CN104064022A - Remote control method and system - Google Patents
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Abstract
In order to solve the problem that in the prior art, cursor movement operation is complex, the invention discloses a remote control method and system, and relates to the field of man-computer interaction. According to the technical scheme, the remote control method includes the steps that firstly, a remote control unit emits a laser signal; secondly, a prearranged signal positioning device acquires the position of a drop point of the laser signal; thirdly, the signal positioning device acquires corresponding coordinates according to the position of the drop point; fourthly, the signal positioning device sends the coordinates to a controlled device connected in advance; fifthly, the controlled device receives the coordinates sent by the signal positioning device, and a cursor on a screen of the controlled device is moved according to the coordinates. By the adoption of the scheme, the remote control method and system can be applied to the fields of smart televisions and the like.
Description
Technical Field
The invention relates to the field of human-computer interaction, in particular to a remote control method and a remote control system.
Background
With the rapid development of intelligent home appliances, the functions of electronic products are also more and more powerful. Taking a television as an example, the television can already realize part of functions of a computer, such as web page browsing, mail receiving and sending, video on demand and the like. In the prior art, the cursor can be moved by the direction key of the remote control device, and the function selection is realized by the determination button of the remote control device.
However, when the number of function items of the electronic product is large, the user may need to press the direction key many times to move the cursor to the target function item, which is complicated to operate and inconvenient for the user to use.
Disclosure of Invention
The invention provides a remote control method and a remote control system, which can simplify cursor movement operation and facilitate the use of a user.
The technical scheme adopted by the invention for solving the technical problems is as follows: a remote control method, comprising: s10, the remote control device transmits laser signals; s20, acquiring the position of the falling point of the laser signal by a preset signal positioning device; s30, the signal positioning device obtains corresponding coordinates according to the drop point position; s40, the signal positioning device sends the coordinates to a pre-connected controlled device; and S50, the controlled device receives the coordinates sent by the signal positioning device and moves the cursor on the screen according to the coordinates.
Optionally, the method further includes: s60, the remote control device scans at least one key of the body and judges whether the key is pressed down; if yes, go to S70; otherwise, re-executing S60; the S70, the remote control device determining whether the pressed key is a function key, a menu key, or a scroll key; if the pressed key is a function key, performing S80 and S90; if the pressed key is a menu key, performing S91 and S92; if the pressed key is a scroll key, performing S93 and S94; the S80, the remote control device sends a corresponding function selection instruction to the controlled device; s90, the controlled device receives the function selection instruction sent by the remote control device, and executes the corresponding function again according to the function selection instruction, and S60 is executed again; the S91, the remote control device sending a corresponding menu display instruction to the controlled device; s92, the controlled device receives the menu display instruction sent by the remote control device, displays the corresponding menu according to the menu display instruction, and re-executes S60; the S93, the remote control device sends a corresponding page scrolling indication to the controlled device; and S94, the controlled device receives the page scrolling indication sent by the remote control device, scrolls the corresponding page according to the page scrolling indication, and re-executes the S60.
Optionally, the signal positioning device is pre-arranged around the screen of the controlled device; or, the signal positioning device is arranged on the remote control device in advance.
Optionally, the signal positioning device is connected to the controlled device in a USB, HDMI, WIFI, or bluetooth manner.
The technical scheme adopted by the invention for solving the technical problems is as follows: a signal processing system comprising:
the remote control device is used for transmitting laser signals;
the signal positioning device is used for acquiring the position of a drop point of the laser signal, acquiring corresponding coordinates according to the position of the drop point and sending the coordinates to a pre-connected controlled device;
and the controlled device is connected with the signal positioning device and used for receiving the coordinates sent by the signal positioning device and moving the cursor on the screen of the controlled device according to the coordinates.
