CN113412081A - Wearable device with function of measuring physiological signals - Google Patents

Abstract

A wearable device (1000, 2000, 3000) is provided, the wearable device (1000, 2000, 3000) comprises a first core (1), a second core (2) and a belt body (3, 3', 3 "), the first core (1) comprises a first core body (10), a first control unit (11) and a first physiological sensor (12), the first control unit (11) is arranged in the first core body (10), the first physiological sensor (12) is arranged at one side of the first core body (10) and coupled with the first control unit (11), the second core (2) comprises a second core body (20), a second control unit (21) and a second physiological sensor (22), the second core body (20) is provided with a channel (201) penetrating through two sides of the second core body (20), the second control unit (21) is arranged in the second core body (20), the second physiological sensor (22) is arranged on one side of the second core body (20) facing the first physiological sensor (12) and is coupled with the second control unit (21), two ends (30, 31) of the belt bodies (3, 3 ') are respectively connected with two sides of the first core body (10), and the belt bodies (3, 3 ') pass through the second core body (20) through the channel (201), so that the second core body (20) is movably arranged on the belt bodies (3, 3 ').

Description

Wearable device with function of measuring physiological signalsTechnical Field

The present invention relates to wearable devices, and more particularly to a wearable device for measuring physiological signals.

Background

Recently, wearable devices (e.g., watches, bracelets, etc.) may have a function of measuring physiological signals (e.g., heartbeat, etc.) to meet the increasing health awareness needs. In the existing products, the accuracy of measurement is often influenced by factors such as wearing modes, external light sources, personal skin colors and body hair, so that the measurement result is inaccurate, and even the consumer is misled, thereby generating unnecessary behaviors.

Disclosure of Invention

The present invention provides a wearable device capable of providing reliable physiological signals to solve the above-mentioned problems.

In order to solve the above technical problems, the present invention provides a wearable device, comprising a first core, a second core and a belt, wherein the first core comprises a first core body, a first control unit and a first physiological sensor, the first control unit is disposed in the first core body, the first physiological sensor is disposed at one side of the first core body and coupled to the first control unit, the second core comprises a second core body, a second control unit and a second physiological sensor, the second core body is formed with a channel penetrating through two sides of the second core body, the second control unit is disposed in the second core body, the second physiological sensor is disposed at one side of the second core body facing the first physiological sensor and coupled to the second control unit, two ends of the belt are respectively connected to two sides of the first core body, and the belt passes through the second core body via the channel, so that the second core body can be movably arranged on the belt body. The first control unit controls the first physiological sensor to sense a first physiological signal, the second control unit controls the second physiological sensor to sense a second physiological signal, and the first control unit generates a sensing result according to the first physiological signal and the second physiological signal.

In summary, in addition to utilizing the first physiological sensor of the first movement and the second physiological sensor of the second movement to measure the physiological characteristics respectively, the present invention can further adjust the relative positions of the first movement and the second movement by the design that the second movement body is movably disposed on the belt body, so that the first physiological sensor of the first movement and the second physiological sensor of the second movement are located at the preferred measuring positions respectively, thereby improving the accuracy of the measurement result of the physiological characteristics.

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 description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only 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. In the drawings:

fig. 1 is a schematic view of a wearable device according to a first embodiment of the invention.

Fig. 2 is a schematic view of the wearable device of the first embodiment of the invention from another perspective.

Fig. 3 is a schematic cross-sectional view of a wearable device according to a first embodiment of the invention.

Fig. 4 is a schematic view illustrating a usage scenario of the wearable device according to the first embodiment of the invention.

Fig. 5 is a functional block diagram of a wearable device according to a first embodiment of the invention.

Fig. 6 is a schematic waveform diagram of the first physiological signal, the second physiological signal and the sensing result generated by the wearable device according to the first embodiment of the invention.

Fig. 7 is a schematic view of a wearable device according to a second embodiment of the invention.

Fig. 8 is a cross-sectional view of a wearable device according to a second embodiment of the invention.

Fig. 9 is a schematic view of a wearable device according to a third embodiment of the invention.

Fig. 10 is a cross-sectional view of a wearable device according to a third embodiment of the invention.

