Power management device
AssigneeSKAIChips Co., Ltd.
InventorsKang Yoon LEE, Yeong Hun Kim, Ji Hoon Song, Jae Hyung Jang, Jong Wan JO, Young Gun Pu
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Abstract
Provided is a power management device including a first power domain operating in a sleep mode consuming minimal power, and a second power domain turned on exclusively when a wake signal is received from an external device within a communication range of the first power domain, wherein the first power domain includes an always-on Digital Low-DropOut (DLDO), and the second power domain includes a main Low-DropOut (LDO), and split sequence control is performed on power management in the first power domain and the second power domain.
Claims9
A power management device comprising:
- a first power domain operating in a sleep mode consuming minimal power;
- and
- a second power domain turned on exclusively when a wake signal is received from an external device within a communication range of the first power domain, wherein:
- the first power domain comprises an always-on Digital Low-DropOut (DLDO), and the second power domain comprises a main Low-DropOut (LDO), and
- split sequence control is performed on power management in the first power domain and the second power domain.
Dependencies are inferred from the claim text.