CN205451017U - Touch -control display system and touch operation device - Google Patents
Touch -control display system and touch operation device Download PDFInfo
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- CN205451017U CN205451017U CN201620006271.2U CN201620006271U CN205451017U CN 205451017 U CN205451017 U CN 205451017U CN 201620006271 U CN201620006271 U CN 201620006271U CN 205451017 U CN205451017 U CN 205451017U
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Abstract
The utility model discloses a touch -control display system and touch operation device. Wherein, this touch -control display system includes touch operation device and touch -sensitive display device, touch -sensitive display device includes display screen and touch -control detection module, wherein: the touch operation device for launch first non - visible light, first non - visible light reachs can be right when the display screen forms the contact surperficial air around the contact heats, touch -control detection module is used for the surface of display screen forms the non - visible light of second and detects the face, works as the non - visible light of second passes through the quilt when the surperficial air of first non - visible light heating takes place the refraction phenomenon, confirm the positional information that the refraction phenomenon takes place. Through the utility model discloses, effect that can remote touch -control display screen.
Description
Technical field
This utility model relates to Display Technique field, particularly relates to a kind of touch control display system and touch control operation device.
Background technology
Infrared touch panel (InfraredTouchScreen) is made up of with receiving terminal (sensing element) the infrared emitting end being contained on touch screen housing, the screen surface of touch screen is formed infra-red detection net, the object (such as finger) of touch control operation can change the infrared ray at contact, and then be converted to the coordinate position of touch-control and realize the touch control operation to touch screen.
Refer to Fig. 1, Fig. 1 is the touch control operation detection schematic diagram of the touch control display apparatus according to prior art, as shown in Figure 1, on infrared touch screen, the circuit board of four limit arrangements of screen is provided with infrared transmitting tube and infrared receiving tube, the infrared ray matrix in X, Y-direction is formed, by ceaselessly scanning the touch operation whether having infrared ray to detect and position user by the way of being blocked by the body before being close to screen.For example, it is possible to install a housing before display, in housing, it is designed with circuit board, thus at screen four limit arrangement infrared transmitting tube and infrared receiving tube, one_to_one corresponding forms the infrared ray matrix anyhow intersected.Often scan through a circle, sensible if all of infrared tube (infrared transmitting tube+infrared receiving tube), green light, expression all goes well, if have touch, finger or other object will block the infrared ray anyhow through this position, after finding and determine and have an infrared ray to be obstructed during touch screen scanning, when red, indicate that infrared ray is obstructed, may there is touch, change to another coordinate at once scan again simultaneously, if finding that an other axle also has an infrared ray to be obstructed again, amber light is bright, represent and find to touch, and find that the infrared tube position intercepted is reported to main frame by two, position on screen, the touch point is judged through calculating.
As can be seen here, traditional infrared touch technology mainly utilizes the mode of the infrared signal blocking relevant position to realize touch-control, obvious this mode can only closely use, user must be positioned at display device the most just can carry out touch control operation, and cannot realize the user's long-range touch control operation to infrared touch panel.
Utility model content
Main purpose of the present utility model is to provide a kind of user, at relatively distant location, display device can carry out the technical scheme of touch control operation, and display device carries out in the way of avoiding user must use the closely touch-control such as finger touch the problem that Consumer's Experience that touch control operation brought is too low.
In order to achieve the above object, according to an aspect of the present utility model, provide a kind of touch control display system, including touch control operation device and touch control display apparatus, described touch control display apparatus includes display screen and touch control detection module, wherein: described touch control operation device, for launching the first non-visible light, described first non-visible light arrives when described display screen forms contact and can heat the superficial air around described contact；Described touch control detection module, for forming the second non-visible light detection faces on the surface of described display screen, when described second non-visible light passes through the superficial air generation refraction effect by described first non-visible light heating, determine the positional information that described refraction effect occurs.
