WO2022088999A1

WO2022088999A1 - Interactive display method and apparatus, electronic device, system and storage medium

Info

Publication number: WO2022088999A1
Application number: PCT/CN2021/116723
Authority: WO
Inventors: 肖伟
Original assignee: Oppo广东移动通信有限公司
Priority date: 2020-10-27
Filing date: 2021-09-06
Publication date: 2022-05-05
Also published as: CN114501119A; CN114501119B

Abstract

An interactive display method and apparatus, an electronic device, a system and a storage medium. The electronic device comprises a first UWB module, and the method comprises: establishing a UWB communication connection to a UWB label by means of a first electronic device, wherein the UWB label is used to indicate orientation information of a display device, and carries a device identification of the display device; acquiring first orientation information between the first electronic device and the UWB label; when the first orientation information meets a preset condition, then by means of the device identification, transmitting first content to be displayed in the first electronic device to the display device, and instructing the display device to project and display the first content. Thus, during the projecting and displaying process, spatial sensing functions of the first electronic device carries out interactive display more conveniently between the first electronic device and the display device.

Description

Interactive display method, device, electronic device, system and storage medium

The present invention claims the priority of the prior application filed on October 27, 2020, entitled "Interactive Display Method, Device, Electronic Device, System, and Storage Medium", with the priority of the application number 202011167659.8. Incorporated into this text.

technical field

The present application relates to the field of electronic technologies, and in particular, to an interactive display method, apparatus, electronic device, system, and storage medium.

Background technique

Existing electronic devices have the function of projecting video and other display content on the screen, for example, projecting the content to be displayed on the electronic device to a TV for display, or transmitting it to other display devices for screen projection display. , the electronic device basically scans the TV that can be used for screen projection first, and then manually clicks to perform the screen projection operation, and then mirrors the content on the mobile phone to the TV, which is cumbersome to operate.

SUMMARY OF THE INVENTION

Embodiments of the present application provide an interactive display method, apparatus, electronic device, system, and storage medium, which can realize interactive display between an electronic device and a display device through the spatial perception function of the electronic device in the process of screen projection display.

In a first aspect, an embodiment of the present application provides an interactive display method, which is applied to a first electronic device in an interactive display system, and the method includes the following steps:

Establishing a UWB communication connection with the UWB tag, the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device;

Obtain the first orientation information with the UWB tag;

When the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identifier, and instruct the display device to respond to the first The content to be displayed is projected on the screen.

In a second aspect, an embodiment of the present application provides an interactive display method, which is applied to a UWB label in an interactive display system, and the method includes:

establishing a UWB communication connection with a first electronic device, where the UWB communication connection is used for acquiring, by the first electronic device, first orientation information between the first electronic device and the UWB tag;

When the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the display device to Once the content to be displayed is displayed on the screen;

Wherein, the UWB tag is used to indicate the orientation information of the display device, and carries the device identification of the display device.

In a third aspect, an embodiment of the present application provides an interactive display method, which is applied to a display device in an interactive display system, and the method includes:

Receive the first to-be-displayed content sent by the first electronic device, and display the first to-be-displayed content, where the first to-be-displayed content is that the first electronic device establishes a UWB communication connection with the UWB tag, and obtains the first content to be displayed. the first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition;

The UWB tag is used to indicate the orientation information of the display device, and carries the device identification of the display device.

In a fourth aspect, an embodiment of the present application provides an interactive display device, which is applied to a first electronic device in an interactive display system, and the device includes:

a first connection unit, used to establish a UWB communication connection with a UWB label, the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device;

an acquisition unit for acquiring the first orientation information with the UWB tag;

a processing unit, configured to transmit the first content to be displayed in the first electronic device to the display device through the device identifier when the first orientation information satisfies a preset condition, and instruct the display device Perform screen projection display on the first content to be displayed.

In a fifth aspect, an embodiment of the present application provides an interactive display device, which is applied to a UWB label in an interactive display system, and the device includes:

a second connection unit, configured to establish a UWB communication connection with the first electronic device, where the UWB communication connection is used for obtaining the first electronic device and the UWB tag by the first electronic device One piece of orientation information; when the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the display device Perform screen projection display on the first content to be displayed; wherein, the UWB tag is used to indicate orientation information of the display device, and carries the device identification of the display device.

In a sixth aspect, an embodiment of the present application provides an interactive display device, which is applied to a display device in an interactive display system, and the device includes:

The receiving unit is configured to receive the first content to be displayed sent by the first electronic device, where the first content to be displayed is that the first electronic device establishes a UWB communication connection with the UWB tag, and obtains the information based on the UWB communication connection. The first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition; the UWB tag is used to indicate the orientation information of the display device , and carry the device identification of the display device;

A display unit, configured to display the first content to be displayed.

In a seventh aspect, an embodiment of the present application provides an electronic device, including a first UWB module, a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory, and Configured to be executed by the above-mentioned processor, the above-mentioned program includes instructions for executing the steps in the first aspect of the embodiments of the present application.

In an eighth aspect, an embodiment of the present application provides a UWB tag, including a third antenna, where the UWB tag is used to execute an instruction of the steps in the second aspect of the embodiment of the present application.

In a ninth aspect, an embodiment of the present application provides a display device, including a processor, a memory, a communication interface, and one or more programs, wherein the one or more programs are stored in the memory, and are configured to be processed by the above-mentioned processing The above program includes instructions for executing the steps in the third aspect of the embodiments of the present application.

In a tenth aspect, an embodiment of the present application provides an interactive display system, where the interactive display system includes a first electronic device, a UWB tag, and a display device corresponding to the UWB tag; wherein,

The first electronic device is used to establish a UWB communication connection with the UWB tag; obtain first orientation information with the UWB tag, the UWB tag is used to indicate the orientation information of the display device, and carries a device identification of the display device; when the first orientation information satisfies a preset condition, transmitting the first content to be displayed in the first electronic device to the display device through the device identification;

The display device is configured to display the first content to be displayed.

In an eleventh aspect, an embodiment of the present application provides a computer-readable storage medium, wherein the computer-readable storage medium stores a computer program for electronic data exchange, wherein the computer program causes a computer to execute the computer program as described in the embodiments of the present application. some or all of the steps described in the first aspect, the second aspect or the third aspect.

In a twelfth aspect, an embodiment of the present application provides a computer program product, wherein the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute the program as described in the present application. Some or all of the steps described in the first aspect, the second aspect or the third aspect. The computer program product may be a software installation package.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without any creative effort.

1A is a system architecture diagram of an interactive display system implementing an interactive display method provided by an embodiment of the present application;

1B is a schematic structural diagram of the interior of a first UWB module provided by an embodiment of the present application;

1C is a schematic structural diagram of the interior of a first UWB module provided by an embodiment of the present application;

1D is a schematic structural diagram of an electronic device provided by an embodiment of the present application;

FIG. 1E is a schematic flowchart of an interactive display method provided by an embodiment of the present application;

FIG. 1F is a schematic diagram illustrating a working sequence of a first UWB module provided by an embodiment of the present application;

1G is a schematic diagram of a demonstration of obtaining the horizontal orientation information of the display device i through the first UWB module provided by an embodiment of the present application;

2A is a schematic flowchart of an interactive display method provided by an embodiment of the present application;

2B is a schematic diagram illustrating a working sequence of a UWB tag provided by an embodiment of the present application;

2C is a schematic flowchart of an interactive display method provided by an embodiment of the present application;

FIG. 2D is a schematic diagram illustrating an interactive display method provided by an embodiment of the present application;

3 is a schematic structural diagram of an electronic device provided by an embodiment of the present application;

4 is a schematic structural diagram of a display device provided by an embodiment of the present application;

5A is a schematic structural diagram of an interactive display device provided by an embodiment of the present application;

FIG. 5B is a modified device of the interactive display device described in FIG. 5A provided by an embodiment of the present application;

6A is a schematic structural diagram of an interactive display device provided by an embodiment of the present application;

FIG. 6B is a modified device of the interactive display device described in FIG. 5A provided by an embodiment of the present application;

FIG. 7 is a schematic structural diagram of an interactive display device provided by an embodiment of the present application.

Detailed ways

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only It is a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

The terms "first", "second" and the like in the description and claims of the present application and the above drawings are used to distinguish different objects, rather than to describe a specific order. Furthermore, the terms "comprising" and "having" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally also includes For other steps or units inherent to these processes, methods, products or devices.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor a separate or alternative embodiment that is mutually exclusive of other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.

The embodiments of the present application will be described in detail below.

Please refer to FIG. 1A . FIG. 1A is a system architecture diagram of an interactive display system implementing an interactive display method disclosed in an embodiment of the present application, wherein the interactive display system includes a first electronic device, at least one UWB tag, and at least one display device , the first electronic device includes a first UWB module, each display device corresponds to a UWB label, the UWB label is used to indicate the orientation information of the corresponding display device, and carries the device identification of the display device. The first electronic device is used to establish a UWB communication connection with the UWB tag; obtain first orientation information with the UWB tag, where the UWB tag is used to indicate the orientation information of the display device and carries the a device identification of the display device; when the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification; the display device, for displaying the first content to be displayed.

Optionally, there are multiple UWB labels and multiple display devices, each of the display devices corresponds to one of the UWB labels, and each UWB label carries the device identifier of the corresponding display device and is used to indicate the corresponding display device. The orientation information of the display device; wherein, the first electronic device is also used for:

acquiring first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information;

Selecting a target display device among the plurality of display devices according to the plurality of first orientation information;

The first content to be displayed is transmitted to the target display device, and the target display device is instructed to perform screen projection display on the first content to be displayed.

Wherein, the target display device is one display device among the plurality of display devices selected according to the plurality of first orientation information.

Optionally, the UWB tag is provided outside the corresponding display device, and the UWB tag is wired or wirelessly connected; or,

The UWB label is arranged inside the display device.

In a specific implementation, the UWB tag of each display device can be used as a separate module set externally, and the UWB tag can be connected to a display device with a USB interface through a universal serial bus (universal serial bus, USB). In this way, there is no need to change the internal hardware of the display device, and the screen projection display function can be implemented at a lower cost. Alternatively, the UWB label of each display device can be integrated and set inside the display device.

