CN100336012C - Notebook computer capable of using display independently - Google Patents
Notebook computer capable of using display independently Download PDFInfo
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- CN100336012C CN100336012C CNB2004100690056A CN200410069005A CN100336012C CN 100336012 C CN100336012 C CN 100336012C CN B2004100690056 A CNB2004100690056 A CN B2004100690056A CN 200410069005 A CN200410069005 A CN 200410069005A CN 100336012 C CN100336012 C CN 100336012C
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Abstract
The present invention relates to a notebook computer capable of using a display independently. The display of the notebook computer is provided with an independent screen power switch and a new signal receiving terminal, and thus, the display of the notebook computer can be used independently in the state that the computer does not start up. External connection video signal sources, such as VCD/DVD players, record players, TV mates, etc., can be transmitted to the new signal receiving terminal through a new AV terminal joint or the existing D-sub interface, and thereby, video output is generated in the display.
Description
Technical field
The present invention relates to a kind of notebook computer, particularly a kind of under the state that main frame is not started shooting, can use the notebook computer of its display separately.
Background technology
Today of computing machine prosperity, carrying computing machine has become modern's demand, in order to deal with this trend, so computer maker dwindles portable computer (portable computer) again, become the much the same notebook computer of area and notebook, its function and desktop PC are similar, but can put into leather trunk or the handbag of carrying, and have satisfied the business people's of available computers demand everywhere.
Please refer to shown in Figure 1ly, it is the synoptic diagram of common notebook computer inside structure, mainly includes in the notebook computer: 20 two parts of main frame 10 and display.
And display 20 links with main frame 10, shows in order to the result of electronic data processing that main frame 10 is handled, allows the user why understand performed application program or the result of function choosing-item.
The present mode of display 20 show images of notebook computer is transferred to signal of video signal by bus 30 receiver 21 of display 20 by the video card on the motherboard 11 111, to produce required image output in display 20.
The switch of this display 20 relies on the primary power 110 of whole notebook computer fully, when this notebook computer start, can use this display 20, otherwise this display 20 can't use separately.In addition, this display 20 only can be accepted the signal of video signal that transmitted by the video card on the motherboard 11 111, separately as the device of the signal of video signal output of main frame 10, or carry out the action of signal of video signal output to external projector 100 by D-sub interface 22 by video card 111.
Therefore, when notebook computer shut down, this display 20 can't have other purposes; And when notebook computer was started shooting, this display 20 only can receive the signal of video signal that is transmitted by video card 111, or did unidirectional image output (exporting projector to), and can't import image.Have common switch at main frame 10 and display 20, and only can carry out under the situation of one-way transmission signal, display 20 can't carry out other purposes under the situation of notebook computer shutdown, the dirigibility in the time of will reducing display 20 uses.
Summary of the invention
Because above-mentioned problem, fundamental purpose of the present invention is to provide a kind of notebook computer that can independently use display, the display of this notebook computer has independently screen power supplies switch and newly-increased signal receiving end, the display (being the part of screen) that makes notebook computer is except that demonstrating the result of electronic data calculation process under the state of main frame start, also can use separately down in the state that computing machine is not started shooting, and external signal of video signal source, for example: the VCD/DVD player, videocorder, TV mate ... Deng, can transfer to newly-increased signal receiving end by newly-increased AV terminal joint or the D-sub interface that originally just has, in display, to produce image output.
Specifically, the invention discloses a kind of notebook computer that can independently use display, it includes a main frame, one display, an one primary power supply system and a main power switch, when this main power switch is opened, this main frame is in order to handle electronic data, by the video card in this main frame, transmit one first signal receiving end of a signal of video signal to this display, to show the result of electronic data in this display, and required electric power when providing the work of this main frame and this display by this primary power supply system, this display also includes a screen power supplies switch and a secondary signal receiving end, this screen power supplies switch and this primary power supply system electrically connect, when this main power switch is closed and during this screen power supplies switch open, required electric power when this primary power supply system provides this display to work independently, and receive by the image data of external transmission to this display by the secondary signal receiving end.
This main power switch and this screen power supplies switch can not be opened simultaneously.
The described notebook computer that can independently use display also includes more than one AV terminal joint, so that outside image data passes through this AV terminal joint, and transfers to this secondary signal receiving end.
This video card is connected to described D-sub interface, so that image data is transferred to external device.
