CN110085117B - Electronic display - Google Patents
Electronic display Download PDFInfo
- Publication number
- CN110085117B CN110085117B CN201910204144.1A CN201910204144A CN110085117B CN 110085117 B CN110085117 B CN 110085117B CN 201910204144 A CN201910204144 A CN 201910204144A CN 110085117 B CN110085117 B CN 110085117B
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- CN
- China
- Prior art keywords
- barb
- display screen
- touch display
- shell
- torsion spring
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Classifications
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- 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
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
Abstract
The invention provides an electronic display, which comprises a shell, wherein a touch display screen is arranged on the shell, a processor and a battery are arranged in the shell, the touch display screen is used as a user handwriting input device and is used for displaying the content handwritten by a user, the processor is used for receiving the handwritten content input by the user through the touch display screen, then identifying the handwritten content and transmitting the identified handwritten content to the touch display screen for display; the electronic display provided by the invention can display the own purpose on the touch display screen in a text form in public places such as coffee houses, restaurants and the like, so that people nearby can know the own desire conveniently, and the desire of the people is realized more easily.
Description
Technical Field
The invention relates to the technical field of articles for daily use, in particular to an electronic display.
Background
With the improvement of living standard of people, public places such as coffee houses and restaurants are not unfamiliar to people, the purpose of people to go to the public places is various, some people are fussy and have a fidgety mood and need to be quiet, some people need to find people to chat common topics, and the like.
Disclosure of Invention
Therefore, the present invention provides an electronic display to solve the above technical problems.
The technical scheme of the invention is as follows: an electronic display comprises a shell, wherein a touch display screen is arranged on the shell, a processor and a battery are arranged in the shell, the touch display screen is used as a user handwriting input device and is used for displaying contents handwritten by a user, the processor is used for receiving the handwritten contents input by the user through the touch display screen, then recognizing the handwritten contents, and transmitting the recognized handwritten contents to the touch display screen for display; the battery is used for supplying power to the processor and the touch display screen.
Optionally, a projection device is further installed on the housing, and the projection device is connected with the processor.
Optionally, install wireless receiving module in the casing, install the alarm on the casing, wireless receiving module with the alarm respectively with the treater is connected, the treater still is used for control wireless receiving module receives the signal that the wireless transmitting module of specific frequency channel sent to control the alarm and report to the police after receiving the signal that wireless transmitting module sent.
Optionally, a USB interface is further installed on the housing for connecting an input device.
Optionally, a suction cup is mounted on the bottom surface of the housing, the suction cup includes a suction cup body and a fixing portion integrally arranged with the suction cup body, a cavity is arranged inside the fixing portion, a plurality of L-shaped limiting pieces are circumferentially fixed at the bottom of the cavity in the cavity, a piston is arranged in the cavity, and a spring is arranged between the piston and the plurality of L-shaped limiting pieces; the shell is provided with a sliding chute, a limiting groove is arranged in the sliding chute, a sliding block is arranged in the sliding chute, one end of the sliding block abuts against the bottom of the sliding chute, the other end of the sliding block extends out of the sliding chute and is connected with a finger ring, the sliding block is connected with an L-shaped piston rod, the opening direction of the L-shaped piston rod faces towards the sliding chute, when the sliding block is pressed to the bottom, the bending part of the L-shaped piston rod penetrates through the top of the fixed part and is located in the accommodating space, and when the sliding block is lifted to the top, the bending part of the L-shaped piston rod is located in; the middle part of the sucker body is provided with a hole communicated with the cavity, and the edge of the hole is positioned on the inner side of the fixing part.
