Class / Patent application number | Description | Number of patent applications / Date published |
368184000 | REGULATING MEANS | 60 |
20100014389 | Analogue electronic clock and motor control circuit - The present invention can rotationally drive a motor with main drive pulses corresponding to loads with the simple constitution without using a counter circuit. A control circuit, in driving a motor with a second main drive pulse, when a rotation detection signal which is indicative of the rotation of the motor is detected by a rotation detection circuit after a predetermined reference time elapses, continues rotational driving of the motor with the second main drive pulse, when the rotation detection signal is detected before the predetermined reference time elapses, changes the rotational driving of the motor with a first main drive pulse having a shorter pulse width than the second main drive pulse, and when the rotation detection signal is not detected, forcibly rotationally drives the motor with a correction drive pulse having a largest pulse width and, thereafter, rotationally drives the motor with the first main drive pulse. | 01-21-2010 |
20120082010 | SPIRAL-SPRING BALANCE WHEEL REGULATING MEMBER - This spiral-spring and balance wheel regulating member includes a shaft mounted pivotably on the frame of a timepiece. The spiral spring includes at least one blade, whose inner end is designed to be fixed to the pivot shaft and whose outer end is made in one piece with a member ( | 04-05-2012 |
20130258819 | METHOD AND DEVICE FOR OBTAINING A CONTINUOUS MOVEMENT OF A DISPLAY MEANS - Method of determining a motion of continuous variable velocity for display means, comprising a step of establishing a model of at least one simulated mechanical force and/or torque value from values measured by a sensor, and a second step of solving a newton equation of motion from these simulated mechanical force and/or torque values, wherein the second step allows a simulated velocity to be calculated for the display means. | 10-03-2013 |
20160026154 | TIMEPIECE BRAKE WHEEL ASSEMBLY - Timepiece brake wheel assembly, including an arbor comprising a first surface cooperating, to guide pivoting, with a second surface of a wheel pivotally mounted on the arbor around a pivot axis, this second surface including one braking surface comprised in a brake shoe subjected to the action of a first spring, in one-piece with the wheel, and arranged to exert a radial force with respect to the pivot axis on the first surface, this assembly including notches forming a comb or a toothing, arranged to retain a finger-piece for discrete value adjustment of the friction exerted by the braking surface on the first surface, this assembly being arranged to be included in a timepiece mechanism or in a timepiece. | 01-28-2016 |
368185000 | For setting | 43 |
20080247277 | CORRECTION DEVICE FOR TIMEPIECE DISPLAY MECHANISM AND WHEEL FITTED THERETO - The invention concerns a correction device ( | 10-09-2008 |
20090296533 | HAND POSITION DETECTING DEVICE AND HAND POSITION CONTROL METHOD - A solar panel determines whether or not a wristwatch is in darkness. When the darkness has continued for a predetermined time period, e.g., for 61-70 minutes, it is determined that the wristwatch is not in use and set in a sleep state. Out of seconds, center and hour hands, at least the seconds hand is rotated to a reference position (00-second position) and stopped, and positions of the center and hour hands are detected. Therefore, power consumption during can be reduced when the wristwatch is not in use. | 12-03-2009 |
20090296534 | HAND POSITION DETECTING DEVICE - When detecting a rotational position of a seconds hand, it is determined whether data stored in a register in correspondence with a supply state of a drive current previously supplied to a coil of a stepping motor is “0”. When the data is “0”, the rotational position of the seconds hand is optically detected. When the data is “1”, the seconds hand is rotated one step, and then, the rotational position of the seconds hand is optically detected. Even though the seconds hand is shifted one second, the position detection is executed every two steps. | 12-03-2009 |
20110044140 | Manual Device for Adjusting and/or Controlling a Function of a Timepiece - Manual device for adjusting and/or controlling a function of a timepiece comprising a case | 02-24-2011 |
20110090768 | Watch - A watch with a drive by which a gear train of a digital display having one or more number disks driven in rotation in cyclical steps and a manually actuatable disk adjusting mechanism. A drive wheel is advanced rotationally in steps by the drive of the watch and rotationally blocked between the steps. A unit wheel of a unit number disk can be rotationally advanced at ten steps per revolution. A stepping device, driven by the unit wheel drives a tens number disk rotationally at six steps per revolution. An hours number disk, is rotationally advanced directly or indirectly by the tens number disk at twelve steps per revolution during one revolution of the tens number disk. | 04-21-2011 |
