Patent ID: 11907464
Assignee: SENTONS INC.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 11:
12. A method for detecting a contact on a touch input surface, comprising:
propagating a propagating signal through a propagating medium with the touch input surface to a plurality of receivers coupled to the propagating medium;
receiving a signal affected by the contact contacting the propagating medium, wherein the received signal includes a signal portion that corresponds to the propagating signal that has been disturbed by the contact;
comparing with one or more reference signal signatures of one or more contact types at least a portion of a version of the signal portion of the received signal that corresponds to the propagating signal that has been disturbed by the contact; and
based at least in part on the comparison, selecting one of the one or more contact types as corresponding to the contact contacting the propagating medium.