Funding for this research was provided by:
National Core Electronic Devices, High-end Generic Chips and Basic Software Project (2016ZX01040101)
Mobile Terminal Operating System (2016ZX01040101)
the National Natural Science Foundation of China (61602492, 61502511, 61772070)
Beijing Municipal Education Commission (KM201510016009)
Article History
First Online: 14 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.