Note 12 - Segment and Geographical Information (Tables)

3 Months Ended

Apr. 30, 2016

Geographic Concentration Risk [Member]

Notes Tables

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Three Months Ended
	April 30, 2016		May 2, 2015
China, including Hong Kong	$	27,457	$	22,177
Taiwan		13,964		8,919
United States		6,589		12,146
Thailand		2,821		4,985
Rest of the world		2,944		7,685
Net revenue	$	53,775	$	55,912

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended
	April 30, 2016		May 2, 2015
Connected Smart TV Platforms	$	43,247	$	43,149
IoT Devices		10,337		12,457
License and other		191		306
Net revenue	$	53,775	$	55,912

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Three Months Ended
	April 30 , 201 6		May 2 , 201 5
Asia	$	46,041	$	39,669
North America		6,615		12,153
Europe		1,119		2,765
Other Regions		-		1,325
Net revenue	$	53,775	$	55,912