CN115278322A - Display apparatus, control apparatus, and control method of display apparatus - Google Patents

Display apparatus, control apparatus, and control method of display apparatus Download PDF

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Publication number
CN115278322A
CN115278322A CN202210770347.9A CN202210770347A CN115278322A CN 115278322 A CN115278322 A CN 115278322A CN 202210770347 A CN202210770347 A CN 202210770347A CN 115278322 A CN115278322 A CN 115278322A
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China
Prior art keywords
link
display device
connection mode
control
control device
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Granted
Application number
CN202210770347.9A
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Chinese (zh)
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CN115278322B (en
Inventor
邓子敬
杨坤
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Hisense Visual Technology Co Ltd
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Hisense Visual Technology Co Ltd
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Priority to CN202210770347.9A priority Critical patent/CN115278322B/en
Publication of CN115278322A publication Critical patent/CN115278322A/en
Priority to PCT/CN2023/088758 priority patent/WO2024001435A1/en
Application granted granted Critical
Publication of CN115278322B publication Critical patent/CN115278322B/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/436Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
    • H04N21/4363Adapting the video stream to a specific local network, e.g. a Bluetooth® network
    • H04N21/43637Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signaling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/41Structure of client; Structure of client peripherals
    • H04N21/422Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
    • H04N21/42204User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/647Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/10Connection setup
    • H04W76/15Setup of multiple wireless link connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/20Manipulation of established connections
    • H04W76/23Manipulation of direct-mode connections
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W76/00Connection management
    • H04W76/30Connection release

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The embodiment of the application provides display equipment, control equipment and a control method of the display equipment, and the control method comprises the following steps: a user interface configured to receive a mode switching instruction for switching a bluetooth connection mode between the display apparatus and the control apparatus to a multi-connection mode; and the communicator is configured to send a control instruction to the first control device through the first link when the display device and the first control device establish a first link and the first link is a Bluetooth connection link established in a single connection mode, disconnect the first link after receiving confirmation information sent by the first control device through the first link, enter a multi-connection mode, and establish a second link with the first control device in the multi-connection mode in response to a connection request sent by the first control device. The embodiment of the application is used for solving the problem that the control of the display device is very complicated due to the fact that the display device is controlled independently in a one-to-one mode through the control device in a scene comprising a plurality of display devices.

Description

Display apparatus, control apparatus, and control method of display apparatus
Technical Field
The embodiment of the application relates to the technical field of display equipment. And more particularly, to a display apparatus, a control apparatus, and a control method of the display apparatus.
Background
With the development of electronic technology, televisions are becoming more and more popular in life of people, and the current televisions generally support control through a remote controller, so that a user can control the televisions through the remote controller, and the use experience is greatly improved.
At present, television sets and remote controllers in the market are well matched in advance, and only one-to-one independent control can be achieved, but in an actual television use scene, a plurality of televisions are likely to be included, and in the scene including the plurality of televisions, if each television is controlled through the remote controller, the control of the television is very complicated. For example: the scene comprises a plurality of motors, the user needs to turn down the volume of each television, and then the volume reduction operation needs to be input on the remote control corresponding to each television, so that the operation is very complicated.
Disclosure of Invention
The exemplary embodiments of the present application provide a display device, a control device, and a control method of the display device, which are used to solve the problem that in a scene including a plurality of display devices, the control of the display devices by the control device individually on a one-to-one basis may cause very cumbersome control of the display devices.
The embodiment of the application provides the following technical scheme:
in a first aspect, an embodiment of the present application provides a display device, including:
a user interface configured to receive a mode switching instruction, the mode switching instruction being used to switch a bluetooth connection mode between the display device and a control device to a multi-connection mode, the multi-connection mode being a bluetooth connection mode in which one control device is connected to a plurality of display devices;
a communicator configured to, when a first link is established between the display device and a first control device and the first link is a bluetooth connection link established in a single connection mode, send a control instruction to the first control device through the first link, disconnect the first link after receiving confirmation information sent by the first control device through the first link, enter the multiple connection mode, and establish a second link with the first control device in the multiple connection mode in response to a connection request sent by the first control device; the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device; the control instruction is used for instructing the first control device to enter the multi-connection mode.
In a second aspect, an embodiment of the present application provides a control apparatus, including:
receiving a control instruction sent by a display device through a first link, wherein the first link is a Bluetooth connection link established by the control device and the display device in a single connection mode, the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device, and the control instruction is used for indicating the first control device to enter the multi-connection mode; the multi-connection mode is a Bluetooth connection mode in which one control device is connected with a plurality of display devices;
under the condition that the control equipment supports the multi-connection mode, sending confirmation information to the display equipment through the first link, entering the multi-connection mode, sending a connection request to the display equipment, and establishing a second link with the display equipment under the multi-connection mode.
In a third aspect, an embodiment of the present application provides a method for controlling a display device, including:
receiving a mode switching instruction, wherein the mode switching instruction is used for switching a Bluetooth connection mode between the display equipment and the control equipment into a multi-connection mode, and the multi-connection mode is a Bluetooth connection mode in which one control equipment is connected with a plurality of display equipment;
the method comprises the steps that when a first link is established between the display device and a first control device and the first link is a Bluetooth connection link established in a single connection mode, a control instruction is sent to the first control device through the first link;
after receiving confirmation information sent by the first control equipment through the first link, disconnecting the first link, entering the multi-connection mode, and responding to a connection request sent by the first control equipment, and establishing a second link with the first control equipment in the multi-connection mode; the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device; the control instruction is used for instructing the first control device to enter the multi-connection mode.
