COFDM Receiver for Android with Wireless video and audio transmission system

COFDM Receiver for Android

COFDM Receiver for Android with Wireless video and audio transmission system

 System advantages

  • Long distance transmission distance
  • Real-time transmission system
  • Delay time is very short — less than 500ms
  • 完美的圖像質量, bright colors and image smoothing

特徵

  • 發射功率1W
  • Extremely lightweight and rugged housing
  • 振動, impact resistance,
  • Application of COFDM modulation, MPEG-2 / H.264 壓縮
  • 小型, 102 only × 60 × 21.5 毫米
  • Perfect mobile application
  • Video transmission of high quality

技術參數

  • 調製類型: COFDM QPSK (4QAM), 16QAM, 64QAM
  • 工作頻率: 300-900 兆赫; (adjustable per 1M)
  • The antenna gain: 2.15分貝
  • Send power: 30分貝 (可調節的)
  • 射頻頻寬: 1.25 / 2.5 / 6/7/8 兆赫 (選修的)
  • FEC (前向糾錯): 1/2 2/3 3/4 7/8
  • Protection interval: 1/4, 1/8, 1/16, 1/32
  • Encryption Method : 128 – 位元AES (Can Set User Password)
  • Operating voltage : DC12V
  • Operating temperature ： -10 ～ 70 ℃
  • 方面 : 102 * 60 * 21.5 (毫米)
  • 重量: 170G (不含天線)
  • 傳輸距離 ：100 meters high, 5-7 公里距離

介紹

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 (非視線) 狀況. 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

Overview

The 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 編碼正交頻分複用 (COFDM) modulation technology combined with MPEG-2 and H.264 video compression, this receiver ensures 高品質, real-time video streaming 即使在充滿挑戰的環境中.

袖珍的, 輕的, and rugged, the device measures 102 × 60 × 21.5 毫米 and weighs just 170 克 (不含天線), 使其非常適合 mobile deployment, UAV integration, vehicle-based monitoring, and field operations. Despite its small form factor, the COFDM Receiver delivers robust signal reception, long-range coverage, and excellent resistance to interference from multipath reflections, obstructions, 和高速運動.

With a transmission delay of 少於 500 毫秒, the receiver provides near-instantaneous video feedback, 使其適合於 即時監控, drone navigation, 緊急回應, and live event broadcasting. 它是 high-quality video output features bright, accurate colors, smooth motion, and minimal artifacts, ensuring a professional-grade visual experience on Android devices.

The receiver also incorporates AES-128 encryption 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.

System Advantages

  1. 遠距離傳輸
    • Capable of receiving signals over 5–7 kilometers under optimal line-of-sight conditions.
    • Supports non-line-of-sight (NLOS) 手術, 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, 移動監控, and live event coverage.
  3. 高品質視頻
    • Maintains sharp, 充滿活力的, and smooth images at all times.
    • Eliminates common video artifacts such as pixelation, dragging, and mosaic effects, even in high-speed or interference-prone environments.
  4. 崎嶇, 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 (非視距) 表現
    • 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.

主要特點

  • 發射功率: 1W¯¯, with adjustable RF output up to 30 分貝, providing flexibility for different operational distances.
  • COFDM調製: Supports QPSK (4QAM), 16QAM, and 64QAM for optimized data rate, 穩定, and interference resistance.
  • 視訊壓縮: MPEG-2 and H.264 for efficient high-definition decoding on Android devices.
  • Adjustable RF Bandwidth: Options include 1.25, 2.5, 6, 7, 或者 8 MHz to match operational and regulatory requirements.
  • 前向糾錯 (FEC): Configurable ratios of 1/2, 2/3, 3/4, 和 7/8 for superior error resilience.
  • Protection Interval: Guard intervals of 1/4, 1/8, 1/16, 或者 1/32 for mitigating multipath interference.
  • AES-128 Encryption: Optional user-defined password for secure and private video transmission.
  • Compact Dimensions: 102 × 60 × 21.5 毫米, enabling easy integration into UAVs, 車輛, or handheld setups.
  • 輕的: 170 G, designed for mobile applications without adding operational load.
  • 工作電壓: DC 12V compatible with UAV systems, 車輛, and portable battery packs.
  • 工作溫度: -10°C 至 +70°C, allowing deployment in harsh outdoor conditions.
  • 天線增益: 2.15 分貝, optimized for mobile and aerial reception.
  • 傳輸距離: Capable of 5–7 km in typical outdoor conditions; range may vary depending on terrain, 障礙, and transmitter power.

技術參數

範圍規範
調製類型COFDM (QPSK / 16QAM / 64QAM)
工作頻率300–900 MHz (adjustable per 1 兆赫)
天線增益2.15 分貝
射頻輸出功率30 分貝 (可調節的)
射頻頻寬1.25 / 2.5 / 6 / 7 / 8 兆赫 (選修的)
前向糾錯 (FEC)1/2, 2/3, 3/4, 7/8
Protection Interval1/4, 1/8, 1/16, 1/32
視訊壓縮MPEG-2, H.264
加密AES-128 (user-configurable)
工作電壓直流12V
工作溫度-10°C 至 +70°C
方面102 × 60 × 21.5 毫米 (不含天線)
重量170 G (不含天線)
傳輸距離LOS: 5–7 km; NLOS: variable depending on environment

應用

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, 航空攝影, 檢查, and mapping.
    • Maintains stable NLOS performance, ensuring uninterrupted video feeds in urban, 森林覆蓋的, or complex terrains.
  2. 移動監控
    • Ideal for integration into mobile command vehicles, 警車, 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, 邊境巡邏, 消防, and emergency operations.
    • AES-128 encryption protects sensitive video from unauthorized access.
  4. Industrial and Infrastructure Monitoring
    • Enables remote monitoring of pipelines, 發電站, industrial facilities, 和關鍵基礎設施.
    • High-definition video supports early fault detection, operational oversight, and process optimization.
  5. Broadcasting and Live Event Coverage
    • Receives HD feeds from COFDM transmitters for professional media, news, 運動的, and outdoor events.
    • Real-time streaming with minimal latency ensures smooth live coverage.
  6. Research and Field Studies
    • Supports scientific research, wildlife monitoring, and field observation where real-time video is critical.
    • Compact and portable design facilitates field deployment in remote locations.

Optional Features and Customizations

  • Extended Frequency Bands: Customizable frequency ranges beyond 900 MHz for specialized applications.
  • 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.
  • 韌體更新: USB-upgradable firmware ensures compatibility with new COFDM transmitters and features.
  • Waterproof/Rugged Enclosures: Optional IP-rated enclosures for operation in rain, 灰塵, or industrial environments.
  • Multiple Receiver Pairing: Supports simultaneous reception from multiple COFDM transmitters, ideal for multi-camera setups.

結論

The COFDM Receiver for Android 是一個 cutting-edge wireless video and audio reception solution designed for professionals who require 高品質, 即時視訊 在嚴苛的環境中. Leveraging 正交頻分複用調變, advanced error correction, and H.264/MPEG-2 decoding, it delivers 清除, 光滑的, and low-latency video, even under high-speed movement or in NLOS conditions.

它是 尺寸緊湊, 輕量化設計, and rugged construction make it highly portable for UAV, vehicle-based, and handheld deployment. With adjustable 頻率, 頻寬, and encryption options, this receiver is adaptable for a wide range of operational needs and regulatory requirements.

Whether deployed for 無人機監控, 移動指揮中心, 緊急回應, 工業監控, 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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