CN115497275A - Remote control method, remote controller and regional dimming device - Google Patents
Remote control method, remote controller and regional dimming device Download PDFInfo
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- CN115497275A CN115497275A CN202211071598.4A CN202211071598A CN115497275A CN 115497275 A CN115497275 A CN 115497275A CN 202211071598 A CN202211071598 A CN 202211071598A CN 115497275 A CN115497275 A CN 115497275A
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- 230000005540 biological transmission Effects 0.000 claims description 43
- 230000011218 segmentation Effects 0.000 claims 6
- 239000011324 bead Substances 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/14—Circuit arrangements
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
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Abstract
The invention discloses a remote control method, a remote controller and a regional dimming device, which comprise the following steps: acquiring a control signal, and forming at least part of a first wireless signal according to the control signal; searching a second wireless signal, wherein the carrier frequency of the second wireless signal is the same as the carrier frequency of the first wireless signal; if the second wireless signal cannot be acquired, sending a first wireless signal; if the second wireless signal can be acquired, the first wireless signal is temporarily transmitted; the design can be used for remotely controlling the controlled equipment orderly and reasonably, thereby effectively reducing the probability of control disorder and reducing the cost.
Description
Technical Field
The invention relates to the technical field of remote control, in particular to a remote control method, a remote controller and a local dimming device.
Background
In a lamp exhibition hall or an activity venue, because the venue is large, different light source modules can be generally arranged in different areas, and workers need to utilize a remote controller to wirelessly control the light source modules in different areas, however, because a plurality of workers have the remote controllers with fixed frequency wireless transmission on hand, in the same electromagnetic space, if two (or more) remote controllers with the same carrier frequency transmit simultaneously, the mutual interference of transmitting signals can be caused, so that the receiving end of equipment can not normally receive any remote control signal code in decoding, therefore, when at least two workers control the light source modules in the same area through the remote controllers on hand simultaneously, the mutual interference exists, the receiving end of the light source modules can not receive a control instruction, and the control of the light source modules is disabled.
At present, a frequency hopping technology is adopted as an effective solution, but the frequency hopping technology has high cost and is not suitable for being used on products with sensitive price.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides a remote control method, a remote controller and a regional dimming device, which can carry out remote control orderly and reasonably, form avoidance, improve the accuracy of remote control and reduce the cost.
A remote control method according to an embodiment of the first aspect of the present invention includes the steps of: acquiring a control signal, and forming at least part of a first wireless signal according to the control signal; searching for a second wireless signal, wherein a carrier frequency of the second wireless signal is the same as a carrier frequency of the first wireless signal; if the second wireless signal cannot be acquired, sending the first wireless signal; and if the second wireless signal can be acquired, suspending the transmission of the first wireless signal.
The remote control method provided by the embodiment of the invention at least has the following beneficial effects:
according to the remote control method, when the control signal input by the user is acquired, a first wireless signal can be formed according to the control signal, the first wireless signal can control the controlled equipment, before the first wireless signal is sent, space electromagnetic wave analysis is carried out firstly, whether a second wireless signal with the same carrier frequency as the first wireless signal exists in the environment is searched, if the second wireless signal exists, whether another user sends a control instruction to the controlled equipment exists in the environment is indicated, at the moment, the first wireless signal can be sent temporarily, the situation that the controlled equipment cannot receive and respond to the control instruction due to mutual interference of the first wireless signal and the second wireless signal is effectively prevented, if the second wireless signal does not exist, the first wireless signal can be sent, the controlled equipment is reasonably controlled, the design is designed to carry out remote control on the controlled equipment orderly and reasonably, avoidance is formed, the accuracy of remote control is improved, and the cost is reduced.
According to some embodiments of the invention, suspending sending the first wireless signal if the second wireless signal can be acquired comprises: and if the second wireless signal can be acquired, suspending the transmission of the first wireless signal.
According to some embodiments of the invention, suspending sending the first wireless signal if the second wireless signal can be acquired comprises: and if the second wireless signal can be acquired, delaying a first time threshold value to send the first wireless signal.
According to some embodiments of the invention, further comprising: and acquiring a setting signal, and setting the first time threshold according to the setting signal.
