WO2018094859A1 - Touch display screen, response method and apparatus, and interaction device, method and system - Google Patents

Touch display screen, response method and apparatus, and interaction device, method and system Download PDF

Info

Publication number
WO2018094859A1
WO2018094859A1 PCT/CN2017/070317 CN2017070317W WO2018094859A1 WO 2018094859 A1 WO2018094859 A1 WO 2018094859A1 CN 2017070317 W CN2017070317 W CN 2017070317W WO 2018094859 A1 WO2018094859 A1 WO 2018094859A1
Authority
WO
WIPO (PCT)
Prior art keywords
infrared
signal
touch display
display screen
smart pen
Prior art date
Application number
PCT/CN2017/070317
Other languages
French (fr)
Chinese (zh)
Inventor
张金成
Original Assignee
广州视睿电子科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 广州视睿电子科技有限公司 filed Critical 广州视睿电子科技有限公司
Publication of WO2018094859A1 publication Critical patent/WO2018094859A1/en

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
    • G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
    • G06F3/03545—Pens or stylus
    • 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
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means

Definitions

  • the present invention relates to the field of electronic technologies, and in particular, to a touch display screen, a response method and apparatus, and an interactive device, method and system.
  • the existing touch display system can control the touch display to achieve page up and down functions through a smart pen.
  • a wireless fidelity (wifi) module and a smart pen are integrated in the smart pen and the touch display.
  • the internal microprocessor is connected to its wifi module.
  • the wifi state By controlling the wifi state, the display screen is controlled to perform corresponding operations, so that the smart pen and the touch display screen are interacted by way of wifi communication.
  • the main frequency band of the wifi communication used in the interaction process is usually 2.4G, which is greatly affected by the radio frequency interference, affecting the user experience, and the price cost of using the wifi module is also high.
  • the embodiment of the present invention provides a touch display screen, a response method and device, and an interactive device, method and system, which solve the technical defects that are greatly affected by radio frequency interference when the existing touch display screen interacts with an external control device. .
  • an embodiment of the present invention provides a touch display screen, including:
  • the inner side wall of the infrared touch frame is provided with four infrared light bars, and four infrared light bars are respectively disposed in four directions of the inner side wall;
  • first infrared emitters and the first infrared receivers respectively disposed on the two opposite infrared light strips for performing touch detection by the first infrared emitter and the first infrared receiver ;
  • At least one of the infrared light bars is provided with at least one second infrared receiver, and the second infrared receiver is connected to the signal processor;
  • the second infrared receiver is configured to receive an infrared signal external to the touch display screen to obtain signal data, and send the signal data to the signal processor;
  • the signal processor is configured to decode the signal data and to respond to a control command carried in the signal data.
  • an embodiment of the present invention provides an interaction device, including the touch display screen, and a smart pen, where the smart pen includes a third infrared emitter and a smart pen microprocessor;
  • the smart pen microprocessor is configured to encode a control command that the smart pen needs to send out and transmit to the third infrared emitter;
  • the third infrared emitter is configured to emit an infrared signal carrying the control command
  • the infrared signal emitted by the first infrared emitter is different from the wavelength of the infrared signal emitted by the third infrared emitter.
  • an embodiment of the present invention provides a response method, which is used in the touch display screen described above, and includes:
  • the infrared touch display screen is controlled to respond to the control command.
  • an embodiment of the present invention provides an interaction method, which is used in the foregoing interaction apparatus, and includes:
  • the smart pen microprocessor receives a control command input by a user
  • the smart pen microprocessor encodes and transmits an infrared signal carrying the control command through the third infrared emitter;
  • the signal processor decodes signal data obtained by the second infrared receiver
  • the signal processor acquires a control instruction carried in the signal data
  • the signal processor controls the infrared touch display to respond to the control command.
  • an embodiment of the present invention provides a response apparatus, where the signal processor includes:
  • a first decoding unit configured to decode signal data obtained by the second infrared receiver
  • An instruction acquiring unit configured to acquire a control instruction carried in the signal data
  • an instruction response unit configured to control the infrared touch display screen to respond to the control instruction.
  • an embodiment of the present invention provides an interaction system, where the smart pen microprocessor includes:
  • An instruction receiving unit configured to receive a control instruction input by a user
  • An instruction sending unit configured to encode and transmit, by the third infrared emitter, an infrared signal carrying the control instruction
  • the signal processor includes:
  • a first decoding unit configured to decode signal data obtained by the second infrared receiver
  • An instruction acquiring unit configured to acquire a control instruction carried in the signal data
  • an instruction response unit configured to control the infrared touch display screen to respond to the control instruction.
  • infrared light bars are disposed on the touch display screen, and one corresponding first infrared emitter and first infrared receiving are respectively disposed on the opposite two infrared light bars.
  • the device is configured to implement touch detection; at least one second infrared receiver is disposed on the at least one infrared light bar, and the second infrared receiver is connected to the signal processor and connected through the second infrared receiver Receiving the infrared signal outside the touch screen display corresponding signal data, and transmitting the signal data to the signal processor; the signal processor can decode the signal data and respond to the control command carried in the signal data.
  • the touch display screen can interact with the external control device used in the form of infrared communication, the signal interaction is stable, is not easily interfered by external signals, and can reduce the production cost of the product.
  • FIG. 1 is a schematic structural diagram of a touch display screen according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic structural diagram of a touch display screen according to Embodiment 2 of the present invention.
  • FIG. 3 is a schematic structural diagram of an interaction device according to Embodiment 3 of the present invention.
  • FIG. 4 is a schematic flowchart of a response method according to Embodiment 4 of the present invention.
  • FIG. 5 is a schematic flowchart diagram of an interaction method according to Embodiment 5 of the present invention.
  • FIG. 6 is a schematic structural diagram of a response apparatus according to Embodiment 6 of the present invention.
  • FIG. 7 is a schematic structural diagram of an interaction system according to Embodiment 7 of the present invention.
  • FIG. 1 is a schematic structural diagram of a touch display screen according to Embodiment 1 of the present invention. As shown in FIG. 1, the touch display screen 1 can include:
  • the infrared touch frame 11 and the signal processor 12, the inner side wall of the infrared touch frame 11 is provided with four infrared light bars 13, and the four infrared light bars 13 are respectively disposed in four directions of the inner side wall;
  • a pair of opposite infrared light emitters 13 (not shown) and a first infrared receiver (not shown) are respectively disposed on the two infrared light strips 13 disposed opposite to each other for passing the first infrared emitter and the first The infrared receiver performs touch detection;
  • At least one infrared light bar 13 is provided with at least one second infrared receiver 14, and the second infrared receiver 14 is connected to the signal processor 12;
  • the second infrared receiver 14 is configured to receive an infrared signal external to the display screen 1 to obtain signal data, and send the signal data to the signal processor 12;
  • Signal processor 12 is operative to decode the signal data and to respond to control commands carried in the signal data.
  • the second infrared receiver 14 can be an infrared receiving tube.
  • the external infrared signal of the touch display screen 1 received by the second infrared receiver 14 may include corresponding signature information, and the signature information may include information such as page up, page down or erasure, and the second infrared receiver 14 External infrared
  • the signal data obtained by the signal is sent to the signal processor 12, and the signal processor 12 decodes the signal data to acquire the control command included in the signature information and respond to the control command.
  • the touch display screen 1 currently displays the content of a certain PPT file, and the control command obtained by the signal processor 12 after decoding is page down, the signal processor 12 controls the content displayed by the touch display screen 1 to change to the current page. Next page.
  • a whole machine main control chip (not shown) may be included, and the whole main control chip is connected through a Universal Serial Bus (USB) and a Universal Asynchronous Receiver/Transmitter (UART) interface.
  • the signal processor 12 is connected to obtain a control instruction decoded by the signal processor 12, and performs a corresponding operation according to the control instruction.
  • infrared light bars are disposed on the touch display screen, and one corresponding first infrared emitter and first infrared receiver are respectively disposed on the two opposite infrared light bars.
  • the two infrared receivers receive the infrared signals outside the touch screen display to obtain corresponding signal data, and send the signal data to the signal processor; the signal processor can decode the signal data and respond to the control commands carried in the signal data.
  • the touch display screen can interact with the external control device used in the form of infrared communication, the signal interaction is stable, is not easily interfered by external signals, and can reduce the production cost of the product.
  • FIG. 2 is a schematic structural diagram of a touch display screen according to Embodiment 2 of the present invention.
  • the present embodiment is optimized based on the above embodiment, and the OR gate chip 15 is disposed.
  • the touch display screen 1 may further include:
  • each second infrared receiver 14 is connected to an input of the OR gate chip 15, respectively, or the output of the gate chip 15 is connected to the data receiving end of the signal processor 12.
  • multiple gates may be integrated into the OR gate chip 15 to enable logical OR operations on multiple input signals.
  • a plurality of second infrared receivers 14 may be included in the touch display screen 1, or the gate chip 15 can comprehensively judge the signal data of the input or gate chips 15 of each of the second infrared receivers 14.
  • the signal outputted by the signal data output end of the second infrared receiver 14 is a voltage signal, and the state of the voltage signal may include a high level and a low level, assuming an active high signal, a low level invalid signal.
  • the OR gate chip 15 receives five voltage signals, as long as at least one of the five voltage signals is in a high state, the OR gate The chip 15 can integrate the five voltage signals into the current received valid signal, and send the valid signal to the signal processor 12, and the signal processor 12 processes the received signal to control the display screen to achieve the corresponding operation. .
  • the OR gate chip 15 can also be replaced by the gate chip, and the replaced gate chip is connected in the same manner, but the output of the OR gate chip 15 is active high, and the output of the gate chip is low. The level is valid.