In a fourth aspect, an embodiment of the present application provides a method for controlling a display device, including:
receiving a control instruction sent by a display device through a first link, wherein the first link is a Bluetooth connection link established by the control device and the display device in a single connection mode, the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device, and the control instruction is used for indicating the first control device to enter the multi-connection mode; the multi-connection mode is a Bluetooth connection mode in which one control device is connected with a plurality of display devices;
under the condition that the control equipment supports the multi-connection mode, sending confirmation information to the display equipment through the first link, entering the multi-connection mode, sending a connection request to the display equipment, and establishing a second link with the display equipment under the multi-connection mode.
In a fifth aspect, the present application provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a computing device, the computing device is enabled to implement the control method for the display device according to the third aspect or the fourth aspect.
In a sixth aspect, the present application provides a computer program product, which when run on a computer, causes the computer to implement the control method for the display device according to the third or fourth aspect.
As can be seen from the foregoing technical solutions, in the control method of the display device and the display device provided in this embodiment of the present application, when a mode switching instruction for switching a bluetooth connection mode between the display device and the control device to a multi-connection mode is received, it is first determined whether the display device establishes a bluetooth connection link with the control device in the single-connection mode, and when the display device establishes a first link with a first control device and the first link is the bluetooth connection link established in the single-connection mode, a control instruction instructing the first control device to enter the multi-connection mode is sent to the first control device through the first link, and after receiving confirmation information sent by the first control device through the first link, the first link is disconnected, the multi-connection mode is entered, and in response to a connection request sent by the first control device, a second link is established with the first control device in the multi-connection mode. Because this application embodiment can make display device be in under the many connected modes with first controlgear carries out the establishment of second link, and many connected modes are the bluetooth connection mode that a controlgear connects a plurality of display devices, therefore this application embodiment can connect a plurality of display devices through a controlgear to control a plurality of display devices simultaneously, and need not to control display devices through controlgear one to one alone, so this application embodiment can simplify the operation of controlling a plurality of display devices in the scene including a plurality of display devices, solve one to one alone and can lead to the very loaded down with trivial details problem of control of display device.
Drawings
In order to more clearly illustrate the embodiments of the present application or the implementation manner in the related art, the drawings used in the description of the embodiments or the related art will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present application, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 illustrates a scene architecture diagram of a control method of a display device in some embodiments;
fig. 2 shows a block diagram of a hardware configuration of a control device in some embodiments;
fig. 3 shows a hardware configuration block diagram of a display device in some embodiments;
FIG. 4 illustrates a software configuration diagram in a display device in some embodiments;
FIG. 5 illustrates one of the interaction flow diagrams of a method of controlling a display device in some embodiments;
FIG. 6 illustrates a second interaction flow diagram of a method of controlling a display device in some embodiments;
FIG. 7 illustrates a third interaction flow diagram of a method of controlling a display device in some embodiments;
FIG. 8 illustrates a fourth interaction flow diagram of a method of controlling a display device in some embodiments;
FIG. 9 illustrates a fifth interaction flow diagram of a method of controlling a display device in some embodiments;
fig. 10 shows a sixth interaction flow diagram of a control method of a display device in some embodiments.
Detailed Description
To make the purpose and embodiments of the present application clearer, the following will clearly and completely describe the exemplary embodiments of the present application with reference to the attached drawings in the exemplary embodiments of the present application, and it is obvious that the described exemplary embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
It should be noted that the brief descriptions of the terms in the present application are only for the convenience of understanding the embodiments described below, and are not intended to limit the embodiments of the present application. These terms should be understood in their ordinary and customary meaning unless otherwise indicated.
The terms "comprises" and "comprising," as well as any variations thereof, are intended to cover a non-exclusive inclusion, such that a product or device that comprises a list of elements is not necessarily limited to all of the elements explicitly listed, but may include other elements not expressly listed or inherent to such product or device.
Fig. 1 is a schematic view of a scene architecture of a control method of a display device according to an embodiment of the present application. As shown in fig. 1, a scenario architecture provided in an embodiment of the present application includes: a control device 100, and a plurality of display devices (shown in fig. 1 by way of example to include a display device 200-1, a display device 200-2, a display device 200-3, and a display device 200-4).
The display device provided by the embodiment of the present application may have various implementation forms, for example, the display device may be a television, a smart speaker refrigerator with a display function, a curtain with a display function, a Personal Computer (PC), a laser projection device, a display (monitor), an electronic whiteboard (electronic whiteboard), a wearable device, an on-vehicle device, an electronic desktop (electronic table), and the like.
In some embodiments, the control device 100 may be a remote control, and the communication between the remote control and the display device includes an infrared protocol communication or a bluetooth protocol communication, and other short-range communication methods, and the display device is controlled by a wireless or wired method. The user may input user instructions via keys on a remote control, voice input, control panel input, etc. to control the display device.
In some embodiments, the control device 100 may be a terminal device as well. For example: the terminal equipment can be mobile terminals such as mobile phones, tablet computers, computers and notebook computers.
