Abstract: A method for estimating the elevation change traveled by a user, said method using a pressure sensor and a temperature sensor, the pressure sensor being adapted to be held fixed to the user, the method comprising: a)—an operation of periodically sampling raw pressure values, reading the current raw pressure at a first sampling frequency, the raw values being stored in the form of pressure or the corresponding altitude in a first buffer (B1), b)—a filtering operation based on the raw values stored in the first buffer, in order to determine filtered values, c)—a variance calculation, performed on at least a portion of the filtered values, in order to determine a condition for including the elevation changes corresponding to the observed pressure or altitude differences.

Abstract: Electronic scale including four feet, four strain gauges, an electronic control unit and a display, where the gauges are combined in pairs in first and second Wheatstone bridge type circuits, where a first intermediate-point of the bridge is selectively connected via a switch to an intermediate voltage source and where the first and second outputs of the amplifiers are summed by the electronic control unit in order to deduce therefrom a weight for an object present on the device, with indication for the user of off-center condition on the scale. Weighing method implemented in such a scale.

Abstract: Weighing device of the digital bathroom scale type, comprising four feet each having a strain gauge, four conducting portions on the top surface, and one electronic control unit, the electronic unit being configured to measure first signals indicative of periodic variations in weight and second signals indicative of periodic variations in impedance caused by the heartbeats of the user, the electronic unit being configured to determine the heart rate of the user from the first and second signals. Method for determining the heart rate of the user from the first and second signals.

Abstract: A thin personal weighing device comprising a bottom plate, extending along a reference plane, a top plate movably mounted with regard to the bottom plate along a direction perpendicular to the reference plane, four resilient elements directly interposed between the top and the bottom plate, four LC circuits positioned at a vicinity of an edge of the bottom plate, and a conductive material coating, arranged on the top plate, the four LC resonators and the at least conductive material coating exhibiting an inductance. Movement of the conductive material coating relative to each of the four LC resonators introduces a variation of the inductance. A computation unit detecting the variations of the inductance is electronically coupled with the LC resonators and configured to correlate the variations of the inductance with an actual weight placed on the weighing device. The thickness of the weighing device is less than 25 mm.

Abstract: A thin weighing scale having a thickness of less than 25 mm, comprising a first rigid bottom plate, extending along a reference plane defined by a first direction X and a second direction, a second rigid top plate, at least four load cells 4, interposed between the first and second rigid plates, a set of linkages comprising arms, some arms extend in the first direction and some other arms extend in the second direction, each arm having an elongated shape with a first end attached to the first rigid plate and a second end rigidly connected to the second rigid plate, whereby a movement is provided along a third direction, the set of linkages preventing relative movement between first and second rigid plates along the first and second direction.

Abstract: Method to determine the arterial stiffness of an individual user (U) standing on a personal electronic scale having a top surface with at least three conductive pads on one of the left or right side of the scale, /a/—acquiring weight variations, and extracting therefrom a ballistocardiogram of the user's heart beat, /b/—acquiring impedance plethysmography signals across one of the foot of the user, and extracting therefrom a blood pulse signal at the foot, /c/—calculating a time delay (DT) between the heart beat and the blood pulse signal arriving at the foot, /d/—deducing therefrom a value of the arterial stiffness of the user

Abstract: A thin personal weighing device comprising a bottom plate, extending along a reference plane, a top plate movably mounted with regard to the bottom plate along a direction perpendicular to the reference plane, four resilient elements directly interposed between the top and the bottom plate, four LC circuits positioned at a vicinity of an edge of the bottom plate, and a conductive material coating, arranged on the top plate, the four LC resonators and the at least conductive material coating exhibiting an inductance. Movement of the conductive material coating relative to each of the four LC resonators introduces a variation of the inductance. A computation unit detecting the variations of the inductance is electronically coupled with the LC resonators and configured to correlate the variations of the inductance with an actual weight placed on the weighing device. The thickness of the weighing device is less than 25 mm.

Abstract: Methods of determination of the blood pressure, determination of a heart stroke volume, determination of the state of stress or relaxation of a user, with use of a ballistocardiogram signal reflecting the user's heart beats, with a measure of characteristic amplitude of ballistocardiogram signal, and measure for each couple of consecutive heart beats, beat time intervals DeltaHB(i) between successive heart beats, extracted from a ballistocardiogram signal or from an impedance plethysmography signal measured at the user's foot, leading to determination of a heart rate variability index, over at least six successive heart beats, leading to determination of mean arterial pressure, leading to determination of state of relaxation or stress of the user.

Abstract: Video monitoring device comprising a computing unit, a camera, a communication interface, and a volatile organic compounds sensor configured to measure at least a concentration of organic compounds in a room of interest, said computing unit being configured to record the concentrations of organic compounds reported by the volatile organic compounds sensor, and configured to send images taken by the camera and volatile organic compounds concentrations to a remote entity, such as a smartphone over a wireless link.

