Note 4 - BALANCE SHEET COMPONENTS (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Schedule of Property, Plant and Equipment

Property and equipment, net consist of the following (in thousands):

	September 30,		December 31,
	2022		2021
Computer equipment	$	11,711	$	11,924
Software		5,359		5,419
Furniture, fixtures and equipment		2,467		2,506
Leasehold improvements		6,277		6,272
Laboratory and other equipment		4,340		3,981
Test equipment		28,311		24,452
Construction-in-progress		24,965		22,158
		83,430		76,712
Less: Accumulated depreciation and amortization		(44,690)		(41,417)
Total	$	38,740	$	35,295

Schedule of Finite-Lived Intangible Assets, Net

		September 30, 2022						December 31, 2021
	Amortization	Gross				Net		Gross				Net
	Period	Carrying		Accumulated		Carrying		Carrying		Accumulated		Carrying
	(Years)	Amount		Amortization		Amount		Amount		Amortization		Amount
Acquired identifiable intangibles:
Customer relationships	1-10	$	9,407	$	(6,524)	$	2,883	$	9,407	$	(6,041)	$	3,366
Developed technology	4-9		33,635		(19,046)		14,589		33,635		(17,250)		16,385
Tradename and trademarks	2-10		1,598		(892)		706		1,598		(812)		786
Patent	7-10		2,100		(1,674)		426		1,800		(1,640)		160
Noncompetition agreements	3		848		(518)		330		848		(306)		542
Total		$	47,588	$	(28,654)	$	18,934	$	47,288	$	(26,049)	$	21,239

Schedule of Finite-lived Intangible Assets Amortization Expense

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Amortization of acquired technology included under Costs of Revenues	$	553	$	456	$	1,659	$	1,525
Amortization of acquired intangible assets presented separately under Costs and Expenses		318		314		946		942
Total amortization of acquired intangible assets	$	871	$	770	$	2,605	$	2,467

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Year Ending December 31,	Amount
2022 (remaining three months)	$	879
2023		3,491
2024		3,093
2025		2,928
2026		2,759
2027 and thereafter		5,784
Total future amortization expense	$	18,934

There were no impairment charges for goodwill and intangible assets during the three and nine months ended September 30, 2022 and 2021.