US 11,943,496 B2
Reception device, communication system, program, and reception method
Masakazu Tanikawa, Chiba (JP)
Assigned to Sony Interactive Entertainment Inc., Tokyo (JP)
Appl. No. 17/436,230
Filed by Sony Interactive Entertainment Inc., Tokyo (JP)
PCT Filed Mar. 18, 2019, PCT No. PCT/JP2019/011168
§ 371(c)(1), (2) Date Sep. 3, 2021,
PCT Pub. No. WO2020/188699, PCT Pub. Date Sep. 24, 2020.
Prior Publication US 2022/0132197 A1, Apr. 28, 2022
Int. Cl. H04N 21/43 (2011.01); H04N 21/414 (2011.01)
CPC H04N 21/4305 (2013.01) [H04N 21/41407 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A reception device comprising:
a reception unit that sequentially receives image information transmitted by a transmission device at a given first interval by wireless communication;
a display unit that sequentially displays frame images on a basis of the image information in accordance with a display clock and generates display time information indicating a time corresponding to an update time of the frame image; and
a control unit that calculates a second interval indicating an interval at which the frame images are displayed on a basis of plural pieces of the display time information and controls an update cycle of the frame image in accordance with the display clock such that the second interval approximates to the first interval; wherein
the first interval and the second interval are calculated by the control unit plural times in each of a plurality of frame periods at times without synchronization with an ideal frame update frequency of the display unit.