WO2022143384A1 - Bracelet intelligent et son procédé de commande - Google Patents

Bracelet intelligent et son procédé de commande Download PDF

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Publication number
WO2022143384A1
WO2022143384A1 PCT/CN2021/140755 CN2021140755W WO2022143384A1 WO 2022143384 A1 WO2022143384 A1 WO 2022143384A1 CN 2021140755 W CN2021140755 W CN 2021140755W WO 2022143384 A1 WO2022143384 A1 WO 2022143384A1
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WO
WIPO (PCT)
Prior art keywords
distance
projection lens
preset threshold
obstruction
projection
Prior art date
Application number
PCT/CN2021/140755
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English (en)
Chinese (zh)
Inventor
林汉众
Original Assignee
维沃移动通信有限公司
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Filing date
Publication date
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2022143384A1 publication Critical patent/WO2022143384A1/fr

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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
    • 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
    • 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

Definitions

  • the application belongs to the field of wearable devices, and in particular relates to a smart bracelet and a control method thereof.
  • a wearable device is a portable device that is worn directly on the body or integrated into the user's clothing or accessories.
  • Wearable devices are not only a hardware device, but also realize powerful functions through software support, data interaction, and cloud interaction. Wearable devices will bring great changes to our life and perception.
  • a smart bracelet is a type of wearable device with multiple functions, which can record real-time data such as exercise, sleep, and some diets in daily life. Some smart bracelets also have a projection function, but the adjustment of the projection interface can only be done. It is not smart enough to operate through buttons, and the user experience is poor.
  • the embodiments of the present application provide a smart bracelet and a control method thereof, which can solve the problems in the prior art that the projection of the smart bracelet can only be adjusted through buttons, which is not smart enough and has poor user experience.
  • a smart bracelet including:
  • a projection lens arranged on the axial first end of the wristband, for projecting the content to be displayed
  • a ranging sensor which is arranged at the axial first end of the wristband and is used to detect obstructions and obtain the distance between the obstructions and the ranging sensor;
  • a control unit arranged on the wristband, connected to the projection lens and the ranging sensor, respectively, is used to adjust the projection interface projected by the projection lens according to the distance of the obstruction detected by the ranging sensor. size.
  • a method for controlling a smart bracelet which is applied to the smart bracelet described in the first aspect, and the method includes:
  • the ranging sensor detects an obstruction, obtain the distance between the obstruction and the ranging sensor;
  • the size of the projection interface projected by the projection lens is controlled.
  • a control device for a smart bracelet including:
  • the distance acquisition module is used to acquire the distance between the obstruction and the distance sensor when the distance sensor detects the obstruction
  • the projection control module is used for controlling the size of the projection interface projected by the projection lens according to the distance.
  • an electronic device comprising a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the processor The steps of implementing the control method of the smart bracelet as described in the second direction during execution.
  • a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method according to the second aspect are implemented.
  • an embodiment of the present application provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the second aspect the method described.
  • An embodiment of the present application provides a smart wristband, which includes a wristband, a projection lens, a ranging sensor, and a control unit, wherein the projection lens is disposed at the first axial end of the wristband, and is used to display the content to be displayed.
  • the ranging sensor is arranged on the first axial end of the wristband to detect the obstruction and obtain the distance between the obstruction and the distance measuring sensor.
  • the control unit is arranged on the wristband, and is respectively connected with the projection lens and the measuring device.
  • the distance sensor is connected to adjust the size of the projection interface projected by the projection lens according to the distance of the obstruction detected by the distance sensor.
  • the ranging sensor located at the first end of the axial direction of the bracelet detects whether the projection lens is turned on, and the size of the projection interface can be adjusted at will without pressing any buttons, providing users with an interesting operating experience and making the adjustment of the smart bracelet more intelligent. , which can improve the user experience.
  • FIG. 1 is a schematic structural diagram of a smart bracelet provided by an embodiment of the present application.
  • FIG. 2 is a schematic diagram of an operation of a smart bracelet provided by an embodiment of the present application.
  • FIG 3 is another schematic diagram of the operation of the smart bracelet provided by an embodiment of the present application.
  • FIG. 5 is a flowchart of a method for controlling a smart bracelet provided by an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a control device for a smart bracelet provided by an embodiment of the present application.