Optionally, the remote control device is further configured to scan at least one key of the body, and determine whether the key is pressed; if yes, judging whether the pressed key is a function key, a menu key or a rolling key; if the pressed key is a function key, sending a corresponding function selection instruction to the controlled device; if the pressed key is a menu key, sending a corresponding menu display instruction to the controlled device; if the pressed key is a scroll key, sending a corresponding page scroll instruction to the controlled device;
the controlled device is also used for receiving a function selection instruction sent by the remote control device when the remote control device determines that the pressed key is a function key, and operating a corresponding function according to the function selection instruction; when the remote control device determines that the pressed key is a menu key, receiving a menu display instruction sent by the remote control device, and displaying a corresponding menu according to the menu display instruction; and when the remote control device determines that the pressed key is a rolling key, receiving a page rolling instruction sent by the remote control device, and rolling a corresponding page according to the page rolling instruction.
Optionally, the signal positioning device is pre-arranged around the screen of the controlled device; or the signal positioning device is arranged on the remote control device in advance.
Optionally, when the signal positioning device is preset around the screen of the controlled device, the signal positioning device includes:
the glass light guide plate is arranged in front of a screen of the controlled device in advance;
the two groups of photodiodes are respectively arranged on the horizontal and vertical sides of the glass light guide plate in advance;
the position acquisition module is used for detecting the two groups of light-emitting diodes and acquiring the position of a falling point of the laser signal;
and the position identification module is connected with the position acquisition module and is used for converting the position of the falling point of the laser signal into a corresponding coordinate.
Optionally, when the signal positioning device is pre-installed on the remote control device, the signal positioning device includes:
the image capturing module is used for simultaneously shooting an image displayed by the controlled device and a laser point formed by the laser signal;
and the image identification module is connected with the image capture module and used for identifying the image displayed by the controlled device and the laser point, distinguishing the size of the image displayed by the controlled device and the laser point, and calculating the coordinate of the laser point after acquiring the position of the laser point in the image.
Optionally, the signal positioning device is connected to the controlled device in a USB, HDMI, WIFI, or bluetooth manner.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
Drawings
Fig. 1 is a flowchart of a signal processing method according to embodiment 1 of the present invention;
fig. 2 is a flowchart of a signal processing method according to embodiment 2 of the present invention;
fig. 3 is a schematic structural diagram of a signal positioning apparatus according to embodiment 3 of the present invention;
fig. 4 is a schematic structural diagram of a remote control device according to embodiment 4 of the present invention;
fig. 5 is a schematic structural diagram of a signal processing system according to embodiment 5 of the present invention.
Detailed Description
The technical solution of the present invention is further described below with reference to the following embodiments and the accompanying drawings.
Example 1:
as shown in fig. 1, the present embodiment provides a signal processing method, including:
step 101, the remote control device emits a laser signal.
In this embodiment, the laser signal in step 101 may be a laser beam; when the laser beam irradiates on a screen of the controlled device, a laser point is formed, so that a user can conveniently check the position of the laser.
And 102, acquiring the position of the falling point of the laser signal by a preset signal positioning device.
In this embodiment, the signal positioning device may be pre-disposed around the screen of the controlled device; the signal positioning device can also be arranged on the remote control device in advance. When the signal positioning device is arranged around the screen of the controlled device, the signal positioning device can acquire the position of a falling point of a laser signal in a light sensing scanning mode; when the signal positioning device is arranged on the remote control device, the signal positioning device can acquire the position of the falling point of the laser signal in a screen scanning mode.
In this embodiment, the light sensing scanning may be implemented by an infrared receiving head, a camera, or other light sensing devices, which are not described herein again.
In this embodiment, the position of the falling point of the laser signal obtained in step 102 may be obtained by respectively obtaining a horizontal position and a vertical position of the laser signal, or may be obtained by other methods, which is not described herein any more.
And 103, acquiring corresponding coordinates according to the position of the drop point by the signal positioning device.
In this embodiment, after the position of the landing point of the laser signal is obtained in step 102, the corresponding coordinates may be directly obtained in step 103. In order to prevent the laser signal from being emitted out of the screen of the controlled device, which may cause the controlled device to malfunction, before step 103, the method may further include: judging whether the position of the drop point is on a screen of the controlled device; if so, go to step 103; otherwise, step 101 is re-executed.