A built-in signal I/O switch in this D-sub interface, and this D-sub interface and the electric connection of this second receiving end are to switch the input or the output of signal of video signal by this signal I/O switch.
This D-sub interface carries out the transmission of signal by a bus and this second receiving end.
This display connects more than one loudspeaker, with the voice data of reception external device input, and sonorific output simultaneously.
Thus, can improve the shortcoming that present notebook computer only can carry out unidirectional output image signal, make notebook computer can do two-way signal of video signal transmission.When the user need not use notebook computer, its display still can be used as simple screen display device, the LCD of a similar table mo(u)ld top half, with the display that improves present notebook computer must with the parallel absolute dependence relation of using of main frame, significantly increase the dirigibility that the display of notebook computer uses.
Description of drawings
Fig. 1 is the synoptic diagram of common its inside structure of notebook computer; And
Fig. 2 is the synoptic diagram that can independently use its inside structure of notebook computer of display of the present invention.
Wherein, Reference numeral is as follows:
10--main frame 11--motherboard 111--video card 20--display
21--receiver 22--D-sub interface
30--main frame 31--video card 32--D-sub interface
321--signal I/O switch 40--display
41--screen power supplies switch 42--receiver
The 421--first signal receiving end 422--secondary signal receiving end
43--bus 44--loudspeaker 50--primary power supply system
51--main power switch 60--AV clamped nipple
70--VCD/DVD player 80--videocorder
The 90--TV mate 100--110--of projector primary power
Embodiment
For making purpose of the present invention, structural attitude and function thereof are had further understanding, conjunction with figs. is described in detail as follows.
Please refer to shown in Figure 2, be the synoptic diagram that can independently use its inside structure of notebook computer of display of the present invention, this can independently use the notebook computer of display to mainly include: main frame 30, display 40, primary power supply system 50 and main power switch 51.And its special character is: its display 40 of notebook computer of the present invention has independently screen power supplies switch 41 and newly-increased signal receiving end (being secondary signal receiving end 422), thus, when notebook computer is in off-mode, this display 40 still can be used as simple screen display device, its function promptly is similar to the LCD of a table mo(u)ld top half, and external signal of video signal source (for example: VCD/DVD player 70, videocorder 80, TV mate 90 ... Deng) can transfer to secondary signal receiving end 421 by newly-increased AV terminal joint 60 or D-sub interface 32, in display 40, to produce image output.
When user's desire is used notebook computer, then open this main power switch 51, at this moment, main frame 30 just begins to handle electronic data, plant one video card 31 on the motherboard in this main frame 30, by first signal receiving end 421 of this video card 31 transmission one signal of video signal to receiver 42 inside of display 40, on display 40, demonstrating the result of electronic data, and required electric power when providing main frame 30 and display 40 work by primary power supply system 50.
And this video card 31 is connected to a D-sub interface 32, when the external projector of this notebook computer, can image data be transferred to projector by this D-sub interface 32, so that image data is projected on a white curtain or the wall by this projector.
And be equiped with a screen power supplies switch 41 and a receiver 42 in this display 40, include first signal receiving end 421 and secondary signal receiving end 422 in this receiver 42.
This screen power supplies switch 41 electrically connects with primary power supply system 50, and form relation in parallel with main power switch 51, therefore, required electric power when primary power supply system 50 can provide notebook host 30 work, or required electric power when only supplying display 40 and working independently.Yet this screen power supplies switch 41 can not be opened simultaneously with main power switch 51.
When main power switch 51 is closed and screen power supplies switch 41 when opening, required electric power when this primary power supply system 50 provides display 40 to work independently, and external signal of video signal source (for example: VCD/DVD player 70, videocorder 80, TV mate 90 ... Deng) can transfer to secondary signal receiving end 421 by newly-increased AV terminal joint 60 or D-sub interface 32, in display 40, to produce image output.In addition, this display 40 also can connect more than one loudspeaker 44, with the voice data of reception external device input, and sonorific output simultaneously.
In common technique, this D-sub interface 32 only can carry out the action of signal of video signal output to external device, and can't import image data by the external world.And the present invention is a built-in signal I/O switch 321 in D-sub interface 32, this signal I/O switch 321 is in order to switch the input or the output of signal of video signal, make the exportable image data of notebook computer, or receive image data by the external device input.And carry out the transmission of signal by a bus 43 between this D-sub interface 32 and second receiving end 422.