In some embodiments, the display device may be controlled in a manner other than controlling the device, for example, the voice command control of the user may be directly received through a module configured inside the display device for acquiring the voice command.
In some embodiments, the display device may also be in data communication with a server to obtain the relevant media assets from the server. The display device may be allowed to be communicatively connected to the server via a Local Area Network (LAN), a Wireless Local Area Network (WLAN). The server may provide media asset services and various content and interactions to the display device. The server may be a cluster or a plurality of clusters, and may include one or more types of servers.
In some embodiments, the control device 100 may establish a bluetooth connection link with the display device one-to-one in a single connection mode to individually control the connected display devices through the control device 100. For example: the control device 100 establishes a bluetooth connection link with the display device 200-1 one-to-one in the single connection mode, and the display device 200-1 can be controlled by the control device 100 alone.
In some embodiments, the control device 100 may establish a bluetooth connection link with a plurality of display devices in a multi-connection mode one-to-many to control all the connected display devices through the control device 100. For example: the control device 100 respectively establishes multiple bluetooth connection links with the display device 200-1, the display device 200-2, the display device 200-3 and the display device 200-4 in the multiple connection mode, so that a user can control the display device 200-1, the display device 200-2, the display device 200-3 and the display device 2 to execute corresponding control instructions through one operation on the control device 100.
Fig. 2 exemplarily shows a block diagram of the configuration of the control apparatus 100 in the embodiment shown in fig. 1. As shown in fig. 2, the control apparatus 100 includes a controller 110, a communication interface 130, a user output interface 140, a memory, and a power supply source. The control device 100 can receive an operation instruction input by a user, convert the operation instruction into an instruction which can be recognized and responded by the display device, and forward the operation instruction or the instruction obtained by converting the voice instruction to the display device, so that the interaction mediation between the user and the display device is realized.
In some embodiments, the communication interface 130 of the control device 100 is configured to perform the steps of:
receiving a control instruction sent by a display device through a first link, wherein the first link is a Bluetooth connection link established by the control device and the display device in a single connection mode, the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device, and the control instruction is used for indicating the first control device to enter the multi-connection mode; the multi-connection mode is a Bluetooth connection mode in which one control device is connected with a plurality of display devices; and sending confirmation information to the display device through the first link, entering the multi-connection mode, sending a connection request to the display device, and establishing a second link with the display device in the multi-connection mode under the condition that the control device supports the multi-connection mode.
In some embodiments, the communication interface 130 of the control device 100 is further configured to perform the steps of:
after the confirmation information is sent to the display device through the first link, receiving link information sent by the display device through the first link, wherein the link information comprises information of the display device required to be used by the control device in the process of establishing the second link, sending a connection request to the display device based on the link information, and establishing the second link with the display device in the multi-connection mode based on the link information.
In some embodiments, the communication interface 130 of the control device 100 is further configured to receive, after establishing the second link with the display device, a value code table of the display device sent by the display device through the second link, where the value code table includes code values corresponding to at least one operation instruction of the display device; the user interface 140 of the control device 100 is further configured to receive an operation instruction input by a user; the communication interface 130 of the control device 100 is further configured to obtain a code value corresponding to the operation instruction according to the value code table of the display device, and send the code value corresponding to the operation instruction to the display device.
As shown in fig. 3, the display apparatus includes at least one of a tuner demodulator 210, a communicator 220, a detector 230, an external device interface 240, a controller 250, a display 260, an audio output interface 270, a memory, a power supply, and a user interface 280.
In some embodiments, the controller 250 includes a processor, a video processor, an audio processor, a graphic processor, a RAM, a ROM, a first interface to an nth interface for input/output.
The display 260 includes a display screen component for presenting a picture, and a driving component for driving image display, a component for receiving an image signal from the controller output, performing display of video content, image content, and a menu manipulation interface, and a user manipulation UI interface.
The display 260 may be a liquid crystal display, an OLED display, and a projection display, and may also be a projection device and a projection screen.
The communicator 220 is a component for communicating with an external device or a server according to various communication protocol types. For example: the communicator may include at least one of a Wifi module, a bluetooth module, a wired ethernet module, and other network communication protocol chips or near field communication protocol chips, and an infrared receiver. The display apparatus may establish transmission and reception of control signals and data signals with the external control apparatus 100 or the server 400 through the communicator 220.
A user interface, which can be used to receive the control signal input by the user through the control device 100 (e.g., infrared remote control, etc.) or touch or gesture, etc.
The detector 230 is used to collect signals of an external environment or interaction with the outside. For example, detector 230 includes a light receiver, a sensor for collecting ambient light intensity; alternatively, the detector 230 includes an image collector, such as a camera, which may be used to collect external environment scenes, attributes of the user, or user interaction gestures, or the detector 230 includes a sound collector, such as a microphone, which is used to receive external sounds.
The external device interface 240 may include, but is not limited to, the following: high Definition Multimedia Interface (HDMI), analog or data high definition component input interface (component), composite video input interface (CVBS), USB input interface (USB), RGB port, and the like. The interface may be a composite input/output interface formed by the plurality of interfaces.
The tuner demodulator 210 receives a broadcast television signal through wired or wireless reception and demodulates an audio/video signal, such as an EPG data signal, from a plurality of wireless or wired broadcast television signals.
In some embodiments, the controller 250 and the modem 210 may be located in different separate devices, that is, the modem 210 may also be located in an external device of the main device where the controller 250 is located, such as an external set-top box.
