blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP1631932

EP1631932 - SYSTEMS AND METHODS FOR USING VISUAL HULLS TO DETERMINE THE NUMBER OF PEOPLE IN A CROWD [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  16.12.2011
Database last updated on 28.03.2026
Most recent event   Tooltip16.12.2011Application deemed to be withdrawnpublished on 18.01.2012  [2012/03]
Applicant(s)For all designated states
HONDA MOTOR CO., LTD.
1-1, Minamiaoyama 2-chome, Minato-ku
Tokyo 107-8556 / JP
[N/P]
Former [2006/10]For all designated states
HONDA MOTOR CO., Ltd.
1-1, Minamiaoyama 2-chome, Minato-ku
Tokyo 107-8556 / JP
Inventor(s)01 / GONZALEZ-BANOS, Héctor H. Honda Res. Inst. USA Inc
800 California Street, Suite 300
Mountain View, CA 94041 / US
02 / YANG, Danny, B.
1134 Cryer Avenue
Cincinnati, OH 45208 / US
03 / GUIBAS, Leonidas, J.
4165 Willmar Drive
Palo Alto, CA 94306 / US
 [2006/10]
Representative(s)Rupp, Christian
Mitscherlich PartmbB
Karlstraße 7
80333 München / DE
[N/P]
Former [2006/10]Rupp, Christian
Mitscherlich & Partner, Patent- und Rechtsanwälte, Postfach 33 06 09
80066 München / DE
Application number, filing date04755175.914.06.2004
[2006/10]
WO2004US18842
Priority number, dateIS2003047821312.06.2003         Original published format: IS 478213
US20030478218P12.06.2003         Original published format: US 478218 P
[2006/10]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report
No.:WO2004111799
Date:23.12.2004
Language:EN
[2004/52]
Type: A2 Application without search report 
No.:EP1631932
Date:08.03.2006
Language:EN
The application published by WIPO in one of the EPO official languages on 23.12.2004 takes the place of the publication of the European patent application.
[2006/10]
Search report(s)International search report - published on:US14.04.2005
(Supplementary) European search report - dispatched on:EP23.09.2010
ClassificationIPC:G06K9/00
[2006/10]
CPC:
G06V20/53 (EP,US)
Designated contracting statesDE,   GB [2006/38]
Former [2006/10]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PL,  PT,  RO,  SE,  SI,  SK,  TR 
Extension statesALNot yet paid
HRNot yet paid
LTNot yet paid
LVNot yet paid
MKNot yet paid
TitleGerman:SYSTEME UND VERFAHREN ZUR VERWENDUNG VISUELLER HÜLLEN ZUR BESTIMMUNG DER ANZAHL VON MENSHCEN IN EINER MENGE[2006/10]
English:SYSTEMS AND METHODS FOR USING VISUAL HULLS TO DETERMINE THE NUMBER OF PEOPLE IN A CROWD[2006/10]
French:SYSTEMES ET PROCEDES FAISANT APPEL AUX ENVELOPPES VISUELLES POUR DETERMINER LE NOMBRE DE PERSONNES PRESENTES DANS UNE FOULE[2006/10]
Entry into regional phase12.12.2005National basic fee paid 
12.12.2005Search fee paid 
12.12.2005Designation fee(s) paid 
12.12.2005Examination fee paid 
Examination procedure12.12.2005Amendment by applicant (claims and/or description)
12.12.2005Examination requested  [2006/10]
16.03.2011Despatch of a communication from the examining division (Time limit: M04)
27.07.2011Application deemed to be withdrawn, date of legal effect  [2012/03]
01.09.2011Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2012/03]
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  16.03.2011
Fees paidRenewal fee
12.12.2005Renewal fee patent year 03
27.06.2007Renewal fee patent year 04
25.06.2008Renewal fee patent year 05
26.06.2009Renewal fee patent year 06
25.06.2010Renewal fee patent year 07
Penalty fee
Additional fee for renewal fee
30.06.201108   M06   Not yet paid
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XI]   KUTULAKOS K N: "Shape from the light field boundary", COMPUTER VISION AND PATTERN RECOGNITION, 1997. PROCEEDINGS., 1997 IEEE COMPUTER SOCIETY CONFERENCE ON SAN JUAN, PUERTO RICO 17-19 JUNE 1997, LOS ALAMITOS, CA, USA,IEEE COMPUT. SOC, US LNKD- DOI:10.1109/CVPR.1997.609297, 17 June 1997 (1997-06-17), pages 53 - 59, XP010237501, ISBN: 978-0-8186-7822-6 [X] 1-7,9-17,22-28,30-36,43-46 * the whole document, in particular Section 4."Region counting" * [I] 8,29,37

