CN113039867A - Wireless control device, signal transmission method and manufacturing method thereof - Google Patents

Wireless control device, signal transmission method and manufacturing method thereof Download PDF

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Publication number
CN113039867A
CN113039867A CN202180000203.9A CN202180000203A CN113039867A CN 113039867 A CN113039867 A CN 113039867A CN 202180000203 A CN202180000203 A CN 202180000203A CN 113039867 A CN113039867 A CN 113039867A
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CN
China
Prior art keywords
wireless control
driving
wireless
signal
control device
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CN202180000203.9A
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Chinese (zh)
Inventor
刘远芳
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Guangdong Yibailong Intelligent Technology Co ltd
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Guangdong Yibailong Intelligent Technology Co ltd
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Priority claimed from CN202011572340.3A external-priority patent/CN112290739B/en
Application filed by Guangdong Yibailong Intelligent Technology Co ltd filed Critical Guangdong Yibailong Intelligent Technology Co ltd
Publication of CN113039867A publication Critical patent/CN113039867A/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10Controlling the light source
    • H05B47/175Controlling the light source by remote control
    • H05B47/19Controlling the light source by remote control via wireless transmission
    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention provides a wireless control device and a method for transmitting multi-channel signals with the same frequency, wherein the wireless control device transmits a wireless control signal to a signal receiving end, the wireless control device comprises an operation module, a control module, a transmitting module and a power supply module, wherein the signal transmitting module adopts a fixed specific frequency to transmit the wireless control signal, the wireless control device is provided with a unique ID (identity), the wireless control signal contains the ID identity information, and the signal transmission time of the wireless control signal is shorter than the duration time of the operation action, so that the wireless control signals are transmitted by a plurality of wireless control devices in the same operation environment at the same time without mutual interference by utilizing the same specific frequency time-sharing transmission signal.

Description

Wireless control device, signal transmission method and manufacturing method thereof
Technical Field
The invention relates to the field of wireless signal transmission control, in particular to a method for transmitting a multi-channel signal at the same frequency.
Background
With the development of intelligent buildings, intelligent buildings and intelligent home industries, wireless communication modes are gradually adopted to control electrical equipment such as lamps, curtains and air conditioners in the buildings, especially intelligent control over the lamps is achieved, workload of embedding electric wires can be reduced, construction period is shortened, energy is saved, environment is protected, and wireless control gradually becomes an important means for controlling electrical equipment such as the lamps based on the advantages.
The wireless control mode commonly used at present is mainly based on techniques such as bluetooth and Zigbee, use the radio wave transmission wireless signal of 2.4GHZ frequency channel even higher, but in the building because reinforced concrete is very big to the decay of extremely high frequency signal, lead to its control distance to very reduce in the building, need increase relay node device and just can solve the not enough problem of control distance, thereby greatly increased equipment and use cost and installation and maintenance degree of difficulty, relay node device's installation still need increase the supply position of power simultaneously, and then also will compress the design space of building. Meanwhile, the number of channels in the 2.4GHZ-5GHZ band is small, for example, the number of channels of home Wi-Fi is about 11-32, but there are many devices operating with 2.4GHZ-5GHZ frequency, such as a large number of bluetooth headsets, mobile phones, Wi-Fi and other devices continuously transmitting wireless signals, which easily causes signal blockage. Taking wireless control of the lamp as an example, in a household, there are about 10-20 lamps, and if technologies such as bluetooth and Zigbee are used to wirelessly control the lamp, the lamp is easily affected by other devices, so that the lamp control device is broken down and fails.
On the other hand, if a lower frequency is used to transmit a wireless signal, for example, a 433MHZ very high frequency is used, since the wavelength is longer, the energy absorbed and reflected by the reinforced concrete is less, so that the signal attenuation can be reduced, and the purpose of increasing the indoor communication distance can be achieved, but as shown in fig. 1, since tens or hundreds of lamps are wirelessly controlled at the same time in the frequency band, the prior art will have the problem of co-frequency interference, and if each lamp is controlled by a different frequency, the frequency spectrum resources will be greatly occupied and the production cost will be increased.
