Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Share-Based Compensation Tables

Stock-based employee compensation expense

The following table shows the amount of stock-based compensation expense included in the consolidated statements of operations:

		Three Months Ended				Nine Months Ended
		September 30,				September 30,
		2013		2012		2013		2012
Cost of contract revenue	$	11,000	$	15,000	$	15,000	$	25,000
Cost of product revenue		-		20,000		1,000		40,000
Research and development expense		172,000		389,000		260,000		613,000
Sales, marketing, general and administrative expense		332,000		452,000		720,000		1,052,000
Total share-based employee compensation expense	$	515,000	$	876,000	$	996,000	$	1,730,000

Options activity and positions

The following table summarizes shares, weighted average exercise price, weighted average remaining contractual term and aggregate intrinsic value of options outstanding and options exercisable as of September 30, 2013:

				Weighted
				Average
			Weighted	Remaining
			Average	Contractual		Aggregate
			Exercise	Term		Intrinsic
Options	Shares		Price	(years)		Value
Outstanding as of September 30, 2013	1,884,000	$	9.01	7.7	$	-
Exercisable as of September 30, 2013	918,000	$	15.73	5.8	$	-