Optionally, the first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the first orientation information includes horizontal orientation information and vertical orientation information. In terms of obtaining a plurality of first orientation information from the first orientation information between each UWB tag in the above, the first electronic device is specifically used for:

Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain a plurality of horizontal orientation information;

Switch the first UWB module to the vertical antenna group; within a second preset time period, obtain the vertical orientation information of each UWB tag in the plurality of UWB tags through the vertical antenna group, and obtain a plurality of vertical Orientation information, the plurality of vertical azimuth information and the plurality of horizontal azimuth information are in one-to-one correspondence.

Optionally, the first UWB module further includes a timer, and the first electronic device is further configured to:

After the switching of the first UWB module to the horizontal antenna group, the timer is started, and the timer is controlled to count down with the first preset duration;

When the countdown of the timer ends with the first preset duration, the first UWB module enters an idle state;

After the switching of the first UWB module to the vertical antenna group, the timer is restarted, and the timer is controlled to count down with the second preset duration;

When the countdown of the timer ends with the second preset duration, the first UWB module enters an idle state.

Optionally, the electronic device further includes a screen projection processing module, and after selecting the target display device from the plurality of display devices according to the plurality of first orientation information, the first electronic device is further configured to: :

Obtain the first device identification of the target display device, and transmit the first device identification to the screen projection processing module; re-execute the obtaining between the electronic device and each UWB tag in the plurality of UWB tags The steps of selecting the target display device among the plurality of display devices according to the plurality of first orientation information, and obtaining the first device identifier of the new target display device ;

If the to-be-displayed content is currently in a screen-casting display state, comparing the first device identification of the target display device with the second device identification of the display device currently being screened;

If the first device identifier is different from the second device identifier, when it is determined that the device identifiers of the target display devices selected multiple times in succession are all different from the second device identifiers, execute the process of storing the electronic device The operation of transmitting the content to be displayed to the target display device.

Optionally, the horizontal antenna group includes at least a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and when the plurality of UWBs are acquired through the horizontal antenna group In terms of obtaining at least one horizontal orientation information from the horizontal orientation information of each UWB tag in the tag, the first electronic device is specifically used for:

Respectively receive the UWB signal sent by the third antenna on the UWB tag i through the first antenna and the second antenna, where the UWB tag i is any UWB tag in the plurality of UWB tags;

acquiring time data of the UWB signal received by the first antenna; determining a first separation distance between the first antenna and the third antenna according to the time data;

The horizontal cut angle of the first antenna relative to the third antenna is determined according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance i.

Optionally, when the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance is determined, the relative relationship between the first antenna and the first antenna is determined. In terms of the horizontal bevel angle i of the three antennas, the first electronic device is specifically used for:

Determine the difference between the distance between the first UWB signal reaching the first antenna and the distance reaching the second antenna according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna distance difference between

The horizontal bevel angle i is determined according to the separation distance difference, the first separation distance, and a second separation distance between the first antenna and the second antenna.

Optionally, the UWB tag i is used for:

Detecting whether the channel transmitting the UWB signal is idle within a preset idle channel evaluation CCA detection period, where the preset CCA detection period includes at least one UWB preamble period;

If it is detected that the channel for transmitting the UWB signal is idle, transmitting the UWB signal through the third antenna;

Otherwise, a delay time is generated, and after the delay time elapses, it is re-detected whether the channel for transmitting the UWB signal is idle until it is detected that the channel for transmitting the UWB signal is idle.

Optionally, the UWB tag i is also used for:

After successfully transmitting the UWB signal, enter the sleep cycle;

After the sleep period ends, the operation of detecting whether the channel transmitting the UWB signal is idle within the preset CCA detection period is performed again.

Optionally, both the first preset duration and the second preset duration are greater than the total number of the multiple UWB tags * (the detection duration corresponding to the preset CCA detection period + the UWB signal transmitted by the third antenna. launch duration)*2.

Optionally, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of first orientation information, the first electronic device is specifically configured to:

Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the at least one orientation evaluation value is determined.

Optionally, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of first orientation information, the method includes:

acquiring the separation distance between each UWB tag in the plurality of UWB tags and the electronic device, to obtain at least one separation distance;

According to the mapping relationship between the preset distance and the adjustment coefficient, determine the adjustment coefficient corresponding to each interval distance in the at least one interval distance, and obtain at least one adjustment coefficient;

Adjust the corresponding azimuth evaluation value according to each adjustment coefficient in the at least one adjustment coefficient to obtain the adjusted at least one azimuth evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the adjusted at least one orientation evaluation value is determined.

Optionally, determining an orientation evaluation value according to the horizontal orientation information and vertical orientation information of each UWB tag in the plurality of UWB tags, and obtaining at least one orientation evaluation value, including:

acquiring a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation;

An orientation evaluation value is calculated according to the horizontal orientation information, vertical orientation information, the first weight and the second weight of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value.

Optionally, the acquiring the first weight corresponding to the horizontal orientation information and the second weight corresponding to the vertical orientation information includes:

acquiring a first position parameter of the electronic device, where the first position parameter includes a first horizontal position parameter and a first vertical position parameter;

Determine the horizontal weight coefficient corresponding to the first horizontal position parameter according to the preset mapping relationship between the horizontal position parameter and the weight coefficient;

Determine the vertical weight coefficient corresponding to the first vertical position parameter according to the preset mapping relationship between the vertical position parameter and the weight coefficient;

The first weight and the second weight are determined according to the horizontal weight coefficient and the vertical weight coefficient, and the sum of the first weight and the second weight is 1.

Optionally, the interactive display system further includes a second electronic device, wherein,

The second electronic device is used to establish a UWB communication connection with the UWB tag; obtain second orientation information between the second electronic device and the UWB tag; when the second orientation information satisfies a preset condition When the device identifier is used, the second content to be displayed in the second electronic device is transmitted to the display device;

Determine the relative positional relationship between the first content to be displayed and the second content to be displayed on the display device according to the first orientation information and the second orientation information;

The first content to be displayed and the second content to be displayed are displayed according to the relative positional relationship.

Optionally, the first electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group, and the first orientation information includes horizontal orientation information. In terms of obtaining the first orientation information between each UWB tag in the plurality of UWB tags, the first electronic device is specifically used for:

Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain a plurality of horizontal Orientation information.

It can be seen that the interactive display system provided in the embodiment of the present application establishes a UWB communication connection with the UWB label through the first electronic device, and the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device; The first orientation information between an electronic device and the UWB tag; when the first orientation information satisfies the preset condition, the first content to be displayed in the first electronic device is transmitted to the display device through the device identification, and the display device is instructed to The first to-be-displayed content is projected and displayed. In this way, a more convenient interactive display between the first electronic device and the display device can be achieved through the spatial perception function of the first electronic device during the projected display process.

Please refer to FIG. 1B . FIG. 1B is a schematic diagram of the internal structure of a first UWB module provided by an embodiment of the present application. The first UWB module includes a first UWB chip, a horizontal antenna group, and a vertical antenna group, wherein the first UWB module can be It includes a first antenna, a second antenna and a fourth antenna, the horizontal antenna group may include a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and the vertical antenna group may include a first antenna and a second antenna. Four antennas, or a vertical antenna group may include a second antenna and a fourth antenna.

Please refer to FIG. 1C. FIG. 1C is a schematic structural diagram of another first UWB module provided by an embodiment of the present application. The first UWB module may further include a fifth antenna, and the horizontal antenna group may include a first antenna and a second antenna. The first antenna and the second antenna have a horizontal positional relationship, and the vertical antenna group may include a fourth antenna and a fifth antenna. This embodiment of the present application does not limit it.

Please refer to FIG. 1D. FIG. 1D is a schematic structural diagram of an electronic device provided by an embodiment of the present application. The electronic device 100 includes a storage and processing circuit 110, and a sensor 170 connected to the storage and processing circuit 110, wherein:

Electronic device 100 may include control circuitry, which may include storage and processing circuitry 110 . The storage and processing circuitry 110 may include memory, such as hard drive memory, non-volatile memory (such as flash memory or other electronically programmable read-only memory used to form solid state drives, etc.), volatile memory (such as static or dynamic random access memory, etc.) access memory, etc.), etc., which are not limited in the embodiments of the present application. Processing circuitry in storage and processing circuitry 110 may be used to control the operation of electronic device 100 . The processing circuit may be implemented based on one or more microprocessors, microcontrollers, digital signal processors, baseband processors, power management units, audio codec chips, application specific integrated circuits, display driver integrated circuits, and the like.

Storage and processing circuitry 110 may be used to run software in electronic device 100, such as Internet browsing applications, Voice over Internet Protocol (VOIP) phone calling applications, email applications, media playback applications, operating system functions Wait. These software can be used to perform some control operations, for example, camera-based image acquisition, ambient light measurement based on ambient light sensor, proximity sensor measurement based on proximity sensor, information based on status indicator implementation such as status indicators for LEDs Display functions, touch sensor-based detection of touch events, functions associated with displaying information on multiple (eg, layered) display screens, operations associated with performing wireless communication functions, functions associated with collecting and generating audio signals Operations, control operations associated with collecting and processing button press event data, and other functions in the electronic device 100, etc., are not limited in this embodiment of the present application.

Electronic device 100 may include input-output circuitry 150 . The input-output circuit 150 may be used to enable the electronic device 100 to input and output data, ie, allowing the electronic device 100 to receive data from an external device and also allow the electronic device 100 to output data from the electronic device 100 to an external device. The input-output circuit 150 may further include a sensor 170 . The sensor 170 may include an ultrasonic fingerprint recognition module, and may also include an ambient light sensor, a proximity sensor based on light and capacitance, a touch sensor (eg, a light-based touch sensor and/or a capacitive touch sensor, where the touch sensor may be a touch sensor) A part of the display screen can also be used independently as a touch sensor structure), acceleration sensor, and other sensors, etc., the ultrasonic fingerprint recognition module can be integrated under the screen, or the ultrasonic fingerprint recognition module can be arranged on the side of the electronic device or On the back, without limitation, the ultrasonic fingerprint recognition module can be used to collect fingerprint images.

The sensor 170 may include a first camera and a second camera, the first camera may be a front camera or a rear camera, the second camera may be a front camera or a rear camera, and the second camera may be an infrared (Infrared Radiation, IR) camera Camera or visible light camera, when IR camera is shooting, the pupil reflects infrared light, so IR camera will be more accurate than RGB camera when shooting pupil image; visible light camera needs more follow-up pupil detection, and the calculation accuracy and accuracy are higher than IR camera. High, the versatility is better than the IR camera, but the computation is heavy.