20110205855 | DEVICE FOR ELECTROMECHANICAL WATCH FOR DETERMINING THE MOMENT AT WHICH AND THE DIRECTION IN WHICH A TIME INDICATION HAS TO BE CORRECTED - Device for electromechanical watch ( | 08-25-2011 |
20110205856 | PROGRAMMABLE AND REPROGRAMMABLE MECHANICAL MEMORY WHEEL FOR A TIMEPIECE - The invention concerns a programmable and reprogrammable mechanical memory wheel ( | 08-25-2011 |
20110216630 | Electronic timepiece - An electronic timepiece can reduce a burden imposed on a user who performs a manipulation for correcting the positional displacement of a pointer when a position of the pointer is displaced due to the demonstration of the pointer movement. The electronic timepiece includes: a pointer which is rotated in a first direction based on a manipulation signal corresponding to a manipulation from the outside; and a control part which performs the demonstration of the pointer movement in which the pointer is rotated in a second direction opposite to the first direction and the first direction, wherein the pointer is positioned at a position where a rotational angle in the first direction from a preset reference position is smaller than a rotational angle in a second direction from the reference position. | 09-08-2011 |
20110242947 | TIMEPIECE PROVIDED WITH A DEVICE FOR CONTROLLING FUNCTIONS AND/OR TIME INDICATIONS - This timepiece is provided with a device for the adjustment of functions and time indications comprising a selection control (L) for each time indication which has to be adjusted and a control (T) for adjustment of the said selected time indications. At least the selection control (L) or the indication which has to be adjusted is kinematically linked with a selection cam (C | 10-06-2011 |
20120155223 | INERTIAL MOTION OF A MECHANICAL DISPLAY MEMBER - Coupling device | 06-21-2012 |
20130201802 | DEVICE FOR DETECTING AND SYNCHRONISING THE POSITION OF A WHEEL OF A TIMEPIECE MECHANISM - Device for detecting and synchronising the position of at least one first wheel ( | 08-08-2013 |
20150117163 | HOLDING AND INDEXING DEVICE FOR TIMEPIECES - A holding and indexing device for integration in a setting device of timepieces, including a fixedly-attached bushing, an axially-displaceable and rotatable shaft mounted within the bushing, a transmission element attached to the shaft end directed into the interior of the timepiece and allowing the drive of a timepiece part in the interior, and a resilient element exerting a preload force in the axial direction of the shaft. The device additionally includes an indexing ring attached to the shaft in an axially-sliding manner and having an indexing toothing. The transmission element, on a side face directed towards the ring, includes a side toothing engaged with the indexing toothing due to the force of the resilient element. In at least one direction of rotation of the shaft, applying force onto the indexing ring causes disengagement of the indexing and side toothings, thus allowing a position indexing of the timepiece part. | 04-30-2015 |
20150331392 | FAST CORRECTION MECHANISM FOR TIMEPIECES - Lever A lever for transmitting motion from an input wheel set pivoting about a first axis on a pivoting plate of the lever, to a receiver wheel set, the input wheel set permanently transmitting its motion to an output wheel set carried by the plate and pivoting under the action of the input wheel set about a second axis whose angular position is variable relative to the first axis, and the lever includes a first friction connection between a first friction surface of the input wheel set and a second friction surface of the plate, this first friction connection is weaker or stronger than a second friction connection between a third friction surface of the output wheel set and a fourth friction surface of the plate comprised included in the lever. | 11-19-2015 |
20190146422 | WATCH CASE WITH A CONTROL THUMBWHEEL | 05-16-2019 |
368186000 | With rate regulation | 2 |
20110090769 | COMPENSATION ADJUSTMENT DEVICE FOR MECHANICAL TIMEPIECE - The invention provides a compensation adjustment device for a mechanical timepiece, comprising a gear set and a crown, wherein a first gear at the input end of the gear set being connected to the crown, and a second gear at the output end of the gear set being linked with a regulator pin connected to a balance spring, such that the position of the regulator pin can be adjusted by rotating the crown. The invention also provides a mechanical timepiece having a compensation adjustment mechanism therein. | 04-21-2011 |