The controller 250 controls the operation of the display device and responds to the user's operation through various software control programs stored in the memory. The controller 250 controls the overall operation of the display device. For example: in response to receiving a user command for selecting a UI object to be displayed on the display 260, the controller 250 may perform an operation related to the object selected by the user command.
In some embodiments the controller comprises at least one of a Central Processing Unit (CPU), a video processor, an audio processor, a Graphics Processing Unit (GPU), a RAM Random Access Memory (RAM), a ROM (Read-Only Memory), a first to nth interface for input/output, a communication Bus (Bus), and the like.
A user may input a user command on a Graphical User Interface (GUI) displayed on the display 260, and the user interface receives the user input command through the Graphical User Interface (GUI). Alternatively, the user may input a user command by inputting a specific sound or gesture, and the user interface receives the user input command by recognizing the sound or gesture through the sensor.
A "user interface" is a media interface for interaction and information exchange between an application or operating system and a user that enables the conversion of the internal form of information to a form acceptable to the user. A commonly used presentation form of the User Interface is a Graphical User Interface (GUI), which refers to a User Interface related to computer operations and displayed in a graphical manner. It may be an interface element such as an icon, a window, a control, etc. displayed in the display screen of the electronic device, where the control may include a visual interface element such as an icon, a button, a menu, a tab, a text box, a dialog box, a status bar, a navigation bar, a Widget, etc.
In some embodiments, the user interface 280 of the display device is configured to receive a mode switching instruction, where the mode switching instruction is used to switch a bluetooth connection mode between the display device and the control device to a multi-connection mode, where one control device is connected to a plurality of display devices; a communicator 220 configured to, when a first link is established between the display apparatus and a first control apparatus and the first link is a bluetooth connection link established in a single connection mode, send a control instruction to the first control apparatus through the first link, and after receiving confirmation information sent by the first control apparatus through the first link, disconnect the first link, enter the multi-connection mode, and in response to a connection request sent by the first control apparatus, establish a second link with the first control apparatus in the multi-connection mode; the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device; the control instruction is used for instructing the first control device to enter the multi-connection mode.
In some embodiments, the communicator 220 of the display device is further configured to transmit link information to the first control device over the first link before disconnecting the first link; wherein the link information includes information of the display device that the first control device needs to use in establishing the second link.
In some embodiments, the communicator 220 of the display device is further configured to enter the multi-connection mode in a case where the display device does not establish a bluetooth connection link with any control device, and to perform establishment of the second link with a second control device in the multi-connection mode in response to a connection request transmitted by the second control device.
In some embodiments, the communicator 220 of the display device is further configured to transmit the value code table of the display device to the control device through the second link after the second link is established; the value code table comprises code values corresponding to at least one operation instruction of the display equipment.
In some embodiments, the communicator 220 of the display device is further configured to receive the code value transmitted by the control device through the second link device; the controller 250 of the display device is configured to obtain an operation instruction corresponding to the code value according to a value code table of the display device, and execute the operation instruction corresponding to the code value.
Referring to fig. 4, in some embodiments, the operating system of the display device is divided into four layers, which are an Application (Applications) layer (abbreviated as "Application layer"), an Application Framework (Application Framework) layer (abbreviated as "Framework layer"), an Android runtime (Android runtime) and system library layer (abbreviated as "system runtime layer"), and a kernel layer from top to bottom.
In some embodiments, at least one application program runs in the application program layer, and the application programs may be windows (Window) programs carried by an operating system, system setting programs, clock programs or the like; or an application developed by a third party developer. In particular implementations, the application packages in the application layer are not limited to the above examples.
The framework layer provides an Application Programming Interface (API) and a programming framework for the application. The application framework layer includes a number of predefined functions. The application framework layer acts as a processing center that decides to let the applications in the application layer act. The application program can access the resources in the system and obtain the services of the system in execution through the API interface.
As shown in fig. 4, in the embodiment of the present application, the application framework layer includes a manager (Managers), a Content Provider (Content Provider), and the like, where the manager includes at least one of the following modules: an Activity Manager (Activity Manager) is used for interacting with all activities running in the system; a Location Manager (Location Manager) for providing access to the system Location service to the system service or application; a Package Manager (Package Manager) for retrieving various information related to an application currently installed on the device; a Notification Manager (Notification Manager) for controlling display and clearing of Notification messages; a Window Manager (Window Manager) is used to manage icons, windows, toolbars, wallpapers, and desktop components on a user interface.
In some embodiments, the activity manager is used to manage the lifecycle of the various applications and the usual navigation fallback functions, such as controlling exit, opening, fallback, etc. of the applications. The window manager is used for managing all window programs, such as obtaining the size of a display screen, judging whether a status bar exists, locking the screen, intercepting the screen, controlling the change of the display window (for example, reducing the display window, displaying a shake, displaying a distortion deformation, and the like), and the like.
In some embodiments, the system runtime layer provides support for the upper layer, i.e., the framework layer, and when the framework layer is used, the android operating system runs the C/C + + library included in the system runtime layer to implement the functions to be implemented by the framework layer.
In some embodiments, the kernel layer is a layer between hardware and software. As shown in fig. 4, the core layer includes at least one of the following drivers: audio drive, display driver, bluetooth drive, camera drive, WIFI drive, USB drive, HDMI drive, sensor drive (like fingerprint sensor, temperature sensor, pressure sensor etc.) and power drive etc..