According to some embodiments of the present invention, in searching for the second wireless signal, the searching is maintained until a second time threshold is reached and then the searching is stopped.
A remote controller according to an embodiment of the second aspect of the present invention includes: the input module is used for forming a control signal; the wireless transmission module is used for searching a second wireless signal and sending a first wireless signal; and the control module is respectively connected with the input module and the wireless transmission module, and can execute programs to realize the remote control method disclosed by any embodiment.
The remote controller provided by the embodiment of the invention at least has the following beneficial effects:
according to the remote controller, a user can input an operation signal into the input module, the control module can form a first wireless signal according to the operation signal, the first wireless signal can control controlled equipment, before the first wireless signal is sent, whether a second wireless signal with the same carrier frequency as the first wireless signal exists in the environment or not is searched through the wireless transmission module, if the second wireless signal exists, it is indicated that another user sends a control instruction to the controlled equipment in the environment, at the moment, the first wireless signal can be sent temporarily, the situation that the controlled equipment cannot receive and respond to the control instruction due to mutual interference of the first wireless signal and the second wireless signal is effectively prevented, if the second wireless signal does not exist, the first wireless signal can be sent through the wireless transmission module, the controlled equipment is controlled reasonably, avoidance is formed by carrying out remote control on the controlled equipment orderly and reasonably through the design, and the accuracy of remote control is improved.
According to some embodiments of the invention, the wireless transmission module comprises a first wireless transmission unit and a first wireless receiving unit, and the control module is respectively connected with the first wireless transmission unit and the first wireless receiving unit.
According to a third aspect of the present invention, an area dimming apparatus includes a plurality of light emitting modules and a plurality of remote controllers disclosed in any one of the above embodiments, the first wireless signal sent by the remote controller further includes identification information paired with at least one of the light emitting modules, the light emitting module includes a second wireless receiving unit, a processing unit and a light source unit, the processing unit is respectively connected with the second wireless receiving unit and the light source unit, the second wireless receiving unit is configured to receive a first wireless signal, and the processing unit can control the light source unit to operate according to the first wireless signal paired with the identification information.
The local dimming device according to the embodiment of the invention has at least the following beneficial effects:
according to the regional dimming device, a user can input the control signal in the input module and select the light-emitting module to be controlled, the control module can form the first wireless signal according to the control signal and the identity identification information, and the control module sends the first wireless signal according to the remote control method, so that the situation that the controlled equipment cannot receive and respond to the control instruction due to mutual interference of the first wireless signal and the second wireless signal is effectively prevented.
According to some embodiments of the present invention, the wireless transmission module is a 433 transmission module, a 315 transmission module or a 2.4G transmission module, and the second wireless receiving unit is a 433 receiving module, a 315 receiving module or a 2.4G receiving module.
According to some embodiments of the present invention, the input module is provided with a region selection unit, a time segment setting unit, and a dimming setting unit, the region selection unit is configured to acquire region selection information, the time segment setting unit is configured to acquire time segment setting information, the dimming setting unit is configured to acquire light source regulation and control information corresponding to each time period in a case of time segment according to the time segment setting information, the control module forms an operation signal according to the time segment setting information and the light source regulation and control information, the control module forms identification information according to the region selection information, and the control module forms a first wireless signal according to the operation signal and the identification information.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a flow chart of one embodiment of a remote control method of the present invention;
FIG. 2 is a block diagram of the schematic structure of one embodiment of the remote controller of the present invention;
fig. 3 is a schematic block diagram of a local dimming device according to an embodiment of the present invention.
Reference numerals:
a remote controller 100; an input module 110; a region selection unit 111; a time-slice setting unit 112; a dimming setting unit 113; a wireless transmission module 120; a first wireless transmitting unit 121; a first wireless receiving unit 122; a control module 130; a light emitting module 200; a second radio receiving unit 210; a processing unit 220; the light source unit 230.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the positional or orientational descriptions referred to, for example, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the positional or orientational relationships shown in the drawings and are for convenience of description and simplicity of description only, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and greater than, less than, more than, etc. are understood as excluding the essential numbers, and greater than, less than, etc. are understood as including the essential numbers. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a remote control method according to an embodiment of the first aspect of the present invention includes the steps of:
s100, acquiring a control signal, and forming at least part of first wireless signals according to the control signal;
s200, searching a second wireless signal, wherein the carrier frequency of the second wireless signal is the same as that of the first wireless signal;
s300, if the second wireless signal cannot be acquired, sending a first wireless signal;
s400, if the second wireless signal can be acquired, suspending the transmission of the first wireless signal.
