Abstract: The present invention relates to a method for setting a quartz watch, the watch comprising an optical sensor and a microcontroller configured to receive electrical signals generated by the optical sensor, the method being performed by way of a portable electronic appliance comprising a point light source and a microcontroller configured to control said point light source, the method comprising the following steps: placing the optical sensor of the watch facing the point light source of the electronic appliance on the order of the microcontroller of the electronic appliance, flashing the point light source of the electronic appliance so as to form a sequence of light pulses corresponding to a coding of setting parameters, the sequence then being received by the optical sensor of the watch decoding the received light sequence, by way of the microcontroller of the watch, in order to recover the setting parameters on the order of the microcontroller of the watch, setting the watch according to the setting para

Abstract: A method for updating (500) the date for a watch implemented by an updating device (100). The updating method (500) including storing in memory the current date (171) according to a perpetual calendar programmed on a time zone (175), receiving a second signal (181) before verifying a first signal (131) after having received the second signal (181). A comparison is carried out between the second signal (181) and the current date (171) in order to control the driving of at least one date-disc (120) with a drive member (160) if the second portion (127) is different from the current date (171) until the first sensor (130) detects a first portion (126) of the at least one date-disc (120).

Abstract: A watch with annual calendar setting, the watch including at least one setting member configured to displace an hour hand and/or a minute hand, at least one detecting member configured to detect the date change, and at least one central processing unit configured to deduce the set date, to actuate the motor and to implement the annual calendar setting method.

Abstract: A method for automatically correcting the time and/or the date for a self-correcting watch including at least one receiving member, at least one detecting member, and at least one processing unit for implementing the correction method. The correction method includes at least one step of receiving at least one datum, at least one step of detecting the wrong time and/or the wrong date and at least one step of correcting the time.

Abstract: A device for selecting a combination of patterns for a timepiece, including an inner disc including N angular sectors of the same size, each bearing a symbol on its periphery, with N being a whole number greater than 1; an outer disc coaxial to the inner disc and with a larger diameter, the outer disc bearing M symbols distributed over M*N angular sectors of the same size, with M being a whole number greater than 1, each of the M symbols of the outer disc being repeated on N consecutive sectors of the outer disc; a dial extending opposite the inner disc, the dial including an aperture allowing a pattern of the inner disc to be matched with a pattern of the outer disc; an activation device allowing the inner disc to rotate and a meshing device coupling the two discs according to a speed reducing ratio M.

Abstract: A rotating piezoelectric motor including a piezoelectric actuator including a resonator having a pair of arms connected at one of their ends in a connection area, the other two ends being referred to as ‘free’, a passive element including a cylindrical part extending orthogonally to the resonator, the cylindrical part being able to be rotated by the friction of the free ends of the arms on the cylindrical part, each free end including a protuberance such that the protuberances extend towards one another and together form a housing for a portion of the cylindrical part, the motor including a device for holding the portion of the cylindrical part inside the housing.

Abstract: A rotating piezoelectric motor including a piezoelectric actuator including a resonator having a pair of arms connected at one of their ends in a connection area, the other two ends being free, a passive element including a cylindrical part extending substantially orthogonally to the resonator and passing between the free ends of the arms, the cylindrical part being rotatable by friction of the free ends, the passive element including: a lower and upper truncated cones, the small bases of the cones being arranged facing each other and on either side of the resonator, the cylindrical part of the passive element at least partly axially traversing the cones, the upper truncated cone being movable along the cylindrical part, and at least one of the cones being integral in rotation with the cylindrical part, a device for holding the lateral surfaces of the cones in contact with each of the free ends of the arms of the resonator.

Abstract: A device for selection of a combination of motifs for a timepiece, including an inner disc, and a coaxial outer disc, the inner disc having a smaller diameter than the outer disc, the discs including angular sectors of the same size, at least two angular sectors of each disc bearing a motif on their periphery; a device for actuation permitting rotation of the inner disc, and a gear device for coupling the two discs according to a reduction ratio; a dial extending opposite the inner disc, the dial including an aperture to put a motif of the inner disc and a motif of the outer disc into correspondence, such that a complete rotation of the inner disc gives rise to a rotation of the outer disc by one angular sector, the size of the aperture being sufficiently large for each motif of the outer disc to be in correspondence successively with all the motifs of the inner disc, when the inner disc is rotated.

Abstract: A timepiece including a case middle closed by a glass and the following elements positioned in the case middle: a dial, a rigid mounting plate extending under the dial, a module including an electric motor, referred to as the motor module, a printed circuit board, of which at least a first portion is interposed between the mounting plate and the motor module, means for the assembly of the motor module on the mounting plate through the first portion of the printed circuit board.

Abstract: A display system (100) for a watch (200) and preferably of a watch (200) including a display device (110) configured to display an item of information, a pointing device (120) disposed above the display device (110) so as to define an overlap zone (130) and at least one movable element (140) disposed completely or partially above the display device (110) and at the periphery of the overlap zone (130) so as not to interfere with the capacitive or inductive field of the pointing device (120).

