Phoenix。tegangan suplai：7V ~ 24V。
• Indikator LED tautan：发射工作指示灯，数据正常发射时闪烁。
• Indikator LED daya：Indikator masukan daya，Selalu menyala saat catu daya normal。
• 发射模块尺寸：73dan pemeliharaan(Tidak termasuk ukuran perangkat antarmuka dan konektor yang menonjol dari tepi papan)、Ketebalan kurang dari 15mm。
• 支持的COFDM调制参数：
• Rasio Pengodean Konvolusional yang Dapat Dikonfigurasi：1/2，2/3，3/4，5/6，7/8
• 可配置的星座方式：QPSK / QAM16 / QAM64
• Modus IFFT：2K
• Interval penjaga yang dapat dikonfigurasi：1/4，1/8，1/16，1/32
• lebar pita nirkabel：1~8MHz MHz可调，1langkah KHz
• Daya output RF yang dapat dikonfigurasi：-94Daya keluaran RF yang dapat dikonfigurasi(不同工作频点，最大发射功率不一样)
• Frekuensi kerja tengah：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(Tingkat antarmuka udara)：

Menilai(Daya keluaran RF yang dapat dikonfigurasi) Daya keluaran RF yang dapat dikonfigurasi (BandWidth(MHz) * 8.0/7.0) / (1+prajurit) * 1512/2048*Daya keluaran RF yang dapat dikonfigurasi(Daya keluaran RF yang dapat dikonfigurasi) * Daya keluaran RF yang dapat dikonfigurasi * 188/204.

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

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

Itu One-Way COFDM Wireless Video Transmitter is a high-performance transmission solution designed for professional applications requiring stable, jarak jauh, and high-quality wireless data and video delivery. This module combines a Pemancar dan penerima COFDM sistem, mendukung one-way network port wireless transparent transmission, making it ideal for CCTV, pemantauan industri, 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, hemat biaya, 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.

Fitur dan fungsi utama

1. Teknologi Modulasi COFDM:
   The transmitter uses Multiplexing Divisi Frekuensi Ortogonal Berkode (COFDM), which provides excellent resistance to multipath interference, kabur, and environmental noise. It is capable of transmitting high-quality video and data over tidak saling berhadapan (NLOS) lingkungan, making it ideal for urban and complex terrains.
2. Network Port Transparent Transmission:
   Sistem mendukung 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 port Ethernet, then converts it into COFDM signals, and the receiver outputs the data back through the Ethernet port for immediate use.
3. Parameter yang Dapat Dikonfigurasi:
   Users can configure 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, termasuk QPSK, 16-QAM, and 64-QAM, and offers adjustable guard intervals of 1/4, 1/8, 1/16, dan 1/32, ensuring flexibility and robustness for different deployment scenarios.
4. 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.
5. Frequency and Bandwidth Configuration:
   The center operating frequency and channel bandwidth can be customized to meet specific frequency allocation requirements. Itu 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.
6. High Reliability and Real-Time Monitoring:
   The module’s design allows users to monitor signal strength, tingkat kesalahan, 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.
7. Aplikasi:
   This one-way COFDM transmitter module is suitable for jaringan nirkabel industri, pemantauan jarak jauh, 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.

Ringkasan

Itu One-Way COFDM Network Port Wireless Transparent Transmission Transmitter Module memberikan yang kuat, dapat dikonfigurasi, 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.