  • the OR gate chip is disposed on the touch display screen, and the signal data output end of each second infrared receiver is respectively connected to one input end of the OR gate chip, and the OR gate chip The output is connected to the data receiving end of the signal processor.
  • the data signal input to the OR gate chip by the second infrared receiver on the touch display screen even if an infrared receiver failure occurs or an external infrared signal is not received, no signal data is sent to the gate chip.
  • the touch screen is used to control the control signal, thereby greatly improving the touch.
  • the stability of the display interacting with external infrared signals expands the response area of the touch display to external infrared signals.
  • the touch display screen further includes a second infrared emitter connected to the signal processor, and the second infrared emitter is configured to emit infrared light of the smart pen identification area information carrying the touch display screen. signal.
  • the second infrared emitter can be an infrared emitting tube.
  • the infrared signal carrying the smart pen recognition area information of the touch display screen may include touch frame information and signature information.
  • the smart pen can receive the infrared signal, decode the infrared signal, and determine whether the acquired touch frame information and the feature code information are complete, so that the touch display screen can perform exclusive control, that is, the touch display screen only has a certain
  • the smart pen works together to prevent signal interference caused by other smart pens.
  • the second infrared receiver is disposed at a midpoint or at least one end of the infrared light bar.
  • the second infrared receiver is capable of receiving a larger range of external infrared signals, so that the touch display screen responds accordingly, improving the response performance of the touch display screen during interaction with the external infrared signal.
  • FIG. 3 is a schematic structural diagram of an interaction device according to Embodiment 3 of the present invention. As shown in FIG. 3, the interaction device may include:
  • the touch display screen 1 provided by the above embodiment may further include a smart pen 2, and the smart pen 2 may include a third infrared emitter 21 and a smart pen microprocessor 22;
  • the smart pen microprocessor 22 is configured to encode a control command that the smart pen needs to send out and transmit to the third infrared emitter 21;
  • a third infrared emitter 21 for transmitting an infrared signal carrying a control command
  • the infrared signal emitted by the first infrared emitter and the infrared signal emitted by the third infrared emitter 21 The wavelength of the number is different.
  • the smart pen may further include a third infrared receiver 23 for receiving an infrared signal emitted by an external signal source;
  • the smart pen microprocessor 22 is further configured to decode the infrared signal received by the third infrared receiver 23 and confirm that the smart pen identification area information is carried in the infrared signal, and the smart pen 2 needs to be sent out.
  • the control command is transmitted to the third infrared emitter 21.
  • the third infrared receiver 23 can be an infrared receiver.
  • the second infrared emitter 14 on the touch screen 1 transmits an infrared signal to the third infrared receiver 23 on the smart pen 1, and the third infrared receiver 23 receives the infrared signal and transmits it to the smart pen microprocessor 22, the smart pen
  • the microprocessor 22 decodes the infrared signal, encodes a control command to be transmitted according to the decoding result, obtains an infrared signal carrying the control command, and transmits the infrared signal to the third infrared emitter 21, and the third infrared emitter 21 carries the control command.
  • the infrared signal is sent to the second infrared receiver 14, and the second infrared receiver 14 receives the infrared signal carrying the control command and transmits it to the signal processor 12 of the touch display screen 1.
  • the signal processor 12 transmits the infrared signal to the control command.
  • the signal is decoded, the control command issued by the smart pen 2 is obtained, and the control command is sent to the control chip of the whole machine, so that the control chip of the whole machine performs corresponding operations according to the control instruction.
  • the technical solution provided in the implementation of the invention enables the signal interaction between the touch display screen and the smart pen through infrared communication mode through the infrared receiver and the infrared emitter on the smart pen, thereby reducing the production cost of the product and greatly reducing the external environment. Signal interference.
  • FIG. 4 is a schematic flowchart diagram of a response method according to Embodiment 4 of the present invention, which may be performed by the touch display screen provided by any of the foregoing embodiments. As shown in FIG. 4, the method may include:
  • Step 401 Decode signal data obtained by the second infrared receiver.
  • the touch display screen can receive the infrared signal through the second infrared receiver, and the infrared signal sent by the smart pen can include the smart pen.
  • the identification information and the signature information, and the signature information may include information such as page turning, erasing, smart pen switch status, and smart pen handwriting color.
  • the second infrared receiver of the touch display screen can send the control signal sent by the received smart pen to the signal processor, and the received infrared signal is decoded by the signal processor.
  • Step 402 Acquire a control instruction carried in the signal data.
  • the signal processor decodes the infrared signal received by the second infrared receiver, the corresponding control command is obtained, and the page is turned as above.
  • Step 403 Control the infrared touch display to respond to the control instruction.
  • the signal processor sends the decoded control instruction information to the whole machine control chip, so that the whole control chip controls the touch display screen to perform corresponding operations according to the control instruction, such as page turning of the PPT.
  • the infrared signal including the control instruction received by the second infrared receiver is decoded, the corresponding control instruction is obtained, and the infrared display is controlled to respond to the acquired control instruction.
  • the touch display screen can interact with the external control device used in combination by infrared communication, which can reduce the production cost of the product and reduce the interference of external signals.
  • FIG. 5 is a schematic flowchart of an interaction method according to Embodiment 5 of the present invention, which may be performed by an interaction device provided by any of the foregoing embodiments. As shown in FIG. 5, the method may include:
  • Step 501 The smart pen microprocessor receives a control command input by the user.
  • the smart pen when the smart pen is in the work activation state, the user presses the control button set on the smart pen.
  • the smart pen microprocessor When the key is pressed, the smart pen microprocessor generates the corresponding control command.
  • the microprocessor of the smart pen when the user presses the page turning key, the microprocessor of the smart pen generates a page turning control command.
  • the manner in which the user inputs the control command is not specifically limited in the embodiment of the present invention.
  • Step 502 The smart pen microprocessor encodes and transmits an infrared signal carrying a control command through the third infrared emitter.
  • the smart pen microprocessor encodes the control command, and transmits the encoded information to the external infrared signal through the third infrared emitter of the smart pen, and the infrared signal transmitted to the externally carries the control command.
  • the identification code information of the smart pen enables the touch display screen to recognize the smart pen, so that the touch display screen receives exclusive control, that is, the touch display screen is only performed with a smart pen. Interact, to avoid interference caused by the interaction of the touch display when sending infrared signals by multiple smart pens.
  • Step 503 The signal processor decodes the signal data obtained by the second infrared receiver.
  • the second infrared receiver on the infrared touch frame receives the infrared signal emitted by the smart pen and transmits the infrared signal to a signal processor of the touch display screen, and the signal processor decodes the infrared signal.
  • Step 504 The signal processor acquires a control instruction carried in the signal data.
  • the feature code of the smart pen and the feature code information of the control command are obtained, and corresponding control commands are obtained according to the feature code information.
  • Step 505 The signal processor controls the infrared touch display to respond to the control instruction.
  • the signal processor transmits the acquired control command to the control chip of the whole machine, so that the control chip of the whole machine performs corresponding operations in response to the control instruction.
  • the invention provides a technical solution provided by the strength, by setting a third infrared emitter on the smart pen, and transmitting the control command encoded by the smart pen microprocessor to the touch display screen by means of an infrared signal, Setting a second infrared receiver on the touch display screen to receive the infrared signal data, and decoding the infrared signal through a signal processor, obtaining a corresponding control instruction, and controlling a corresponding control command acquired by the infrared touch display screen to make a touch display
  • the screen can interact with the external control device used in combination with infrared communication, which can reduce the production cost of the product and greatly reduce the interference of external signals.
  • FIG. 6 is a schematic structural diagram of a response apparatus according to Embodiment 6 of the present invention.
  • the apparatus may be implemented by software and/or hardware, and may be used in the touch display screen provided by any of the foregoing embodiments.
  • the signal processor 12 in the apparatus can include:
  • a first decoding unit 121 configured to decode signal data obtained by the second infrared receiver
  • the instruction obtaining unit 122 is configured to acquire a control instruction carried in the signal data
  • the command response unit 123 is configured to control the infrared touch display screen to respond to the control command.
  • the second infrared receiver and the signal processor are disposed on the touch display screen, and the signal data obtained by the second infrared receiver is decoded by the signal processor to obtain the signal data. And controlling the infrared touch display screen to respond to the control command, so that the touch display screen can interact with the external control device used in combination by infrared communication, thereby reducing the production cost of the product and greatly reducing the external Signal interference.
  • FIG. 7 is a schematic structural diagram of an interaction system according to Embodiment 7 of the present invention.
  • the system may be implemented by software and/or hardware, and may be used in the interaction device provided by any of the foregoing embodiments.
  • the interactive system can include a smart pen microprocessor 22 and a signal processor 12 on a touch display.
  • the smart pen microprocessor 22 can include:
  • the instruction receiving unit 221 is configured to receive a control instruction input by the user
  • the command sending unit 222 is configured to encode and transmit, by the third infrared emitter, an infrared signal carrying a control command;
  • the signal processor 12 can include:
  • a first decoding unit 121 configured to decode signal data obtained by the second infrared receiver
  • the instruction obtaining unit 122 is configured to acquire a control instruction carried in the signal data
  • the command response unit 123 is configured to control the infrared touch display screen to respond to the above control command.
  • the corresponding infrared receiver and the infrared emitter are respectively disposed on the smart pen and the infrared touch display screen, so that the touch display screen can interact with the external control device used in combination by infrared communication.
  • the signal is stable in interaction, is not easily interfered by external signals, and can reduce the production cost of the product.

