Resources Contact Us Home
Interactive sequential key system to input characters on small keypads

Image Number 3 for United States Patent #7561072.

This invention discloses an interactive sequential system to input letters of the English alphabet and of many world languages, numbers, punctuation marks and many other symbols on keypads with few buttons. The invention includes a device for receiving input characters from a user, having a keypad with a plurality of keys arranged in rows and columns forming a keypad array; a display screen showing a plurality of character sets arranged in rows and columns forming a character set onscreen array wherein each element in the character set array is mapped to each element in the keypad array; and a processor for receiving a selection of one of the plurality of keys on the keypad to designate a character set by its corresponding location coordinate as mapped on the keypad array. Sequential key selection drills down through nested arrays.

  Recently Added Patents
Moulded tie strips
VEGF-specific capture agents, compositions, and methods of using and making
Low drop-out regulator providing constant current and maximum voltage limit
Process and intermediates for preparing lapatinib
Magnetic resonance imaging apparatus
High electron mobility transistor and manufacturing method thereof
System for alarming upon occurrence of secession of smart key for vehicles
  Randomly Featured Patents
Optimized non-volatile storage systems
Current limited charging apparatus for lithium batteries or the like
System for burning bio-mass and synthetic solid fuel
Electrically conductive polyaniline composition and method
Decorative architectural titanium panels and method of fabrication thereof
Modular floor tile with nonslip insert system
Blanket remover arrangement
Complex electronic component with a first multilayer filter having a cavity in which a second filter is mounted
Wick insertion device for a plant pot
System and method for correlated fragmentations in databases