Input-output circuitry 150 may also include one or more display screens, such as display screen 130 . The display screen 130 may include one or a combination of a liquid crystal display screen, an organic light emitting diode display screen, an electronic ink display screen, a plasma display screen, and a display screen using other display technologies. Display 130 may include a touch sensor array (ie, display 130 may be a touch display). The touch sensor can be a capacitive touch sensor formed from an array of transparent touch sensor electrodes, such as indium tin oxide (ITO) electrodes, or can be a touch sensor formed using other touch technologies, such as sonic touch, pressure sensitive touch, resistive touch Touch, optical touch, etc., are not limited in the embodiments of the present application.

The electronic device 100 may also include an audio component 140 . Audio component 140 may be used to provide audio input and output functionality for electronic device 100 . Audio components 140 in electronic device 100 may include speakers, microphones, buzzers, tone generators, and other components for generating and detecting sounds.

The electronic device 100 may also include a first UWB chip 180. The UWB chip uses UWB technology to achieve ranging or positioning. UWB technology is a wireless carrier communication technology, which does not use a sinusoidal carrier, but uses a nanosecond non-sinusoidal narrow wave. Pulses transmit data and therefore occupy a wide spectrum of frequencies. UWB technology has the advantages of low system complexity, low power spectral density of transmitted signals, insensitivity to channel fading, low interception capability, and high positioning accuracy. It is especially suitable for high-speed wireless access in dense multipath places such as indoors.

Communication circuitry 120 may be used to provide electronic device 100 with the ability to communicate with external devices. Communication circuitry 120 may include analog and digital input-output interface circuitry, and wireless communication circuitry based on radio frequency signals and/or optical signals. Wireless communication circuitry in communication circuitry 120 may include radio frequency transceiver circuitry, power amplifier circuitry, low noise amplifiers, switches, filters, and antennas. For example, the wireless communication circuitry in the communication circuitry 120 may include circuitry for supporting Near Field Communication (NFC) by transmitting and receiving near-field coupled electromagnetic signals. For example, the communication circuit 120 may include a near field communication antenna and a near field communication transceiver. Communication circuitry 120 may also include cellular telephone transceivers and antennas, wireless local area network transceiver circuits and antennas, and the like.

The communication circuit 120 may also include a first UWB module 121, and the first UWB module 121 uses UWB technology to realize ranging or positioning. UWB technology is a wireless carrier communication technology, which does not use a sinusoidal carrier, but uses nanosecond non-contact. A sine wave transmits data in narrow pulses, so it occupies a wide spectrum of frequencies. UWB technology has the advantages of low system complexity, low power spectral density of transmitted signals, insensitivity to channel fading, low interception capability, and high positioning accuracy. Wherein, the first UWB module 121 may include a first UWB chip, a horizontal antenna group and a vertical antenna group.

Optionally, the horizontal antenna group may include a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, the vertical antenna group may include a first antenna and a fourth antenna, the first antenna and The fourth antenna has a vertical positional relationship, or the vertical antenna group may include a fourth antenna and a fifth antenna, and the fourth antenna and the fifth antenna have a vertical positional relationship.

Optionally, the first antenna and the second antenna can be respectively arranged on both sides of the top of the electronic device, and the first separation distance between the first antenna and the second antenna is greater than the half wavelength of the UWB signal, thereby ensuring the positioning accuracy.

The electronic device 100 may further include batteries, power management circuits and other input-output units 160 . Input-output unit 160 may include buttons, joysticks, click wheels, scroll wheels, touch pads, keypads, keyboards, cameras, light emitting diodes and other status indicators, and the like.

A user may input commands through the input-output circuit 150 to control the operation of the electronic device 100 , and the output data of the input-output circuit 150 may be used to effect receiving status information and other outputs from the electronic device 100 .

The electronic devices involved in the embodiments of the present application may include various handheld devices with wireless communication functions, vehicle-mounted devices, computing devices, or other processing devices connected to wireless modems, and various forms of user equipment (UE) , mobile station (mobile station, MS), terminal device (terminal device) and so on. For convenience of description, the devices mentioned above are collectively referred to as electronic devices.

The display device involved in the embodiments of the present application may include various handheld devices with wireless communication functions, vehicle-mounted devices, computing devices, or other processing devices connected to a wireless modem, and so on.

Please refer to FIG. 1E. FIG. 1E is a schematic flowchart of an interactive display method provided by an embodiment of the present application, which is applied to the first electronic device shown in FIG. 1D. As shown in FIG. 1E, the interactive display method provided by the present application includes: :

101. Establish a UWB communication connection with the UWB tag, where the UWB tag is used to indicate orientation information of a display device and carries a device identifier of the display device.

The UWB label can be connected to the display device through a USB interface, or the UWB label can be set inside the display device, or the UWB label can be set at the location where the display device is located. In this way, the UWB label can be used to indicate the orientation information of the display device, that is, the first When the electronic device determines the first orientation information of the UWB tag, the first orientation information can be used as the orientation information of the display device.

In a specific implementation, the first electronic device can establish a UWB communication connection with the UWB tag, so that the first electronic device can determine the first orientation information with the UWB tag through the UWB technology.

102. Acquire first orientation information with the UWB tag.

The first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the first orientation information includes horizontal orientation information and vertical orientation information.

In a specific implementation, the first electronic device can obtain horizontal orientation information through a horizontal antenna group, and obtain vertical orientation information through a vertical antenna group, wherein, taking the horizontal antenna group as an example, the horizontal antenna group includes at least a first antenna and a second antenna, and the There is a horizontal positional relationship between an antenna and a second antenna, and the first electronic device can receive the UWB signal sent by the third antenna on the UWB tag through the first antenna and the second antenna respectively, and obtain the time data when the first antenna receives the UWB signal; according to The data between the two determines the first separation distance between the first antenna and the third antenna, and the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna is determined according to the phase difference between the first UWB signal and the first antenna. the separation distance difference between the distance and the distance to the second antenna; the first separation distance is determined according to the separation distance difference, the first separation distance, and the second separation distance between the first antenna and the second antenna The horizontal cut angle of the antenna relative to the third antenna. Similarly, the vertical cut angle can be obtained through the vertical antenna group, and the vertical cut angle can be used as the vertical azimuth information.

103. When the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identifier, and instruct the display device to respond to the The first content to be displayed is projected and displayed.

The above preset conditions may be that the vertical bevel angle satisfies the first preset angle range, the horizontal bevel angle meets the second preset angle range, and when the first orientation information satisfies the preset conditions, it indicates that the first electronic device and the display device are connected. The azimuth relationship between them satisfies the conditions for screen projection display, and further, the first to-be-displayed content in the first electronic device can be transmitted to the display device through the device identification, and the display device is instructed to project the first to-be-displayed content. In this way, the interactive display between the electronic device and the display device can be realized through the spatial perception function of the electronic device during the projection display process.

Optionally, there are multiple UWB labels and multiple display devices, each of the display devices corresponds to one of the UWB labels, and each UWB label carries the device identifier of the corresponding display device and is used to indicate the corresponding display device. The orientation information of the display device; the method further includes:

104. Acquire first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information;

105. Select a target display device among the plurality of display devices according to the plurality of first orientation information;

106. Transmit the first content to be displayed to the target display device, and instruct the target display device to perform screen projection display on the first content to be displayed.

In this embodiment of the present application, each display device may include a UWB tag, and the electronic device may obtain orientation information of the corresponding display device through the first UWB module and each UWB tag.

Optionally, in the above step 104, the acquiring the first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information, may include:

41. Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain multiple horizontal orientation information;

42. Switch the first UWB module to the vertical antenna group; within a second preset time period, obtain the vertical orientation information of each UWB tag in the plurality of UWB tags through the vertical antenna group, and obtain a plurality of UWB tags. pieces of vertical orientation information, and the multiple pieces of vertical orientation information are in one-to-one correspondence with the multiple pieces of horizontal orientation information.

The first UWB module of the first electronic device may include a UWB chip, and the first UWB module may also include a general-purpose input/output (GPIO), and the UWB chip can control the switching of the GPIO to realize different antennas Switch, so that the first UWB module works through different antennas, specifically, the first UWB module can be switched to the horizontal antenna group through GPIO, so that the horizontal antenna group works within the first preset time period, and obtains all the information through the horizontal antenna group. The horizontal orientation information of each display device in the plurality of UWB tags, and then, the first UWB module is switched to the vertical antenna group through GPIO, so that the vertical antenna group works within the second preset time period, and the vertical antenna group is used to obtain multiple data. The vertical orientation information of each display device in each UWB tag.

Optionally, the first UWB module further includes a timer, and the method further includes:

43. After the switching of the first UWB module to the horizontal antenna group, start the timer, and control the timer to count down with the first preset duration;

44. When the timer counts down with the first preset duration, the first UWB module enters an idle state;

45. After the first UWB module is switched to the vertical antenna group, restart the timer, and control the timer to count down with the second preset duration;

46. When the timer counts down with the second preset duration, the first UWB module enters an idle state.

In this embodiment of the present application, a timer may be used to control the horizontal antenna group to work within a first preset duration, and after the first preset duration, the first UWB module enters an idle state, and then the first UWB module is switched to the vertical antenna After the group is set, the vertical antenna group is controlled by a timer to work within a second preset time period. After the second preset time period, the first UWB module enters an idle state. Please refer to FIG. 1F. FIG. 1F provides an embodiment of the application. A demonstration schematic diagram of the working sequence of the first UWB module, wherein, during the receiving period, at least one horizontal azimuth information can be obtained through the horizontal antenna group during the first preset time length, and during the second preset time length, through the vertical The antenna group acquires at least one vertical azimuth information, the antenna of the first UWB module enters an idle state, selects a target display device according to at least one horizontal azimuth information and vertical azimuth information, and acquires the first device identification of the target display device, and identifies the first identification device. It is sent to the screen projection processing module of the first electronic device, and then enters the next cycle. In this way, when there are multiple UWB tags, the target display device can be determined in real time according to the acquired multiple orientation information of the multiple UWB tags.

Optionally, the horizontal antenna group includes at least a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and the plurality of UWB tags are acquired through the horizontal antenna group The horizontal orientation information of each UWB tag in , obtain at least one horizontal orientation information, which may include:

1101. Receive a UWB signal sent by a third antenna on UWB tag i through the first antenna and the second antenna, respectively, where the UWB tag i is any UWB tag in the plurality of UWB tags;

1102. Acquire time data when the first antenna receives the UWB signal; determine a first separation distance between the first antenna and the third antenna according to the time data;

1103. Determine the horizontal cut of the first antenna relative to the third antenna according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance Bevel i.

