适用于 Android 的 COFDM 接收器，带无线视频和音频传输系统

COFDM Receiver for Android

适用于 Android 的 COFDM 接收器，带无线视频和音频传输系统

 系统优势

  • 远距离传输距离
  • 实时传输系统
  • Delay time is very short — less than 500ms
  • 完美的图像质量, 明亮的色彩和图像平滑

特征

  • 发射功率1W
  • 极其轻便且坚固的外壳
  • 振动, 抗冲击性,
  • COFDM调制的应用, MPEG-2的 / H.264 压缩
  • 小型, 102 仅有× 60 × 21.5 毫米
  • 完美的移动应用
  • 高品质视频传输

技术参数

  • 调制类型: 正交频分复用正交相移键控 (4QAM), 16QAM, 64QAM
  • 工作频率: 300-900 兆赫; (每1M可调)
  • 天线增益: 2.15分贝
  • 发送功率: 30分贝 (可调整的)
  • 射频带宽: 1.25 / 2.5 / 6/7/8 兆赫 (可选的)
  • FEC (前向纠错): 1/2 2/3 3/4 7/8
  • 保护间隔: 1/4, 1/8, 1/16, 1/32
  • 加密方式 : 128 – 位AES (可设置用户密码)
  • 工作电压 : 直流12V
  • 工作温度 ： -10 ～ 70 ℃
  • 外形尺寸 : 102 * 60 * 21.5 (毫米)
  • 重量: 170G (不包括天线)
  • 传输距离 ：100 米高, 5-7 公里距离

介绍

This product is a new type of wireless video device. Using the latest COFDM modulation and MPEG-2 video compression technology, it is able to complete video transmission in high-speed sports and NLOS (非视线) 状况. The diversity reception technique greatly improves the quality of all reception conditions.

COFDM Receiver
COFDM Receiver for Android
Wireless video
Wireless video and audio transmission

概述

该 COFDM Receiver for Android is an advanced, high-performance wireless receiver designed for seamless HD video and audio transmission to Android devices. Utilizing the latest 编码正交频分复用 (COFDM图传) modulation technology combined with MPEG-2 and H.264 video compression, this receiver ensures 高质量, 实时视频流 即使在充满挑战的环境中.

袖珍的, 轻巧的, 和坚固耐用, the device measures 102 × 60 × 21.5 毫米 and weighs just 170 克 (不包括天线), making it ideal for mobile deployment, UAV integration, vehicle-based monitoring, and field operations. 尽管其外形很小, the COFDM Receiver delivers robust signal reception, long-range coverage, and excellent resistance to interference from multipath reflections, obstructions, and high-speed movement.

With a transmission delay of 少于 500 毫秒, the receiver provides near-instantaneous video feedback, 使其适合于 实时监控, drone navigation, 紧急响应, and live event broadcasting. 它是 high-quality video output features bright, accurate colors, 平滑运动, and minimal artifacts, ensuring a professional-grade visual experience on Android devices.

The receiver also incorporates AES-128 加密 to secure transmitted content, protecting sensitive information during surveillance, 安全, or industrial monitoring tasks. 它是 flexible frequency range (300–900 MHz) and adjustable RF bandwidth allow for seamless integration with various COFDM transmitters and operational environments.

系统优势

  1. 远距离传输
    • Capable of receiving signals over 5–7 kilometers under optimal line-of-sight conditions.
    • Supports non-line-of-sight (NLOS) 手术, maintaining video quality even when obstacles obstruct the direct signal path.
  2. Real-Time Video Transmission
    • Extremely low latency ensures instantaneous feedback, crucial for UAV operations, 移动监控, and live event coverage.
  3. 高品质视频
    • Maintains sharp, vibrant, and smooth images at all times.
    • Eliminates common video artifacts such as pixelation, 拖拽, and mosaic effects, even in high-speed or interference-prone environments.
  4. 崎岖, Mobile-Ready Design
    • Lightweight and compact, making it ideal for mobile, 手持式, or vehicle-based deployment.
    • Shock and vibration-resistant, suitable for UAV, automotive, and field operations.
  5. NLOS (非视距) 表现
    • Strong diffraction and multipath handling capabilities allow reliable reception in complex urban or natural environments.
  6. Enhanced Diversity Reception
    • COFDM’s diversity reception ensures stable and consistent video quality under varying environmental conditions.

