CN107241627B - Method and equipment for transmitting video signal in wireless mode - Google Patents
Method and equipment for transmitting video signal in wireless mode Download PDFInfo
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- CN107241627B CN107241627B CN201710346919.XA CN201710346919A CN107241627B CN 107241627 B CN107241627 B CN 107241627B CN 201710346919 A CN201710346919 A CN 201710346919A CN 107241627 B CN107241627 B CN 107241627B
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- top box
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Classifications
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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
- H04N21/41—Structure of client; Structure of client peripherals
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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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41422—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance located in transportation means, e.g. personal vehicle
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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
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
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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
- H04N21/43632—Adapting the video or multiplex stream to a specific local network, e.g. a IEEE 1394 or Bluetooth® network involving a wired protocol, e.g. IEEE 1394
- H04N21/43635—HDMI
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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
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4782—Web browsing, e.g. WebTV
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses a method and equipment for transmitting video signals in a wireless mode, wherein the method comprises the following steps: the device outputs the video signal to the video interface; the video signal is forwarded to the wireless transmitting module through the frequency dividing module; a wireless receiving module arranged on the mobile terminal receives the video signal sent by the wireless transmitting module; the controller arranged on the mobile terminal outputs the video signal to the display screen. The invention displays the video signal output by the equipment and the wireless receiving module of the mobile terminal, realizes the wireless transmission of the video, and enables the video playing between the mobile terminal and the equipment to be carried out simultaneously. When a user is convenient to watch programs at home and needs to move, the mobile phone can be utilized to realize synchronous playing without missing the content of the programs. When the equipment is moved from the fixed site to the movable site, the display screen is absent, and the video output interface of the equipment can be closed at the moment, and then the equipment is transmitted to the wireless receiving module of the mobile terminal through the wireless transmitting module after frequency division.
Description
Technical Field
The present invention relates to a method for transmitting video signals, and more particularly, to a method and apparatus for transmitting video signals in a wireless manner.
Background
In the prior art, people leave the vehicle, and when people stay in the vehicle for a long time, the mobile terminal (mobile phone or tablet) is often used for watching programs. These programs occupy a lot of memory space of the mobile terminal, and more importantly, they require a lot of data traffic, which is a little expense for the charging standard of mobile data traffic. However, it is inconvenient to use the method because people need to download data resources in an environment with a WIFI network through a mobile terminal in advance.
Because of the general use of conventional vehicles, a reservation method is already in common use, so a new data communication method can be developed to meet the data requirements of people in the traffic process.
Disclosure of Invention
The object of the present invention is to overcome the above drawbacks by providing a method and apparatus for transmitting video signals in a wireless manner.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a method of wirelessly transmitting video signals, comprising the steps of: step one, the equipment outputs a video signal to a video interface; step two, the video signal is forwarded to the wireless transmitting module through the frequency dividing module; step three, a wireless receiving module arranged on the mobile terminal receives the video signal sent by the wireless transmitting module; and step four, the controller arranged on the mobile terminal outputs the video signal to the display screen.
The further technical scheme is as follows: the second step is to compress the video signal, and the third step is to decompress the compressed signal; the wireless transmitting module is a WIFI transmitting module, and the wireless receiving module is a WIFI receiving module.
The further technical scheme is as follows: the wireless transmitting module is a WHDI transmitting module, and the wireless receiving module is a WHDI receiving module.
The further technical scheme is as follows: the wireless mode also comprises a WEB playing mode under the WIFI communication mode, the mobile terminal is connected with the equipment in the WIFI mode, and the video file of the equipment is opened for playing in the browser access mode.
The further technical scheme is as follows: when the equipment is not connected with an external power supply, stopping outputting the video signal, and starting a standby power supply to supply power; when the device is not connected with the external display screen, the signal output of the display port is stopped.
The further technical scheme is as follows: and when the equipment is not connected with an external power supply, starting a standby power supply to supply power.