Please refer to FIG. 1G. FIG. 1G is a schematic diagram of a demonstration of obtaining the horizontal orientation information of the display device i through the first UWB module provided by the embodiment of the present application. In the embodiment of the present application, the first antenna and the The two antennas respectively receive the UWB signal transmitted by the third antenna of the display device. Specifically, the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna can be obtained, and the UWB signal received by the first antenna and the UWB signal received by the second antenna can be obtained according to The phase difference of the UWB signal determines the horizontal cut angle i of the first antenna relative to the third antenna.

The time data may include a transmission time stamp of the UWB signal sent by the third antenna, and a reception time stamp of the UWB signal received by the first antenna, the UWB transmission duration is determined according to the transmission time stamp and the reception time stamp, and the UWB transmission duration and the UWB signal are determined according to the transmission time stamp and the reception time stamp. The transmission rate of determines the first separation distance between the first antenna and the third antenna.

Optionally, in the above step 1103, according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna, and the first separation distance, it is determined that the first antenna is relative to the UWB signal. The horizontal cut oblique angle i of the third antenna may include:

1131. Determine the distance between the first UWB signal reaching the first antenna and the distance between reaching the second antenna according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna. difference in separation distance between distances;

1132. Determine the horizontal bevel angle i according to the separation distance difference, the first separation distance, and the second separation distance between the first antenna and the second antenna.

Wherein, the horizontal cut angle i of the first antenna relative to the third antenna is determined according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna. Specifically, the following formula can be used. Determine the distance y from the third antenna to the line connecting the first and second antennas:

Wherein, as shown in FIG. 1G, d is the second separation distance between the first antenna and the second antenna, r is the first separation distance between the first antenna and the third antenna, and p is the UWB signal reaching the The difference in separation distance between the distance of one antenna and the distance to the second antenna;

Further, the first slope angle can be determined according to the distance y, the first separation distance r, and the first separation distance between the first antenna and the third antenna, wherein, as shown in FIG. A right triangle, x is a right side of the right triangle, the other right side of the right triangle is y, the hypotenuse of the right triangle is the first distance r between the first antenna and the third antenna, the first bevel angle The sine of α is y/r.

In this embodiment of the present application, for the step of obtaining the vertical orientation information of each display device in the plurality of UWB tags through the vertical antenna group, reference may be made to obtaining each display device in the plurality of UWB tags through the horizontal antenna group The steps of the horizontal orientation information of the device are not repeated here.

In the embodiment of the present application, the orientation information of each display device is obtained by respectively receiving the UWB signal of the third antenna on the UWB tag of each display device through the horizontal antenna group and the vertical antenna group in the first UWB module. Wherein, the UWB signal emitted by the UWB tag of each display device carries the device identification of the corresponding display device.

In the specific implementation, the third antenna on each UWB tag will transmit UWB signals. Before each UWB signal is transmitted, the UWB tag can detect whether the channel transmitting the UWB signal is idle within the preset idle channel evaluation CCA detection period. The CCA detection period includes at least one UWB preamble period. If it is detected that the channel on which the UWB signal is transmitted is idle, the UWB signal is transmitted.

Wherein, the first preset duration and the second preset duration are both greater than the total number of the multiple UWB tags * (the detection duration corresponding to the preset CCA detection period + the transmission duration of the UWB signal transmitted by the third antenna )*2.

In this embodiment of the present application, by setting the first preset duration and the second preset duration, both are greater than the total number of multiple UWB tags* (the detection duration corresponding to the preset CCA detection period + the transmission duration of the UWB signal transmitted by the third antenna) *2, within the duration of the total number of multiple UWB tags * (the detection duration corresponding to the preset CCA detection period + the transmission duration of the UWB signal transmitted by the third antenna) * 2, all UWB tags that can include multiple UWB tags At least one complete time period of transmitting the UWB signal, so as to ensure that within the first preset period, the first UWB module can obtain the horizontal orientation information of all display devices of multiple UWB tags, and within the second preset period, the first The UWB module can obtain the vertical orientation information of all display devices of multiple UWB tags.

Further, in the above step 105, the target display device in the plurality of display devices is selected according to the plurality of first orientation information, and the target display device in the plurality of UWB tags and the first electronic device can be selected according to one less first orientation information. The target display device with the most suitable angle relationship, specifically, the most suitable target display device in the horizontal orientation and the vertical orientation can be selected.

Optionally, in the above step 105, the selecting a target display device among the plurality of display devices according to the plurality of first orientation information may include the following steps:

51. Determine an orientation evaluation value according to the horizontal orientation information and vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

52. Determine the target display device corresponding to the smallest orientation evaluation value among the at least one orientation evaluation value.

The horizontal orientation information may include a horizontal bevel angle, and the vertical orientation information may include a vertical bevel angle.

In a specific implementation, the first electronic device can determine the horizontal bevel angle and the vertical bevel angle of each display device according to the device identification, and sum the horizontal bevel angle and the vertical bevel angle to obtain the display corresponding to the device label. The device's orientation evaluation value. After all the orientation evaluation values corresponding to all the display devices are determined, the target display device corresponding to the smallest orientation evaluation value in the at least one orientation evaluation value can be determined. The smaller the orientation evaluation value, the closer the display device is to the front of the first electronic device. .

Optionally, in the above step 105, the selecting a target display device among the plurality of display devices according to the plurality of first orientation information includes:

53. Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

54. Acquire the separation distance between each UWB tag in the plurality of UWB tags and the first electronic device, to obtain at least one separation distance;

55. According to the mapping relationship between the preset distance and the adjustment coefficient, determine the adjustment coefficient corresponding to each interval distance in the at least one interval distance, and obtain at least one adjustment coefficient;

56. Adjust the corresponding orientation evaluation value according to each adjustment coefficient in the at least one adjustment coefficient to obtain at least one orientation evaluation value after adjustment;

57. Determine the target display device corresponding to the smallest orientation evaluation value among the adjusted at least one orientation evaluation value.

In the embodiment of the present application, considering that when the distance between the display device and the first electronic device is different, the effect of the user viewing the display device will also be different. The separation distance between, according to the mapping relationship between the preset distance and the adjustment coefficient, determine the adjustment coefficient corresponding to each separation distance in the at least one separation distance, and determine according to the mapping relationship between the preset distance and the adjustment coefficient The adjustment coefficient corresponding to each separation distance in the at least one separation distance, so that the azimuth evaluation value corresponding to each display device can be determined more accurately.

Optionally, in the above step 51 or 53, the orientation evaluation value is determined according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and at least one orientation evaluation value is obtained, including:

58. Acquire a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation;

59. Calculate an orientation evaluation value according to the horizontal orientation information, vertical orientation information, the first weight and the second weight of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value.

In the embodiments of the present application, it is considered that there are differences in the position requirements for the display device in different scenarios. For example, in some cases, the closer the display device is to the front of the first electronic device, the better, and in some cases, the display device can be set to display The closer the device is to the preset height range above the front and top of the first electronic device, the better the display effect of the display device is. Therefore, the first weight corresponding to the horizontal orientation information and the second weight corresponding to the vertical orientation can be obtained. By setting the first weight The weight value and the second weight value method can flexibly adjust the orientation requirements of the target display device, so that the selected target display device can meet the flexible orientation requirements, thereby improving the user experience.

Optionally, in the above step 58, the acquiring the first weight corresponding to the horizontal orientation information and the second weight corresponding to the vertical orientation information may include:

5801. Obtain a first position parameter of the first electronic device, where the first position parameter includes a first horizontal position parameter and a first vertical position parameter;

5802. Determine the horizontal weight coefficient corresponding to the first horizontal position parameter according to the preset mapping relationship between the horizontal position parameter and the weight coefficient;

5803. Determine the vertical weight coefficient corresponding to the first vertical position parameter according to the preset mapping relationship between the vertical position parameter and the weight coefficient;

5804. Determine the first weight and the second weight according to the horizontal weight coefficient and the vertical weight coefficient, where the sum of the first weight and the second weight is 1.

Wherein, the first position parameter may include at least one of the following: three-dimensional coordinates of the first electronic device, screen angle, etc., which are not limited here.

In the embodiment of the present application, considering that the position of the first electronic device is different, the orientation requirements of the display device are different, therefore, the first position parameter of the first electronic device can be obtained, and the horizontal weight corresponding to the first horizontal position parameter can be determined coefficient, determine the vertical weight coefficient corresponding to the first vertical position parameter, and determine the first weight and the second weight according to the horizontal weight coefficient and the vertical weight coefficient. Specifically, the horizontal weight coefficient and the vertical weight can be determined. The ratio of the value coefficients, and the first weight and the second weight are determined according to the ratio. For example, if the ratio of the horizontal weight coefficient to the vertical weight coefficient is a/b, the first weight is a/(a+b) , the second weight is b/(a+b), in this way, the first weight and the second weight can be determined more accurately.

Finally, in step 106, the first electronic device can transmit the content to be displayed, such as video data, to the target display device, and perform screen projection display through the target display device. The spatial perception function determines the first orientation information of multiple UWB tags around the first electronic device, selects an appropriate target display device, and realizes more convenient interactive display between the first electronic device and the display device.

Optionally, the first electronic device further includes a screen projection processing module, each of the display devices corresponds to a device identifier, and after step 105, the method further includes:

61. Acquire the first device identifier of the target display device, and transmit the first device identifier to the screen projection processing module; re-execute the acquiring of each of the first electronic device and the plurality of UWB tags. The first orientation information between the UWB tags, to obtain a plurality of first orientation information; the step of selecting a target display device among the plurality of display devices according to the plurality of first orientation information, to obtain a new target display device. first device identification;

62. If the content to be displayed is currently in a screen-casting display state, compare the first device identification of the target display device with the second device identification of the display device currently being screened;

63. If the first device identifier is different from the second device identifier, then when it is determined that the device identifiers of the target display devices selected multiple times in a row are all different from the second device identifier, execute the An operation of transmitting the content to be displayed to the target display device.

Among them, the device identifier is used to identify the corresponding display device and distinguish the corresponding display device from other display devices. The device identifier can be, for example, the address of the central processing unit (CPU) of the display device, etc., which is not described here. limit.

