US 12,450,146 B2
Keypad health and diagnostics system and processes
Kevin Ray Stoops, Bucyrus, KS (US); and Randolph Cook, Spring Hill, FL (US)
Filed by KRS CORPORATION, LLC, Louisburg, KS (US)
Filed on May 1, 2023, as Appl. No. 18/142,018.
Claims priority of provisional application 63/336,524, filed on Apr. 29, 2022.
Prior Publication US 2023/0350781 A1, Nov. 2, 2023
Int. Cl. G06F 3/01 (2006.01); G06F 11/07 (2006.01); G06F 11/34 (2006.01); G06F 3/023 (2006.01)
CPC G06F 11/3476 (2013.01) [G06F 11/0745 (2013.01); G06F 11/3438 (2013.01); G06F 3/01 (2013.01); G06F 3/0238 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A keypad health and diagnostic system, the system comprising:
a keypad configured to transmit signals, the keypad having a plurality of buttons, each button configured to generate a signal when engaged by a user; and
a host device in communication with said keypad and configured to receive signals from said keypad,
wherein a single intentional signal is generated for each button engagement when the keypad is healthy,
wherein a single intentional signal and a plurality of extra signals are generated for at least some button engagements when the keypad is unhealthy,
wherein the keypad is configured to distinguish intentional signals from extra signals, and
wherein said keypad prevents the extra signals from being transmitted to said host device.