CN112716117A - Intelligent bracelet and control method thereof - Google Patents
Intelligent bracelet and control method thereof Download PDFInfo
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- CN112716117A CN112716117A CN202011584652.6A CN202011584652A CN112716117A CN 112716117 A CN112716117 A CN 112716117A CN 202011584652 A CN202011584652 A CN 202011584652A CN 112716117 A CN112716117 A CN 112716117A
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- distance
- bracelet
- projection lens
- projection
- preset threshold
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
- A44C5/0007—Bracelets specially adapted for other functions or with means for attaching other articles
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B29/00—Combinations of cameras, projectors or photographic printing apparatus with non-photographic non-optical apparatus, e.g. clocks or weapons; Cameras having the shape of other objects
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- General Physics & Mathematics (AREA)
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- User Interface Of Digital Computer (AREA)
Abstract
The application discloses an intelligent bracelet and a control method thereof, and belongs to the field of wearable equipment. This intelligent bracelet includes: a bracelet; the projection lens is arranged at the axial first end of the bracelet and is used for projecting and displaying the content to be displayed; the distance measuring sensor is arranged at the first axial end of the bracelet and used for detecting the shielding object and acquiring the distance between the shielding object and the distance measuring sensor; the control unit is arranged on the bracelet, is respectively connected with the projection lens and the distance measuring sensor, and is used for adjusting the size of a projection interface projected by the projection lens according to the distance of the shielding object detected by the distance measuring sensor. In order to solve among the prior art can only adjust the projection of intelligent bracelet through the button, intelligent inadequately, user experience is relatively poor problem.
Description
Technical Field
The application belongs to the field of wearable equipment, and particularly relates to an intelligent bracelet and a control method thereof.
Background
A wearable device is a portable device that is worn directly on the body or integrated into the clothing or accessories of the user. Wearable equipment is not only a hardware equipment, realizes powerful function through software support and data interaction, high in the clouds interaction more, and wearable equipment will bring very big transition to our life, perception.
The intelligent bracelet is wearable equipment's a, has multiple functions, can take notes real-time data such as exercise, sleep, part in the daily life still have diet, and some intelligent bracelets still possess the projection function, but the adjustment on projection interface can only be operated through the button, and is intelligent inadequately, and user's experience nature is relatively poor.
Disclosure of Invention
The embodiment of the application provides an intelligent bracelet and a control method thereof, and the problems that in the prior art, the projection of the intelligent bracelet can only be adjusted through a key, the intelligence is insufficient, and the user experience is poor can be solved.
In order to solve the technical problem, the present application is implemented as follows:
in a first aspect, a smart bracelet is provided, including:
a bracelet;
the projection lens is arranged at the axial first end of the bracelet and is used for projecting the content to be displayed;
the distance measuring sensor is arranged at the first axial end of the bracelet and used for detecting a shelter and acquiring the distance between the shelter and the distance measuring sensor;
the control unit is arranged on the bracelet, is respectively connected with the projection lens and the distance measuring sensor and is used for adjusting the size of a projection interface projected by the projection lens according to the distance of a shelter detected by the distance measuring sensor.
In a second aspect, a method for controlling a smart band is provided, where the method is applied to the smart band of the first aspect, and includes:
under the condition that a distance measuring sensor detects a shelter, the distance between the shelter and the distance measuring sensor is obtained;
and controlling the size of a projection interface projected by the projection lens according to the distance.
In a third aspect, a control device for a smart bracelet is provided, including:
the distance acquisition module is used for acquiring the distance between the shielding object and the distance measurement sensor under the condition that the distance measurement sensor detects the shielding object;
and the projection control module is used for controlling the size of the projection interface projected by the projection lens according to the distance.
In a fourth aspect, an electronic device is provided, which includes a processor, a memory, and a program or instructions stored on the memory and executable on the processor, wherein the program or instructions, when executed by the processor, implement the steps of the method for controlling a smart band according to the second aspect.
In a fifth aspect, a readable storage medium is provided, on which a program or instructions are stored, which when executed by a processor, implement the steps of the method according to the second aspect.
In a sixth aspect, the present application provides a chip, where the chip includes a processor and a communication interface, where the communication interface is coupled to the processor, and the processor is configured to execute a program or instructions to implement the method according to the second aspect.