Optionally, an extending portion is arranged at the top of the housing, the top of the touch display screen is hinged to the extending portion, a first connecting rod is further hinged to the housing, a second connecting rod is arranged at the bottom of the touch display screen, and the first connecting rod and the second connecting rod are connected through a limiting device; the limiting device comprises a fixed shaft and a rotary table, the fixed shaft is fixedly connected with the second connecting rod, the rotary table is fixedly connected with the first connecting rod and is movably riveted on the fixed shaft, a clamping groove is formed in the end portion of the fixed shaft, a blocking column is arranged at the position, close to the edge, of the rotary table, a torsion elastic sheet is arranged on the rotary table, one end of the torsion elastic sheet is clamped in the clamping groove, a first barb is arranged at the other end of the torsion elastic sheet, and the first barb is hooked on the blocking column; an inclined hole is formed in the outer ring of the torsion elastic sheet, a second barb is arranged on the outer side of the torsion elastic sheet close to the outer ring, the distance from the second barb to the first barb is smaller than the distance from the inclined hole to the first barb, the distance from one end of the inclined hole close to the inner side of the torsion elastic sheet to the second barb is larger than the distance from one end of the inclined hole close to the outer side of the torsion elastic sheet to the second barb, an inclined part is arranged on one side, facing the inner side of the torsion elastic sheet, of the end part of the second barb, and the distance from one end of the inclined part close to the second barb to the center of the rotary table is larger than the distance from one end of the inclined part, far away from the second barb, to the center of the rotary table; the limiting device further comprises a protection disc, a central column is fixed on the protection disc, and tenons matched with the clamping grooves are arranged on the central column.
Optionally, the second barb is made of an elastic material.
The electronic display provided by the invention can display the own purpose on the touch display screen in a text form in public places such as coffee houses, restaurants and the like, so that people nearby can know the own desire conveniently, and the desire of the people can be realized more easily.
Drawings
FIG. 1 is a schematic view of an electronic display according to the present invention;
FIG. 2 is a second schematic structural view of an electronic display according to the present invention;
FIG. 3 is a third schematic view of an electronic display according to the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
FIG. 5 is a view of the L-shaped piston rod with the finger ring depressed;
FIG. 6 is a state diagram of the L-shaped piston rod with the spring reset;
FIG. 7 is a schematic view of a touch screen display mounting structure;
FIG. 8 is a front view of a schematic view of the mounting structure of a turntable;
FIG. 9 is a side view of a schematic of the mounting structure of a turntable;
fig. 10 is a schematic partial cross-sectional view of a torsion spring;
FIG. 11 is a schematic view of a second barb;
FIG. 12 is a front view of a schematic of the construction of a protective disk;
fig. 13 is a side view of a schematic of a protective disk construction.
Detailed Description
The technical scheme of the invention is described in detail in the following with reference to the accompanying drawings.
Example 1 the present invention provides an electronic display, see figure 1, comprising a housing having a touch screen mounted thereon, a processor and a battery mounted therein,
the touch display screen is used as a handwriting input device of a user and is used for displaying the content handwritten by the user,
the content handwritten by the user includes text, and may also include color marks to emphasize important content, the color marks may be implemented by an existing program, such as a font color setting program in word,
the processor is used for receiving handwritten contents input by a user through the touch display screen, then identifying the handwritten contents and transmitting the identified handwritten contents to the touch display screen for display;
the battery is used for supplying power to the processor and the touch display screen.
Examples of applications of the electronic display are: in a coffee hall, when people need to be quiet for trouble and annoyance, the touch screen can be used for inputting 'do not disturb'; in a coffee hall, when people want to find and chat on the topic of a football, the contents of the football, namely chatting, can be input on a touch display screen; when people eat at a restaurant and the like, people can input chat, food contents and the like on the touch display screen when trying to chat about food topics, and the touch display screen displays the text contents to people nearby.
The electronic display provided by the invention can display the own purpose on the touch display screen in a text form in public places such as coffee houses, restaurants and the like, so that people nearby can know the own desire conveniently, and the desire of the people can be realized more easily.
