MINIATURE MICROMACHINED ULTRASONIC RANGEFINDER

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EP 3 175 490 B8

(12)	CORRECTED EUROPEAN PATENT SPECIFICATION
	Note: Bibliography reflects the latest situation

(15)	Correction information:
	Corrected version no 1 (W1 B1)

(48)	Corrigendum issued on:
	04.05.2022 Bulletin 2022/18

(45)	Mention of the grant of the patent:
	30.03.2022 Bulletin 2022/13

(21)	Application number: 15827176.7

(22)	Date of filing: 31.07.2015

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International Patent Classification (IPC):

G01S 7/521^(2006.01)
G01S 7/527^(2006.01)
B06B 1/02^(2006.01)
G01S 15/87^(2006.01)

G01S 7/524^(2006.01)
B06B 1/06^(2006.01)
G01S 15/04^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	B06B 1/0215; B06B 1/0651; B06B 2201/51; B06B 2201/55; B06B 2201/70; G01S 7/521; G01S 7/524; G01S 7/527; G01S 15/04; G01S 15/46; G01S 15/87; G01S 2015/465; G01S 15/10

(86)	International application number:
	PCT/US2015/043256

(87)	International publication number:
	WO 2016/019317 (04.02.2016 Gazette 2016/05)

(54)	MINIATURE MICROMACHINED ULTRASONIC RANGEFINDER MIKROGEFERTIGTER MINIATUR-ULTRASCHALLENTFERNUNGSMESSER TÉLÉMÈTRE ULTRASONORE MICRO-USINÉ MINIATURE

(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

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Priority:

01.08.2014 US 201462032041 P

(43)	Date of publication of application:
	07.06.2017 Bulletin 2017/23

(73)	Proprietor: Chirp Microsystems, Inc.
	Berkeley, CA 94710 (US)

(72)	Inventors:
	HORSLEY, David Berkeley, California 94704 (US) GUEDES, Andre Berkeley, California 94704 (US) KIANG, Meng-Hsiung Berkeley, California 94704 (US) PRZYBYLA, Richard Berkeley, California 94704 (US) SHELTON, Stefon Berkeley, California 94704 (US)

(74)	Representative: FRKelly
	27 Clyde Road Dublin D04 F838 Dublin D04 F838 (IE)

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References cited: :

DE-A1- 2 335 613
US-A1- 2006 202 885
US-A1- 2012 242 400
US-B1- 7 281 082

DE-A1-102012 222 334
US-A1- 2010 309 225
US-A1- 2013 088 941

RICHARD PRZYBYLA ET AL: "An ultrasonic rangefinder based on an AlN piezoelectric micromachined ultrasound transducer", SENSORS, 2010 IEEE, IEEE, PISCATAWAY, NJ, USA, 1 November 2010 (2010-11-01), pages 2417-2421, XP031978178, DOI: 10.1109/ICSENS.2010.5690777 ISBN: 978-1-4244-8170-5
MINCHUL SHIN ET AL: "Acoustic Doppler velocity measurement system using capacitive micromachined ultrasound transducer array technology", THE JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, vol. 134, no. 2, 1 August 2013 (2013-08-01), pages 1011-1020, XP055390916, New York, NY, US ISSN: 0001-4966, DOI: 10.1121/1.4812249
SHIN ET AL.: 'Acoustic Doppler velocity measurement system using capacitive micromachined ultrasound transducer array technology.' THE JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA vol. 134, no. 2, 01 August 2013, pages 1011 - 1020, XP055390916 DOI: 10.1121/1.4812249 Retrieved from the Internet: <URL:http://www.tufts.edu/ ~rwhite07/PRESENTATIONS_REPORTS/JASMAN13421 011_ 1.pdf> [retrieved on 2015-10-04]
PRZYBYLA ET AL.: 'An ultrasonic rangefinder based on an AIN piezoelectric micromachined ultrasound transducer.' SENSORS, 2010 IEEE. 01 November 2010, pages 2417 - 2421, XP031978178 DOI: 10.1109/ICSENS.2010.5690777 Retrieved from the Internet: <URL:http://rjprzy.com/publications/przybyl a_IEEEsensors2010.pdf> [retrieved on 2015-10-04]

Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).