CN210181579U - Display and screen projection system - Google Patents
Display and screen projection system Download PDFInfo
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- CN210181579U CN210181579U CN201921176134.3U CN201921176134U CN210181579U CN 210181579 U CN210181579 U CN 210181579U CN 201921176134 U CN201921176134 U CN 201921176134U CN 210181579 U CN210181579 U CN 210181579U
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Abstract
The utility model discloses a display and throw screen system, the display includes the display body, this internal being provided with of display: the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals; the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal; the battery is connected with the power supply and wired transmission module and used for storing electric quantity; the battery management circuit is connected with the battery and controls the battery to supply power to the display; the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals; and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures. The utility model discloses a set up power supply and wired transmission module and wireless transmission module in the display and provide wired video transmission route and wireless video transmission route for the display, make mobile terminal can throw the screen display to the display.
Description
Technical Field
The utility model relates to a display field, in particular to display and screen projecting system.
Background
The existing display generally supports VGA or HDMI input, and supports the display of a traditional computer host or a control device.
When a user watches videos by using mobile terminals such as a mobile phone, the screen size of the mobile phone is limited, and the good video watching effect cannot be achieved, so that the user can only watch the videos on a computer, and at present, no display can realize screen projection display through the mobile phone.
Thus, the prior art has yet to be improved and enhanced.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the present invention is to provide a display and screen projection system, which provides a wired video transmission path and a wireless video transmission path for the display by providing a power supply and a wired transmission module and a wireless transmission module in the display, so that the mobile terminal can project screen display to the display.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a display, including the display body, this internal being provided with of display: the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals; the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal; the battery is connected with the power supply and wired transmission module and used for storing electric quantity; the battery management circuit is connected with the battery and controls the battery to supply power to the display; the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals; and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures. The embodiment of the utility model provides an in, provide wired video transmission route and wireless video transmission route for the display through set up power supply and wired transmission module and wireless transmission module in the display, make mobile terminal can throw the screen display to the display.
The power supply and wired transmission module includes: the power supply unit is connected with an external power supply and the video equipment and used for supplying power to the screen; an HDMI transmission unit connected to the video device for transmitting a video signal; the device comprises a Type-c transmission unit and a USB interface, wherein the Type-c transmission unit is used for supplying power and transmitting video signals; the Type-c transmission unit is connected with a video device with a power supply, a power supply unit and a video processing chip, and the USB interface is connected with the video device with the power supply.
The power supply unit includes: a DC interface connected to an external power source for transmitting a direct current; the LDO circuit is connected with the DC interface and is used for stabilizing the input voltage; and the inverter circuit is connected with the LDO circuit, the Type-c transmission unit and the screen and is used for performing power supply inversion processing.
The Type-c transmission unit includes: the Type-c interface is connected with the video equipment with the power supply and the LDO circuit and is used for supplying power and transmitting videos; the Type-c processing chip is connected with the Type-c interface, the inverter circuit and the video processing chip and used for processing video signals and transmitting the video signals to the video processing chip.
The HDMI transmission unit includes: the HDMI is connected with the video equipment and is used for transmitting video signals; and the ITE decoding chip is connected with the HDMI interface and the video processing chip and is used for video decoding. The wireless transmission module includes: an antenna for receiving a video signal; and the wireless transmission chip is connected with the video processing chip and used for receiving the wireless video signal and transmitting the wireless video signal to the video processing chip for processing.
The display body is also provided with a plurality of control buttons for controlling the video working state.
The length of the display body is 14-25 cm; the width of the display body is 7-19 cm.
A screen projection system disposed within a display body, the screen projection system comprising: the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals; the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal; the battery is connected with the power supply and wired transmission module and used for storing electric quantity; the battery management circuit is connected with the battery and controls the battery to supply power to the display; the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals; and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures.
Compared with the prior art, the utility model provides an among display and the screen system of throwing, including the display body, this internal being provided with of display: the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals; the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal; the battery is connected with the power supply and wired transmission module and used for storing electric quantity; the battery management circuit is connected with the battery and controls the battery to supply power to the display; the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals; and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures. The utility model discloses a set up power supply and wired transmission module and wireless transmission module in the display and provide wired video transmission route and wireless video transmission route for the display, make mobile terminal can throw the screen display to the display.
Drawings
Fig. 1 is a block diagram of a display provided by the present invention;
fig. 2 is a structural diagram of the display provided by the present invention.