Wherein the reference numerals are as follows:

1000. 2000, 3000 … wearable device

1 … first movement

10 … first core body

11 … first control unit

12 … first physiological sensor

13 … first display module

14 … first end face

15 … second end face

16 … first connecting piece

17 … second connector

18 … first communication unit

19 … gravity sensing unit

1A … actuating unit

2 … second movement

20 … second core body

201 … channel

21 … second control unit

22 … second physiological sensor

23 … second display module

24 … first end edge

25 … second end edge

26 … wire fixing structure

260 … wire arrangement structure

261 … lower wire arranging structure

262 … first septum line structure

263 … septum secundum structure

264 … first wire management channel

265 … second wire management channel

266 … third wire management channel

267 … thorn structure

268 … click hole

269 … snap post

27 … second communication unit

3. 3', 3' … belt body

30 … first end

31 … second end

4 … hand

5 … pulse

P1 … first physiological Signal

P2 … second physiological signal

R … sensing results

Period T …

t0_ t1 … first interval

Second interval t1_ t2 …

third interval t2_ t3 …

S100, S101, S102, S103 … steps

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

In order to make the present invention more comprehensible to those skilled in the art, preferred embodiments of the present invention are specifically described below, and the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the drawings are simplified schematic diagrams, and therefore, only the components and combinations related to the present invention are shown to provide a clearer description of the basic architecture or implementation method of the present invention, and the actual components and layout may be more complicated. In addition, for convenience of description, the components shown in the drawings are not necessarily drawn to scale, and the actual implementation numbers, shapes and sizes may be adjusted according to design requirements.

It should be understood that although the terms first, second and third … may be used to describe various elements, these elements should not be limited by these terms. This term is used only to distinguish one element from another within the specification. The same terms may not be used in the claims, but instead first, second, and third … are used in the order in which the elements of the claims are declared. Thus, in the following description, a first component may be a second component in the claims.

It will be understood that when an element is referred to as being "on" or "connected to" another element, it can be directly on or connected to the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly on" or "directly connected to" another element, there are no intervening elements present between the two.

It is to be understood that the embodiments described below may be implemented in various other embodiments, and that various changes, substitutions, and alterations may be made herein without departing from the spirit and scope of the invention.

Referring to fig. 1 to 5, fig. 1 is a schematic view of awearable device 1000 according to a first embodiment of the present invention, fig. 2 is a schematic view of thewearable device 1000 according to the first embodiment of the present invention from another perspective, fig. 3 is a schematic cross-sectional view of thewearable device 1000 according to the first embodiment of the present invention, fig. 4 is a schematic view of a situation of thewearable device 1000 according to the first embodiment of the present invention, and fig. 5 is a schematic view of a functional block of thewearable device 1000 according to the first embodiment of the present invention. Thewearable device 1000 includes afirst movement 1, asecond movement 2 and abelt 3. Thefirst movement 1 includes afirst core body 10, afirst control unit 11 and a firstphysiological sensor 12, thefirst control unit 11 is disposed in thefirst core body 10, and the firstphysiological sensor 12 is disposed at one side of thefirst core body 10 and coupled to thefirst control unit 11. Thesecond movement 2 includes asecond core body 20, asecond control unit 21 and a secondphysiological sensor 22, thesecond core body 20 is formed with achannel 201 penetrating both sides of thesecond core body 20, thesecond control unit 21 is disposed in thesecond core body 20, the secondphysiological sensor 22 is disposed on one side of thesecond core body 20 facing the firstphysiological sensor 12 and coupled with thesecond control unit 21. The two ends of thebelt body 3 are respectively connected with the two sides of thefirst core body 10, and thebelt body 3 passes through thesecond core body 20 through thechannel 201, so that thesecond core body 20 is movably arranged on thebelt body 3.

The firstphysiological sensor 12 is used for sensing a first physiological signal, and the secondphysiological sensor 22 is used for sensing a second physiological signal. Specifically, as shown in fig. 4, when a user wears thewearable device 1000, thefirst movement 1 and thesecond movement 2 are respectively disposed on the upper surface and the lower surface of thehand 4 of the user through thebelt 3, so that thefirst movement 1 and thesecond movement 2 can respectively measure a physiological characteristic of the user, such as apulse 5. Generally, the upper surface and the lower surface of thehand 4 of the user have different physiological characteristics, such as external light source, personal skin color, body hair, etc., and even the position of the wrist bones of thehand 4 affects the measurement results of thepulse 5 by thefirst movement 1 and thesecond movement 2.

