300MHz~900MHz COFDM HD Wireless Transmitter And Receiver Microwave RF Video Link
This COFDM HD wireless transmitter is a miniature high-definition wireless video transmission device with low latency. It employs COFDM modulation, H.264/H.265 compression and AES encryption technologies, ensuring stable, reliable and real-time high-definition wireless video transmission in environments with high-speed movement and urban building occlusion.
Key Features
- COFDM modulation technology with multipath resistance and robustness
- Low latency H265/H264 video encoding supporting up to 1080P/I @60fps
- AES256 encryption for secure communications
- Supports high-speed mobile transmission up to 800km/h
- Ideal for NLOS digital video wireless transmission
- Strong anti-jamming performance
Technical Specifications
Interface Specifications
| Interface |
Details |
| HD video input |
Standard HDMI interface |
| SD video input |
4PIN 1.5mm pitch connector (CVBS Analog Audio Video Input) |
| Data transmission |
3PIN 1.5mm pitch connector (default TTL3.3V, RS232 optional) |
| Configuration port |
4PIN 1.5mm pitch connector, TTL3.3V for Parameter Configure Board or PC connection |
| Power input |
XT30PW-M connector (12V Power Supply) |
| Antenna port |
SMA male connector |
COFDM Wireless Modulation Transmission
| Parameter |
Specification |
| Product name |
300MHz~900MHz COFDM HD Wireless Transmitter And Receiver Microwave RF Video Link |
| Model number |
HCT820 |
| Wireless modulation |
COFDM |
| IFFT mode |
2K |
| Wireless bandwidth |
1MHz~8MHz adjustable (1KHz step) |
| FEC options |
1/2, 2/3, 3/4, 5/6, 7/8 |
| Guard interval |
1/32, 1/16, 1/8, 1/4 |
| Constellation |
QPSK, 16QAM, 64QAM |
| Wireless code stream |
0.5Mbps to 31.67Mbps |
| Frequency range |
300~860MHz (customizable with 1KHz step) |
| Transmission power |
1W (30dBm) or 2.5W (34dBm) standard (10W/20W optional) |
Audio and Video Processing
| Parameter |
Specification |
| Video input |
Single-channel HD/SD (auto-detected, HDMI preferred) or optional dual input |
| Supported formats |
1080@60P/50P/30P/25P/24P/60I/50I/30I, 720@60P/50P/30P, 720*480 60I (NTSC), 720*576 50I (PAL) |
| Video encoding |
H265/H264 |
| Audio input |
HDMI embedded or analog |
| Audio format |
AAC, 16bit, stereo, 32Kbps |
| Encryption |
AES256 |
| Dimensions |
104.5*50*27mm (excluding connectors) |
| Weight |
<140g |
| Power consumption |
1W PA: <15W, 2.5W PA: <23W (12V DC, 11~13V) |
| Latency |
H265: 200~300ms; H264: 50~130ms |
COFDM HD Wireless Transmitter Interface
Paired COFDM Video Receiver
About Hincn Limited
Hincn Limited is a Hong Kong company specializing in HD video wireless transmission solutions, founded in 2018. Our research and production center is located in Shenzhen and was established in 2015. We have a total of 9 employees, including 3 programmers and 2 engineers. Our company maintains long-term cooperative relationships with ADI, Xilinx, Altera and Morningcore. We are the third-party design partner for both ADI and Morningcore.
