Patent ID: 9398127
Filing Date: 2016-07-19
CPC Classification: A61B,F04C,H04M

Claim Text:
1. A portable terminal configured to be utilized with an earphone connected to a first plug and with a skin-condition measurement device which includes a second plug, a measurement unit that measures a skin condition of a user, and a detection circuit connected to the measurement unit and the second plug, the portable terminal comprising: an earphone jack configured to receive the first plug of the earphone and the second plug of the skin-condition measurement device selectively inserted into the earphone jack; an audio circuit that supplies an electrical signal to the earphone via the earphone jack while the first plug of the earphone is inserted into the earphone jack; a skin-condition measurement circuit having an electrical signal input thereto from the second plug of the skin-condition measurement device via the earphone jack while the second plug of the skin-condition measurement device is inserted into the earphone jack; and a circuit switch unit that selects and switches one of the audio circuit and the skin-condition measurement circuit based on an electrical signal input to or output from the earphone jack.