The embodiment of the application provides an intelligent bracelet, it includes the bracelet, projection lens, range finding sensor and control unit, wherein, projection lens sets up in the axial first end of bracelet, be used for waiting the content that shows to carry out the projection display, range finding sensor sets up in the axial first end of bracelet, be used for detecting shelter from the thing and acquire this shelter from the distance between the thing and the range finding sensor, control unit sets up in the bracelet, be connected with projection lens and range finding sensor respectively, be used for according to the range adjustment projection interface's that projection lens projected that range finding sensor detected the shelter from the thing size. Whether this application embodiment opens projection lens through the range finding sensor detection that is located the first end of bracelet axial, need not the size that the button can adjust projection interface at will, provide interesting operation for the user and experience for the adjustment of intelligence bracelet is more intelligent, can improve user experience.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of a smart bracelet provided in an embodiment of the present application;
fig. 2 is an operation schematic diagram of a smart bracelet provided by an embodiment of the present application;
fig. 3 is another operation diagram of the smart band according to an embodiment of the present application;
fig. 4 is a schematic diagram illustrating still another operation of a smart bracelet according to an embodiment of the present application;
fig. 5 is a flowchart of a control method of a smart band according to an embodiment of the present application;
fig. 6 is a schematic structural diagram of a control device of a smart bracelet according to an embodiment of the present application;
fig. 7 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
In the figure, 100-bracelet body; 110-projection lens; 111-a projection interface; 120-a ranging sensor; 130-display screen; 200-watchband; 300-shade.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The terms first, second and the like in the description and in the claims of the present application 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 are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The smart band and the control method thereof provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings through specific embodiments and application scenarios thereof.
As shown in fig. 1, the smart band may include: bracelet, projection lens 110, range finding sensor 120 and control unit.
Specifically, the projection lens 110 is disposed at a first axial end of the bracelet, and is configured to perform projection display on content to be displayed; the distance measuring sensor 120 is arranged at the first axial end of the bracelet and is used for detecting the barrier 300 and acquiring the distance between the barrier 300 and the distance measuring sensor 120; the control unit is disposed on the bracelet, and is connected to the projection lens 110 and the distance measuring sensor 120, respectively, for adjusting the size of the projection interface 111 projected by the projection lens 110 according to the distance of the blocking object 300 detected by the distance measuring sensor 120.
That is, when the distance sensor is blocked by the blocking object 300, the projection lens 110 may be activated, and the size of the projection interface 111 projected by the projection lens 110 may be adjusted by the distance between the blocking object 300 and the smart band.
The distance measuring sensor 120 may be an infrared sensor, an ultrasonic sensor, a laser sensor, or the like, and is not particularly limited in this embodiment.
In the present application, an infrared sensor is taken as an example for description, and the distance measurement principle of the infrared sensor is as follows.
Switch on earlier, start transmitting circuit, through transmitting system, to target transmission infrared signal, and simultaneously, sample thief sampling emission signal, pulse signal as the counter opens the door, start the counter, clock oscillator is like the effectual input count pulse of counter, the infrared ray echo that is reflected back by the target acts on photoelectric detector, change into electric pulse signal, amplify through the amplifier, get into the counter, as the signal of closing the door of counter, the counter stops counting, the counter is from opening the door to closing the door during, the clock pulse number that gets into, obtain the target distance through the operation, the range finding formula is: and L is ct/2, wherein L is the distance to be measured, c is the speed of light, and t is the time required for the optical pulse to travel back and forth over the distance to be measured.
That is, as long as the time required for the light pulse to travel back and forth from the infrared sensor to the object to be measured is measured, the distance to the object to be measured can be determined by the above equation. And the principle and the structure of the infrared pulse are simpler, the distance measurement is far, and the power consumption is small. According to the embodiment of the application, the distance between the barrier 300 and the smart band is calculated, so that the projection lens 110 is turned on and off, and the size of the projection interface 111 projected by the projection lens 110 is adjusted.
