CN112738621A - Wireless screen projection method, device and system for non-smart television - Google Patents
Wireless screen projection method, device and system for non-smart television Download PDFInfo
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- CN112738621A CN112738621A CN202011560240.9A CN202011560240A CN112738621A CN 112738621 A CN112738621 A CN 112738621A CN 202011560240 A CN202011560240 A CN 202011560240A CN 112738621 A CN112738621 A CN 112738621A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network
- H04N21/43637—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4367—Establishing a secure communication between the client and a peripheral device or smart card
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing 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
- H04N21/439—Processing of audio elementary streams
- H04N21/4398—Processing of audio elementary streams involving reformatting operations of audio signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing 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
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
Abstract
The invention discloses a wireless screen projection method, a wireless screen projection device and a wireless screen projection system for a non-intelligent television, wherein the method comprises the following steps: the method comprises the following steps that wireless screen projection equipment is connected to a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection equipment; starting a wireless hotspot module on the wireless screen projection equipment, enabling the wireless hotspot module to enter a state to be connected, and obtaining screen projection parameters of the non-intelligent television; after a wireless connection is established between a screen to be projected terminal and the wireless screen projecting equipment, the wireless screen projecting equipment receives a screen projecting data stream sent by the screen to be projected terminal; the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played; and inputting the data stream to be played into the non-intelligent television and performing screen projection display. In the embodiment of the invention, the wireless screen projection of the non-smart television is supported, and friendly interactive screen projection experience is provided for users.
Description
Technical Field
The invention relates to the technical field of television screen projection, in particular to a wireless screen projection method, device and system of a non-intelligent television.
Background
The data information displayed on the data source device can be projected to another device for synchronous display through the screen projection technology, however, most of the existing screen projection technologies are applied to intelligent devices, such as mutual screen projection between a PC and an intelligent terminal or mutual screen projection between the PC and the PC device.
The screen projection mode on the non-intelligent device is generally a mode of data lines, and corresponding audio and video data are transmitted through corresponding application software, so that the operation of a user is very inconvenient, and the user needs to carry a corresponding special data line; and the data line can restrict the application range of the screen projection terminal, great inconvenience is brought to the user, and the user experience is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a wireless screen projection method, device and system of a non-smart television, which support the wireless screen projection of the non-smart television and provide friendly interactive screen projection experience for users.
In order to solve the technical problem, an embodiment of the present invention provides a wireless screen projection method for a non-smart television, where the method includes:
the method comprises the following steps that wireless screen projection equipment is connected to a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection equipment;
starting a wireless hotspot module on the wireless screen projection equipment, enabling the wireless hotspot module to enter a state to be connected, and obtaining screen projection parameters of the non-intelligent television;
after a wireless connection is established between a screen to be projected terminal and the wireless screen projecting equipment, the wireless screen projecting equipment receives a screen projecting data stream sent by the screen to be projected terminal;
the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
and inputting the data stream to be played into the non-intelligent television and performing screen projection display.
Optionally, the accessing of the wireless screen projection device on the non-smart television includes:
a USB interface is arranged on a mainboard of the non-smart television, and the wireless screen projection equipment is accessed based on the USB interface;
the wireless screen projection equipment is internally provided with an MCU and a memory, and wireless screen projection driving software is stored in the memory;
and after the wireless screen projection equipment is connected to the non-intelligent television and powered on, the MCU reads the wireless screen projection driving software stored in the memory and operates the wireless screen projection driving software, and a screen projection data stream channel is established between the wireless screen projection driving software and the non-intelligent television based on the operation.
Optionally, the starting a wireless hotspot module on the wireless screen projection device to enable the wireless hotspot module to enter a state to be connected includes:
after the wireless screen projection equipment runs the wireless screen projection driving software, a wireless hotspot module on the wireless screen projection equipment is automatically started, and the wireless hotspot module enters a state to be connected based on a preset SSID and a preset password.
Optionally, after the wireless hotspot module on the wireless screen projection device is started, the method further includes:
and the MCU arranged in the wireless screen projection equipment generates a wireless connection two-dimensional code based on the SSID and the password preset by the wireless hotspot module, and controls the wireless connection two-dimensional code to be displayed on the non-intelligent television.
Optionally, the obtaining of the screen projection parameters of the non-smart television includes:
the wireless screen projection equipment accesses the non-intelligent television mainboard through a built-in MCU and reads screen projection parameters of the non-intelligent television.