Further, thefirst movement 1 further includes afirst communication unit 18, thefirst communication unit 18 is coupled to thefirst control unit 11, thesecond movement 2 further includes asecond communication unit 27, thesecond communication unit 27 is coupled to thesecond control unit 21, and thefirst movement 1 establishes communication with thesecond movement 2 through thefirst communication unit 18 and thesecond communication unit 27. In practice, thefirst communication unit 18 and thesecond communication unit 27 may be, but are not limited to, a Bluetooth module (Bluetooth), and thefirst movement 1 performs pairing (pairing) with thefirst communication unit 18 and thesecond communication unit 27 to establish communication with thesecond movement 2.

Referring to fig. 6, fig. 6 is a schematic waveform diagram of a first physiological signal P1, a second physiological signal P2 and a sensing result R generated by thewearable device 1000 according to the first embodiment of the invention. Specifically, the present invention has awearable device 1000 that measures physiological signals configured to perform the steps of:

step S100: thefirst control unit 11 controls the firstphysiological sensor 12 to sense the first physiological signal P1.

Step S101: when the firstphysiological sensor 12 starts sensing the first physiological signal P1, thefirst control unit 11 sends a synchronization signal to thesecond communication unit 27 through thefirst communication unit 18.

Step S102: when thesecond communication unit 27 receives the synchronization signal, thesecond control unit 21 controls the secondphysiological sensor 22 to start sensing the second physiological signal P2, and thesecond control unit 21 transmits the second physiological signal P2 back to thefirst communication unit 18 through thesecond communication unit 27.

Step S103: thefirst control unit 11 generates the sensing result R according to the first physiological signal P1 and the second physiological signal P2.

To explain the above steps, first, the user can start the measurement of the physiological function through an application program built in thefirst movement 1, and at this time, thefirst control unit 11 controls the firstphysiological sensor 12 to sense the first physiological signal P1 (step S100). When the firstphysiological sensor 12 starts sensing the first physiological signal P1, thefirst control unit 11 sends a synchronization signal to thesecond communication unit 27 through the first communication unit 18 (step S101). When thesecond communication unit 27 receives the synchronization signal, thesecond control unit 21 controls the secondphysiological sensor 22 to start sensing the second physiological signal P2, and thesecond control unit 21 transmits the second physiological signal P2 back to thefirst communication unit 18 through the second communication unit 27 (step S102). In this way, thewearable device 1000 can measure the physiological characteristics (i.e. the pulse 5) of the user synchronously by the firstphysiological sensor 12 of thefirst movement 1 and the secondphysiological sensor 22 of thesecond movement 2, and generate the first physiological signal P1 and the second physiological signal P2 as shown in fig. 6, respectively, and thesecond control unit 21 of thesecond movement 2 further transmits the second physiological signal P2 back to thefirst communication unit 18 of thefirst movement 1 through thesecond communication unit 27, so that thefirst control unit 11 can further generate the sensing result R according to the first physiological signal P1 and the second physiological signal P2.

It should be noted that, in this embodiment, thefirst control unit 11 performs an average operation according to the synchronized first physiological signal P1 and the synchronized second physiological signal P2. Specifically, thefirst control unit 11 and the second physiological signal P2 are synchronously divided into different intervals according to the period T, such as a first interval T0_ T1, a second interval T1_ T2, a third interval T2_ T3, and the first physiological signal P1 and the second physiological signal P2 within the intervals are averaged. For example, in another embodiment, the first physiological signal P1 and the second physiological signal P2 in the above-mentioned interval can be weighted and averaged according to a first weight and a second weight, respectively, wherein the first weight can be the same as or different from the second weight, depending on the actual requirement.

It should be understood that, in this embodiment, the firstphysiological sensor 12 and the secondphysiological sensor 22 may be a Photoplethysmography (PPG) sensor, respectively, but the invention is not limited thereto.

In another embodiment, thefirst movement 1 of thewearable device 1000 may further include afirst display module 13, and thefirst display module 13 is disposed on the other side of thefirst movement body 10 opposite to the firstphysiological sensor 12 and coupled to thefirst control unit 11. When thefirst control unit 11 generates the sensing result R according to the first physiological signal P1 and the second physiological signal P2, thefirst control unit 11 can control thefirst display module 13 to display the sensing result R, which can be a corresponding pulse rate.