主要特点

  • 发射功率: 1W¯¯, with adjustable RF output up to 30 分贝, providing flexibility for different operational distances.
  • COFDM调制: 支持QPSK (4QAM), 16QAM, and 64QAM for optimized data rate, 稳定, and interference resistance.
  • 视频压缩: MPEG-2 and H.264 for efficient high-definition decoding on Android devices.
  • Adjustable RF Bandwidth: Options include 1.25, 2.5, 6, 7, 要么 8 MHz to match operational and regulatory requirements.
  • 前向纠错 (FEC): 可配置的比率 1/2, 2/3, 3/4, 和 7/8 for superior error resilience.
  • 保护间隔: Guard intervals of 1/4, 1/8, 1/16, 要么 1/32 for mitigating multipath interference.
  • AES-128 Encryption: Optional user-defined password for secure and private video transmission.
  • 紧凑的尺寸: 102 × 60 × 21.5 毫米, enabling easy integration into UAVs, 车辆, or handheld setups.
  • 轻的: 170 G, designed for mobile applications without adding operational load.
  • 工作电压: DC 12V compatible with UAV systems, 车辆, and portable battery packs.
  • 工作温度: -10°C 至 +70°C, allowing deployment in harsh outdoor conditions.
  • 天线增益: 2.15 分贝, optimized for mobile and aerial reception.
  • 传输距离: Capable of 5–7 km in typical outdoor conditions; range may vary depending on terrain, 障碍, and transmitter power.

技术参数

范围规范
调制类型COFDM图传 (QPSK / 16QAM / 64QAM)
工作频率300–900 MHz (可调每 1 兆赫)
天线增益2.15 分贝
射频输出功率30 分贝 (可调整的)
射频带宽1.25 / 2.5 / 6 / 7 / 8 兆赫 (可选的)
前向纠错 (FEC)1/2, 2/3, 3/4, 7/8
保护间隔1/4, 1/8, 1/16, 1/32
视频压缩MPEG-2的, H.264
加密AES-128 (user-configurable)
工作电压直流12V
工作温度-10°C 至 +70°C
外形尺寸102 × 60 × 21.5 毫米 (不包括天线)
重量170 G (不包括天线)
传输距离视距: 5–7 km; NLOS: variable depending on environment

应用

The COFDM Receiver for Android is highly versatile and can be deployed across a wide array of industries and operational scenarios:

  1. UAV and Drone Operations
    • Supports high-definition video reception for drone reconnaissance, 航空摄影, 检查, 和测绘.
    • Maintains stable NLOS performance, ensuring uninterrupted video feeds in urban, 森林覆盖的, or complex terrains.
  2. 移动监控
    • Ideal for integration into mobile command vehicles, 警车, security vans, and emergency response units.
    • Supports DC 12V input and compact form factor for easy installation and portability.
  3. Security and Law Enforcement
    • Provides reliable, real-time video feeds for security monitoring, 边境巡逻, 消防, and emergency operations.
    • AES-128 encryption protects sensitive video from unauthorized access.
  4. 工业和基础设施监控
    • Enables remote monitoring of pipelines, 发电站, industrial facilities, 和关键基础设施.
    • High-definition video supports early fault detection, operational oversight, and process optimization.
  5. 广播和现场活动报道
    • Receives HD feeds from COFDM transmitters for professional media, news, 运动的, 和户外活动.
    • Real-time streaming with minimal latency ensures smooth live coverage.
  6. Research and Field Studies
    • Supports scientific research, 野生动物监测, and field observation where real-time video is critical.
    • Compact and portable design facilitates field deployment in remote locations.

可选功能和定制

  • Extended Frequency Bands: Customizable frequency ranges beyond 900 MHz 适用于特殊应用.
  • High-Power Receiver Options: Enhanced RF sensitivity and power for extended range reception.
  • External Antennas: High-gain directional or omnidirectional antennas for improved signal quality.
  • Enhanced Encryption: AES-256 or proprietary encryption solutions for higher security requirements.
  • 固件更新: USB-upgradable firmware ensures compatibility with new COFDM transmitters and features.
  • Waterproof/Rugged Enclosures: Optional IP-rated enclosures for operation in rain, 灰尘, or industrial environments.
  • Multiple Receiver Pairing: Supports simultaneous reception from multiple COFDM transmitters, ideal for multi-camera setups.

结论

该 COFDM Receiver for Android 是一个 cutting-edge wireless video and audio reception solution designed for professionals who require 高质量, 实时视频 在苛刻的环境中. 杠杆作用 COFDM调制, advanced error correction, and H.264/MPEG-2 decoding, 它提供了 清除, 光滑的, and low-latency video, even under high-speed movement or in NLOS conditions.

它是 尺寸紧凑, 轻量化设计, and rugged construction make it highly portable for UAV, vehicle-based, and handheld deployment. With adjustable 频率, 带宽, 和加密选项, this receiver is adaptable for a wide range of operational needs and regulatory requirements.

Whether deployed for 无人机监控, 移动指挥中心, 紧急响应, 工业监控, or live event broadcasting, the COFDM Receiver for Android ensures 安全的, 可靠的, and professional-grade video reception, making it an essential tool for modern wireless video operations.

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