US 11,872,905 B2
Wireless protocol for battery management
Ariton E. Xhafa, Plano, TX (US); Torbjørn Sørby, Kolsås (NO); Minghua Fu, Plano, TX (US); Jesus Daniel Torres Bardales, Plano, TX (US); Ramanuja Vedantham, Frisco, TX (US); Alexis Justine Burnight, Dallas, TX (US); and Archanaa Santhana Krishnan, Worcester, MA (US)
Assigned to Texas Instruments Incorporated, Dallas, TX (US)
Filed by TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US)
Filed on Apr. 16, 2021, as Appl. No. 17/233,106.
Prior Publication US 2022/0332213 A1, Oct. 20, 2022
Int. Cl. B60L 58/10 (2019.01); H04L 67/12 (2022.01)
CPC B60L 58/10 (2019.02) [B60L 2240/42 (2013.01); H04L 67/12 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A vehicular battery management system (BMS), comprising:
a battery controller;
a set of battery cells;
a primary network node coupled to the battery controller; and
a secondary network node coupled to the set of battery cells, the primary and secondary network nodes configured to wirelessly communicate with each other using frames that share a common frame format,
wherein the frame format includes one or more bits, and wherein a status of the one or more bits indicates whether the secondary network node is to communicate with the primary network node on behalf of another secondary network node.