In another embodiment, thesecond movement 2 of thewearable device 1000 may further include asecond display module 23, and thesecond display module 23 is disposed on the other side of thesecond movement body 20 opposite to the secondphysiological sensor 22 and coupled to thesecond control unit 21. When thefirst control unit 11 generates the sensing result R according to the first physiological signal P1 and the second physiological signal P2, thewearable device 1000 of the invention can control thefirst display module 13 to display the sensing result R, and thesecond control unit 21 can also control thesecond display module 23 to display the sensing result R. The contents displayed by thefirst display module 13 and thesecond display module 23 are not limited to the above description, and depend on the actual requirement.

Besides, in the present invention, besides the firstphysiological sensor 12 of thefirst movement 1 and the secondphysiological sensor 22 of thesecond movement 2 can be used to measure the physiological characteristics (i.e. the pulse 5) respectively, the present invention can further adjust the relative positions of thefirst movement 1 and thesecond movement 2 by the design that thesecond movement body 20 is movably disposed on thebelt body 3, so that the firstphysiological sensor 12 of thefirst movement 1 and the secondphysiological sensor 22 of thesecond movement 2 are located at the preferred measurement positions respectively, thereby improving the accuracy of the measurement result of the physiological characteristics (i.e. the pulse 5).

In other embodiments, thefirst chassis 1 may further include agravity sensing unit 19 and anactuating unit 1A, thegravity sensing unit 19 and theactuating unit 1A are respectively coupled to thefirst control unit 11, thegravity sensing unit 19 may be a gyroscope and used for sensing a motion mode and a step-counting function, and theactuating unit 1A may be a motor and used for generating a vibration to remind a user.

Furthermore, thesecond movement 2 of the present invention may further include awire fixing structure 26. As shown in fig. 3, thebelt 3 has afirst end 30 and asecond end 31 opposite to thefirst end 30, and thefirst core body 10 of thefirst movement 1 has afirst end surface 14 and asecond end surface 15 opposite to thefirst end surface 14. Thefirst core 1 further includes a first connectingmember 16 and a second connectingmember 17, the first connectingmember 16 is disposed on thefirst end surface 14 of thefirst core body 10, wherein thefirst end 30 of thebelt body 3 is connected to thefirst end surface 14 of thefirst core body 10 via the first connectingmember 16; the second connectingmember 17 is disposed at thesecond end face 15 of thefirst core body 10, wherein thesecond end 31 of thetape body 3 is connected to thesecond end face 15 of thefirst core body 10 via the second connectingmember 17.

Further, thesecond core body 20 of thesecond core 2 has afirst end edge 24 and asecond end edge 25, thefirst end edge 24 of thesecond core body 20 corresponds to thefirst end face 14 of thefirst core body 10, and thesecond end edge 25 of thesecond core body 20 corresponds to thesecond end face 15 of thefirst core body 10. Wherein the thread-fixingstructure 26 is disposed at thefirst end edge 24 of thesecond core body 20, and thebelt body 3 enters thechannel 201 of thesecond core body 20 through the thread-fixingstructure 26.

As shown in fig. 3, thewire fixing structure 26 includes an upperwire arrangement structure 260, a lowerwire arrangement structure 261, a first middlewire arrangement structure 262 and a second middlewire arrangement structure 263, the first middlewire arrangement structure 262 is disposed between the upperwire arrangement structure 260 and the lowerwire arrangement structure 261, and the second middlewire arrangement structure 263 is disposed between the first middlewire arrangement structure 262 and the lowerwire arrangement structure 261. Further, a firstwire management channel 264 is defined between the upperwire management structure 260 and the first middlewire management structure 262, a secondwire management channel 265 is defined between the first middlewire management structure 262 and the second middlewire management structure 263, and a thirdwire management channel 266 is defined between the second middlewire management structure 263 and the lowerwire management structure 261.

During assembly, thefirst end 30 of thestrap 3 is first connected to thefirst end face 14 of thefirst core body 10 through the first connectingmember 16, then thestrap 3 passes through the firstwire arranging channel 264, the thirdwire arranging channel 266, the secondwire arranging channel 265, the firstwire arranging channel 264 and the thirdwire arranging channel 266 in sequence from thefirst end face 14 of thefirst core body 10, then the relative position of thesecond core body 20 and thestrap 3 is fixed, and then thesecond end 31 of thestrap 3 is fixed to thesecond end face 15 of thefirst core body 10 through the second connectingmember 17. In this way, thesecond core body 20 can be fixed on thebelt body 3 through thewire fixing structure 26. In this embodiment, the material of thebelt body 3 is preferably an elastic material, such as silicone, a stretchable belt, etc.