An equipment of wireless mode transmission video signal, equipment be domestic on-vehicle dual-purpose WIFI STB, including the box body, still include: the device comprises a circuit board arranged in a box body, a microcontroller arranged on the circuit board, a memory for storing data resources, a WIFI module for carrying out data interaction with the outside and a power supply module; the memory, the WIFI module and the power module are respectively and electrically connected with the microcontroller.
The further technical scheme is as follows: the household vehicle-mounted dual-purpose WIFI set top box further comprises a WIFI antenna arranged on the box body; the WIFI antenna is electrically connected with the WIFI module; the USB interface is electrically connected with the power module; the box body is provided with a storage cavity; the USB interface is electrically connected with the power module.
The further technical scheme is as follows: the household vehicle-mounted dual-purpose WIFI set top box further comprises an HDMI interface; the HDMI interface is electrically connected with the microcontroller; the microcontroller is electrically connected with the display device and is also provided with an indicator lamp and a button switch which are electrically connected with the microcontroller; also included is a network adapter electrically connected to the microcontroller, and a network interface connected to the network adapter.
The further technical scheme is as follows: the household vehicle-mounted dual-purpose WIFI set top box further comprises a mounting box; the mounting box is provided with a slot for mounting the box body, a first power input end and a first power output end; the box body is provided with a second power input end electrically connected with the power module, and when the box body is detachably arranged in the installation box, the second power input end is electrically connected with the first power output end; the box body is provided with a second power output end which is electrically connected with the power module; the first power input end is a cigar lighter connector; the second power output end is a cigar lighter socket; the mounting box is provided with an open slot and a hand-screwed bolt which are positioned at one side of the slot; the hand-screwed bolt locks the box body in the slot; the mounting box comprises a body and a cover plate; the body is provided with a cavity for accommodating articles; the cover plate and the body are rotationally connected to one side of the cover plate.
The beneficial effects of the invention are as follows: the invention transmits the video signal output by the equipment through the wireless receiving module of another mobile terminal after frequency division and displays the video signal, thereby realizing wireless transmission of video and simultaneously playing the video between the mobile terminal and the equipment. When a user needs to move (such as a kitchen or a bathroom) at home, the mobile phone can be used for realizing synchronous playing without missing the content of the program. When the device is moved from a fixed place (such as a home or an office) to a mobile place (such as a car), a display screen is absent, and a video output interface of the device can be closed at the moment, the video output interface is transmitted to a wireless receiving module of the mobile terminal through a wireless transmitting module after frequency division, so that video programs in the device are displayed on the mobile terminal under the condition of the mobile place. The invention can also realize the on-demand playing of video programs by the webpage access of the browser. The device is a household vehicle-mounted dual-purpose WIFI set top box, external data resources are acquired through network connection, the data resources can be downloaded and watched at one side and stored in a memory at the same time when the device is used in a home, a mobile phone or a tablet personal computer of a family member is connected with the WIFI of the set top box, videos are synchronously played or independently played, when the device is in a vehicle or outdoors, original data resources in the memory can be shared, one member shares the resources to the set top box or a memory card with the stored data resources is inserted, and all members can acquire and do not need extra flow.
The invention is further described below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a flow chart of a method for transmitting video signals wirelessly according to the present invention;
fig. 2 is a circuit block diagram of a household vehicle-mounted dual-purpose WIFI set top box according to the invention;
fig. 3 is a top view of a household vehicle-mounted dual-purpose WIFI set top box (including a mounting box, which are in a horizontally staggered state);
fig. 4 is a left side view of a household vehicle-mounted dual-purpose WIFI set top box (including a mounting box) of the present invention;
fig. 5 is a front view of a household vehicle-mounted dual-purpose WIFI set top box (including a mounting box) of the invention;
fig. 6 is a top view and a partial enlarged view of a mounting box of a further embodiment of a household vehicle-mounted dual-purpose WIFI set top box according to the invention;
fig. 7 is a side view and a partial enlarged view of a mounting box of a further embodiment of a household vehicle-mounted dual-purpose WIFI set top box according to the invention.