Optionally, the screen projection parameters include screen resolution of the non-smart television and supported audio/video formats.
Optionally, after the wireless connection between the screen to be projected terminal and the wireless screen projecting device is established, the wireless screen projecting device receives a screen projecting data stream sent by the screen to be projected terminal, including:
the terminal to be screen-thrown establishes wireless connection with the wireless screen-throwing equipment based on the wireless connection two-dimensional code;
after a wireless connection is established between a terminal to be screen-projected and the wireless screen-projecting equipment, the terminal to be screen-projected performs screen-projecting preparation, and sends the screen-projecting data stream to the wireless screen-projecting equipment based on an instruction of the wireless screen-projecting equipment;
and the wireless screen projection equipment receives the screen projection data stream sent by the screen to be projected terminal.
Optionally, the wireless screen projection device performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television, and the processing includes:
and the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen resolution of the non-intelligent television and the supported audio/video format.
In addition, the embodiment of the invention also provides a wireless screen projection device of the non-intelligent television, which comprises:
an access module: the wireless screen projection device is used for accessing a wireless screen projection device on a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection device;
a starting module: the wireless hotspot module is used for starting the wireless hotspot module on the wireless screen projection equipment, so that the wireless hotspot module enters a to-be-connected state and screen projection parameters of the non-intelligent television are obtained;
a receiving module: the wireless screen projection device is used for receiving a screen projection data stream sent by the screen projection terminal after the wireless connection is established between the screen projection terminal and the wireless screen projection device;
the data conversion module: the wireless screen projection equipment is used for carrying out data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
the screen projection display module: and the data stream to be played is input into the non-intelligent television and is subjected to screen projection display.
In addition, the embodiment of the invention also provides a wireless screen projection system of the non-intelligent television, which comprises the following steps: the system comprises a non-intelligent television, a wireless screen projection device and a screen projection terminal, wherein the wireless screen projection device is connected with the non-intelligent television in a wireless mode after being connected with the non-intelligent television, and is configured to execute any one of the wireless screen projection methods.
In the embodiment of the invention, the wireless screen projection function of the non-intelligent television can be realized through one wireless screen projection device, a special data line does not need to be carried, wireless screen projection can be carried out at any angle and position within the distance range of wireless data transmission, the wireless screen projection device is not influenced by the wiring, the attractiveness and the like of the data line, and the wireless screen projection device has higher user experience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic flow chart of a wireless screen projection method of a non-smart television in an embodiment of the present invention;
fig. 2 is a schematic structural composition diagram of a wireless screen projection device of a non-smart television in an embodiment of the present invention;
fig. 3 is a schematic structural composition diagram of a wireless screen projection system of a non-smart television in the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1, fig. 1 is a schematic flow chart illustrating a wireless screen projection method of a non-smart television in an embodiment of the present invention.
As shown in fig. 1, a wireless screen projection method for a non-smart tv includes:
s11: the method comprises the following steps that wireless screen projection equipment is connected to a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection equipment;
in the specific implementation process of the invention, the wireless screen projection device accessed to the non-smart television comprises: a USB interface is arranged on a mainboard of the non-smart television, and the wireless screen projection equipment is accessed based on the USB interface; the wireless screen projection equipment is internally provided with an MCU and a memory, and wireless screen projection driving software is stored in the memory; and after the wireless screen projection equipment is connected to the non-intelligent television and powered on, the MCU reads the wireless screen projection driving software stored in the memory and operates the wireless screen projection driving software, and a screen projection data stream channel is established between the wireless screen projection driving software and the non-intelligent television based on the operation.
Specifically, a wireless hotspot module, an MCU (microprogrammed control unit) and a storage module are arranged in the wireless screen projection equipment, after the wireless screen projection equipment is connected to a non-intelligent television, the wireless screen projection equipment is powered on, wireless screen projection driving software stored in the storage module is read through the built-in MCU, the wireless screen projection driving software is operated, and a screen projection data flow channel is established between the wireless screen projection driving software and the non-intelligent television; in general, a USB interface needs to be added to the non-smart television, and the wireless screen projection device is connected to a motherboard of the non-smart television through the USB interface to be powered on; after the wireless screen projection equipment is powered on, the wireless hotspot module can be correspondingly set.