20140219068 | ANALOG ELECTRONIC TIMEPIECE - An analog electronic timepiece, including: a magnetic field measurement unit; a time counting unit; a plurality of hands which are arranged so as to rotate freely; a hand control unit which controls rotation of the plurality of hands; and a timing control unit which executes the rotation of the hands by the hand control unit and measurement of a magnetic field by the magnetic field measurement unit so that periods of time do not overlap each other. | 08-07-2014 |
368187000 | By electrical device actuation | 10 |
20080259740 | Correcting Device For a Timepiece - The invention concerns a corrector device for a timepiece for correcting a piece of information provided by an indicator mechanism ( | 10-23-2008 |
20100142331 | ROTARY SWITCH AND ELECTRONIC TIMEPIECE - A rotary switch of the present invention includes an operating member, a magnet member, and a magnetic sensor. The operating member is operable to move from outside of the case to first and second positions in the axial direction and operable in a rotation direction, and an engaging section is formed in a predetermined area thereof. The magnet member is provided in such a manner not to move in the axial direction of the operating member, and has formed therein an engaging hole. The magnetic sensor detects rotation of the magnet member. In this rotary switch, when the operating member is moved in the axial direction, the engaging section moves inside the engaging hole with the engaging section being engaged with the engaging hole, and when the operating member is rotated, the magnet member rotates therewith. | 06-10-2010 |
20110002197 | Integrated circuit for electronic timepiece and electronic timepiece - In response to a system reset signal inputted into a system reset port, a control circuit sets a general-purpose port to a high level first. Then, when a mode A is set in an integrated circuit for electronic timepiece, the control circuit sets the general-purpose output port to a low level after an elapse of a first time and when a mode B is set, it sets the general-purpose output port to a low level after an elapse of a second time. In this manner, a mode information signal having a pulse width corresponding to the mode is outputted from the general-purpose output port. It thus becomes possible to reduce the size without adding a special configuration for mode confirmation and to perform a confirmation in a short time. | 01-06-2011 |
20110249538 | ELECTRONIC TIMEPIECE - Disclosed is an electronic timepiece, comprising: a second hand and a minute hand; a stepping motor which performs a stepping drive of the hands; a rotating body which includes a target section, and rotates with the second hand; a detection section which detects an existence of the target section; a detection control section which makes the detection section operate by every rotation period, to make the detection section detect the existence of the target section at a first timing and at a second timing; a hand position counter which counts estimated positions of the hands based on the number of drive times of the stepping motor; a counted value holding section capable of temporarily holding a value of the hand position counter; a counted value saving section which makes the counted value holding section hold the value; and a counted value correcting section which corrects the value. | 10-13-2011 |
20140086023 | ELECTRONIC WATCH - Provided is an electronic watch capable of surely acquiring a movement start position and a stop position of a hand when the hand moves at high speed such as a case of manual correction by a winding stem or the like, while reducing a load on a CPU. The electronic watch includes: a decode circuit for outputting data corresponding to regions acquired by segmenting a movement range of the hand; and a position information circuit for automatically acquiring region data corresponding to the movement start position of the hand and region data corresponding to the stop position thereof and sending a notification to the CPU when acquiring both the data. In this manner, the CPU can stop until the acquisition of both the data, thereby reducing the load on the CPU. | 03-27-2014 |
20140092714 | ANALOG ELECTRONIC TIMEPIECE - Disclosed is an analog electronic timepiece including a first pointer which rotates freely with respect to a dial, a driving control unit which controls rotation of the first pointer, and an operation unit which receives an input operation performed by a user. In the analog electronic timepiece, the driving control unit includes an intermittent fast forwarding unit which performs a fast forwarding operation with temporary stops, where the rotation of the first pointer is stopped for a predetermined time period every time the first pointer is rotated by being fast forward for a predetermined number of steps according to a predetermined starting operation performed on the operation unit, the predetermined number of steps being 2 or more steps. | 04-03-2014 |