Reference numerals
10 STB 1 box body
11 storage cavity 12 second power input end
13 second power output 14 cigar lighter connects
2 circuit board 3 microcontroller
4 memory 5WIFI module
51WIFI antenna 6 power module
7USB interface 8HDMI interface
81 indicator lamp 82 button switch
83 network adapter 84 network interface
9 mounting box 91 slot
92 first power input 93 first power output
94 open slot 95 hand screw bolt
96 body 97 cover plate
98 cavity body
Detailed Description
In order to more fully understand the technical content of the present invention, the following technical solutions of the present invention will be further described and illustrated with reference to specific embodiments, but are not limited thereto.
As shown in fig. 1, a method for transmitting video signals in a wireless manner according to the present invention includes the following steps: step one, the equipment outputs a video signal to a video interface; step two, the video signal is forwarded to the wireless transmitting module through the frequency dividing module; step three, a wireless receiving module arranged on the mobile terminal receives the video signal sent by the wireless transmitting module; and step four, the controller arranged on the mobile terminal outputs the video signal to the display screen.
The second step is to compress the video signal, and the third step is to decompress the compressed signal; the wireless transmitting module is a WIFI transmitting module, and the wireless receiving module is a WIFI receiving module. This is a compressed WIFI play mode.
Or the wireless transmitting module is a WHDI transmitting module, and the wireless receiving module is a WHDI receiving module. This is a direct transfer module of uncompressed WHDI.
The further technical scheme is as follows: the wireless mode also comprises a WEB playing mode under the WIFI communication mode, the mobile terminal is connected with the equipment in the WIFI mode, and the video file of the equipment is opened for playing in the browser access mode.
Preferably, when the device is not connected with an external power supply, stopping outputting the video signal, and starting a standby power supply to supply power; when the device is not connected with the external display screen, the signal output of the display port is stopped. When the electric quantity of the standby power supply is very small, the standby power supply can be used for standby when the equipment is in a pause operation state, when a new power supply (such as a vehicle-mounted power supply) is connected, the operation is continued, uninterrupted play of programs from home to inside the vehicle can be realized, and when the electric quantity of the standby power supply is very large, the standby power supply can be used for outdoor program play, such as program watching on a lawn. When the electric quantity of the standby power supply is large enough, the power supply can be provided for the mobile terminal.
The device of the invention is a household vehicle-mounted dual-purpose WIFI set top box, which comprises: the device comprises a box body, a circuit board arranged in the box body, a microcontroller arranged on the circuit board, a memory for data resources, a WIFI module for data interaction with the outside and a power module. The memory, the WIFI module and the power module are respectively and electrically connected with the microcontroller. As shown in fig. 2, a household vehicle-mounted dual-purpose WIFI set top box 10 includes: the portable electronic device comprises a box body 1, a circuit board 2 arranged in the box body 1, a microcontroller 3 arranged on the circuit board 2, a memory 4 for data resources, a WIFI module 5 for data interaction with the outside, a power module 6, a WIFI antenna 51 arranged on the box body 1, a USB interface 7 electrically connected with the power module 6, an HDMI interface 8, an indicator lamp 81 electrically connected with the microcontroller 3, a button switch 82, a network adapter 83 and a network interface 84. The memory 4, the WIFI module 5 and the power module 6 are respectively and electrically connected with the microcontroller 3. The memory can be a built-in memory or an externally inserted memory card. The method is mainly used for storing audio and video data and the like. For users who need to drive at work and get home at night and need to check related information, the set top box is adopted, so that the users can read or access data by adopting the same equipment, the trouble of data transfer is reduced, and great convenience is brought to the users. Especially, many people who catch up with a hot play or pay attention to financial and financial news can watch or listen to programs by fully utilizing the free time during business hours.