Detailed Description
The utility model provides a display and throw screen system provides wired video transmission route and wireless video transmission route for the display through set up power supply and wired transmission module and wireless transmission module in the display, makes mobile terminal can throw the screen display to the display.
The present invention is described in more detail in order to facilitate the explanation of the technical idea, the technical problem solved, the technical features of the technical solution, and the technical effects brought by the present invention. The embodiments are explained below, but the scope of the present invention is not limited thereto. Further, the technical features of the embodiments described below may be combined with each other as long as they do not conflict with each other.
The conventional display is generally input through VGA or HDMI, and plays video through a conventional computer host or control device, but cannot transmit and play video through a mobile terminal, so there is a need for providing a display capable of transmitting and playing video through a mobile terminal.
Referring to fig. 1, the present invention provides a display, including a display body 10, wherein: a power supply and wired transmission module 100 connected to an external power supply and a video device, for supplying power to a display and acquiring a video signal; a video processing chip 200 connected to the power supply and wired transmission module 100 for decoding the video signal; a battery 300 connected to the power supply and wired transmission module 100 for storing power; a battery management circuit 400 connected to the battery 300 and controlling the battery 300 to supply power to the display; a wireless transmission module 500 wirelessly connected with the video device for receiving wireless video signals; and a screen 600 connected to the power supply and cable transmission module 100 and the decoding chip for displaying video pictures. The embodiment of the utility model provides an in, provide wired video transmission route and wireless video transmission route for the display through set up power supply and wired transmission module 100 and wireless transmission module 500 in the display, make mobile terminal can throw the screen display to the display and show
In specific implementation, in the embodiment of the present invention, in the present application, the video may be transmitted to the display through a mobile terminal such as a mobile phone or a tablet in a wired connection manner or a wireless connection manner; when the video is transmitted in a wired manner, the mobile terminal is connected with the display through a connecting wire, the video signal is transmitted to the video processing chip 200 for processing through the power supply and wired transmission module 100, and then the video played by the mobile terminal is synchronously projected to the display for playing; when the video is transmitted in a wireless mode, the mobile phone establishes wireless connection such as WIFI and Bluetooth with the display, sends the video to the display after establishing the wireless connection, receives the video through the wireless transmission module 500, transmits the video to the video processing chip 200 to perform processing such as video decoding, transmits the video to the display, and synchronously projects the screen in the display to display the video.
In particular, the video processing chip 200 may be one of RK3288, RK3399, Hi3515 or Hi3520, which may implement the functions of the embodiments of the present invention.
The power supply and wired transmission module 100 includes: a power supply unit 110 connected to an external power source for supplying power to the screen 600; an HDMI transmitting unit 120 connected to the video device for transmitting a video signal; a Type-C transmission unit 130 for supplying power and transmitting video signals, a USB interface 140; the Type-C transmission unit 130 is connected to the video device with a power supply, the power supply unit 110 and the video processing chip 200, and the USB interface 140 is connected to the video device with a power supply.
In specific implementation, in the embodiment of the present invention, during the wired transmission, the power supply unit 110 is connected to an external power supply to supply power to the screen 600 and the video processing chip 200, and charges the battery 300, and meanwhile, the HDMI transmission unit 120 transmits the video signal to the video processing chip 200 to process the video signal, and then transmits the video signal to the screen 600 for display; in another wired transmission mode, when the Type-C transmission unit 130 or the USB interface 140 is connected to the mobile terminal, the mobile terminal simultaneously supplies power to the screen 600 and the video processing chip 200, charges the battery 300, transmits the video signal to the video processing chip 200 for video processing, and then transmits the video signal to the screen 600 for display.
Specifically, the power supply unit 110 includes: a DC interface 111 connected to an external power source for transmitting direct current; an LDO circuit 112 connected to the DC interface 111 for stabilizing an input voltage; and an inverter circuit 113 connected to the LDO circuit 112, the Type-C transmission unit 130, and the screen 600, for performing power inversion processing.
The Type-C transmission unit 130 includes: a Type-c interface 131 which is connected with the video device with the power supply and the LDO circuit 112 and is used for supplying power and transmitting video; and the Type processing chip 132 is connected with the Type-c interface 131, the inverter circuit 113 and the video processing chip 200 and used for processing the video signal and transmitting the video signal to the video processing chip 200.