Preferably, described touch control detection module includes: the first optical signal launch unit, is arranged on the first limit of described display screen, for launching described second non-visible light in the X direction；First optical signal receives unit, is arranged on the second limit of described display screen, and for receiving the second non-visible light that described first optical signal launch unit is launched in the X direction, described second limit is the limit relative with described first limit；Second optical signal launch unit, is arranged on the 3rd limit of described display screen, and for launching the second non-visible light in the Y direction, described 3rd limit is the limit adjacent with described first limit；Second optical signal receives unit, is arranged on the 4th limit of described display screen, and for receiving the second non-visible light that described second optical signal launch unit is launched in the Y direction, described 4th limit is the limit relative with described 3rd limit；Described X-direction intersects with described Y-direction, and the second non-visible light in described X-direction forms described second non-visible light detection faces with the second non-visible light in described Y-direction.
Preferably, described first optical signal launch unit, including the first quantity for sending the first optical signal transmitter of the first non-visible light；Described first optical signal receives unit, receives the first optical signal receiver of the first non-visible light that described first optical signal transmitter is launched for one_to_one corresponding including the first quantity；Described second optical signal launch unit, including the second quantity for sending the second optical signal transmitter of the first non-visible light；Described second optical signal receives unit, receives the second optical signal receiver of the first non-visible light that described second optical signal transmitter is launched for one_to_one corresponding including the second quantity.
Preferably, described X-direction is mutually perpendicular to described Y-direction, described touch control detection module also includes: detector unit, for detecting whether the first optical signal receiver and the second optical signal receiver receive the light signal strength the second non-visible light less than predetermined threshold value, if testing result is yes, determine the described refraction effect of generation；Position acquisition unit, for according to the Y coordinate receiving light signal strength and determining less than the coordinate in the Y direction of the first optical signal receiver of the second non-visible light of predetermined threshold value touch point that described refraction effect is corresponding, and according to receiving light signal strength and determine less than the coordinate in the X direction of the second optical signal receiver of the second non-visible light of predetermined threshold value the X-coordinate of touch point that described refraction effect is corresponding, obtain described positional information；Touch information signal generating unit, for generating touch information according to positional information.
Preferably, described touch control operation device includes: the 3rd optical signal launch unit, is used for launching described first non-visible light；4th optical signal launch unit, it is less than preset distance for launching the distance between described first non-visible light, is parallel to described first non-visible light and the location light with the described first equidirectional outgoing of non-visible light, allowing users to use the 3rd optical signal launch unit to launch described first non-visible light to described display screen according to described location light, described location light is visible ray.
Preferably, described first non-visible light and described second non-visible light are infrared light.
Preferably, described location light is visible laser.
According to another aspect of the present utility model, provide a kind of touch control operation device, including: heating unit, it is used for launching non-visible light, the air on described display device surface can be heated when arriving display device surface by described non-visible light, makes the light by heated air reflect；Positioning unit, it is less than preset distance for launching the distance between described non-visible light, is parallel to described non-visible light and the location light of outgoing equidirectional with described non-visible light, allowing users to use described heating unit to launch described non-visible light to described display device according to described location light, described location light is visible ray.
Preferably, described non-visible light is infrared light.
Preferably, described location light is visible laser.
Compared with prior art, touch control display system described in the utility model and touch control operation device, user operates without using the mode that display device carries out closely touch-control, and touch control operation device can be used at a distance display device to be operated, make touch control operation device launch heating light the superficial air of display device is heated, added the position of hot-air by acquisition, i.e. can realize the control to display device.
Accompanying drawing explanation
Fig. 1 is the touch control operation detection schematic diagram of the touch control display apparatus according to prior art；
Fig. 2 is the structural representation of the touch control display system according to this utility model embodiment；
Fig. 3 is the touch control operation detection schematic diagram of the touch control display system according to this utility model embodiment；And
Fig. 4 is the structural representation of the touch control operation device according to this utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art is obtained on the premise of not making creative work, broadly fall into the scope of this utility model protection.