The WIFI antenna 51 is electrically connected with the WIFI module 5, and can be used as a WIFI terminal device (i.e. a WIFI slave device or a WIFI slave end) for sending and receiving external WIFI signals, so that external data are stored in the memory 4, and can be used as a WIFI hotspot device (i.e. a WIFI master end or a WIFI master device) for transmitting WIFI signals, so that data in the memory 4 are shared through the WIFI signals. Preferably, the network adapter 83 is electrically connected to the microcontroller 3, and the network interface 84 is connected to the network adapter 83 and can interact data with the outside by way of a wired network.
The box body 1 is provided with a storage cavity 11, the USB interface 7 is electrically connected with the power module 6, the mobile phone is charged through the USB interface 7, and the mobile phone can be placed in the storage cavity 11.
The indicator lamp 81 and the push button switch 82 are electrically connected with the microcontroller 3, thereby controlling the on/off of the set top box 10.
The HDMI interface 8 is electrically connected to the microcontroller 3, and can also be used in cooperation with a television set when used at home.
As shown in fig. 3 and 4, the household vehicle-mounted dual-purpose WIFI set top box 10 further includes: a box body 1 and a mounting box 9. The mounting box 9 is provided with a slot 91 for mounting the box body 1, a first power input 92, and a first power output 93. The box 1 is provided with a second power input 12 electrically connected to the power module 6, the second power input 12 being electrically connected to the first power output 93 when detachably mounted to the mounting box 9.
The box 1 is provided with a second power output end 13 electrically connected with the power module 6, the first power input end 92 is a cigar lighter connector electrically connected with the automobile, and the second power output end 13 is a cigar lighter socket.
The mounting box 9 is provided with an opening groove 94 at one side of the slot 91 and a hand-screwed bolt 95, and the hand-screwed bolt 95 locks the box body 1 in the slot 91. Preferably, the two sides of the box body 1 are provided with inclined structures extending outwards, and the box body can be clamped with the mounting box 9 after being inserted into the open groove 94.
More preferred scheme is that the middle section position of inclined plane is equipped with the draw-in groove, and the inner of hand-operated bolt 95 is equipped with the protruding point portion that is used for imbedding in the draw-in groove to make the box body insert the installation case after, carry out reliable fixed connection.
The mounting box 9 includes a body 96 and a cover 97, and the mounting box 9 is fixed between the driver's seat and the passenger seat. The body 96 is provided with a cavity 98 for accommodating articles, and the cover 97 is rotatably connected to one side of the cover 97 with the body 96.
The mounting box can serve as an armrest box fixed between the driving position and the copilot, and the slot is close to the second row of the vehicle, so that great convenience is brought to passengers of the second row. The power can be taken through the cigarette lighter socket, the USB interface can be used for charging, the memory of the set top box can be accessed, the programs can be watched locally, and the mobile traffic is not required. Can be deeply favored by users.
In other embodiments, the bottom of the mounting box can be designed to be of a detachable structure, and can be quickly detached from the car body and moved to the outside of the car to watch programs outdoors. The detachable loudspeaker can be further arranged in the cavity to play the audio program. As shown in fig. 6, the two side walls of the cavity 98A are provided with ventilation grids (including a plurality of ventilation holes 900) which are uniformly distributed, so that the loudspeaker is placed in the cavity, and sound is transmitted and played through the ventilation grids. When the air-permeable mesh is used in a vehicle, the air-permeable mesh can play a role in ventilation and drying. A removable baffle 901 may also be provided on the sides of the vent grid to allow the baffle to be moved to the vent grid to allow the chamber of the mounting box to become a sealed space when used with certain items that require sealed storage. A handle 902 is provided on the inner side of the movable shutter 901. A chute 903 for slidably coupling the movable shutter 901 is also provided in the middle of both side walls of the cavity 98A.
In order to facilitate the installation of the horn, the ventilation grids at the left side and the right side of the cavity are staggered, so that the horn is placed in the cavity and faces to the left and the right respectively, and the space is saved.