DOI:   http://dx.doi.org/10.1109/CVPR.1997.609297
 [A]   G.K.M. CHEUNG: "Visual Hull Construction, Alignment and Refinement Across Time", CARNEGIE-MELLON UNIVERSITY, TECHNICAL REPORT CMU-RI-TR-02-05, December 2001 (2001-12-01), XP002600484, Retrieved from the Internet [retrieved on 20100914] [A] 1-46 * Section 4. "Visual Hull Alignment and Refinement" *
 [A]   Y. WEXLER ET AL.: "View Synthesis using Convex and Visual Hulls", PROC. BMVC 2001, July 2001 (2001-07-01), pages 153 - 162, XP002600485, Retrieved from the Internet [retrieved on 20100913] [A] 1-46 * Sections 2. "Model construction" and 3."Algorithm descriptions", Fig. 1-5 *
 [A]   A. MITTAL ET AL.: "M2 Tracker: A Multi-View Approach to Segmenting and Tracking People in a Cluttered Scene", INTERNATIONAL JOURNAL OF COMPUTER VISION, vol. 51, no. 3, February 2003 (2003-02-01), pages 189 - 203, XP002600486 [A] 1-46 * the whole document *

DOI:   http://dx.doi.org/10.1023/A:1021849801764
 [A]   MATUSIK W ET AL: "IMAGE-BASED VISUAL HULLS", COMPUTER GRAPHICS. SIGGRAPH 2000 CONFERENCE PROCEEDINGS. NEW ORLEANS, LA, JULY 23 - 28, 2000; [COMPUTER GRAPHICS PROCEEDINGS. SIGGRAPH], NEW YORK, NY : ACM, US, 23 July 2000 (2000-07-23), pages 369 - 374, XP001003576, ISBN: 978-1-58113-208-3 [A] 1-46 * the whole document *
 [A]   KITAHARA I ET AL: "Scalable 3D representation for 3D video display in a large-scale space", PROCEEDINGS IEEE 2003 VIRTUAL REALITY. (VR). LOS ANGELES, CA, MARCH 22 20030322; 20030322 - 20030326 LOS ALAMITOS, CA : IEEE COMP. SOC, US LNKD- DOI:10.1109/VR.2003.1191120, 22 March 2003 (2003-03-22), pages 45 - 52, XP010637610, ISBN: 978-0-7695-1882-4 [A] 1-46 * the whole document *

DOI:   http://dx.doi.org/10.1109/VR.2003.1191120
 [A]   J.-S. FRANCO ET AL.: "Une Approche Hybride pour Calculer l'Enveloppe Visuelle d'Objets Complexes", ACTES DES JOURNES ORASIS, 19 May 2003 (2003-05-19), pages 67 - 74, XP002600496, Retrieved from the Internet [retrieved on 20100914] [A] 1-46 * the whole document *
International search[A]   LAURENTINI ET AL.: "The visual hull concept for silhouette-based image understanding", IEEE, 1994, XP008103532 [A]

DOI:   http://dx.doi.org/10.1109/34.273735
 [A]   LAURENTINI ET AL.: "Introducing a New Problem: Shape-from-Silhouette When the Relative Positions of the Viewpoints Is Unknown", IEEE TRANSACTIONS ON PATTERN ANALYSIS AND MACHINE INTELLIGENCE, vol. 25, no. 11, November 2003 (2003-11-01), pages 1484 - 1493, XP011103000 [A]

DOI:   http://dx.doi.org/10.1109/TPAMI.2003.1240121
 [XP]   YANG ET AL: "Counting people in crowds with a real-time networks of simple image sensors", IEEE, October 2003 (2003-10-01), pages 1 - 8, XP031213039 [XP]
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.