S12: starting a wireless hotspot module on the wireless screen projection equipment, enabling the wireless hotspot module to enter a state to be connected, and obtaining screen projection parameters of the non-intelligent television;
in a specific implementation process of the present invention, the starting a wireless hotspot module on the wireless screen projection device to enable the wireless hotspot module to enter a to-be-connected state includes: after the wireless screen projection equipment runs the wireless screen projection driving software, a wireless hotspot module on the wireless screen projection equipment is automatically started, and the wireless hotspot module enters a state to be connected based on a preset SSID and a preset password.
After the further starting of the wireless hotspot module on the wireless screen projection device, the method further includes: and the MCU arranged in the wireless screen projection equipment generates a wireless connection two-dimensional code based on the SSID and the password preset by the wireless hotspot module, and controls the wireless connection two-dimensional code to be displayed on the non-intelligent television.
Further, the obtaining of the screen projection parameters of the non-smart television comprises: the wireless screen projection equipment accesses the non-intelligent television mainboard through a built-in MCU and reads screen projection parameters of the non-intelligent television.
Further, the screen projection parameters comprise the screen resolution of the non-smart television and the supported audio and video formats.
Specifically, after the MCU of the wireless screen projection device runs the wireless screen projection driver software, a wireless hotspot module built in the wireless screen projection device can be automatically started, a preset SSID and a preset password are preset in the wireless hotspot module, and the wireless hotspot module enters a to-be-connected state through the preset SSID and the preset password.
And after the wireless screen projection equipment starts a built-in wireless hotspot module, a built-in MCU of the wireless screen projection equipment generates a wireless connection two-dimensional code through an SSID (service set identifier) and a password preset by the wireless hotspot module and controls the wireless connection two-dimensional code to be displayed on a non-intelligent television. Like this, can convenience of customers utilize and wait to throw the screen terminal and sweep the sign indicating number and connect to can effectually prevent to throw the screen terminal connection because forget to connect the password and lead to unable and wireless, lead to throwing the condition of screen operation to take place.
The wireless screen projection equipment accesses the mainboard of the non-intelligent television through the built-in MCU, reads some parameters stored in the mainboard of the non-intelligent television to obtain screen projection parameters, and the screen projection parameters mainly comprise the screen resolution of the non-intelligent television and the supported audio and video formats.
S13: after a wireless connection is established between a screen to be projected terminal and the wireless screen projecting equipment, the wireless screen projecting equipment receives a screen projecting data stream sent by the screen to be projected terminal;
in a specific implementation process of the present invention, after the wireless connection is established between the to-be-projected-screen terminal and the wireless screen projecting device, the wireless screen projecting device receives a screen projecting data stream sent by the to-be-projected-screen terminal, including: the terminal to be screen-thrown establishes wireless connection with the wireless screen-throwing equipment based on the wireless connection two-dimensional code; after a wireless connection is established between a terminal to be screen-projected and the wireless screen-projecting equipment, the terminal to be screen-projected performs screen-projecting preparation, and sends the screen-projecting data stream to the wireless screen-projecting equipment based on an instruction of the wireless screen-projecting equipment; and the wireless screen projection equipment receives the screen projection data stream sent by the screen to be projected terminal.
Specifically, the terminal to be screen-projected establishes wireless connection with the wireless screen projection equipment through a connection two-dimensional code displayed on the non-intelligent television through code scanning identification; after the wireless connection is established between the terminal to be screen-projected and the wireless screen-projecting equipment, the wireless screen-projecting equipment establishes the wireless connection, receives an instruction from the wireless screen-projecting equipment in real time and sends the screen-projecting data stream to the wireless screen-projecting equipment according to the instruction; and then the wireless screen projection equipment receives the screen projection data stream sent by the terminal to be screen projected.
S14: the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
in a specific implementation process of the present invention, the data conversion processing of the screen-projecting data stream by the wireless screen-projecting device based on the screen-projecting parameters of the non-smart television includes: and the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen resolution of the non-intelligent television and the supported audio/video format.
In the specific implementation process of the invention, the wireless screen projection equipment carries out data conversion processing on the received screen projection data stream according to the screen resolution of the non-intelligent television and the supported audio/video format, so that the converted data stream can be displayed in the non-intelligent television.
S15: and inputting the data stream to be played into the non-intelligent television and performing screen projection display.
In the specific implementation process of the invention, the data stream to be played is input into the non-intelligent television, and the main board of the non-intelligent television controls the data stream to be played to be displayed on the screen of the non-intelligent television in a screen projection manner.
