CN101901024A - Portable electronic device - Google Patents

Portable electronic device Download PDF

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Publication number
CN101901024A
CN101901024A CN2009101434721A CN200910143472A CN101901024A CN 101901024 A CN101901024 A CN 101901024A CN 2009101434721 A CN2009101434721 A CN 2009101434721A CN 200910143472 A CN200910143472 A CN 200910143472A CN 101901024 A CN101901024 A CN 101901024A
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China
Prior art keywords
processing unit
signal
touch control
video
control display
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Granted
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CN2009101434721A
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Chinese (zh)
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CN101901024B (en
Inventor
廖弘凯
杨佳桦
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Wistron Corp
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Wistron Corp
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Abstract

The invention relates to a portable electronic device. The portable electronic device is provided with a host body and a display screen body which is pivoted on one side of the host body by a two-dimensional pivoting piece; a host is arranged in a main shell of the host body; the upper surface of the main shell is provided with a keyboard and a touch display which are electrically connected with the host; one side of the display screen body is provided with a plane display electrically connected with the host; the display screen body can be pivoted forwards, backwards, leftwards and rightwards relative to the main shell by means of the two-dimensional pivoting piece; and the host outputs the same image signal to the touch display and the plane display, generates a corresponding image signal according to a touch signal from the touch display and outputs the image signal to the touch display and the plane display. The portable electronic device can improve convenience and flexibility of inputting and showing display contents of notebook computers.