Abstract

A touch display screen, a response method and apparatus, and an interaction device, method and system. The touch display screen (1) comprises an infrared touch frame (11) and a signal processor (12), an inside wall of the infrared touch frame (11) being provided with four infrared lamp strips (13), the four infrared lamp strips (13) being respectively arranged on the four directions of the inside wall, two opposingly arranged infrared lamp strips (13) being respectively provided with first infrared emitters and first infrared receivers corresponding in a one-to-one manner, at least one infrared lamp strip (13) being provided with at least one second infrared receiver (14), the second infrared receiver (14) being connected to the signal processor (12), the second infrared receiver (14) being used for receiving an infrared signal from outside the touch display screen (1) to obtain signal data and sending the signal data to the signal processor (12), the signal processor (12) being used for decoding the signal data and a control command carried in response signal data. The touch display screen interacts with a matched external control device by means of infrared communication, is not prone to external signal interference, and reduces product production costs.

Description

触摸显示屏、响应方法及装置，交互设备、方法及系统Touch display screen, response method and device, interaction device, method and system 技术领域Technical field
本发明涉及电子技术领域，尤其涉及一种触摸显示屏、响应方法及装置，交互设备、方法及系统。The present invention relates to the field of electronic technologies, and in particular, to a touch display screen, a response method and apparatus, and an interactive device, method and system.
背景技术Background technique
现有的触摸显示屏系统，能够通过智能笔来控制触摸显示屏实现上下翻页等功能，通常智能笔内和触摸显示屏内均集成有无线保真(Wireless Fidelity，wifi)模组，智能笔内部的微处理器与其wifi模组相连，通过对wifi状态的控制，进而控制显示屏进行相应的操作，使得智能笔与触摸显示屏之间以wifi通信的方式进行交互。然而，该交互过程所采用wifi通信的主要频段通常为2.4G，受射频干扰影响较大，影响用户的使用体验，并且，采用wifi模组的价格成本也较高。The existing touch display system can control the touch display to achieve page up and down functions through a smart pen. Generally, a wireless fidelity (wifi) module and a smart pen are integrated in the smart pen and the touch display. The internal microprocessor is connected to its wifi module. By controlling the wifi state, the display screen is controlled to perform corresponding operations, so that the smart pen and the touch display screen are interacted by way of wifi communication. However, the main frequency band of the wifi communication used in the interaction process is usually 2.4G, which is greatly affected by the radio frequency interference, affecting the user experience, and the price cost of using the wifi module is also high.
发明内容Summary of the invention
有鉴于此，本发明实施例提出了一种触摸显示屏、响应方法及装置，交互设备、方法及系统，以解决现有触摸显示屏与外部控制设备进行交互时受射频干扰影响大的技术缺陷。In view of this, the embodiment of the present invention provides a touch display screen, a response method and device, and an interactive device, method and system, which solve the technical defects that are greatly affected by radio frequency interference when the existing touch display screen interacts with an external control device. .
第一方面，本发明实施例提供了一种触摸显示屏，包括：In a first aspect, an embodiment of the present invention provides a touch display screen, including:
包括红外触摸框和信号处理器，所述红外触摸框的内侧壁设置有四个红外灯条，四个红外灯条分别设置于所述内侧壁的四个方向； Including an infrared touch frame and a signal processor, the inner side wall of the infrared touch frame is provided with four infrared light bars, and four infrared light bars are respectively disposed in four directions of the inner side wall;
相对设置的两个所述红外灯条上分别设置有一一对应的第一红外发射器和第一红外接收器，用于通过所述第一红外发射器和第一红外接收器进行触控检测；a pair of the first infrared emitters and the first infrared receivers respectively disposed on the two opposite infrared light strips for performing touch detection by the first infrared emitter and the first infrared receiver ;
至少一个所述红外灯条上设置有至少一个第二红外接收器，所述第二红外接收器与所述信号处理器相连；At least one of the infrared light bars is provided with at least one second infrared receiver, and the second infrared receiver is connected to the signal processor;
所述第二红外接收器用于接收所述触摸显示屏外部的红外信号得到信号数据，并将所述信号数据发送到所述信号处理器；The second infrared receiver is configured to receive an infrared signal external to the touch display screen to obtain signal data, and send the signal data to the signal processor;
所述信号处理器用于解码所述信号数据并响应所述信号数据中携带的控制指令。The signal processor is configured to decode the signal data and to respond to a control command carried in the signal data.
第二方面，本发明实施例提供了一种交互设备，包括上述触摸显示屏，还包括智能笔，所述智能笔包括第三红外发射器和智能笔微处理器；In a second aspect, an embodiment of the present invention provides an interaction device, including the touch display screen, and a smart pen, where the smart pen includes a third infrared emitter and a smart pen microprocessor;
所述智能笔微处理器，用于编码所述智能笔需要向外发送的控制指令并传输给所述第三红外发射器；The smart pen microprocessor is configured to encode a control command that the smart pen needs to send out and transmit to the third infrared emitter;
所述第三红外发射器，用于发射携带有所述控制指令的红外信号；The third infrared emitter is configured to emit an infrared signal carrying the control command;
其中，所述第一红外发射器发射的红外信号与所述第三红外发射器发射的红外信号的波长不同。The infrared signal emitted by the first infrared emitter is different from the wavelength of the infrared signal emitted by the third infrared emitter.
第三方面，本发明实施例提供了一种响应方法，用于上述的触摸显示屏，包括：In a third aspect, an embodiment of the present invention provides a response method, which is used in the touch display screen described above, and includes:
解码通过所述第二红外接收器得到的信号数据；Decoding signal data obtained by the second infrared receiver;
获取所述信号数据中携带的控制指令；Obtaining a control instruction carried in the signal data;
控制所述红外触摸显示屏响应所述控制指令。The infrared touch display screen is controlled to respond to the control command.
第四方面，本发明实施例提供了一种交互方法，用于上述交互装置，包括：In a fourth aspect, an embodiment of the present invention provides an interaction method, which is used in the foregoing interaction apparatus, and includes:
所述智能笔微处理器接收用户输入的控制指令； The smart pen microprocessor receives a control command input by a user;
所述智能笔微处理器编码并通过所述第三红外发射器发射携带有所述控制指令的红外信号；The smart pen microprocessor encodes and transmits an infrared signal carrying the control command through the third infrared emitter;
所述信号处理器解码通过所述第二红外接收器得到的信号数据；The signal processor decodes signal data obtained by the second infrared receiver;
所述信号处理器获取所述信号数据中携带的控制指令；The signal processor acquires a control instruction carried in the signal data;
所述信号处理器控制所述红外触摸显示屏响应所述控制指令。The signal processor controls the infrared touch display to respond to the control command.
第五方面，本发明实施例提供了一种响应装置，用于上述触摸显示屏，其中，所述信号处理器包括：According to a fifth aspect, an embodiment of the present invention provides a response apparatus, where the signal processor includes:
第一解码单元，用于解码通过所述第二红外接收器得到的信号数据；a first decoding unit, configured to decode signal data obtained by the second infrared receiver;
指令获取单元，用于获取所述信号数据中携带的控制指令；An instruction acquiring unit, configured to acquire a control instruction carried in the signal data;
指令响应单元，用于控制所述红外触摸显示屏响应所述控制指令。And an instruction response unit, configured to control the infrared touch display screen to respond to the control instruction.
第六方面，本发明实施例提供了一种交互系统，用于上述交互设备，其中，所述智能笔微处理器，包括：In a sixth aspect, an embodiment of the present invention provides an interaction system, where the smart pen microprocessor includes:
指令接收单元，用于接收用户输入的控制指令；An instruction receiving unit, configured to receive a control instruction input by a user;
指令发送单元，用于编码并通过所述第三红外发射器发射携带有所述控制指令的红外信号；An instruction sending unit, configured to encode and transmit, by the third infrared emitter, an infrared signal carrying the control instruction;
所述信号处理器，包括：The signal processor includes:
第一解码单元，用于解码通过所述第二红外接收器得到的信号数据；a first decoding unit, configured to decode signal data obtained by the second infrared receiver;
指令获取单元，用于获取所述信号数据中携带的控制指令；An instruction acquiring unit, configured to acquire a control instruction carried in the signal data;
指令响应单元，用于控制所述红外触摸显示屏响应所述控制指令。And an instruction response unit, configured to control the infrared touch display screen to respond to the control instruction.
在本发明实施例提供的技术方案中，在触摸显示屏上设置四个红外灯条，在相对设置的两个红外灯条上分别设置有一一对应的第一红外发射器和第一红外接收器，从而实现触控检测；在至少一个红外灯条上设置至少一个第二红外接收器，并且第二红外接收器与所述信号处理器相连，通过第二红外接收器接 收触摸显示屏外部的红外信号得到相应的信号数据，并将信号数据发送到信号处理器；信号处理器能够解码所述信号数据并响应信号数据中携带的控制指令。使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，信号交互稳定，不易受外界信号的干扰，并能够降低产品的生产成本。In the technical solution provided by the embodiment of the present invention, four infrared light bars are disposed on the touch display screen, and one corresponding first infrared emitter and first infrared receiving are respectively disposed on the opposite two infrared light bars. The device is configured to implement touch detection; at least one second infrared receiver is disposed on the at least one infrared light bar, and the second infrared receiver is connected to the signal processor and connected through the second infrared receiver Receiving the infrared signal outside the touch screen display corresponding signal data, and transmitting the signal data to the signal processor; the signal processor can decode the signal data and respond to the control command carried in the signal data. The touch display screen can interact with the external control device used in the form of infrared communication, the signal interaction is stable, is not easily interfered by external signals, and can reduce the production cost of the product.