For convenience of observation, referring to fig. 2, a projection device is further mounted on the housing, and the projection device is connected with the processor, so that in use, contents input by people can be projected to a wall, a desk or the like through the projection device so as to be conveniently observed by people beside the desk; the USB interface can be used for projecting game pictures on a wall, a table and the like when people play games, so that the operation of people is facilitated, and the USB interface can be further arranged on the shell for connecting an input device (such as a keyboard, a mouse and the like) for facilitating the operation.
The pager is widely applied in restaurants, and although the application of the pager brings convenience to people, people can use the pager, because of uncertainty in restaurant traffic, too much pager receiver preparation is wasteful, too little, and sometimes not sufficient, to which the applicant would install a wireless receiver module in the housing, the shell is provided with an alarm, the wireless receiving module and the alarm are respectively connected with the processor, the processor is also used for controlling the wireless receiving module to receive the signal sent by the wireless transmitting module with a specific frequency band and controlling the alarm to alarm after receiving the signal sent by the wireless transmitting module, thus, the wireless receiving module can receive the queuing signal of the calling system of the restaurant, when the queuing occurs, the wireless receiving module gives an alarm to prompt people to take meals, and the alarm can be in the existing forms of vibration, light, sound and the like.
Generally, the electronic display is placed on a table of a coffee shop or a restaurant and the like when in use, in order not to affect the use of the table, the electronic display is often placed at a place close to a corner of the table and the like, and is easily dropped and damaged once a person accidentally touches the electronic display, for this reason, the applicant also makes a design as shown in fig. 3 to 6, a suction cup 12 is installed on the bottom surface of the housing 11, the suction cup includes a suction cup body 121 and a fixing portion 122 integrally arranged with the suction cup body, a cavity 123 is arranged inside the fixing portion, a plurality of L-shaped limiting members 124 are circumferentially fixed at the bottom of the cavity in the cavity, generally, the plurality of L-shaped limiting members are generally located on the same horizontal plane and integrally arranged with the fixing portion, a piston 125 is arranged in the cavity, and a spring 126 is arranged between the piston and the plurality of L-shaped limiting members; the shell is provided with a sliding chute 111, a limiting groove 112 is arranged in the sliding chute, the limiting groove is generally positioned in the middle or lower part of the sliding chute, a sliding block 113 is arranged in the sliding chute, one end of the sliding block abuts against the bottom of the sliding chute, the other end of the sliding block extends out of the sliding chute and is connected with a finger ring 114 so as to be convenient for manual operation of people, the sliding block is connected with an L-shaped piston rod 115, the opening direction of the L-shaped piston rod faces towards the sliding chute, when the sliding block is pressed to the bottom, the bending part of the L-shaped piston rod penetrates through the top of the fixing part and is positioned in the accommodating space, and when the sliding block is lifted to the top, the bending part of the; generally, the length of bending is equal to the length of a strip-shaped hole or slightly less than the length of the strip-shaped hole, the piston rod is limited to swing when the bending is located in the strip-shaped hole, a hole 127 communicated with the cavity is formed in the middle of the sucker body, and the edge of the hole is located on the inner side of the fixing portion.
When the electronic display device is used, a user can press the L-shaped piston rod downwards by the finger ring until the bent part of the L-shaped piston rod passes through the top of the fixing part and is positioned in the accommodating space, at the moment, the state of the L-shaped piston rod is as shown in figure 5, the sliding block is pressed into the limiting groove, at the moment, the spring stores energy, the piston slides downwards to the lowest end in the accommodating space, the electronic display device is pressed downwards to discharge the gas of the sucker body to fix the electronic display device, the finger ring is pulled to reset the spring to drive the piston to move upwards, at the moment, the state of the L-shaped piston rod is as shown in figure 6, negative pressure is formed inside the sucker body, the sucker is more firmly attached, and the edge of the hole is positioned on the inner side of the fixing part, so that the edge of the hole is tightly attached to a desktop to form secondary sealing, the electronic display device is firmly fixed on a desk and is, the L-shaped piston rod is pressed downwards to the bending part of the L-shaped piston rod through the ring and penetrates through the top of the fixing part to be located in the containing space, the piston slides downwards to the lowest end in the containing space, the sliding block is pressed into the limiting groove, therefore, most or all negative pressure inside the sucker body is removed, and the displayer is stored after being taken down slightly hard.