It should be appreciated that, in practice, thefirst end 30 of theband 3 of the present invention can be fixed to theband 3 by, for example, velcro, buttons, rivets, etc. after passing through the first connectingmember 16, so that thefirst end 30 of theband 3 can be detachably connected to thefirst end surface 14 of thefirst core body 10; thesecond end 31 of thetape body 3 may be fixed to thetape body 3 by, for example, velcro, buttons, rivets, etc. after passing through the second connectingmember 17, so that thesecond end 31 of thetape body 3 is detachably connected to thesecond end surface 15 of thefirst core body 10. In this way, thebelt body 3 can be combined with thefirst core body 10 of thefirst movement 1 and thesecond core body 20 of thesecond movement 2, so that thewearable device 1000 of the present invention is a dual movement use mode in which thebelt body 3 connects two sets of movements (i.e., thefirst movement 1 and the second movement 2), and besides, thefirst core body 10 of thefirst movement 1 can be detached from thebelt body 3 alone, so that thewearable device 1000 of the present invention is a first single movement use mode in which thebelt body 3 is connected only with thesecond movement 2, or alternatively, thewearable device 1000 of the present invention can be detached from thebelt body 3 alone, so that thewearable device 1000 of the present invention is a second single movement use mode in which thebelt body 3 is connected only with thefirst movement 1.

In practice, thefirst movement 1 of the present invention may be configured with a communication module for communicating with an electronic device (e.g., a mobile phone, a notebook computer, etc.). Therefore, in the second single-chip usage mode, the information of the first chip 1 (such as the first physiological signal P1 and/or the sensing result R, the movement pattern, the number of steps, etc.) can be transmitted to the electronic device through the communication module, and further the information can be uploaded to a cloud server through the electronic device for subsequent management of big data and/or analysis of artificial intelligence, etc. to further manage or track the physiological status of the user. The communication module may be, for example, the first communication unit 18 (i.e., the bluetooth module) or a Wireless-Fidelity (Wi-Fi) module.

Similarly, thesecond movement 2 of the present invention may also be configured with a communication module for communicating with an electronic device (e.g., a mobile phone, a notebook computer, etc.). Therefore, in the first single-chip usage mode, the information (such as the second physiological signal P2, the exercise mode, the step number, etc.) of thesecond chip 2 can be transmitted to the electronic device through the communication module, and further the information can be uploaded to a cloud server through the electronic device for subsequent management of big data and/or analysis of artificial intelligence, etc. to further manage or track the physiological status of the user. The communication module may be, for example, the second communication unit 27 (i.e., the bluetooth module) or a Wireless-Fidelity (Wi-Fi) module.

Referring to fig. 7 and 8, fig. 7 is a schematic view of awearable device 2000 according to a second embodiment of the present invention, and fig. 8 is a schematic cross-sectional view of thewearable device 2000 according to the second embodiment of the present invention. The main difference between thewearable device 2000 and thewearable device 1000 is that the belt body 3' of thewearable device 2000 is preferably made of leather, and thethread fixing structure 26 of thewearable device 2000 is abayonet structure 267, thebayonet structure 267 is pivotally connected to thesecond core body 20 in a rotatable manner, when thebayonet structure 267 rotates to a fixed position as shown in fig. 7 relative to thesecond core body 20, thebayonet structure 267 can be clamped against the surface of the belt body 3' to fix the relative position between thesecond core body 20 and the belt body 3 '.

Referring to fig. 9 and 10, fig. 9 is a schematic view of awearable device 3000 according to a third embodiment of the present invention, and fig. 10 is a schematic cross-sectional view of thewearable device 3000 according to the third embodiment of the present invention. The main difference between thewearable device 3000 and thewearable device 1000 is that a material of abelt body 3 "of thewearable device 3000 is preferably ThermoPlastic Polyurethane (TPU), and thewire fixing structure 26 of thewearable device 3000 includes a lockingpost 269, thebelt body 3" has a plurality of lockingholes 268, and the lockingpost 269 is used for locking one of the plurality of lockingholes 268 to fix the relative position of thesecond core body 20 and thebelt body 3 ". It should be understood that the number of the engagingholes 268 is not limited to the embodiment shown in the drawings, and any design including more than one engaginghole 268 is within the scope of the invention.