附图说明DRAWINGS
为了更清楚地说明本发明实施例中的技术方案，下面将对本发明实施例描述中所需要使用的附图作简单的介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据本发明实施例的内容和这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. For those skilled in the art, other drawings may be obtained according to the contents of the embodiments of the present invention and the drawings without any creative work.
图1为本发明实施例一提供的一种触摸显示屏的结构示意图；1 is a schematic structural diagram of a touch display screen according to Embodiment 1 of the present invention;
图2为本发明实施例二提供的一种触摸显示屏的结构示意图；2 is a schematic structural diagram of a touch display screen according to Embodiment 2 of the present invention;
图3为本发明实施例三提供的一种交互设备的结构示意图；FIG. 3 is a schematic structural diagram of an interaction device according to Embodiment 3 of the present invention;
图4为本发明实施例四提供的一种响应方法的流程示意图；4 is a schematic flowchart of a response method according to Embodiment 4 of the present invention;
图5为本发明实施例五提供的一种交互方法的流程示意图；FIG. 5 is a schematic flowchart diagram of an interaction method according to Embodiment 5 of the present invention;
图6为本发明实施例六提供的一种响应装置的结构示意图；6 is a schematic structural diagram of a response apparatus according to Embodiment 6 of the present invention;
图7为本发明实施例七提供的一种交互系统的结构示意图。FIG. 7 is a schematic structural diagram of an interaction system according to Embodiment 7 of the present invention.
具体实施方式detailed description
下面结合附图并通过具体实施方式来进一步说明本发明的技术方案。可以理解的是，此处所描述的具体实施例仅仅用于解释本发明，而非对本发明的限定。另外还需要说明的是，为了便于描述，附图中仅示出了与本发明相关的部分而非全部结构。 The technical solution of the present invention will be further described below with reference to the accompanying drawings and specific embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. It should also be noted that, for ease of description, only some, but not all, of the structures related to the present invention are shown in the drawings.
在更加详细地讨论示例性实施例之前应当提到的是，一些示例性实施例被描述成作为流程图描绘的处理或方法。虽然流程图将各步骤描述成顺序的处理，但是其中的许多步骤可以被并行地、并发地或者同时实施。此外，各步骤的顺序可以被重新安排。当其操作完成时所述处理可以被终止，但是还可以具有未包括在附图中的附加步骤。所述处理可以对应于方法、函数、规程、子例程、子程序等等。Before discussing the exemplary embodiments in more detail, it should be noted that some exemplary embodiments are described as a process or method depicted as a flowchart. Although the flowcharts describe the various steps as a sequential process, many of the steps can be implemented in parallel, concurrently, or concurrently. In addition, the order of the steps can be rearranged. The process may be terminated when its operation is completed, but may also have additional steps not included in the figures. The processing may correspond to methods, functions, procedures, subroutines, subroutines, and the like.
实施例一 Embodiment 1
图1为本发明实施例一提供的一种触摸显示屏的结构示意图。如图1所示，该触摸显示屏1可以包括：FIG. 1 is a schematic structural diagram of a touch display screen according to Embodiment 1 of the present invention. As shown in FIG. 1, the touch display screen 1 can include:
红外触摸框11和信号处理器12，红外触摸框11的内侧壁设置有四个红外灯条13，四个红外灯条13分别设置于内侧壁的四个方向；The infrared touch frame 11 and the signal processor 12, the inner side wall of the infrared touch frame 11 is provided with four infrared light bars 13, and the four infrared light bars 13 are respectively disposed in four directions of the inner side wall;
相对设置的两个红外灯条13上分别设置有一一对应的第一红外发射器(未示出)和第一红外接收器(未示出)，用于通过第一红外发射器和第一红外接收器进行触控检测；A pair of opposite infrared light emitters 13 (not shown) and a first infrared receiver (not shown) are respectively disposed on the two infrared light strips 13 disposed opposite to each other for passing the first infrared emitter and the first The infrared receiver performs touch detection;
至少一个红外灯条13上设置有至少一个第二红外接收器14，第二红外接收器14与信号处理器12相连；At least one infrared light bar 13 is provided with at least one second infrared receiver 14, and the second infrared receiver 14 is connected to the signal processor 12;
第二红外接收器14用于接收触摸显示屏1外部的红外信号得到信号数据，并将信号数据发送到信号处理器12；The second infrared receiver 14 is configured to receive an infrared signal external to the display screen 1 to obtain signal data, and send the signal data to the signal processor 12;
信号处理器12用于解码信号数据并响应信号数据中携带的控制指令。 Signal processor 12 is operative to decode the signal data and to respond to control commands carried in the signal data.
示例性的，第二红外接收器14可以为红外接收灯管。第二红外接收器14接收到的触摸显示屏1外部红外信号可以包括相应的特征码信息，而特征码信息可以包括上翻页、下翻页或擦除等信息，第二红外接收器14将上述外部红外 信号得到的信号数据发送到信号处理器12，信号处理器12对该信号数据进行解码，从而获取上述特征码信息所包含的控制指令，并响应该控制指令。例如，触摸显示屏1当前显示某一PPT文件的内容，信号处理器12解码后得到的控制指令为下翻页，则信号处理器12控制触摸显示屏1所显示的内容会变化至当前页面的下一页。Illustratively, the second infrared receiver 14 can be an infrared receiving tube. The external infrared signal of the touch display screen 1 received by the second infrared receiver 14 may include corresponding signature information, and the signature information may include information such as page up, page down or erasure, and the second infrared receiver 14 External infrared The signal data obtained by the signal is sent to the signal processor 12, and the signal processor 12 decodes the signal data to acquire the control command included in the signature information and respond to the control command. For example, the touch display screen 1 currently displays the content of a certain PPT file, and the control command obtained by the signal processor 12 after decoding is page down, the signal processor 12 controls the content displayed by the touch display screen 1 to change to the current page. Next page.
另外，还可以包括整机主控芯片(未示出)，整机主控芯片通过通用串行总线(Universal Serial Bus，USB)和通用异步收发传输器(Universal Asynchronous Receiver/Transmitter，UART)接口与上述信号处理器12相连，用于获取上述信号处理器12解码得到的控制指令，并根据该控制指令执行相应的操作。In addition, a whole machine main control chip (not shown) may be included, and the whole main control chip is connected through a Universal Serial Bus (USB) and a Universal Asynchronous Receiver/Transmitter (UART) interface. The signal processor 12 is connected to obtain a control instruction decoded by the signal processor 12, and performs a corresponding operation according to the control instruction.
本发明实施例所提供的技术方案，在触摸显示屏上设置四个红外灯条，在相对设置的两个红外灯条上分别设置有一一对应的第一红外发射器和第一红外接收器，能够实现对用户触控操作的检测，并进行相应的响应；通过在至少一个红外灯条上设置至少一个第二红外接收器，并且第二红外接收器与所述信号处理器相连，通过第二红外接收器接收触摸显示屏外部的红外信号得到相应的信号数据，并将信号数据发送到信号处理器；信号处理器能够解码所述信号数据并响应信号数据中携带的控制指令。使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，信号交互稳定，不易受外界信号的干扰，并能够降低产品的生产成本。According to the technical solution provided by the embodiment of the present invention, four infrared light bars are disposed on the touch display screen, and one corresponding first infrared emitter and first infrared receiver are respectively disposed on the two opposite infrared light bars. Detecting the user's touch operation and responding accordingly; by providing at least one second infrared receiver on the at least one infrared light bar, and the second infrared receiver is connected to the signal processor, The two infrared receivers receive the infrared signals outside the touch screen display to obtain corresponding signal data, and send the signal data to the signal processor; the signal processor can decode the signal data and respond to the control commands carried in the signal data. The touch display screen can interact with the external control device used in the form of infrared communication, the signal interaction is stable, is not easily interfered by external signals, and can reduce the production cost of the product.
实施例二 Embodiment 2
图2为本发明实施例二提供的一种触摸显示屏的结构示意图。本实施例以上述实施例为基础进行优化，设置了或门芯片15，如图2所示，上述触摸显示屏1还可以包括： FIG. 2 is a schematic structural diagram of a touch display screen according to Embodiment 2 of the present invention. The present embodiment is optimized based on the above embodiment, and the OR gate chip 15 is disposed. As shown in FIG. 2, the touch display screen 1 may further include:
或门芯片15，每个第二红外接收器14的信号数据输出端分别与所述或门芯片15的一个输入端相连，或门芯片15的输出端与信号处理器12的数据接收端相连。Or gate chip 15, the signal data output of each second infrared receiver 14 is connected to an input of the OR gate chip 15, respectively, or the output of the gate chip 15 is connected to the data receiving end of the signal processor 12.
示例性的，或门芯片15中可以集成多个或门，能够对多个输入信号进行逻辑或运算。触摸显示屏1中可以包括多个第二红外接收器14，或门芯片15能够对各第二红外接收器14输入或门芯片15的信号数据进行综合判断。例如，第二红外接收器14的信号数据输出端输出的信号为电压信号，电压信号的状态可以包括高电平和低电平，假设高电平有效信号，低电平无效信号。当触摸显示屏1中包括5个第二红外接收器14时，或门芯片15会接收到5个电压信号，只要5个电压信号中至少有1个电压信号为高电平状态，则或门芯片15即可确将5个电压信号综合为当前接收到有效信号，并将有效信号发送到信号处理器12，由信号处理器12对接收到的信号进行处理，进而控制显示屏实现相应的操作。Illustratively, multiple gates may be integrated into the OR gate chip 15 to enable logical OR operations on multiple input signals. A plurality of second infrared receivers 14 may be included in the touch display screen 1, or the gate chip 15 can comprehensively judge the signal data of the input or gate chips 15 of each of the second infrared receivers 14. For example, the signal outputted by the signal data output end of the second infrared receiver 14 is a voltage signal, and the state of the voltage signal may include a high level and a low level, assuming an active high signal, a low level invalid signal. When the touch screen 1 includes five second infrared receivers 14, the OR gate chip 15 receives five voltage signals, as long as at least one of the five voltage signals is in a high state, the OR gate The chip 15 can integrate the five voltage signals into the current received valid signal, and send the valid signal to the signal processor 12, and the signal processor 12 processes the received signal to control the display screen to achieve the corresponding operation. .
