CN211149996U - L ED screen with induction control function - Google Patents
L ED screen with induction control function Download PDFInfo
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- CN211149996U CN211149996U CN201922497887.0U CN201922497887U CN211149996U CN 211149996 U CN211149996 U CN 211149996U CN 201922497887 U CN201922497887 U CN 201922497887U CN 211149996 U CN211149996 U CN 211149996U
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Abstract
The utility model provides a take induction control function's L ED screen, including L ED screen body, control system and induction system, induction system and L ED screen and control system electric signal connection, induction system connects in L ED screen, through induction system discernment real-time induction information and then control L ED screen, the operator need not carry out input control at background control terminal, real-time control L ED screen's display state, real-time adjustment, user's friendship degree has been increased, use convenient and fast more simultaneously, the utility model discloses an infrared light and ultrasonic wave discern induction information as detected signal, can improve response detection effect, the promotion that induction area's setting can be better the utility model discloses a practicality and the precision of control, real-time induction information include position information and action information, can increase the utility model discloses the variety of function when man-machine is interactive.
Description
Technical Field
The utility model relates to an L ED shows technical field, relates to a L ED screen, especially relates to a L ED screen of area response control function.
Background
The L ED display screen is a flat panel display, consists of a plurality of L ED modules, and can be used for displaying various information such as characters, images, videos, video signals and the like, the L ED display screen has a very wide development prospect, can be used indoors and outdoors, and is also researched and applied to the image display of movie theaters at present.
At present, in the prior art, the control on the display content of the L ED screen is required to be finished, and a control command is required to be input through a background control terminal so as to control the display content, if the display content does not reach a desired result, the content to be displayed can be achieved by multi-person and multi-time collaborative feedback adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an L ED screen which controls the display content in real time by sensing information.
In order to solve the technical problem, the utility model adopts the technical scheme that an L ED screen with induction control function is provided, including L ED screen body, control system and induction system, induction system and L ED screen body with control system electric signal connection, induction system install in L ED screen body is last.
Further, the induction device is arranged at the bottom of the L ED screen body.
Further, the induction device is transverse to the bottom edge of the L ED screen body.
Further, the recognition distance of the sensing device in front of the L ED screen is 0-2 cm.
Further, the identification height of the sensing device is 0.6-2.5m from the ground.
Further, the sensing device is an infrared sensing device or/and an ultrasonic sensing device.
The present application document further provides a control method of the L ED screen, including the following steps:
the sensing device acquires L ED screen real-time sensing information and sends the real-time sensing information to the control system;
the control system receives the real-time induction information, compares the real-time induction information with prestored induction information, converts the real-time induction information with the prestored induction information into a control instruction according to the mapping relation of the real-time induction information and the prestored induction information, converts the control instruction into video playing information, and sends the video playing information to an L ED screen;
the L ED screen displays playing content according to the video playing information.
Further, the step of receiving the real-time sensing information by the control system, comparing the real-time sensing information with the pre-stored sensing information, and converting the real-time sensing information with the pre-stored sensing information into a control command according to the mapping relationship between the real-time sensing information and the pre-stored sensing information further comprises:
if the real-time induction information simultaneously comprises infrared induction information and ultrasonic induction information, respectively converting the infrared induction information and the ultrasonic induction information into control instructions and then comparing the control instructions;
when the control instruction corresponding to the infrared induction information is consistent with the control instruction corresponding to the ultrasonic induction information, the control system converts the control instruction into video playing information;
and when the control instructions corresponding to the infrared induction information and the ultrasonic induction information are inconsistent, the induction device acquires L ED screen real-time induction information again and sends the real-time induction information to the control system.
Further, the real-time sensing information includes position information and motion information.
