CN105739778B - A kind of mobile terminal and touch screen - Google Patents
A kind of mobile terminal and touch screen Download PDFInfo
- Publication number
- CN105739778B CN105739778B CN201610067462.4A CN201610067462A CN105739778B CN 105739778 B CN105739778 B CN 105739778B CN 201610067462 A CN201610067462 A CN 201610067462A CN 105739778 B CN105739778 B CN 105739778B
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- Prior art keywords
- sensing
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- touch area
- touch
- touch screen
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- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The embodiment of the invention discloses a kind of mobile terminal and touch screen, wherein mobile terminal includes touch screen and pressure calibration device, wherein：The touch screen includes middle touch area and edge touch area, and the edge touch area is the region for being less than pre-determined distance threshold value with the distance at the edge of the touch screen；The middle touch area includes at least one first sensing figure, the edge touch area includes at least one second sensing figure, wherein the distribution density of at least one second sensing figure is more than the distribution density of at least one first sensing figure；The touch screen, the touch-control pressure value of the middle touch area or the edge touch area is acted on for detecting；The pressure calibration device, for calibrating the touch-control pressure value.Using the embodiment of the present invention, the pressure detecting degree of accuracy of edge touch area can be strengthened, improve the pressure detecting uniformity of touch screen.
Description
Technical field
The present invention relates to intelligent terminal technical field, more particularly to a kind of mobile terminal and touch screen.
Background technology
With the development of intelligent terminal technology and Internet technology, the mobile terminal such as mobile phone, tablet personal computer is widely available,
As product indispensable in people's daily life.Nowadays the screen of many mobile terminals of in the market uses touch screen.Touch
Control screen can detect the touch control operation of user, including position of touch and touch-control pressure value etc..
Under normal circumstances, touch screen includes pressure sensor layer, and the pressure sensor layer includes equally distributed multiple
Pressure sensing figure.When user carries out touch control operation to touch screen, touch screen determines according to the deformation of the pressure sensing figure
The pressure value of touch control operation.However, in the terminal, there is the support of frame at the edge of touch screen, when user is to touch screen
When fringe region and central area apply the touch control operation of identical dynamics, center is compared in the deformation of the pressure sensing figure of fringe region
The deformation of the pressure sensing figure in region is small, so as to which under identical active force, the touch-control pressure value that fringe region detects is less than
The touch-control pressure value that central area detects, the problem of pressure detecting uniformity difference be present.
The content of the invention
The embodiment of the present invention provides a kind of mobile terminal and touch screen, the pressure detecting that can strengthen edge touch area are accurate
Degree, improve the pressure detecting uniformity of touch screen.
First aspect of the embodiment of the present invention provides a kind of mobile terminal, it may include touch screen and pressure calibration device, its
In：
The touch screen includes middle touch area and edge touch area, and the edge touch area is and the touch-control
The distance at the edge of screen is less than the region of pre-determined distance threshold value；
The middle touch area includes at least one first sensing figure, and the edge touch area is included at least
One second sensing figure, wherein the distribution density of at least one second sensing figure is more than described at least one first and passed
Feel the distribution density of figure；
The touch screen, the touch-control pressure of the middle touch area or the edge touch area is acted on for detecting
Value；
The pressure calibration device, for calibrating the touch-control pressure value.
In some feasible embodiments, the shape of the shape of the first sensing figure and the second sensing figure
It is identical or different.
In some feasible embodiments, the first sensing figure is shaped as rectangle, the second sensing figure
For along the line style of the edge distribution of the touch screen.
In some feasible embodiments, the first sensing figure and the second sensing figure are default shape
Shape, and the second sensing figure is less than the described first sensing figure.
In some feasible embodiments, the pressure calibration device, including：
Acquiring unit, for when the middle touch area and the edge touch area uniform stressed simultaneously, respectively
Obtain the first pressure value that the middle touch area detects and the second pressure value that the edge touch area detects；
Alignment unit, for when the first pressure value and during the second pressure value difference, to the first pressure value
Or the second pressure value compensates.
In some feasible embodiments, the alignment unit is specifically used for：
Respectively by the first pressure value and the second pressure value compared with default standard value, as Gc ＞ Gs ＞
During Ga or Gc ＜ Gs ＜ Ga, the second pressure value is compensated, so that the pressure value of edge touch area output
It is identical with the first pressure value；
Wherein Gc is the first pressure value, and Ga is the second pressure value, and Gs is the default standard value.