In the embodiment, when the screen of the controlled device is surrounded, the signal positioning device comprises a glass light guide plate, a signal receiving plate and a signal processing plate, wherein the glass light guide plate is arranged in front of the screen of the controlled device in advance; the two groups of photodiodes are respectively arranged on the horizontal and vertical sides of the glass light guide plate in advance; the position acquisition module is used for detecting the two groups of light-emitting diodes and acquiring the position of a falling point of the laser signal; and the position identification module is connected with the position acquisition module and is used for converting the position of the falling point of the laser signal into a corresponding coordinate. In order to improve the accuracy of coordinate detection, the glass light guide plate is arranged in front of the screen of the controlled device in advance and should be as close to the screen of the controlled device as possible.
Taking the red laser pen as an example, when the red laser pen irradiates the glass light guide plate, a red laser path is left inside the glass light guide plate, so that the position of a falling point of a laser signal can be determined through two groups of photodiodes. The position and the coordinates of the laser point can be obtained in other manners, which is not described in detail herein.
In this embodiment, when the signal positioning apparatus is pre-installed on the remote control apparatus, the signal positioning apparatus includes: the image capturing module is used for simultaneously shooting an image displayed by the controlled device and a laser point formed by the laser signal; and the image identification module is connected with the image capture module and used for identifying the image displayed by the controlled device and the laser point, distinguishing the size of the image displayed by the controlled device and the laser point, and calculating the coordinate of the laser point after acquiring the position of the laser point in the image. The image capturing module and the image recognition module can comprise an image sensor, an infrared cut-off filter, a lens, an image sensor controller, an image recognizer, an image capturing submodule, an image recognition submodule and the like.
Taking an infrared laser pen with a common laser signal as an example, an image displayed by a controlled device and a laser point formed by a red laser pen are simultaneously shot through a lens, an infrared cut-off filter and an image sensor, the image is identified through an image identifier, the size of the image displayed by the controlled device and the laser point are distinguished, and then the position of the laser point in the image displayed on a screen is found through an image identification submodule so as to calculate the coordinate of the laser point. The position and the coordinates of the laser point can be obtained in other manners, which is not described in detail herein.
In this embodiment, the laser beam emitted by the remote control device may or may not impinge on the screen. When the user can not hit the screen, the positioning action is invalid although the positioning action exists; when the laser positioning module is used for shooting a screen, the image of the lower front can be shot through the image capturing module and the image recognition positioning module, the shot picture is processed through the image recognition positioning module, analysis processing is carried out, and laser positioning is achieved. The laser signal can be identified and the coordinates of the laser signal can be obtained through a universal identification algorithm.
Step 104, the signal positioning device sends the coordinates to the pre-connected controlled device.
In this embodiment, the signal positioning device may be connected to the controlled device in a wired manner such as USB, HDMI, or the like; in order to facilitate the use of users, the signal positioning device can also be connected with the controlled device in a wireless mode such as Bluetooth, WIFI and the like. When the signal positioning device is connected with the controlled device in a wireless mode, a user can move the cursor remotely.
In this embodiment, the coordinates may be directly transmitted to the controlled apparatus through step 104 in the signal processing; it is also possible to first convert the coordinates into data recognizable by the controlled apparatus and then transmit the converted data to the controlled apparatus.
And 105, the controlled device receives the coordinates sent by the signal positioning device and moves the cursor on the screen of the controlled device according to the coordinates.
In this embodiment, the controlled device may be a large-screen device such as a television and a projector, or may also be a small-screen device such as a tablet computer and a mobile phone, which is not limited herein.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
Example 2:
as shown in fig. 2, an embodiment of the present invention provides a signal processing method, which is similar to that shown in fig. 1, except that the signal processing method further includes:
step 106, the remote control device scans at least one key of the body and judges whether the key is pressed down.
In this embodiment, the keys of the remote control device body may only include a function key for function switching and/or a menu key for displaying a corresponding menu and/or a scroll key for page scrolling; furthermore, the keys of the remote control device body may further include conventional sound keys, brightness keys, etc., which are not described in detail herein.
In this embodiment, if step 106 determines that a key is pressed, step 107 is executed; otherwise, step 106 is re-executed.
In step 107, the remote control device determines whether the pressed key is a function key, a menu key, or a scroll key.
In this embodiment, when it is determined in step 107 that the pressed key is a function key, step 108 and step 109 are executed; when the pressed key is a menu key, executing step 110 and step 111; when the pressed key is a scroll key, step 112 and step 113 are executed.