  • FIG. 7 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
  • the smart bracelet may include: a bracelet, a projection lens 110 , a ranging sensor 120 and a control unit.
  • the projection lens 110 is arranged at the first axial end of the wristband, and is used to project and display the content to be displayed;
  • the ranging sensor 120 is arranged at the first axial end of the wristband, and is used for detecting the obstruction 300 and Obtain the distance between the obstruction 300 and the ranging sensor 120 ;
  • the control unit is arranged on the wristband and is connected to the projection lens 110 and the ranging sensor 120 respectively, and is used for adjusting the distance of the obstruction 300 detected by the ranging sensor 120 The size of the projection interface 111 projected by the projection lens 110 .
  • the projection lens 110 can be activated, and the size of the projection interface 111 projected by the projection lens 110 can be adjusted by the distance between the obstruction 300 and the smart bracelet.
  • the ranging sensor 120 may be an infrared sensor, an ultrasonic sensor, a laser sensor, or the like, which is not specifically limited in this embodiment.
  • an infrared sensor is used as an example for description, and the ranging principle of the infrared sensor is as follows.
  • the sampler samples the transmitted signal as the pulse signal for the counter to open the door, starts the counter, and the clock oscillator inputs the counting pulse to the counter, and the infrared rays reflected by the target function.
  • the photodetector On the photodetector, it is converted into an electrical pulse signal, which is amplified by the amplifier and enters the counter as the gate closing signal of the counter; the counter stops counting.
  • the target distance is obtained through operation.
  • the distance to the object to be measured can be determined by the above formula.
  • the principle and structure of the infrared pulse are relatively simple, the distance measurement is long, and the power consumption is small.
  • 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.
  • a smart bracelet including a bracelet, a projection lens 110 , a ranging sensor 120 and a control unit.
  • the projection lens 110 is arranged at the first axial end of the wristband to project the content to be displayed
  • the ranging sensor 120 is arranged at the first axial end of the wristband to detect the obstruction 300 and obtain
  • the distance between the shielding object 300 and the distance measuring sensor 120 is controlled by a control unit arranged on the wristband and connected to the projection lens 110 and the distance measuring sensor 120 respectively, for adjusting the projection according to the distance of the shielding object 300 detected by the distance measuring sensor 120
  • the size of the projection interface 111 projected by the lens 110 The size of the projection interface 111 projected by the lens 110 .
  • This embodiment of the present application detects whether the projection lens 110 is turned on through the ranging sensor 120 located at the axial first end of the wristband, so that the size of the projection interface 111 can be adjusted at will without pressing any keys, providing users with an interesting operating experience, making the smart wristband’s
  • the adjustment is more intelligent, which can improve the user experience.
  • the number of ranging sensors 120 is at least two, and the at least two ranging sensors 120 are disposed on both sides of the projection lens 110 .
  • the measurement of the obstruction 300 is performed by the plurality of ranging sensors 120 , so that the measurement data can be more accurate, so that the size of the projection interface 111 projected by the projection lens 110 can be adjusted more accurately.
  • Using at least two ranging sensors 120 can not only make the measurement distance more accurate, but also adjust the size of the projection interface 111 projected by the projection lens 110 only when two or more ranging sensors 120 detect the obstruction 300 , which can prevent In case of false triggering, the user experience is improved.
  • the embodiment of the present application adopts two ranging sensors 120 , which are respectively disposed on both sides of the projection lens 110 , which can more accurately detect the obstruction 300 and the distance of the obstruction 300 .
  • User's false trigger improve user experience.
  • the blocking object 300 may be a finger, a palm, a pen, a key, etc., which may be determined according to a user's specific usage habits, and a finger is used as an example for description in the embodiment of the present application.
  • FIG. 2-4 it is a process of the smart bracelet from activating the projection lens 110 to displaying the projection interface 111 to the maximum state, and then closing the projection lens 110 .
  • the projection lens 110 is activated, and as the finger points to the side away from the smart bracelet Move, the projection interface 111 projected by the projection lens 110 gradually increases until the distance from the smart bracelet is Lmax, the projection screen interface increases to the maximum, at this time, you can continue to move the finger or remove the finger, both The size of the projection interface 111 will not be changed, and the user can operate the projection interface 111.
  • the user does not need to use the projection interface 111, he can place his finger on the position where the distance from the smart bracelet is less than the first preset threshold, then the user can The projection lens 110 is closed.
  • the user can turn on or off the projection lens 110 at any time, and can also adjust the size of the projection interface 111 at will, so as to facilitate the use of the user.
