Withings

A measurement station includes an electrocardiogram acquisition system, two control electrodes configured to contact a user, and an electrical connection circuit, the electrical connection circuit comprising a feedback loop connected to the two control electrodes.

A body composition measuring device configured to perform impedance measurements on a user; compare the measured impedance with a reference datum; and generate an error signal on the basis of the comparison.

An evaluation method of a contact pressure between an optical sensor and a skin of a user, the method including a) determination of first optical data, using a first optical signal obtained by the optical sensor at a first wavelength, b) determination of second optical data, using a second optical signal obtained by the optical sensor at a second wavelength, different from the first wavelength, c) analysis of at least one comparison of the first optical data with the second optical data, the analysis generating information relating to the contact pressure between the optical sensor and the skin.

A portable physiological measurement device holdable by a user includes a housing with an elongated shape in one extension direction and including, in the extension direction, one end, a stethoscope positioned at the tip and including a diaphragm extending in a diaphragm plane, a display, arranged on the housing, the display extending in a direction orthogonal to the membrane plane, a physical interface, functionally connected to the display and positioned on the housing between the display and the membrane along the extension direction.

A sensors assembly for physiological measurements includes an electrode comprising a contact surface configured to be in contact with a user, an optical unit movable relative to the contact surface of the electrode between a rest position and a displaced position, the optical unit including an interaction surface configured to be in contact with a user, the interaction surface being adjacent to the contact surface, an optical sensor, and a force sensor configured to determine information relating to the force exerted on the optical unit in the displaced position.

A portable physiological measurement device holdable by a user, includes a housing of elongated shape along a direction of extension (X) and including, along the direction of extension, a first end and a second end, a first physiological end sensor positioned at the first end, a second physiological end sensor positioned at the second end, a physiological finger sensor arranged on the housing near the first end or the second end.

A new physiological sensor capable of using several synchronized physiological signals to identify physiological properties of a user: at least two of a load sensor, an optical sensor and a radiofrequency resonant sensor are used together to obtain data from a MUT on an interface area.

A wearable device configured to be positioned on a user's wrist, includes a case back configured to be at least partially in contact with the user's wrist, a heat flux sensor, configured to measure a heat flux coming from the user's wrist, and an optical sensor including at least one light emission assembly to emit light and at least one light reception assembly to receive light from the light emission assembly. Positions of each of the at least one light emission assembly and each of the at least one light reception assembly form a geometrical shape on the case back, as projected orthogonally on the case back. The heat flux sensor is arranged within the geometrical shape, as projected orthogonally on the case back.

A measuring station includes a left set of electrodes, including at least two electrically independent electrodes arranged to contact the underside of a user's left foot, a right set of electrodes, including at least two electrically independent electrodes arranged to contact the underside of a user's right foot, a direct voltage source, a switch configured to activate and deactivate a DC configuration in which at least one electrode of at least one set of electrodes is connected to the direct voltage source.

A measurement device and a method associated are presented. The measurement device includes a discharging circuit and a DC measurement circuit connected to electrodes. The discharging circuit is aimed at discharging charges on the electrodes.