阅读说明：本技术 车灯、车辆和车灯控制方法 (Vehicle lamp, vehicle and vehicle lamp control method ) 是由 刘婷 于 2021-08-18 设计创作，主要内容包括：本申请公开了一种车灯、车辆和车灯控制方法。该车灯包括：激光源,用于发出至少两束不同频率的激光光束；光线校正系统,位于所述至少两束不同频率的激光光束的传播路径上,用于校正所述至少两束不同频率的激光光束的传播方向,使得校正后的所述激光光束入射至发光组件,并在所述发光组件的不同位置相交；所述发光组件,用于在接收到所述激光光束的入射后,在所述激光光束相交的不同交点处发出不同颜色的光,以生成不同的发光样式。采用本申请提供的车灯,可以能够实现改变车灯的发光样式,进而对车辆的整体外观有很好的提升效果,满足了用户对车辆持续升级的个性化需求。(The application discloses a vehicle lamp, a vehicle and a vehicle lamp control method. This car light includes: the laser source is used for emitting at least two laser beams with different frequencies; the light ray correction system is positioned on the propagation paths of the at least two laser beams with different frequencies and used for correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to the light-emitting component and intersect at different positions of the light-emitting component; the light emitting assembly is used for emitting light with different colors at different intersection points where the laser beams intersect after receiving incidence of the laser beams so as to generate different light emitting patterns. Adopt the car light that this application provided, can realize changing the luminous pattern of car light, and then have fine promotion effect to the whole outward appearance of vehicle, satisfied the individualized demand that the user lasts the upgrading to the vehicle.)

1. A vehicle lamp, characterized in that the vehicle lamp comprises:

the laser source is used for emitting at least two laser beams with different frequencies;

the light ray correction system is positioned on the propagation paths of the at least two laser beams with different frequencies and used for correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to the light-emitting component and intersect at different positions of the light-emitting component;

the light emitting assembly is used for emitting light with different colors at different intersection points where the laser beams intersect after receiving incidence of the laser beams so as to generate different light emitting patterns.

2. The vehicular lamp according to claim 1, wherein the at least two laser beams of different frequencies include a first laser beam and a second laser beam, the light correction system includes a first correction system and a second correction system,

the first correction system is positioned on the propagation path of the first laser beam and used for correcting the propagation direction of the first laser beam so as to enable the first laser beam to be incident to different positions on the light-emitting component;

the second correction system is positioned on the propagation path of the second laser beam and used for correcting the propagation direction of the second laser beam so that the second laser beam is incident to different positions on the light-emitting component.

3. The vehicular lamp according to claim 2, wherein any one of the first correction system and the second correction system comprises: the reflector and be used for adjusting the reflector position appearance adjustment assembly.

4. The vehicular lamp according to claim 3, wherein the reflector comprises a first reflector and a second reflector, and the adjustment assembly comprises a first adjustment assembly for adjusting the first reflector and a second adjustment assembly for adjusting the second reflector;

the first mirror is located on a propagation path of a laser beam emitted from the laser source, and emits the laser beam incident on the first mirror to a second mirror;

the second mirror is positioned on a propagation path of the laser beam emitted from the first mirror, and emits the laser beam incident on the second mirror to a light emitting element.

5. The vehicular lamp according to any one of claims 1 to 4, wherein the light emitting element is at least one fluoride glass plate doped with different types of ions capable of undergoing transitions of different energy levels upon irradiation with laser light of different frequencies.

6. The vehicle light of claim 3, wherein the adjustment assembly and the laser source in the vehicle light are each communicatively coupled to a control system, the control system being configured to send a first command to the laser source and a second command to the adjustment assembly, respectively;

the laser source is specifically configured to: under the condition of receiving a first instruction, emitting a laser beam with a preset wavelength at a preset frequency;

the adjustment assembly is specifically configured to: adjusting the pose of the first mirror and/or the second mirror if a second instruction is received;

the first instruction is used for instructing the laser source to emit a laser beam with a preset wavelength at a preset frequency;

the second instructions are used for instructing the adjusting component to adjust the pose of the first reflecting mirror and/or the second reflecting mirror.