The HDMI transmitting unit 120 includes: an HDMI interface 121 connected to a video device for transmitting a video signal; and an ITE decoding chip 122 connected with the HDMI interface 121 and the video processing chip 200 and used for video decoding.
To sum up, the embodiment of the present invention provides an in, when wired transmission, there are two kinds of connected modes: in one connection mode, direct current is accessed through a DC interface 111, and after being stabilized by a voltage stabilizing circuit, the direct current is transmitted to an inverter circuit 113 to be inverted into alternating current so as to drive a screen 600 to display; in addition, the video signal is transmitted through the HDMI interface 121, and the HDMI signal is decoded into RGB666 or RGB888 format by the ITE decoding chip 122, so that the video processing chip 200 can recognize the video signal, and then the video signal is transmitted to the video processing chip 200 to be decoded into LVDS format recognizable by the screen 600 again, and then the video signal is transmitted to the screen 600 to be played.
In another connection mode, the Type-c interface 131 is connected to the mobile terminal, one path of the signals is transmitted to the LDO circuit 112 through the Type-c interface 131 for voltage stabilization processing, the signals are converted into alternating current through the inverter circuit 113 to supply power to the screen 600, the other path of the signals is connected to the Type processing chip 132 for interface signal decoding, the Type-c signals are decoded into RGB666 or RGB888 format, so that the video processing chip 200 can recognize the signals, then the signals are transmitted to the video processing chip 200 for video decoding, and finally the video is transmitted to the screen 600 for playing.
In particular, in the embodiment of the present invention, the type of the ITE decoding chip 122 is IT 6604E; the Type of the Type processing chip 132 is Longjing LT8711 HE.
The wireless transmission module 500 includes: an antenna 501 for receiving a video signal; and the wireless transmission chip 502 is connected with the video processing chip 200 and used for receiving the wireless video signal and transmitting the wireless video signal to the video processing chip 200 for processing.
When the embodiment of the utility model provides an in, when wireless transmission, establish wireless connection (can be bluetooth, WIFI etc.) with mobile terminal by wireless transmission chip 502 earlier, rethread mobile terminal transmission video signal, reach wireless transmission chip 502 after antenna 501 receives video signal, and wireless transmission chip 502 passes video signal to video processing chip 200 and decodes, and rethread screen 600 plays.
Particularly, the wireless transmission chip 502 is AP6476, which integrates WIFI, bluetooth, GPS and FM functions, and one chip can implement different wireless connection modes. The circuit connection manner of the wireless transmission chip 502 is the prior art and will not be described in detail herein. The display body 10 is further provided with a plurality of control buttons for controlling the video working state. Specifically, in the embodiment of the present invention, a plurality of keys are provided to control the opening, closing, sound level, light level, etc. of the display.
The length of the display body 10 is 14-25 cm; the width of the display body 10 is 7-19 cm. Specifically, in the embodiment of the present invention, the display body 10 is set to be similar to a tablet computer in size, and under this size, the size of the screen 600 is larger than that of a mobile phone, which is similar to a tablet computer, so that the problem of poor video viewing effect of a mobile phone can be solved, and a video in the tablet computer can be played by projecting the screen, so as to realize multi-screen display, and share the video with other users for viewing; in addition, the size is convenient to carry, and a user can perform screen projection playing through the display at any time and any place, so that convenience is provided for daily use of the user.
Specifically, when throwing the screen outdoors, accessible battery 300 management circuit switches the power supply mode, is the display power supply by battery 300, and mobile terminal accessible bluetooth is connected the broadcast with the display, and when the electric quantity was not enough, accessible portable power source (treasured charges, battery etc.) charges, and convenient to use has very big practicality.
A screen projection system provided in a display body 10, the screen projection system comprising: a power supply and wired transmission module 100 connected to an external power supply and a video device, for supplying power to a display and acquiring a video signal; a video processing chip 200 connected to the power supply and wired transmission module 100 for decoding the video signal; a battery 300 connected to the power supply and wired transmission module 100 for storing power; a battery management circuit 400 connected to the battery 300 and controlling the battery 300 to supply power to the display; a wireless transmission module 500 wirelessly connected with the video device for receiving wireless video signals; and a screen 600 connected to the power supply and cable transmission module 100 and the decoding chip for displaying video pictures.