Abstract: A display mechanism for a watch and a watch including the display mechanism, which includes a display for displaying information, a first and second mobile elements and a support, so that when the first mobile element moves with a first primary speed, the second mobile element moves into a first position so as to cover the display and when the first mobile element moves with a first secondary speed, the second mobile element moves into a second position so as to expose the display. Thus, the display can be exposed which allows to maximize the display surface when information is present on the display.

Abstract: A method for setting an electronic watch including a near-field communication module and a microcontroller configured to exchange electric signals with this module, the method including: establishing a near-field connection between the electronic appliance and the watch; verifying, by way of the microcontroller of the electronic appliance, the accuracy of a datum indicating the clock state of the watch; sending, to the near-field communication module of the watch, by way of the near-field communication device and when instructed to do so by the microcontroller of the electronic appliance, at least one watch setting instruction when the clock state datum is inaccurate; processing said at least one instruction received by means of the microcontroller of the watch, in order to generate watch setting parameters; and configuring the watch when instructed to do so by the microcontroller of the watch, according to the setting parameters generated.

Abstract: A linear piezoelectric motor including a passive element having an elongated shape, and a piezoelectric actuator including a resonator including a pair of arms connected at one of their ends at a connection zone, the two other ends being called free, the passive element being capable of being moved linearly between the free ends by friction of the free ends against the passive element, the passive element and the resonator being inclined with respect to one another by a non-zero angle (?) of less than 90 degrees.

Abstract: A device for controlling at least two electronic and/or mechanical functions of a portable object of small dimensions includes a control stem that is axially movable between at least a first and a second position. The control stem is provided at a first end with an actuation member, and is provided towards a second end with a position indexing plate arranged to cooperate with an elastic member in order to match each of the first and second positions of the control stem with one of the mechanical or electronic functions.

Abstract: A method for adjusting a timepiece including: providing a portable object including a screen and a camera; testing accuracy of a piece of time information of the timepiece by using the camera of the portable object to compare with a piece of time information obtained from an external source; sending the time information from the portable object to the timepiece if a difference is detected, the timepiece including at least one phototransistor arranged at a case for receiving the time information, the timepiece to display the correct time information, the sending including: defining on the screen of the portable object an area of shape and dimensions similar to the case of the timepiece; holding the case of the timepiece against the area; sequentially displaying black or white in the area, in a sequence of black and white corresponding to a luminous coding of the time information.

Abstract: A device for controlling at least one electronic function of a portable object, in particular a timepiece, includes a control stem capable of moving axially between at least a first and a second stable position, or between at least a stable position and an unstable position. The control device also includes an actuation element made from an electrically insulating material rigidly connected to the control stem, as well as at least one flexible electrical switching element provided to be mechanically actuated by the actuation element when the control stem is moved axially, said at least one flexible electrical switching element being capable of moving between a closing position in which said at least one flexible electrical switching element closes an electrical circuit of the control device, and an opening position in which said at least one flexible electrical switching element opens said electrical circuit.

Abstract: An electronic timepiece with a first and second electric motors for driving time indicating hands with a set of gear wheels, and a microcontroller connected to the motion sensor and controlling each motor. A motion sensor includes a movable element arranged to move freely inside a structure connected to the timepiece movement. As a function of the position and movement of the moving element inside the housing, a first and second electric signals, different from each other, are generated by the motion sensor for the microcontroller in a defined time period to determine whether the timepiece is in use. If only one electric signal is detected by the microcontroller in the defined time period, the timepiece changes into a sleep mode, by stopping at least the first electric motor intended to drive the seconds hand.

Abstract: A push-piece winding button control device is for a portable object of small dimensions. This device includes a pivoting control stem axially movable between at least a transitory first position and a stable second position. The device further includes a position indexing plate arranged to be integral in translation with the control stem, while keeping the same orientation relative to the frame. The device also includes a cam follower arranged to cooperate with a longitudinal cam path formed in the position indexing plate. The cam path includes a recess defining the stable position of the control stem, and a ramp-shaped profile portion which rises from the recess towards the transitory position.

Abstract: A universal moon phase display device for a watch including a device that calculates or receives the date, that receives a geolocation signal, that calculates or receives a lunar calendar with the correlation between the date of the moon phase, that converts the day's moon phase into a first angular position of a first display member included in this device and which includes a representation of the normal moon, and that further determines the northern or southern hemisphere in which this device is located and controls the direction of rotation of first drive device included in this device in order to drive the first display member in opposite directions in the northern hemisphere and in the southern hemisphere.

Abstract: A watch including a case containing a plate and an electronic module powered by a button cell battery, a conductor electrically connecting the button cell battery to the electronic module and a clamping device capable of ensuring an electrical connection between the button cell battery and the conductor, wherein the clamping device includes a magnet.