7. The vehicular lamp according to claim 1, wherein the laser beam is a non-visible laser beam.

8. A vehicle, characterized in that the vehicle comprises a lamp according to any one of claims 1-7.

9. The vehicle of claim 8, wherein the vehicle lights are tail lights of the vehicle.

10. A vehicular lamp control method characterized by being applied to the vehicular lamp according to any one of claims 1 to 7, the method comprising:

controlling the laser source to emit at least two laser beams with different frequencies;

based on the light ray correction system, correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to a light-emitting component and intersect at different positions of the light-emitting component;

and the light emitting assembly emits light with different colors at different intersection points of the laser beams after receiving the incidence of the laser beams so as to generate different light emitting patterns.

Technical Field

The application relates to the technical field of vehicle lamps, in particular to a vehicle lamp, a vehicle and a vehicle lamp control method.

Background

The car light is the essential instrument of car driving in-process, and present car light mainly has preceding signal lamp, side signal lamp and back signal lamp, and these signal lamps are used for signal display on the one hand, play the effect of warning and warning to people, and on the other hand plays the effect of decorating the vehicle, plays very big effect to the whole outward appearance of vehicle.

The appearance of the car lamp is generally invariable, but at present, the lighting style of the car lamp is fixed and unchangeable in the design stage, so that the overall appearance of the car is fixed and invariable, and the personalized requirement of a customer on the continuous upgrading of the car cannot be met.

Disclosure of Invention

The embodiment of the application aims to provide a car lamp, a vehicle and a car lamp control method, and can solve the problems that in the prior art, the whole appearance of the vehicle is fixed and unchanged and the personalized requirements of a customer on continuous vehicle upgrading cannot be met due to the fact that the light-emitting style of a signal lamp is fixed and unchanged.

The technical scheme of the application is as follows:

in a first aspect, there is provided a vehicle lamp including:

the laser source is used for emitting at least two laser beams with different frequencies;

the light ray correction system is positioned on the propagation paths of the at least two laser beams with different frequencies and used for correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to the light-emitting component and intersect at different positions of the light-emitting component;

the light-emitting component is used for emitting light with different colors at different intersection points where the laser beams intersect after receiving the incidence of the laser beams so as to generate different light-emitting patterns

In a second aspect, a vehicle is provided, comprising a vehicle light as described in the first aspect.

In a third aspect, an embodiment of the present application provides a vehicle lamp control method, which is applied to the vehicle lamp in the first aspect, and includes:

controlling the laser source to emit at least two laser beams with different frequencies;

based on the light ray correction system, correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to a light-emitting component and intersect at different positions of the light-emitting component;

and the light emitting assembly emits light with different colors at different intersection points of the laser beams after receiving the incidence of the laser beams so as to generate different light emitting patterns.

The technical scheme provided by the embodiment of the application at least has the following beneficial effects:

in the embodiment of the present application, by providing a vehicle lamp, a light ray correction system in the vehicle lamp can correct the propagation direction of a laser beam emitted by a laser source, and make the corrected laser beam incident on a light emitting assembly and intersect at different positions of the light emitting assembly. And the light emitting assembly can emit light of different colors at different intersection points where the laser beams intersect to generate different patterns. Therefore, the embodiment of the application changes the light emitting mode of the car lamp by adjusting the intersection position of the laser beam on the light emitting component. And the change of the light-emitting pattern of the car lamp has a good effect of improving the overall appearance of the car, so that the car lamp capable of emitting different light-emitting patterns provided by the embodiment of the application improves the overall appearance of the car and further meets the personalized requirements of users on continuous upgrading of the car.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the application and are not to be construed as limiting the application.

FIG. 1 is a schematic structural diagram of a vehicular lamp according to an embodiment of the present disclosure;

FIG. 2 is a schematic diagram of a pattern that can be formed by a vehicle lamp according to an embodiment of the present disclosure;

fig. 3 is a flowchart of a vehicle lamp control method according to an embodiment of the present application.