Second aspect of the embodiment of the present invention provides a kind of touch screen, it may include middle touch area and edge Touch Zone
Domain, the edge touch area are the region for being less than pre-determined distance threshold value with the distance at the edge of the touch screen；Wherein：
The middle touch area includes at least one first sensing figure, and the edge touch area is included at least
One second sensing figure, the distribution density of at least one second sensing figure are more than at least one first sensing figure
The distribution density of shape.
In some feasible embodiments, the shape of the shape of the first sensing figure and the second sensing figure
It is identical or different.
In some feasible embodiments, the first sensing figure is shaped as rectangle, the second sensing figure
For along the line style of the edge distribution of the touch screen.
In some feasible embodiments, the first sensing figure and the second sensing figure are default shape
Shape, and the second sensing figure is less than the described first sensing figure.
In the embodiment of the present invention, mobile terminal includes touch screen and pressure calibration device, and wherein touch screen includes middle touch
Region and edge touch area are controlled, middle touch area includes at least one first sensing figure, and edge touch area is included extremely
Few one second sensing figure, and the distribution density of at least one second sensing figure is more than described at least one first
The distribution density of figure is sensed, touch screen can be used for detection to act on the middle touch area or the edge touch area
Touch-control pressure value；Pressure calibration device can be used for calibrating the touch-control pressure value.Figure is sensed by increasing edge touch area
Density so that the deformation in stress of edge touch area is more obvious, so as to strengthen the pressure detecting of edge touch area standard
Exactness, improve the pressure detecting uniformity of touch screen.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the present invention, for this area
For those of ordinary skill, without having to pay creative labor, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the structural representation for the mobile terminal that one embodiment of the present of invention provides；
Fig. 2 is the first sensing figure of touch screen in mobile terminal of the invention and an embodiment of the second sensing figure
Distribution schematic diagram；
Fig. 3 is the first sensing figure of touch screen in mobile terminal of the invention and another embodiment of the second sensing figure
Distribution schematic diagram；
Fig. 4 is the first sensing figure of touch screen in mobile terminal of the invention and the another embodiment of the second sensing figure
Distribution schematic diagram；
Fig. 5 is the structural representation of an embodiment of pressure calibration device in mobile terminal of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
The embodiment of the invention discloses a kind of mobile terminal and touch screen, the pressure detecting that can strengthen edge touch area is accurate
Exactness, the pressure detecting uniformity of touch screen is improved, is described in detail below with reference to accompanying drawing.The wherein embodiment of the present invention
Mobile terminal may include but be not limited to the mobile terminals such as mobile phone, notebook computer, tablet personal computer.
Referring to Fig. 1, Fig. 1 is the structural representation for the mobile terminal that one embodiment of the present of invention provides.Such as Fig. 1 institutes
Showing, the mobile terminal may include touch screen 10 and pressure calibration device 11, wherein：
Touch screen 10 may include middle touch area 101 and edge touch area 102, specifically, edge touch area 102
To be less than the region of pre-determined distance threshold value with the Edge Distance of touch screen 10；Middle touch area 101 is except edge Touch Zone
Region outside domain 102.
Alternatively, above-mentioned pre-determined distance threshold value can be configured according to the size of touch screen 10, when the size of touch screen 10
When larger, above-mentioned pre-determined distance threshold value is more settable, otherwise when the size of touch screen 10 is smaller, above-mentioned pre-determined distance threshold
Value is smalllyer settable.In some feasible embodiments, touch screen 10 is rectangle, short including two long sides and two
Side, for long side and short side, above-mentioned pre-determined distance threshold value can be with identical or different.For example, settable two it is different it is default away from
From threshold value, long side corresponds to larger pre-determined distance threshold value, and short side corresponds to less pre-determined distance threshold value.Preferably, it is above-mentioned default
Distance threshold can be in the range of 2mm to 15mm.
Middle touch area 101 includes at least one first sensing figure, and edge touch area 102 includes at least one
Individual second sensing figure, wherein the distribution density of above-mentioned at least one second sensing figure is more than above-mentioned at least one first sensing
The distribution density of figure.
Alternatively, the shape of the first sensing figure and the shape of the second sensing figure can be with identical or different, the first sensing
The size of figure and the size of the second sensing figure can also be identical or different.
