CN102043569A - Browsing device and method of large-size image - Google Patents
Browsing device and method of large-size image Download PDFInfo
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- CN102043569A CN102043569A CN2009101976956A CN200910197695A CN102043569A CN 102043569 A CN102043569 A CN 102043569A CN 2009101976956 A CN2009101976956 A CN 2009101976956A CN 200910197695 A CN200910197695 A CN 200910197695A CN 102043569 A CN102043569 A CN 102043569A
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Abstract
The invention discloses a browsing device and method of a large-size image. The browsing method of the large-size image comprises the following steps of: firstly moving the browsing device; then sensing the stressed force of the browsing device, calculating the displacement of the browsing device and sending out displacement signals; and finally sending out control signals by using a processing unit according to the displacement signals to update the part of the large-size image at a display unit.
Description
[technical field]
The invention relates to a kind of browsing apparatus and method thereof of image, particularly relevant for a kind of browsing apparatus and method thereof of large-size images.
[background technology]
Because science and technology is flourish, portable electronic installation becomes more diverse, wherein as mobile phone, individual action assistant electronic installations such as (PDA).
The screen size 240X320 of common above-mentioned portable electronic devices, when browsing such as map, WWW Webpage and high-resolution pictures, because size of images is greater than the displayable size of screen, the image that the institute desire can't be shown all and clearly illustrate on screen, can only adopt the part display mode, and that existing mode of operation commonly used has is following several.First kind is X/Y axle scroll bar mode, and second kind is finger slip towing mode, and the third is the hawkeye navigate mode.
More than three kinds of modes for the browsing of stock size image (for example: size less than 20000 pixels below), roughly also convenient at last for the user.But if when utilizing the portable electronic devices of the small screen to browse large-size images (for example: size is greater than more than 20000 pixels), just easily the user is caused inconvenience in the use.For example, when browsing in first kind of mode, scroll bar will be varied down to and be difficult to choose, and in towing the problem that is not easy surely the tram also be arranged during scroll bar.And when browsing with the second way, to move to rightmost from the large-size images Far Left, finger need slide nearly 80 times from right to left, if during towing WWW Webpage, may accident click other URL when the finger contact screen, this faulty operation will cause unnecessary communication fee.If when browsing, because the excessive situation of deviations will appear in the ratio great disparity of little picture of hawkeye and actual picture in the third mode.
[summary of the invention]
Because the problem of above-mentioned existing skill, fundamental purpose of the present invention is exactly that a kind of browsing apparatus of large-size images is being provided, allow the user in the space during mobile device, utilize gravity sensor to calculate the relative horizontal shift or the perpendicular displacement of device, calculate the reposition or the new enlargement ratio of display image in the device then, to build the sense organ effect of user's familiar " magnifier is watched drawing ".
According to fundamental purpose of the present invention, a kind of browsing apparatus of large-size images is proposed.This device includes display unit, sensing cell and processing unit, wherein display unit shows the part of large-size images, and size of images is greater than the displayable size of display unit, sensing cell sensing browsing apparatus stressed, calculate the displacement of browsing apparatus, and send displacement signal, processing unit is according to displacement signal, send control signal, with the part of control display unit update displayed large-size images.
For allow the user be more convenient for operating, large-size images device of the present invention more includes a switch, wherein when switch connection,, sensing cell gives processing unit just sending displacement signal.Therefore the user browses large-size images with display unit, when needing in large-size images certain position to move to a far away relatively new position again, then can pass through this switching manipulation.
Processing unit can send control signal according to each the mobile message of mutually orthogonal (orthogonal), with the translation of control display unit, dwindle or the part of enlarged image.
In order to reduce operational error, in each, the stressed fluctuating range of a certain axle is during less than predetermined stressed threshold value, and then sensing cell will ignore that this is axial stressed.In addition, when the stressed fluctuating range of diaxon was compared the gained ratio less than a ratio threshold value, then sensing cell will be ignored less axial stressed of stressed fluctuating range.
In addition, the present invention more proposes a kind of browsing method of large-size images, be applied in have display unit, the device of sensing cell and processing unit, but and size of images greater than the display size of display unit.Method of the present invention comprises the following step: at first, and mobile device.Then, stressed by sensing cell sensing browsing apparatus calculates the displacement of browsing apparatus, and sends a displacement signal.Then, processing unit sends a control signal according to displacement signal, with the part of control display unit update displayed large-size images.
[description of drawings]
Fig. 1 is the calcspar of the browsing apparatus of large-size images of the present invention;
Fig. 2 is the synoptic diagram of the browsing apparatus of large-size images of the present invention;
Fig. 3 is that the browsing apparatus of large-size images of the present invention comes and goes when mobile the curvilinear motion figure of the stressed and time that X, Y and Z are three along Y direction;
Fig. 4 is the process flow diagram of the browsing method of large-size images of the present invention;
Fig. 5 is the operation chart of the browsing apparatus of large-size images of the present invention; And
Fig. 6 is the operation chart of the browsing apparatus of large-size images of the present invention.