The utility model provides a pair of take induction control function's L ED screen, induction system is used for receiving the real-time response information of operator, and feed back to control system, induction system installs on L ED screen body after control system receives real-time response information, carry out signal conversion, convert real-time response information into video broadcast information, thereby control the display content of L ED screen body, can discern the real-time response information of operator, discern the response information through induction system and then control L ED screen, the operator does not need carry out input control at background control terminal, real-time control L ED screen's display state, real-time adjustment.
Drawings
The specific structure of the present invention is detailed below with reference to the accompanying drawings:
fig. 1 is a first schematic view of the working principle of the present invention;
FIG. 2 is a schematic view of the working principle of the present invention;
fig. 3 is a partial enlarged view of the working principle of the present invention.
Detailed Description
In order to explain technical contents, structural features, and objects and effects of the present invention in detail, the following description is given in conjunction with the embodiments and the accompanying drawings.
Please refer to fig. 1 to 3, the utility model provides an L ED screen with induction control function, including L ED screen body 1, induction system 2 and control system L ED screen body 1 and induction system 2 and control system electricity signal connection, induction system 2 is used for receiving the real-time response information of operator, and feed back to control system, induction system 2 installs on L ED screen body 1, after control system received real-time response information, signal conversion is carried out, convert real-time response information into video broadcast information, thereby control L ED screen body 1's display content.
L ED screen body 1's bottom installs induction system 2, induction system 2 is transversal in the base of whole L ED screen body 1, induction system 2 launches the detected signal from bottom to top, when object 4 appears in L ED screen front, the detected signal detects object 4 and can form the reflection, induction system 2 receives reflected signal 3, acquire real-time response information, induction system 2 feeds back real-time response information to control system simultaneously.
The utility model provides a take L ED screen of induction control function in practical application, induction system 2 can use infrared induction device or ultrasonic sensing device alone to obtain real-time induction information, and infrared induction information that infrared induction device acquireed is first induction information, and ultrasonic sensing information that ultrasonic sensing device acquireed is second induction information control system can be according to received first induction information or second induction information, will first induction information or second induction information contrast with the induction information that prestores, convert control command according to mapping relation between them, control system will control command converts the video broadcast information into, and will video broadcast information sends to L ED screen, and then control broadcast content, simultaneously, induction system 2 can use infrared induction device and ultrasonic sensing device to obtain induction information simultaneously, and control system carries out mutual verification according to received first induction information and second induction information this moment, when the control command that first induction information and second induction information correspond is unanimous, control system sends the broadcast information that control command corresponds to L ED screen, if the control system should obtain induction information again, the control system judges the control command that control command is unanimous again.
In order to increase the practicability of the L ED screen body 1 in sensing control, the sensing area of the sensing device 2 is set to be 0-2cm in front of the L ED screen body 1 to serve as the identification distance 6, and when a human hand or other objects exceed the identification distance 6, sensing information cannot be formed, so that the playing of the L ED screen body 1 is not influenced.
The height of a conventional L ED screen is in the range of 3-12m, and the recognition height 5 of the sensing area should satisfy the height which can be reached by the hand of a general person by the interaction of the human hand with the L ED screen body 1. in the embodiment, the recognition height 5 of the sensing area is set to be 0.6-2.5m away from the ground, and the height range can be operated by children and adults.
In order to further increase the accuracy of L ED screen sensing control, the sensing device 2 is uniformly and continuously arranged at the bottom of the L ED screen body 1, and the sensing device 2 emits detection signals from bottom to top, in order to increase the accuracy of the detection signals and improve the sensitivity of man-machine interaction during sensing, the resolution of the detection signals along the horizontal direction of the bottom of the L ED screen body 1 is 2 cm. which is smaller than the width of a human finger, so that real-time sensing information can be accurately identified.
The display content of the ED screen body 1 is controlled L by induction, so that various induction information can be recognized, and further the diversity of functions during the man-machine interaction is increased.
The sensing device 2 feeds various sensing information back to the control system in real time, a user sees real-time display content in front of the L ED screen body 1, and an interaction process is completed through sensing in front of the screen, so that the display process of the L ED screen body 1 is changed.
