CN101930238A - Electronic device with display and method for adjusting display elevation - Google Patents
Electronic device with display and method for adjusting display elevation Download PDFInfo
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- CN101930238A CN101930238A CN2008101906639A CN200810190663A CN101930238A CN 101930238 A CN101930238 A CN 101930238A CN 2008101906639 A CN2008101906639 A CN 2008101906639A CN 200810190663 A CN200810190663 A CN 200810190663A CN 101930238 A CN101930238 A CN 101930238A
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Abstract
The invention discloses an electronic device with a display and a method for adjusting display elevation. The electronic device is provided with the display, a detection unit, a rotating unit and a processing unit. In he method, (A) the detection unit is used for detecting the positions of two eyes of a user and correspondingly sending out a first control signal; (B) the processing unit is used for receiving the first control signal, calculating the average position of the two eyes according to the positions of the two eyes and calculating the target elevation according to the average position of the eyes; and (C) the processing unit is used for correspondingly sending out a second control signal to the rotating unit according to the target elevation so as to adjust the elevation of a plane of a display screen to be the target elevation.
Description
Technical field
The invention relates to a kind of electronic installation and control method thereof with display, more particularly, is electronic installation and the control method thereof with the display that can adjust the display screen planar elevation.
Background technology
No matter existing display is a vertical display or the display that belongs to the part of notebook computer, usually all can there be a bearing assembly to be available for users between manual adjustment display unit main body and pedestal the elevation angle of (or between desktop of placing of display screen plane and display) at the pedestal of display, makes the user watch display screen with suitable visual angle.
Yet, the user long-term computed during, can constantly adjust sitting posture because be sitting in and feel too for a long time on the position that health aches.When user's posture changes, must change in the elevation angle on display screen plane, do not produce so that human eye does not have uncomfortable sensation when watching display screen.
Because the user must often start to adjust the elevation angle of display, causes the puzzlement in the use easily, is not very good in the use to the user, and can't adjusts to suitable position exactly.Therefore, be necessary to provide a kind of eye position to adjust the electronic installation with the display that can adjust the elevation angle and the control method thereof of display degree of facing upward automatically according to the user.
Summary of the invention
In view of the existing problem of prior art, the invention provides a kind of electronic installation and control method thereof with the display that can adjust the elevation angle, can adjust the display screen planar elevation automatically according to user's eye position, not have goal of the invention and effect that uncomfortable sensation produces when watching screen to reach human eye.
One aspect of the present invention discloses a kind of electronic installation, comprising: display has the display screen plane; Detecting unit detects user's two eye positions and sends first control signal; Rotary unit is for the elevation angle of adjusting the display screen plane; And processing unit, be electrically connected detecting unit and rotary unit, this processing unit receives first control signal to calculate the eyes mean place according to two eye positions, calculate target elevation according to the eyes mean place again and correspondence is sent second control signal and given rotary unit, the elevation angle that makes rotary unit adjust the display screen plane is a target elevation.
The present invention discloses a kind of method of adjusting the display elevation angle of electronic installation on the other hand, this electronic installation has display, detecting unit, rotary unit and processing unit, this processing unit is electrically connected detecting unit and rotary unit, and this rotary unit is for the elevation angle on the display screen plane of adjusting display.This method comprises: (A) detecting unit detection user's two eye positions and correspondence are sent first control signal; (B) processing unit receives first control signal to calculate the eyes mean place according to two eye positions, calculates target elevation according to the eyes mean place again; And (C) processing unit sends second according to target elevation to control signal to rotary unit is target elevation with the elevation angle of adjusting the display screen plane, thus user's sight line can be in fact perpendicular to the display screen plane of display.
Description of drawings
Figure 1A is the stereographic map according to preferred embodiment electronic installation of the present invention;
Figure 1B is the calcspar according to preferred embodiment electronic installation of the present invention;
Fig. 2 is the side view according to preferred embodiment electronic installation of the present invention; And
Fig. 3 is the process flow diagram according to preferred embodiment method of the present invention.