[embodiment]
See also Fig. 1, it is the calcspar of the browsing apparatus of large-size images of the present invention.Browsing apparatus 1 in the large-size images of present embodiment indication can be mobile phone.Among Fig. 1, the browsing apparatus 1 of large-size images includes display unit 11, sensing cell 12, processing unit 13 and switch 14, and wherein, the size of large-size images 21 is greater than display unit 11 displayable sizes.Above-mentioned each assembly is described as follows.
The moving and calculate displacement and send displacement signal of the browsing apparatus 1 of sensing cell 12 sensing large-size images.In the present embodiment, sensing cell 12 preferably is the three-dimensional gravity sensor, but the present invention is not as limit.Though the IC of three-dimensional gravity sensor for generally being used in recent years, ripe this skill person also can be other equivalent sensor in other embodiments when knowing.
The employed three-dimensional gravity sensor of present embodiment can the sensing large-size images three of browsing apparatus 1 move axially stressed that (that is three-dimensional rectangular coordinate system X-axis, Y-axis and Z axle) produced to calculate displacement.Central calculating principle is as described below.
The browsing apparatus 1 of supposing large-size images is vertical in three dimensions, as shown in Figure 2, because browsing apparatus 1 is when static, the value that the three-dimensional gravity sensor is obtained, all the time comprise gravity, and ignore the holding power of balancing gravity, therefore can when displacement calculating, directly browsing apparatus 1 obtained gravity when static be deducted in the Force Calculation value.
As mentioned above, consider that calculated in advance goes out the gravity of browsing apparatus 1 when static, when mode is as shown in Figure 2 placed, its gravity direction is positioned at negative X-direction, then the three-dimensional gravity sensor can obtain stressed (the comprising the gravity on the negative X-direction) on X-axis, Y-axis and three directions of Z axle, be designated as Fx ', Fy ' and Fz ' respectively, again with behind the gravity deduction of browsing apparatus 1 when static, can get Fx=Fx '-mg, Fy=Fy '-mg and Fz=Fz '-mg, (m is a quality), the then suffered F size of making a concerted effort is:
According to newton's second law of motion, when the direction of acceleration followed the direction of making a concerted effort identical, the acceleration of object was directly proportional with the suffered F that makes a concerted effort of object, follows the quality of object to be inversely proportional to.Therefore the quality of the browsing apparatus 1 of large-size images is m, and then the acceleration a of the browsing apparatus 1 of large-size images is:
a＝F/m
In addition, be designated as t the interval time of adjacent double sampling in browsing apparatus 1 moving process of large-size images, and the initial velocity when beginning to sample is designated as V
n, the end speed during end is designated as V
N+1, and in the hypothesis sampling interval time t, do the uniform acceleration rectilinear motion, promptly acceleration is maintained fixed; Then can utilize following equation to obtain relative displacement s:
Simultaneously can utilize following equation to calculate end speed V
N+1, the initial velocity when calculating as next time.
V
n+1＝V
n+at
See also Fig. 3, it is that the browsing apparatus 1 of large-size images of the present invention comes and goes when mobile along Y direction, through the curvilinear motion figure of stressed and time of three of X, the Y of experiment measuring gained and Z.When the reality use is of the present invention, for simplifying the time of moving and calculate displacement of sensing cell 12 in the browsing apparatus 1 of sensing large-size images 21, more can set a ratio threshold value in the sensing cell 12 of present embodiment, the ratio of gained will be compared between the stressed fluctuating range of Y-axis of browsing apparatus 1 relatively and X-axis (curvilinear motion among Fig. 3 comprises gravity factor) and the stressed fluctuating range of Z axle, the stressed fluctuating range of Y-axis refers to that the stressed and stressed difference of subtracting each other gained of Y-axis when second schedule time of Y-axis takes absolute value and can get when first schedule time herein, wherein, first schedule time and second schedule time can be to differ for 5 seconds, but not as limit, first schedule time and second schedule time can differ predetermined time interval arbitrarily, in addition, the stressed fluctuating range of Z axle can also similar gimmick obtain, and holds and does not give unnecessary details.As shown in Figure 3, when the X-axis of browsing apparatus 1 is compared less than the ratio threshold value with the stressed fluctuating range of Z axle with the stressed fluctuating range of Y-axis, then can ignore the stressed of X and Z axle, promptly regard browsing apparatus 1 as and move, that is display unit 11 shown large-size images 21 can be carried out moving of left and right directions along the Y-axis horizontal direction.