Traditional infrared touch technology mainly utilizes the mode of the infrared signal blocking relevant position to realize touch-control, concrete mode is: on infrared touch screen, the circuit board arrangement of four limit arrangements of screen has infrared transmitting tube and infrared receiving tube, X is formed before being close to screen, infrared ray matrix in Y-direction, by ceaselessly scanning the touch operation whether having infrared ray to detect and position user by the way of being blocked by the body, block if obviously to be formed on infrared touch screen, user must use concrete object, and (such as hands refers to, pointer etc.) it is placed on infrared touch screen, could be detected so that it is determined that block positional information by infrared matrix.Therefore, in this mode, user must be positioned at infrared touch screen the most just can carry out touch control operation, and cannot realize the user's long-range touch control operation to infrared touch panel.
Based on this problem, this utility model embodiment provides a kind of touch control display system.Fig. 2 is the structural representation of the touch control display system according to this utility model embodiment, as shown in Figure 2:
This touch control display system includes: touch control operation device and touch control display apparatus, described touch control display apparatus farther includes display screen and touch control detection module, wherein, described touch control operation device, for launching the first non-visible light, described first non-visible light arrives when described display screen forms contact and can heat the superficial air around described contact；Described touch control detection module, for forming the second non-visible light detection faces on the surface of described display screen, when described second non-visible light passes through the superficial air generation refraction effect by described first non-visible light heating, determine the positional information that described refraction effect occurs.
Owing to light is respectively provided with heat characteristic, therefore this characteristic of described first non-visible light can be utilized, when user uses described first non-visible light that described touch control operation device sends, and when described first non-visible light is positioned at certain viewing area of display screen, the air on this surface, viewing area can be heated and thin out, and the second non-visible light that at this moment touch control detection module sends by this rarefied air region time will necessarily launch anaclasis phenomenon, light path is caused to change, it is not inconsistent with predetermined opticpath, it is thus determined that the position of light generation refraction effect is the heating location of described first non-visible light, namely user carries out the position of touch control operation.
Hereinafter the structure of described touch control detection module is described, as an example, described touch control detection module can use such structure to arrange: the first optical signal launch unit, is arranged on the first limit of described display screen, for launching described second non-visible light in the X direction；First optical signal receives unit, is arranged on the second limit of described display screen, and for receiving the second non-visible light that described first optical signal launch unit is launched in the X direction, described second limit is the limit relative with described first limit；Second optical signal launch unit, is arranged on the 3rd limit of described display screen, and for launching the second non-visible light in the Y direction, described 3rd limit is the limit adjacent with described first limit；Second optical signal receives unit, is arranged on the 4th limit of described display screen, and for receiving the second non-visible light that described second optical signal launch unit is launched in the Y direction, described 4th limit is the limit relative with described 3rd limit；Described X-direction intersects with described Y-direction, and the second non-visible light in described X-direction forms described second non-visible light detection faces with the second non-visible light in described Y-direction.
Can be seen that, owing to X-direction intersects with Y-direction, therefore this both direction i.e. can form a two-dimentional coordinate system, if there is above-mentioned refraction effect in the second non-visible light sent in this both direction, the positional information that refraction effect occurs i.e. is can determine that by this two-dimensional coordinate system, in order to simplify the process of calculating location information, in actual applications, can be set to be mutually perpendicular to described Y-direction by described X-direction.
In this example, display screen has four limits, the display screen of the most common rectangle, but this example only illustrates as a example by the display screen that this range is the widest, in actual applications, even circular or subcircular structure the display screen of the display screen of polygonized structure also becomes widely used display screen, and above-mentioned X-direction and Y-direction can also be used equally to be respectively provided with optical signal transmitting element and the light detection mode of optical signal reception unit.
Also arranging as a example by optical signal launch unit and the common rectangle of optical signal reception unit or rectangular display screen by above-mentioned four limits, the concrete function structure that described first optical signal launch unit, described first optical signal reception unit, described second optical signal launch unit and described second optical signal are received unit is further detailed.
As an example, described first optical signal launch unit, can include that the first quantity is for sending the first optical signal transmitter of the first non-visible light；Described first optical signal receives unit, can include that the first quantity receives the first optical signal receiver of the first non-visible light that described first optical signal transmitter is launched for one_to_one corresponding；Described second optical signal launch unit, can include that the second quantity is for sending the second optical signal transmitter of the first non-visible light；Described second optical signal receives unit, can include that the second quantity receives the second optical signal receiver of the first non-visible light that described second optical signal transmitter is launched for one_to_one corresponding.