To sum up, the utility model provides a pair of display and throw screen system, the display includes the display body, this internal being provided with of display: the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals; the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal; the battery is connected with the power supply and wired transmission module and used for storing electric quantity; the battery management circuit is connected with the battery and controls the battery to supply power to the display; the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals; and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures. The utility model discloses a set up power supply and wired transmission module and wireless transmission module in the display and provide wired video transmission route and wireless video transmission route for the display, make mobile terminal can throw the screen display to the display.
It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.
Claims (10)
1. The utility model provides a display, includes the display body, its characterized in that, this internal being provided with of display:
the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals;
the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal;
the battery is connected with the power supply and wired transmission module and used for storing electric quantity;
the battery management circuit is connected with the battery and controls the battery to supply power to the display;
the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals;
and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures.
2. The display of claim 1, wherein the power supply and wired transmission module comprises:
the power supply unit is connected with an external power supply and used for supplying power to the screen;
an HDMI transmission unit connected to the video device for transmitting a video signal;
the device comprises a Type-c transmission unit and a USB interface, wherein the Type-c transmission unit is used for supplying power and transmitting video signals;
the Type-c transmission unit is connected with a video device with a power supply, a power supply unit and a video processing chip, and the USB interface is connected with the video device with the power supply.
3. The display according to claim 2, wherein the power supply unit comprises:
a DC interface connected to an external power source for transmitting a direct current;
the LDO circuit is connected with the DC interface and is used for stabilizing the input voltage;
and the inverter circuit is connected with the LDO circuit, the Type-c transmission unit and the screen and is used for performing power supply inversion processing.
4. The display of claim 3, wherein the Type-c transmission unit comprises:
the Type-c interface is connected with the video equipment with the power supply and the LDO circuit and is used for supplying power and transmitting videos;
the Type-c processing chip is connected with the Type-c interface, the inverter circuit and the video processing chip and used for processing video signals and transmitting the video signals to the video processing chip.
5. The display according to claim 4, wherein the HDMI transmission unit comprises:
the HDMI is connected with the video equipment and is used for transmitting video signals;
and the ITE decoding chip is connected with the HDMI interface and the video processing chip and is used for decoding the video signals in the HDMI format into the RGB666 or RGB888 format.
6. The display of claim 2, wherein the wireless transmission module comprises: an antenna for receiving a video signal; and the wireless transmission chip is connected with the video processing chip and used for receiving the wireless video signal and transmitting the wireless video signal to the video processing chip for processing.
7. The display as claimed in claim 1, wherein the display body is further provided with a plurality of control buttons for controlling the video operation status.
8. The display of claim 1, wherein the display body has a length of 14-25 centimeters.
9. The display of claim 1, wherein the display body has a width of 7-19 centimeters.
10. A screen projection system provided in a display body, the screen projection system comprising:
the power supply and wired transmission module is connected with an external power supply and the video equipment and used for supplying power to the display and acquiring video signals;
the video processing chip is connected with the power supply and wired transmission module and is used for decoding the video signal;
the battery is connected with the power supply and wired transmission module and used for storing electric quantity;
the battery management circuit is connected with the battery and controls the battery to supply power to the display;
the wireless transmission module is wirelessly connected with the video equipment and used for receiving wireless video signals;
and the screen is connected with the power supply and wired transmission module and the decoding chip and is used for displaying video pictures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176134.3U CN210181579U (en) | 2019-07-24 | 2019-07-24 | Display and screen projection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921176134.3U CN210181579U (en) | 2019-07-24 | 2019-07-24 | Display and screen projection system |
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| Publication Number | Publication Date |
|---|---|
| CN210181579U true CN210181579U (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921176134.3U Active CN210181579U (en) | 2019-07-24 | 2019-07-24 | Display and screen projection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111782170A (en) * | 2020-06-29 | 2020-10-16 | 深圳增强现实技术有限公司 | Display device |
| CN114363692A (en) * | 2021-12-30 | 2022-04-15 | Tcl华星光电技术有限公司 | Chip system applied to video equipment, video equipment and display system |
-
2019
- 2019-07-24 CN CN201921176134.3U patent/CN210181579U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111782170A (en) * | 2020-06-29 | 2020-10-16 | 深圳增强现实技术有限公司 | Display device |
| CN114363692A (en) * | 2021-12-30 | 2022-04-15 | Tcl华星光电技术有限公司 | Chip system applied to video equipment, video equipment and display system |
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