In the embodiment of the present application, when the horizontal antenna group and the vertical antenna group work respectively, the device identification of the display device i carried by the UWB signal sent by each display device through the third antenna of the UWB tag is received. The first UWB module can send the first device identification of the target display device to the screen projection processing module, and the screen projection processing module can be, for example, a Wi-Fi screen projection processing module, and the first UWB module can enter the next round to obtain multiple UWB tags. A working cycle of the first orientation information.

If the content to be displayed is currently in the screen-casting display state, that is, the current screen-casting processing module of the first electronic device has been connected to a display device, the device identifier of the target display device selected multiple times in a row can be obtained, and the device identifiers of the target display devices selected continuously can be obtained by comparing the obtained multiple times in succession. The device identification of the target display device, if the first device identification is different from the second device identification, and it is determined that the device identification of the target display device selected for many times in a row is different from the second device identification, it indicates that it is necessary to switch a new display device, thereby , the content to be displayed in the first electronic device can be transmitted to the target display device, and by obtaining the device identifier of the target display device multiple times, it can be more accurately determined whether the display device needs to be replaced for screen projection display.

It can be seen that the interactive display method in the embodiment of the present application is applied to a first electronic device, and a UWB communication connection is established through the first electronic device and a UWB tag, and the UWB tag is used to indicate the orientation information of the display device, and carries a display Device identification of the device; obtain the first orientation information between the first electronic device and the UWB tag; when the first orientation information satisfies the preset condition, transmit the first content to be displayed in the first electronic device to the display through the device identification device, and instruct the display device to project the first content to be displayed. In this way, more convenient interaction between the first electronic device and the display device can be realized through the spatial perception function of the first electronic device during the projection display process. show.

Please refer to FIG. 2A. FIG. 2A is a schematic flowchart of an interactive display method provided by an embodiment of the present application, applied to a UWB label in an interactive display system, and the method includes:

201. Establish a UWB communication connection with a first electronic device, where the UWB communication connection is used for acquiring, by the first electronic device, first orientation information between the first electronic device and the UWB tag; in When the first orientation information satisfies the preset condition, the first content to be displayed in the first electronic device is transmitted to the display device through the device identification of the display device, and the display device is instructed to display the first content to be displayed. The content is projected and displayed, and the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device.

Optionally, in this embodiment of the present application, the method further includes:

202. Detect whether the channel transmitting the UWB signal is idle within a preset idle channel evaluation CCA detection period, where the preset CCA detection period includes at least one UWB preamble period;

203. If it is detected that the channel for transmitting the UWB signal is idle, transmit a UWB signal, where the UWB signal is used for reception by the first electronic device; according to the received UWB signal and the received UWB signal The UWB signal sent by the UWB tags of other display devices determines the orientation information of each UWB tag in the multiple UWB tags, and obtains multiple orientation information; selects the target display device among the multiple display devices according to the multiple orientation information ; transmit the content to be displayed in the first electronic device to the target display device, and instruct the target display device to perform screen projection display on the content to be displayed;

204. Otherwise, generate a delay time, and after the delay time elapses, re-detect whether the channel for transmitting UWB signals is idle until it is detected that the channel for transmitting UWB signals is idle.

In the embodiment of the present application, when there are multiple display devices, the UWB tag of the display device can perform CCA detection before transmitting the UWB signal to determine whether the channel for transmitting the UWB signal is idle.

In this embodiment of the present application, the UWB tag may include a third antenna, and the UWB signal may be transmitted through the third antenna. Within the first preset time period, the horizontal antenna group of the first electronic device receives the UWB signal transmitted by the third antenna. Within two preset time periods, the vertical antenna group of the first electronic device receives the UWB signal transmitted by the third antenna, so that the first electronic device can determine the orientation information of each display device in the multiple UWB tags, and obtain multiple first orientations information; select target display devices in multiple UWB tags according to multiple first orientation information; transmit the content to be displayed in the first electronic device to the target display device, and instruct the target display device to display the content to be displayed on the screen.

If it is detected that the channel that transmits the UWB signal is idle, the UWB signal is transmitted. If it is detected that the channel that transmits the UWB signal is occupied, a delay time can be generated. Specifically, a random delay time can be generated according to a preset algorithm. Wait for the delay time, and then perform CCA detection after the delay time. In this way, after at least one UWB preamble period, the UWB signal can be transmitted until the UWB tag detects that the channel for transmitting the UWB signal is idle.

Optionally, the method further includes:

A1. After successfully transmitting the UWB signal, control the UWB tag to enter the sleep cycle;

A2. After the sleep period ends, re-execute the operation of detecting whether the channel transmitting the UWB signal is idle within the preset idle channel evaluation CCA detection period by using the UWB tag.

Please refer to FIG. 2B . FIG. 2B is a schematic diagram illustrating the working sequence of a UWB tag in an embodiment of the present application, wherein the UWB tag can perform CCA detection. If it is detected that the UWB channel is idle, a UWB signal is transmitted. If the UWB channel is detected If it is not idle, generate a delay time, wait within the delay time, and perform CCA detection after the delay time. If it is detected that the UWB channel is idle, the UWB signal is transmitted, and after the UWB signal is successfully transmitted, the UWB tag is controlled to enter The sleep period, and so on, can avoid conflicts between multiple display devices.

It can be seen that in this embodiment of the present application, by establishing a UWB communication connection with the first electronic device, the UWB communication connection is used by the first electronic device to obtain the first orientation information between the first electronic device and the UWB tag ; when the first orientation information satisfies the preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the display device to perform screen projection display on the first content to be displayed, The UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device. In this way, the space perception function can be realized through the UWB label, and a more convenient interactive display between the first electronic device and the display device can be realized.

Please refer to FIG. 2C. FIG. 2C is a schematic flowchart of an interactive display method provided by an embodiment of the present application, which is applied to a display device in an interactive display system. The method includes:

205. Receive the first to-be-displayed content sent by the first electronic device, and display the first to-be-displayed content, where the first to-be-displayed content is a UWB communication connection established between the first electronic device and a UWB tag, Obtain the first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition;

Optionally, the interactive display system further includes a second electronic device, and the method further includes:

B1. Receive the second to-be-displayed content sent by the second electronic device, where the second to-be-displayed content is that the second electronic device establishes a UWB communication connection with the UWB tag, and obtains the UWB communication connection based on the UWB communication connection. second orientation information between the second electronic device and the UWB tag; the content to be displayed sent when the second orientation information satisfies a preset condition;

B2. Determine the relative positional relationship between the first content to be displayed and the second content to be displayed on the display device according to the first orientation information and the second orientation information;

B3. Display the first content to be displayed and the second content to be displayed according to the relative positional relationship.

Please refer to FIG. 2D. FIG. 2D is a schematic diagram illustrating an interactive display method provided by an embodiment of the present application, in which the content on the first electronic device and the second electronic device can be projected onto the same display device, for example, The screen can be projected to the left and right sides (or the upper and lower layers) on the same display device, which is not limited in this embodiment of the present application. At the same time, when the first electronic device and the second electronic device exchange positions, The projected screen content will also be swapped with the location of the electronic device.

The relative positional relationship may be a left-right orientation relationship or an up-down orientation relationship, which is not limited here.

For example, the UWB label can be set to the location of the display device. For example, the UWB label can be set in the middle of the display screen of the display device. After the first orientation information corresponding to the first electronic device is obtained, the second position of the second electronic device After the orientation information, the left-right orientation relationship or the up-down orientation relationship between the first electronic device and the second electronic device can be determined according to the first orientation information and the second orientation information, and further, according to the left-right orientation relationship or the up-down orientation relationship, the first The content to be displayed and the second content to be displayed are displayed. If the relative positional relationship between the first electronic device and the second electronic device changes, the display position of the first content to be displayed and the second content to be displayed can be displayed. switch.

It can be seen that, in this embodiment of the present application, by establishing a UWB communication connection with the first electronic device, the UWB communication connection is used by the first electronic device to obtain the relationship between the first electronic device and the UWB tag. The first orientation information between the two; when the first orientation information satisfies the preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the display device to display the first content to be displayed. The device displays the first content to be displayed on the screen, and the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device. In this way, the space perception function can be realized through the UWB label, and More convenient interactive display between the first electronic device and the display device.

The following is a device for implementing the above-mentioned interactive display method, and the details are as follows:

Consistent with the above, please refer to FIG. 3 . FIG. 3 is a schematic structural diagram of an electronic device provided by an embodiment of the present application. The first electronic device includes: a first UWB module 340 , a processor 310 , a communication interface 330 and a memory 320 and one or more programs 321 stored in the memory 320 and configured to be executed by the processor, the programs 321 comprising instructions for performing the following steps:

establishing a UWB communication connection with the UWB tag, where the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device;

acquiring first orientation information between the first electronic device and the UWB tag;

In a possible example, there are multiple UWB tags and multiple display devices, each of the display devices corresponds to one of the UWB tags, and each UWB tag carries the device identifier of the corresponding display device, and is used to indicate the orientation information of the corresponding display device; the program 321 also includes instructions for performing the following steps:

In a possible example, the first electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the orientation information includes horizontal orientation information and vertical orientation information. In terms of obtaining the first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, and obtaining a plurality of first orientation information, the program 321 includes instructions for performing the following steps:

In a possible example, the first UWB module further includes a timer, and the program 321 further includes instructions for performing the following steps:

After the switching of the first UWB module to the vertical antenna group, restart the timer, and control the timer to count down with the second preset duration;

In a possible example, the electronic device further includes a screen projection processing module, and after selecting the target display device among the multiple display devices according to the multiple first orientation information, the program 321 further includes Instructions to perform the following steps:

Acquire the first device identifier of the target display device, and transmit the first device identifier to the screen projection processing module; re-execute the acquiring of the first electronic device and each UWB of the plurality of UWB tags The first orientation information between the tags is obtained, and a plurality of first orientation information is obtained; the step of selecting a target display device among the plurality of display devices according to the multiple first orientation information, the first orientation of the new target display device is obtained. Equipment Identity;

If the first device identifier is different from the second device identifier, when it is determined that the device identifiers of the target display devices selected multiple times in succession are all different from the second device identifier, execute the The operation of displaying content to the target display device.

