CN217213558U - Multifunctional double-screen notebook - Google Patents
Multifunctional double-screen notebook Download PDFInfo
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- CN217213558U CN217213558U CN202220338755.2U CN202220338755U CN217213558U CN 217213558 U CN217213558 U CN 217213558U CN 202220338755 U CN202220338755 U CN 202220338755U CN 217213558 U CN217213558 U CN 217213558U
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Abstract
The utility model discloses a multi-functional double screen notebook, including host computer, main display screen and vice display screen, the host computer includes mainboard, display card, first linkage unit, second linkage unit and external interface module, wherein: the display card is connected with the main board; the external interface module comprises a first external interface and a second external interface; the first connection unit comprises a first demultiplexer, a first switching module, a second switching module and a first video conversion module; the second connection unit comprises a second demultiplexer, a third switching module, a fourth switching module and a second video conversion module; each switching module realizes state switching through mainboard control, when the switching module of the connecting unit is in a first state, the video signal output by the display card is displayed, and when the switching module of the connecting unit is in a second state, the video signal output by the external equipment is displayed. The device can display the content of the local machine or the external video content, can output the double-screen display content to the outside, meets different working requirements, and has wide application range.
Description
Technical Field
The utility model belongs to the technical field of computer equipment, concretely relates to multi-functional double screen notebook.
Background
With the development of society, a single-function double-screen notebook can not meet the multipurpose use requirements of people, especially in some special fields, the screen display content of the double-screen notebook needs to be copied and output at the same time sometimes, the double-screen notebook needs to be used as a double-screen display sometimes, the external video is displayed without delay, and the liquid crystal screen of the double-screen notebook needs to display the local content and the external input video respectively sometimes.
However, the double-screen notebook in the current market has a single function, does not have a function of directly displaying an external video, and can only be acquired and decoded by an operating system if the function needs to be realized, and can also be copied and output by an external output display interface if the function needs to be realized.
In view of the fact that the existing double-screen notebook does not have a multipurpose function and brings limitation to usability of the double-screen notebook, the multifunctional double-screen notebook is provided and can be used in various fields.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the above-mentioned problem, provide a multi-functional double screen notebook, this double screen notebook both can show local content and can show outside video content or show local content and outside video content simultaneously to can be in real time to the external output double screen display content, satisfy different work demands, application scope is wide.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pair of multi-functional double screen notebook, including host computer, main display screen and vice display screen, the host computer includes mainboard, display card, first linkage unit, second linkage unit and external interface module, wherein:
the display card is connected with the main board;
the external interface module comprises a first external interface and a second external interface which are used for connecting external equipment;
the first connection unit comprises a first demultiplexer, a first switching module, a second switching module and a first video conversion module, the first demultiplexer is connected with the display card and respectively transmits video signals to the first switching module and the second switching module, the first switching module is connected with the first video conversion module, the second switching module is connected with the first external interface, the first switching module is further connected with the second switching module, and the first video conversion module is connected with the main display screen;
the second connecting unit comprises a second demultiplexer, a third switching module, a fourth switching module and a second video conversion module, the second demultiplexer is connected with the display card and respectively transmits video signals to the third switching module and the fourth switching module, the third switching module is connected with a second external interface, the fourth switching module is connected with the second video conversion module, the third switching module is further connected with the fourth switching module, and the second video conversion module is connected with the auxiliary display screen;
each switching module is connected with the mainboard, realizes the state switching through mainboard control, and when two switching modules of the coupling unit were the first state, the video signal of display card output was shown to corresponding display screen and external equipment, and when two switching modules of the coupling unit were the second state, the video signal of external equipment output was shown to the display screen that corresponds.
Preferably, the first external interface and the second external interface are both HDMI interfaces.
Preferably, the video conversion module is configured to convert the HDMI video signal into an eDP display signal.
Preferably, the model of the demultiplexer is PI3HDX412BDZBE, the model of the switching module is TS3DV642A0RUAR, and the model of the video conversion module is LT 6711A.
Preferably, the external device is a computer.
Preferably, the host further comprises a battery for supplying power.
Preferably, the multifunctional dual-screen notebook further comprises a keyboard and a mouse which are both connected with the mainboard and used for sending an operation instruction to the mainboard to realize state switching of the switching module.