Detailed Description

In order to make the technical solutions of the present application better understood by those of ordinary skill in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are intended to be illustrative only and are not intended to be limiting. It will be apparent to one skilled in the art that the present application may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present application by illustrating examples thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples consistent with certain aspects of the present application, as detailed in the appended claims.

As described in the background section, in the prior art, because the shape of the vehicle lamp is generally unchangeable, but the lighting pattern of the vehicle lamp is fixed and unchangeable at the design stage, the overall appearance of the vehicle is fixed and unchangeable, and the personalized requirements of customers for continuous vehicle upgrading cannot be met. And the light emitting assembly can emit light of different colors at different intersection points where the laser beams intersect to generate different patterns. Therefore, the embodiment of the application changes the light emitting mode of the car lamp by adjusting the intersection position of the laser beam on the light emitting component. And the change of the light-emitting pattern of the car lamp has a good effect of improving the overall appearance of the car, so that the car lamp capable of emitting different light-emitting patterns provided by the embodiment of the application improves the overall appearance of the car and further meets the personalized requirements of users on continuous upgrading of the car.

The following describes in detail a vehicle lamp provided in the embodiments of the present application with reference to the accompanying drawings through specific embodiments and application scenarios thereof.

Fig. 1 is a schematic diagram showing the structure of a vehicular lamp 1000 according to an exemplary embodiment, and as shown in fig. 1, the vehicular lamp includes a laser source 10 for emitting at least two laser beams with different frequencies; the light ray correction system 20 is located on the propagation paths of the at least two laser beams with different frequencies, and is used for correcting the propagation directions of the at least two laser beams with different frequencies, so that the corrected laser beams are incident to the light emitting assembly 30 and intersect at different positions of the light emitting assembly 30; and the light emitting assembly 30 is used for emitting light with different colors at different intersection points where the laser beams intersect after receiving the incidence of the laser beams so as to generate different light emitting patterns.

In an embodiment of the present application, by providing a vehicle lamp, a light ray correction system in the vehicle lamp is capable of correcting a propagation direction of a laser beam emitted from a laser light source, and causing the corrected laser beam to be incident to a light emitting element and intersect at different positions of the light emitting element. And the light emitting assembly can emit light of different colors at different intersection points where the laser beams intersect to generate different patterns. Therefore, the embodiment of the application changes the light emitting mode of the car lamp by adjusting the intersection position of the laser beam on the light emitting component. And the change of the light-emitting pattern of the car lamp has a good effect of improving the overall appearance of the car, so that the car lamp capable of emitting different light-emitting patterns provided by the embodiment of the application improves the overall appearance of the car and further meets the personalized requirements of users on continuous upgrading of the car.

In some embodiments of the present application, the number of the laser sources 10 may be plural, and each laser source emits a laser beam of one frequency.

In some embodiments of the present application, the laser beam emitted by the laser source may be a non-visible laser beam.

In some embodiments of the present application, the at least two laser beams with different frequencies may include a first laser beam 111 and a second laser beam 121, and the light correction system 20 may include a first correction system 21 and a second correction system 22, where the first correction system 21 is located on a propagation path of the first laser beam 111 and is used for correcting a propagation direction of the first laser beam 111 so that the first laser beam 121 is incident to different positions on the light emitting component; the second correction system 22 is located on the propagation path of the second laser beam 121 and is used for correcting the propagation direction of the second laser beam so that the second laser beam is incident on different positions on the light emitting assembly.

In one example, as shown in fig. 1, the laser sources may be two, namely, a first laser source 11 and a second laser source 12, which are respectively used for emitting laser beams with different frequencies, and specifically, the first laser source may emit a first laser beam, and the second laser source may emit a second laser beam.

In some embodiments of the present application, there are two laser sources in fig. 1, but in practical applications, the number of the laser sources may also be more than two, and the number may be set according to the needs of a user, and is not limited herein. The greater the number of laser sources, the greater the variety of colors that can be formed in the light emitting assembly.

In some embodiments of the present application, 3 laser light sources are taken as an example, and three laser beams are correspondingly provided, and the three laser beams may be combined in pairs to form intersection points in the light emitting assembly, so that 6 intersection points may be formed, and since the wavelengths of the laser beams are different, the intersection point formed by the laser beams with two wavelengths in the light emitting assembly may be light with one color, so that 6 combinations of 3 different laser beams may be provided, and light with 6 colors may be formed.

