Title:
METHOD FOR COMMUNICATING BETWEEN A PORTABLE TRANSMISSION DEVICE AND AN ELECTRONIC CONTROL UNIT OF A MOTOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2022/152628
Kind Code:
A1
Abstract:
Method for communicating between a portable transmission device (10) and an electronic control unit (210) of a motor vehicle (20), the method comprising transmitting, by means of the transmission device (10), a plurality of wake-up signals over a plurality of consecutive time intervals referred to as "reference" time intervals, the duration of each reference time interval being equal to the duration of a supply period and each reference time interval being divided into a series of consecutive time slots, at least one wake-up signal of the plurality of wake-up signals being transmitted in each reference time interval, at a time slot that is different to the time slots of the other wake-up signals of the plurality of wake-up signals, and such that the sum of the transmission time intervals of each of the wake-up signals of the plurality of wake-up signals is at least equal to the supply period.
Inventors:
BILLY STÉPHANE (FR)
LEE JÉRÔME (FR)
POUSSIER ROMAIN (FR)
LEE JÉRÔME (FR)
POUSSIER ROMAIN (FR)
Application Number:
PCT/EP2022/050262
Publication Date:
July 21, 2022
Filing Date:
January 07, 2022
Export Citation:
Assignee:
CONTINENTAL AUTOMOTIVE TECH GMBH (DE)
International Classes:
H04W52/02; B60R16/023; H03M5/12; H04L25/49
Foreign References:
| US20140300448A1 | 2014-10-09 | |||
| US20190161059A1 | 2019-05-30 |
Attorney, Agent or Firm:
HARDOUIN, Briac (FR)
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