Preferably, the multifunctional double-screen notebook further comprises a loudspeaker and a camera, wherein the loudspeaker is connected with the first video conversion module, and the camera is connected with the main board.
Compared with the prior art, the beneficial effects of the utility model are that: this double screen notebook both can show local content and can show outside video content or show local content and outside video content simultaneously through the switching function of switching module to the accessible is external to be exported double screen display content in real time, switches freely, and convenient operation satisfies different work demands, and application scope is wide.
Drawings
Fig. 1 is a schematic structural view of a multifunctional double-screen notebook of the present invention;
fig. 2 is a circuit diagram of the multifunctional dual-screen notebook of the present invention.
Description of the reference numerals: 1. a host; 2. a main display screen; 3. a sub display screen; 4. a camera is provided.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.
As shown in fig. 1-2, a multi-functional double screen notebook includes host computer, main display screen and vice display screen, and the host computer includes mainboard, display card, first linkage unit, second linkage unit and external interface module, wherein:
the display card is connected with the main board;
the external interface module comprises a first external interface and a second external interface which are used for connecting external equipment;
the first connection unit comprises a first demultiplexer, a first switching module, a second switching module and a first video conversion module, the first demultiplexer is connected with the display card and respectively transmits video signals to the first switching module and the second switching module, the first switching module is connected with the first video conversion module, the second switching module is connected with the first external interface, the first switching module is further connected with the second switching module, and the first video conversion module is connected with the main display screen;
the second connecting unit comprises a second demultiplexer, a third switching module, a fourth switching module and a second video conversion module, the second demultiplexer is connected with the display card and respectively transmits video signals to the third switching module and the fourth switching module, the third switching module is connected with a second external interface, the fourth switching module is connected with the second video conversion module, the third switching module is further connected with the fourth switching module, and the second video conversion module is connected with the auxiliary display screen;
each switching module is connected with the mainboard, realizes the state switching through mainboard control, and when two switching modules of the coupling unit were the first state, the video signal of display card output was shown to corresponding display screen and external equipment, and when two switching modules of the coupling unit were the second state, the video signal of external equipment output was shown to the display screen that corresponds.
The double-screen notebook comprises a host 1, a main display screen 2 and an auxiliary display screen 3, and the connection mode among the host 1, the main display screen 2 and the auxiliary display screen can refer to any double-screen notebook structure in the prior art. The host 1 is internally provided with a mainboard, a display card (such as an MXM display card), a first connecting unit, a second connecting unit and an external interface module, wherein the first connecting unit comprises a first demultiplexer, a first switching module, a second switching module and a first video conversion module, and the second connecting unit comprises a second demultiplexer, a third switching module, a fourth switching module and a second video conversion module.
The first multi-channel distributor and the second multi-channel distributor are used for respectively copying the video signals output by the display card, for example, 2 paths of video signals are output after each multi-channel distributor is copied, wherein the 2 paths of video signals output by the first multi-channel distributor are respectively transmitted to the main display screen 2 of the double-screen notebook and external equipment corresponding to the first external interface for display, the 2 paths of video signals output by the second multi-channel distributor are respectively transmitted to the auxiliary display screen 3 of the double-screen notebook and external equipment corresponding to the second external interface for display, and the copied video signals are completely consistent.
First video conversion module and second video conversion module correspond respectively and connect main display screen 2 and vice display screen 3 for realize the video conversion function, if convert the HDMI video signal who receives into the eDP display signal, or convert according to actual demand, and no matter be the video signal of display card output or the video signal of external equipment output, can both realize the conversion and carry out video display.
