US 11,671,146 B2
Calibration of an activation duration of a circuit
Alexandre Tramoni, Le Beausset (FR)
Assigned to STMicroelectronics (Rousset) SAS, Rousset (FR)
Filed by STMicroelectronics (Rousset) SAS, Rousset (FR)
Filed on Oct. 12, 2021, as Appl. No. 17/499,423.
Claims priority of application No. 2011620 (FR), filed on Nov. 12, 2020.
Prior Publication US 2022/0149893 A1, May 12, 2022
Int. Cl. H04B 5/00 (2006.01); H04B 17/11 (2015.01); H04B 17/21 (2015.01)
CPC H04B 5/0031 (2013.01) [H04B 5/0037 (2013.01); H04B 5/0075 (2013.01); H04B 17/11 (2015.01); H04B 17/21 (2015.01)] 24 Claims
OG exemplary drawing
 
1. A method of operating a first device, the method comprising:
calibrating a duration of a periodic step of activation of a near-field communication circuit of the first device according to
a time interval between an activation of the near-field communication circuit and a reception, by the first device, of a message transmitted by a second device, and
a duration margin.