Step 108, the remote control device sends a corresponding function selection instruction to the controlled device.
In this embodiment, the remote control device may be connected to the controlled device in a wired manner such as USB, HDMI, or the like; in order to facilitate the use of the user, the remote control device can also be connected with the controlled device in a wireless mode such as Bluetooth, WIFI and the like so as to send data such as function instructions and the like to the controlled device.
And step 109, the controlled device receives the function selection instruction sent by the remote control device and operates the corresponding function according to the function selection instruction.
Step 110, the remote control device sends a corresponding menu display instruction to the controlled device.
And step 111, the controlled device receives the menu display instruction sent by the remote control device and displays the corresponding menu according to the menu display instruction.
In step 112, the remote control device sends a corresponding page scrolling indication to the controlled device.
And step 113, the controlled device receives the page scrolling indication sent by the remote control device and scrolls the corresponding page according to the page scrolling indication.
In this embodiment, after the corresponding function executed in step 109, or the corresponding menu displayed in step 111, or the corresponding page scrolled in step 113, at least one key of the main body may be scanned again in step 106 to determine whether the key is pressed.
In the present embodiment, after the cursor is moved through steps 101 to 105, the corresponding function may be executed through steps 106 to 113; it is also possible to execute the corresponding function through step 106 to step 113 while moving the cursor through step 101 to step 105.
In this embodiment, the cursor is moved by the laser signal, and the corresponding function is operated by the function key, so that remote control can be realized, and click input of characters can also be realized. Moreover, the signal positioning device can be arranged around the screen of the controlled device in advance or arranged on the remote control device in advance, so that the technical scheme provided by the embodiment of the invention can be applied to large-screen equipment such as televisions, projectors and the like, and can also be applied to small-screen equipment such as tablet computers, mobile phones and the like, and the use by users is facilitated.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
Example 3:
as shown in fig. 3, an embodiment of the present invention provides a signal positioning apparatus, including: an optical locating unit 301, a first communication unit 302, and a first control unit 303 connected to the optical locating unit 301 and the first communication unit 302, respectively.
The optical positioning unit 301 is configured to, when a user transmits a laser signal through a remote control device, obtain a drop point position of the laser signal, and obtain a corresponding coordinate according to the drop point position; a first control unit 303, configured to send the coordinates acquired by the optical positioning unit to a pre-connected controlled device through the first communication unit, so that the controlled device moves a cursor on its screen according to the coordinates.
In this embodiment, the process of implementing signal processing by the optical positioning unit 301, the first communication unit 302, and the first control unit 303 is similar to the process provided in embodiment 1 of the present invention, and is not described in detail here. Wherein, the first communication unit includes: USB module, HDMI module, bluetooth module or WIFI module.
In this embodiment, the signal positioning device may be pre-disposed around the screen of the controlled device; alternatively, the signal positioning device may be pre-installed on the remote control device, which is not limited herein.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
Example 4:
as shown in fig. 4, an embodiment of the present invention provides a remote control device, including: a key scanning unit 401, a signal transmitting unit 402, and a second control unit 403 connected to the key scanning unit 401 and the signal transmitting unit 402, respectively.
The key scanning unit 401 is configured to scan at least one key of the main body and determine whether the key is pressed. A second control unit 403, configured to determine whether a key that is pressed is a function key, a menu key, or a scroll key when the key scanning unit scans that the key is pressed; if the pressed key is a function key, sending a corresponding function selection instruction to the controlled device, and enabling the controlled device to operate a corresponding function according to the function selection instruction; if the pressed key is a menu key, sending a corresponding menu display instruction to the controlled device, and enabling the controlled device to display a corresponding menu according to the menu display instruction; and if the pressed key is a scroll key, sending a corresponding page scroll instruction to the controlled device, so that the controlled device scrolls the corresponding page according to the page scroll instruction. The signal transmitting unit 402 is configured to transmit a laser signal.