It should be noted that both the first wireless signal and the second wireless signal may be sent by the remote controller, both the first wireless signal and the second wireless signal include a carrier band and a fundamental band superimposed on the carrier band, carrier frequencies of the first wireless signal and the second wireless signal are the same, and the fundamental band is used for representing a specific control instruction, so that fundamental frequencies of the first wireless signal and the second wireless signal are different, the device receives the first wireless signal and the second wireless signal, and can obtain a corresponding control instruction by analyzing the fundamental band, and the device operates according to the control instruction.
In particular, the remote control method of the present design is applied to a remote controller that is capable of transmitting a first wireless signal to control a device, it being understood that a second wireless signal is transmitted by another remote controller.
According to the remote control method, when the control signal input by the user is obtained, a first wireless signal can be formed according to the control signal, the first wireless signal can control the controlled equipment, before the first wireless signal is sent, spatial electromagnetic wave analysis is carried out firstly, whether a second wireless signal with the same carrier frequency as the first wireless signal exists in the environment is searched, if the second wireless signal exists, it is indicated that another user sends a control instruction to the controlled equipment in the environment, at the moment, the first wireless signal can be sent temporarily, the situation that the controlled equipment cannot receive and respond to the control instruction due to mutual interference of the first wireless signal and the second wireless signal is effectively prevented, if the second wireless signal does not exist, the first wireless signal can be sent, the controlled equipment is reasonably controlled, the design is designed to remotely control the controlled equipment orderly and reasonably, avoidance is formed, the accuracy of remote control is improved, and the cost is reduced.
In some embodiments of the present invention, in order to prevent the device from receiving the first wireless signal in a short time and causing control disorder in response to the control of the first wireless signal after receiving the second wireless signal and responding to the control of the second wireless signal, suspending the transmission of the first wireless signal if the second wireless signal can be acquired comprises: if the second wireless signal can be acquired, the first wireless signal is suspended from being sent, so that the control is more reasonable and orderly.
In some embodiments of the present invention, for more flexible control, suspending sending the first wireless signal if the second wireless signal can be acquired comprises: if the second wireless signal can be acquired, the first wireless signal is transmitted with a delay of a first time threshold.
When the second wireless signal is detected, the equipment is proved to have just responded the control of the second wireless signal, and therefore, after the first time threshold is delayed, the first wireless signal is sent, so that the equipment can firstly keep the control of the second wireless signal for a period of time and then switch to the control of the first wireless signal, the control of the first wireless signal can be flexibly responded under the condition that the probability of control disorder is effectively reduced, and the requirement of a user is met.
In some embodiments of the invention, further comprising: and acquiring a setting signal, and setting a first time threshold according to the setting signal.
In the actual use process, a user can input a setting signal according to the actual condition, the length of the first time threshold value is set by the setting signal, the use requirement of the user is met, and the method is flexible and convenient.
In some embodiments of the present invention, in order to improve the user experience, in searching for the second wireless signal, the search operation is maintained until the second time threshold is reached, and then the search operation is stopped, where the second time threshold may be set to 1s or 2s, etc., and the second wireless signal is searched for in the second time threshold with a reasonable length, so that the user does not wait for too long time after inputting the control signal, and meanwhile, whether the second wireless signal is output within the second time threshold interval can be reasonably searched for.
As shown in fig. 2, the remote control 100 according to the second aspect of the present invention includes an input module 110, a wireless transmission module 120, and a control module 130, wherein the input module 110 is configured to form a control signal, the wireless transmission module 120 is configured to search for a second wireless signal and transmit a first wireless signal, the control module 130 is connected to the input module 110 and the wireless transmission module 120, and the control module 130 is capable of executing a program to implement a remote control method disclosed in any of the above embodiments.