在本方案中，或门芯片15也可以由与门芯片替换，替换后的与门芯片的连接方式相同，但是或门芯片15的输出端是高电平有效，与门芯片的输出端是低电平有效。In this solution, the OR gate chip 15 can also be replaced by the gate chip, and the replaced gate chip is connected in the same manner, but the output of the OR gate chip 15 is active high, and the output of the gate chip is low. The level is valid.
本发明实施例所提供的技术方案，通过在触摸显示屏上设置或门芯片，且每个第二红外接收器的信号数据输出端分别与或门芯片的一个输入端相连，所述或门芯片的输出端与所述信号处理器的数据接收端相连。使得该触摸显示屏上的第二红外接收器向或门芯片输入的数据信号中，即使出现某一红外接收器故障，或者未接收到外部红外信号，导致没有向或门芯片发送信号数据的情况时，只要所有第二红外接收器发射的信号中至少存在一个有效信号，就能够进行后续的数据传输，进而时触摸显示屏对控制信号进行相应，大大提高了触摸 显示屏与外部红外信号交互的稳定性，扩大了触摸显示屏对外部红外信号的响应区域。According to the technical solution provided by the embodiment of the present invention, the OR gate chip is disposed on the touch display screen, and the signal data output end of each second infrared receiver is respectively connected to one input end of the OR gate chip, and the OR gate chip The output is connected to the data receiving end of the signal processor. In the data signal input to the OR gate chip by the second infrared receiver on the touch display screen, even if an infrared receiver failure occurs or an external infrared signal is not received, no signal data is sent to the gate chip. As long as at least one valid signal exists in all the signals transmitted by the second infrared receiver, subsequent data transmission can be performed, and then the touch screen is used to control the control signal, thereby greatly improving the touch. The stability of the display interacting with external infrared signals expands the response area of the touch display to external infrared signals.
优选的，上述触摸显示屏，还可以包括第二红外发射器，第二红外发射器与信号处理器相连；第二红外发射器用于向外发射携带有触摸显示屏的智能笔识别区域信息的红外信号。Preferably, the touch display screen further includes a second infrared emitter connected to the signal processor, and the second infrared emitter is configured to emit infrared light of the smart pen identification area information carrying the touch display screen. signal.
示例性的，第二红外发射器可以为红外发射灯管。上述携带有触摸显示屏的智能笔识别区域信息的红外信号可以包括触摸框信息和特征码信息。智能笔能够接收该红外信号，解码该红外信号，并判断所获取的触摸框信息和特征码信息是否完整，使得触摸显示屏能够进行排他控制，即一次交互过程中，触摸显示屏仅与某一智能笔进行配合使用，防止其他智能笔造成的信号干扰。Illustratively, the second infrared emitter can be an infrared emitting tube. The infrared signal carrying the smart pen recognition area information of the touch display screen may include touch frame information and signature information. The smart pen can receive the infrared signal, decode the infrared signal, and determine whether the acquired touch frame information and the feature code information are complete, so that the touch display screen can perform exclusive control, that is, the touch display screen only has a certain The smart pen works together to prevent signal interference caused by other smart pens.
优选的，上述第二红外接收器设置于所述红外灯条的中点或至少一端。使得第二红外接收器能够接收更大范围内的外部红外信号，使得触摸显示屏进行相应的响应，提高触摸显示屏与外部红外信号交互过程中的响应性能。Preferably, the second infrared receiver is disposed at a midpoint or at least one end of the infrared light bar. The second infrared receiver is capable of receiving a larger range of external infrared signals, so that the touch display screen responds accordingly, improving the response performance of the touch display screen during interaction with the external infrared signal.
实施例三Embodiment 3
图3为本发明实施例三提供的一种交互设备的结构示意图。如图3所示，该交互设备可以包括：FIG. 3 is a schematic structural diagram of an interaction device according to Embodiment 3 of the present invention. As shown in FIG. 3, the interaction device may include:
上述实施例提供的任意一种触摸显示屏1，还可以包括智能笔2，所述智能笔2可以包括第三红外发射器21和智能笔微处理器22；The touch display screen 1 provided by the above embodiment may further include a smart pen 2, and the smart pen 2 may include a third infrared emitter 21 and a smart pen microprocessor 22;
智能笔微处理器22，用于编码智能笔需要向外发送的控制指令并传输给第三红外发射器21；The smart pen microprocessor 22 is configured to encode a control command that the smart pen needs to send out and transmit to the third infrared emitter 21;
第三红外发射器21，用于发射携带有控制指令的红外信号；a third infrared emitter 21 for transmitting an infrared signal carrying a control command;
其中，第一红外发射器发射的红外信号与第三红外发射器21发射的红外信 号的波长不同。Wherein the infrared signal emitted by the first infrared emitter and the infrared signal emitted by the third infrared emitter 21 The wavelength of the number is different.
优选的，上述智能笔还可以包括第三红外接收器23，用于接收外部的信号源发射的红外信号；Preferably, the smart pen may further include a third infrared receiver 23 for receiving an infrared signal emitted by an external signal source;
智能笔微处理器22，还用于解码所述第三红外接收器23接收的红外信号并确认该红外信号中携带有所述智能笔识别区域信息时，编码所述智能笔2需要向外发送的控制指令并传输给所述第三红外发射器21。The smart pen microprocessor 22 is further configured to decode the infrared signal received by the third infrared receiver 23 and confirm that the smart pen identification area information is carried in the infrared signal, and the smart pen 2 needs to be sent out. The control command is transmitted to the third infrared emitter 21.
示例性的，第三红外接收器23可以为红外接收头。触摸显示屏1上的第二红外发射器14向智能笔1上的第三红外接收器23发射红外信号，第三红外接收器23接收该红外信号并传输给智能笔微处理器22，智能笔微处理器22解码该红外信号，根据解码结果对需要发送的控制指令进行编码，获得携带控制指令的红外信号并传输给第三红外发射器21，第三红外发射器21将该携带控制指令的红外信号发送给第二红外接收器14，第二红外接收器14接收到该携带控制指令的红外信号并传输给触摸显示屏1的信号处理器12，信号处理器12对该携带控制指令的红外信号进行解码，获取智能笔2发出的控制指令，并将该控制指令发送给整机控制芯片，以使整机控制芯片根据该控制指令执行相应操作。Illustratively, the third infrared receiver 23 can be an infrared receiver. The second infrared emitter 14 on the touch screen 1 transmits an infrared signal to the third infrared receiver 23 on the smart pen 1, and the third infrared receiver 23 receives the infrared signal and transmits it to the smart pen microprocessor 22, the smart pen The microprocessor 22 decodes the infrared signal, encodes a control command to be transmitted according to the decoding result, obtains an infrared signal carrying the control command, and transmits the infrared signal to the third infrared emitter 21, and the third infrared emitter 21 carries the control command. The infrared signal is sent to the second infrared receiver 14, and the second infrared receiver 14 receives the infrared signal carrying the control command and transmits it to the signal processor 12 of the touch display screen 1. The signal processor 12 transmits the infrared signal to the control command. The signal is decoded, the control command issued by the smart pen 2 is obtained, and the control command is sent to the control chip of the whole machine, so that the control chip of the whole machine performs corresponding operations according to the control instruction.
本发明实施里提供的技术方案，通过智能笔上的红外接收器及红外发射器，使得触摸显示屏与智能笔之间通过红外通信方式进行信号交互，可降低产品的生产成本，并大大减少外界信号的干扰。The technical solution provided in the implementation of the invention enables the signal interaction between the touch display screen and the smart pen through infrared communication mode through the infrared receiver and the infrared emitter on the smart pen, thereby reducing the production cost of the product and greatly reducing the external environment. Signal interference.
实施例四Embodiment 4
图4为本发明实施例四提供的一种响应方法的流程示意图，该方法可以由上述任意实施例提供的触摸显示屏执行。如图4所示，该方法可以包括：FIG. 4 is a schematic flowchart diagram of a response method according to Embodiment 4 of the present invention, which may be performed by the touch display screen provided by any of the foregoing embodiments. As shown in FIG. 4, the method may include:
步骤401、解码通过第二红外接收器得到的信号数据。 Step 401: Decode signal data obtained by the second infrared receiver.
示例性的，当智能笔通过第三红外发射器发送携带有控制指令的红外信号时，触摸显示屏可以通过第二红外接收器接收该红外信号，智能笔发送的上述红外信号可以包括智能笔的标识信息和特征码信息，而特征码信息可以包括翻页、擦除、智能笔开关状态和智能笔的笔迹颜色等信息。触摸显示屏的第二红外接收器能够将接收到的智能笔发送的控制信号发送至信号处理器，由信号处理器对接收到的红外信号进行解码。Exemplarily, when the smart pen sends the infrared signal carrying the control command through the third infrared transmitter, the touch display screen can receive the infrared signal through the second infrared receiver, and the infrared signal sent by the smart pen can include the smart pen. The identification information and the signature information, and the signature information may include information such as page turning, erasing, smart pen switch status, and smart pen handwriting color. The second infrared receiver of the touch display screen can send the control signal sent by the received smart pen to the signal processor, and the received infrared signal is decoded by the signal processor.
步骤402、获取信号数据中携带的控制指令。Step 402: Acquire a control instruction carried in the signal data.
示例性的，信号处理器对第二红外接收器接收到的红外信号进行解码后，获取相应的控制指令，如上翻页。Exemplarily, after the signal processor decodes the infrared signal received by the second infrared receiver, the corresponding control command is obtained, and the page is turned as above.
步骤403、控制红外触摸显示器响应所述控制指令。Step 403: Control the infrared touch display to respond to the control instruction.
示例性的，信号处理器将解码后的控制指令信息发送给整机控制芯片，以使整机控制芯片根据该控制指令控触摸显示屏执行相应操作，如对PPT进行翻页。Exemplarily, the signal processor sends the decoded control instruction information to the whole machine control chip, so that the whole control chip controls the touch display screen to perform corresponding operations according to the control instruction, such as page turning of the PPT.