In the embodiment of the invention, the wireless screen projection function of the non-intelligent television can be realized through one wireless screen projection device, a special data line does not need to be carried, wireless screen projection can be carried out at any angle and position within the distance range of wireless data transmission, the wireless screen projection device is not influenced by the wiring, the attractiveness and the like of the data line, and the wireless screen projection device has higher user experience.
Examples
Referring to fig. 2, fig. 2 is a schematic structural composition diagram of a wireless screen projection device of a non-smart television in an embodiment of the present invention.
As shown in fig. 2, a wireless screen projection device of a non-smart tv, the device includes:
the access module 21: the wireless screen projection device is used for accessing a wireless screen projection device on a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection device;
in the specific implementation process of the invention, the wireless screen projection device accessed to the non-smart television comprises: a USB interface is arranged on a mainboard of the non-smart television, and the wireless screen projection equipment is accessed based on the USB interface; the wireless screen projection equipment is internally provided with an MCU and a memory, and wireless screen projection driving software is stored in the memory; and after the wireless screen projection equipment is connected to the non-intelligent television and powered on, the MCU reads the wireless screen projection driving software stored in the memory and operates the wireless screen projection driving software, and a screen projection data stream channel is established between the wireless screen projection driving software and the non-intelligent television based on the operation.
Specifically, a wireless hotspot module, an MCU (microprogrammed control unit) and a storage module are arranged in the wireless screen projection equipment, after the wireless screen projection equipment is connected to a non-intelligent television, the wireless screen projection equipment is powered on, wireless screen projection driving software stored in the storage module is read through the built-in MCU, the wireless screen projection driving software is operated, and a screen projection data flow channel is established between the wireless screen projection driving software and the non-intelligent television; in general, a USB interface needs to be added to the non-smart television, and the wireless screen projection device is connected to a motherboard of the non-smart television through the USB interface to be powered on; after the wireless screen projection equipment is powered on, the wireless hotspot module can be correspondingly set.
The start module 22: the wireless hotspot module is used for starting the wireless hotspot module on the wireless screen projection equipment, so that the wireless hotspot module enters a to-be-connected state and screen projection parameters of the non-intelligent television are obtained;
in a specific implementation process of the present invention, the starting a wireless hotspot module on the wireless screen projection device to enable the wireless hotspot module to enter a to-be-connected state includes: after the wireless screen projection equipment runs the wireless screen projection driving software, a wireless hotspot module on the wireless screen projection equipment is automatically started, and the wireless hotspot module enters a state to be connected based on a preset SSID and a preset password.
After the further starting of the wireless hotspot module on the wireless screen projection device, the method further includes: and the MCU arranged in the wireless screen projection equipment generates a wireless connection two-dimensional code based on the SSID and the password preset by the wireless hotspot module, and controls the wireless connection two-dimensional code to be displayed on the non-intelligent television.
Further, the obtaining of the screen projection parameters of the non-smart television comprises: the wireless screen projection equipment accesses the non-intelligent television mainboard through a built-in MCU and reads screen projection parameters of the non-intelligent television.
Further, the screen projection parameters comprise the screen resolution of the non-smart television and the supported audio and video formats.
Specifically, after the MCU of the wireless screen projection device runs the wireless screen projection driver software, a wireless hotspot module built in the wireless screen projection device can be automatically started, a preset SSID and a preset password are preset in the wireless hotspot module, and the wireless hotspot module enters a to-be-connected state through the preset SSID and the preset password.
And after the wireless screen projection equipment starts a built-in wireless hotspot module, a built-in MCU of the wireless screen projection equipment generates a wireless connection two-dimensional code through an SSID (service set identifier) and a password preset by the wireless hotspot module and controls the wireless connection two-dimensional code to be displayed on a non-intelligent television. Like this, can convenience of customers utilize and wait to throw the screen terminal and sweep the sign indicating number and connect to can effectually prevent to throw the screen terminal connection because forget to connect the password and lead to unable and wireless, lead to throwing the condition of screen operation to take place.
The wireless screen projection equipment accesses the mainboard of the non-intelligent television through the built-in MCU, reads some parameters stored in the mainboard of the non-intelligent television to obtain screen projection parameters, and the screen projection parameters mainly comprise the screen resolution of the non-intelligent television and the supported audio and video formats.