Alternatively, the second sensing figure of edge touch area can be uniformly distributed or uneven distribution.Preferably, first
Sensing figure can be uniformly distributed in middle touch area, and the second sensing figure is in point closer to the edge of touch screen 10
Cloth density can be bigger.
In specific implementation, the output interface of middle touch area and edge touch area is independent mutually, is respectively used to export
The pressure value that the pressure value and edge touch area that middle touch area detects detect.
It is the first sensing figure and the second sensing figure in touch screen 10 incorporated by reference to Fig. 2 in some feasible embodiments
The distribution schematic diagram of one embodiment of shape.As shown in Fig. 2 the first sensing figure can be rectangle, and multiple first sensing figures
Shape is uniformly distributed in middle touch area 101.Second sensing figure can be along touch screen 10 edge distribution line style,
And the distribution density of the second sensing figure is more than the distribution density of the first sensing figure.
It is the first sensing figure and the second sensing figure in touch screen 10 incorporated by reference to Fig. 3 in some feasible embodiments
The distribution schematic diagram of another embodiment of shape.As shown in figure 3, the first sensing figure can be rectangle, it is equal in middle touch area
Even distribution.Second sensing figure can be triangle, be uniformly distributed in edge touch area, and the distribution of the second sensing figure
Density is more than the distribution density of the first sensing figure.Preferably, the size of the second sensing figure can be less than the first sensing figure
Size.
It is the first sensing figure and the second sensing figure in touch screen 10 incorporated by reference to Fig. 4 in some feasible embodiments
The distribution schematic diagram of the another embodiment of shape.As shown in figure 4, the shape of the first sensing figure and the second sensing figure is identical,
For preset shape.First sensing figure is uniformly distributed in middle touch area, and the second sensing figure is uniform in edge touch area
Distribution.Alternatively, second sensing figure edge touch area also can uneven distribution, can according to apart from the nearlyer density in edge more
Big rule distribution.Wherein, above-mentioned preset shape can have any shape, including regular shape or irregular shape, including but
Rectangle, triangle, trapezoidal, polytropy etc. are not limited to, the present invention is not limited this.
In specific implementation, touch screen 10 can be used for detecting the touch-control pressure for acting on middle touch area or edge touch area
Force value.In addition, touch screen 10 can be additionally used in the touch control operation for sensing user, and the signal such as output character, picture or video.
Alternatively, the touch control operation that touch screen 10 is sensed may include but be not limited to clicking operation, pressing operation or slip
Operation etc..The touch control operation can be the touch control operation of long period, such as Continued depression or slip or short period
Touch control operation, such as clicking operation.
Pressure calibration device 11 can be used for calibration touch-control pressure value.
As a kind of feasible embodiment, pressure calibration device 11 specifically can calibrate touch screen before mobile terminal dispatches from the factory
10 touch-control pressure value, make touch screen 10 in uniform stressed, the pressure value of middle touch area and edge touch area output
Unanimously.
In some feasible embodiments, as shown in figure 5, pressure calibration device 11 may include acquiring unit 111 and school
Quasi- unit 112, wherein：
Acquiring unit 111, available for when the middle touch area and the edge touch area uniform stressed simultaneously,
The first pressure value that the middle touch area detects and the second pressure that the edge touch area detects are obtained respectively
Value.
Specifically, acquiring unit 111 can connect respectively middle touch area output interface and edge touch area it is defeated
Outgoing interface, so as to obtain above-mentioned first pressure value and above-mentioned second pressure value.Wherein, above-mentioned first pressure value and above-mentioned are obtained
Before two pressure values, whole touch screen 10 can uniformly be exerted a force by force application apparatus so that 10 whole plane of touch screen is subject to
Power size is almost consistent.
Alignment unit 112, available for when the first pressure value and the second pressure value difference, press described first
Force value or the second pressure value compensate.
In some feasible embodiments, above-mentioned first pressure value is represented with Gc, and above-mentioned second pressure value is represented with Ga,
The actual pressure that above-mentioned force application apparatus applies is default standard value, is represented with Gs.Then obtaining above-mentioned first pressure value and the
After two pressure values, above-mentioned first pressure value Gc and above-mentioned second pressure value Ga can be entered with default standard value Gs respectively respectively
Row compares.Wherein, if Gc ＞ Gs ＞ Ga or Gc ＜ Gs ＜ Ga, it is contemplated that under normal circumstances the measurement accuracy rate of intermediate region compared with
It is high, it is preferable to second pressure value Ga is compensated, that is, changes the pressure value of the edge touch area output, makes its output
Pressure value it is identical with the first pressure value.