That is, for the described first optical signal launch unit in X-direction and described first optical signal receive unit, can equal by quantity (the i.e. first quantity) and described first optical signal transmitter and described first optical signal receiver that are arranged in pairs one to one form, setting as the first quantity, can be set according to actual accuracy of detection demand the most completely, in like manner, for the described second optical signal launch unit in Y-direction and described second optical signal receive unit, can equal by quantity (the i.e. second quantity) and described second optical signal transmitter and described second optical signal receiver that are arranged in pairs one to one form, setting as the first quantity, can be set according to actual accuracy of detection demand the most completely.
As an example, described X-direction is mutually perpendicular to described Y-direction, described touch control detection module can further include: detector unit, for detecting whether the first optical signal receiver and the second optical signal receiver receive the light signal strength the second non-visible light less than predetermined threshold value, if testing result is yes, determine the described refraction effect of generation；Position acquisition unit, for according to the Y coordinate receiving light signal strength and determining less than the coordinate in the Y direction of the first optical signal receiver of the second non-visible light of predetermined threshold value touch point that described refraction effect is corresponding, and according to receiving the X-coordinate of the light signal strength touch point corresponding less than the true described refraction effect of coordinate in the X direction of the second optical signal receiver of the second non-visible light of predetermined threshold value, obtain described positional information；Touch information signal generating unit, for generating touch information according to positional information.Certainly, in actual applications, described touch control detection module can also be further added by arrange a transmitting element, described touch information can be issued the display device of described display screen side by this transmitting element, and after described touch information is processed by display device, repeater panel performs to be particularly shown operation.
It should be noted that, the light signal strength of described second non-visible light for receiving, relevant with the degree of the heat effect generation anaclasis by described first non-visible light, therefore, if anaclasis degree is excessive, for described first optical signal receiver and described second optical signal receiver of responsible reception optical signal, the light signal strength minimum of the second non-visible light received is possibly even 0, but as long as less than predetermined threshold value, i.e. can determine that and have occurred and that anaclasis phenomenon.
The foregoing describe each functional part of described touch control display apparatus, below described touch control operation device is illustrated.
As an example, described touch control operation device may include that the 3rd optical signal launch unit, is used for launching described first non-visible light；4th optical signal launch unit, for launching the distance between described first non-visible light less than preset distance (certainly, this preset distance is the smaller the better theoretically, and in actual applications, as long as this preset distance choose the requirement meeting touch control operation precision), be parallel to described first non-visible light and the location light with the described first equidirectional outgoing of non-visible light, allowing users to use the 3rd optical signal launch unit to launch described first non-visible light to described display screen according to described location light, described location light is visible ray.
Adopt and design described touch control operation device in such a way and be advantageous in that, owing to human eye can't see non-visible light, therefore to the first non-visible light making user use described touch control operation device to send exactly is irradiated in the range of display screen, the transmitting direction of described first non-visible light can be positioned, therefore being visible ray owing to devising location light, user only need to launch the first non-visible light can easily realize the heated type touch control operation to display screen according to the direction controlling touch control operation device of location light.
As an example, in this utility model embodiment, described first non-visible light and described second non-visible light are infrared light.If the second non-visible light is chosen to be infrared light, it is possible to use the infrared touch control detection device on existing infrared touch screen, it is not necessary to redesign the structure of touch control detection device, save design cost.And, infrared light has reasonable heats, if therefore the first non-visible light being chosen to be infrared light, can have good heats, enable the air of display screen surface within a very short time, heat up to the atmospheric density scope that can make light generation refraction effect.
As an example, in this utility model embodiment, described location light is visible laser.Owing to visible laser has directionality by force, being difficult to dissipate, brightness high, be therefore well suited as positioning light, positioning precision is the highest.