Fig. 5 is a schematic flowchart illustrating a control method of a display device according to an embodiment of the present application, where as shown in fig. 5, the control method of the display device according to the embodiment of the present application includes the following steps:
s501, the display device receives a mode switching instruction.
The mode switching instruction is used for switching a Bluetooth connection mode between the display equipment and the control equipment into a multi-connection mode, and the multi-connection mode is a Bluetooth connection mode in which one control equipment is connected with a plurality of display equipment.
The Bluetooth Special Interest Group (Bluetooth SIG) has promoted the technical standard of Low power consumption Audio, through the Bluetooth Audio Sharing (Audio Sharing) ability among the Low power consumption Audio technology, can make a plurality of equipment share same signal source, and display device can support many connected modes based on the Low power consumption Audio technology.
Referring to fig. 6, in some embodiments, an implementation manner of the display device receiving the mode switching instruction includes: the display apparatus first displays a connection mode selection interface 61 in response to a user operation, the connection mode selection interface 61 including: the connection prohibition mode, the multi-connection mode and the single-connection mode are used for the user to select, and when the user inputs a selection operation to the multi-connection mode, it can be determined that the display device receives a mode switching instruction.
S502, the display device determines the current Bluetooth connection mode and the connection condition with the control device.
The determination result in the step S502 may include the following:
and as a result, 1, the current Bluetooth connection mode of the display device is to forbid the Bluetooth connection with the control device.
And as a result, 2, the current Bluetooth connection mode of the display device is a single connection mode, but a Bluetooth connection link is not established with the control device.
And 3, the current Bluetooth connection mode of the display device is a single connection mode, and a first link is established with the first control device.
And 4, the current Bluetooth connection mode of the display device is a multi-connection mode, but a Bluetooth connection link is not established with the control device.
As a result, 5, the current bluetooth connection mode of the display device is the multi-connection mode, and a bluetooth connection link is established with the control device.
In step S502, if the determination result is result 3 (a first link is established between the display device and the first control device, and the first link is a bluetooth connection link established in the single connection mode), the control method of the display device according to the embodiment of the present application continues to perform steps S503 and S504 as follows:
s503, the display device sends a control instruction to the first control device through the first link.
Correspondingly, the first control device receives the control instruction sent by the display device through the first link.
Wherein the control instruction is to instruct the first control device to enter the multi-connection mode.
In some embodiments, the first link may be a Bluetooth Low Energy (BLE) link established based on Generic Attribute Profile (GATT).
S504, the first control device determines whether the first control device supports the multi-connection mode.
In the above step S504, if the first control device does not support the multi-connection mode, the process of the control method for the display device provided in the embodiment of the present application is ended, and if the first control device supports the multi-connection mode, the control method for the display device provided in the embodiment of the present application continues to execute the following steps S505 to S510:
and S505, the first control device sends confirmation information to the display device through the first link.
Correspondingly, the display device receives confirmation information sent by the first control device through the first link.
S506, the display device disconnects the first link.
That is, the display device actively disconnects the bluetooth connection link established with the first control device in the single connection mode.
And S507, the display equipment enters the multi-connection mode.
That is, the display device switches the role in the bluetooth connection relationship to a recipient (Acceptor), in preparation for establishment of a bluetooth connection link with the Initiator as one of a plurality of recipients connected with the Initiator (Initiator) in bluetooth.
And S508, the first control equipment enters the multi-connection mode.
That is, the first control device switches the role in the bluetooth connection relationship to the Initiator (Initiator) in preparation for establishing the bluetooth connection link with the plurality of receivers as the Initiator (Initiator).
And S509, the first control device sends a connection request to the display device.
Correspondingly, the display device receives the connection request sent by the first control device.
In some embodiments, the first control device may send the connection request in a broadcast manner to send the connection request to the display device.
It should be noted that, in the embodiment of the present application, the sequence of steps S506 to S509 is not limited, the display device may execute steps S506 and S507 first, and then the first control device executes steps S508 and S508, or the first control device executes steps S508 and S508 first, and then the display device executes steps S506 and S507, or the display device and the first control device execute synchronously.
And S510, the display device establishes a second link with the first control device in the multi-connection mode.
Correspondingly, the first control equipment establishes a second link with the display equipment in the multi-connection mode.
In some embodiments, the second link may be a Connected Isochronous Streaming (CIS) link established based on a Low Energy Audio (LE Audio) technology standard.
In some embodiments, the establishment of the second link between the first control device and the display device may be implemented by the following steps a to d:
step a, the first control equipment sends a connection establishment request to the display equipment.
Correspondingly, the display device receives the establishment request.
Wherein the establishment request is for requesting establishment of an isochronous channel connection.
And b, the display equipment responds to the connection establishment request to establish isochronous channel connection with the first control equipment.
And c, establishing an ACL (identities a low level) link between the first control equipment and the display equipment.
And d, establishing a GATT link or an EATT link between the first control device and the display device.
And e, sending an interactive instruction.