Disclosure of Invention
The invention solves the technical problem that the wireless terminal can not be controlled by the same frequency, and realizes the beneficial effects that a plurality of wireless control devices can be operated simultaneously in the same control environment and transmit the wireless signals without mutual interference.
One of the main advantages of the present invention is to provide a wireless control device, a signal transmission method thereof and a manufacturing method thereof, wherein the wireless control device transmits wireless signals in a time-sharing manner at the same frequency, so that a plurality of wireless control devices in the same operating environment can be operated simultaneously and transmit the wireless signals without interfering with each other by reducing the time width of signal transmission, and thus tens or even hundreds of wireless signals can be transmitted at one frequency point, thereby saving limited spectrum resources.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method thereof, and a manufacturing method thereof, which can transmit control commands of a plurality of channels on the same frequency by using a characteristic of a time difference generated when the wireless control device operates.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method thereof, and a manufacturing method thereof, wherein the wireless control device transmits a wireless signal by using a frequency band with a longer wavelength, thereby greatly reducing the influence of reinforced concrete on signal attenuation and solving the problem of short communication distance of the control signal of the wireless control device.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the radiation power of the transmitting module for transmitting the wireless signal is greater than or equal to 0dBm (i.e. 1 milliwatt) and less than or equal to 15dBm, so as to save energy consumption of the wireless control device and avoid mutual interference between the wireless control devices in different operating environments.
Another advantage of the present invention is to provide a wireless control apparatus, a signal transmission method and a manufacturing method thereof, in which the specific frequency is 433MHZ or 868MHZ to prevent control malfunction due to signal attenuation.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the signal transmission time width is less than 100 ms, so that a plurality of wireless control devices can be accommodated in the same operating range and used simultaneously without interfering with each other.
It is another advantage of the present invention to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the signal transmission time width is less than 2 ms or the signal transmission time width is less than 1/10 of the actuation duration, so that more wireless control devices can be accommodated in the same operating range for simultaneous use without interference.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the wireless control module is coupled to the signal receiving terminal in a pairing manner, and the signal receiving terminal stores information of the ID of the wireless control module coupled thereto to determine whether response processing is required for the received wireless signal through the ID screening, thereby greatly reducing the signal transmission congestion.
Another advantage of the present invention is to provide a wireless control apparatus, a signal transmission method and a manufacturing method thereof, wherein the radiation power of the wireless signal emitted by the emitting module is greater than or equal to 0dBm (i.e. 1 milliwatt) and less than or equal to 15dBm, the specific frequency is 433MHZ or 868MHZ, so as to avoid control failure due to signal attenuation, the signal emitting time width is less than 100 milliseconds or the signal emitting time width is less than 1/10 of the actuation duration, the wireless control module is coupled to the signal receiving terminal, the signal receiving terminal stores information of the ID of the wireless control module coupled thereto, so as to determine whether response processing is required for the received wireless signal through preliminary screening of the ID, so as to realize sensitive control of the wireless control apparatus under low power consumption, the wireless control devices can transmit the wireless signals simultaneously and without mutual interference in the same operation environment.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method thereof, and a manufacturing method thereof, which are capable of implementing common-frequency time-sharing transmission of wireless signals respectively transmitted by two or more wireless control devices in the same operating environment, when the wireless control devices are operated simultaneously, wherein a time interval between a first signal transmission time width of a first wireless control device and a second signal transmission time width of a second wireless control device is greater than or equal to 20 μ s, so as to reduce a bandwidth occupied by the wireless signals.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the wireless control device can generate and transmit the wireless signal only by using a small amount of power to perform wireless control, so as to effectively reduce the requirement of the wireless control device on the power supplied by the power supply module, so that the power supply module can be a battery or other micro power generation devices.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method and a manufacturing method thereof, wherein the power supply module further comprises a power generating device, wherein the driving device is labor-saving and can be automatically reset.
