US 12,396,073 B2
Intelligent-identification quick-charge heating control device for electric heating products
Wanglai Huang, Dongguan (CN)
Filed by Wanglai Huang, Beijing (CN)
Filed on Jan. 28, 2021, as Appl. No. 17/160,404.
Prior Publication US 2022/0240348 A1, Jul. 28, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H05B 1/02 (2006.01); H05B 6/06 (2006.01); H05B 6/48 (2006.01)
CPC H05B 6/48 (2013.01) [H05B 6/06 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An intelligent-identification quick-charge heating control device for electric heating products, comprising: a button wake-up circuit for waking up a quick charge source a main control circuit that supports a quick charge (QC) protocol, a power supply circuit for supplying power to the main control circuit, a Type-C interface for pairing and coupling the quick charge source, and an output control circuit coupled to a heating load, and the main control circuit being coupled to the output control circuit and the button wake-up circuit; wherein, the Type-C interface includes a pin IN+, a pin IN−, a pin D+, a pin D− and a pin OUT1−, the pin IN+ is coupled to the power supply circuit through the button wake-up circuit, the pin IN− is grounded, the pin D+ and pin D− are coupled to the main control circuit and completes a handshake communication of a quick charge (QC) protocol with the quick charge source, the pin OUT1− is coupled to the output control circuit to quickly charge the heating load under the condition of the handshake communication.