In the embodiment of the application, an intelligent bracelet is provided, including the bracelet, projection lens 110, range finding sensor 120 and the control unit, wherein, projection lens 110 sets up in the axial first end of bracelet, be used for carrying out the projection display with the content that waits to show, range finding sensor 120 sets up in the axial first end of bracelet, be used for detecting shelter 300 and obtaining the distance between this shelter 300 and range finding sensor 120, the control unit sets up in the bracelet, be connected with projection lens 110 and range finding sensor 120 respectively, a size for the distance adjustment projection interface 111 that projection lens 110 projected according to shelter 300 that range finding sensor 120 detected. Whether projection lens 110 is opened through the range finding sensor 120 that is located the first end of bracelet axial in this application embodiment, need not the button and can adjust projection interface 111's size at will, provide interesting operation experience for the user for the adjustment of intelligence bracelet is more intelligent, can improve user experience.
In order to ensure more accurate measured distance, the number of the distance measuring sensors 120 is at least two, and the at least two distance measuring sensors 120 are disposed on two sides of the projection lens 110.
That is, the measurement of the obstruction 300 by the plurality of distance measuring sensors 120 can make the measurement data more accurate, so that the size of the projection interface 111 projected by the projection lens 110 can be adjusted more accurately.
By adopting at least two distance measuring sensors 120, the distance measurement can be more accurate, and the size of the projection interface 111 projected by the projection lens 110 can be adjusted only when more than two distance measuring sensors 120 detect the obstruction 300, so that the condition of false triggering can be prevented, and the user experience is improved.
As shown in fig. 1, in the embodiment of the present application, two distance measuring sensors 120 are respectively disposed on two sides of the projection lens 110, so that the distance between the obstruction 300 and the obstruction 300 can be more accurately detected, and meanwhile, the false triggering of the user can be prevented, thereby improving the user experience.
The shelter 300 may be a finger, a palm, a pen, a key, etc., and may be determined according to a habit of a user when the user uses the shelter specifically, and the finger is taken as an example in the embodiment of the present application for description.
As shown in fig. 2-4, the process from activating the projection lens 110 to displaying the projection interface 111 to the maximum state, and then to closing the projection lens 110 is performed for the smart band.
Specifically, in an initial state, a user places a finger on one side of the smart band where the distance measuring sensor 120 is disposed, and the distance is smaller than a first preset threshold, at this time, the projection lens 110 is activated, as the finger moves to the side away from the smart band, the projection interface 111 projected by the projection lens 110 gradually increases until the distance from the smart band increases to Lmax, the projection screen interface increases to the maximum, at this time, the finger can be moved continuously or removed, the size of the projection interface 111 cannot be changed, the user can perform the operation of the projection interface 111, and when the user does not need to use the projection interface 111, the user can place the finger on a position where the distance from the smart band is smaller than the first preset threshold, and then the projection lens 110 can be closed.
In the embodiment of the present application, a user may turn on or off the projection lens 110 at any time, and may also adjust the size of the projection interface 111 at will, so as to facilitate the use of the user.
In one possible embodiment of the present application, the bracelet may include: bracelet body 100 and watchband 200.
Specifically, the projection lens 110, the distance measuring sensor 120 and the control unit are all disposed on the bracelet body 100; the band 200 is connected to the band body 100, and the band body 100 and the band 200 together form a wearing hole for the user to wear.
In this application embodiment, adopt the mode of bracelet body 100 and watchband 200 separation to set up, the user can adjust watchband 200 size to form not wearing hole of equidimension, convenience of customers dresses.
In one possible embodiment of the present application, the smart band may further include: a display screen 130.
Specifically, this display screen 130 sets up in the one side that deviates from the wearing hole of bracelet body 100, and display screen 130 is used for showing the content of treating the demonstration.
That is, when the smart band is not used or is inconvenient to operate using the projection interface 111, the smart band can be viewed and operated through the display screen 130.
The embodiment of the application also provides a control method of the intelligent bracelet, and the method is applied to any one of the intelligent bracelets. As shown in fig. 5, the control method may include steps shown in step S501 to step S502.
In step S501, in the case where the distance measuring sensor detects a blocking object, the distance between the blocking object and the distance measuring sensor is acquired.
In step S502, the size of the projection interface projected by the projection lens is controlled according to the distance.