[main element label declaration]
100 electronic installations, 1 detecting unit
11,12 video cameras, 2 rotary units
3 processing units, 4 input blocks
5 sensing cells, 6 pedestals
7 displays, 71 display screen planes
The S1 first control signal S2 second control signal
S3 the 3rd control signal S4 the 4th control signal
S5 the 5th control signal S6 the 6th control signal
The initial elevation angle of S7 the 7th control signal θ
θ ' can face the request that elevation angle R adjusts the elevation angle
P '
c, p
cCenter l
cThe display screen centre-height
p
eEyes mean place user user
The L sight line
Embodiment
Above-mentioned and other aspect, feature and advantage of the present invention will and be followed at the detailed description of following various more specific exemplary embodiment and graphicly easilier down understand the identical components in the wherein identical Ref. No. ordinary representation exemplary embodiment of the present invention.Need be appreciated that also that in addition the present invention is not limited to the details of specific embodiment and describes.
Figure 1A and Figure 1B show a kind of stereographic map and calcspar of the electronic installation 100 according to preferred embodiment of the present invention.Electronic installation 100 is to be example with the notebook computer, but the present invention is as limit, and also visual situation is embodied as the electronic installation that other has foldable formula.In the present embodiment, electronic installation 100 includes detecting unit 1, rotary unit 2, processing unit 3, pedestal 6 and display 7.As Figure 1B, processing unit 3 is electrically connected detecting unit 1, reaches rotary unit 2.Pedestal 6 is connected with display 7 by rotary unit 2, and is among the embodiment of notebook computer at electronic installation 100, and pedestal 6 also comprises keyboard, and motherboard and disc driver (all not shown) also are included among the pedestal 6, as Figure 1A.Be noted that at this pedestal 6 is that the display screen plane 71 with display 7 accompanies the elevation angle, the elevation angle is the angle that refers between the surface level of display screen plane 71 and pedestal 6.But in other embodiments, the elevation angle on display screen plane 71 is the angle that refers between surface level that display screen plane 71 and electronic installation 100 placed.
Two eye positions (not icon) and correspondence that detecting unit 1 detects user user are sent the first control signal S1.In the present embodiment, detecting unit 1 comprises two video cameras 11,12, but the present invention is not as limit, also can use a camera or the camera more than two, capturing simultaneously the photograph of two eyes of user user separately, and treated unit 3 calculates to obtain two eye positions of user user.
The known account form of processing unit 3 utilizations, promptly with Figure recognition (Pattern Recognition) at two video cameras 11,12 capture the indivedual camera coordinate system in two photos of two eyes of user user separately, find one coordinate figure of two eyes, learn (Image Geometry) according to imaging geometry again and can convert eyes to world coordinate system (x in as Figure 1A at the coordinate figure of camera coordinate system, the coordinate system that y, z form) coordinate figure.According to upper type, can find the world coordinate system coordinate figure of two eyes of user user.
It is target elevation with 71 elevations angle, display screen plane of adjusting display 7 that rotary unit 2 receives the second control signal S2, this target elevation is preferably for facing elevation angle theta ', make to accompany between pedestal 6 and the display screen plane 71 and can face elevation angle theta ', allow the sight line of user user be in fact perpendicular to the display screen plane 71 of display 7, as shown in Figure 2, but this target elevation also can be other allows the user cosily watch the angle on display screen plane 71.
Processing unit 3 receives the first control signal S1 with according to detected two eye positions, obtains the eyes mean place p in the world coordinate system after being averaged
e, promptly (0, y
e, z
e), again according to eyes mean place p
eAnd the center p ' of display 7
c, p
c, promptly (0, y '
c, z '
c), (0, y
c, z
c), as shown in Figure 2, and calculate target elevation according to following calculating formula, can face elevation angle theta in this embodiment '.