For ease of understanding, refer to Fig. 3 touch control operation detection schematic diagram of touch control display system according to this utility model embodiment (Fig. 3 be), as shown in Figure 3, the infrared ray sent when touch control operation device makes desired location temperature raise to display screen, so that this regional air density reduces, black light that transmitting terminal sends will reflect through this region, and receiving terminal correspondence position will be unable to receive light signal strength that light enters or receive less than threshold value.Further, just can confirm that, according to the position of x-th receptor and the n-th receptor, the position (i.e. the target manipulation position of user) that anaclasis phenomenon occurs, thus realize the purpose of far-end touching display screen.
The touch control display system provided this utility model embodiment above is described, and this utility model embodiment additionally provides a kind of touch control operation device, and this touch control operation device includes:
Heating unit, is used for launching non-visible light, and the air on described display device surface can be heated when arriving display device surface by described non-visible light, makes the light by heated air reflect；Positioning unit, it is less than preset distance for launching the distance between described non-visible light, is parallel to described non-visible light and the location light of outgoing equidirectional with described non-visible light, allowing users to use described heating unit to launch described non-visible light to described display device according to described location light, described location light is visible ray.
As an example, described non-visible light is infrared light.
As an example, described location light is visible laser.
Certainly, in order to make it easy to understand, incorporated by reference to the example provided with reference to Fig. 4, Fig. 4 is the structural representation of the touch control operation device according to this utility model embodiment.As shown in Figure 4, infrared generator is the heating unit of the above-mentioned non-visible light that can send and have heating function, laser pen is above-mentioned positioning unit, in addition, additionally provide the power supply that energy is provided, the most in actual applications, it is also possible to using the alternate manners such as plug-in interface to come for touch control operation device provides power supply, and principle is based on easy to use.
By this utility model embodiment, user uses the touch control operation device that can launch the non-visible light with heating function to heat the touch point on the display screen attempting control, this regional temperature is made to increase, the light that atmospheric density makes transmitting terminal light source launch after reducing reflects, so that it is determined that the positional information that refraction effect occurs, it is the coordinate information of manipulation target.
The above is preferred implementation of the present utility model; should be understood that; for the person of ordinary skill of the art; on the premise of without departing from principle described in the utility model; some improvements and modifications can also be made, within these improvements and modifications also should be considered to be encompassed in protection domain of the present utility model.
Claims (10)
1. a touch control display system, it is characterised in that include that touch control operation device and touch control display apparatus, described touch control display apparatus include display screen and touch control detection module, wherein:
Described touch control operation device, for launching the first non-visible light, described first non-visible light arrives when described display screen forms contact and can heat the superficial air around described contact；
Described touch control detection module, for forming the second non-visible light detection faces on the surface of described display screen, when described second non-visible light passes through the superficial air generation refraction effect by described first non-visible light heating, determine the positional information that described refraction effect occurs.
Touch control display system the most according to claim 1, it is characterised in that described touch control detection module includes:
First optical signal launch unit, is arranged on the first limit of described display screen, for launching described second non-visible light in the X direction；
First optical signal receives unit, is arranged on the second limit of described display screen, and for receiving the second non-visible light that described first optical signal launch unit is launched in the X direction, described second limit is the limit relative with described first limit；
Second optical signal launch unit, is arranged on the 3rd limit of described display screen, and for launching the second non-visible light in the Y direction, described 3rd limit is the limit adjacent with described first limit；
Second optical signal receives unit, is arranged on the 4th limit of described display screen, and for receiving the second non-visible light that described second optical signal launch unit is launched in the Y direction, described 4th limit is the limit relative with described 3rd limit；
Described X-direction intersects with described Y-direction, and the second non-visible light in described X-direction forms described second non-visible light detection faces with the second non-visible light in described Y-direction.
Touch control display system the most according to claim 2, it is characterised in that:
Described first optical signal launch unit, including the first quantity for sending the first optical signal transmitter of the first non-visible light；
Described first optical signal receives unit, receives the first optical signal receiver of the first non-visible light that described first optical signal transmitter is launched for one_to_one corresponding including the first quantity；
Described second optical signal launch unit, including the second quantity for sending the second optical signal transmitter of the first non-visible light；
Described second optical signal receives unit, receives the second optical signal receiver of the first non-visible light that described second optical signal transmitter is launched for one_to_one corresponding including the second quantity.