With continued reference to fig. 1, in fig. 1, each laser source may correspond to a correction system, and in particular, the first laser source 11 may correspond to the first correction system 21, and the second laser source 12 may correspond to the second correction system 22. The first correction system is located on the propagation path of the first laser beam 111 and is used for correcting the propagation direction of the first laser beam 111 so that the first laser beam 111 is incident to different positions on the light-emitting assembly; the second correction system 22 is located on the propagation path of the second laser beam 121 and is used for correcting the propagation direction of the second laser beam so that the second laser beam is incident on different positions on the light emitting assembly.

In some embodiments of the present application, either one of the first correction system and the second correction system may include: the reflector and be used for adjusting the adjustment assembly of reflector position appearance.

In some embodiments of the present application, the mirrors may include a first mirror and a second mirror, and the adjustment assembly may include a first adjustment assembly for adjusting the first mirror and a second adjustment assembly for adjusting the second mirror; a first mirror located on a propagation path of a laser beam emitted from the laser source for emitting the laser beam incident on the first mirror to a second mirror; the second mirror is located on a propagation path of the laser beam emitted from the first mirror, and emits the laser beam incident on the second mirror to the light emitting element.

In one example, with continued reference to fig. 1, the first correction system 21 may have a first mirror 211 and a second mirror 212 therein, as well as a first adjustment assembly (not shown) for adjusting the first mirror and a second adjustment assembly (not shown) for adjusting the second mirror. The second correction system 22 may have a first mirror 221 and a second mirror 222, and a first adjustment assembly (not shown) for adjusting the first mirror and a second adjustment assembly (not shown) for adjusting the second mirror.

In one example, with continued reference to fig. 1, for the first calibration system, the first mirror 211 is positioned on a propagation path of the first laser beam emitted by the first laser source 11 to emit the first laser beam incident on the first mirror to the second mirror 212, and the second mirror 212 is positioned on a propagation path of the first laser beam emitted from the first mirror 211 to emit the first laser beam incident on the second mirror to the light emitting assembly.

For the second correction system, the first mirror 221 is located on a propagation path of the second laser beam emitted from the first laser source 21, and emits the second laser beam incident on the first mirror to the second mirror 222, and the second mirror 222 is located on a propagation path of the second laser beam emitted from the first mirror 221, and emits the second laser beam incident on the second mirror to the light emitting element.

In some embodiments of the present application, the adjustment assembly may be a motor, one under each mirror, which is used to adjust an orientation of the mirror, such as left-right orientation, or up-down orientation. Thus, each laser beam is adjusted in two directions, so that the formed patterns in different styles can be three-dimensional, and the personalized requirements of users on the continuous upgrading of vehicles are met.

In one example, as shown in FIG. 2, with the vehicle lamp of the present application, different patterns can be formed as shown in FIG. 2.

In some embodiments of the present application, the light emitting assembly can be at least one fluoride glass plate that can be doped with different types of ions that are capable of undergoing transitions of different energy levels upon irradiation with laser light of different frequencies.

In some embodiments of the present application, a first laser beam emitted by a first laser source is corrected by a first correction system and then emitted to a light emitting module, a second laser beam emitted by a second laser source is corrected by a second correction system and then emitted to the light emitting module, a fluoride glass plate resonates twice to absorb two laser beams, the two laser beams are excited to a high excitation level and then transition to a lower energy level to form a visible light intersection in the light emitting module, such an intersection is a luminous spot, and a plurality of luminous spots can form different patterns.

In some embodiments of the present application, the laser source emits laser light at a high frequency, and the corresponding light correction system corrects each laser beam to allow the laser beams to be incident on the light emitting assembly at different poses, and the light correction system corrects the laser light at a high frequency sufficient to allow the laser beams to form intersections at different positions of the light emitting assembly to form different light emission patterns.

