阅读说明：本技术 轻智能手表的时间校准装置及方法 (Time calibration device and method for light intelligent watch ) 是由 张东昆 于 2019-09-30 设计创作，主要内容包括：本发明公开了一种轻智能手表的时间校准装置及方法,轻智能手表的时间校准装置包括：多个发射模块,分别与表针一一对应设置；驱动模块用于带动表针转动；控制处理模块生成发射信号并加载在发射模块上,且不同表针的发射模块所加载的发射信号的频率不同；接收模块,其具有多个,各接收模块设置于表盘上,且各接收模块到表针的旋转中心距离相等；接收模块接收发射信号,并生成感应信号发送至控制处理模块,控制处理模块根据感应信号判断表针的指向以及控制驱动模块带动表针转动至目标指向。本发明的轻智能手表的时间校准装置,固定在表针上的发射模块用于向空间发射信号,可以分别定位出各表针的指向,时间校准更加智能,保证校准精度。(The invention discloses a time calibration device and a method of a light intelligent watch, wherein the time calibration device of the light intelligent watch comprises the following steps: the plurality of transmitting modules are respectively arranged in one-to-one correspondence with the gauge needles; the driving module is used for driving the pointer to rotate; the control processing module generates a transmitting signal and loads the transmitting signal on the transmitting module, and the frequencies of the transmitting signals loaded by the transmitting modules of different pointers are different; a plurality of receiving modules, each of which is arranged on the dial plate and has the same distance to the rotation center of the pointer; the receiving module receives the transmitting signal, generates a sensing signal and sends the sensing signal to the control processing module, and the control processing module judges the direction of the pointer according to the sensing signal and controls the driving module to drive the pointer to rotate to the target direction. According to the time calibration device of the light intelligent watch, the transmitting module fixed on the hands is used for transmitting signals to the space, the directions of the hands can be respectively positioned, the time calibration is more intelligent, and the calibration precision is guaranteed.)

1. A time calibration device of a light smart watch, comprising:

the transmitting modules are provided with a plurality of transmitting modules, the transmitting modules are respectively arranged in one-to-one correspondence with the gauge pins, and the transmitting modules are fixed on the corresponding gauge pins;

the driving module is used for driving the pointer to rotate;

the control processing module generates a transmitting signal and loads the transmitting signal on the transmitting module, and the frequencies of the transmitting signals loaded by the transmitting modules of different pointers are different;

the receiving modules are arranged on the dial plate, and the distances from the receiving modules to the rotation center of the pointer are equal; the receiving module receives the transmitting signal, generates a sensing signal and sends the sensing signal to the control processing module, and the control processing module judges the direction of the pointer according to the sensing signal and controls the driving module to drive the pointer to rotate to the target direction.

2. The calibration device according to claim 1, wherein the transmitting module comprises a resonant circuit and an inverter circuit, and the control processing module controls the inverter circuit to generate an alternating current signal and load the alternating current signal on the resonant circuit.

3. A calibration device according to claim 2 wherein the coils of the resonant circuit are fixed to the end of the hands remote from their centre of rotation.

4. The calibration device of claim 2, wherein the transmit module further comprises a switching circuit connected between the resonant circuit and the inverter circuit.

5. The calibration device according to any one of claims 1-4, wherein the receiving module comprises an induction coil, a rectifying circuit and a voltage detection circuit, and the rectifying circuit and the voltage detection circuit are respectively connected with the control processing module.

6. A time calibration method of a light intelligent watch is characterized by comprising the following calibration steps:

acquiring a time calibration control command and target time;

controlling the transmitting modules on the gauge needles to respectively transmit transmitting signals with different frequencies to the space;

receiving the transmitted signals by using a plurality of receiving modules and generating induction signals; the distances from the receiving modules to the rotation center of the pointer are equal;

distinguishing each pointer according to the induction signal and judging the current direction of each pointer;

and driving each pointer to rotate to the target direction.

7. The calibration method according to claim 6, wherein the step of distinguishing the pointers and determining the current pointing direction of the pointers according to the sensing signals comprises: according to the strength of the induction signal of each receiving module, one or more receiving modules with the strength of the induction signal meeting set conditions are found out and serve as positioning modules, and the position of each positioning module at least corresponds to the direction of one pointer;

and acquiring the frequency of the induction signal of the positioning module, and determining the pointer corresponding to the positioning module according to the frequency of the induction signal.

8. The calibration method according to claim 7, wherein the determination method of the positioning module is: finding out all receiving modules with the induction signal intensity larger than a set threshold value as positioning modules;

or, the receiving modules are sorted according to the strength of the sensing signals, and the receiving module with the strongest strength of the sensing signals, or the receiving module positioned at the first two or the receiving module positioned at the first three, is compared to obtain the positioning module.

9. The calibration method according to claim 8, further comprising the step of the smart watch calculating the target orientation of each hand according to the target time.

10. The calibration method according to any one of claims 6 to 9, wherein after the step of driving the hands to rotate to the target orientation, the method further comprises the step of verifying whether the hands reach the target orientation, and if the hands reach the target orientation, the time calibration is completed, otherwise, the method returns to the calibration step to calibrate again until the hands reach the target orientation.

