Skin moisture content measuring apparatus for reducing power consumption
AssigneeSamsung Electronics Co., Ltd.
InventorsWoo Young Jang, Kun Soo Shin, Hong Sig Kim
Life of this patent
Estimating the term…
Abstract
An apparatus to measure skin moisture content, the apparatus including: an electrode unit comprising a reference (R) electrode, a current (C) electrode, and a measuring (M) electrode; an operational amplifier having an inverting input terminal connect with the R electrode, and having an output terminal connect with the C electrode; a first switch connecting the R electrode and the C electrode, and releasing a connection between the R electrode and the C electrode when the electrode unit contacts with the skin of a user; and a microcontroller controlling the connection between the R electrode and the C electrode via the first switch is provided.
Claims12
An apparatus to measure skin moisture content, the apparatus comprising:
- an electrode unit comprising a reference (R) electrode, a current (C) electrode, and a measuring (M) electrode;
- an operational amplifier having an inverting input terminal connect with the R electrode, and having an output terminal connect with the C electrode;
- a first switch connecting the R electrode and the C electrode, and releasing a connection between the R electrode and the C electrode when the electrode unit contacts with the skin of a user;
- and
- a microcontroller controlling the connection between the R electrode and the C electrode via the first switch.
An apparatus to measure skin moisture content, the apparatus comprising:
- an electrode unit comprising an R electrode, a C electrode, and an M electrode;
- an operational amplifier having an inverting input terminal connect with the R electrode, and having an output terminal connect with the C electrode;
- and
- a resistor connecting with the R electrode and the C electrode.
An apparatus to measure skin moisture content, the apparatus comprising:
- an electrode unit comprising an R electrode, a C electrode, and an M electrode;
- an operational amplifier having an inverting input terminal connect with the R electrode, and having an output terminal connect with the C electrode;
- and
- a member comprising a conductor contacting with the R electrode and the C electrode, and an insulator contacting with the M electrode.
An apparatus to measure skin moisture content, the apparatus comprising:
- an electrode unit comprising an R electrode, a C electrode, and an M electrode, the M electrode comprising a stepped pulley with respect to the R electrode and the C electrode;
- an operational amplifier having an inverting input terminal connect with the R electrode, and having an output terminal connect with the C electrode;
- and
- a member comprising a conductor contacting with the R electrode and the C electrode.
Dependencies are inferred from the claim text.