US 12,244,167 B2
Charging apparatus and charging method
Shaofeng Lu, Guangdong (CN)
Assigned to VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed by VIVO MOBILE COMMUNICATION CO., LTD., Guangdong (CN)
Filed on Nov. 29, 2021, as Appl. No. 17/537,411.
Application 17/537,411 is a continuation in part of application No. PCT/CN2020/079491, filed on Mar. 16, 2020.
Claims priority of application No. 201910458455.0 (CN), filed on May 29, 2019.
Prior Publication US 2022/0085616 A1, Mar. 17, 2022
Int. Cl. H02J 7/00 (2006.01)
CPC H02J 7/007 (2013.01) [H02J 7/00034 (2020.01); H02J 7/00036 (2020.01); H02J 7/0031 (2013.01); H02J 7/0036 (2013.01); H02J 7/0029 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A charging apparatus, comprising: a first comparison module, a second comparison module, a control module connected to the first comparison module and the second comparison module, and a charging module connected to the control module; wherein
the first comparison module is configured to compare a first data voltage value with a target preset value when it is detected that the charging apparatus is connected to a device to be charged, and output a first voltage level set according to a comparison result;
the second comparison module is configured to compare a second data voltage value with the target preset value when it is detected that the charging apparatus is connected to the device to be charged, and output a second voltage level set according to a comparison result; and
the control module is configured to control the charging module to charge the device to be charged with a target power according to the first voltage level set and the second voltage level set; wherein
the first comparison module comprises a first comparator and a second comparator, and the second comparison module comprises a third comparator and a fourth comparator, the first comparator, the second comparator, the third comparator, and the fourth comparator are all connected to the control module; the target preset value comprises a first preset value and a second preset value, the first voltage level set comprises a first voltage level and a second voltage level, and the second voltage level set comprises a third voltage level and a fourth voltage level; wherein
the first comparator is configured to compare the first data voltage value with the first preset value, and output the first voltage level according to a comparison result;
the second comparator is configured to compare the first data voltage value with the second preset value, and output the second voltage level according to a comparison result;
the third comparator is configured to compare the second data voltage value with the first preset value, and output the third voltage level according to a comparison result; and
the fourth comparator is configured to compare the second data voltage value with the second preset value, and output the fourth voltage level according to a comparison result.