In other embodiments, in order to facilitate the set top box to be placed in the carriage, the program can be watched through the larger display screen without opening the mobile phone (the mobile phone is used for receiving a call and the electric quantity is easy to consume), a display screen needs to be added when the set top box is used in the vehicle, and the display screen is independently added to occupy the space in the vehicle, so that the driving of the driver is influenced by using the vehicle-mounted display screen. Accordingly, a structure as shown in fig. 7 may be employed: the two sides of the body 96A of the mounting box 9A are provided with fixing seat plates 961, the fixing seat plates 961 are hinged with the cover plate 97A through fixing pins 962, the cover plate 97A is provided with sliding grooves 971, and when the mounting box is completely opened to be in a 90-degree vertical state, the cover plate 97A slides down, so that the outer ends of the cover plates are inserted between the body 96A and the box body 1, and the cover plate 97A is in a vertical fixed state. Meanwhile, a display 99 is provided on the inner side of the cover 97A, and a video input interface 991 of the display is provided on the outer end. A video output interface 19 is provided at the upper end of the case 1. When the cover plate 97A is in a vertical fixed state, the video signals in the box body are output to the display screen, so that people in the vehicle do not need to watch video programs in the set top box by using a mobile phone. When the cover plate is in the storage state, the display screen faces inwards, and the display screen is not easy to scratch. The mounting box structure is suitable for a wide structure, namely, the width is increased, and the front-back distance is reduced. And, it is fit for inserting the one end of box body with the mounting box and fixing towards the front direction. When the cover plate is in an open state, the display screen of the cover plate faces to the rear. Such a cover plate has both the function of covering the object and the function of a display screen. The structure is compact, and the space is not occupied. In a further embodiment, in order not to influence the operation of the driver on the installation box in normal times, the bottom of the installation box can be additionally provided with a rotary fixing structure, so that the hinge of the cover plate is positioned in front (namely, the slot of the box body is positioned in front) when the playing device is used; when the box is used as a handrail box, the hinge of the cover plate is positioned at the rear (namely, the slot of the box body is positioned at the rear) by rotating 180 degrees.
In summary, the video signal output by the device is transmitted to the wireless receiving module of another mobile terminal through the wireless transmitting module after frequency division, and is displayed, so that wireless transmission of video is realized, and video playing between the mobile terminal and the device can be performed simultaneously. When a user needs to move (such as a kitchen or a bathroom) at home, the mobile phone can be used for realizing synchronous playing without missing the content of the program. When the device is moved from a fixed place (such as a home or an office) to a mobile place (such as a car), a display screen is absent, and a video output interface of the device can be closed at the moment, the video output interface is transmitted to a wireless receiving module of the mobile terminal through a wireless transmitting module after frequency division, so that video programs in the device are displayed on the mobile terminal under the condition of the mobile place. The invention can also realize the on-demand playing of video programs by the webpage access of the browser. The device is a household vehicle-mounted dual-purpose WIFI set top box, external data resources are acquired through network connection, the data resources can be downloaded and watched at one side and stored in a memory at the same time when the device is used in a home, a mobile phone or a tablet personal computer of a family member is connected with the WIFI of the set top box, videos are synchronously played or independently played, when the device is in a vehicle or outdoors, original data resources in the memory can be shared, one member shares the resources to the set top box or a memory card with the stored data resources is inserted, and all members can acquire and do not need extra flow.
The foregoing examples are provided to further illustrate the technical contents of the present invention for the convenience of the reader, but are not intended to limit the embodiments of the present invention thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.