In the embodiment of the application, under the condition that the distance measuring sensor detects the obstruction, the distance between the obstruction and the distance measuring sensor is obtained, and then the size of the projection interface projected by the projection lens is controlled according to the distance. Whether this application embodiment opens projection lens through the range finding sensor detection that is located bracelet body side, need not the size that the button can adjust projection interface at will, provide interesting operation for the user and experience for the adjustment of intelligence bracelet is more intelligent.
In one possible embodiment of the present application, after the distance between the obstacle and the ranging sensor is obtained, the control method of the smart bracelet may further include the following steps.
Judging whether the distance is smaller than a first preset threshold value or not; and under the condition that the distance is smaller than a first preset threshold value, starting the projection lens.
That is, the distance measuring sensor can measure whether a shielding object exists in real time or at a certain time interval, when the shielding object is detected, the distance from the shielding object to the distance measuring sensor is detected through the distance measuring sensor, if the distance is smaller than a first preset threshold value, the projection lens needs to be started, and at the moment, the projection lens is started, so that the use of a user is facilitated. Shelter from range finding sensor through the shelter and can open projection lens, do not need the button for the user uses more interesting, reinforcing user experience.
In one possible embodiment of the present application, after determining that the distance is smaller than the first preset threshold, the method for controlling the smart band may further include the following steps.
Judging the duration time of the distance smaller than a first preset threshold value; and starting the projection lens under the condition that the duration time exceeds a second preset threshold value.
That is, on the basis of the above embodiment, the duration that the distance from the blocking object to the ranging sensor is smaller than the first preset threshold may be detected, and if the duration exceeds the second preset threshold, the projection lens is turned on, so as to prevent the user from triggering the projection lens by mistake.
In one possible embodiment of the present application, controlling the size of the projection interface projected by the projection lens according to the distance may include the following steps.
Under the condition that the distance is detected to be increased, increasing the size of a projection interface projected by the projection lens; and controlling the size of the projection interface to reach the maximum value under the condition that the detected distance reaches a third preset threshold value.
That is, under the condition that the projection lens is turned on, if it is detected that the distance from the obstacle to the distance measuring sensor is farther and farther, it indicates that the user wants to increase the size of the projection interface, the size of the projection interface may increase with the increase of the distance from the obstacle to the distance measuring sensor, and correspondingly, the size of the projection interface may also decrease with the decrease of the distance from the obstacle to the distance measuring sensor, but when the detected distance reaches or exceeds a third preset threshold, it indicates that the user needs to adjust the projection interface to the maximum, and at this time, the projection interface may be controlled to reach the maximum. The adjustment of the projection interface is controlled by the distance between the shielding object and the distance measuring sensor, so that the adjustment is more convenient and more random, and the user experience is increased.
In one possible embodiment of the present application, after controlling the projection interface to reach the maximum value, the method for controlling the smart band may further include the following steps.
And closing the projection lens under the condition that the detected distance is smaller than a first preset threshold value.
That is, after the projection interface is increased to the maximum value, if the user does not need the projection interface, and wants to close the projection interface, the blocking object can be placed at a position where the distance from the distance measuring sensor is smaller than the first preset threshold value, and the projection lens can be closed after the distance measuring sensor detects the blocking object. The projection lens can be closed only by shielding the ranging sensor in the book, so that the closing operation is more convenient.
In one possible embodiment of the present application, after detecting that the distance is smaller than the first preset threshold, the method for controlling the smart band may further include the following steps.
Judging the duration time of the distance smaller than a first preset threshold value; and closing the projection lens under the condition that the duration exceeds a second preset threshold.
That is, in order to prevent the user from performing misoperation, which results in closing the projection lens, a second preset threshold value may be set as a condition for closing the projection lens, and the projection lens may be closed only if the duration time exceeds the second preset threshold value, so as to prevent the user from performing misoperation and increase the user experience.
In one possible embodiment of the present application, the number of the ranging sensors is at least two, and the at least two ranging sensors are disposed on two sides of the projection lens.
In the case where the range sensor detects the obstruction, acquiring the distance between the obstruction and the range sensor may include the following steps.
And under the condition that the at least two ranging sensors detect the shielding object and the difference value between the maximum distance and the minimum distance is not larger than a fourth preset threshold value, acquiring the average distance from the shielding object to the at least two ranging sensors.
