Patent ID: 11886676
Assignee: SCHLAGE LOCK COMPANY LLC
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 4:
5. The access control device of claim 1, wherein the plurality of touch-sensitive key locations further comprises a third key location and a fourth key location;
wherein the third key location is located in a second column and the first row;
wherein the fourth key location is located in the second column and the second row;
wherein the apparatus further comprises at least one fourth line connecting the second column with the controller;
wherein the at least one fourth line comprises:
a fourth line first branch connected between the controller and the third key location; and
a fourth line second branch connected between the controller and the fourth key location; and

wherein the fourth line, the fourth line first branch, and the second line electrically connect the third key location to the controller in a third signal transmission loop, and wherein the fourth line, the fourth line second branch, and the third line electrically connect the fourth key location to the controller in a fourth signal transmission loop, so that the third key location and the fourth key location are connected with and transmit signals to and receive signals from the controller in electrical parallel with one another.