本发明实施例提供的技术方案，通过对第二红外接收器接收到的包含控制指令的红外信号进行解码，获取相应控制指令，并控制红外显示器对所获取的控制指令进行响应。使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，可降低产品的生产成本，并减少外界信号的干扰。According to the technical solution provided by the embodiment of the present invention, the infrared signal including the control instruction received by the second infrared receiver is decoded, the corresponding control instruction is obtained, and the infrared display is controlled to respond to the acquired control instruction. The touch display screen can interact with the external control device used in combination by infrared communication, which can reduce the production cost of the product and reduce the interference of external signals.
实施例五Embodiment 5
图5为本发明实施例五提供的一种交互方法的流程示意图，该方法可以由上述任意实施例提供的交互设备执行。如图5所示，该方法可以包括：FIG. 5 is a schematic flowchart of an interaction method according to Embodiment 5 of the present invention, which may be performed by an interaction device provided by any of the foregoing embodiments. As shown in FIG. 5, the method may include:
步骤501、智能笔微处理器接收用户输入的控制指令。Step 501: The smart pen microprocessor receives a control command input by the user.
示例性的，当智能笔处于工作激活状态，用户按下智能笔上设置的控制按 键时，智能笔微处理器生成相应的控制指令。例如，当用户按下翻页键时，则智能笔的微处理器生成翻页控制指令。需要说明的时，本发明实施例对用户输入控制指令的方式不作具体限定。Exemplarily, when the smart pen is in the work activation state, the user presses the control button set on the smart pen. When the key is pressed, the smart pen microprocessor generates the corresponding control command. For example, when the user presses the page turning key, the microprocessor of the smart pen generates a page turning control command. When the description is required, the manner in which the user inputs the control command is not specifically limited in the embodiment of the present invention.
步骤502、智能笔微处理器编码并通过第三红外发射器发射携带有控制指令的红外信号。Step 502: The smart pen microprocessor encodes and transmits an infrared signal carrying a control command through the third infrared emitter.
智能笔微处理器将该控制指令进行编码，将编码后的信息通过智能笔的第三红外发射器以红外信号的方式向外发射，向外发射的红外信号中携带有该控制指令。在编码时，还需要加上智能笔的识别码，智能笔的识别码信息能够使触摸显示屏对智能笔进行识别，使触摸显示屏接收排他性控制，即触摸显示屏只与某一智能笔进行交互，避免由多支智能笔发送红外信号时，对触摸显示屏的交互造成干扰。The smart pen microprocessor encodes the control command, and transmits the encoded information to the external infrared signal through the third infrared emitter of the smart pen, and the infrared signal transmitted to the externally carries the control command. When encoding, it is also necessary to add the identification code of the smart pen. The identification code information of the smart pen enables the touch display screen to recognize the smart pen, so that the touch display screen receives exclusive control, that is, the touch display screen is only performed with a smart pen. Interact, to avoid interference caused by the interaction of the touch display when sending infrared signals by multiple smart pens.
步骤503、信号处理器解码通过第二红外接收器得到的信号数据。Step 503: The signal processor decodes the signal data obtained by the second infrared receiver.
示例性的，红外触摸框上的第二红外接收器接收到智能笔发射的红外信号，并将该红外信号传输给触摸显示屏的信号处理器，该信号处理器对该红外信号进行解码处理。Exemplarily, the second infrared receiver on the infrared touch frame receives the infrared signal emitted by the smart pen and transmits the infrared signal to a signal processor of the touch display screen, and the signal processor decodes the infrared signal.
步骤504、信号处理器获取信号数据中携带的控制指令。Step 504: The signal processor acquires a control instruction carried in the signal data.
根据信号处理器对红外信号解码后的信息，获取智能笔的特征码和控制指令的特征码信息，并根据特征码信息获得相应的控制指令。According to the information decoded by the signal processor on the infrared signal, the feature code of the smart pen and the feature code information of the control command are obtained, and corresponding control commands are obtained according to the feature code information.
步骤505、信号处理器控制红外触摸显示器响应所述控制指令。Step 505: The signal processor controls the infrared touch display to respond to the control instruction.
信号处理器将获取的控制指令传输给整机控制芯片，以使整机控制芯片响应该控制指令执行相应的操作。The signal processor transmits the acquired control command to the control chip of the whole machine, so that the control chip of the whole machine performs corresponding operations in response to the control instruction.
本发明是实力提供的技术方案，通过在智能笔上设置第三红外发射器，将智能笔微处理器编码后的控制指令以红外信号的方式发送至触摸显示屏，通过 在触摸显示屏上设置第二红外接收器接收该红外信号数据，并通过信号处理器对该红外信号进行解码，获取相应的控制指令，并控制红外触摸显示屏相应获取的控制指令，使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，可降低产品的生产成本，并能够大大减少外界信号的干扰。The invention provides a technical solution provided by the strength, by setting a third infrared emitter on the smart pen, and transmitting the control command encoded by the smart pen microprocessor to the touch display screen by means of an infrared signal, Setting a second infrared receiver on the touch display screen to receive the infrared signal data, and decoding the infrared signal through a signal processor, obtaining a corresponding control instruction, and controlling a corresponding control command acquired by the infrared touch display screen to make a touch display The screen can interact with the external control device used in combination with infrared communication, which can reduce the production cost of the product and greatly reduce the interference of external signals.
实施例六Embodiment 6
图6为本发明实施例六提供的一种响应装置的结构示意图，该装置可由软件和/或硬件实现，可用于上述任意实施例所提供的触摸显示屏。如图6所示，该装置中的信号处理器12可以包括：FIG. 6 is a schematic structural diagram of a response apparatus according to Embodiment 6 of the present invention. The apparatus may be implemented by software and/or hardware, and may be used in the touch display screen provided by any of the foregoing embodiments. As shown in FIG. 6, the signal processor 12 in the apparatus can include:
第一解码单元121，用于解码通过第二红外接收器得到的信号数据；a first decoding unit 121, configured to decode signal data obtained by the second infrared receiver;
指令获取单元122，用于获取信号数据中携带的控制指令；The instruction obtaining unit 122 is configured to acquire a control instruction carried in the signal data;
指令响应单元123，用于控制红外触摸显示屏响应所述控制指令。The command response unit 123 is configured to control the infrared touch display screen to respond to the control command.
本发明实施例提供的技术方案，通过在触摸显示屏上设置第二红外接收器和信号处理器，通过信号处理器对第二红外接收器得到的信号数据进行解码，获取所述信号数据中携带的控制指令，并控制所述红外触摸显示屏响应所述控制指令，使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，可降低产品的生产成本，并能够大大减少外界信号的干扰。According to the technical solution provided by the embodiment of the present invention, the second infrared receiver and the signal processor are disposed on the touch display screen, and the signal data obtained by the second infrared receiver is decoded by the signal processor to obtain the signal data. And controlling the infrared touch display screen to respond to the control command, so that the touch display screen can interact with the external control device used in combination by infrared communication, thereby reducing the production cost of the product and greatly reducing the external Signal interference.
实施例七Example 7
图7为本发明实施例七提供的一种交互系统的结构示意图，该系统可由软件和/或硬件实现，可用于上述任意实施例所提供的交互设备。如图7所示，该交互系统可以包括智能笔微处理器22和触摸显示屏上的信号处理器12。FIG. 7 is a schematic structural diagram of an interaction system according to Embodiment 7 of the present invention. The system may be implemented by software and/or hardware, and may be used in the interaction device provided by any of the foregoing embodiments. As shown in FIG. 7, the interactive system can include a smart pen microprocessor 22 and a signal processor 12 on a touch display.
智能笔微处理器22可以包括： The smart pen microprocessor 22 can include:
指令接收单元221，用于接收用户输入的控制指令；The instruction receiving unit 221 is configured to receive a control instruction input by the user;
指令发送单元222，用于编码并通过第三红外发射器发射携带有控制指令的红外信号；The command sending unit 222 is configured to encode and transmit, by the third infrared emitter, an infrared signal carrying a control command;
信号处理器12，可以包括：The signal processor 12 can include:
第一解码单元121，用于解码通过第二红外接收器得到的信号数据；a first decoding unit 121, configured to decode signal data obtained by the second infrared receiver;
指令获取单元122，用于获取信号数据中携带的控制指令；The instruction obtaining unit 122 is configured to acquire a control instruction carried in the signal data;
指令响应单元123，用于控制红外触摸显示屏响应上述控制指令。The command response unit 123 is configured to control the infrared touch display screen to respond to the above control command.
本发明实施例提供的技术方案，通过在智能笔和红外触摸显示屏上分别设置相应的红外接收器及红外发射器，使得触摸显示屏能够以红外通信的方式与配合使用的外部控制设备进行交互，信号交互稳定，不易受外界信号的干扰，并能够降低产品的生产成本。According to the technical solution provided by the embodiment of the present invention, the corresponding infrared receiver and the infrared emitter are respectively disposed on the smart pen and the infrared touch display screen, so that the touch display screen can interact with the external control device used in combination by infrared communication. The signal is stable in interaction, is not easily interfered by external signals, and can reduce the production cost of the product.
注意，上述仅为本发明的较佳实施例及所运用技术原理。本领域技术人员会理解，本发明不限于这里所述的特定实施例，对本领域技术人员来说能够进行各种明显的变化、重新调整和替代而不会脱离本发明的保护范围。因此，虽然通过以上实施例对本发明进行了较为详细的说明，但是本发明不仅仅限于以上实施例，在不脱离本发明构思的情况下，还可以包括更多其他等效实施例，而本发明的范围由所附的权利要求范围决定。 Note that the above are only the preferred embodiments of the present invention and the technical principles applied thereto. Those skilled in the art will appreciate that the invention is not limited to the specific embodiments described herein, and that various modifications, changes and substitutions may be made without departing from the scope of the invention. Therefore, the present invention has been described in detail by the above embodiments, but the present invention is not limited to the above embodiments, and other equivalent embodiments may be included without departing from the inventive concept. The scope is determined by the scope of the appended claims.