In other embodiments, electronic installation 100 also can have input block 4 and adjust the request R at the elevation angle in order to accept user user input, gives processing unit 3 and send the 3rd control signal S3.In the present embodiment, input block 4 is a button, but the present invention is not as limit, input block 4 can be organized and be located on the pedestal 6, or be embodied as any key (not shown) on the keyboard on the pedestal 6, to provide user user to import the request R that adjusts the elevation angle by pushing input block 4, the beginning is adjusted 71 elevations angle, display screen plane of display 7.
Adjust the request R at the elevation angle by input block 4 inputs as user user, and when sending the 3rd control signal S3, processing unit 3 corresponding the 3rd control signal S3 and produce the 5th control signal S5 to detecting unit 1 detect two eye positions of user user in above-mentioned mode with start detection unit 1.
Adjust the request R at the elevation angle again by input block 4 inputs as user user, and when sending the 3rd control signal S3, processing unit 3 produces the 4th control signal S4 with corresponding the 3rd control signal S3 and is received by rotary unit 2,71 elevations angle, display screen plane with adjustment display 7 are initial elevation angle theta, as shown in Figure 2.
In other embodiments, processing unit 3 is the following calculating formula gained result of foundation again, to determine initial elevation angle theta and can face elevation angle theta ' whether close.
y
c＝l
c·sinθ
z
c＝l
c·cosθ
In the formula, l
cBe the display screen centre-height;
g＝(y
e-y
c)
2+(z
e-z
c)
2+l
c
When if the numerical value of f and g differs in a restriction numerical value, promptly assert initial elevation angle theta and can face elevation angle theta ' close, represent the display screen plane 71 of the two eye sight line L of user user, need not adjust 71 elevations angle, display screen plane of display 7 perpendicular to display 7; Otherwise processing unit 3 sends the second control signal S2, so that rotary unit 2 is adjusted 71 elevations angle, display screen plane of display 7 for facing elevation angle theta '.
Yet among other embodiment, electronic installation 100 also can have sensing cell 5.Sensing cell 5 can be organized on the display screen plane 71 that is located at relative display 7, in order to sense the outside that may hinder display 7 rotation when hindering object (not icon), can send the 6th control signal S6 and give processing unit 3.At this moment, processing unit 3 corresponding the 6th control signal S6 and produce the 7th control signal S7 and give rotary unit 2 stop or further adjusting 71 elevations angle, display screen plane of display 7, to avoid the outside objects that hinder of display 7 collisions.
Fig. 3 shows the method flow diagram according to the display elevation angle of the adjustment electronic installation of preferred embodiment of the present invention.Next the method for adjustment of relevant present embodiment explanation, please in the lump with reference to Figure 1A, 1B and 2, and above stated specification.
At first, user user adjusts the request R at the elevation angle to send the 3rd control signal S3 to processing unit 3 (step S11) from input block 4 inputs earlier.Then, processing unit 3 corresponding the 3rd control signal S3 and produce the 4th control signal S4 and give rotary unit 2,71 elevations angle, display screen plane that cause rotary unit 2 to adjust displays 7 are initial elevation angle theta (step S12).
Then, processing unit 3 corresponding the 3rd control signal S3 and produce the 5th control signal S5 and receive (step S13) by detecting unit 1 cause detecting unit 1 to detect two eye positions of user user, and send the first control signal S1 (step S14).For example, behind user user pressing button 4, two video cameras 11,12 will capture the left eye of user user and the photograph of right eye simultaneously separately, and treated unit 3 calculates to obtain two eye positions of user user.
Yet those skilled in the art be when knowing in other embodiments, when detecting unit 1 can't detect two eye positions of user user, can perhaps change into and carry out step S18 (as described later) giving a warning the sound and continue to detect.
