US 12,451,717 B2
Adaptive multi-mode charging
Chunping Song, Palo Alto, CA (US); Cheong Kun, San Diego, CA (US); Xiaolin Gao, San Jose, CA (US); Sanghwa Jung, Los Gatos, CA (US); and Yue Jing, Santa Clara, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by Qualcomm Incorporated, San Diego, CA (US)
Filed on Feb. 2, 2024, as Appl. No. 18/431,763.
Application 18/431,763 is a continuation of application No. 16/914,160, filed on Jun. 26, 2020, granted, now 11,923,715.
Claims priority of provisional application 62/951,876, filed on Dec. 20, 2019.
Prior Publication US 2024/0258819 A1, Aug. 1, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H02J 7/00 (2006.01); H02J 7/02 (2016.01)
CPC H02J 7/007192 (2020.01) [H02J 7/02 (2013.01); H02J 2207/20 (2020.01)] 18 Claims
OG exemplary drawing
 
1. An apparatus comprising:
power transfer circuitry comprising:
a first power path configured to be coupled to a first power circuit, wherein the first power circuit comprises a wireless power receiver or a wireless power transmitter;
a second power path configured to be coupled to a second power circuit, wherein the second power circuit comprises a power adapter;
a first node;
a second node;
a switching circuit coupled between the first and second power paths and the first node;
a first charger comprising a charge pump and coupled between the first node and the second node; and
a second charger coupled between the first node and the second node;
wherein the switching circuit is configured to connect the first and second power paths to the first and second chargers, wherein the first and second chargers operate with different phases and provide multi-phase charging.