Claims (10)

  1. 一种触摸显示屏，其特征在于，包括红外触摸框和信号处理器，所述红外触摸框的内侧壁设置有四个红外灯条，四个红外灯条分别设置于所述内侧壁的四个方向；A touch display screen, comprising: an infrared touch frame and a signal processor, wherein an inner side wall of the infrared touch frame is provided with four infrared light bars, and four infrared light bars are respectively disposed on the inner side wall direction;
    相对设置的两个所述红外灯条上分别设置有一一对应的第一红外发射器和第一红外接收器，用于通过所述第一红外发射器和第一红外接收器进行触控检测；a pair of the first infrared emitters and the first infrared receivers respectively disposed on the two opposite infrared light strips for performing touch detection by the first infrared emitter and the first infrared receiver ;
    至少一个所述红外灯条上设置有至少一个第二红外接收器，所述第二红外接收器与所述信号处理器相连；At least one of the infrared light bars is provided with at least one second infrared receiver, and the second infrared receiver is connected to the signal processor;
    所述第二红外接收器用于接收所述触摸显示屏外部的红外信号得到信号数据，并将所述信号数据发送到所述信号处理器；The second infrared receiver is configured to receive an infrared signal external to the touch display screen to obtain signal data, and send the signal data to the signal processor;
    所述信号处理器用于解码所述信号数据并响应所述信号数据中携带的控制指令。The signal processor is configured to decode the signal data and to respond to a control command carried in the signal data.
  2. 根据权利要求1所述的触摸显示屏，其特征在于，还包括或门芯片或与门芯片；The touch display screen according to claim 1, further comprising an OR gate chip or an AND gate chip;
    每个所述第二红外接收器的信号数据输出端分别与所述或门芯片的一个输入端相连，所述或门芯片的输出端与所述信号处理器的数据接收端相连，或a signal data output end of each of the second infrared receivers is respectively connected to an input end of the OR gate chip, and an output end of the OR gate chip is connected to a data receiving end of the signal processor, or
    每个所述第二红外接收器的信号数据输出端分别与所述与门芯片的一个输入端相连，所述与门芯片的输出端与所述信号处理器的数据接收端相连。The signal data output ends of each of the second infrared receivers are respectively connected to one input terminal of the AND gate chip, and the output terminal of the AND gate chip is connected to the data receiving end of the signal processor.
  3. 根据权利要求1所述的触摸显示屏，其特征在于，还包括第二红外发射器，所述第二红外发射器与所述信号处理器相连；The touch display screen according to claim 1, further comprising a second infrared emitter, wherein the second infrared emitter is connected to the signal processor;
    所述第二红外发射器用于向外发射携带有所述触摸显示屏的智能笔识别区域信息的红外信号。The second infrared emitter is configured to emit an infrared signal carrying the smart pen identification area information of the touch display screen.
  4. 根据权利要求1所述的触摸显示屏，其特征在于，所述第二红外接收器 设置于所述红外灯条的中点或至少一端。The touch display screen of claim 1 wherein said second infrared receiver And disposed at a midpoint or at least one end of the infrared light bar.
  5. 一种交互设备，其特征在于，包括权利要求1-4任一项所述的触摸显示屏，还包括智能笔，所述智能笔包括第三红外发射器和智能笔微处理器；An interactive device, comprising the touch display screen according to any one of claims 1 to 4, further comprising a smart pen, the smart pen comprising a third infrared emitter and a smart pen microprocessor;
    所述智能笔微处理器，用于编码所述智能笔需要向外发送的控制指令并传输给所述第三红外发射器；The smart pen microprocessor is configured to encode a control command that the smart pen needs to send out and transmit to the third infrared emitter;
    所述第三红外发射器，用于发射携带有所述控制指令的红外信号；The third infrared emitter is configured to emit an infrared signal carrying the control command;
    其中，所述第一红外发射器发射的红外信号与所述第三红外发射器发射的红外信号的波长不同。The infrared signal emitted by the first infrared emitter is different from the wavelength of the infrared signal emitted by the third infrared emitter.
  6. 根据权利要求5所述的交互设备，其特征在于，所述智能笔还包括第三红外接收器，用于接收外部的信号源发射的红外信号；The interactive device according to claim 5, wherein the smart pen further comprises a third infrared receiver for receiving an infrared signal emitted by an external signal source;
    所述智能笔微处理器，还用于解码所述第三红外接收器接收的红外信号并确认该红外信号中携带有所述智能笔识别区域信息时，编码所述智能笔需要向外发送的控制指令并传输给所述第三红外发射器。The smart pen microprocessor is further configured to decode the infrared signal received by the third infrared receiver and confirm that the smart pen identification area information is carried in the infrared signal, and the smart pen needs to be sent out. The control command is transmitted to the third infrared emitter.
  7. 一种响应方法，用于权利要求1-4任一项所述的触摸显示屏，其特征在于，包括：A response display method, comprising the touch display screen according to any one of claims 1 to 4, comprising:
    解码通过所述第二红外接收器得到的信号数据；Decoding signal data obtained by the second infrared receiver;
    获取所述信号数据中携带的控制指令；Obtaining a control instruction carried in the signal data;
    控制所述红外触摸显示屏响应所述控制指令。The infrared touch display screen is controlled to respond to the control command.
  8. 一种交互方法，用于权利要求5-6任一项所述的交互装置，其特征在于，包括：An interaction method for the interaction device according to any one of claims 5-6, comprising:
    所述智能笔微处理器接收用户输入的控制指令；The smart pen microprocessor receives a control command input by a user;
    所述智能笔微处理器编码并通过所述第三红外发射器发射携带有所述控制指令的红外信号； The smart pen microprocessor encodes and transmits an infrared signal carrying the control command through the third infrared emitter;
    所述信号处理器解码通过所述第二红外接收器得到的信号数据；The signal processor decodes signal data obtained by the second infrared receiver;
    所述信号处理器获取所述信号数据中携带的控制指令；The signal processor acquires a control instruction carried in the signal data;
    所述信号处理器控制所述红外触摸显示屏响应所述控制指令。The signal processor controls the infrared touch display to respond to the control command.
  9. 一种响应装置，用于权利要求1-4任一项所述的触摸显示屏，其特征在于，所述信号处理器，包括：A responsive device for use in a touch display screen according to any one of claims 1 to 4, wherein the signal processor comprises:
    第一解码单元，用于解码通过所述第二红外接收器得到的信号数据；a first decoding unit, configured to decode signal data obtained by the second infrared receiver;
    指令获取单元，用于获取所述信号数据中携带的控制指令；An instruction acquiring unit, configured to acquire a control instruction carried in the signal data;
    指令响应单元，用于控制所述红外触摸显示屏响应所述控制指令。And an instruction response unit, configured to control the infrared touch display screen to respond to the control instruction.
  10. 一种交互系统，用于权利要求5-6任一项所述的交互设备，其特征在于，所述智能笔微处理器，包括：An interactive system for use in the interactive device of any one of claims 5-6, wherein the smart pen microprocessor comprises:
    指令接收单元，用于接收用户输入的控制指令；An instruction receiving unit, configured to receive a control instruction input by a user;
    指令发送单元，用于编码并通过所述第三红外发射器发射携带有所述控制指令的红外信号；An instruction sending unit, configured to encode and transmit, by the third infrared emitter, an infrared signal carrying the control instruction;
    所述信号处理器，包括：The signal processor includes:
    第一解码单元，用于解码通过所述第二红外接收器得到的信号数据；a first decoding unit, configured to decode signal data obtained by the second infrared receiver;
    指令获取单元，用于获取所述信号数据中携带的控制指令；An instruction acquiring unit, configured to acquire a control instruction carried in the signal data;
    指令响应单元，用于控制所述红外触摸显示屏响应所述控制指令。 And an instruction response unit, configured to control the infrared touch display screen to respond to the control instruction.
PCT/CN2017/070317 2016-11-23 2017-01-05 Touch display screen, response method and apparatus, and interaction device, method and system WO2018094859A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201611046820.X 2016-11-23
CN201611046820.XA CN106598353A (en) 2016-11-23 2016-11-23 Touch display screen, response method and device and interactive equipment, method and system