When a mode switching instruction for switching a bluetooth connection mode between a display device and a control device to a multi-connection mode is received, it is determined whether a bluetooth connection link is established between the display device and the control device in a single-connection mode, and when the display device and a first control device establish a first link and the first link is the bluetooth connection link established in the single-connection mode, a control instruction for instructing the first control device to enter the multi-connection mode is sent to the first control device through the first link, and after receiving confirmation information sent by the first control device through the first link, the first link is disconnected, the multi-connection mode is entered, and a connection request sent by the first control device is responded, and a second link is established with the first control device in the multi-connection mode. Because this application embodiment can make display device be in under the many connected modes with first controlgear carries out the establishment of second link, and many connected modes are the bluetooth connection mode that a controlgear connects a plurality of display devices, therefore this application embodiment can connect a plurality of display devices through a controlgear to control a plurality of display devices simultaneously, and need not to control display devices through controlgear one to one alone, so this application embodiment can simplify the operation of controlling a plurality of display devices in the scene including a plurality of display devices, solve one to one alone and can lead to the very loaded down with trivial details problem of control of display device.
Referring to fig. 7, on the basis of the embodiment shown in fig. 5, before step S506 (disconnecting the first link), the control method of the display device according to the embodiment of the present application includes step S71:
and S71, the display equipment sends link information to the first control equipment through the first link.
Correspondingly, the first control equipment receives the link information sent by the display equipment through the first link.
Wherein the link information includes information of the display device that the control device needs to use in establishing the second link.
In some implementations, the link information may include Media Access Control Address (MAC Address) of the display Device, bluetooth Device Address (BD _ ADDR), system clock for generating Device Access Code (Device Access Code), normal and sync mode Device class for establishing a link, device name, supported service class, and the like.
The upper step S509 (the first control device transmits a connection request to the display device) includes: and sending a connection request to the display device based on the link information.
The step S510 (the first control device performs establishment of the second link with the control device in the multi-connection mode) includes: establishing the second link with the display device in the multi-connection mode based on the link information.
In the above embodiment, before the first link is disconnected, the display device sends link information to the first control device through the first link, so that the first control device can directly and quickly establish the second link with the display device through the link information, and thus the bluetooth connection link between the display device and the first control device is switched from the first link to the second link without being perceived by the user.
Fig. 8 is a schematic flowchart illustrating a control method of a display device according to an embodiment of the present application, where as shown in fig. 8, the control method of the display device according to the embodiment of the present application includes the following steps:
s801, the display device receives a mode switching instruction.
S802, the display device determines the current Bluetooth connection mode and the connection condition with the control device.
As described above, the determination result in the step S802 may include the following steps:
as a result, 1, the current Bluetooth connection mode of the display device is to forbid the Bluetooth connection with the control device, and the Bluetooth connection is not established with any control device.
And as a result 2, the current Bluetooth connection mode of the display device is a single connection mode, but a Bluetooth connection link is not established with the control device.
And 3, the current Bluetooth connection mode of the display device is a single connection mode, and a first link is established with the first control device.
And 4, the current Bluetooth connection mode of the display device is a multi-connection mode, but a Bluetooth connection link is not established with the control device.
As a result, 5, the current bluetooth connection mode of the display device is the multi-connection mode, and a bluetooth connection link is established with the control device.
In step S802, if the determination result is result 1 (the current bluetooth connection mode of the display device is bluetooth connection prohibition with the control device) or 2 (the current bluetooth connection mode of the display device is the single connection mode, but a bluetooth connection link is not established with the control device), the control method of the display device according to the embodiment of the present application continues to perform steps S803 and S804 as follows:
and S803, the display equipment enters the multi-connection mode.
That is, the display device switches the role in the bluetooth connection relationship to a receiver (Acceptor), and is ready for establishment of a bluetooth connection link with an Initiator (Initiator) as one of a plurality of receivers that are bluetooth-connected with the Initiator.
And S804, the second control equipment sends a connection request to the display equipment.
Correspondingly, the display device receives the connection request sent by the second control device.
Also, the second control apparatus may transmit the connection request in a broadcast manner to transmit the connection request to the display apparatus.
In some embodiments, the implementation of triggering the second control device to send the connection request in a broadcast manner may be the same as the embodiment shown in fig. 5.
And S805, the display device establishes a second link with the second control device in the multi-connection mode.
Correspondingly, the second control is set in the multi-connection mode to establish a second link with the display device.
It should be noted that, in some embodiments, the determination result in step S502 or S802 may also be result 4 (the current bluetooth connection mode of the display device is the multi-connection mode, but no bluetooth connection link is established with the control device) result 5 (the current bluetooth connection mode of the display device is the multi-connection mode, and a bluetooth connection link is established with the control device), and when the determination result is also result 4 or result 5, since the current bluetooth connection mode of the display device has entered the multi-connection mode, the received mode switching command may be ignored, and the mode switching command is directly waited for and received
Referring to fig. 9, in some embodiments, on the basis of the embodiment shown in fig. 5 or fig. 8, after the second link is established, the method for controlling a display device according to an embodiment of the present application further includes:
and S901, the display device sends the value code table of the display device to the control device through the second link.
Correspondingly, the first control device or the second control device receives the value code table of the display device sent by the display device through the second link.
The value code table comprises code values corresponding to at least one operation instruction of the display device.
In the embodiment of the present application, the fact that the display device sends the value code table of the display device to the control device through the second link means that, when the display device and the first control device establish the second link, the display device sends the value code table of the display device to the first control device through the second link, and when the display device and the second control device establish the second link, the display device sends the value code table of the display device to the second control device through the second link.