In addition, in order to reduce the operational error of user, more set a stressed threshold value in the sensing cell 12, wherein when the one of three of X, the Y of browsing apparatus 1 and Z stressed during less than stressed threshold value, it is stressed that then sensing cell 12 is promptly ignored the one of three of X, Y and Z, and directly go out displacement, and then send displacement signal with other two Force Calculation.
The displacement signal that processing unit 13 sends according to sensing cell 12, and then send control signal to upgrade large-size images 21 in display unit 11.In the present embodiment, upgrading large-size images 21 can be this large-size images 21 of amplification, dwindles large-size images 21 or translation large-size images 21.
See also Fig. 4, it is the process flow diagram of the browsing method of large-size images of the present invention.Please in the lump with reference to figure 1, the browsing method of large-size images of the present invention is applied in the browsing apparatus 1 of large-size images.And the browsing apparatus 1 of large-size images also has aforesaid assembly, seldom gives unnecessary details at this.
In the browsing method of present embodiment large-size images, comprise the following step: at first, in step S11, the user connects switch 14 earlier.In step S13, displacement signal is sent in moving of sensing cell 12 sensings of the browsing apparatus 1 by large-size images itself.In step S15, processing unit 13 sends control signal to upgrade large-size images in display unit 11 according to displacement signal.And in step S17, cut-off switch 14.
For example, the user can be before the browsing apparatus 1 of mobile large-size images, first pressing button switch; Then, as shown in Figure 5, after browsing apparatus 1 by three-dimensional gravity sensor sensing large-size images moves and draws displacement as calculated along the Z direction, the displacement signal that processing unit 13 sends according to sensing cell 12, and then send control signal to amplify these large-size images 21 in display unit 11.Afterwards, if user again behind the pressing button switch, after the browsing apparatus 1 by three-dimensional gravity sensor sensing large-size images moves along the Y direction again, then can be in display unit 11 this large-size images 21 of translation, as shown in Figure 6.
In the above-described embodiments, though be to use the three-dimensional gravity sensor to obtain stressed on X-axis, Y-axis and three directions of Z axle, set the stressed threshold value of a stressed fluctuating range again, the main direction of motion of the browsing apparatus 1 by finding out large-size images reaches the purpose that reduces the operational error of user.In addition, browsing apparatus 1 in the large-size images of present embodiment, the display unit 11 that more can have the dynamic three-dimensional display function by employing, and the composite designs such as the processing unit that controls signal to display unit 11 13 that three displacements on axially can be provided, and can set the stressed threshold value of any stressed fluctuating range, can directly adopt three single or several shift values on axially to move, move to the user in real time and expect that the mode of reposition realizes the present invention to reach.
Claims (19)
1. the browsing apparatus of a large-size images is characterized in that comprising:
One display unit shows the part of a large-size images, and wherein, but the size of this large-size images is greater than the display size of this display unit;
One sensing cell, this browsing apparatus of sensing stressed, and calculate the displacement of this browsing apparatus according to this, to send a displacement signal; And
One processing unit according to this displacement signal, sends a control signal, to control this part of this this large-size images of display unit update displayed.
2. the browsing apparatus of large-size images according to claim 1 is characterized in that: more include a switch, wherein when this switch connection, this sensing cell sends this displacement signal and gives this processing unit.
3. the browsing apparatus of large-size images according to claim 1, it is characterized in that: this sensing cell is a gravity sensor.
4. the browsing apparatus of large-size images according to claim 1, it is characterized in that: this this browsing apparatus of sensing cell sensing is stressed in one first and one second, and calculate the displacement of this browsing apparatus according to this, sending this displacement signal, and this displacement signal includes this first and this mobile message of second; Wherein, this first and this second mutually orthogonal.
5. the browsing apparatus of large-size images according to claim 4, it is characterized in that: this processing unit is according to this first and this mobile message of second, send this control signal, to control this display unit translation, dwindle or to amplify this part of this large-size images.
6. according to the browsing apparatus of claim 4 or 5 described large-size images, it is characterized in that: when this first or this stressed fluctuating range of second, during less than a stressed threshold value, then this sensing cell is ignored the stressed of second of this first or this, wherein, this stressed fluctuating range is in the stressed of second of this first of one first schedule time or this and in this first or the absolute value of this difference of stressed of second of one second schedule time.
7. according to the browsing apparatus of claim 4 or 5 described large-size images, it is characterized in that: when stressed fluctuating range of second of this stressed fluctuating range of first and this is compared less than a ratio threshold value, then this sensing cell is ignored this first stressed, wherein, this this stressed fluctuating range of first is in this first stressed of one first schedule time and in the absolute value of this difference of stressed of first of one second schedule time; This this stressed fluctuating range of second is in this second stressed of this first schedule time and in the absolute value of this difference of stressed of second of this second schedule time.