In some embodiments of the present application, the number of fluoride glass plates may be set according to a user's requirement, and is not limited herein, and different light-emitting patterns may be formed based on different numbers of fluoride glass plates, for example, one fluoride glass plate may be used to form one light-emitting pattern, or two fluoride glass plates may be used to form two different patterns, so as to achieve the effect of simultaneously forming a plurality of different light-emitting patterns, improve the overall appearance of the vehicle, and further meet the personalized requirements of the user on the continuous upgrade of the vehicle.

It should be noted that in some embodiments of the present application, different ions may be doped into the fluoride glass plate as desired by the user, for example, different ions may be doped into the fluoride glass according to the requirements of different light emitting patterns, and different ions may also be distributed at different positions of the fluoride glass plate to form different colors of light.

In some embodiments of the present application, the fluoride glass plate may be star-shaped, quadrilateral, triangular, etc., or may be irregular in various shapes, which are not limited herein. Therefore, the overall appearance of the vehicle can be improved, and the personalized requirements of the user on the continuous upgrading of the vehicle are met.

In some embodiments of the present application, the vehicle lamp may further include a light source heat dissipation module electrically connected to the laser source, and the light source heat dissipation module may dissipate heat of the laser source based on the light source heat dissipation module, so as to avoid a change in temperature of the laser source and affect a wavelength of the emitted laser beam, so as to ensure stability of the wavelength of the laser beam emitted by the laser source.

In some embodiments of the present application, the adjustment assembly and the laser source in the vehicle lamp may each be communicatively connected to a control system of the vehicle for sending a first instruction to the laser source and a second instruction to the adjustment assembly, respectively; the laser source is particularly used for: under the condition of receiving a first instruction, emitting a laser beam with a preset wavelength at a preset frequency; the adjustment assembly is specifically configured to: and adjusting the pose of the first reflecting mirror and/or the second reflecting mirror under the condition of receiving the second instruction.

The control system of the vehicle can be a vehicle control unit of the vehicle.

The first instruction may be for instructing the laser source to emit a laser beam of a preset wavelength at a preset frequency.

The second instruction may be for instructing the adjustment assembly to adjust the pose of the first mirror and/or the second mirror.

In some embodiments of the present application, a vehicle control unit of a vehicle may respectively send a first instruction to a laser source and a second instruction to a regulating component, so that the laser source emits a laser beam with a preset wavelength at a preset frequency in case of receiving the first instruction; and enabling the adjusting assembly to adjust the pose of the first reflecting mirror and/or the second reflecting mirror under the condition of receiving the second instruction.

In some embodiments of the present application, the control system of the vehicle may directly send the first command and the second command to the laser source and the adjustment component, or may further include a control module in the vehicle lamp, where the control module is in communication connection with the control system of the vehicle, the control system of the vehicle sends the first command and the second command to the control module, and the control module controls the laser source to emit laser beams with different frequencies based on the first command and controls the light correction system to correct the laser beams based on the second command.

In the case where the vehicle does not include a control module, a program of the second instruction may be stored in the light correction system, and the correction of the laser beam may be implemented based on the program. Meanwhile, a program of the first instruction may also be stored in the laser light source, and emission of laser beams of different frequencies is realized based on the program.

In some embodiments of the present application, in order to better form patterns of different styles according to user requirements, and to enhance the personalized requirements of the user for continuous upgrade of the vehicle, before the control system sends the second instruction to the adjustment assembly and the first instruction to the laser source, the control system may be further configured to:

receiving a first input of a preset style pattern by a user;

in response to the first input, a first instruction and a second instruction corresponding to the preset pattern are determined.

The first input may be used to generate a first instruction and a second instruction corresponding to a preset style pattern corresponding to the first input, where the first input may be one or a combination of several of a click input, a double-click input, a slide input, a voice input, a gesture input, and the like.

In one example, if the user wants to generate the pattern of "fish" in fig. 2 (d), the pattern may be input into a control system, which may determine, based on the received pattern of "fish", the frequency and wavelength at which the laser sources emit the laser beams (i.e., the first instruction; in particular, what wavelengths of laser beams are emitted by the two laser sources, respectively, and the frequency at which the two laser sources emit the laser beams, etc., as in fig. 1), and how the adjustment assembly should adjust the laser beams (i.e., the second instruction).

