Adaptive BLE and UWB based connection rate control for mobile access devices of vehicular passive access systems

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11230260
APP PUB NO 20210402955A1
SERIAL NO

16913627

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Abstract

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A mobile access device includes a transceiver and a control module. The transceiver transmits and receives ultra-wideband signals including a first challenge signal. The control module: transmits via the transceiver the first challenge signal to a vehicle, where the first challenge signal is associated with a passive entry or a passive start operation of the vehicle, based on the first challenge signal, receive a response signal from the vehicle, determine a distance between the mobile access device and the vehicle based on the response signal, determine a wait period based on the distance, wait a minimum period, where the minimum period is a minimum of (i) the wait period and (ii) an advertisement period or a predetermined ranging period, and subsequent to waiting the minimum period, transmit a second challenge signal to the vehicle to update the distance between the mobile access device and the vehicle.

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Patent Owner(s)

Patent OwnerAddress
DENSO CORPORATION1-1 SHOWA-CHO KARIYA-CITY AICHI 4488661 ?4488661
DENSO INTERNATIONAL AMERICA INC24777 DENSO DRIVE P O BOX 5024 SOUTHFIELD MI 48033-5244

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ahmed, Osman Bloomfield Hills, US 78 4384
Tokunaga, Yuki Kariya, JP 14 77

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