8. the browsing apparatus of large-size images according to claim 7, it is characterized in that: when this this stressed fluctuating range of first or this this stressed fluctuating range of second during less than a stressed threshold value, then this sensing cell is ignored the stressed of second of this first or this.
9. the browsing apparatus of large-size images according to claim 1 is characterized in that: this display unit that more comprises tool one dynamic three-dimensional display function is shown in this large-size images that three dimensions moves in real time according to a three-dimensional control signal of this processing unit.
10. the browsing method of a large-size images, be applied in the browsing apparatus of a large-size images, this device has a display unit, a sensing cell and a processing unit of a part that shows a large-size images, and but the size of this large-size images is characterized in that greater than the display size of this display unit this method comprises the following step:
(A) move this device;
(B) pass through the stressed of this this browsing apparatus of sensing cell sensing, calculate the displacement of this browsing apparatus, and send a displacement signal; And
(C) this processing unit sends a control signal according to this displacement signal, to control this part of this this large-size images of display unit update displayed.
11. the browsing method of large-size images according to claim 10 is characterized in that: this device has more a switch, is electrically connected this sensing cell and this processing unit, makes step (B) more comprise step (A1) before and connects this switch.
12. the browsing method of large-size images according to claim 11 is characterized in that: step (C) more comprises step (D) afterwards and disconnects this switch.
13. the browsing method of large-size images according to claim 10 is characterized in that: this sensing cell is a gravity sensor.
14. the browsing method of large-size images according to claim 10, it is characterized in that: this this browsing apparatus of sensing cell sensing is stressed in one first and one second, and calculate the displacement of this browsing apparatus according to this, sending this displacement signal, and this displacement signal includes this first and this mobile message of second; Wherein, this first and this second mutually orthogonal.
15. the browsing method of large-size images according to claim 14, it is characterized in that: this processing unit is according to this first and this mobile message of second, send this control signal, to control this display unit translation, dwindle or to amplify this part of this large-size images.
16. browsing method according to claim 14 or 15 described large-size images, it is characterized in that: when this first or this stressed fluctuating range of second during less than a stressed threshold value, then this sensing cell is ignored the stressed of second of this first or this, wherein, this stressed fluctuating range is in the stressed of second of this first of one first schedule time or this and in this first or the absolute value of this difference of stressed of second of one second schedule time.
17. browsing method according to claim 14 or 15 described large-size images, it is characterized in that: when stressed fluctuating range of second of this stressed fluctuating range of first and this is compared less than a ratio threshold value, then this sensing cell is ignored this first stressed, wherein, this this stressed fluctuating range of first is in this first stressed of one first schedule time and in the absolute value of this difference of stressed of first of one second schedule time; This this stressed fluctuating range of second is in this second stressed of this first schedule time and in the absolute value of this difference of stressed of second of this second schedule time.
18. the browsing method of large-size images according to claim 17, it is characterized in that: when this this stressed fluctuating range of first or this this stressed fluctuating range of second during less than a stressed threshold value, then this sensing cell is ignored the stressed of second of this first or this.
19. the browsing method of large-size images according to claim 10 is characterized in that: this display unit that more comprises tool one dynamic three-dimensional display function is shown in this large-size images that three dimensions moves in real time according to a three-dimensional control signal of this processing unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101976956A CN102043569A (en) | 2009-10-26 | 2009-10-26 | Browsing device and method of large-size image |
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| CN2009101976956A CN102043569A (en) | 2009-10-26 | 2009-10-26 | Browsing device and method of large-size image |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104793840A (en) * | 2014-01-22 | 2015-07-22 | 宏碁股份有限公司 | Portable electronic device and icon position adjustment method |
| CN105528188A (en) * | 2015-12-03 | 2016-04-27 | 网易（杭州）网络有限公司 | Method and apparatus for browsing pictures |
| WO2021012128A1 (en) * | 2019-07-19 | 2021-01-28 | 京东方科技集团股份有限公司 | Mobile terminal-based image display apparatus and method, medium, and electronic device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104793840A (en) * | 2014-01-22 | 2015-07-22 | 宏碁股份有限公司 | Portable electronic device and icon position adjustment method |
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| CN112534388A (en) * | 2019-07-19 | 2021-03-19 | 京东方科技集团股份有限公司 | Image display device, method, medium and electronic device based on mobile terminal |
| US11328693B2 (en) | 2019-07-19 | 2022-05-10 | Boe Technology Group Co., Ltd. | Image display device, method, medium and electronic device based on mobile terminal |
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Application publication date: 20110504 |