Specifically, as Gc ＞ Gs ＞ Ga, to second pressure value Ga compensation Ke using as ∣ Gc-Gs ∣+Ga；As Gc ＜ Gs ＜
During Ga, the compensation to second pressure value G can be Ga- ∣ Gs-Gc ∣.If first pressure value Gc and second pressure value Ga are simultaneously greater than
Or it is less than default standard value Gs simultaneously, illustrate that the error of the detection pressure value of touch screen 10 is larger, touch screen 10 is unqualified, can put
Abandon calibration.
In the embodiment of the present invention, mobile terminal includes touch screen and pressure calibration device, and wherein touch screen includes middle touch
Region and edge touch area are controlled, middle touch area includes at least one first sensing figure, and edge touch area is included extremely
Few one second sensing figure, and the distribution density of at least one second sensing figure is more than described at least one first
The distribution density of figure is sensed, touch screen can be used for detection to act on the middle touch area or the edge touch area
Touch-control pressure value；Pressure calibration device can be used for calibrating the touch-control pressure value.Figure is sensed by increasing edge touch area
Density so that the deformation in stress of edge touch area is more obvious, so as to strengthen the pressure detecting of edge touch area standard
Exactness, improve the pressure detecting uniformity of touch screen.
The embodiment of the present invention additionally provides a kind of touch screen, and the touch screen includes middle touch area and edge Touch Zone
Domain, the edge touch area are the region for being less than pre-determined distance threshold value with the distance at the edge of the touch screen；Wherein：
The middle touch area includes at least one first sensing figure, and the edge touch area is included at least
One second sensing figure, the distribution density of at least one second sensing figure are more than at least one first sensing figure
The distribution density of shape.
In some feasible embodiments, the shape of the shape of the first sensing figure and the second sensing figure
It is identical or different.
In some feasible embodiments, the first sensing figure is shaped as rectangle, the second sensing figure
For along the line style of the edge distribution of the touch screen.
In some feasible embodiments, the first sensing figure and the second sensing figure are default shape
Shape, and the second sensing figure is less than the described first sensing figure.
It can be seen from Fig. 1 to embodiment illustrated in fig. 5 associated description, the touch screen can strengthen the pressure of edge touch area
Accuracy in detection, improve the uniformity of pressure detecting.
Device embodiment described above is only schematical, wherein the unit illustrated as separating component can
To be or may not be physically separate, it can be as the part that unit is shown or may not be physics list
Member, you can with positioned at a place, or can also be distributed on multiple NEs.It can be selected according to the actual needs
In some or all of module realize the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness
Work in the case of, you can to understand and implement.
Module or unit in the embodiment of the present invention can be combined, divided and deleted according to actual needs.
Module or unit in the embodiment of the present invention can be with universal integrated circuit (such as central processor CPUs), or with special
Realized with integrated circuit (ASIC).
Embodiments described above, the restriction to the technical scheme protection domain is not formed.It is any in above-mentioned implementation
Modifications, equivalent substitutions and improvements made within the spirit and principle of mode etc., should be included in the protection model of the technical scheme
Within enclosing.
Claims (10)
- A kind of 1. mobile terminal, it is characterised in that the mobile terminal includes touch screen and pressure calibration device, wherein：The touch screen includes middle touch area and edge touch area, and the edge touch area is and the touch screen The distance at edge is less than the region of pre-determined distance threshold value；The middle touch area includes at least one first sensing figure, and the edge touch area includes at least one Second sensing figure, wherein the distribution density of at least one second sensing figure is more than at least one first sensing figure The distribution density of shape, the first sensing figure are uniformly distributed in middle touch area, and the second sensing figure is closer The distribution density of the edge of touch screen is bigger, it is described second sensing figure be along the touch screen edge distribution line style, The line style is to extend a continual line along the continuous edge of the touch screen；The touch screen, the touch-control pressure value of the middle touch area or the edge touch area is acted on for detecting；The pressure calibration device, for calibrating the touch-control pressure value.
- 2. mobile terminal according to claim 1, it is characterised in that the shape and described second of the first sensing figure The shape for sensing figure is identical or different.