The receiving module 23: the wireless screen projection device is used for receiving a screen projection data stream sent by the screen projection terminal after the wireless connection is established between the screen projection terminal and the wireless screen projection device;
in a specific implementation process of the present invention, after the wireless connection is established between the to-be-projected-screen terminal and the wireless screen projecting device, the wireless screen projecting device receives a screen projecting data stream sent by the to-be-projected-screen terminal, including: the terminal to be screen-thrown establishes wireless connection with the wireless screen-throwing equipment based on the wireless connection two-dimensional code; after a wireless connection is established between a terminal to be screen-projected and the wireless screen-projecting equipment, the terminal to be screen-projected performs screen-projecting preparation, and sends the screen-projecting data stream to the wireless screen-projecting equipment based on an instruction of the wireless screen-projecting equipment; and the wireless screen projection equipment receives the screen projection data stream sent by the screen to be projected terminal.
Specifically, the terminal to be screen-projected establishes wireless connection with the wireless screen projection equipment through a connection two-dimensional code displayed on the non-intelligent television through code scanning identification; after the wireless connection is established between the terminal to be screen-projected and the wireless screen-projecting equipment, the wireless screen-projecting equipment establishes the wireless connection, receives an instruction from the wireless screen-projecting equipment in real time and sends the screen-projecting data stream to the wireless screen-projecting equipment according to the instruction; and then the wireless screen projection equipment receives the screen projection data stream sent by the terminal to be screen projected.
The data conversion module 24: the wireless screen projection equipment is used for carrying out data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
in a specific implementation process of the present invention, the data conversion processing of the screen-projecting data stream by the wireless screen-projecting device based on the screen-projecting parameters of the non-smart television includes: and the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen resolution of the non-intelligent television and the supported audio/video format.
In the specific implementation process of the invention, the wireless screen projection equipment carries out data conversion processing on the received screen projection data stream according to the screen resolution of the non-intelligent television and the supported audio/video format, so that the converted data stream can be displayed in the non-intelligent television.
The screen projection display module 25: and the data stream to be played is input into the non-intelligent television and is subjected to screen projection display.
In the specific implementation process of the invention, the data stream to be played is input into the non-intelligent television, and the main board of the non-intelligent television controls the data stream to be played to be displayed on the screen of the non-intelligent television in a screen projection manner.
In the embodiment of the invention, the wireless screen projection function of the non-intelligent television can be realized through one wireless screen projection device, a special data line does not need to be carried, wireless screen projection can be carried out at any angle and position within the distance range of wireless data transmission, the wireless screen projection device is not influenced by the wiring, the attractiveness and the like of the data line, and the wireless screen projection device has higher user experience.
Examples
Referring to fig. 3, fig. 3 is a schematic structural composition diagram of a wireless screen projection system of a non-smart television in an embodiment of the present invention.
As shown in fig. 3, a wireless screen projection system of a non-smart tv, the system includes: the system comprises a non-smart television 31, a wireless screen projection device 32 and a screen to be projected terminal 33, wherein after the wireless screen projection device 32 is connected to the non-smart television 31, the wireless screen projection device is wirelessly connected with the screen to be projected terminal 33 and is configured to execute any one of the wireless screen projection methods.
For the implementation of the system items, please refer to the above embodiments, which are not described herein.
In the embodiment of the invention, the wireless screen projection function of the non-intelligent television can be realized through one wireless screen projection device, a special data line does not need to be carried, wireless screen projection can be carried out at any angle and position within the distance range of wireless data transmission, the wireless screen projection device is not influenced by the wiring, the attractiveness and the like of the data line, and the wireless screen projection device has higher user experience.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by associated hardware instructed by a program, which may be stored in a computer-readable storage medium, and the storage medium may include: a Read Only Memory (ROM), a Random Access Memory (RAM), a magnetic or optical disk, or the like.
In addition, the wireless screen projection method, device and system for the non-smart television provided by the embodiment of the present invention are described in detail, a specific embodiment should be adopted herein to explain the principle and the implementation manner of the present invention, and the description of the embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. A wireless screen projection method of a non-smart television is characterized by comprising the following steps:
the method comprises the following steps that wireless screen projection equipment is connected to a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection equipment;
starting a wireless hotspot module on the wireless screen projection equipment, enabling the wireless hotspot module to enter a state to be connected, and obtaining screen projection parameters of the non-intelligent television;
after a wireless connection is established between a screen to be projected terminal and the wireless screen projecting equipment, the wireless screen projecting equipment receives a screen projecting data stream sent by the screen to be projected terminal;
the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
and inputting the data stream to be played into the non-intelligent television and performing screen projection display.