Meanwhile, the present application document also provides a control method of the L ED screen, which includes the following steps:
the induction device identifies L ED screen real-time induction information and sends the real-time induction information to the control system;
the control system receives the real-time induction information, compares the real-time induction information with prestored induction information, converts video playing information according to the mapping relation of the real-time induction information and the prestored induction information, and sends the video playing information to an L ED screen;
the L ED screen displays playing content according to the video playing information.
In order to increase the practicability of the method, the sensing area for identifying L ED screen real-time sensing information is arranged at a position 0-2cm in front of the L ED screen body 1 to serve as the identification distance 6, when a human hand or other objects exceed the identification distance 6, the sensing information cannot be formed, and therefore the playing of the L ED screen body 1 is not influenced, the height of a conventional L ED screen is in a range of 3-12m, interaction is carried out through sensing L ED screen body 1 by the human hand, and the identification height 5 of the sensing area is required to meet the height which can be reached by the human hand.
In order to increase the control accuracy of the method, the resolution of a detection signal in the horizontal direction along the L ED screen body 1 is 2 cm. to be smaller than the width of a human finger when identifying L ED screen real-time induction information, so that the real-time induction information can be accurately identified.
To sum up, the utility model provides a pair of L ED screen of area response control function, induction system is used for receiving the real-time response information of operator, and feed back to control system, induction system installs on L ED screen body after control system receives real-time response information, carry out signal conversion, convert real-time response information into video playback information, thereby control L ED screen body's display content, can discern the real-time response information of operator, discern the response information through induction system and then control L ED screen, the operator need not carry out input control at background control terminal, real-time control L ED screen's display state, real-time adjustment has increased user's friendship degree, it is convenient and fast more to use, this application file still provides one kind simultaneously and utilizes the response control function to carry out the method controlled L ED screen, the problem of L ED screen man-machine interaction has effectively been solved.
Example 1
The method comprises the following steps that in order to increase the diversity of functions of a control method during man-machine interaction, real-time sensing information of a recognized L ED screen comprises position information and action information, a sensing device can recognize positions during sensing and recognize instructions during man-machine interaction according to the sensing position information, and actions during sensing, such as actions in a sliding direction and instructions for fast forwarding, fast rewinding or switching a display interface during man-machine interaction according to the sliding direction, wherein the instructions can be set according to the preference of a user or follow the following modes:
when the sensing device 2 senses that there is single sensing information within the range of 0-2cm in front of the screen, that is, there is no other sensing information within 0.5s or other short unit time t:
displaying a control interface on an L ED screen, wherein the display content of the control interface comprises a progress bar, a pause/play button, played time, total video duration, a speed doubling button and a control locking button;
when the control interface is displayed, the induction information is applied to the position corresponding to the pause/play button, so that the video playing work can be paused or continued;
applying induction information at the display position of the progress bar, and executing fast forward operation when continuously acquiring the induction information sliding rightwards; on the contrary, when the induction information of leftward sliding is continuously acquired, the fast backward operation is executed, and the fast forward amount and the fast backward amount are positively correlated with the amplitude of the induced leftward and rightward sliding;
applying induction information at the position displayed by the speed-doubling button on the control interface, and adjusting the speed of the played video, wherein the speed can be 1.00 times, 1.25 times, 1.50 times, 1.75 times, 2.00 times and the like;
when single induction information is applied to the L ED screen again, the control interface is displayed, and only the control locking button is used for the control interface at the moment, the control locking button is clicked again, all function modules are displayed on the control interface, namely, the unlocking step is carried out, and then the control of other functions can be carried out;
when the L ED screen is large, the control interface is displayed by taking a point for acquiring single-time induction information as a center, and the size of the control interface is based on the condition that the upper, lower, left and right boundaries can be reached by a single hand.
