USING ECHO CANCELLATION INFORMATION TO LIMIT GAIN CONTROL ADAPTATION - Patent 2710788

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EP 2 710 788 A1

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(43)	Date of publication:
	26.03.2014 Bulletin 2014/13

(21)	Application number: 11721216.7

(22)	Date of filing: 17.05.2011

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International Patent Classification (IPC):

H04M 9/08^(2006.01)

(86)	International application number:
	PCT/US2011/036861

(87)	International publication number:
	WO 2012/158164 (22.11.2012 Gazette 2012/47)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(71)	Applicant: Google Inc.
	Mountain View, CA 94043 (US)

(72)	Inventor:
	MACDONALD, John Andrew San Francisco, California 94117 (US)

(74)	Representative: Maiwald Patentanwalts GmbH
	Engineering Elisenhof Elisenstrasse 3 80335 München 80335 München (DE)

(54)	USING ECHO CANCELLATION INFORMATION TO LIMIT GAIN CONTROL ADAPTATION