Description

Portable electron device
Technical field
The present invention relates to a kind of portable electron device, particularly relate to a kind of portable electron device with dual screen.
Background technology
The notebook computer indispensable instrument that business people is now gone on business of can saying so, business people usually need be done bulletin or commodity displaying to the client with notebook computer, yet because general notebook computer has only a flat-panel screens that is located on the display screen body, therefore, business people is seeing that the screen of notebook computer is when the client makees bulletin, and can't fully screen be forwarded to client's dead ahead, allow the client not see Chu's screen content easily.
In addition, no matter be keyboard or Trackpad on the notebook computer, its input operation especially is not that each user can both be accustomed to operating with Trackpad, and would rather selects to replace with mouse for old user and inconvenient.Therefore, if can a touch control screen be set on the keyboard next door of notebook computer, the user not only can directly see the touch control screen option in the taps screen intuitively so, or directly on screen, carry out input operation, and more can assist older user to use the notebook computer left-hand seat apace, and provide user's another kind to import selection more easily.
Summary of the invention
Therefore, purpose of the present invention promptly is to provide a kind of portable electron device, and it can provide two displays to the different users who is positioned at different visual angles, and wherein a display person of being easy to use carries out input operation.
So portable electron device of the present invention has a main frame body and a display screen body that is articulated.
The main frame body has a main casing and is located at the interior main frame of this main casing, and the main casing upper surface is provided with a keyboard and a touch control display that is electrically connected with this main frame.
The display screen body is articulated by a side of a two-dimentional pivotal part and main casing, and the one side of display screen body is provided with a flat-panel screens that is electrically connected with main frame, and by two-dimentional pivotal part, display screen body main casing relatively all around pivots.
Main frame is exported same signal of video signal respectively to touch control display and flat-panel screens, and according to the touching signals from touch control display, produces the corresponding image signal and export this touch control display and this flat-panel screens simultaneously to.
Wherein, this main frame comprises a motherboard and peripheral component interconnect express, in the present invention, motherboard mainly has a video memory, one provides video data to be temporary in the CPU (central processing unit) of video memory, one reads the video data in this video memory and exports the video processing unit of this touch control display and this flat-panel screens simultaneously respectively to, one is electrically connected with this touch control display, and reception is from the signal controller of this touching signals of this touch control display, and one give the control module of this CPU (central processing unit) with this touching signals, and this CPU (central processing unit) produces the video data of corresponding image signal and gives this video memory according to this touching signals.
Wherein this control module comprises a south bridge controller and a north bridge controller, and the south bridge controller is electrically connected this north bridge controller and this signal controller.
Preferably, this keyboard is provided with a hot key, and this hot key is by on time, and it produces one first hot key signal and gives this signal controller, make this signal controller that the touch controllable function of this touch control display is temporarily forbidden, be again depressed and produce one second hot key signal up to this hot key and give this signal controller.
Preferably, this flat-panel screens is a touch control display, and this portable electron device also comprises a pivot detection components, when it detects this display screen body relatively this main frame body is switched to greater than a predetermined angular, send one first detection signal and give CPU (central processing unit), make the touch controllable function of flat-panel screens is closed, and when this display screen body of detection is switched to less than this predetermined angular, send one second detection signal and give CPU (central processing unit), make the touch controllable function of flat-panel screens is opened.
Preferably, this video processing unit after reading the video data in this video memory and carrying out suitable convergent-divergent processing, exports this flat-panel screens also according to a convergent-divergent steering order of this CPU (central processing unit) to.
Preferably, this video memory comprises one first memory block and one second memory block, the video data of temporary this full-screen picture in this first memory block, and the video data that this video processing unit reads in this first memory block exports this flat-panel screens and this touch control display to; When this CPU (central processing unit) is received a convergent-divergent steering order, it reads video data in this first memory block and carries out after suitable convergent-divergent handles, deposit this second memory block in, and make this video processing unit read the video data of this second memory block and export this flat-panel screens to.
The present invention is provided with touch control display by the keyboard next door at the main frame body, and make the display screen body relatively the main frame body pivot, make when the display screen body is switched to the flat-panel screens that makes on the display screen body towards another beholder, the user still can see the display frame identical with flat-panel screens by the touch control display on the main frame body, and can directly on touch control display, carry out touch control operation, and by the convergent-divergent steering order, suitable convergent-divergent is carried out in 22 display frames to flat-panel screens, increases the convenience and the dirigibility of notebook computer input and showing display contents.
Description of drawings
Fig. 1 is the schematic appearance of a preferred embodiment of portable electron device of the present invention;
Fig. 2 is the schematic appearance behind the display screen body Rotate 180 degree of portable electron device of present embodiment;
Fig. 3 is the circuit block diagram of present embodiment;
Fig. 4 is present embodiment carries out the picture processing and amplifying with video processing unit a synoptic diagram;
Fig. 5 is that present embodiment carries out the synoptic diagram that picture dwindles processing with video processing unit;
Fig. 6 is the CPU (central processing unit) of present embodiment is carried out the picture processing and amplifying by software driver a synoptic diagram; And
Fig. 7 is that the CPU (central processing unit) of present embodiment is carried out the synoptic diagram that picture dwindles processing by software driver.
The primary clustering symbol description:
100 notebook computers
1 main frame body, 2 display screen bodies
3 motherboards, 11 main casings
12 keyboards, 13 touch control displays
14 Trackpads, 21 two-dimentional pivotal parts
22 flat-panel screens, 31 CPU (central processing unit)
32 video memory, 33 video processing units
34 signal controllers, 35 south bridge controllers
36 north bridge controllers, 37 pivot detection components
40,60 local video data 41,50,61,70 video datas
220 touch-control circuits, 321 first memory blocks
322 second memory blocks
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of a following cooperation preferred embodiment with reference to the accompanying drawings, can clearly present.
