A front resonator for a speaker of a wireless device

(19)

(11)

EP 2 595 409 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	07.08.2013 Bulletin 2013/32

(43)	Date of publication A2:
	22.05.2013 Bulletin 2013/21

(21)	Application number: 13154777.0

(22)	Date of filing: 20.08.2009

(51)

International Patent Classification (IPC):

H04R 1/28^(2006.01)

(84)	Designated Contracting States:
	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 SE SI SK SM TR

(62)	Application number of the earlier application in accordance with Art. 76 EPC:
	09168256.7 / 2288177

(71)	Applicant: Research In Motion Limited
	Waterloo, ON N2L 3W8 (CA)

(72)	Inventors:
	Burghardt, Gunther 44799 Bochum (DE) Thrien, Markus 44799 Bochum (DE)

(74)	Representative: Moore, Barry et al
	Hanna Moore & Curley 13 Lower Lad Lane Dublin 2 Dublin 2 (IE)

(54)	A front resonator for a speaker of a wireless device

(57) A front resonator for a speaker of a wireless device is provided, comprising: an enclosure mounted over the speaker and forming with an upper surface of the speaker a front volume for the front resonator; and a plate having an upper surface mounted to an inner surface of the enclosure, the upper surface of the plate having a trough with an opening formed therein, wherein the trough and the inner surface of the enclosure form a tube having at least one end to emit sound generated by the speaker through the front volume and tube from the wireless device.

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