Revenue (Details) - Schedule of disaggregation revenues - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Schedule of disaggregation revenues [Abstract]
Encoder and Transcoder products	$ 7,863	$ 4,245
NXG IP video signal processing products	1,924	705
Coax distribution products	1,266	1,603
CPE products	1,120	4,165
Digital modulation products	982	957
Analog modulation products	790	1,274
DOCSIS data products	755	2,184
Service agreements and design	371	168
Fiber optic products	329	577
Other	354	501
Total	$ 15,754	$ 16,379