Compared with the prior art, the invention can utilize the first physiological sensor of the first movement and the second physiological sensor of the second movement to respectively measure the physiological characteristics, and can further adjust the relative positions of the first movement and the second movement through the design that the second movement body is movably arranged on the belt body, so that the first physiological sensor of the first movement and the second physiological sensor of the second movement are respectively positioned at the better measuring positions, thereby improving the accuracy of the measuring result of the physiological characteristics.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A wearable device having a function of measuring physiological signals, comprising:

   a first chassis comprising:

   a first core body;

   a first control unit disposed within the first core body; and

   the first physiological sensor is arranged on one side of the first core body and is coupled with the first control unit;

   a second cartridge comprising:

   the second core body is provided with a channel which penetrates through two sides of the second core body;

   a second control unit disposed within the second core body; and

   the second physiological sensor is arranged on one side of the second core body facing the first physiological sensor and is coupled with the second control unit; and

   the two ends of the belt body are respectively connected with the two sides of the first core body, and the belt body passes through the channel to penetrate through the second core body, so that the second core body is movably arranged on the belt body.
2. The wearable device of claim 1, wherein the first chassis further comprises:

   and the first display module is arranged on the other side of the first core body and is coupled with the first control unit.
3. The wearable device of claim 2, wherein the second cartridge further comprises:

   and the second display module is arranged on the other side of the second core body and is coupled with the second control unit.
4. The wearable device of claim 1, wherein the belt has a first end and a second end opposite the first end, the first core body has a first end and a second end opposite the first end, and wherein the first core further comprises:

   the first end of the belt body is connected with the first end surface of the first core body through the first connecting piece; and

   the second end of the belt body is connected to the second end face of the first core body through the second connecting piece.
5. The wearable device according to claim 4, wherein the second core body has a first end edge and a second end edge, the first end edge of the second core body corresponds to the first end face of the first core body, the second end edge of the second core body corresponds to the second end face of the first core body, and wherein the second cartridge further comprises:

   the wire fixing structure is arranged at the first end edge of the second core body, the belt body enters the channel through the wire fixing structure, and the wire fixing structure is used for fixing the second core body on the belt body.
6. The wearable device of claim 5, wherein the wire securing structure comprises:

   an upper wire arrangement structure;

   a lower wire arrangement structure;

   the first middle wire arrangement structure is arranged between the upper wire arrangement structure and the lower wire arrangement structure; and

   the second middle spacer structure is arranged between the first middle spacer structure and the lower spacer structure;

   a first wire arrangement channel is defined between the upper wire arrangement structure and the first middle wire arrangement structure, a second wire arrangement channel is defined between the first middle wire arrangement structure and the second middle wire arrangement structure, and a third wire arrangement channel is defined between the second middle wire arrangement structure and the lower wire arrangement structure;

   the belt body sequentially passes through the first wire arranging channel, the third wire arranging channel, the second wire arranging channel, the first wire arranging channel and the third wire arranging channel to fix the relative position of the belt body and the second core body.
7. The wearable device of claim 5, wherein the thread-securing structure is a bayonet structure, the bayonet structure is pivotally connected to the second core body, and the bayonet structure is engaged with the surface of the belt when the bayonet structure is rotated to a fixed position relative to the second core body.
8. The wearable device of claim 5, wherein the thread-fixing structure comprises a locking post, the belt body has at least one locking hole, and the locking post is used for locking the at least one locking hole.
9. The wearable device of claim 1, wherein the first control unit controls the first physiological sensor to sense a first physiological signal, the second control unit controls the second physiological sensor to sense a second physiological signal, and the first control unit generates a sensing result according to the first physiological signal and the second physiological signal.
10. The wearable device of claim 9, wherein the first movement further comprises a first communication unit, the first communication unit is coupled to the first control unit, the second movement further comprises a second communication unit, the second communication unit is coupled to the second control unit, and the first movement establishes communication with the second movement through the first communication unit and the second communication unit.
11. The wearable device of claim 10, wherein the wearable device is configured to perform:

    when the first physiological sensor starts to sense the first physiological signal, the first control unit sends a synchronous signal to the second communication unit through the first communication unit; and

    when the second communication unit receives the synchronous signal, the second control unit controls the second physiological sensor to start sensing the second physiological signal, and the second control unit transmits the second physiological signal back to the first communication unit through the second communication unit.

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