Segment Information

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Segment Information

4. Segment Information

Operating segments are defined as components of an enterprise about which separate financial information is available that is evaluated regularly by the chief operating decision maker in deciding how to allocate resources and in assessing performance.

The Company’s chief operating decision maker, the chief executive officer, reviews financial information presented on a consolidated basis for purposes of making operating decisions and assessing financial performance on a regular basis. Accordingly, the Company considers itself to be one reportable segment, which is comprised of one operating segment - the designing, marketing and selling of mixed-signal integrated circuits for the security surveillance and automotive markets.

Product revenue from customers is designated based on the geographic region to which the product is delivered. Revenue by geographic region was as follows (in thousands):

	Three Months Ended
	March 31,
	2024		2023
China	$	12,227	$	10,519
Taiwan		2,340		1,771
South Korea		1,161		1,373
Japan		192		381
Other		391		98
Total revenue	$	16,311	$	14,142

Revenue by principal product lines was as follows (in thousands):

	Three Months Ended
	March 31,
	2024		2023
Automotive	$	12,481	$	8,797
Security surveillance		3,830		5,345
Total revenue	$	16,311	$	14,142

Long-lived assets by geographic region were as follows (in thousands):

	March 31,		December 31,
	2024		2023
Taiwan	$	264	$	308
China		113		176
United States		20		29
South Korea		9		6
Japan		3		3
Total property and equipment - net	$	409	$	522