Another advantage of the present invention is to provide a wireless control apparatus, a signal transmission method thereof, and a manufacturing method thereof, in which the driving apparatuses are attracted to each other by a magnetic attraction function when they are stationary, and are separated from each other by a force applied thereto, thereby preventing noise due to collision.
Another advantage of the present invention is to provide a wireless control device, a signal transmission method thereof and a manufacturing method thereof, wherein the driving device can be automatically reset without a spring, so that the driving force required by the driving device is reduced, and the operation is facilitated.
Another advantage of the present invention is to provide a wireless control apparatus, a signal transmission method thereof, and a manufacturing method thereof, in which the driving apparatus significantly reduces the generation of extremely strong mechanical noise when driving a generator.
Another advantage of the present invention is to provide a wireless control apparatus, a signal transmission method and a manufacturing method thereof, wherein the driving apparatus has a simple and reliable structure, is implemented at low cost, and does not require expensive equipment and complicated mechanical structures. The present invention therefore succeeds in providing a cost-effective solution.
Additional advantages and features of the invention will be set forth in the detailed description which follows and in part will be apparent from the description, or may be learned by practice of the invention as set forth hereinafter.
In accordance with one aspect of the present invention, the wireless control device of the present invention capable of achieving the above and other objects and advantages, which transmits a wireless signal to a signal receiving terminal, comprises:
the operation module generates an operation instruction according to an operation action;
the control module generates a corresponding coding and control command according to the operation instruction and controls the signal transmission time width of the wireless signal;
the transmitting module transmits the wireless signal according to the control of the control module; and
the power supply module is electrically connected with the control module and the transmitting module, and the operation module triggers the power supply module to supply electric energy to the control module and the transmitting module;
the transmitting module transmits the wireless signal by adopting a fixed specific frequency, the wireless control device is provided with an ID (identity) identification, the wireless signal contains information of the ID identification, and the signal transmitting time width is set to be smaller than the actuation duration of the operation action so as to transmit the wireless signal by utilizing the same specific frequency in a same-frequency time-sharing manner, so that a plurality of wireless control devices in the same control environment can be operated at the same time and transmit the wireless signal without mutual interference.
In one embodiment, the signal emission time width is less than 1/10 of the actuation duration.
In one embodiment, the radiation power of the wireless signal transmitted by the transmitting module is greater than or equal to 0dBm and less than or equal to 15 dBm.
In one embodiment, the specific frequency is a frequency below 5 GHZ.
In an embodiment, the wireless control device is connected in a pairing manner with the signal receiving end, and the signal receiving end stores information of the ID of the wireless control device paired therewith, so as to determine whether response processing is required on the received wireless signal through ID screening.
In one embodiment, the radiation power of the wireless signal transmitted by the transmitting module is greater than or equal to 0dBm and less than or equal to 15dBm, the specific frequency is a frequency below 5GHZ, the signal transmission time width is less than 2 milliseconds or the signal transmission time width is less than 1/10 of the actuation duration, the wireless control module is connected in pair with the signal receiving end, and the signal receiving end stores the information of the ID of the wireless control module with which it is paired, so as to determine whether response processing is required on the received wireless signal through the ID screening.
In one embodiment, when two or more wireless control devices exist in the same operating environment and each wireless control device is operated simultaneously, the time interval between the first signal transmission time width of a first wireless control device and the second signal transmission time width of a second wireless control device is greater than or equal to 20 μ s.
In one embodiment, the power supply module further comprises a power generation device, which may be an electromagnetic power generator or a piezoceramic power generator or other power generator in the form of converting mechanical energy into electrical energy.