- 3. mobile terminal according to claim 2, it is characterised in that the first sensing figure is shaped as rectangle.
- 4. mobile terminal according to claim 2, it is characterised in that the first sensing figure and the second sensing figure Shape is preset shape, and the second sensing figure is less than the described first sensing figure.
- 5. mobile terminal according to claim 1, it is characterised in that the pressure calibration device, including：Acquiring unit, for when the middle touch area and the edge touch area uniform stressed simultaneously, obtaining respectively The second pressure value that the first pressure value and the edge touch area that the middle touch area detects detect；Alignment unit, for when the first pressure value and during the second pressure value difference, to the first pressure value or institute Second pressure value is stated to compensate.
- 6. mobile terminal according to claim 5, it is characterised in that the alignment unit is specifically used for：Respectively by the first pressure value and the second pressure value compared with default standard value, as Gc ＞ Gs ＞ Ga or During person Gc ＜ Gs ＜ Ga, the second pressure value is compensated, so that the pressure value of edge touch area output and institute It is identical to state first pressure value；Wherein Gc is the first pressure value, and Ga is the second pressure value, and Gs is the default standard value.
- 7. a kind of touch screen, it is characterised in that the touch screen includes middle touch area and edge touch area, the edge Touch area is the region for being less than pre-determined distance threshold value with the distance at the edge of the touch screen；Wherein：The middle touch area includes at least one first sensing figure, and the edge touch area includes at least one Second sensing figure, the distribution density of at least one second sensing figure are more than at least one first sensing figure Distribution density, the first sensing figure are uniformly distributed in middle touch area, and the second sensing figure is closer to touch-control The distribution density of the edge of screen is bigger, it is described second sensing figure be along the touch screen edge distribution line style, it is described Line style is to extend a continual line along the continuous edge of the touch screen.
- 8. touch screen according to claim 7, it is characterised in that the shape and described second of the first sensing figure passes The shape for feeling figure is identical or different.
- 9. touch screen according to claim 8, it is characterised in that the first sensing figure is shaped as rectangle.
- 10. touch screen according to claim 8, it is characterised in that the first sensing figure and the second sensing figure Shape is preset shape, and the second sensing figure is less than the described first sensing figure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067462.4A CN105739778B (en) | 2016-01-29 | 2016-01-29 | A kind of mobile terminal and touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610067462.4A CN105739778B (en) | 2016-01-29 | 2016-01-29 | A kind of mobile terminal and touch screen |
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| CN105739778A CN105739778A (en) | 2016-07-06 |
| CN105739778B true CN105739778B (en) | 2018-03-27 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106294042B (en) * | 2016-07-29 | 2019-08-30 | 深圳市中兴移动软件有限公司 | A kind of detection method and detection device |
| CN106843577B (en) * | 2017-01-13 | 2020-03-27 | 努比亚技术有限公司 | Pressure-sensitive touch method and terminal |
| CN107102466B (en) * | 2017-06-30 | 2020-01-21 | 上海天马微电子有限公司 | Display panel and touch display device |
| CN113542500B (en) * | 2021-07-16 | 2022-05-10 | 南昌黑鲨科技有限公司 | Pressure control system, method and computer readable storage medium |
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| CN104182104A (en) * | 2013-05-27 | 2014-12-03 | 胜华科技股份有限公司 | Touch control panel |
| CN104346011A (en) * | 2013-07-31 | 2015-02-11 | 乐金显示有限公司 | Display device with touch screen |
| CN104980572A (en) * | 2014-04-11 | 2015-10-14 | Lg电子株式会社 | Mobile terminal and method for controlling the same |
| CN105278739A (en) * | 2014-07-17 | 2016-01-27 | 财团法人工业技术研究院 | Sensing structure |
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2016
- 2016-01-29 CN CN201610067462.4A patent/CN105739778B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104182104A (en) * | 2013-05-27 | 2014-12-03 | 胜华科技股份有限公司 | Touch control panel |
| CN104346011A (en) * | 2013-07-31 | 2015-02-11 | 乐金显示有限公司 | Display device with touch screen |
| CN104980572A (en) * | 2014-04-11 | 2015-10-14 | Lg电子株式会社 | Mobile terminal and method for controlling the same |
| CN105278739A (en) * | 2014-07-17 | 2016-01-27 | 财团法人工业技术研究院 | Sensing structure |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |
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