Consulting Fig. 1, is a preferred embodiment of the present invention's portable electron device of possessing dual screen, and this portable electron device is to be example with a notebook computer 100 in the present embodiment.
Notebook computer 100 has the display screen body 2 that a main frame body 1 and is hubbed on main frame body 1 one sides.
Main frame body 1 comprises a main casing 11, one is located at the main frame (figure does not show) in the main casing 11, one is located at the upper surface of main casing 11 and the keyboard 12 that is electrically connected with main frame, one touch control display 13 of being located at main casing 11 upper surfaces and being electrically connected, and a Trackpad 14 of being located at keyboard 12 belows with main frame.
Display screen body 2 is articulated in a side of main casing 11 by a two-dimentional pivotal part 21, display screen body 2 is provided with a flat-panel screens that is electrically connected with main frame 22 towards the one side of main frame body 1, by two-dimentional pivotal part 21, display screen body 2 can be towards being covered on the main frame body 1 near main frame body 1 direction pivots, or be in towards pivoting and raise the position away from main frame body 1 direction, and display screen body 2 is positioned at when raising the position, as shown in Figure 2, display screen body 2 can by two-dimentional pivotal part 21 relative main frame bodies 1 left (or to the right) pivot, then display screen body 2 relative main frame bodies 1 left (or to the right) pivot turn 90 degrees and can make the left side (or right side) of flat-panel screens 22 towards the main frame body, display screen body 2 relative main frame bodies 1 Rotate 180 degree backward then make flat-panel screens 22 back to main frame body 1.
As shown in Figure 3, the main frame of notebook computer mainly comprises a motherboard 3 and relevant peripheral connecting interface (figure does not show), in the present embodiment, motherboard 3 mainly comprises a CPU (central processing unit) 31, a video memory (VRAM) 32, a video processing unit (VGA) 33, a signal controller 34 and a control module.
Wherein control module comprises a south bridge controller 35 and a north bridge controller 36, and south bridge controller 35 is electrically connected north bridge controller 36 and signal controller 34.
CPU (central processing unit) 31 mainly provides the video data of an image in the present embodiment and gives video memory 32.Video processing unit 33 reads the video data in the video memory 32 and exports touch control display 13 simultaneously to and flat-panel screens 22 demonstrations.
Because the video data that video processing unit 33 reads in the same video memory 32 is given touch control display 13 and flat-panel screens 22 respectively, so touch control display 13 can show identical presentation content simultaneously with flat-panel screens 22.
So when user and another beholder will see the display frame of notebook computer simultaneously, can go to the display screen body and allow the position of flat-panel screens 22 towards the beholder, allow the beholder can be clear that display frame, and the user also can see identical display frame by touch control display is clear, allows the user carry out bulletin or explanation to the beholder easily.
Signal controller 34 is a keyboard controller in the present embodiment, it will be except giving the central processing unit for processing by south bridge controller and north bridge controller from the push button signalling of keyboard, and default some hot key (may be the combination of one key or a plurality of buttons) produces corresponding control on the corresponding keyboard, for example outside display picture brightness adjustment or the sound control etc., signal controller 34 also is electrically connected with touch control display 13 in the present embodiment, it can receive the touching signals from touch control display 13, and this touching signals is delivered to CPU (central processing unit) 31 by south bridge controller 35 and north bridge controller 36, make CPU (central processing unit) 31 produce corresponding image video data and deliver to video memory 32 according to this touching signals.
Therefore, as shown in the above description, CPU (central processing unit) 31 corresponding users carry out the image that touch control operation produced on touch control display 13 can be delivered to touch control display 13 and flat-panel screens 22 demonstrations simultaneously.
So, when the displaying contents of user by notebook computer 1 when another beholder makees bulletin or explains orally, the user can directly carry out touch control operation on touch control display 13, and touch control manner can switch to general input pattern or handwriting input mode by the default hot key of one on the keyboard.When at general input pattern, the user can directly click the option in the display frame or carry out some function of screen displayed on touch control display 13, perhaps with touch-control gesture input control order.And when at handwriting input mode, the user can directly carry out handwriting input on touch control display 13.31 of CPU (central processing unit) will be temporarily stored in the video memory according to the corresponding corresponding image that produces of the touching signals that touch control operation produced of user on touch control display 13, read and will export to simultaneously on touch control display 13 and the flat-panel screens 22 by video memory.
Because above-mentioned touch control display is known for the touch-control judgment technology of general input or handwriting input, and non-this case emphasis, does not add detailed description at this.
In addition, in order to allow the user when using keyboard 12, unlikely accident touch on touch control display 13, the hot key of the touch controllable function of one ON/OFF touch control display can be set on keyboard 12, under the touch controllable function opening of touch control display 13, hot key is pressed and can sends one first hot key signal and give signal controller 34, makes touch controllable function according to the first hot key signal temporary close touch control display 13 power supply of touch control display 13 (or close); Otherwise, under the touch controllable function closed condition of touch control display 13, can send one second hot key signal when hot key is pressed and give signal controller 34, make the touch controllable function (or touch control display 13 is given in power supply again) of opening touch control display according to second hot key signal.
In addition, except above-mentioned way, signal controller 34 also can be given CPU (central processing unit) 31 by south bridge controller 35 and north bridge controller 36 with first hot key signal or second hot key signal received, CPU (central processing unit) 31 corresponding first hot key signals or second hot key signal produces a disable signal or enable signal is given signal controller 34 make signal controller 34 close or open the touch controllable function of touch control display according to disable signal or enable signal.
Moreover, the flat-panel screens 22 of present embodiment also can be a touch control display, but when flat-panel screens 22 is switched in the face of another beholder, for fear of beholder's touch-control flat-panel screens 22 voluntarily, can also be provided with on the notebook computer 100 one in order to detect display screen body 2 whether relatively main frame body 1 for example be switched to pivot detection components 37 greater than 60 degree.