20150109890 | DEVICE FOR DETECTING AND SYNCHRONISING THE POSITION OF A WHEEL OF A TIMEPIECE MECHANISM - A device for detecting and synchronising a position of at least one first wheel of a timepiece mechanism for an electronic analogue wristwatch, includes this first wheel extending in a plane. The detection and synchronisation device includes at least one light source emitting a light beam and at least one light detection system. A first light-reflecting element projects from one of an upper or lower surfaces of the first wheel of the timepiece mechanism. The light source and the light detection system are arranged so that in a determined position of the first wheel of the timepiece mechanism, the light beam emitted by the light source is reflected by the first light-reflecting element in the direction of the light detection system. The detection and synchronisation device is housed within a case of the wristwatch. | 04-23-2015 |
20150316894 | REGULATING BODY FOR A WRISTWATCH - Regulating body for a wristwatch, comprising: a generator provided with a rotor and a stator with M+N coils, M being a whole number higher than, or equal to, 1; and an electronic regulating circuit having a first load impedance with an adjustable value for adjusting the current in N of said M+N coils, and therefore the rotational speed of the rotor. Only a limited number of coils is therefore used for the braking, the other coils continuing to supply the electronic regulating circuit. | 11-05-2015 |
20160018789 | ELECTRONIC TIMEPIECE - An electronic timepiece including: a clocking unit; a storage unit; a setting selection unit which selects, as summer time implementation information, the summer time implementation rule or user setting that specifies whether to implement summer time; and a local time acquisition unit which acquires local time at a predetermined point, wherein the local time acquisition unit includes: a movement determination unit which determines, when the setting selection unit selects the user setting, whether a previous point and a new point belong to a predetermined range in which local time counted at the previous point is equal to local time counted at the new point; and a summer time implementation information switching unit which acquires local time on the basis of the summer time implementation rule when the previous point and the new point do not belong to the predetermined range. | 01-21-2016 |
368189000 | With pulse blocking means | 1 |
20110249539 | ELECTRONIC TIMEPIECE - Disclosed is an electronic timepiece, comprising: hands which indicate time to display the time; a stepping motor which performs a stepping drive of the hands; a drive control section which supplies the stepping motor with drive pulses; a hand movement examining section which examines whether the hands are moving or not; and awaiting control section which temporarily interrupts a supply of the drive pulses by the drive control section to be in a waiting state, when the hand movement examining section judges that the hands are stopped, wherein the supply of the drive pulses by the drive control section and an examination of whether the hands are moving or not by the hand movement examining section are respectively restarted, after the waiting control section has released the waiting state. | 10-13-2011 |
368190000 | By winding means (e.g., stem) | 17 |
20090010109 | TIMEPIECE PROVIDED WITH A DEVICE FOR CONTROLLING FUNCTIONS AND/OR TIME INDICATIONS - This timepiece is provided with a device for the adjustment of functions and time indications comprising a selection control (L) for each time indication which has to be adjusted and a control (T) for adjustment of the said selected time indications. At least the selection control (L) or the indication which has to be adjusted is kinematically linked with a selection cam (C | 01-08-2009 |
20090016174 | Watch - The invention relates to a watch comprising a first hour wheel ( | 01-15-2009 |
20090059732 | WATCH WITH A FUNCTION INDICATOR | 03-05-2009 |
20100226215 | DEVICE FOR CORRECTING A TIMEPIECE DISPLAY MECHANISM - The invention relates to a device for correcting a time indication given by a display mechanism for a timepiece of the type comprising a first display member, comprising:
| 09-09-2010 |
20110110199 | TIMEPIECE MECHANISM AND MODULE COMPRISING SUCH A MECHANISM - A mechanism and a timepiece module independent of the bottom plate of a movement, of a simple and compact design. The timepiece mechanism includes a control stem ( | 05-12-2011 |
