변조기 모듈 복조기 모듈 세트

A1: Modulators and demodulators are communication signal processing devices, and video encoders and video decoders are video signal compression processing devices.

A2: 예, 우리는, 아래 링크를 확인해주세요, it is used for our long-range wireless video transmitter and receiver with AES-256 encryption and decryption.
HTTPS://ivcan.com/p/two-way-wireless-transmission-digital-data-video-link/
고도로 통합, simpler operation, and more powerful.

A3: 예, please see the below model
https://ivcan.com/wp-content/uploads/2022/10/Modulator-and-demodulator-Module.pdf