In some embodiments of the present application, in the above examples, the control system may have an algorithm for generating the first instructions and the second instructions according to the received pattern, based on which the first instructions and the second instructions are directly available based on the pattern input by the user.

In the embodiment of the application, according to the first input of the user to the preset style pattern, the first instruction and the second instruction corresponding to the preset style pattern are determined in response to the first input, the first instruction and the second instruction can be rapidly determined, and the first instruction and the second instruction correspond to the preset style pattern input by the user, so that the style pattern required by the user can be generated, the personalized requirement of the user is met, and the user experience is improved.

In some embodiments of the present application, in addition to implementing the solution of the present application by using a mirror, a Digital Light Processing (DLP) projector or a grating projector may also be used to implement the reflection of the laser beam in the embodiments of the present application.

Based on the same inventive concept as the above-described lamp, the present application also provides a vehicle that may include the lamp in the above-described embodiment.

In some embodiments of the present application, the lamp in the above embodiments may be a tail lamp of a vehicle in the embodiments of the present application.

In an embodiment of the present application, by providing a vehicle, which may include a vehicle lamp, a light ray correction system in the vehicle lamp is capable of correcting a propagation direction of a laser beam emitted by a laser light source, and causing the corrected laser beam to be incident to a light emitting assembly and intersect at different positions of the light emitting assembly. And the light emitting assembly can emit light of different colors at different intersection points where the laser beams intersect to generate different patterns. Therefore, the embodiment of the application changes the light emitting mode of the car lamp by adjusting the intersection position of the laser beam on the light emitting component. And the change of the light-emitting pattern of the car lamp has a good effect of improving the overall appearance of the car, so that the car lamp capable of emitting different light-emitting patterns provided by the embodiment of the application improves the overall appearance of the car and further meets the personalized requirements of users on continuous upgrading of the car.

The vehicle provided by the embodiment of the application can comprise the vehicle lamp in the embodiment, the implementation principle and the technical effect are similar, and for the sake of brevity, the description is omitted.

Based on the same inventive concept, an embodiment of the present application further provides a vehicle lamp control method, and fig. 3 is a flowchart of the vehicle lamp control method provided in the embodiment of the present application, and the vehicle lamp control method may be applied to a vehicle lamp in the above embodiments.

As shown in fig. 3, the vehicle lamp control method may include steps 310 to 330:

and step 310, controlling the laser source to emit at least two laser beams with different frequencies.

And step 320, correcting the propagation directions of at least two laser beams with different frequencies based on the light ray correction system, so that the corrected laser beams are incident to the light emitting assembly and intersect at different positions of the light emitting assembly.

Step 330, after the light emitting assembly receives the incidence of the laser beam, different colors of light are emitted at different intersection points of the laser beam to generate different light emitting patterns.

For the same terms as in the above-described embodiments, they are not explained again in the embodiments of the present application for the sake of brevity.

In the embodiment of the application, based on the provided car lamp control method, the laser source is controlled to emit at least two laser beams with different frequencies, the light ray correction system can be used for correcting the propagation direction of the laser beam emitted by the laser source, and the corrected laser beam is incident to the light emitting component and intersects at different positions of the light emitting component. And the light emitting assembly can emit light of different colors at different intersection points where the laser beams intersect to generate different patterns. Therefore, the embodiment of the application changes the light emitting mode of the car lamp by adjusting the intersection position of the laser beam on the light emitting component. And the change of the light-emitting pattern of the car lamp has a good effect of improving the overall appearance of the car, so that the car lamp capable of emitting different light-emitting patterns provided by the embodiment of the application improves the overall appearance of the car and further meets the personalized requirements of users on continuous upgrading of the car.

It should also be noted that the exemplary embodiments mentioned in this patent describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above-described steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in an order different from the order in the embodiments, or may be performed simultaneously.

As described above, only the specific embodiments of the present invention are provided, and it can be clearly understood by those skilled in the art that, for convenience and brevity of description, the specific working processes of the system, the module and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered within the scope of the present invention.