The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 20, 2013
Filed:
Jun. 01, 2009
Anson William Wooding, Hudsn, MA (US);
Martin E. Henderson, Wayland, MA (US);
Alan David Brav, Middleton, MA (US);
Anson William Wooding, Hudsn, MA (US);
Martin E. Henderson, Wayland, MA (US);
Alan David Brav, Middleton, MA (US);
Koninklijke Philips N.V., Eindhoven, NL;
Abstract
A personal emergency response system (PERS) includes a base unit () and one or more extension units (). The base unit includes a speaker (), a microphone (), a telephone interface circuit (), a microcontroller (), and an autodialer (). Each extension unit includes a speaker (), a microphone (), a telephone interface circuit (), and a controller () without an autodialer. The base unit controller () and the extension unit controller () are programmed such that in a help mode, the base unit controller and the extension unit controller assume a master/slave relationship.