In a possible example, the horizontal antenna group includes at least a first antenna and a second antenna, and the first antenna and the second antenna have a horizontal positional relationship. In terms of obtaining at least one horizontal orientation information from the horizontal orientation information of each UWB tag in the plurality of UWB tags, the program 321 includes instructions for performing the following steps:

In a possible example, when the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance, the relative distance between the first antenna and the first antenna is determined. With regard to the horizontal bevel angle i of the third antenna, the program 321 includes instructions for performing the following steps:

In a possible example, both the first preset duration and the second preset duration are greater than the total number of the multiple UWB tags*(the detection duration corresponding to the preset CCA detection period+the third antenna transmits UWB signal transmission duration)*2.

In a possible example, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of orientation information, the program 321 includes instructions for executing the following steps:

In a possible example, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of orientation information, the program 321 includes instructions for performing the following steps:

acquiring the separation distance between each UWB tag in the plurality of UWB tags and the first electronic device, to obtain at least one separation distance;

In a possible example, in the aspect of determining the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags to obtain at least one orientation evaluation value, the program 321 includes: Instructions to perform the following steps:

In a possible example, in terms of acquiring the first weight corresponding to the horizontal orientation information and the second weight corresponding to the vertical orientation information, the program 321 includes instructions for performing the following steps:

acquiring a first position parameter of the first electronic device, where the first position parameter includes a first horizontal position parameter and a first vertical position parameter;

Consistent with the above, an embodiment of the present application also provides a UWB tag, comprising a third antenna, and the UWB tag is used for:

establishing a UWB communication connection with a first electronic device, where the UWB communication connection is used by the first electronic device to obtain first orientation information between the first electronic device and the UWB tag; When the first orientation information satisfies the preset condition, the first content to be displayed in the first electronic device is transmitted to the display device through the device identification of the display device, and the display device is instructed to perform the first content to be displayed. For screen projection, the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device.

Optionally, the UWB label is also used for:

If it is detected that the channel for transmitting the UWB signal is idle, the UWB signal is transmitted, and the UWB signal is used for receiving by the first electronic device; according to the received UWB signal and the received other display The UWB signal sent by the UWB tag of the device determines the orientation information of each UWB tag in the multiple UWB tags, and obtains multiple orientation information; selects the target display device among the multiple display devices according to the multiple orientation information; transmitting the content to be displayed in the first electronic device to the target display device, and instructing the target display device to perform screen projection display of the content to be displayed;

Optionally, the UWB label is also used for:

After successfully transmitting the UWB signal, control the UWB tag to enter a sleep period;

After the sleep period ends, the operation of detecting whether the channel transmitting the UWB signal is idle within the preset idle channel evaluation CCA detection period by using the UWB tag is performed again.

Consistent with the above, please refer to FIG. 4 . FIG. 4 is a schematic structural diagram of a display device provided by an embodiment of the present application. The display device includes: a processor 410 , a communication interface 430 and a memory 420 ; and one or more programs 421 , the one or more programs 421 are stored in the memory 420 and are configured to be executed by the processor, the programs 421 including instructions for performing the following steps:

Receive the first content to be displayed sent by the first electronic device, and display the first content to be displayed, wherein the first content to be displayed is the establishment of UWB communication between the first electronic device and the UWB tag connection, obtain the first orientation information between the first electronic device and the UWB tag based on the UWB communication connection; the content to be displayed sent when the first orientation information satisfies a preset condition, the UWB tag It is used to indicate the orientation information of the display device, and carries the device identification of the display device.

In a possible example, the interactive display system further includes a second electronic device, and the program 421 further includes instructions for performing the following steps:

Receive second content to be displayed sent by the second electronic device, where the second content to be displayed is that the second electronic device establishes a UWB communication connection with the UWB tag, and obtains the second content based on the UWB communication connection The second orientation information between the electronic device and the UWB tag; the content to be displayed sent when the second orientation information satisfies a preset condition;

Please refer to FIG. 5A . FIG. 5A is a schematic structural diagram of an interactive display device provided in this embodiment. The interactive display device 500 is applied to the first electronic device shown in FIG. 1D , and the device 500 includes a first connection unit 501 , obtaining unit 502 and processing unit 503, wherein,

The first connection unit 501 is used to establish a UWB communication connection with the UWB tag, where the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device;

The obtaining unit 502 is configured to obtain the first orientation information between the first electronic device and the UWB tag;

The processing unit 503 is configured to transmit the first content to be displayed in the first electronic device to the display device through the device identifier when the first orientation information satisfies a preset condition, and instruct the The display device performs screen projection display on the first content to be displayed.

Optionally, there are multiple UWB labels and multiple display devices, each of the display devices corresponds to one of the UWB labels, and each UWB label carries the device identifier of the corresponding display device and is used to indicate the corresponding display device. The orientation information of the display device; as shown in FIG. 5B, FIG. 5B is a modification device of the interactive display device described in FIG. 5A, and compared with FIG. 5A, it can also include: a selection unit 504, wherein,

The acquiring unit 502 is further configured to acquire first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information;

The selecting unit 504 is configured to select a target display device among the plurality of display devices according to the plurality of first orientation information;

The processing unit 503 is further configured to transmit the first content to be displayed to the target display device, and instruct the target display device to perform screen projection display of the first content to be displayed.

Optionally, the first electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the orientation information includes horizontal orientation information and vertical orientation information. In terms of obtaining the first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, the obtaining unit 502 is specifically configured to:

Optionally, the processing unit 503 is configured to:

Optionally, the electronic device further includes a screen projection processing module,

The acquiring unit is further configured to acquire a first device identifier of the target display device, and transmit the first device identifier to the screen projection processing module;

After selecting the target display device among the plurality of display devices according to the plurality of first orientation information, the processing unit 503 is further configured to:

Re-execute the obtaining of the first orientation information between the first electronic device and each of the UWB tags in the plurality of UWB tags, to obtain multiple first orientation information; select the first orientation information according to the multiple first orientation information Describe the steps of the target display device in the plurality of display devices, and obtain the first device identifier of the new target display device;

Optionally, the horizontal antenna group includes at least a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and when the plurality of UWBs are acquired through the horizontal antenna group In terms of obtaining at least one horizontal orientation information from the horizontal orientation information of each UWB tag in the tag, the acquiring unit 502 is specifically used for:

Optionally, when the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance is determined, the relative relationship between the first antenna and the first antenna is determined. In terms of the horizontal cut oblique angle i of the three antennas, the obtaining unit 502 is specifically used for:

Optionally, in the aspect of selecting a target display device among the multiple display devices according to the multiple orientation information, the selecting unit 504 is specifically configured to:

Optionally, in the aspect of determining an orientation evaluation value according to the horizontal orientation information and vertical orientation information of each UWB tag in the plurality of UWB tags, and obtaining at least one orientation evaluation value, the selecting unit 504 is specifically configured to:

In a possible example, in terms of acquiring the first weight corresponding to the horizontal orientation information and the second weight corresponding to the vertical orientation information, the selecting unit 504 is specifically configured to:

According to the mapping relationship between the preset horizontal position parameter and the weight coefficient, determine the horizontal weight coefficient corresponding to the first horizontal position parameter;

It can be seen that the interactive display device described in the embodiments of the present application establishes a UWB communication connection with the UWB label through the first electronic device, and the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device; The first orientation information between the first electronic device and the UWB tag; when the first orientation information satisfies the preset condition, the first content to be displayed in the first electronic device is transmitted to the display device through the device identification, and the display device is instructed The first to-be-displayed content is projected and displayed. In this way, more convenient interactive display between the first electronic device and the display device can be achieved through the spatial perception function of the first electronic device during the projected display process.

Please refer to FIG. 6A. FIG. 6A is a schematic structural diagram of an interactive display device provided in this embodiment. The interactive display device 600 is applied to a UWB label in an interactive display system. The device 600 includes a second connection unit 601, wherein,

a second connection unit, configured to establish a UWB communication connection with the first electronic device, where the UWB communication connection is used for acquiring the relationship between the first electronic device and the UWB tag by the first electronic device the first orientation information; when the first orientation information satisfies the preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the The display device performs screen projection display on the first content to be displayed, and the UWB tag is used to indicate orientation information of the display device and carries the device identification of the display device.

Optionally, as shown in FIG. 6B , FIG. 6B is a modified device of the interactive display device described in FIG. 6A , which, compared with FIG. 6A , may further include: a detection unit 602 and an emission unit 603 , wherein,

A detection unit 602, configured to detect whether the channel transmitting the UWB signal is idle within a preset idle channel evaluation CCA detection period, where the preset CCA detection period includes at least one UWB preamble period;

The transmitting unit 603 is configured to transmit a UWB signal if it is detected that the channel for transmitting the UWB signal is idle, and the UWB signal is used for receiving by the first electronic device; according to the received UWB signal, and receive The UWB signal sent by the UWB tags of the other display devices, determines the orientation information of each UWB tag in the multiple UWB tags, and obtains multiple orientation information; selects the multiple display devices according to the multiple orientation information. the target display device; transmit the content to be displayed in the first electronic device to the target display device, and instruct the target display device to perform screen projection display of the content to be displayed;

The detection unit 602 is further configured to generate a delay time otherwise, and after the delay time elapses, re-detect whether the channel for transmitting the UWB signal is idle until it is detected that the channel for transmitting the UWB signal is idle.

Optionally, the detection unit 602 is also used for:

Please refer to FIG. 7. FIG. 7 is a schematic structural diagram of an interactive display device provided in this embodiment. The interactive display device 700 is applied to a display device. The device 700 includes a receiving unit 701 and a display unit 702, wherein,

The receiving unit 701 is configured to receive the first content to be displayed sent by the first electronic device, where the first content to be displayed is that the first electronic device establishes a UWB communication connection with the UWB tag, based on the The UWB communication connection acquires the first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition; the UWB tag is used to indicate the the orientation information of the display device, and carry the device identification of the display device;

The display unit 702 is configured to display the first content to be displayed.

Optionally, the interactive display system further includes a second electronic device, and the receiving unit 701 is further configured to receive second content to be displayed sent by the second electronic device, where the second content to be displayed is the The second electronic device establishes a UWB communication connection with the UWB tag, and obtains second orientation information between the second electronic device and the UWB tag based on the UWB communication connection; when the second orientation information satisfies the preset The content to be displayed when the condition is sent;

The display unit 702 is further configured to determine the relative positional relationship between the first content to be displayed and the second content to be displayed on the display device according to the first orientation information and the second orientation information; The first content to be displayed and the second content to be displayed are displayed according to the relative positional relationship.

