#Vtech write and learn spellboard sheets pdf

238000004891 communication Methods 0.000 claims description 18.

230000003287 optical Effects 0.000 claims abstract description 45.

238000005859 coupling reaction Methods 0.000 claims abstract description 47.

238000010168 coupling process Methods 0.000 claims abstract description 47.230000001808 coupling Effects 0.000 claims abstract description 47.Assignors: MICROSOFT CORPORATION Application granted granted Critical Publication of US9360893B2 publication Critical patent/US9360893B2/en Status Active legal-status Critical Current Adjusted expiration legal-status Critical Links

Priority claimed from PCT/US2013/045049 external-priority patent/WO2013188318A1/en Publication of US20130229386A1 publication Critical patent/US20130229386A1/en Assigned to MICROSOFT TECHNOLOGY LICENSING, LLC reassignment MICROSOFT TECHNOLOGY LICENSING, LLC ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BATHICHE, STEVEN NABIL, DIETZ, PAUL HENRY, PANAY, PANOS C., RIHN, BERNARD K. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US201261606321P priority Critical Priority to US201261606313P priority Priority to US201261606336P priority Priority to US201261606333P priority Priority to US201261606301P priority Priority to US201261607451P priority Priority to US201261613745P priority Priority to US13/470,633 priority patent/US8498100B1/en Priority to US201261659353P priority Priority to US13/647,479 priority patent/US9360893B2/en Application filed by Microsoft Technology Licensing LLC filed Critical Microsoft Technology Licensing LLC Assigned to MICROSOFT CORPORATION reassignment MICROSOFT CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Original Assignee Microsoft Technology Licensing LLC Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Panay Current Assignee (The listed assignees may be inaccurate. ( en Inventor Steven Nabil Bathiche Paul Henry Dietz Bernard K. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Active, expires Application number US13/647,479 Other versions US20130229386A1

#Vtech write and learn spellboard sheets pdf

Google Patents Input device writing surfaceДownload PDF Info Publication number US9360893B2 US9360893B2 US13/647,479 US201213647479A US9360893B2 US 9360893 B2 US9360893 B2 US 9360893B2 US 201213647479 A US201213647479 A US 201213647479A US 9360893 B2 US9360893 B2 US 9360893B2 Authority US United States Prior art keywords input change computing writing optical states Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US9360893B2 - Input device writing surface US9360893B2 - Input device writing surface