In this embodiment, a process of implementing remote control by the key scanning unit 401, the signal transmitting unit 402, and the second control unit 403 is similar to the process provided in embodiment 2 of the present invention, and is not described in detail here.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
Example 5:
as shown in fig. 5, an embodiment of the present invention provides a signal processing system, including:
a remote control device 501 for emitting a laser signal;
the signal positioning device 502 is used for acquiring a drop point position of the laser signal and acquiring a corresponding coordinate according to the drop point position; the coordinates are transmitted to a pre-connected controlled device;
and the controlled device 503 is connected to the signal positioning device, and is configured to receive the coordinates sent by the signal positioning device and move the cursor on the screen according to the coordinates.
In this embodiment, the process of implementing signal processing by the remote control device 501, the signal positioning device 502 and the controlled device 503 is similar to the process provided in embodiment 1 of the present invention, and is not described in detail here.
In this embodiment, the signal positioning device may be pre-disposed around the screen of the controlled device; the signal positioning device may also be pre-installed on the remote control device, which is not limited herein. The signal positioning device is connected with the controlled device in a USB, HDMI, WIFI or Bluetooth mode.
In this embodiment, the remote control device 501 is further configured to scan at least one key of the body, and determine whether the key is pressed; if yes, judging whether the pressed key is a function key, a menu key or a rolling key; if the pressed key is a function key, sending a corresponding function selection instruction to the controlled device; if the pressed key is a menu key, sending a corresponding menu display instruction to the controlled device; if the pressed key is a scroll key, sending a corresponding page scroll instruction to the controlled device;
the controlled device 503 is further configured to receive a function selection instruction sent by the remote control device when the remote control device determines that the pressed key is a function key, and run a corresponding function according to the function selection instruction; when the remote control device determines that the pressed key is a menu key, receiving a menu display instruction sent by the remote control device, and displaying a corresponding menu according to the menu display instruction; and when the remote control device determines that the pressed key is a rolling key, receiving a page rolling instruction sent by the remote control device, and rolling a corresponding page according to the page rolling instruction.
In the embodiment, when the signal positioning device is arranged in the periphery of the screen of the controlled device in advance, the signal positioning device comprises a glass light guide plate, a light source and a light source, wherein the glass light guide plate is arranged in front of the screen of the controlled device in advance; the two groups of photodiodes are respectively arranged on the horizontal and vertical sides of the glass light guide plate in advance; the position acquisition module is used for detecting the two groups of light-emitting diodes and acquiring the position of a falling point of the laser signal; and the position identification module is connected with the position acquisition module and is used for converting the position of the falling point of the laser signal into a corresponding coordinate.
In this embodiment, when the signal positioning device is pre-installed on the remote control device, the signal positioning device includes: the image capturing module is used for simultaneously shooting an image displayed by the controlled device and a laser point formed by the laser signal; and the image identification module is connected with the image capture module and used for identifying the image displayed by the controlled device and the laser point, distinguishing the size of the image displayed by the controlled device and the laser point, and calculating the coordinate of the laser point after acquiring the position of the laser point in the image.
The invention has the following beneficial effects: the signal positioning device acquires corresponding coordinates according to laser signals emitted by the remote control device and sends the coordinates to the controlled device, so that the controlled device moves a cursor on a screen of the controlled device according to the coordinates, and signal processing is achieved. According to the technical scheme provided by the embodiment of the invention, the controlled device moves the cursor according to the laser signal emitted by the remote control device, and the direction key does not need to be pressed down for many times, so that the operation is simple, the use habit of a user is met, and the use by the user is convenient; the problem of when the function clauses and subclauses of electronic product are more among the prior art, the user probably needs to press down direction button many times just can move the cursor to the target function clauses and subclauses, and the operation is complicated, and the user of being inconvenient in use is solved.
The sequence of the above embodiments is only for convenience of description and does not represent the advantages and disadvantages of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A remote control method, comprising:
s10, the remote control device transmits laser signals;
s20, acquiring the position of the falling point of the laser signal by a preset signal positioning device;
s30, the signal positioning device obtains corresponding coordinates according to the drop point position;
s40, the signal positioning device sends the coordinates to a pre-connected controlled device;
and S50, the controlled device receives the coordinates sent by the signal positioning device and moves the cursor on the screen according to the coordinates.