Each switching module is used for switching and selecting a data path, and is controlled by a main board to be switched, and the first switching module to the fourth switching module in fig. 2 are sequentially connected through K _1, K _2, K _3, and K _4, for example, a switching function is realized through a shortcut key, and the switching module is the prior art and is not described herein again. Specifically, when the two switching modules of the first connection unit are both in the first state, at this time, the data path between the first switching module and the second switching module is disconnected, the data path between the first switching module and the first demultiplexer and the data path between the second switching module and the first demultiplexer are communicated, one path of the 2 paths of video signals output by the first demultiplexer is transmitted to the main display screen 2 of the double-screen notebook through the first switching module for display, and the other path of video signals is transmitted to the external device corresponding to the first external interface through the second switching module for display. Similarly, when the two switching modules of the second connection unit are both in the first state, at this time, the data path between the third switching module and the fourth switching module is disconnected, the data paths between the third switching module and the fourth switching module and the second demultiplexer are communicated, one path of 2 paths of video signals output by the second demultiplexer is transmitted to the auxiliary display screen 3 of the double-screen notebook through the fourth switching module to be displayed, and the other path of video signals is transmitted to the external device corresponding to the second external interface through the third switching module to be displayed. And each display screen and the external equipment display the video signals output by the display card. When the two switching modules of the first connection unit are in the second state, at this time, the data paths between the first switching module and the second switching module are communicated, the data paths between the first switching module and the first demultiplexer and between the second switching module and the first demultiplexer are disconnected, and the first external interface receives output video signals corresponding to external equipment and transmits the output video signals to the main display screen 2 for display through the second switching module, the first switching module and the first video conversion module in sequence. Similarly, when the two switching modules of the second connection unit are in the second state, at this time, the data paths between the third switching module and the fourth switching module are connected, the data paths between the third switching module and the fourth switching module and the second demultiplexer are disconnected, and the second external interface receives the output video signals corresponding to the external device and transmits the output video signals to the auxiliary display screen 3 for display through the third switching module, the fourth switching module and the second video conversion module in sequence.
It is easy to understand that when the two switching modules in the connection unit are in the first state and the second state respectively, if the first switching module and the fourth switching module are in the first state and the second switching module and the third switching module are in the second state, the video signals output by the display card can be displayed only by the corresponding display screen, and the corresponding external device does not display any video signals; if the first switching module and the fourth switching module are in the second state, and the second switching module and the third switching module are in the first state, the corresponding display screen does not display any video signal, and the corresponding external equipment displays the video signal output by the display card, so that the switching is flexible, and the energy conservation is facilitated.
The double-screen notebook can display the content of the notebook computer and the external video content or simultaneously display the content of the notebook computer and the external video content, can output the double-screen display content in real time, meets different working requirements, and is wide in application range.
In one embodiment, the first external interface and the second external interface are both HDMI interfaces. Or the interface type may also be determined according to actual requirements.
In one embodiment, the video conversion module is configured to convert the HDMI video signal into an eDP display signal. Or can be adjusted according to actual requirements.
In one embodiment, the demultiplexer is PI3HDX412BDZBE, the switch module is TS3DV642A0RUAR, and the video transform module is LT 6711A. The specific model is not limited, and those skilled in the art can select the model according to actual needs.
In one embodiment, the external device is a computer. Or may also be a cell phone, tablet, etc.
In one embodiment, the host further comprises a battery for supplying power.
In an embodiment, the multifunctional dual-screen notebook further includes a keyboard and a mouse both connected to the motherboard, and is configured to send an operation instruction to the motherboard to implement state switching of the switching module. The state switching of the switching module is realized by sending an operation instruction (such as inputting a shortcut key) to the main board through the keyboard and the mouse, which is well known to those skilled in the art and will not be described herein again.
In an embodiment, the multifunctional dual-screen notebook further comprises a speaker and a camera, the speaker is connected with the first video conversion module, and the camera is connected with the main board. For example, the first video conversion module can convert the video signal into an eDP display signal and a Line out audio signal to realize video display and audio playing, and on the basis of the function, the video conference function among a plurality of double-screen notebooks can be realized. The specific location and number of speakers and cameras 4 is not limited.
The multifunctional double-screen notebook has multiple working modes, and specifically comprises the following steps:
operating mode 1 (copy output): each switching module is in a first state, the main display screen 2 and the auxiliary display screen 3 of the double-screen notebook both display the content of the notebook computer (namely, the video signal output by the display card), and the first external interface and the second external interface output the content of the notebook computer externally. The working mode 1 is the default working state.
Operational mode 2 (dual screen display): each switching module is in a second state, and the main display screen 2 and the auxiliary display screen 3 of the double-screen notebook display the video signals output by the corresponding external equipment and are used as double-screen displays.