Publications (1)

Publication Number Publication Date
WO2018094859A1 true WO2018094859A1 (en) 2018-05-31

Family

ID=58593042

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/070317 WO2018094859A1 (en) 2016-11-23 2017-01-05 Touch display screen, response method and apparatus, and interaction device, method and system

Country Status (2)

Country Link
CN (1) CN106598353A (en)
WO (1) WO2018094859A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112929829A (en) * 2021-04-07 2021-06-08 京东方科技集团股份有限公司 Data interaction device, electronic equipment and terminal
CN113918038A (en) * 2020-07-08 2022-01-11 深圳市天英联合教育股份有限公司 Data transmission processing circuit and data transmission processing system of infrared touch screen

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110308824A (en) * 2019-07-04 2019-10-08 深圳市康冠商用科技有限公司 A kind of processing method, system and the associated component of infrared touch data

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102455830A (en) * 2011-11-30 2012-05-16 广东威创视讯科技股份有限公司 Infrared touch device and method
US20140348499A1 (en) * 2013-05-21 2014-11-27 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Infrared control device
CN104900045A (en) * 2014-03-06 2015-09-09 华为技术有限公司 Signal transmission method, electronic devices and control system
CN105931452A (en) * 2016-05-13 2016-09-07 青岛海信电器股份有限公司 Method, device and system for terminal equipment to resist infrared signal interference and terminal equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080169132A1 (en) * 2007-01-03 2008-07-17 Yao Ding Multiple styli annotation system
CN103365482A (en) * 2012-03-29 2013-10-23 上海品奇数码科技有限公司 Quick-assembly infrared touch device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102455830A (en) * 2011-11-30 2012-05-16 广东威创视讯科技股份有限公司 Infrared touch device and method
US20140348499A1 (en) * 2013-05-21 2014-11-27 Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. Infrared control device
CN104900045A (en) * 2014-03-06 2015-09-09 华为技术有限公司 Signal transmission method, electronic devices and control system
CN105931452A (en) * 2016-05-13 2016-09-07 青岛海信电器股份有限公司 Method, device and system for terminal equipment to resist infrared signal interference and terminal equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113918038A (en) * 2020-07-08 2022-01-11 深圳市天英联合教育股份有限公司 Data transmission processing circuit and data transmission processing system of infrared touch screen
CN112929829A (en) * 2021-04-07 2021-06-08 京东方科技集团股份有限公司 Data interaction device, electronic equipment and terminal

Also Published As

Publication number Publication date
CN106598353A (en) 2017-04-26

Similar Documents

Publication Publication Date Title
WO2018094830A1 (en) Interaction device, and interaction method and system
WO2018094859A1 (en) Touch display screen, response method and apparatus, and interaction device, method and system
US20160050700A1 (en) First electronic apparatus capable of actively pairing with second electronic apparatus for wireless communication and corresponding method
EP3163774B1 (en) Electronic device, wireless signal reception method and system having same
US10082899B2 (en) Electronic apparatus with touch panel and method for updating touch panel
US20130088649A1 (en) Remote control apparatus, remote control method and display apparatus
CN104954843A (en) Remote control method and system of smart television
WO2018094827A1 (en) Touch display screen, interaction device, and mode switching method and apparatus
US11935398B1 (en) Electronic apparatus, remote control apparatus, control method thereof, and electronic system
WO2018094838A1 (en) Interaction device, and colour control method and apparatus
WO2018094833A1 (en) Interaction device, and distance detection method and apparatus
WO2018094829A1 (en) Interaction device, and colour change method and system
WO2018094835A1 (en) Interaction device, and track generation method and apparatus
WO2018094825A1 (en) Smart pen, control method and apparatus, interaction device, and interaction method and system
US11765327B2 (en) Method and control system for controlling projectors of different models by using control codes
CN106775005A (en) Interactive device, Activiation method and device
WO2019047490A1 (en) Remote control device, tiled display wall and remote control system
TWI386806B (en) Remote control method and related apparatus for a computer system
WO2018094837A1 (en) Interaction device, and control method and apparatus
CN114067547A (en) Method for coupling a remote control and an electronic device
WO2018094834A1 (en) Interaction device, and information transmission method and system
CN110049367B (en) Method for transmitting and receiving wireless transmission video signal and controlling bidirectional touch
CN203054795U (en) Infrared electronic whiteboard system capable of distinguishing infrared pen emission signals
CN203287856U (en) Android mouse
KR20110134603A (en) Universal remote control system cooperated with smart phone

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17873678

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 071019)

122 Ep: pct application non-entry in european phase

Ref document number: 17873678

Country of ref document: EP

Kind code of ref document: A1