Touch control display system the most according to claim 3, it is characterised in that described X-direction is mutually perpendicular to described Y-direction, described touch control detection module also includes:
Whether detector unit, receive the light signal strength the second non-visible light less than predetermined threshold value for detection the first optical signal receiver and the second optical signal receiver, if testing result is yes, determines the described refraction effect of generation；
Position acquisition unit, for according to the Y coordinate receiving light signal strength and determining less than the coordinate in the Y direction of the first optical signal receiver of the second non-visible light of predetermined threshold value touch point that described refraction effect is corresponding, and according to receiving light signal strength and determine less than the coordinate in the X direction of the second optical signal receiver of the second non-visible light of predetermined threshold value the X-coordinate of touch point that described refraction effect is corresponding, obtain described positional information；
Touch information signal generating unit, for generating touch information according to positional information.
Touch control display system the most according to any one of claim 1 to 4, it is characterised in that described touch control operation device includes:
3rd optical signal launch unit, is used for launching described first non-visible light；
4th optical signal launch unit, it is less than preset distance for launching the distance between described first non-visible light, is parallel to described first non-visible light and the location light with the described first equidirectional outgoing of non-visible light, allowing users to use the 3rd optical signal launch unit to launch described first non-visible light to described display screen according to described location light, described location light is visible ray.
Touch control display system the most according to claim 5, it is characterised in that described first non-visible light and described second non-visible light are infrared light.
Touch control display system the most according to claim 5, it is characterised in that described location light is visible laser.
8. a touch control operation device, it is characterised in that including:
Heating unit, is used for launching non-visible light, and the air on described display device surface can be heated when arriving display device surface by described non-visible light, makes the light by heated air reflect；
Positioning unit, it is less than preset distance for launching the distance between described non-visible light, is parallel to described non-visible light and the location light of outgoing equidirectional with described non-visible light, allowing users to use described heating unit to launch described non-visible light to described display device according to described location light, described location light is visible ray.
Touch control operation device the most according to claim 8, it is characterised in that described non-visible light is infrared light.
Touch control operation device the most according to claim 8 or claim 9, it is characterised in that described location light is visible laser.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620006271.2U CN205451017U (en) | 2016-01-04 | 2016-01-04 | Touch -control display system and touch operation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620006271.2U CN205451017U (en) | 2016-01-04 | 2016-01-04 | Touch -control display system and touch operation device |
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| CN205451017U true CN205451017U (en) | 2016-08-10 |
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| CN201620006271.2U Withdrawn - After Issue CN205451017U (en) | 2016-01-04 | 2016-01-04 | Touch -control display system and touch operation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607785A (en) * | 2016-01-04 | 2016-05-25 | 京东方科技集团股份有限公司 | Touch display system and touch operating device |
| CN108459414A (en) * | 2017-02-17 | 2018-08-28 | 矽创电子股份有限公司 | The optical imaging device of tool projection positioning |
-
2016
- 2016-01-04 CN CN201620006271.2U patent/CN205451017U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105607785A (en) * | 2016-01-04 | 2016-05-25 | 京东方科技集团股份有限公司 | Touch display system and touch operating device |
| WO2017118350A1 (en) * | 2016-01-04 | 2017-07-13 | Boe Technology Group Co., Ltd. | Touch display system and touch operation device |
| US10209799B2 (en) | 2016-01-04 | 2019-02-19 | Boe Technology Group Co., Ltd. | Touch display system and touch operation device |
| CN105607785B (en) * | 2016-01-04 | 2019-11-12 | 京东方科技集团股份有限公司 | Touch control display system and touch control operation device |
| CN108459414A (en) * | 2017-02-17 | 2018-08-28 | 矽创电子股份有限公司 | The optical imaging device of tool projection positioning |
| CN108459414B (en) * | 2017-02-17 | 2021-08-27 | 矽创电子股份有限公司 | Optical imaging device with projection positioning |
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