The control module 130 may be formed by an MCU, a CPU, or other processor in cooperation with an accessory circuit, the input module 110 may be a key or a touch screen disposed on the remote controller 100, specifically, the remote controller 100 may further be disposed with a display screen or a speaker, and the control module 130 may send a prompt signal through the display screen or the speaker when sending the first wireless signal, so that the user can know the prompt signal.
According to the remote controller 100 of the present invention, a user can input an operation signal in the input module 110, the control module 130 can form a first wireless signal according to the operation signal, the first wireless signal can control a controlled device, before the first wireless signal is sent, the wireless transmission module 120 searches whether a second wireless signal having the same carrier frequency as the first wireless signal exists in the environment, if so, it indicates that another user sends a control instruction to the controlled device in the environment, at this time, the first wireless signal can be temporarily sent, which effectively prevents the controlled device from failing to receive and respond to the control instruction due to mutual interference between the first wireless signal and the second wireless signal, if no second wireless signal exists, the first wireless signal can be sent through the wireless transmission module 120 to reasonably control the controlled device, and the design orderly and reasonably remotely controls the controlled device to form avoidance, thereby improving accuracy of remote control.
In some embodiments of the present invention, the wireless transmission module 120 is a 433 transmission module, a 315 transmission module, a bluetooth module, a WiFi module or a 2.4G transmission module, specifically, the wireless transmission module 120 includes a first wireless transmission unit 121 and a first wireless reception unit 122, the control module 130 is respectively connected to the first wireless transmission unit 121 and the first wireless reception unit 122, the first wireless transmission unit 121 is configured to transmit a first wireless signal, and the first wireless reception unit 122 is configured to search for a second wireless signal.
Of course, in some embodiments of the present invention, the wireless transmission module 120 may also be a transmission chip integrated with the transmitting and receiving functions.
As shown in fig. 2 and 3, the local dimming device according to the third embodiment of the present invention includes a plurality of light emitting modules 200 and a plurality of remote controllers 100 disclosed in any one of the above embodiments, the first wireless signal transmitted by the remote controller 100 further includes identification information paired with at least one light emitting module 200, the light emitting module 200 includes a second wireless receiving unit 210, a processing unit 220 and a light source unit 230, the processing unit 220 is respectively connected with the second wireless receiving unit 210 and the light source unit 230, the second wireless receiving unit 210 is configured to receive the first wireless signal, and the processing unit 220 can control the light source unit 230 to operate according to the first wireless signal paired with the identification information.
According to the regional dimming device, a user can input an operation signal into the input module 110 and select the light-emitting module 200 to be controlled, the control module 130 can form a first wireless signal according to the operation signal and the identity identification information, and the control module 130 sends the first wireless signal according to a remote control method, so that the situation that a controlled device cannot receive and respond to a control instruction due to mutual interference of the first wireless signal and the second wireless signal is effectively prevented.
The processing unit 220 may also be formed by an MCU, a CPU, or other processor cooperating with an auxiliary circuit, and the light source unit 230 may be formed by a plurality of single-color LED lamp beads or a plurality of multi-color LED lamp beads, etc. connected in series, in parallel, or in series-parallel, and the processing unit 220 may control the magnitude of the current output to the light source unit 230 to control the luminance of the light source unit 230, and may also control the on-off frequency of different multi-color lamp beads to adjust the color temperature of the light.
Different light emitting modules 200 can be placed in different areas, each light emitting module 200 has identification information paired with it one by one, when the remote controller 100 needs to control the light emitting modules 200 in different areas, the transmitted first wireless signal also includes identification information paired with the light emitting module 200 to be controlled, when the light emitting module 200 receives the first wireless signal, it is determined whether the identification information in the first wireless signal matches with itself, and if so, the control instruction in the first wireless signal is obtained to respond to the control.
In some embodiments of the present invention, the second wireless receiving unit 210 is a 433 receiving module, a 315 receiving module, a bluetooth module, a WiFi module, or a 2.4G receiving module.
In some embodiments of the present invention, the input module 110 is provided with a region selection unit 111, a time segment setting unit 112, and a dimming setting unit 113, the region selection unit 111 is configured to obtain the region selection information, the time segment setting unit 112 is configured to obtain the time segment setting information, the dimming setting unit 113 is configured to obtain the light source control information corresponding to each time segment in the case of time segment according to the time segment setting information, the control module 130 forms the control signal according to the time segment setting information and the light source control information, the control module 130 forms the identification information according to the region selection information, and the control module 130 forms the first wireless signal according to the control signal and the identification information.