  • the wristband may include: a wristband body 100 and a watch band 200 .
  • the projection lens 110 , the ranging sensor 120 and the control unit are all arranged on the wristband body 100 ; the watchband 200 is connected to the wristband body 100 , and the wristband body 100 and the watchband 200 together form a wearing hole for the user to wear .
  • the bracelet body 100 and the watch band 200 are separated for setting, and the user can adjust the size of the watch band 200 to form wearing holes of different sizes, which is convenient for the user to wear.
  • the smart bracelet may further include: a display screen 130 .
  • the display screen 130 is disposed on the side of the bracelet body 100 away from the wearing hole, and the display screen 130 is used to display the content to be displayed.
  • the viewing and operation of the smart bracelet can be performed through the display screen 130 .
  • the embodiment of the present application further provides a method for controlling a smart bracelet, and the method is applied to any one of the smart bracelets described above. As shown in FIG. 5 , the control method may include steps shown in steps S501 to S502.
  • step S501 when the ranging sensor detects an obstruction, the distance between the obstruction and the ranging sensor is acquired.
  • step S502 the size of the projection interface projected by the projection lens is controlled according to the distance.
  • the ranging sensor when the ranging sensor detects an obstruction, the distance between the obstruction and the ranging sensor is obtained, and then the size of the projection interface projected by the projection lens is controlled according to the distance.
  • the embodiments of the present application detect whether the projection lens is turned on by the ranging sensor located on the side of the bracelet body, and the size of the projection interface can be adjusted at will without pressing any buttons, providing users with an interesting operating experience and making the adjustment of the smart bracelet more intelligent.
  • control method of the smart bracelet may further include the following steps.
  • the ranging sensor can measure whether there is an obstruction in real time or at a certain time interval.
  • the distance between the obstruction and the ranging sensor is detected by the ranging sensor. If the distance is less than the first If the preset threshold value is set, it means that the projection lens needs to be turned on. In this case, the projection lens is turned on for the convenience of the user.
  • the projection lens can be turned on by covering the range-finding sensor with an obstruction, and no buttons are required, which makes the use more interesting for the user and enhances the user experience.
  • control method of the smart bracelet may further include the following steps.
  • controlling the size of the projection interface projected by the projection lens according to the distance may include the following steps.
  • the size of the projection interface projected by the projection lens is increased; in the case that the detected distance reaches the third preset threshold, the size of the projection interface is controlled to reach the maximum value.
  • the projection lens when the projection lens is turned on, if it detects that the distance between the obstruction and the ranging sensor is getting farther and farther, it means that the user wants to increase the size of the projection interface.
  • the size of the projection interface can vary with the distance of the obstruction.
  • the distance of the distance-measuring sensor increases and increases accordingly.
  • it can also decrease as the distance of the distance-measuring sensor from the obstacle decreases.
  • the third preset threshold it means that the user needs Adjust the projection interface to the maximum, at this time you can control the projection interface to reach the maximum value.
  • the adjustment of the projection interface is controlled by the distance between the occluder and the ranging sensor, which makes the adjustment more convenient and more random, and increases the user experience.
  • control method of the smart bracelet may further include the following steps.
  • the projection lens is turned off.
  • the blocker can be placed where the distance from the ranging sensor is less than the first preset threshold, and the distance can be measured. Once the sensor detects the obstruction, the projection lens can be turned off. The projection lens can be closed only by covering the ranging sensor in the book, which makes the closing operation more convenient.
  • control method of the smart bracelet may further include the following steps.
  • a second preset threshold can be set as a condition for closing the projection lens.
  • the projection lens can be closed only if the duration exceeds the second preset threshold. Prevent user misoperation and increase user experience.
  • the number of ranging sensors is at least two, and the at least two ranging sensors are disposed on both sides of the projection lens.
  • acquiring the distance between the obstruction and the ranging sensor may include the following steps.
  • the at least two ranging sensors both detect the obstruction and the difference between the maximum distance and the minimum distance is not greater than the fourth preset threshold, obtain the average distance from the obstruction to the at least two ranging sensors.
  • an obstruction can be detected by a plurality of ranging sensors, when at least two ranging sensors both detect an obstruction, and the difference between the maximum value and the minimum value of the distances detected by the at least two ranging sensors is less than or equal to the fourth preset threshold, indicating that the detected value is valid, which can avoid the occurrence of false triggering by the user and improve the user experience.