The 37 contiguous two-dimentional pivotal part settings of pivot detection components also are electrically connected signal controller 34, when display screen body 2 is switched to when spending greater than 60 by main frame body 1 relatively, the pivot detection components can be sent one first detection signal and give signal controller 34, signal controller 34 produces a touch-control disable signal according to this first detection signal and gives CPU (central processing unit) 31 by south bridge controller 35 and north bridge controller 36, CPU (central processing unit) 31 is temporarily forbidden the touch-control input function of the touch-control circuit 220 of flat-panel screens 22 according to this touch-control disable signal, be switched to relative main frame body again when spending up to display screen body 2 less than 60, pivot detection components 37 can be sent one second detection signal again and give signal controller 34, signal controller 34 produces a touch-control enable signal according to this second detection signal and gives CPU (central processing unit) 31 by south bridge controller 35 and north bridge controller 36, and CPU (central processing unit) 31 makes the touch-control circuit 220 of flat-panel screens 22 accept the touch-control input again according to this touch-control enable signal.
Certainly, whether the touch controllable function of above-mentioned flat-panel screens 22 opens and closes, and also can reach by the mode of setting above-mentioned hot key on keyboard.
Moreover, what deserves to be mentioned is, but the touch control detection technology of touch control display 13 application of known of present embodiment according to the touch control operation that carries out on touch control display 13, is carried out suitable amplification with flat-panel screens 22 picture displayed correspondences or is dwindled.
For example, when flat-panel screens 22 and touch control display 13 showed same web page contents simultaneously, the user can be by controlling touch control display 13, for example changes webpage that the gesture of touch-control comes control plane display 22 to show and amplify or dwindle.That is user's touch-control gesture the corresponding touching signals that produces can give CPU (central processing unit) 31 via signal controller 34, south bridge controller 35 and north bridge controller 36, CPU (central processing unit) 31 is judged when this touching signals corresponding amplifies picture commands or dwindles picture commands, then by driving the action that hardware or software realize that webpage amplifies or dwindles.It is as follows to illustrate adoptable way:
One, with video processing unit 33 direct image zooming contents:
Under normal demonstration situation, video processing unit 33 can directly also export flat-panel screens 22 and touch control display 13 (if both resolution is all 1024 * 768) respectively to from video memory 32 reading video datas simultaneously, and when CPU (central processing unit) 31 is received an amplification picture commands, CPU (central processing unit) 31 notice video processing units 33 carry out the picture processing and amplifying, at this moment, as shown in Figure 4, Graphics Processing Unit (GPU in the video processing unit 33, figure does not show) grasp video memory 32 and (wherein have a full-screen picture, the i.e. video data of 1024 * 768 resolution) in corresponding to the local image data 40 (for example video data of 800 * 600 resolution) of picture zone line, and with it amplification (scalingup) to can fill up whole flat-panel screens 22 1024 * 768 resolution video data 41 and export flat-panel screens 22 to, so, flat-panel screens 22 promptly shows the magnified image of original picture zone line.
In like manner, carry out picture when dwindling with hardware, the Graphics Processing Unit in the video processing unit 33 (GPU) compartment of terrain is read the partial video data in the video memory 32 and is exported flat-panel screens 22 to.For example shown in Figure 5, deposit a full-screen picture in the video memory 32, the i.e. video data of 1024 * 768 resolution, if original picture will be contracted to for example 800 * 600 spaces that only account for the screen center section, then the Graphics Processing Unit (GPU) in the video processing unit 33 only from video memory 32 compartment of terrain read the video data 50 of 800 * 600 resolution and export the screen zone line of flat-panel screens 22 to, other zones then show deceives picture entirely in vain or entirely, so the full-screen picture of flat-panel screens 22 original 1024 * 768 sizes that show can be contracted to 800 * 600 the picture that dwindles.
Two, cooperate software to come the image zooming content with CPU (central processing unit) 31:
Prerequisite is, as shown in Figure 6, need pre-configured two storage spaces that can keep in a full-screen picture in the video memory 32, for example the video datas (i.e. the video data of 1024 * 768 resolution) of full-screen pictures are mainly kept in first memory block 321 of temporary 1024 * 768 resolution video data and 322, the first memory blocks 321, second memory block.Second memory block 322 is for temporary video data through convergent-divergent.
Therefore, when flat-panel screens 22 during in normal display state, video processing unit 33 can and be delivered to flat-panel screens 22 and touch control display 13 respectively simultaneously from first memory block, 321 reading video datas.And when CPU (central processing unit) 31 is received an amplification picture commands, CPU (central processing unit) 31 reads in first memory block 321 local video data 60 corresponding to the picture zone line by driver (driver), 800 * 600 resolution for example, and deposit second memory block 322 in after zooming into the video data 61 of 1024 * 768 resolution, the video data that 31 control of video processing units 33 of CPU (central processing unit) read first memory block 321 exports touch control display 13 to, but the video data that reads second memory block 322 exports flat-panel screens 22 to, so, then can make flat-panel screens 22 show the magnified image of original picture zone line.
In like manner, carry out picture when dwindling with software driver, as shown in Figure 7, CPU (central processing unit) 31 reads partial data in first memory block 321 by the driver compartment of terrain, for example read the video data 70 of 800 * 600 resolution and insert in second memory block 322 corresponding to the memory location of screen-picture zone line from the video data of 1024 * 768 resolution, other memory locations in second memory block 322 then insert 0.So when video processing unit 33 read video data in second memory block 322 and exports flat-panel screens 22 to, the screen centre of flat-panel screens 22 showed that promptly original picture is contracted to the picture that dwindles of 800 * 600 resolution.
As shown in the above description, because the video data of touch control display 13 source always is same memory block (video memory 32 or first memory block 321), therefore, when flat-panel screens 22 picture displayed are exaggerated or dwindle, the display frame of touch control display 13 can be thereupon not being exaggerated or dwindling and still keep original full-screen picture, and the person of being easy to use carries out editing operation.
Certainly, above-mentioned amplification picture or dwindle image instruction and also can produce by two default on keyboard hot keys, and give CPU (central processing unit) 31 by signal controller 34, south bridge controller and north bridge controller 36.
In sum, present embodiment is provided with a touch control display 13 by keyboard 12 next doors at main frame body 1, and make display screen body 2 relatively main frame body 1 pivot, make when display screen body 2 is switched to the flat-panel screens 13 that makes on the display screen body 2 towards another beholder, the user still can see the display frame identical with flat-panel screens 13 by the touch control display on the main frame body 1 13, and can directly on touch control display 13, carry out touch control operation, increase notebook computer and use upward and the convenience on the showing display contents.In addition, the convergent-divergent by hot key control plane display 22 display frames on touch control display 13 or the keyboard 12 makes the display application of notebook computer have more dirigibility.
The above-described content of thought, it only is preferred embodiment of the present invention, can not limit scope of the invention process with this, promptly every simple equivalent variations and modification of being done according to claims scope of the present invention and invention description content all still belongs in the scope that patent of the present invention contains.