In practical use, when the touch display screen is vertical, people cannot easily see the content on the touch display screen when standing, so that the applicant also makes a design that, referring to fig. 7-13, an extending part 14 is arranged at the top of the casing, the top of the touch display screen 13 is hinged on the extending part, a first connecting rod 15 is hinged on the casing, a second connecting rod 16 is arranged at the bottom of the touch display screen, and the first connecting rod and the second connecting rod are connected through a limiting device 17, in order to adjust the inclination of the touch display screen relative to the casing; the limiting device comprises a fixed shaft 171 and a rotary table 172, the fixed shaft is fixedly connected with the second connecting rod, the rotary table is fixedly connected with the first connecting rod and is movably riveted on the fixed shaft, the limiting can be realized by arranging blocking parts at two sides of the rotary table, certainly, the limiting can also be realized by rivets, the limiting parts are not particularly limited, when the limiting device is realized by the rivets, the rivets can be regarded as a part of the fixed shaft, the end part of the fixed shaft is provided with a clamping groove 173, the part of the rotary table close to the edge is provided with a blocking column 174, the rotary table is provided with a torsion spring plate 18 which can also be called a coil spring or a coil spring plate, one end of the torsion spring plate is clamped in the clamping groove, the other end of the torsion spring plate is provided with a first barb 175, and; an inclined hole 176 is formed in the outer ring of the torsion spring piece, a second barb 177 is arranged on the outer side of the torsion spring piece, which is close to the outer ring, the second barb is preferably made of elastic material, for example, an elastic piece or a spring, the distance from the second barb to the first barb is smaller than that from the inclined hole to the first barb, the distance from one end of the inclined hole, which is close to the inner side of the torsion spring piece, to the second barb is larger than that from one end of the inclined hole, which is close to the outer side of the torsion spring piece, to the second barb, an inclined portion 178 is arranged on one side, which faces the inner side of the torsion spring piece, of the end of the second barb, and the distance from one end of the inclined portion, which is close to the second barb, to the center of the turntable is larger than that from one end, which is far away; the limiting device further comprises a protection disc 179, a central column 180 is fixed on the protection disc, and a tenon 181 matched with the clamping groove is arranged on the central column. It should be noted that the first connecting rod, the second connecting rod and the limiting device may be disposed at the middle position of the back surface of the touch display screen, or may be disposed at both sides of the touch display screen, which is not specifically limited herein.
In the using process, people can turn the touch display screen upwards along the bottom, the first connecting rod and the second connecting rod are extended, meanwhile, the turntable rotates relative to the fixed shaft, the distance between each layer of the torsion spring plate from the inner ring to the outer ring is gradually close, and energy is stored, when the inclined hole moves to the second barb position, the second barb is clamped into the inclined hole, the hand can be loosened, under the counterforce generated by the energy storage of the torsion spring plate, the barb is blocked in the inclined hole, so that the first connecting rod and the second connecting rod can not rotate relatively, thereby fixing the touch display screen at a certain angle, slightly turning the touch display screen upwards when the touch display screen needs to be folded, resetting the touch display screen after the second barb is separated from the inclined hole, and under the condition that the rotating disc is movably connected on the fixed shaft by the rivet, the touch display screen can be held by hands, and the rotating protection disc enables the rivet to rotate to drive the rotating disc to rotate so that the second barb is separated from the inclined hole.
The above-described embodiments are merely illustrative of the invention and should not be described in the context of the exemplary embodiments of the description and the figures, which limit the scope of protection of the patent rights.
The preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the embodiments and examples described above, and various changes can be made within the knowledge of those skilled in the art without departing from the concept of the present invention. In the claims, any reference signs placed between parentheses shall not be construed as limiting the claim. The word "comprising" does not exclude the presence of elements or steps not listed in a claim. The usage of the words first, second and third, etcetera do not indicate any ordering and these words may be interpreted as names.
Claims (5)
1. An electronic display, characterized in that, comprises a shell (11), a touch display screen (13) is installed on the shell (11), a processor and a battery are installed in the shell (11),
the touch display screen (13) is used as a handwriting input device of a user and is used for displaying the content handwritten by the user,
the processor is used for receiving handwritten contents input by a user through the touch display screen (13), identifying the handwritten contents, and transmitting the identified handwritten contents to the touch display screen (13) for display;
the battery is used for supplying power to the processor and the touch display screen (13);
a sucker (12) is arranged on the bottom surface of the shell (11),
the sucker (12) comprises a sucker body (121) and a fixing part (122) which is integrally arranged with the sucker body (121), a cavity (123) is arranged in the fixing part (122), a plurality of L-shaped limiting pieces (124) are circumferentially fixed at the bottom of the cavity (123) in the cavity (123), a piston (125) is arranged in the cavity (123), and a spring (126) is arranged between the piston (125) and the L-shaped limiting pieces (124);
the shell (11) is provided with a sliding groove (111), a limiting groove (112) is arranged in the sliding groove (111), a sliding block (113) is arranged in the sliding groove (111), one end of the sliding block (113) abuts against the bottom of the sliding groove (111), the other end of the sliding block extends out of the sliding groove (111) and is connected with a finger ring (114), the sliding block (113) is connected with an L-shaped piston rod (115), the opening direction of the L-shaped piston rod (115) faces towards the sliding groove (111), when the sliding block (113) is pressed to the bottom, the bending part of the L-shaped piston rod (115) penetrates through the top of the fixing part (122) and is located in the accommodating space, and when the sliding block (113) is lifted to the top, the bending part of the L-shaped piston rod (115) is located in a strip-shaped hole (118;
the middle part of the sucker body (121) is provided with a hole (127) communicated with the cavity (123), and the edge of the hole (127) is positioned on the inner side of the fixing part (122);
an extending part (14) is arranged at the top of the shell (11), the top of the touch display screen (13) is hinged to the extending part (14), a first connecting rod (15) is hinged to the shell (11), a second connecting rod (16) is arranged at the bottom of the touch display screen (13), and the first connecting rod (15) and the second connecting rod (16) are connected through a limiting device (17);
the limiting device (17) comprises a fixing shaft (171) and a rotary table (172), the fixing shaft (171) is fixedly connected with the second connecting rod (16), the rotary table (172) is fixedly connected with the first connecting rod (15) and is movably riveted on the fixing shaft (171), a clamping groove (173) is formed in the end portion of the fixing shaft (171), a blocking column (174) is arranged at a position, close to the edge, of the rotary table (172), a torsion spring plate (18) is arranged on the rotary table (172), one end of the torsion spring plate (18) is clamped in the clamping groove (173), a first barb (175) is arranged at the other end of the torsion spring plate, and the first barb (175) is hooked on the blocking column (174);
an inclined hole (176) is formed in the outer ring of the torsion spring plate (18), a second barb (177) is arranged on the outer side of one circle, close to the outer ring, of the torsion spring plate (18), the distance from the second barb (177) to the first barb (175) is smaller than the distance from the inclined hole (176) to the first barb (175), the distance from one end, close to the inner side of the torsion spring plate (18), of the inclined hole (176) to the second barb (177) is larger than the distance from one end, close to the outer side of the torsion spring plate (18), of the inclined hole (176) to the second barb (177), an inclined portion (178) is arranged on one side, facing the inner side of the torsion spring plate (18), of the end, close to the second barb (177), of the inclined portion (178) to the center of the rotary table (172) is larger than the distance from one end, far from the second barb (177), of the inclined portion (178) to the center of the rotary table (172);
the limiting device (17) further comprises a protection disc (179), a central column (180) is fixed on the protection disc (179), and a tenon (181) matched with the clamping groove (173) is arranged on the central column (180).