In the embodiment shown in fig. 5, the display device establishes the second link with the first control device, so the step S901 includes: the display device sends the value code table of the display device to the first control device through the second link, and the first control device receives the value code table of the display device sent by the display device through the second link.
In the embodiment shown in fig. 8, the display device establishes the second link with the second control device, so the step S901 includes: the display device sends the value code table of the display device to the second control device through the second link, and the second control device receives the value code table of the display device sent by the display device through the second link.
For example, the value code table of the display device may be as shown in table 1 below:
TABLE 1
Figure BDA0003723712690000141
And S902, receiving an operation instruction input by a user by the control device (the first control device or the second control device).
In some embodiments, the user may operate the keys of the control device to enable the control device to receive the operation instruction input by the user.
In some embodiments, the user may also input an operation instruction to the control device through a gravity change, a voice input, a presence input, or the like, so that the control device receives the operation instruction input by the user.
And S903, the control device (the first control device or the second control device) acquires the code value corresponding to the operation instruction according to the value code table of the display device.
For example, the following control device bluetooth is connected with 2 display devices (display device a and display device B) to exemplify the above step S903.
The code value table of the display device a is shown in table 1 above, and the code value table of the display device a is shown in table 2 below:
TABLE 2
Figure BDA0003723712690000151
When a second link is established between the display device and the first control device, and the received operation instruction input by the user is "shutdown", the code value corresponding to the operation instruction "shutdown" may be determined to be "0100" according to the value code table (table 1) of the display device a, and the code value corresponding to the operation instruction "shutdown" may be determined to be "1011" according to the value code table (table 2) of the display device B.
When the operation instruction received by the control device and input by the user is "volume +", it may be determined that the code value corresponding to the operation instruction being "shutdown" is "0000" according to the value code table (table 1) of the display device a, and it may be determined that the code value corresponding to the operation instruction being "volume +" is "1111" according to the value code table (table 2) of the display device B.
And S904, the control equipment sends the code value corresponding to the operation instruction to the display equipment.
Correspondingly, the display device receives the code value sent by the control device (the first control device or the second control device) through the second link device.
As described in the above example, the control device bluetooth is connected to 2 display devices (display device a and display device B) and the value code table of the display device a is as shown in table 1 above, and the value code table of the display device B is as shown in table 2 above, so that when the operation instruction input by the user received by the control device is "power off", the control device transmits the value code "0100" to the display device a, transmits the value code "1011" to the display device B, and when the operation instruction input by the user received by the control device is "volume +", the control device transmits the value code "0000" to the display device a, and transmits the value code "1111" to the display device B.
S905, the display device obtains an operation instruction corresponding to the code value according to the value code table of the display device.
In the above example, when the operation instruction input by the user and received by the control device is "power off", the value code received by the display device a is "0100", the value code received by the display device a is "1011", the operation instruction corresponding to the received code value can be obtained by the display device a and the display device B according to the value code tables shown in tables 1 and 2, respectively, is "power off", when the operation instruction input by the user and received by the control device is "volume +", the value code received by the display device a is "0000", the value code received by the display device a is "1111", and the operation instruction corresponding to the received code value can be obtained by the display device a and the display device B according to the value code tables shown in tables 1 and 2, respectively, is "volume +".
And S906, the display equipment executes the operation instruction corresponding to the code value.
In the above embodiment, the display device first sends, to the display device, a value code table including a code value corresponding to at least one operation instruction of the display device, and when receiving a control instruction input by a user, the control device may send, to each display device, a code value corresponding to the control instruction according to each display device value code table, so that the above embodiment may control, when receiving the control instruction input by the user, the display device to execute the same control operation by using different code values.
For example, referring to fig. 10, in fig. 10, an opposite end of the second link is taken as a control device, the control device is connected to the display device a and the display device B through bluetooth, the value code tables of the display device a and the display device B are respectively described as in table 1 and table 2, as shown in fig. 10, the control method of the display device includes:
s101, the display device A sends the value code table shown in the table 1 to the control device.
Correspondingly, the control equipment receives the value code table shown in the table 1 and sent by the display equipment A.
S102, the display device B sends the value code table shown in the table 2 to the control device.
Correspondingly, the control device receives the value code table shown in the table 2 sent by the display device B.
S103, the control device receives an operation instruction 'volume plus' input by a user.
S104, the control device determines a code value "0000" according to the value code table shown in the table 1.
S105, the control device transmits the code value "0000" to the display device a.
Correspondingly, the display apparatus a receives the code value "0000" transmitted by the control apparatus.
S106, the display device A determines an operation instruction 'volume +' according to the value code table and the code value '0000' shown in the table 1.
S107, the display device A executes the operation instruction 'volume +'.
S108, the control device determines a code value '1111' according to the value code table shown in Table 2.
S109, the control device transmits the code value "1111" to the display device B.
Correspondingly, the display device B receives the code value "1111" transmitted from the control device.
S110, the display device B determines an operation instruction 'volume +' according to the value code table and the code value '1111' shown in the table 2.
S111, the display device B executes an operation instruction of volume plus.
So far, although the code values corresponding to the operation instruction "volume +" of the display device a and the display device B are different, when the user inputs the operation instruction "volume +" on the control device, the control device may control both the display device a and the display device B to execute the operation instruction "volume +".
