US 11,755,130 B2
Communication method for communication between pen and sensor controller
Haruhiko Hisano, Saitama (JP); Hideyuki Hara, Saitama (JP); and Yoshifumi Konda, Saitama (JP)
Assigned to Wacom Co., Ltd., Saitama (JP)
Filed by Wacom Co., Ltd., Saitama (JP)
Filed on May 3, 2022, as Appl. No. 17/735,997.
Claims priority of application No. JP2021-082840 (JP), filed on May 14, 2021.
Prior Publication US 2022/0365609 A1, Nov. 17, 2022
Int. Cl. G06F 3/038 (2013.01); G06F 3/01 (2006.01); G06F 3/0354 (2013.01)
CPC G06F 3/0383 (2013.01) [G06F 3/016 (2013.01); G06F 3/03545 (2013.01); G06F 2218/08 (2023.01)] 15 Claims
OG exemplary drawing
 
1. A communication method for communication performed between a pen and a sensor controller that, in operation, transmits uplink signals to the pen in a frame cycle, the communication method comprising:
transmitting, by the sensor controller, a first uplink signal in a first frame, the first uplink signal including an identifier that indicates a type of data to be transmitted to the pen in a second frame, the second frame following the first frame; and
transmitting, by the sensor controller, a second uplink signal in the second frame, the second uplink signal including a value of data of the type indicated by the identifier included in the first uplink signal.