CPC G06F 3/0442 (2019.05) [G06F 3/03 (2013.01); G06F 3/03545 (2013.01); G06F 3/038 (2013.01); G06F 3/0383 (2013.01); G06F 3/041 (2013.01); G06F 3/04162 (2019.05); G06F 3/0441 (2019.05); G06F 3/0446 (2019.05)] | 20 Claims |
1. A method executed by a position indicator, the method comprising:
receiving, from a sensor controller of a position detector, a preamble signal generated by modulating a chip string with a defined code pattern of the preamble signal;
subsequent to receiving the preamble signal, receiving, from the sensor controller, a command signal generated by modulating the chip string with data;
by referring to a polarity of the preamble signal, decoding the data based on the command signal; and
controlling, based on the data, transmission of a signal to the position detector.
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