It can be understood that the functions of each program module of the interactive display device in this embodiment can be specifically implemented according to the methods in the above method embodiments, and the specific implementation process can refer to the relevant descriptions of the above method embodiments, which will not be repeated here.

Embodiments of the present application further provide a computer storage medium, wherein the computer storage medium stores a computer program for electronic data exchange, and the computer program causes the computer to execute part or all of the steps of any method described in the above method embodiments , the above computer includes electronic equipment.

Embodiments of the present application further provide a computer program product, where the computer program product includes a non-transitory computer-readable storage medium storing a computer program, and the computer program is operable to cause a computer to execute any one of the method embodiments described above. some or all of the steps of the method. The computer program product may be a software installation package, and the computer includes an electronic device.

It should be noted that, for the sake of simple description, the foregoing method embodiments are all expressed as a series of action combinations, but those skilled in the art should know that the present application is not limited by the described action sequence. Because in accordance with the present application, certain steps may be performed in other orders or concurrently. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the present application.

In the above-mentioned embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference may be made to the relevant descriptions of other embodiments.

In the several embodiments provided in this application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the device embodiments described above are only illustrative. For example, the division of the above-mentioned units is only a logical function division. In actual implementation, there may be other division methods. For example, multiple units or components may be combined or integrated. to another system, or some features can be ignored, or not implemented. On the other hand, the shown or discussed mutual coupling or direct coupling or communication connection may be through some interfaces, indirect coupling or communication connection of devices or units, and may be in electrical or other forms.

The units described above as separate components may or may not be physically separated, and components shown as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution in this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit. The above-mentioned integrated units may be implemented in the form of hardware, or may be implemented in the form of software functional units.

The above-mentioned integrated units, if implemented in the form of software functional units and sold or used as independent products, may be stored in a computer-readable memory. Based on this understanding, the technical solution of the present application can be embodied in the form of a software product in essence, or the part that contributes to the prior art, or all or part of the technical solution, and the computer software product is stored in a memory, Several instructions are included to cause a computer device (which may be a personal computer, a server, or a network device, etc.) to execute all or part of the steps of the above-mentioned methods in the various embodiments of the present application. The aforementioned memory includes: U disk, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disk or optical disk and other media that can store program codes.

Those skilled in the art can understand that all or part of the steps in the various methods of the above embodiments can be completed by instructing relevant hardware through a program, and the program can be stored in a computer-readable memory, and the memory can include: a flash disk , Read-only memory (English: Read-Only Memory, referred to as: ROM), random access device (English: Random Access Memory, referred to as: RAM), magnetic disk or optical disk, etc.

The embodiments of the present application have been introduced in detail above, and the principles and implementations of the present application are described in this paper by using specific examples. The descriptions of the above embodiments are only used to help understand the methods and core ideas of the present application; at the same time, for Persons of ordinary skill in the art, based on the idea of the present application, will have changes in the specific implementation manner and application scope. In summary, the contents of this specification should not be construed as limitations on the present application.

Claims

An interactive display method, wherein, applied to a first electronic device in an interactive display system, the method includes:

Establishing a UWB communication connection with the UWB tag, the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device;

Obtain the first orientation information with the UWB tag;

When the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identifier, and instruct the display device to respond to the first The content to be displayed is projected on the screen.
The method according to claim 1, wherein there are multiple UWB tags and multiple display devices, each of the display devices corresponds to one of the UWB tags, and each UWB tag carries the data of the corresponding display device. The device identifier is used to indicate the orientation information of the corresponding display device; the method further includes:

acquiring first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information;

Selecting a target display device among the plurality of display devices according to the plurality of first orientation information;

The first content to be displayed is transmitted to the target display device, and the target display device is instructed to perform screen projection display on the first content to be displayed.
The method according to claim 2, wherein the first electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the orientation information includes horizontal orientation information and vertical orientation information, the acquiring first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information, including:

Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain a plurality of horizontal orientation information;

Switch the first UWB module to the vertical antenna group; within a second preset time period, obtain the vertical orientation information of each UWB tag in the plurality of UWB tags through the vertical antenna group, and obtain a plurality of vertical Orientation information, the plurality of vertical azimuth information and the plurality of horizontal azimuth information are in one-to-one correspondence.
The method of claim 3, wherein the first UWB module further comprises a timer, the method further comprising:

After the switching of the first UWB module to the horizontal antenna group, the timer is started, and the timer is controlled to count down with the first preset duration;

When the countdown of the timer ends with the first preset duration, the first UWB module enters an idle state;

After the switching of the first UWB module to the vertical antenna group, the timer is restarted, and the timer is controlled to count down with the second preset duration;

When the countdown of the timer ends with the second preset duration, the first UWB module enters an idle state.
The method according to claim 4, wherein the first electronic device further comprises a screen projection processing module, after selecting the target display device from the plurality of display devices according to the plurality of first orientation information, The method also includes:

Acquire the first device identifier of the target display device, and transmit the first device identifier to the screen projection processing module; re-execute the acquiring of the first electronic device and each UWB of the plurality of UWB tags The first orientation information between the tags is obtained, and a plurality of first orientation information is obtained; the step of selecting a target display device among the plurality of display devices according to the multiple first orientation information, the first orientation of the new target display device is obtained. Equipment Identity;

If the to-be-displayed content is currently in a screen-casting display state, comparing the first device identification of the target display device with the second device identification of the display device currently being screened;

If the first device identifier is different from the second device identifier, when it is determined that the device identifiers of the target display devices selected multiple times in succession are all different from the second device identifier, execute the The operation of displaying content to the target display device.
The method according to any one of claims 3-5, wherein the horizontal antenna group includes at least a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and the The horizontal antenna group acquires the horizontal orientation information of each UWB tag in the plurality of UWB tags, and obtains at least one horizontal orientation information, including:

Respectively receive the UWB signal sent by the third antenna on the UWB tag i through the first antenna and the second antenna, where the UWB tag i is any UWB tag in the plurality of UWB tags;

acquiring time data of the UWB signal received by the first antenna; determining a first separation distance between the first antenna and the third antenna according to the time data;

The horizontal cut angle of the first antenna relative to the third antenna is determined according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance i.
The method according to claim 6, wherein the first separation distance is determined according to a phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance. The horizontal oblique angle i of the antenna relative to the third antenna includes:

Determine the difference between the distance between the first UWB signal reaching the first antenna and the distance reaching the second antenna according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna distance difference between

The horizontal bevel angle i is determined according to the separation distance difference, the first separation distance, and a second separation distance between the first antenna and the second antenna.
The method according to claim 7, wherein the first preset duration and the second preset duration are both greater than the total number of the plurality of UWB tags*(the detection duration corresponding to the preset CCA detection period+the The transmission duration of the UWB signal transmitted by the third antenna)*2.
The method according to any one of claims 3-8, wherein the selecting a target display device among the plurality of display devices according to the plurality of orientation information comprises:

Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the at least one orientation evaluation value is determined.
The method according to any one of claims 3-8, wherein the selecting a target display device among the plurality of display devices according to the plurality of orientation information comprises:

Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

acquiring the separation distance between each UWB tag in the plurality of UWB tags and the first electronic device, to obtain at least one separation distance;

According to the mapping relationship between the preset distance and the adjustment coefficient, determine the adjustment coefficient corresponding to each interval distance in the at least one interval distance, and obtain at least one adjustment coefficient;

Adjust the corresponding azimuth evaluation value according to each adjustment coefficient in the at least one adjustment coefficient to obtain the adjusted at least one azimuth evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the adjusted at least one orientation evaluation value is determined.
The method according to claim 9 or 10, wherein the determining an orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value, comprising:

acquiring a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation;

An orientation evaluation value is calculated according to the horizontal orientation information, vertical orientation information, the first weight and the second weight of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value.
The method according to claim 11, wherein the acquiring a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation information comprises:

acquiring a first position parameter of the first electronic device, where the first position parameter includes a first horizontal position parameter and a first vertical position parameter;

Determine the horizontal weight coefficient corresponding to the first horizontal position parameter according to the preset mapping relationship between the horizontal position parameter and the weight coefficient;

Determine the vertical weight coefficient corresponding to the first vertical position parameter according to the preset mapping relationship between the vertical position parameter and the weight coefficient;

The first weight and the second weight are determined according to the horizontal weight coefficient and the vertical weight coefficient, and the sum of the first weight and the second weight is 1.
An interactive display method, wherein, applied to a UWB label in an interactive display system, the method includes:

establishing a UWB communication connection with a first electronic device, where the UWB communication connection is used by the first electronic device to obtain first orientation information between the first electronic device and the UWB tag; When the first orientation information satisfies the preset condition, the first content to be displayed in the first electronic device is transmitted to the display device through the device identification of the display device, and the display device is instructed to display the first content to be displayed. The content is projected and displayed; wherein, the UWB tag is used to indicate the orientation information of the display device and carries the device identification of the display device.
The method of claim 13, wherein the method further comprises:

Detecting whether the channel transmitting the UWB signal is idle within a preset idle channel evaluation CCA detection period, where the preset CCA detection period includes at least one UWB preamble period;

If it is detected that the channel for transmitting the UWB signal is idle, the UWB signal is transmitted, and the UWB signal is used for receiving by the first electronic device; according to the received UWB signal and the received other display The UWB signal sent by the UWB tag of the device determines the orientation information of each UWB tag in the multiple UWB tags, and obtains multiple orientation information; selects the target display device among the multiple display devices according to the multiple orientation information; transmitting the content to be displayed in the first electronic device to the target display device, and instructing the target display device to perform screen projection display on the content to be displayed;

Otherwise, a delay time is generated, and after the delay time elapses, it is re-detected whether the channel for transmitting the UWB signal is idle until it is detected that the channel for transmitting the UWB signal is idle.
The method of claim 14, wherein the method further comprises:

After successfully transmitting the UWB signal, control the UWB tag to enter a sleep period;

After the sleep period ends, the operation of detecting whether the channel transmitting the UWB signal is idle within the preset idle channel evaluation CCA detection period by using the UWB tag is performed again.
An interactive display method, wherein, applied to a display device in an interactive display system, the method includes:

Receive the first to-be-displayed content sent by the first electronic device, and display the first to-be-displayed content, where the first to-be-displayed content is that the first electronic device establishes a UWB communication connection with the UWB tag, and obtains the first content to be displayed. the first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition;