Claims (10)

1. portable electron device comprises:
One main frame body, described main frame body comprises a main casing, one is located at the main frame in the described main casing, the keyboard being located at described main casing upper surface and being electrically connected with described main frame, and the touch control display being located at described main casing upper surface and being electrically connected with described main frame; And
One display screen body, be articulated in described main casing one side by a two-dimentional pivotal part, and described display screen body simultaneously is provided with a flat-panel screens that is electrically connected with described main frame, by described two-dimentional pivotal part, described display screen body can be described relatively before and after the main casing or about pivot;
And described main frame difference output image signal is to described touch control display and described flat-panel screens, and according to the touching signals from described touch control display, generation corresponding image signal also exports described touch control display and described flat-panel screens to simultaneously.
2. portable electron device according to claim 1, wherein said signal of video signal are the video datas of a full-screen picture, and described main frame comprises:
One video memory;
One CPU (central processing unit) provides described video data to be temporary in described video memory;
One video processing unit reads the video data in the described video memory and exports described touch control display and described flat-panel screens simultaneously respectively to;
One signal controller is electrically connected with described touch control display, and receives the described touching signals from described touch control display; And
One control module is given described CPU (central processing unit) with described touching signals, makes described CPU (central processing unit) produce the video data of corresponding image signal and give described video memory according to described touching signals.
3. portable electron device according to claim 2, wherein said keyboard is provided with a hot key, described hot key is by on time, described keyboard produces one first hot key signal and gives described signal controller, make described signal controller that the touch controllable function of described touch control display is temporarily forbidden, be again depressed and produce one second hot key signal up to described hot key and give described signal controller.
4. portable electron device according to claim 2, wherein said keyboard is provided with a hot key, described hot key is by on time, one first hot key signal is by described signal controller, south bridge controller and north bridge controller are given described CPU (central processing unit), corresponding described first hot key signal of described CPU (central processing unit) is exported a disable signal and is controlled described signal controller the touch controllable function of described touch control display is temporarily forbidden, be again depressed and produce one second hot key signal up to described hot key and give described CPU (central processing unit), corresponding described second hot key signal of described CPU (central processing unit) is exported an enable signal and is controlled the touch controllable function recovery of described signal controller with described touch control display.
5. portable electron device according to claim 2, wherein said flat-panel screens is a touch control display, and described portable electron device also comprises a pivot detection components, when described pivot detection components detects the described relatively main frame body of described display screen body and is switched to greater than a predetermined angular, send one first detection signal and give described CPU (central processing unit), make the touch controllable function of described flat-panel screens is closed.
6. portable electron device according to claim 2, wherein said video processing unit is also according to a convergent-divergent steering order of described CPU (central processing unit), after reading the video data in the described video memory and carrying out suitable convergent-divergent processing, export described flat-panel screens to.
7. portable electron device according to claim 2, wherein said video memory comprises one first memory block and one second memory block, the video data of the temporary described full-screen picture in described first memory block, and the video data that described video processing unit reads in described first memory block exports described flat-panel screens and described touch control display to; When described CPU (central processing unit) is received a convergent-divergent steering order, reading video data in described first memory block carries out after suitable convergent-divergent handles, deposit described second memory block in, and make described video processing unit read the video data of described second memory block and export described flat-panel screens to.
8. according to claim 6 or 7 described portable electron devices, wherein said convergent-divergent steering order is to dwindle picture commands or to amplify picture commands, corresponds respectively to two touching signals of described touch control display or corresponding to two hot key signals that hot key produced of described keyboard.
9. portable electron device according to claim 2, wherein said control module comprises a south bridge controller and a north bridge controller, described south bridge controller is electrically connected with described signal controller and described north bridge controller, in order to give described CPU (central processing unit) with described touching signals via described north bridge controller.
10. according to claim 2 or 9 described portable electron devices, wherein said signal controller is a keyboard controller.
CN200910143472.1A 2009-05-26 2009-05-26 Portable electronic device Active CN101901024B (en)

