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:
Oct. 28, 2003
Filed:
Jan. 17, 2001
Terho Kaikuranta, Piispanristi, FI;
Bror Svarfvar, Kaarina, FI;
Nokia Corporation, Espoo, FI;
Abstract
An arrangement of a plurality of status keys in a keyboard for entering information in an electronic device. The keyboard comprises a plurality of regular keys connected to a resistive strip at a plurality of locations for providing a first signal when one of the regular keys is pressed and the first signal is indicative of the location associated with the pressed regular key; a plurality of resistors, each having a different resistance, connected in series to the resistive strip, and separately connected in parallel to the status keys so that the resistors can be selectively by-passed by pressing one or more status keys, wherein a second signal is provided when one of the regular keys is pressed together with at least one status key, and wherein the second signal is indicative of the resistance the status key for identifying the pressed status key.