2. The electronic display according to claim 1, characterized in that a projection device is further mounted on the housing (11), said projection device being connected to the processor.
3. The electronic display according to claim 1, wherein a wireless receiving module is installed in the housing (11), an alarm is installed on the housing (11), the wireless receiving module and the alarm are respectively connected with the processor,
the processor is also used for controlling the wireless receiving module to receive signals sent by the wireless transmitting module in a specific frequency band and controlling the alarm to give an alarm after receiving the signals sent by the wireless transmitting module.
4. Electronic display according to claim 2, characterised in that a USB interface is also mounted on the housing (11) for connection to an input device.
5. The electronic display of claim 1, wherein the second barb (177) is made of a resilient material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204144.1A CN110085117B (en) | 2019-03-18 | 2019-03-18 | Electronic display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910204144.1A CN110085117B (en) | 2019-03-18 | 2019-03-18 | Electronic display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110085117A CN110085117A (en) | 2019-08-02 |
| CN110085117B true CN110085117B (en) | 2021-07-16 |
Family
ID=67413273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910204144.1A Active CN110085117B (en) | 2019-03-18 | 2019-03-18 | Electronic display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110085117B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359275A (en) * | 2008-09-28 | 2009-02-04 | 宇龙计算机通信科技(深圳)有限公司 | Handwriting input method for digital equipment, handwriting input device and mobile terminal |
| CN202301411U (en) * | 2011-09-30 | 2012-07-04 | 老广新 | Sucker type hook |
| CN102750104A (en) * | 2012-06-29 | 2012-10-24 | 鸿富锦精密工业（深圳）有限公司 | Electronic device with touch input unit |
| CN204904765U (en) * | 2015-09-12 | 2015-12-23 | 胡强 | Arc LED display screen based on handwriting input technique |
| CN206040180U (en) * | 2016-08-31 | 2017-03-22 | 厦门轻游信息科技有限公司 | Man -machine interactive advertisement display device |
| CN206097545U (en) * | 2016-08-11 | 2017-04-12 | 尹芳 | Multi -functional tourism management board of imparting knowledge to students |
| CN109343809A (en) * | 2018-09-10 | 2019-02-15 | 天津大学 | A kind of interaction display screen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5888838B2 (en) * | 2010-04-13 | 2016-03-22 | グリッドマーク株式会社 | Handwriting input system using handwriting input board, information processing system using handwriting input board, scanner pen and handwriting input board |
-
2019
- 2019-03-18 CN CN201910204144.1A patent/CN110085117B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101359275A (en) * | 2008-09-28 | 2009-02-04 | 宇龙计算机通信科技(深圳)有限公司 | Handwriting input method for digital equipment, handwriting input device and mobile terminal |
| CN202301411U (en) * | 2011-09-30 | 2012-07-04 | 老广新 | Sucker type hook |
| CN102750104A (en) * | 2012-06-29 | 2012-10-24 | 鸿富锦精密工业（深圳）有限公司 | Electronic device with touch input unit |
| CN204904765U (en) * | 2015-09-12 | 2015-12-23 | 胡强 | Arc LED display screen based on handwriting input technique |
| CN206097545U (en) * | 2016-08-11 | 2017-04-12 | 尹芳 | Multi -functional tourism management board of imparting knowledge to students |
| CN206040180U (en) * | 2016-08-31 | 2017-03-22 | 厦门轻游信息科技有限公司 | Man -machine interactive advertisement display device |
| CN109343809A (en) * | 2018-09-10 | 2019-02-15 | 天津大学 | A kind of interaction display screen |
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| Publication number | Publication date |
|---|---|
| CN110085117A (en) | 2019-08-02 |
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