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

Patent Owner(s)

Patent Owner	Address
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE	218 GAJEONG-RO YUSEONG-GU DAEJEON 34129

International Classification(s)

• H04S:STEREOPHONIC SYSTEMS
• G10L:SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Beack, Seung Kwon	Daejeon, KR	131	647
Jang, Dae Young	Daejeon, KR	102	514
Kim, Jin Woong	Daejeon, KR	680	6275
Lee, Tae Jin	Daejeon, KR	276	1581
Seo, Jeong Il	Daejeon, KR	67	405
Sung, Jong Mo	Daejeon, KR	45	250

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Jul 30, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 30, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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
January 30, 2018	US,9883308,B2   US9883308B2	GRANTED PATENT AS SECOND PUBLICATION
May 11, 2017	US,20170134873,A1   US20170134873A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9883308

Multichannel audio signal processing method and device

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