The UWB tag is used to indicate the orientation information of the display device, and carries the device identification of the display device.
An interactive display system, wherein the interactive display system includes a first electronic device, a UWB label, and a display device corresponding to the UWB label; wherein,

The first electronic device is used to establish a UWB communication connection with the UWB tag; obtain first orientation information with the UWB tag, the UWB tag is used to indicate the orientation information of the display device, and carries a device identification of the display device; when the first orientation information satisfies a preset condition, transmitting the first content to be displayed in the first electronic device to the display device through the device identification;

The display device is configured to display the first content to be displayed.
The system according to claim 17, wherein there are multiple UWB tags and multiple display devices, each of the display devices corresponds to one of the UWB tags, and each UWB tag carries the data of the corresponding display device. The device identifier is used to indicate the orientation information of the corresponding display device; wherein, the first electronic device is also used for:

acquiring first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, to obtain a plurality of first orientation information;

Selecting a target display device among the plurality of display devices according to the plurality of first orientation information;

The first content to be displayed is transmitted to the target display device, and the target display device is instructed to perform screen projection display on the first content to be displayed.
The system according to claim 17 or 18, wherein the UWB tag is disposed outside the corresponding display device, and the UWB tag is wired or wirelessly connected; or,

The UWB label is arranged inside the display device.
The system according to claim 18 or 19, wherein the electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group and a vertical antenna group, and the first orientation information includes horizontal orientation information and Vertical orientation information, in terms of acquiring the first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, and obtaining a plurality of first orientation information, the first electronic device specifically Used for:

Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain a plurality of horizontal orientation information;

Switch the first UWB module to the vertical antenna group; within a second preset time period, obtain the vertical orientation information of each UWB tag in the plurality of UWB tags through the vertical antenna group, and obtain a plurality of vertical Orientation information, the plurality of vertical azimuth information and the plurality of horizontal azimuth information are in one-to-one correspondence.
The system of claim 20, wherein the first UWB module further comprises a timer, and the first electronic device is further configured to:

After the switching of the first UWB module to the horizontal antenna group, the timer is started, and the timer is controlled to count down with the first preset duration;

When the countdown of the timer ends with the first preset duration, the first UWB module enters an idle state;

After the switching of the first UWB module to the vertical antenna group, the timer is restarted, and the timer is controlled to count down with the second preset duration;

When the countdown of the timer ends with the second preset duration, the first UWB module enters an idle state.
The system according to claim 21, wherein the electronic device further comprises a screen projection processing module, after the target display device in the plurality of display devices is selected according to the plurality of first orientation information, the The first electronic device is also used for:

Obtain the first device identification of the target display device, and transmit the first device identification to the screen projection processing module; re-execute the obtaining between the electronic device and each UWB tag in the plurality of UWB tags The steps of selecting the target display device among the plurality of display devices according to the plurality of first orientation information, and obtaining the first device identifier of the new target display device ;

If the to-be-displayed content is currently in a screen-casting display state, comparing the first device identification of the target display device with the second device identification of the display device currently being screened;

If the first device identifier is different from the second device identifier, when it is determined that the device identifiers of the target display devices selected multiple times in succession are all different from the second device identifiers, execute the process of storing the electronic device The operation of transmitting the content to be displayed to the target display device.
The system according to any one of claims 20-22, wherein the horizontal antenna group includes at least a first antenna and a second antenna, the first antenna and the second antenna have a horizontal positional relationship, and the In terms of acquiring the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtaining at least one horizontal orientation information, the first electronic device is specifically used for:

Respectively receive the UWB signal sent by the third antenna on the UWB tag i through the first antenna and the second antenna, where the UWB tag i is any UWB tag in the plurality of UWB tags;

acquiring time data of the UWB signal received by the first antenna; determining a first separation distance between the first antenna and the third antenna according to the time data;

The horizontal cut angle of the first antenna relative to the third antenna is determined according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance i.
The system of claim 23, wherein the first separation distance is determined according to a phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna and the first separation distance. In terms of the horizontal inclination angle i of an antenna relative to the third antenna, the first electronic device is specifically used for:

Determine the difference between the distance between the first UWB signal reaching the first antenna and the distance reaching the second antenna according to the phase difference between the UWB signal received by the first antenna and the UWB signal received by the second antenna distance difference between

The horizontal bevel angle i is determined according to the separation distance difference, the first separation distance, and a second separation distance between the first antenna and the second antenna.
The system of claim 24, wherein the UWB tag i is used to:

Detecting whether the channel transmitting the UWB signal is idle within a preset idle channel evaluation CCA detection period, where the preset CCA detection period includes at least one UWB preamble period;

If it is detected that the channel for transmitting the UWB signal is idle, transmitting the UWB signal through the third antenna;

Otherwise, a delay time is generated, and after the delay time elapses, it is re-detected whether the channel for transmitting the UWB signal is idle until it is detected that the channel for transmitting the UWB signal is idle.
The system of claim 25, wherein the UWB tag i is further used for:

After successfully transmitting the UWB signal, enter the sleep cycle;

After the sleep period ends, the operation of detecting whether the channel transmitting the UWB signal is idle within the preset CCA detection period is performed again.
The system according to claim 26, wherein both the first preset duration and the second preset duration are greater than the total number of the plurality of UWB tags*(the detection duration corresponding to the preset CCA detection period+the The transmission duration of the UWB signal transmitted by the third antenna)*2.
The system according to any one of claims 20-27, wherein, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of first orientation information, the first electronic device specifically uses At:

Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the at least one orientation evaluation value is determined.
The system according to any one of claims 20-27, wherein, in the aspect of selecting a target display device among the plurality of display devices according to the plurality of first orientation information, the method comprises:

Determine the orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, and obtain at least one orientation evaluation value;

acquiring the separation distance between each UWB tag in the plurality of UWB tags and the electronic device, to obtain at least one separation distance;

According to the mapping relationship between the preset distance and the adjustment coefficient, determine the adjustment coefficient corresponding to each interval distance in the at least one interval distance, and obtain at least one adjustment coefficient;

Adjust the corresponding azimuth evaluation value according to each adjustment coefficient in the at least one adjustment coefficient to obtain the adjusted at least one azimuth evaluation value;

A target display device corresponding to the smallest orientation evaluation value among the adjusted at least one orientation evaluation value is determined.
The system according to claim 28 or 29, wherein the determining an orientation evaluation value according to the horizontal orientation information and the vertical orientation information of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value, comprising:

acquiring a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation;

An orientation evaluation value is calculated according to the horizontal orientation information, vertical orientation information, the first weight and the second weight of each UWB tag in the plurality of UWB tags, to obtain at least one orientation evaluation value.
The system according to claim 30, wherein the acquiring a first weight corresponding to the horizontal orientation information and a second weight corresponding to the vertical orientation information comprises:

acquiring a first position parameter of the electronic device, where the first position parameter includes a first horizontal position parameter and a first vertical position parameter;

Determine the horizontal weight coefficient corresponding to the first horizontal position parameter according to the preset mapping relationship between the horizontal position parameter and the weight coefficient;

Determine the vertical weight coefficient corresponding to the first vertical position parameter according to the preset mapping relationship between the vertical position parameter and the weight coefficient;

The first weight and the second weight are determined according to the horizontal weight coefficient and the vertical weight coefficient, and the sum of the first weight and the second weight is 1.
The system of claim 17, wherein the interactive display system further comprises a second electronic device, wherein,

The second electronic device is used to establish a UWB communication connection with the UWB tag; obtain second orientation information between the second electronic device and the UWB tag; when the second orientation information satisfies a preset condition When the device ID of the display device is used, the second content to be displayed in the second electronic device is transmitted to the display device;

Determine the relative positional relationship between the first content to be displayed and the second content to be displayed on the display device according to the first orientation information and the second orientation information;

The first content to be displayed and the second content to be displayed are displayed according to the relative positional relationship.
The system according to claim 32, wherein the first electronic device includes a first UWB module, the first UWB module includes at least a horizontal antenna group, the first orientation information includes horizontal orientation information, and in the acquiring In terms of obtaining the first orientation information between the first electronic device and each UWB tag in the plurality of UWB tags, the first electronic device is specifically used for:

Switch the first UWB module to the horizontal antenna group; within a first preset time period, obtain the horizontal orientation information of each UWB tag in the plurality of UWB tags through the horizontal antenna group, and obtain a plurality of horizontal Orientation information.
An interactive display apparatus, which is applied to a first electronic device in an interactive display system, the apparatus comprising:

a first connection unit, used to establish a UWB communication connection with a UWB label, the UWB label is used to indicate the orientation information of the display device and carries the device identification of the display device;

an acquisition unit for acquiring the first orientation information with the UWB tag;

a processing unit, configured to transmit the first content to be displayed in the first electronic device to the display device through the device identifier when the first orientation information satisfies a preset condition, and instruct the display device Perform screen projection display on the first content to be displayed.
An interactive display device, wherein a UWB label applied in an interactive display system, the device comprises:

a second connection unit, configured to establish a UWB communication connection with the first electronic device, where the UWB communication connection is used for obtaining the first electronic device and the UWB tag by the first electronic device One piece of orientation information; when the first orientation information satisfies a preset condition, transmit the first content to be displayed in the first electronic device to the display device through the device identification of the display device, and instruct the display device Perform screen projection display on the first content to be displayed; wherein, the UWB tag is used to indicate orientation information of the display device, and carries the device identification of the display device.
An interactive display device, wherein, applied to a display device in an interactive display system, the device includes:

The receiving unit is configured to receive the first content to be displayed sent by the first electronic device, where the first content to be displayed is that the first electronic device establishes a UWB communication connection with the UWB tag, and obtains the information based on the UWB communication connection. The first orientation information between the first electronic device and the UWB tag; the content to be displayed sent when the first orientation information satisfies a preset condition; the UWB tag is used to indicate the orientation information of the display device , and carry the device identification of the display device;

A display unit, configured to display the first content to be displayed.
An electronic device, comprising a first UWB module, a processor, a memory, and a communication interface, the memory for storing one or more programs and configured to be executed by the processor, the programs including for executing Instructions for steps in the method of any of claims 1-12.
A UWB tag comprising a third antenna, the UWB tag being used for instructions to perform the steps in the method of any one of claims 13-15.
16 instructions for the steps in the method described.
A computer-readable storage medium in which a computer program for electronic data exchange is stored, wherein the computer program causes a computer to perform the method of any one of claims 1-16.