2. The remote control method of claim 1, wherein the method further comprises:
s60, the remote control device scans at least one key of the body and judges whether the key is pressed down; if yes, go to S70; otherwise, re-executing S60;
the S70, the remote control device determining whether the pressed key is a function key, a menu key, or a scroll key; if the pressed key is a function key, performing S80 and S90; if the pressed key is a menu key, performing S91 and S92; if the pressed key is a scroll key, performing S93 and S94;
the S80, the remote control device sends a corresponding function selection instruction to the controlled device;
s90, the controlled device receives the function selection instruction sent by the remote control device, and executes the corresponding function again according to the function selection instruction, and S60 is executed again;
the S91, the remote control device sending a corresponding menu display instruction to the controlled device;
s92, the controlled device receives the menu display instruction sent by the remote control device, displays the corresponding menu according to the menu display instruction, and re-executes S60;
the S93, the remote control device sends a corresponding page scrolling indication to the controlled device;
and S94, the controlled device receives the page scrolling indication sent by the remote control device, scrolls the corresponding page according to the page scrolling indication, and re-executes the S60.
3. Remote control method according to claim 1 or 2,
the signal positioning device is arranged around a screen of the controlled device in advance; or,
the signal positioning device is arranged on the remote control device in advance.
4. Remote control method according to claim 1 or 2,
the signal positioning device is connected with the controlled device in a USB, HDMI, WIFI or Bluetooth mode.
5. A remote control system, comprising:
the remote control device is used for transmitting laser signals;
the signal positioning device is used for acquiring the position of a drop point of the laser signal, acquiring corresponding coordinates according to the position of the drop point and sending the coordinates to a pre-connected controlled device;
and the controlled device is connected with the signal positioning device and used for receiving the coordinates sent by the signal positioning device and moving the cursor on the screen of the controlled device according to the coordinates.
6. The remote control system of claim 5,
the remote control device is also used for scanning at least one key of the body and judging whether the key is pressed down; if yes, judging whether the pressed key is a function key, a menu key or a rolling key; if the pressed key is a function key, sending a corresponding function selection instruction to the controlled device; if the pressed key is a menu key, sending a corresponding menu display instruction to the controlled device; if the pressed key is a scroll key, sending a corresponding page scroll instruction to the controlled device;
the controlled device is also used for receiving a function selection instruction sent by the remote control device when the remote control device determines that the pressed key is a function key, and operating a corresponding function according to the function selection instruction; when the remote control device determines that the pressed key is a menu key, receiving a menu display instruction sent by the remote control device, and displaying a corresponding menu according to the menu display instruction; and when the remote control device determines that the pressed key is a rolling key, receiving a page rolling instruction sent by the remote control device, and rolling a corresponding page according to the page rolling instruction.
7. The remote control system according to claim 5 or 6,
the signal positioning device is arranged around a screen of the controlled device in advance; or
The signal positioning device is arranged on the remote control device in advance.
8. The remote control system according to claim 7, wherein the signal positioning device is preset around a screen of the controlled device, and the signal positioning device comprises:
the glass light guide plate is arranged in front of a screen of the controlled device in advance;
the two groups of photodiodes are respectively arranged on the horizontal and vertical sides of the glass light guide plate in advance; the position acquisition module is used for detecting the two groups of light-emitting diodes and acquiring the position of a falling point of the laser signal;
and the position identification module is connected with the position acquisition module and is used for converting the position of the falling point of the laser signal into a corresponding coordinate.
9. The remote control system of claim 7, wherein the signal locating device is pre-installed on the remote control device, the signal locating device comprising:
the image capturing module is used for simultaneously shooting an image displayed by the controlled device and a laser point formed by the laser signal;
and the image identification module is connected with the image capture module and used for identifying the image displayed by the controlled device and the laser point, distinguishing the size of the image displayed by the controlled device and the laser point, and calculating the coordinate of the laser point after acquiring the position of the laser point in the image.
10. The remote control system according to claim 5 or 6,
the signal positioning device is connected with the controlled device in a USB, HDMI, WIFI or Bluetooth mode.
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| CN201410311210.2A CN104064022A (en) | 2014-07-01 | 2014-07-01 | Remote control method and system |
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| CN201410311210.2A CN104064022A (en) | 2014-07-01 | 2014-07-01 | Remote control method and system |
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