Claims (4)
1. The method for transmitting video signals in a wireless mode is based on a household vehicle-mounted dual-purpose WIFI set top box, and the household vehicle-mounted dual-purpose WIFI set top box comprises the following components: the device comprises a box body, a circuit board arranged in the box body, a microcontroller arranged on the circuit board, a memory for storing data resources, a WIFI module for carrying out data interaction with the outside and a power module; the memory, the WIFI module and the power supply module are respectively and electrically connected with the microcontroller; the household vehicle-mounted dual-purpose WIFI set top box further comprises a WIFI antenna arranged on the box body; the WIFI antenna is electrically connected with the WIFI module; the USB interface is electrically connected with the power module; the box body is provided with a storage cavity; the USB interface is electrically connected with the power module; the household vehicle-mounted dual-purpose WIFI set top box further comprises an HDMI interface; the HDMI interface is electrically connected with the microcontroller; the microcontroller is electrically connected with the display device and is also provided with an indicator lamp and a button switch which are electrically connected with the microcontroller; the system also comprises a network adapter electrically connected with the microcontroller and a network interface connected with the network adapter; the device also comprises a mounting box; the mounting box is provided with a slot for mounting the box body, a first power input end and a first power output end; the box body is provided with a second power input end electrically connected with the power module, and when the box body is detachably arranged in the installation box, the second power input end is electrically connected with the first power output end; the box body is provided with a second power output end which is electrically connected with the power module; the first power input end is a cigar lighter connector; the second power output end is a cigar lighter socket; the mounting box is provided with an open slot and a hand-screwed bolt which are positioned at one side of the slot; the hand-screwed bolt locks the box body in the slot; the mounting box comprises a body and a cover plate; the body is provided with a cavity for accommodating articles; the cover plate and the body are rotatably connected to one side of the cover plate; characterized in that the method comprises the steps of:
step one, a household vehicle-mounted dual-purpose WIFI set top box outputs video signals to a video interface of the household vehicle-mounted dual-purpose WIFI set top box;
the video signal is forwarded to a wireless transmitting module arranged on the household vehicle-mounted dual-purpose WIFI set top box through a frequency dividing module arranged on the household vehicle-mounted dual-purpose WIFI set top box and compressed, and the wireless transmitting module is a WIFI transmitting module;
step three, a wireless receiving module arranged on the mobile terminal receives the video signal sent by the wireless transmitting module and decompresses the compressed signal, wherein the wireless receiving module is a WIFI receiving module;
and step four, the controller arranged on the mobile terminal outputs the video signal to the display screen.
2. The method for transmitting video signals by adopting the wireless mode according to claim 1, wherein the wireless mode further comprises a WEB playing mode under a WIFI communication mode, the mobile terminal is connected with the household vehicle-mounted dual-purpose WIFI set top box by adopting the WIFI mode, and the video file of the household vehicle-mounted dual-purpose WIFI set top box is opened for playing by adopting a browser access mode.
3. The method for transmitting video signals in a wireless manner according to claim 1, wherein when the household vehicle-mounted dual-purpose WIFI set top box is not connected to an external power supply, stopping outputting the video signals, and enabling a standby power supply electrically connected to the household vehicle-mounted dual-purpose WIFI set top box to supply power; and stopping signal output of a display port arranged on the household vehicle-mounted dual-purpose WIFI set top box when the household vehicle-mounted dual-purpose WIFI set top box is not connected with the external display screen.
4. The method for transmitting video signals in a wireless manner according to claim 1, wherein when the household vehicle-mounted dual-purpose WIFI set top box is not connected to an external power supply, a standby power supply electrically connected to the household vehicle-mounted dual-purpose WIFI set top box is started to supply power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346919.XA CN107241627B (en) | 2017-05-16 | 2017-05-16 | Method and equipment for transmitting video signal in wireless mode |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710346919.XA CN107241627B (en) | 2017-05-16 | 2017-05-16 | Method and equipment for transmitting video signal in wireless mode |
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| Publication Number | Publication Date |
|---|---|
| CN107241627A CN107241627A (en) | 2017-10-10 |
| CN107241627B true CN107241627B (en) | 2023-08-08 |
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| CN201710346919.XA Active CN107241627B (en) | 2017-05-16 | 2017-05-16 | Method and equipment for transmitting video signal in wireless mode |
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| CN107241627A (en) | 2017-10-10 |
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