20110216631 | WINDING AND TIME-SETTING CONTROL DEVICE FOR A TIMEPIECE MOVEMENT - The invention concerns a winding and time-setting control device ( | 09-08-2011 |
20130044572 | CONTROL DEVICE FOR A TIMEPIECE MECHANISM USING PRESSURE OR TRACTION - Control mechanism ( | 02-21-2013 |
20130163393 | ELECTRONIC TIMEPIECE AND OPERATION DETECTION METHOD OF ELECTRONIC TIMEPIECE - Disclosed is an electronic timepiece including a rotary switch, a rotation detection unit which detects a rotation of the rotary switch every time the rotary switch rotates for a predetermined rotation angle, a determination unit which determines as a continuous detection when a number of times the rotation detection unit detects the rotation is a predetermined number of times or greater before a preset unit time have elapsed from a detection timing, the predetermined number of times being 2 or more and a control unit which executes a predetermined function when the determination unit determines as the continuous detection. | 06-27-2013 |
20140029391 | TIMEPIECE DISPLAY MECHANISM - Timepiece movement ( | 01-30-2014 |
20150355602 | Quartz Watch Movement - A quartz watch movement includes a minute wheel connected to a handsetting wheel by an intermediate wheel, a shaft of a third wheel placed in a shaft hole in a main plate, elastic connection structures being rotated by a third-wheel shaft gear and a minute wheel piece gear which are engaged together and are arranged between a minute wheel tube and the minute wheel piece gear when a stem is pulled or the minute hand is adjusted through the handsetting wheel, the intermediate wheel and a minute wheel shaft gear, and a second-hand stop lever detachably connected to a second-hand stop electrode. The elastic connection structures are arranged between the minute wheel tube and the minute wheel piece gear, so that the quartz watch is accurate in travel time and has the function of efficiently adjusting the hour hand and the minute hand when omitting a handsetting middle wheel. | 12-10-2015 |
20160124388 | MECHANISM FOR SELECTING AND ACTUATING FUNCTIONS OF A CLOCKWORK MOVEMENT - The present application relates to a mechanism for selecting and actuating n functions of a clock movement, where n is an integer no lower than 1, preferably no lower than 2, more preferably no lower than 3, including a winding mechanism rod ending in a crown, a device for actuating a function, said device being kinematically connected to the crown and arranged such as to move and assume n selection positions and n actuation positions in which the actuation device is kinematically connected to an actuation member of the selected function, and a selecting device arranged such as to move the actuation device into a selection position. Said mechanism further includes a base onto which the actuation device is moveably mounted such as to be moved and positioned, by the selecting device, into a selection position facing the actuation member of the selected function, and such as to be moved, by an axial movement of the winding mechanism rod, into the actuation position thereof in order to engage with said actuation member of the selected function. | 05-05-2016 |
368191000 | Having a clutch | 5 |
20080304370 | VERTICAL CLUTCH DEVICE FOR TIMEPIECE - Clutch device for timepiece, comprising first and second coaxial rotary mobile parts ( | 12-11-2008 |
368192000 | With lever engagement | 4 |
20110141859 | TIMEPIECE COMPRISING A HAND-SETTING MECHANISM CONTROLLED BY A ROTATING BEZEL - A timepiece includes a case with a rotating bezel, time display elements, and a hand-setting mechanism which includes a hand-setting stem housed entirely inside the case and movable between at least a first axial position and a second or hand-setting axial position. Connection elements capable of enabling a kinematic connection to be established between the rotating bezel and the hand-setting stem are provided so that turning the rotating bezel turns the hand-setting stem. The timepiece also includes a lever for external control, which pivots on the case via a connecting stem and which has an end portion movable between at least a first position and a second or hand-setting position. A control mechanism is provided to act on the hand-setting stem and move it from one axial position to the other in response to action on the control lever. | 06-16-2011 |
20140056114 | CORRECTION DEVICE FOR FUNCTIONS DISPLAYED BY A TIMEPEICE - The present invention relates to a correction device for changing the data of a plurality N of time-related functions displayed by a timepiece. It is characterized in that the device includes a pusher ( | 02-27-2014 |