That is, can detect the shelter through a plurality of range finding sensors, all detect the shelter when two at least range finding sensors to the difference between the maximum value and the minimum value of the distance that two at least range finding sensors detected is less than or equal to the fourth and predetermines the threshold value, explains that the value of detection is effective, can avoid the condition that the user triggered by mistake to take place, promotes user experience.
The embodiment of the present application further provides a control device for an intelligent bracelet, as shown in fig. 6, the control device may include: a distance acquisition module 601 and a projection control module 602.
Specifically, the distance obtaining module 601 is configured to obtain a distance from a blocking object to the ranging sensor when the ranging sensor detects the blocking object; the projection control module 602 is configured to control the size of the projection interface projected by the projection lens according to the distance.
In this embodiment of the application, when the distance measuring sensor detects a blocking object, the distance obtaining module 601 obtains a distance between the blocking object and the distance measuring sensor, and then the projection control module 602 controls a size of a projection interface projected by the projection lens according to the distance. Whether this application embodiment opens projection lens through the range finding sensor detection that is located bracelet body side, need not the size that the button can adjust projection interface at will, provide interesting operation for the user and experience for the adjustment of intelligence bracelet is more intelligent.
In one possible embodiment of the present application, the control device may further include: the device comprises a first judgment module and a first starting module.
Specifically, the first determining module is configured to determine whether the distance is smaller than a first preset threshold; the first starting module is used for starting the projection lens under the condition that the distance is smaller than a first preset threshold value.
In one possible embodiment of the present application, the control device may further include: the device comprises a second judgment module and a second starting module.
Specifically, the second determining module is configured to determine a duration that the distance is less than a first preset threshold; the second starting module is used for starting the projection lens under the condition that the duration time exceeds a second preset threshold value.
In one possible implementation of the present application, the projection control module 602 may be configured to: under the condition that the distance is detected to be increased, increasing the size of a projection interface projected by the projection lens; and controlling the size of the projection interface to reach the maximum value under the condition that the detected distance reaches a third preset threshold value.
In one possible embodiment of the present application, the projection control module 602 may further be configured to: and closing the projection lens under the condition that the detected distance is smaller than a first preset threshold value.
In one possible embodiment of the present application, the projection control module 602 may further be configured to: judging the duration time of the distance smaller than a first preset threshold value; and closing the projection lens under the condition that the duration exceeds a second preset threshold.
In a possible embodiment of the present application, the number of the ranging sensors is at least two, the at least two ranging sensors are disposed on two sides of the projection lens, and the distance obtaining module 601 may be configured to: and under the condition that the at least two ranging sensors detect the shielding object and the difference value between the maximum distance and the minimum distance is not larger than a fourth preset threshold value, acquiring the average distance from the shielding object to the at least two ranging sensors.
The control device of the smart band provided in the embodiment of the present application can implement each process implemented in the method embodiment of fig. 5, and is not repeated here to avoid repetition.
Optionally, as shown in fig. 7, an electronic device 700 is further provided in this embodiment of the present application, where the electronic device includes a processor 701, a memory 702, and a program or an instruction stored in the memory 702 and capable of running on the processor 701, and when the program or the instruction is executed by the processor 701, the process of the embodiment of the control method for an intelligent bracelet is implemented, and the same technical effect can be achieved, and details are not repeated here to avoid repetition.
The embodiment of the present application further provides a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or the instruction is executed by a processor, the processes of the control method of the intelligent bracelet described above are implemented, and the same technical effect can be achieved, and in order to avoid repetition, details are not repeated here.
The processor is the processor in the electronic device described in the above embodiment. The readable storage medium includes a computer readable storage medium, such as a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and so on.
The embodiment of the application further provides a chip, the chip includes a processor and a communication interface, the communication interface with the processor coupling, the processor is used for running programs or instructions, realizes each process of the control method embodiment of the above-mentioned intelligent bracelet, and can reach the same technical effect, and for avoiding repetition, the details are not repeated here.
It should be understood that the chips mentioned in the embodiments of the present application may also be referred to as system-on-chip, system-on-chip or system-on-chip, etc.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present application.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (12)
1. An intelligent bracelet, comprising:
a bracelet;
the projection lens is arranged at the axial first end of the bracelet and is used for projecting and displaying the content to be displayed;
the distance measuring sensor is arranged at the first axial end of the bracelet and used for detecting a shelter and acquiring the distance between the shelter and the distance measuring sensor;
the control unit is arranged on the bracelet, is respectively connected with the projection lens and the distance measuring sensor and is used for adjusting the size of a projection interface projected by the projection lens according to the distance of a shelter detected by the distance measuring sensor.