Abstract: A sleep assist system to monitor and assist the user's sleep, comprising: a bedside device adapted to be positioned near the user's bed, the bedside device optionally comprising a loudspeaker, a light source, a microphone, a light sensor, a temperature sensor, a control unit, an air quality sensor, a display unit, a user interface. The system further comprises a first sensing unit positioned in the user's bed comprising one or more sensors adapted to sense at least pressure and changes in pressure exerted by the user lying in the bed; an additional sensor device to be in contact with the user's body, and to be coupled to the bedside device; the system is configured to correlate the data obtained from both the first sensing unit and the additional sensor device.

Abstract: Interaction methods between a smartphone and a timepiece having two analog-type pointers, each of the pointers being controlled independently by a stepper motor, the timepiece and the smartphone being able to be in communication through a wireless remote short-range communication link, the calibration method comprising the steps of S1—capturing image(s) of the watch with the smartphone, S2—processing the image(s) to determine accurately the displayed angular positions of the pointers, S3—send correction data from the smartphone to the watch, S4—carry out, at the watch, an appropriate correction so that the pointers are caused to display the current absolute time, the absolute time set method comprising the steps of S11—send absolute time reference from the smartphone to the watch, S12—carry out, at the watch, an appropriate correction, to update the internal counters and positions of the pointers so that the pointers display the current absolute time.

Abstract: Hairstyling tool of the comb or hairbrush type, comprising a handle and a body, an electric battery a force sensor, an electronic unit configured to capture and format signals provided by the sensors, a wireless communication means for transmitting data to a remote entity, by means of which information about the movements executed by the tool and the forces it undergoes can be transmitted to the remote entity, the remote entity being able to send information back to the user of the tool about the hair being styled.

Abstract: Weighing device of the digital bathroom scale type, comprising four feet each having a strain gauge, four conducting portions on the top surface, and one electronic control unit, the electronic unit being configured to measure first signals indicative of periodic variations in weight and second signals indicative of periodic variations in impedance caused by the heartbeats of the user, the electronic unit being configured to determine the heart rate of the user from the first and second signals. Method for determining the heart rate of the user from the first and second signals.

Abstract: A method to determine a position and a state of a personal activity monitor worn by a user, such personal activity monitor comprising a motion sensor formed as an at least 3-axis accelerometer and a processor unit, the method comprising the steps of determining a number of changes of predominant axis per time period, and comparing it with exceeds a first predetermined threshold in order to infer a wrist worn condition, the method comprising the steps of determining a current level of activity and a temperature criterion to infer that the personal activity monitor is actually worn by the user and that the user has entered a sleep phase, or to infer that the user has emerged from sleep.

Abstract: Electronic scale including four feet, four strain gauges, an electronic control unit and a display, where the gauges are combined in pairs in first and second Wheatstone bridge type circuits, where a first intermediate-point of the bridge is selectively connected via a switch to an intermediate voltage source and where the first and second outputs of the amplifiers are summed by the electronic control unit in order to deduce therefrom a weight for an object present on the device, with indication for the user of off-center condition on the scale. Weighing method implemented in such a scale.

Abstract: A detection device, for placement under or on a mattress, configured for the movements of a person lying on the mattress, includes a sensing portion having an inflatable chamber intended to be positioned under the individual, an electronic unit arranged at a distance from the sensing portion and having a pressure sensor, intended to be positioned outside of the bedding, a transmitting portion interposed between the sensing portion and the electronic unit, including a channel establishing a fluid connection between the inflatable chamber and the sensor, the channel having a transverse dimension (T) that is much smaller than the width (L1) of the chamber.

Abstract: A method for estimating the elevation change traveled by a user, said method using a pressure sensor and a temperature sensor, the pressure sensor being adapted to be held fixed to the user, the method comprising: a)—an operation of periodically sampling raw pressure values, reading the current raw pressure at a first sampling frequency, the raw values being stored in the form of pressure or the corresponding altitude in a first buffer (B1), b)—a filtering operation based on the raw values stored in the first buffer, in order to determine filtered values, c)—a variance calculation, performed on at least a portion of the filtered values, in order to determine a condition for including the elevation changes corresponding to the observed pressure or altitude differences.

Abstract: Strap watch comprising a first hand normally indicating the hours, a second hand (2) normally indicating the minutes, where appropriate an additional hand , at least one accelerometer, and an electronic control unit which is configured so that it normally causes the time to be indicated by the hands, calculates at least one individual activity amount representative of a physical activity of the user based on information collected by the accelerometer, and displays the activity amount by means of at least one of the hands, whereby the user can very simply view one or more amount(s) relating to his or her physical activity on a compact and conventional analog watch interface.

Abstract: A method implemented at least in part by a computer for sending data to a distant server, the method comprising: (a) a sending step wherein a user sends data to the server in a non authenticated matter; (c) an authentication step wherein the origin of the data is authenticated by the server.

Abstract: The invention relates to a method for weighing a use located on an electronic scale in communication with a mobile telecommunication terminal having a display screen, the scale and the mobile terminal both wirelessly communicating with a telecommunication network adapted to put at least the mobile terminal in communication with an additional communication device, the method including a weighing step, a two-way communication step during which the scale transmits weighing data resulting from the weighing to the mobile terminal, and a display step during which the mobile terminal displays weighing data on the screen.