368193000 | Coupling | 2 |
20150370221 | TILTING COUPLING DEVICE FOR TIMEPIECE - A coupling device for timepieces that includes an entry wheel, a coupling wheel, and a first exit wheel. The coupling wheel is disposed substantially coplanar to the plane of rotation of the entry wheel and of the first exit wheel and is adapted to tilt relative to the plane of rotation to occupy a first coupling position in which the coupling wheel meshes with the first exit wheel and a second coupling position in which the coupling wheel is decoupled from the first exit wheel. The device also includes a movable element to control the change of position between the first and the second position of the coupling wheel. The coupling wheel defines an axis of rotation that can be inclined relative to the normal to the plane of rotation of the entry wheel and of the exit wheel by being mounted pivotably at each of the ends thereof. | 12-24-2015 |
368194000 | To notch in stem | 1 |
20140362673 | WATCH WITH ENCLOSED CROWN - A watch for keeping time that comprises a watchcase for housing the movement, the stem, and the crown. The watchcase comprises a lid having a crystal and a body configured to mate with the lid, the body comprising a floor that supports the movement and a wall surrounding the floor, wherein the wall has a notch into which the crown protrudes and wherein the watchcase formed by mating the lid with the body encloses the movement, the stem, and the crown on all sides. A method for setting the time on a watch with an enclosed crown. | 12-11-2014 |
368196000 | Having a movable plate | 1 |
368197000 | With double gear | 1 |
368199000 | Lever engagement | 1 |
20080259741 | TIMEPIECE COMPRISING AN IMPROVED TIME-SETTING DEVICE - According to the invention, the time-setting device ( | 10-23-2008 |
368200000 | For adjusting the frequency or beat | 9 |
20090257321 | Dithering control of oscillator frequency to reduce cumulative timing error in a clock - A method for correcting time error in an oscillator operated clock according to one aspect of the invention includes at selected times determining at least one of a time error in the clock and a frequency difference between the oscillator and a reference oscillator by detecting a time reference signal. A change in the at least one of the time error and the frequency difference between a first one and a second one of the detecting the time reference signals is determined. A frequency of the oscillator is adjusted so as to substantially cancel a cumulative time error between the second one of the detecting the time reference signal and a selected detecting the time reference signal. | 10-15-2009 |
20110013494 | ELECTRONIC TIMEPIECE - An electronic timepiece includes a limiting circuit that is controlled by the rotation detecting circuit and limits output of a locking pulse PL. The electronic timepiece prevents the display of the incorrect current time due to impact, by executing impact detection when rotation is detected, and prevents errant hand operation in a magnetic field by not outputting a locking pulse PL by prohibiting impact detection when non-rotation is detected. The electronic timepiece controls the limiting circuit using a ranking-down storing circuit and if the electronic timepiece employs multi-stage load correction, executes impact detection when regularly occurring non-rotation is detected. Thereby, errant deviation in the display of the current time due to impact is prevented. The electronic timepiece prohibits the impact detection and causes the locking pulse PL not to be output when non-rotation other than those occurring regularly is detected. Thereby, errant hand operation in a magnetic field is prevented. | 01-20-2011 |
20110235474 | CLOCK MOVEMENT CONTAINING A CONSTANT FORCE DEVICE - A clock movement is provided that contains a constant force device. In accordance with one implementation, the clock movement includes a spiral spring, and a train, having a first kinematic chain arranged to connect a main energy source to a first end of the spiral spring and a second kinematic chain for connecting a time base to a second end of the spiral spring. One of the first and second kinematic chains may contain an adjustment mobile comprising first and second members connected to each other by a friction such that a rotation of one member drives the other member during routine working of the clock movement. One of these members may include an adjustment member having at least one bearing surface arranged such that it is possible to act upon the latter so as to rotate the adjustment member without rotating the other member by dint of friction, in order to adjust the load state of the spiral spring. | 09-29-2011 |
