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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
WELTREND SEMICONDUCTOR INC	2F NO 24 INDUSTRY E 9TH RD SCIENCE-BASED INDUSTRIAL PARK HSINCHU

International Classification(s)

• H04B:TRANSMISSION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hsu, David	Hsin-Chu, TW	63	770
Ku, Chao-Chee	Hsin-Chu, TW	9	25
Liang, Kuan	Hsin-Chu, TW	4	14

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 09, 2008	US,7424055,B2   US7424055B2	GRANTED PATENT AS SECOND PUBLICATION
March 17, 2005	US,20050057688,A1   US20050057688A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7424055

Method of video motion detection by adjusting the fields' length in the temporal domain and selecting the configurable patterns in the spatial domain

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