Operation mode 3 (displaying the local content and the video signal output from the external device, respectively): if all the switching modules of the first connecting unit are in the first state and all the switching modules of the second connecting unit are in the second state, the main display screen 2 of the double-screen notebook displays the content of the notebook, the first external interface outputs the content of the notebook to the outside, and the auxiliary display screen 3 displays the video signal output by the corresponding external equipment; when all the switching modules of the first connecting unit are in the second state and all the switching modules of the second connecting unit are in the first state, the main display screen 2 can display video signals output by corresponding external equipment, the auxiliary display screen 3 can display the content of the local computer, and the second external interface can output the content of the local computer externally. Specifically, for example, the main display 2 displays the content of the notebook computer, the video signal output by the display card is copied into two paths by the first demultiplexer, one path is transmitted to the main display 2 of the dual-screen notebook computer through the first switching module for display, and the other path is transmitted to the external device corresponding to the first external interface through the second switching module for display. The second external interface receives the output video signal of the corresponding external device, and transmits the output video signal to the auxiliary display screen 3 for display through the third switching module, the fourth switching module and the second video conversion module in sequence.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express the more specific and detailed embodiments described in the present application, but not should be interpreted as limiting the scope of the claims of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (8)
1. The utility model provides a multi-functional double screen notebook, includes host computer, main display screen and vice display screen, its characterized in that: the host computer includes mainboard, display card, first linkage unit, second linkage unit and external interface module, wherein:
the display card is connected with the main board;
the external interface module comprises a first external interface and a second external interface which are both used for connecting external equipment;
the first connection unit comprises a first demultiplexer, a first switching module, a second switching module and a first video conversion module, wherein the first demultiplexer is connected with the display card and respectively transmits video signals to the first switching module and the second switching module, the first switching module is connected with the first video conversion module, the second switching module is connected with the first external interface, the first switching module is further connected with the second switching module, and the first video conversion module is connected with the main display screen;
the second connection unit comprises a second demultiplexer, a third switching module, a fourth switching module and a second video conversion module, the second demultiplexer is connected with the display card and respectively transmits video signals to the third switching module and the fourth switching module, the third switching module is connected with a second external interface, the fourth switching module is connected with the second video conversion module, the third switching module is further connected with the fourth switching module, and the second video conversion module is connected with the auxiliary display screen;
each the switching module all with the mainboard connection, through the state switching is realized in mainboard control, works as when two switching modules of coupling unit are first state, the video signal that corresponds display screen and external equipment show the display card output, works as when two switching modules of coupling unit are the second state, the corresponding display screen shows the video signal of external equipment output.
2. The multifunctional double-screen notebook as claimed in claim 1, wherein: the first external interface and the second external interface are HDMI interfaces.
3. The multifunctional double-screen notebook as claimed in claim 1, wherein: the video conversion module is used for converting the HDMI video signal into an eDP display signal.
4. A multifunctional double-screen notebook as claimed in claim 2 or 3, wherein: the model of the demultiplexer is PI3HDX412BDZBE, the model of the switching module is TS3DV642A0RUAR, and the model of the video conversion module is LT 6711A.
5. The multifunctional double-screen notebook as claimed in claim 1, wherein: the external device is a computer.
6. The multifunctional double-screen notebook as claimed in claim 1, wherein: the host also includes a battery for supplying power.
7. The multifunctional double-screen notebook as claimed in claim 1, wherein: the multifunctional double-screen notebook further comprises a keyboard and a mouse which are connected with the mainboard and used for sending an operation instruction to the mainboard to realize state switching of the switching module.
8. The multifunctional double-screen notebook as claimed in claim 1, wherein: the multifunctional double-screen notebook further comprises a loudspeaker and a camera, wherein the loudspeaker is connected with the first video conversion module, and the camera is connected with the main board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338755.2U CN217213558U (en) | 2022-02-18 | 2022-02-18 | Multifunctional double-screen notebook |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220338755.2U CN217213558U (en) | 2022-02-18 | 2022-02-18 | Multifunctional double-screen notebook |
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| CN217213558U true CN217213558U (en) | 2022-08-16 |
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| CN202220338755.2U Active CN217213558U (en) | 2022-02-18 | 2022-02-18 | Multifunctional double-screen notebook |
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