2. The wireless screen projection method of claim 1, wherein the accessing of the wireless screen projection device on the non-smart television comprises:
a USB interface is arranged on a mainboard of the non-smart television, and the wireless screen projection equipment is accessed based on the USB interface;
the wireless screen projection equipment is internally provided with an MCU and a memory, and wireless screen projection driving software is stored in the memory;
and after the wireless screen projection equipment is connected to the non-intelligent television and powered on, the MCU reads the wireless screen projection driving software stored in the memory and operates the wireless screen projection driving software, and a screen projection data stream channel is established between the wireless screen projection driving software and the non-intelligent television based on the operation.
3. The wireless screen projection method of claim 1, wherein the starting of the wireless hotspot module on the wireless screen projection device to enable the wireless hotspot module to enter a to-be-connected state comprises:
after the wireless screen projection equipment runs the wireless screen projection driving software, a wireless hotspot module on the wireless screen projection equipment is automatically started, and the wireless hotspot module enters a state to be connected based on a preset SSID and a preset password.
4. The wireless screen projection method of claim 1, wherein after the starting of the wireless hotspot module on the wireless screen projection device, the method further comprises:
and the MCU arranged in the wireless screen projection equipment generates a wireless connection two-dimensional code based on the SSID and the password preset by the wireless hotspot module, and controls the wireless connection two-dimensional code to be displayed on the non-intelligent television.
5. The wireless screen projection method of claim 1, wherein the obtaining screen projection parameters of the non-smart television comprises:
the wireless screen projection equipment accesses the non-intelligent television mainboard through a built-in MCU and reads screen projection parameters of the non-intelligent television.
6. The wireless screen projection method according to claim 1 or 5, wherein the screen projection parameters comprise screen resolution and supported audio-video format of the non-smart television.
7. The wireless screen projection method of claim 1, wherein after the wireless connection is established between the terminal to be screen projected and the wireless screen projection device, the wireless screen projection device receives a screen projection data stream sent by the terminal to be screen projected, and the method comprises the following steps:
the terminal to be screen-thrown establishes wireless connection with the wireless screen-throwing equipment based on the wireless connection two-dimensional code;
after a wireless connection is established between a terminal to be screen-projected and the wireless screen-projecting equipment, the terminal to be screen-projected performs screen-projecting preparation, and sends the screen-projecting data stream to the wireless screen-projecting equipment based on an instruction of the wireless screen-projecting equipment;
and the wireless screen projection equipment receives the screen projection data stream sent by the screen to be projected terminal.
8. The wireless screen projection method of claim 1, wherein the wireless screen projection device performs data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television, and the data conversion processing comprises:
and the wireless screen projection equipment performs data conversion processing on the screen projection data stream based on the screen resolution of the non-intelligent television and the supported audio/video format.
9. A wireless screen projection device of a non-smart television, the device comprising:
an access module: the wireless screen projection device is used for accessing a wireless screen projection device on a non-smart television, and a wireless hotspot module is arranged in the wireless screen projection device;
a starting module: the wireless hotspot module is used for starting the wireless hotspot module on the wireless screen projection equipment, so that the wireless hotspot module enters a to-be-connected state and screen projection parameters of the non-intelligent television are obtained;
a receiving module: the wireless screen projection device is used for receiving a screen projection data stream sent by the screen projection terminal after the wireless connection is established between the screen projection terminal and the wireless screen projection device;
the data conversion module: the wireless screen projection equipment is used for carrying out data conversion processing on the screen projection data stream based on the screen projection parameters of the non-smart television to obtain a data stream to be played;
the screen projection display module: and the data stream to be played is input into the non-intelligent television and is subjected to screen projection display.
10. A wireless screen projection system of a non-smart television, the system comprising: the system comprises a non-smart television, a wireless screen projection device and a terminal to be projected, wherein the wireless screen projection device is wirelessly connected with the terminal to be projected after being connected to the non-smart television, and is configured to execute the wireless screen projection method of any one of claims 1 to 8.
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| CN202011560240.9A CN112738621A (en) | 2020-12-25 | 2020-12-25 | Wireless screen projection method, device and system for non-smart television |
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| CN202011560240.9A CN112738621A (en) | 2020-12-25 | 2020-12-25 | Wireless screen projection method, device and system for non-smart television |
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Application publication date: 20210430 |