Thus, D-sub interface 32 is except that carrying out the output of signal of video signal as common technique, also can carry out the input of signal of video signal, make the image data of coming in transfer to second receiving end 422 of display 40 and imaging in display 40 via bus 43 by D-sub interface 32 transmission.
Except D-sub interface 32, also can be provided with more than one AV terminal joint 60 in this notebook computer, so that outside image data transfers to secondary signal receiving end 422 by this AV terminal joint 60, and imaging in display 40.
The above for the preferred embodiment among the present invention, is not to be used for limiting practical range of the present invention only; All according to equivalence variation and modification that the present invention did, be all the present invention and contain.
Claims (6)
1. notebook computer that can independently use display, it includes a main frame, a display, a primary power supply system and a main power switch, when this main power switch is opened, this main frame is in order to handle electronic data, by the video card in this main frame, transmit one first signal receiving end of a signal of video signal to this display, to show the result of electronic data in this display, and required electric power when providing the work of this main frame and this display by this primary power supply system, it is characterized in that:
This display also includes: a screen power supplies switch and a secondary signal receiving end, this screen power supplies switch and this primary power supply system electrically connect, when this main power switch is closed and during this screen power supplies switch open, required electric power when this primary power supply system provides this display to work independently, outside image data transfers to this secondary signal receiving end again by more than one AV terminal interface or D-sub interface.
2. the notebook computer that can independently use display as claimed in claim 1 is characterized in that, this main power switch and this screen power supplies switch can not be opened simultaneously.
3. the notebook computer that can independently use display as claimed in claim 1 is characterized in that this video card is connected to described D-sub interface, so that image data is transferred to external device.
4. the notebook computer that can independently use display as claimed in claim 3, it is characterized in that, a built-in signal I/O switch in this D-sub interface, and this D-sub interface and this second receiving end electrically connect, to switch the input or the output of signal of video signal by this signal I/O switch.
5. the notebook computer that can independently use display as claimed in claim 4 is characterized in that, this D-sub interface carries out the transmission of signal by a bus and this second receiving end.
6. the notebook computer that can independently use display as claimed in claim 1 is characterized in that this display connects more than one loudspeaker, with the voice data of reception external device input, and sonorific output simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100690056A CN100336012C (en) | 2004-07-12 | 2004-07-12 | Notebook computer capable of using display independently |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100690056A CN100336012C (en) | 2004-07-12 | 2004-07-12 | Notebook computer capable of using display independently |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1722082A CN1722082A (en) | 2006-01-18 |
| CN100336012C true CN100336012C (en) | 2007-09-05 |
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ID=35912413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100690056A Expired - Fee Related CN100336012C (en) | 2004-07-12 | 2004-07-12 | Notebook computer capable of using display independently |
Country Status (1)
| Country | Link |
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| CN (1) | CN100336012C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8856561B2 (en) | 2012-05-10 | 2014-10-07 | Hewlett-Packard Development Company, L.P. | Allocating and distributing power |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19800778A1 (en) * | 1998-01-12 | 1999-07-15 | Ems Electronic Management Syst | Lap top computer with removable display |
| EP1091287A2 (en) * | 1994-02-04 | 2001-04-11 | Sun Microsystems, Inc. | A standard interface system between different lcd panels and a common frame buffer output |
| CN1427329A (en) * | 2001-12-21 | 2003-07-02 | 神达电脑股份有限公司 | Liquid crystal display device and portable computer |
| CN1427355A (en) * | 2001-12-21 | 2003-07-02 | 神达电脑股份有限公司 | Portable computer |
-
2004
- 2004-07-12 CN CNB2004100690056A patent/CN100336012C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1091287A2 (en) * | 1994-02-04 | 2001-04-11 | Sun Microsystems, Inc. | A standard interface system between different lcd panels and a common frame buffer output |
| DE19800778A1 (en) * | 1998-01-12 | 1999-07-15 | Ems Electronic Management Syst | Lap top computer with removable display |
| CN1427329A (en) * | 2001-12-21 | 2003-07-02 | 神达电脑股份有限公司 | Liquid crystal display device and portable computer |
| CN1427355A (en) * | 2001-12-21 | 2003-07-02 | 神达电脑股份有限公司 | Portable computer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1722082A (en) | 2006-01-18 |
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Granted publication date: 20070905 Termination date: 20100712 |