Afterwards, when detecting unit 1 detected two eye positions of user user smoothly, processing unit 3 received the first control signal S1 to calculate according to two eye positions to obtain eyes mean place p from detecting unit 1
e, again according to eyes mean place p
eCalculating is to obtain out target elevation, preferably for facing elevation angle theta ' (step S15).Then, processing unit 3 more initial elevation angle theta with can face elevation angle theta ' whether equate (step S16), if then enter step S18 (as described later), if not, then processing unit 3 is according to calculating the elevation angle theta faced that is obtained ' send the second control signal S2 to rotary unit 2, with 71 elevations angle, display screen plane of adjusting display 7 for facing elevation angle theta ', allow the sight line L of user user can be perpendicular to the display screen plane 71 (step S17) of display 7.
Yet, those skilled in the art are when knowing in other embodiments, when rotary unit 2 with 71 elevations angle, display screen plane of adjusting display 7 for facing elevation angle theta ' process in, if sensing cell 5 senses the outside object that hinders, then send the 6th control signal S6 to processing unit 3 receptions, 3 of processing units can corresponding the 6th control signal S6 and produce the 7th control signal S7 and receive to rotary unit 2, and then rotary unit 2 is stopped or further adjusting 71 elevations angle, display screen plane of display 7, to avoid the outside objects that hinder of display 7 collisions.
Can cause processing unit 3 computing overloads for fear of the successive execution in step S14 of above-mentioned control flow to step S17, therefore temporary transient 71 elevations angle, the display screen plane controls (step S18) that stop adjusting display 7 are then optionally the time or continuing step S14 again through after the schedule time.
In sum, those skilled in the art ought be as can be known, and the above embodiments only are that right the present invention is not limited to the description of above specific embodiment in order to description the present invention, claim scope of the present invention is to desire to comprise all these type of modifications and change, with real spirit according to the invention of energy and scope.
Claims (16)
1. electronic installation comprises:
Display has the display screen plane;
Detecting unit detects user's two eye positions and correspondence and sends first control signal;
Rotary unit is for the elevation angle of adjusting this display screen plane; And
Processing unit, be electrically connected this detecting unit and this rotary unit, this processing unit receives this first control signal to calculate according to this two eye position to obtain the eyes mean place, calculate to obtain target elevation correspondence according to this eyes mean place again and send second control signal and give this rotary unit, the elevation angle that makes this rotary unit adjust this display screen plane is this target elevation.
2. electronic installation according to claim 1, wherein this detecting unit comprises at least one video camera.
3. electronic installation according to claim 1 also comprises pedestal, is connected to this display by this rotary unit, and the elevation angle on this display screen plane is meant the angle between this pedestal and this display screen plane.
4. electronic installation according to claim 1 also comprises input block, in order to accept to adjust the request at the elevation angle, controls signal to this processing unit to send the 3rd.
5. electronic installation according to claim 4, corresponding the 3rd control signal of this processing unit and produce the 4th control signal and give this rotary unit wherein, the elevation angle that causes this rotary unit to adjust this display screen plane is the initial elevation angle.
6. electronic installation according to claim 4, wherein corresponding the 3rd control signal of this processing unit and produce the 5th control signal and give this detecting unit detects this two eye position of this user and sends this first control signal to start this detecting unit.
7. electronic installation according to claim 4, wherein this input block is a button.
8. electronic installation according to claim 1, wherein this target elevation is for can face the elevation angle, and this user's sight line is vertical in fact this display screen plane by this.
9. method of adjusting the display elevation angle of electronic installation, this electronic installation has display, detecting unit, rotary unit and processing unit, this processing unit is electrically connected this detecting unit and this rotary unit, this rotary unit is for the elevation angle on the display screen plane of adjusting this display, and this method comprises:
(A) this detecting unit detection user's two eye positions and correspondence are sent first control signal;
(B) this processing unit receives this first control signal to calculate according to this two eye position to obtain the eyes mean place, calculates to obtain target elevation according to this eyes mean place again; And
(C) this processing unit corresponding send second and controls signal to this rotary unit and be this target elevation with the elevation angle of adjusting this display screen plane according to this target elevation.