20120163134 | OSCILLATORS HAVING ARBITRARY FREQUENCIES AND RELATED SYSTEMS AND METHODS - Systems and methods for operating with oscillators configured to produce an oscillating signal having an arbitrary frequency are described. The frequency of the oscillating signal may be shifted to remove its arbitrary nature by application of multiple tuning signals or values to the oscillator. Alternatively, the arbitrary frequency may be accommodated by adjusting operation one or more components of a circuit receiving the oscillating signal. | 06-28-2012 |
20130107677 | CIRCUIT FOR AUTOREGULATING THE OSCILLATION FREQUENCY OF AN OSCILLATING MECHANICAL SYSTEM AND DEVICE INCLUDING THE SAME | 05-02-2013 |
20130170328 | STEPPING MOTOR CONTROL CIRCUIT, MOVEMENT, AND ANALOGUE ELECTRONIC TIMEPIECE - A rotation detection unit configured to detect the condition of rotation of a stepping motor on the basis of an induced signal generated in a drive coil of the stepping motor in a detection period in which the condition of rotation of the stepping motor is detected and a control unit configured to rotationally drive the stepping motor by supplying a drive signal to the drive coil of the stepping motor within the driving period in which the stepping motor is rotationally driven are provided. The driving period and part of the detection period are configured to overlap with each other in a first time interval, and the control unit stops supply of the drive signal to the drive coil of the stepping motor in the first time interval. | 07-04-2013 |
20130308430 | METHOD OF ADJUSTING THE OSCILLATION FREQUENCY OF A TIMEPIECE SUB-ASSEMBLY - Method of adjusting the oscillation frequency of a timepiece regulating assembly with no index assembly, formed of a balance and balance spring assembly, to a predetermined oscillation frequency:
| 11-21-2013 |
368201000 | Of frequency divider | 2 |
20090180358 | FREQUENCY CORRECTOR AND CLOCKING APPARATUS USING THE SAME - In a frequency corrector, a counter divides a clock signal CK to be input into a fraction of a natural number larger than one to generate a signal having a clock frequency. The counter corrects the number of clock pulses of the signal having the clock frequency in response to a correction signal to output a first frequency-divided signal. A frequency divider circuit divides the first divided signal to output a unit time signal having another frequency and another frequency-divided signal Db composed of plural frequencies. A correction timing generator decodes the both divided signals to detect a correction timing for the first divided signal, and generates plural correction timing signals different in timing from each other. A correction signal generator generates the correction signal in response to the correction timing signals and correction values to provide the correction signal to the counter. | 07-16-2009 |
20130003508 | ELECTRONIC APPARATUS - An electronic apparatus includes a first frequency division portion that frequency-divides a clock signal by a first frequency division ratio, a second frequency division portion that frequency-divides the first clock signal which has been frequency-divided by the first frequency division portion by a second frequency division ratio, and a regulation frequency division portion that performs logical regulation of the clock signal using a second clock signal which has been frequency-divided by the second frequency division portion. | 01-03-2013 |
368202000 | For compensation | 4 |
20140313866 | CERAMIC TEMPERATURE-COMPENSATED RESONATOR - A temperature-compensated resonator including a body used in deformation, a core of the body being formed by ceramic. At least one part of the body includes a coating whose Young's modulus variation with temperature is of an opposite sign to that of the ceramic used for the core, so that at least the first order frequency variation with temperature of the resonator is substantially zero frequency. | 10-23-2014 |
20140341002 | METHOD FOR ADAPTING A TIMEPIECE MOVEMENT PROVIDED TO OPERATE IN AMBIENT ATMOSPHERIC PRESSURE SO AS TO OPERATE IN A LOW-PRESSURE ATMOSPHERE - The method for adapting a timepiece movement provided to operate at ambient atmospheric pressure so as to operate in a low-pressure atmosphere comprises the following steps:
| 11-20-2014 |
20160116515 | TEMPERATURE COMPENSATED REAL-TIME CLOCK - A temperature compensated real-time clock systems and methods can include: measuring a temperature with a temperature sensor; detecting a temperature dependent frequency from an oscillator; inputting the temperature and determining a temperature estimate for the oscillator with an infinite impulse response filter; and determining a compensation factor, for the oscillator. | 04-28-2016 |
20160154378 | DEVICE FOR THE DISPLAY OF PERIODS FORMING AN ANNUAL CYCLE | 06-02-2016 |