2. The smart bracelet of claim 1, wherein the number of the distance measuring sensors is at least two, and at least two of the distance measuring sensors are disposed on two sides of the projection lens.
3. The smart bracelet of claim 2, wherein the ranging sensor comprises: one of an infrared sensor, an ultrasonic sensor, or a laser sensor.
4. Intelligent bracelet according to claim 1, characterized in that it comprises:
the projection lens, the distance measuring sensor and the control unit are all arranged on the bracelet body;
a watchband, the watchband with bracelet body links to each other, just bracelet body with the watchband forms the wearing hole that is used for the user to dress jointly.
5. The smart bracelet of claim 4, further comprising: the display screen, the display screen set up in deviating from of bracelet body one side of wearing the hole, the display screen is used for showing the content of treating the demonstration.
6. A control method of a smart bracelet applied to the smart bracelet of any one of claims 1-5, the method comprising:
under the condition that a distance measuring sensor detects a shelter, the distance between the shelter and the distance measuring sensor is obtained;
and controlling the size of a projection interface projected by the projection lens according to the distance.
7. The method of claim 6, wherein after obtaining the distance between the obstruction to the ranging sensor, the method further comprises:
judging whether the distance is smaller than a first preset threshold value or not;
and starting the projection lens under the condition that the distance is smaller than the first preset threshold value.
8. The method of claim 7, wherein after determining that the distance is less than the first preset threshold, the method further comprises:
judging the duration time of the distance smaller than the first preset threshold value;
and starting the projection lens under the condition that the duration time exceeds a second preset threshold value.
9. The method of claim 6, wherein the controlling the size of the projection interface projected by the projection lens according to the distance comprises:
under the condition that the distance is detected to be increased, increasing the size of a projection interface projected by the projection lens;
and controlling the size of the projection interface to reach a maximum value under the condition that the distance is detected to reach a third preset threshold value.
10. The method of claim 9, wherein after controlling the projection interface to a maximum value, the method further comprises:
and closing the projection lens under the condition that the distance is detected to be smaller than a first preset threshold value.
11. The method according to claim 10, wherein after detecting that the distance is less than a first preset threshold, the method further comprises:
judging the duration time of the distance smaller than the first preset threshold value;
and closing the projection lens under the condition that the duration exceeds a second preset threshold.
12. The method of claim 6, wherein the number of the ranging sensors is at least two, at least two ranging sensors are disposed on both sides of the projection lens,
the obtaining of the distance between the obstruction and the ranging sensor when the ranging sensor detects the obstruction comprises:
and under the condition that at least two distance measuring sensors detect a shelter and the difference value between the maximum distance and the minimum distance is not greater than a fourth preset threshold value, acquiring the average distance from the shelter to the at least two distance measuring sensors.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011584652.6A CN112716117B (en) | 2020-12-28 | 2020-12-28 | Intelligent bracelet and control method thereof |
| PCT/CN2021/140755 WO2022143384A1 (en) | 2020-12-28 | 2021-12-23 | Smart wristband and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011584652.6A CN112716117B (en) | 2020-12-28 | 2020-12-28 | Intelligent bracelet and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112716117A true CN112716117A (en) | 2021-04-30 |
| CN112716117B CN112716117B (en) | 2023-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011584652.6A Active CN112716117B (en) | 2020-12-28 | 2020-12-28 | Intelligent bracelet and control method thereof |
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| Country | Link |
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| CN (1) | CN112716117B (en) |
| WO (1) | WO2022143384A1 (en) |
Cited By (2)
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| CN113709434A (en) * | 2021-08-31 | 2021-11-26 | 维沃移动通信有限公司 | Projection bracelet and projection control method and device thereof |
| WO2022143384A1 (en) * | 2020-12-28 | 2022-07-07 | 维沃移动通信有限公司 | Smart wristband and control method thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112716117B (en) | 2023-07-14 |
| WO2022143384A1 (en) | 2022-07-07 |
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