10. method according to claim 9, wherein this detecting unit comprises at least one video camera in the step (A).
11. method according to claim 9, wherein this electronic installation also comprises pedestal, is connected to this display by this rotary unit, and the elevation angle on this display screen plane is meant the angle between this pedestal and this display screen plane.
12. method according to claim 9, wherein this electronic installation also comprises input block, and step (A) comprises also that before this input block of step (A1) accepts to adjust the request at the elevation angle, controls signal to this processing unit to send the 3rd.
13. method according to claim 12, wherein step (A1) also comprises corresponding the 3rd control signal of this processing unit of step (A2) afterwards and produces the 4th control signal to this rotary unit, and the elevation angle that causes this rotary unit to adjust this display screen plane is the initial elevation angle.
14. method according to claim 13, wherein step (A2) also comprises corresponding the 3rd control signal of this processing unit of step (A3) afterwards and produces the 5th control signal to this detecting unit, makes this detecting unit execution in step (A).
15. method according to claim 12, wherein this input block is a button.
16. method according to claim 9, wherein this target elevation is for can face the elevation angle, and this user's sight line is vertical in fact this display screen plane by this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101906639A CN101930238A (en) | 2008-12-26 | 2008-12-26 | Electronic device with display and method for adjusting display elevation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101906639A CN101930238A (en) | 2008-12-26 | 2008-12-26 | Electronic device with display and method for adjusting display elevation |
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| Publication Number | Publication Date |
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| CN101930238A true CN101930238A (en) | 2010-12-29 |
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| CN2008101906639A Pending CN101930238A (en) | 2008-12-26 | 2008-12-26 | Electronic device with display and method for adjusting display elevation |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609036A (en) * | 2011-01-24 | 2012-07-25 | 鸿富锦精密工业（深圳）有限公司 | Portable electronic device |
| CN103024191A (en) * | 2012-12-21 | 2013-04-03 | 广东欧珀移动通信有限公司 | Screen rotating method, screen rotating device and mobile terminal |
| CN104679014A (en) * | 2013-11-26 | 2015-06-03 | 精英电脑(苏州工业园区)有限公司 | Computer with automatic display screen visual angle adjusting function |
| US9459691B2 (en) | 2013-09-11 | 2016-10-04 | Globalfoundries Inc | Techniques for adjusting a position of a display device based on a position of a user |
| CN107193369A (en) * | 2017-04-27 | 2017-09-22 | 努比亚技术有限公司 | Adjust method, equipment and the computer-readable recording medium of screen |
| CN112540649A (en) * | 2020-12-11 | 2021-03-23 | 深圳市创智成科技股份有限公司 | Rotation control method of display screen and notebook computer |
-
2008
- 2008-12-26 CN CN2008101906639A patent/CN101930238A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609036A (en) * | 2011-01-24 | 2012-07-25 | 鸿富锦精密工业（深圳）有限公司 | Portable electronic device |
| CN103024191A (en) * | 2012-12-21 | 2013-04-03 | 广东欧珀移动通信有限公司 | Screen rotating method, screen rotating device and mobile terminal |
| US9459691B2 (en) | 2013-09-11 | 2016-10-04 | Globalfoundries Inc | Techniques for adjusting a position of a display device based on a position of a user |
| CN104679014A (en) * | 2013-11-26 | 2015-06-03 | 精英电脑(苏州工业园区)有限公司 | Computer with automatic display screen visual angle adjusting function |
| CN107193369A (en) * | 2017-04-27 | 2017-09-22 | 努比亚技术有限公司 | Adjust method, equipment and the computer-readable recording medium of screen |
| CN112540649A (en) * | 2020-12-11 | 2021-03-23 | 深圳市创智成科技股份有限公司 | Rotation control method of display screen and notebook computer |
| CN112540649B (en) * | 2020-12-11 | 2024-02-20 | 深圳市创智成科技股份有限公司 | Rotation control method of display screen and notebook computer |
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Open date: 20101229 |