BIO-SIGNAL MEASURING DEVICE
FIG1 is a schematic diagram showing a first embodiment of a bio-signal measuring device according to the present invention
As shown in FIG1, a bio-signal measuring device according to this embodiment (a first embodiment) includes a bio-signal measuring instrument 1 as a wearable biosensor (sensor chip) and a power feeder (a charger) 2 which feeds charging power to a secondary battery 210 built in the bio-signal measuring instrument 1.
schematic diagram
310
signal transfer circuit
210
battery
100
bio-signal processing circuit
300
feed power distribution means
16
information is
320
power transfer circuit
200
charging circuit
['1. A bio-signal measuring device comprising: a bio-signal measuring instrument which is used in a state of being mounted to a living body, wherein the bio-signal measuring instrument includes a battery as an internal power source and a charging circuit for the battery, a plurality of electrodes which are brought into contact with a skin surface of a human body at the time of bio-signal measurement and are connected to a predetermined power feeder at the time of charging of the battery, a bio-signal processing circuit which processes bio-signals detected at the electrodes in a predetermined manner, and bio-signal and feed power distribution means, the bio-signal processing circuit and the charging circuit are switchably connected to the electrodes through the bio-signal and feed power distribution means, at the time of the bio-signal measurement, the bio-signals detected at the electrodes are supplied to the bio-signal processing circuit through the bio-signal and feed power distribution means, and at the time of the charging of the battery, feed power which is supplied from the power feeder is supplied to the charging circuit through the bio-signal and feed power  distribution means.', '2. The bio-signal measuring device according to claim 1, wherein the bio-signal and feed power distribution means includes a signal transfer circuit and a power transfer circuit, the signal transfer circuit leads the bio-signal to the bio-signal processing circuit at the time of the bio-signal measurement and blocks a flow of the feed power to the bio-signal processing circuit at the time of the charging of the battery, and the power transfer circuit leads the feed power to the charging circuit at the time of the charging of the battery and blocks a flow of the bio-signal to the charging circuit at the time of the bio-signal measurement.']