NEAR FIELD COMMUNICATIONS (NFC)-BASED ACTIVE STYLUS

摘要

Described herein are architectures, platforms and methods for NFC-based operations in a stylus device.

主权项

1. A device comprising:
a coil antenna configured to detect presence of a magnetic field, wherein the magnetic field facilitates one or more of the following: switching ON, power charging, and establishing of a near field communication (NFC) link in the device; a NFC module configured to process a signal received through the coil antenna, wherein the received signal includes a particular frequency channel for the NFC link; a processor coupled to the NFC module, configured to run a plurality of applications to control an operation of the device, the operation comprises transmitting an information or data using the particular frequency channel; and a user interface coupled to the processor, configured to select an operation that correspond to the plurality of applications.