Accrued Expenses and Other Current Liabilities

6 Months Ended

Jun. 30, 2011

Payables and Accruals [Abstract]

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

Note 12.  Accrued Expenses and Other Current Liabilities

The components of accrued and other current liabilities follow:

	June 30,		December 31,
(in thousands)	2011		2010
Accrued and other current liabilities	$	3,429	$	3,903
Accrued royalties		3,298		5,188
Accrued compensation and benefits		3,538		2,923
Restructuring liabilities		1,076		891
Deferred revenue		436		213
Total accrued expenses and other current liabilities	$	11,777	$	13,118

The Company periodically evaluates any contingent liabilities in connection with any payments to be made for any potential intellectual property infringement asserted or unasserted claims.  The Company’s accrued royalties as of June 30, 2011 and December 31, 2010 represent the contingent payments for asserted or unasserted claims that are probable of assertion as of the respective balance sheet dates based on the applicable patent law.