The input module 110 includes a touch display screen, and may also include a display screen, a keyboard, and other external devices, and may display a region selection window, a time segment setting window, a dimming setting window, and the like on the display screen, where a user may set related parameters in each window, the region selection unit 111 may obtain region selection information input by the user from the region selection window, the time segment setting unit 112 may obtain time segment setting information input by the user from the time segment setting window, the dimming setting unit 113 may obtain regulation information input by the user from the dimming setting window, and after the user selects a region to be regulated, the time may be segmented, for example, 10:00-11:00 is a first interval, 11:00-11:30 is a second interval, and so on, in each interval, the regulation information may be set, for example, the light emitting module 200300 is controlled to operate at 100% rated light emitting power, or operate at 50% rated light emitting power, specifically, the light emitting power may be modulated in a graded manner, or stepless modulation may be implemented, so as to control the light source to operate reasonably according to actual conditions, and save electric energy.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A remote control method, comprising the steps of:
acquiring a control signal, and forming at least part of a first wireless signal according to the control signal;
searching for a second wireless signal, wherein a carrier frequency of the second wireless signal is the same as a carrier frequency of the first wireless signal;
if the second wireless signal cannot be acquired, sending the first wireless signal;
and if the second wireless signal can be acquired, suspending the transmission of the first wireless signal.
2. A remote control method according to claim 1, characterized in that: the suspending the transmission of the first wireless signal if the second wireless signal can be acquired comprises: and if the second wireless signal can be acquired, suspending the transmission of the first wireless signal.
3. A remote control method according to claim 1, characterized in that: the suspending the transmission of the first wireless signal if the second wireless signal can be acquired comprises: and if the second wireless signal can be acquired, delaying a first time threshold value to send the first wireless signal.
4. A remote control method as claimed in claim 3, further comprising: and acquiring a setting signal, and setting the first time threshold according to the setting signal.
5. A remote control method as claimed in claim 1, characterized in that the searching is maintained in the search for the second radio signal until a second time threshold is reached, after which the searching is stopped.
6. A remote control, comprising:
the input module is used for forming a control signal;
the wireless transmission module is used for searching a second wireless signal and sending a first wireless signal;
a control module connected to the input module and the wireless transmission module, respectively, the control module being capable of executing programs to implement a remote control method according to any one of claims 1 to 5.
7. A remote control as claimed in claim 6, characterized in that: the wireless transmission module comprises a first wireless transmitting unit and a first wireless receiving unit, and the control module is respectively connected with the first wireless transmitting unit and the first wireless receiving unit.
8. An area dimming device, comprising a plurality of light emitting modules and a plurality of remote controllers as claimed in claim 7, wherein the first wireless signal sent by the remote controller further comprises identification information paired with at least one of the light emitting modules, the light emitting modules comprise a second wireless receiving unit, a processing unit and a light source unit, the processing unit is respectively connected with the second wireless receiving unit and the light source unit, the second wireless receiving unit is used for receiving a first wireless signal, and the processing unit can control the light source unit to operate according to the first wireless signal paired with the identification information.
9. A local dimming device as claimed in claim 8, wherein: the wireless transmission module is a 433 transmission module, a 315 transmission module or a 2.4G transmission module, and the second wireless receiving unit is a 433 receiving module, a 315 receiving module or a 2.4G receiving module.
10. A local dimming device according to claim 8, wherein: the input module is provided with a region selection unit, a time segmentation setting unit and a dimming setting unit, the region selection unit is used for obtaining region selection information, the time segmentation setting unit is used for obtaining time segmentation setting information, the dimming setting unit is used for obtaining light source regulation and control information corresponding to each time interval under the condition of time segmentation according to the time segmentation setting information, the control module forms an operation signal according to the time segmentation setting information and the light source regulation and control information, the control module forms identity identification information according to the region selection information, and the control module forms a first wireless signal according to the operation signal and the identity identification information.
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| CN202211071598.4A CN115497275B (en) | 2022-09-02 | 2022-09-02 | Remote control method, remote controller and regional dimming device |
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