  • An embodiment of the present application further provides a control device for a smart bracelet.
  • the control device may include: a distance acquisition module 601 and a projection control module 602 .
  • the distance obtaining module 601 is used to obtain the distance between the obstacle and the distance measuring sensor when the distance measuring sensor detects the obstacle; the projection control module 602 is used to control the projection of the projection lens according to the distance The size of the projected interface.
  • the distance acquisition module 601 acquires the distance between the obstruction and the ranging sensor, and then the projection control module 602 controls the projection projected by the projection lens according to the distance.
  • the size of the projected interface detect whether the projection lens is turned on by the ranging sensor located on the side of the bracelet body, and the size of the projection interface can be adjusted at will without pressing any buttons, providing users with an interesting operating experience and making the adjustment of the smart bracelet more intelligent.
  • control device may further include: a first judging module and a first starting module.
  • the first judgment module is used for judging whether the distance is less than the first preset threshold; the first activation module is used for turning on the projection lens when the distance is less than the first preset threshold.
  • control device may further include: a second judging module and a second starting module.
  • the second judging module is used for judging the duration that the distance is less than the first preset threshold; the second starting module is used for turning on the projection lens when the duration exceeds the second preset threshold.
  • the projection control module 602 may be configured to: in the case of detecting that the distance increases, increase the size of the projection interface projected by the projection lens; when the detected distance reaches a third preset threshold In the case of , the size of the control projection interface reaches the maximum value.
  • the projection control module 602 may also be configured to: when the detected distance is less than the first preset threshold, turn off the projection lens.
  • the projection control module 602 may also be used to: determine the duration of the distance less than the first preset threshold; when the duration exceeds the second preset threshold, turn off the projection lens.
  • the number of ranging sensors is at least two, the at least two ranging sensors are arranged on both sides of the projection lens, and the distance acquisition module 601 can be used for: at least two ranging sensors In the case where obstructions are detected and the difference between the maximum distance and the minimum distance is not greater than the fourth preset threshold, the average distance between the obstruction and at least two ranging sensors is obtained.
  • control device for the smart bracelet provided in the embodiment of the present application can implement each process implemented by the method embodiment in FIG. 5 , and to avoid repetition, details are not repeated here.
  • an embodiment of the present application further provides an electronic device 700 , where the electronic device includes a processor 701 and a memory 702 , which are stored in the memory 702 and run on the processor 701 .
  • a program or instruction when the program or instruction is executed by the processor 701, implements each process of the above-mentioned embodiment of the control method of the smart bracelet, and can achieve the same technical effect. To avoid repetition, it will not be repeated here.
  • the embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the above-mentioned embodiment of the control method for a smart bracelet is 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 foregoing embodiments.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run a program or an instruction to implement the above-mentioned control method for a smart bracelet
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run a program or an instruction to implement the above-mentioned control method for a smart bracelet
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip, or the like.

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  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

La présente invention concerne un bracelet intelligent et son procédé de commande, et se rapporte au domaine des dispositifs pouvant être portés. Le bracelet intelligent comprend : un bracelet ; une lentille de projection (110), disposée au niveau d'une première extrémité axiale du bracelet et utilisée pour projeter et afficher un contenu à afficher ; un capteur de mesure de distance (120), disposé au niveau de la première extrémité axiale du bracelet et utilisé pour détecter une obstruction (300) et obtenir la distance entre l'obstruction (300) et le capteur de mesure de distance (120) ; et une unité de commande, disposée sur le bracelet et connectée séparément à la lentille de projection (110) et au capteur de mesure de distance (120), et utilisée pour ajuster, en fonction de la distance de l'obstruction (300) mesurée par le capteur de mesure de distance (120), la taille d'une interface de projection (111) projetée par la lentille de projection (110).
PCT/CN2021/140755 2020-12-28 2021-12-23 Bracelet intelligent et son procédé de commande WO2022143384A1 (fr)

Applications Claiming Priority (2)

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CN202011584652.6A CN112716117B (zh) 2020-12-28 2020-12-28 智能手环及其控制方法
CN202011584652.6 2020-12-28

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