In some embodiments, the present application provides a computer-readable storage medium, on which a computer program is stored, and when the computer program is executed by a computing device, the computing device is enabled to implement the control method of the display device according to any one of the above embodiments.
In some embodiments, the present application provides a computer program product, which when running on a computer, causes the computer to implement the control method of the display device according to any one of the above embodiments.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
The foregoing description, for purposes of explanation, has been presented in conjunction with specific embodiments. However, the illustrative discussions above are not intended to be exhaustive or to limit the embodiments to the precise forms disclosed above. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles and the practical application, to thereby enable others skilled in the art to best utilize the embodiments and various embodiments with various modifications as are suited to the particular use contemplated.

Claims (10)

1. A display device, comprising:
a user interface configured to receive a mode switching instruction, the mode switching instruction being used to switch a bluetooth connection mode between the display device and a control device to a multi-connection mode, the multi-connection mode being a bluetooth connection mode in which one control device is connected to a plurality of display devices;
a communicator configured to, when a first link is established between the display device and a first control device and the first link is a bluetooth connection link established in a single connection mode, send a control instruction to the first control device through the first link, disconnect the first link after receiving confirmation information sent by the first control device through the first link, enter the multiple connection mode, and establish a second link with the first control device in the multiple connection mode in response to a connection request sent by the first control device; the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device; the control instruction is used for instructing the first control device to enter the multi-connection mode.
2. The display device of claim 1, wherein the communicator is further configured to transmit link information to the first control device over the first link prior to disconnecting the first link;
the link information includes information of the display device that the first control device needs to use in establishing the second link.
3. The display device according to claim 1, wherein the communicator is further configured to enter the multi-connection mode in a case where the display device does not establish a bluetooth connection link with any control device, and to perform establishment of the second link with a second control device in the multi-connection mode in response to a connection request transmitted by the second control device.
4. A display device according to any of claims 1-3, wherein the communicator is further configured to transmit a table of value codes of the display device to a control device over the second link after the second link is established;
the value code table comprises code values corresponding to at least one operation instruction of the display equipment.
5. The display device according to claim 4, further comprising: a controller;
the communicator is further configured to receive a code value transmitted by the control device through the second link device;
the controller is configured to acquire the operation instruction corresponding to the code value according to a value code table of the display device and execute the operation instruction corresponding to the code value.
6. A control apparatus, characterized by comprising: a communication interface configured to:
receiving a control instruction sent by a display device through a first link, wherein the first link is a Bluetooth connection link established by the control device and the display device in a single connection mode, the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device, and the control instruction is used for indicating the control device to enter a multi-connection mode; the multi-connection mode is a Bluetooth connection mode in which one control device is connected with a plurality of display devices;
under the condition that the control equipment supports the multi-connection mode, sending confirmation information to the display equipment through the first link, entering the multi-connection mode, sending a connection request to the display equipment, and establishing a second link with the display equipment under the multi-connection mode.
7. The control device according to claim 6, wherein the communication interface is further configured to receive link information sent by the display device through the first link after sending the confirmation information to the display device through the first link, the link information including information of the display device that the control device needs to use during establishment of the second link;
the communicator is specifically configured to: sending a connection request to the display device based on the link information, and establishing the second link with the display device in the multi-connection mode based on the link information.
8. The control apparatus according to claim 6, characterized in that the control apparatus further comprises: a user interface;
the communicator is further configured to receive a value code table of the display device, which is sent by the display device through the second link after the second link is established with the display device, wherein the value code table includes a code value corresponding to at least one operation instruction of the display device;
the user interface is configured to receive an operation instruction input by a user;
the communicator is further configured to acquire a code value corresponding to the operation instruction according to a value code table of the display device, and send the code value corresponding to the operation instruction to the display device.
9. A control method of a display device, characterized by comprising:
receiving a mode switching instruction, wherein the mode switching instruction is used for switching a Bluetooth connection mode between the display equipment and the control equipment into a multi-connection mode, and the multi-connection mode is a Bluetooth connection mode in which one control equipment is connected with a plurality of display equipment;
the method comprises the steps that when a first link is established between the display equipment and first control equipment and the first link is a Bluetooth connection link established in a single connection mode, a control instruction is sent to the first control equipment through the first link;
after receiving confirmation information sent by the first control equipment through the first link, disconnecting the first link, entering the multi-connection mode, and responding to a connection request sent by the first control equipment, and establishing a second link with the first control equipment in the multi-connection mode; the single connection mode is a Bluetooth connection mode in which one control device is connected with one display device; the control instruction is used for instructing the first control device to enter the multi-connection mode.
10. A control method of a display device, characterized by comprising:
receiving a control instruction sent by a display device through a first link, wherein the first link is a Bluetooth connection link established by the control device and the display device in a single connection mode, the single connection mode is a Bluetooth connection mode in which the display device and the control device are connected in a one-to-one manner, and the control instruction is used for indicating the control device to enter a multi-connection mode; the multi-connection mode is a Bluetooth connection mode in which one control device is connected with a plurality of display devices;
under the condition that the control equipment supports the multi-connection mode, sending confirmation information to the display equipment through the first link, entering the multi-connection mode, sending a connection request to the display equipment, and establishing a second link with the display equipment under the multi-connection mode.
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