US 12,356,977 B2
Method for applying a spray agent onto an agricultural area
Jochen Glasbrenner, Stuttgart (DE); and Oliver Meil, Schwieberdingen (DE)
Assigned to ROBERT BOSCH GMBH, Stuttgart (DE)
Appl. No. 17/625,007
Filed by Robert Bosch GmbH, Stuttgart (DE)
PCT Filed Sep. 4, 2020, PCT No. PCT/EP2020/074691
§ 371(c)(1), (2) Date Jan. 5, 2022,
PCT Pub. No. WO2021/048001, PCT Pub. Date Mar. 18, 2021.
Claims priority of application No. 10 2019 213 779.2 (DE), filed on Sep. 11, 2019.
Prior Publication US 2022/0287290 A1, Sep. 15, 2022
Int. Cl. A01M 7/00 (2006.01); A01B 79/00 (2006.01); G06T 7/00 (2017.01)
CPC A01M 7/0089 (2013.01) [A01B 79/005 (2013.01); G06T 7/0004 (2013.01); G06T 2207/30188 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A method for applying a spray agent onto an agricultural area using a spray nozzle unit of an agricultural sprayer, the method comprising:
detecting a first field section of the agricultural area using an optical detection unit to obtain a first piece of image information from the first field section;
identifying, using a control unit, plants in a first evaluation area of the first piece of image information obtained from the first field section;
ascertaining, using the control unit, a first plant index of the first evaluation area using the plants identified in the first evaluation area; and
applying, using the spray nozzle unit of the agricultural sprayer, the spray agent in a defined minimum volume per unit area onto the entire first field section and onto an entire second field section of the agricultural area adjoining the first field section in a direction of movement of the agricultural sprayer as a function of the first plant index ascertained for the first evaluation area.