US 12,147,256 B2
Voltage dividing capacitor circuits, supply modulators and wireless communication devices
Jeongkwang Lee, Hwaseong-si (KR); Ikhwan Kim, Hwaseong-si (KR); Takahiro Nomiyama, Seoul (KR); and Youngho Jung, Seoul (KR)
Assigned to Samsung Electronics Co., Ltd., Gyeonggi-Do (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Jan. 11, 2023, as Appl. No. 18/153,208.
Application 18/153,208 is a continuation of application No. 17/334,053, filed on May 28, 2021, granted, now 11,567,519.
Claims priority of application No. 10-2020-0114323 (KR), filed on Sep. 8, 2020; and application No. 10-2021-0005733 (KR), filed on Jan. 15, 2021.
Prior Publication US 2023/0145751 A1, May 11, 2023
Int. Cl. H02M 3/07 (2006.01); G05F 1/56 (2006.01)
CPC G05F 1/56 (2013.01) [H02M 3/072 (2021.05)] 20 Claims
OG exemplary drawing
 
1. A voltage dividing capacitor circuit comprising:
a first capacitor voltage divider including a first flying capacitor and a plurality of first switches, the plurality of first switches connected in series between a first node and a second node, and the first capacitor voltage divider connected to a third node; and
a second capacitor voltage divider including a second flying capacitor and a plurality of second switches, the plurality of second switches connected in series between the third node and the second node, wherein
the first node corresponds to a ground node coupled to a ground voltage, the second node corresponds to a first voltage node coupled to a first load capacitor, and the third node corresponds to a second voltage node connected between the plurality of first switches.