Technical Field

The invention belongs to the technical field of intelligent equipment, and particularly relates to a time calibration device and method of a light intelligent watch.

Background

Light intelligent wrist-watch possess traditional gauge needle, crown, at the inside electronic module that has integrateed of wrist-watch, can realize simple functions such as meter step, communication. The current light smart watch time calibration mode: firstly, a terminal user adjusts a pointer to a 12-point direction, and then an instruction is issued through a mobile phone terminal APP; and the internal electronic module at the end of the light intelligent watch receives the instruction through BT/BLE, controls the stepping motor and adjusts the pointer to rotate to a corresponding position. The disadvantages of this calibration method are: (1) the light intelligent watch cannot locate the current position of the pointer, the user is required to adjust the pointer to 12 points at each time of time calibration, and the calibration mode is complicated. (2) Closed loop control of the time alignment cannot be achieved. The light intelligent watch receives the adjusting control instruction, the stepping motor drives the pointer to rotate, and if the pointer is not accurately rotated to the target direction, the light intelligent watch cannot detect the pointer.

Disclosure of Invention

The invention provides a time calibration device and a calibration method of a light intelligent watch, aiming at the technical problems that the current position of a pointer cannot be positioned in the time calibration of the existing light intelligent watch, so that the calibration mode is complicated, and the pointer direction after calibration cannot be checked to be correct.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

a time calibration device for a light smart watch, comprising:

the transmitting modules are provided with a plurality of transmitting modules, the transmitting modules are respectively arranged in one-to-one correspondence with the gauge pins, and the transmitting modules are fixed on the corresponding gauge pins;

the driving module is used for driving the pointer to rotate;

the control processing module generates a transmitting signal and loads the transmitting signal on the transmitting module, and the frequencies of the transmitting signals loaded by the transmitting modules of different pointers are different;

the receiving modules are arranged on the dial plate, and the distances from the receiving modules to the rotation center of the pointer are equal; the receiving module receives the transmitting signal, generates a sensing signal and sends the sensing signal to the control processing module, and the control processing module judges the direction of the pointer according to the sensing signal and controls the driving module to drive the pointer to rotate to the target direction.

Further, the transmitting module comprises a resonant circuit and an inverter circuit, and the control processing module controls the inverter circuit to generate an alternating current signal and load the alternating current signal on the resonant circuit.

Further, the coil of the resonance circuit is fixed to an end of the pointer away from the rotation center thereof.

Further, the transmitting module further comprises a switch circuit connected between the resonant circuit and the inverter circuit.

Furthermore, the receiving module comprises an induction coil, a rectifying circuit and a voltage detection circuit, and the rectifying circuit and the voltage detection circuit are respectively connected with the control processing module.

The invention also provides a time calibration method of the light intelligent watch, which comprises the following steps:

acquiring a time calibration control command and target time;

controlling the transmitting modules on the gauge needles to respectively transmit transmitting signals with different frequencies to the space;

receiving the transmitted signals by using a plurality of receiving modules and generating induction signals; the distances from the receiving modules to the rotation center of the pointer are equal;

distinguishing each pointer according to the induction signal and judging the current direction of each pointer;

and driving each pointer to rotate to the target direction.

Further, the step of distinguishing each pointer according to the sensing signal and judging the current direction of each pointer comprises: according to the strength of the induction signal of each receiving module, one or more receiving modules with the strength of the induction signal meeting set conditions are found out and serve as positioning modules, and the position of each positioning module at least corresponds to the direction of one pointer;

and acquiring the frequency of the induction signal of the positioning module, and determining the pointer corresponding to the positioning module according to the frequency of the induction signal.

Further, the method for determining the positioning module comprises the following steps: finding out all receiving modules with the induction signal intensity larger than a set threshold value as positioning modules;

or, the receiving modules are sorted according to the strength of the sensing signals, and the receiving module with the strongest strength of the sensing signals, or the receiving module positioned at the first two or the receiving module positioned at the first three, is compared to obtain the positioning module.

Further, the light intelligent watch calculates the target direction of each pointer according to the target time.

Further, after the step of driving each pointer to rotate to the target direction, the method also comprises the step of verifying whether each pointer reaches the target direction, if each pointer reaches the target direction, the time calibration is completed, otherwise, the method returns to the calibration step to calibrate again until each pointer reaches the target direction.

Compared with the prior art, the invention has the advantages and positive effects that: according to the time calibration device of the light intelligent watch, the transmitting module fixed on the watch hand is used for transmitting signals to the space, the receiving module fixed on the watch plate senses the transmitted signals, and the pointing direction of the watch hand can be positioned by utilizing the correlation between the strength and the distance of the magnetic induction signals. The direction of each pointer can be respectively positioned by controlling different frequencies of the transmission signals of each pointer, the time calibration is more intelligent, and the time after calibration can be verified by utilizing the structure, so that the calibration precision is ensured.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of a time calibration device of a light smart watch according to the present invention;

fig. 2 is a schematic block diagram of an embodiment of a time calibration apparatus for a light smart watch according to the present invention;

fig. 3 is a schematic circuit diagram of an embodiment of a time calibration device of a light smart watch according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that the terms "first" and "second" in the description of the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.