@patent{rathi@6,
	author={Rathinavelu Chengalvarayan, et al},
	institution={{US6889189}},
	month={May},
	title={Speech recognizer performance in car and home applications utilizing novel multiple microphone configurations},
	url={http://www.research.att.com/export/sites/att_labs/people/Chengalvarayan_Rathinavelu/library/patents/US6889189.pdf},
	year=2005,
}