Modulador de transmissor de vídeo sem fio COFDM e módulo desmodulador de receptor com saída Ethernet IP RTSP UDP

Modulador de transmissor de vídeo sem fio COFDM e módulo desmodulador de receptor com saída Ethernet IP RTSP UDP

Introduction

O COFDM Wireless Video Transmitter Modulator and Receiver Demodulator Module is a professional-grade solution designed to deliver reliable, high-quality video transmission across a wide range of applications. The transmitter supports both HDMI and CVBS AV video input, while the receiver provides HDMI, AV, and Ethernet video stream output, ensuring versatile connectivity for modern video systems. With support for RTSP and UDP video streaming protocols, this module integrates easily into IP-based workflows, and the web UI page or AT commands allow simple configuration and control. An optional parameter configuration board enhances functionality by enabling advanced monitoring and adjustments. Operating across a wide 170–3500 MHz frequency range, the system can be tailored for specific environments and extended with external power amplifiers to meet custom project requirements. The receiver supports diversity tuner technology for stable signal reception, while H.264 and H.265 codecs with optimized low-latency firmware deliver smooth, real-time video streaming ideal for demanding applications.

This is a latency HDMI CVBS to DVB-T COFDM encoder modulator transmitter for drone fpv.

Perguntas frequentes

1. What is the COFDM Wireless Video Transmitter and Receiver Module used for?
The COFDM wireless video transmitter and receiver module is used for stable, longo alcance, high-quality video transmission in applications such as surveillance, UAV video streaming, broadcasting, and mobile video systems.

2. Does the transmitter support HDMI video input?
Sim, the transmitter supports HDMI video input, making it compatible with modern digital video sources.

3. Can I use CVBS AV input with this transmitter?
Sim, the transmitter also supports CVBS AV analog input, allowing integration with older video devices.

4. What type of video output does the receiver provide?
The receiver provides HDMI, CVBS AV, and Ethernet video stream output for maximum flexibility.

5. Does this module support IP video streaming protocols like RTSP and UDP?
Sim, the COFDM wireless module supports both RTSP and UDP streaming protocols, enabling easy integration with IP-based systems.

6. How do I configure the transmitter and receiver?
Configuration is simple through a built-in web UI page or by using AT commands for advanced control.

7. Is there an additional way to adjust system parameters?
Sim, you can use the optional parameter configuration board to monitor and adjust advanced settings.

8. What is the working frequency range of this COFDM video transmitter?
It supports a wide 170–3500 MHz frequency range, which can be customized for different environments.

9. Can I extend the transmission range with an external amplifier?
Sim, external RF power amplifiers can be added to extend the transmission distance.

10. What codecs are supported by this system?
The receiver supports both H.264 and H.265 video codecs, optimized for low-latency real-time streaming.

11. How stable is the signal reception?
The receiver uses diversity tuner technology, which ensures stable signal reception even in challenging environments.

12. Is this transmitter suitable for UAV video transmission?
Sim, its lightweight design and wide frequency support make it ideal for drone and UAV video transmission applications.

13. What is the advantage of using COFDM modulation?
COFDM provides strong resistance to multipath interference and ensures reliable video transmission over long distances.

14. Can this module be used for mobile surveillance systems?
Sim, it is commonly used in vehicle-based surveillance, law enforcement, and public safety projects.

15. How low is the latency for video streaming?
Thanks to optimized H.264/H.265 firmware, latency is extremely low, making it suitable for real-time monitoring.

16. Does the system support Ethernet video output?
Sim, the receiver provides Ethernet video stream output for IP workflows and NVR integration.

17. Can I control the system remotely?
Sim, you can configure and control the transmitter and receiver remotely via web UI or AT commands.

18. Is the module compatible with existing IP video systems?
Sim, the RTSP and UDP protocol support ensures seamless integration with most IP-based video platforms.

19. What kind of video resolution does it support?
The system supports full HD video resolution with smooth real-time transmission.

20. Does it work in non-line-of-sight (NLOS) environments?
Sim, COFDM technology allows transmission even in NLOS conditions, unlike traditional analog systems.

21. Can this be used for live video broadcasting?
Sim, the COFDM wireless video system is ideal for live event broadcasting and outdoor video production.

22. What power supply is required for the transmitter and receiver?
The system operates with a 12V power supply, and the transmitter may require higher current depending on setup.

23. How secure is the video transmission?
The system supports encryption options, ensuring secure wireless video streaming.

24. Is it suitable for long-distance video transmission?
Sim, with external amplifiers and proper antennas, it can support very long-distance transmission.

25. Can it stream video directly to a computer or NVR?
Sim, using Ethernet output with RTSP or UDP, it can stream directly to computers or NVRs.

26. What applications are best suited for this module?
Applications include UAV video links, military communication, police surveillance, broadcasting, and emergency response.

27. How do I set the frequency of the transmitter and receiver?
You can select the frequency through the web UI, AT commands, or the optional configuration board.

28. Does it support multi-channel operation?
Sim, multiple frequencies can be configured to avoid interference in multi-system setups.

29. Can I use the system in urban environments with interference?
Sim, COFDM is designed to resist interference and multipath reflections common in urban areas.

30. Is this system plug-and-play?
Sim, once connected to a power source and video input/output, the system can start transmitting immediately.

31. What antennas are recommended for this system?
High-gain directional or omnidirectional antennas can be used depending on the application and range.

32. Does the system support multicast video streaming?
Sim, it can support multicast via UDP, making it efficient for multiple receivers.

33. Can I upgrade the firmware?
Sim, firmware upgrades can be applied to improve performance or add new features.

34. Is the COFDM wireless module portable?
Sim, it is compact and lightweight, ideal for portable and mobile applications.

35. Can it be powered from a battery?
Sim, the 12V DC design allows it to be powered from portable batteries for field use.

36. What is the typical transmission distance?
The range depends on antenna type, environment, and amplifier use, but can extend to many kilometers.

37. Is low-latency video suitable for remote control applications?
Sim, the low latency makes it ideal for drone control, robotic systems, and tactical operations.

38. Can the receiver output video to multiple devices simultaneously?
Sim, video can be output through HDMI, CVBS, and Ethernet at the same time.

39. Is the module durable for outdoor environments?
Sim, it is designed for professional use and can be integrated into weatherproof housings.

40. Does it support uncompressed video transmission?
Não, it uses H.264 or H.265 compression to balance video quality and bandwidth efficiency.

41. What is the maximum bitrate supported?
The system supports flexible bitrates, configurable based on application needs.

42. Can the system be customized for specific projects?
Sim, custom frequency ranges, power levels, and firmware settings can be tailored to project requirements.

43. Does the system work while moving at high speeds?
Sim, COFDM technology maintains reliable video transmission in high-mobility conditions.

44. Can I use multiple receivers with one transmitter?
Sim, multicast capability allows multiple receivers to connect to a single transmitter.

45. Is there a recording function on the receiver?
Some receiver models support USB recording, allowing direct video capture.

46. What is the main advantage of using H.265 over H.264?
H.265 offers better video quality at lower bandwidth, improving efficiency for wireless transmission.

47. Can this system be used for marine or offshore video transmission?
Sim, with proper antennas, it can be used for marine video applications.

48. Is this system suitable for government or defense applications?
Sim, it is widely used in defense, police, and public safety video communication.

49. Can I integrate the system with third-party video management software?
Sim, since it supports RTSP/UDP, it is compatible with most VMS and IP video platforms.

50. Why should I choose a COFDM wireless video transmitter instead of analog?
Because COFDM provides superior reliability, longer range, better quality, and stable performance in NLOS environments compared to analog systems.