When the sensing device 2 senses that continuous sensing information exists in the front of the screen by 0-2 cm:
when the induction information is continuously rightward, directly executing video playing fast forward action; when the induction information is continuously left, the video playing fast backward action is directly executed;
directly performing an action of increasing brightness when the continuously upward sensing information is sensed at the left half of the midline of the L ED screen, and directly performing an action of decreasing brightness when the continuously downward sensing information is sensed at the left half of the midline of the L ED screen;
when sensing continuous upward sensing information in the right half part of the midline of the L ED screen, directly executing the action of increasing the volume;
when the sensing device 2 senses that the distance between 0 and 2cm in front of the screen is within 0.5s or other short unit time t, continuous sensing information is obtained twice, and pause/play actions are directly executed;
when the sensing device 2 senses the continuous sensing information, the corresponding action is directly executed without displaying a control interface.
Example 2
In the method provided by the present document, real-time sensing information is identified by detecting the reflection of a signal. In order to obtain better reflected signals and improve the sensing detection effect, infrared light invisible to human eyes and ultrasonic waves inaudible to human eyes can be used as detection signals to identify sensing information.
In practical application, when real-time induction information is acquired, infrared induction information or ultrasonic induction information can be acquired independently, the infrared induction information is first induction information, the ultrasonic induction information is second induction information, and a control system can compare the first induction information or the second induction information with prestored induction information according to the received first induction information or the received second induction information, convert the first induction information or the second induction information into a control instruction according to the mapping relation between the first induction information and the second induction information, convert the control instruction into video playing information and send the video playing information to an L ED screen so as to control playing contents.
To sum up, the utility model provides a pair of L ED screen of area response control function, induction system is used for receiving the real-time response information of operator, and feed back to control system, induction system installs on L ED screen body after control system receives real-time response information, carry out signal conversion, convert real-time response information into video playback information, thereby control L ED screen body's display content, can discern the real-time response information of operator, discern the response information through induction system and then control L ED screen, the operator does not need to carry out input control at background control terminal, real-time control L ED screen's display state, real-time adjustment, user's friendly degree has been increased, it is convenient and fast more to use, simultaneously this application document provides one kind and utilizes the induction control function to carry out the method of control to L ED screen, the problem of L ED screen man-machine interaction has effectively been solved, adopt the invisible infrared light of people's eye and the ultrasonic wave that can not hear as the detected signal discernment response information, can improve the response detection effect, the promotion that the setting of induction region can be better utility model discloses a real-time utility model discloses the utility model discloses a practicality and control accuracy, real-time response information and the action information when can increase the interactive function variety.
Here, the upper, lower, left, right, front, and rear represent only relative positions thereof and do not represent absolute positions thereof.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (6)
1. An L ED screen with an induction control function is characterized by comprising a L ED screen body, a control system and an induction device, wherein the induction device and a L ED screen body are in electric signal connection with the control system, and the induction device is installed on the L ED screen body.
2. The L ED screen with sensing control function as claimed in claim 1, wherein the sensing device is disposed at the bottom of the L ED screen body.
3. The L ED screen with sensing control function of claim 2, wherein the sensing means is transverse to the bottom edge of the L ED screen body.
4. An L ED screen with inductive control function according to any one of claims 1 to 3, wherein the sensing means is spaced 0-2cm in front of the L ED screen.
5. The L ED screen with induction control function as claimed in claim 4, wherein the induction device has an identification height of 0.6-2.5m from the ground.
6. The L ED screen with inductive control function as claimed in claim 5, wherein the inductive device is an infrared inductive device or/and an ultrasonic inductive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497887.0U CN211149996U (en) | 2019-12-31 | 2019-12-31 | L ED screen with induction control function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922497887.0U CN211149996U (en) | 2019-12-31 | 2019-12-31 | L ED screen with induction control function |
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| Publication Number | Publication Date |
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| CN211149996U true CN211149996U (en) | 2020-07-31 |
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| CN201922497887.0U Active CN211149996U (en) | 2019-12-31 | 2019-12-31 | L ED screen with induction control function |
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