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Cited By (7)

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CN102820020A (en) * 2011-06-08 2012-12-12 天津三星电子有限公司 Display capable of achieving double-desktop operation function
CN103246443A (en) * 2012-02-06 2013-08-14 冠捷投资有限公司 Display enabling users to operate host through control
CN103543790A (en) * 2012-07-16 2014-01-29 联想(北京)有限公司 Method for adjusting height of keycap and electronic equipment
CN104054037A (en) * 2011-12-16 2014-09-17 日立麦克赛尔株式会社 Sink Device And Power Supply Method
CN104699190A (en) * 2013-12-10 2015-06-10 纬创资通股份有限公司 Separable touch notebook computer
CN105915784A (en) * 2016-04-01 2016-08-31 纳恩博(北京)科技有限公司 Information processing method and information processing device
WO2019014809A1 (en) * 2017-07-17 2019-01-24 Hewlett-Packard Development Company, L.P. Electronic device with dual display

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KR100648231B1 (en) * 1999-10-19 2006-11-24 삼성전자주식회사 Portable computer and method using an auxiliary lcd panel having a touch screen as pointing device
JP2004005211A (en) * 2002-05-31 2004-01-08 Toshiba Corp Information processing device
US7486279B2 (en) * 2004-11-30 2009-02-03 Intel Corporation Integrated input and display device for a mobile computer

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102820020A (en) * 2011-06-08 2012-12-12 天津三星电子有限公司 Display capable of achieving double-desktop operation function
CN102820020B (en) * 2011-06-08 2015-05-27 天津三星电子有限公司 Display capable of achieving double-desktop operation function
CN104054037A (en) * 2011-12-16 2014-09-17 日立麦克赛尔株式会社 Sink Device And Power Supply Method
CN104054037B (en) * 2011-12-16 2016-10-12 日立麦克赛尔株式会社 Reception equipment and power supply method
CN103246443A (en) * 2012-02-06 2013-08-14 冠捷投资有限公司 Display enabling users to operate host through control
CN103246443B (en) * 2012-02-06 2016-03-02 冠捷投资有限公司 The display of control operating host can be used
CN103543790A (en) * 2012-07-16 2014-01-29 联想(北京)有限公司 Method for adjusting height of keycap and electronic equipment
CN104699190A (en) * 2013-12-10 2015-06-10 纬创资通股份有限公司 Separable touch notebook computer
CN104699190B (en) * 2013-12-10 2018-07-20 纬创资通股份有限公司 Separable touch notebook computer
CN105915784A (en) * 2016-04-01 2016-08-31 纳恩博(北京)科技有限公司 Information processing method and information processing device
WO2019014809A1 (en) * 2017-07-17 2019-01-24 Hewlett-Packard Development Company, L.P. Electronic device with dual display

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