US 11,943,760 B2
Deep cooperative feature sharing among connected vehicles
Rui Guo, San Jose, CA (US); Hongsheng Lu, San Jose, CA (US); and Prashant Tiwari, Santa Clara, CA (US)
Assigned to Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed by Toyota Motor Engineering & Manufacturing North America, Inc., Plano, TX (US)
Filed on Jul. 22, 2021, as Appl. No. 17/382,514.
Prior Publication US 2023/0024265 A1, Jan. 26, 2023
Int. Cl. H04W 72/1263 (2023.01); H04W 4/46 (2018.01)
CPC H04W 72/1263 (2013.01) [H04W 4/46 (2018.02)] 20 Claims
OG exemplary drawing
 
1. A method for data sharing between a transmitter vehicle and a receiver vehicle comprising:
obtaining sensor data captured by the transmitter vehicle;
encoding the sensor data into structured data having a set of features and a set of channels;
generating a channel attention map based on inter-channel relationships of the set of features;
generating weights corresponding to channels of the channel attention map;
selecting one or more channels among the set of channels based on the weights corresponding to the set of channels; and
transmitting the selected channels from the transmitter vehicle to the receiver vehicle.