In one embodiment, the power supply module further comprises a power generation device, the power generation device is directly or indirectly triggered by the operation action of the operation module and generates and outputs electric energy, the power generation device comprises at least one driving device and at least one power generation coil, wherein the power generation coil is arranged on the driving device, the driving device drives the power generation coil to generate induced electric energy, the driving device comprises a driving bracket, an energy storage device, a brake and at least one magnetic attraction device, the brake is attracted to the magnetic attraction device, the brake conducts the magnetic force of the magnetic attraction device, the energy storage device is arranged on the driving bracket, the driving bracket has a movable fulcrum, and when the driving bracket is subjected to a large enough driving acting force, the driving bracket rotates around the movable fulcrum, wherein the coil is disposed on the brake, the coil generates induced electrical energy in a magnetic field generated by the magnetic attraction device when the driving bracket rotates around the movable fulcrum, wherein the magnetic attraction device is fixed to the driving bracket and can rotate synchronously with the driving bracket, wherein the driving bracket comprises at least a pivoting end and a driving end extending from the pivoting end, wherein the movable fulcrum is located at the pivoting end of the driving bracket, the magnetic attraction device is fixedly disposed at the driving end of the driving bracket, wherein the driving end of the driving bracket can rotate around the movable fulcrum of the driving bracket when a force is applied to the driving end of the driving bracket, wherein the brake is a magnetically conductive metal material or alloy material, the coil is wound on the brake, wherein the energy accumulator is disposed at the driving end of the driving bracket, the energy accumulator stores elastic potential energy, in a normal state, the magnetic attraction device at the driving end is adsorbed to one end of the brake under the action of magnetic force, the driving end is adsorbed to the brake to be locked, when an external force drives the energy input end of the energy accumulator, because the driving end is adsorbed to the brake in advance, the energy accumulator cannot immediately drive the driving support to swing, the energy accumulator starts to deform under the pushing of the external force and gradually stores the elastic potential energy, the energy accumulator continuously bends, the elastic potential energy is larger and larger, when the elastic potential energy stored in the energy accumulator exceeds the magnetic attraction acting force of the brake adsorbing the magnetic attraction device, the driving support rotates around the movable fulcrum to enable the driving end and the brake to be separated from each other, when the separation distance is less than 0.3 mm and the external force is relieved, the driving support can automatically reset under the magnetic attraction effect of the brake, so that the driving acting force required when the power generation device is driven is reduced.
According to another aspect of the present invention, there is also provided a time division based transmission method for the same-frequency multichannel signals, which is applied to two or more wireless control devices of claim 1 in the same operating environment, wherein each of the wireless control devices has the same specific frequency to transmit the wireless signals in the same-frequency time division manner, and the signal transmission time width of each of the wireless control devices is reduced, so that two or more wireless control devices in the operating environment can be operated simultaneously and respectively transmit the wireless signals without interfering with each other, wherein the method includes the following steps:
A. a first wireless control device is operated to transmit a first wireless signal, and a second wireless control device is also operated at the same time;
B. the first wireless control device transmits the first wireless signal to a first signal receiving end, and then the second wireless control device starts to transmit a second wireless signal;
C. the second wireless control device transmits the second wireless signal to a second signal receiving end.
In an embodiment, a time interval between a first signal transmission time width of the first wireless control device and a second signal transmission time width of the second wireless control device is greater than or equal to 20 μ s.
According to another aspect of the present invention, the present invention further provides a method for manufacturing a wireless control device for transmitting wireless signals in a time-sharing manner at the same frequency, wherein the wireless control device is capable of transmitting a wireless signal, the wireless control device has an ID identifier, and the wireless signal contains information of the ID identifier, the method includes:
A. 1/10 setting the signal emission time width to be less than 2 milliseconds or the signal emission time width to be less than the actuation duration so as to enable a plurality of wireless control devices in the same control environment to be operated simultaneously and transmit the wireless signals without interfering with each other by reducing the signal emission time width;
B. setting the radiation power of the wireless signal transmitted by the transmitting module to be less than or equal to 15dBm so as to reduce mutual interference among different operating environments;
C. the wireless control devices are set to transmit the wireless signals by adopting a fixed specific frequency, so that when a plurality of wireless control devices exist in the same operation environment, the wireless control devices are used for transmitting the wireless signals of the wireless control devices in a same-frequency time-sharing manner by utilizing the same specific frequency, and the bandwidth occupied by the wireless signals is further reduced.
In one embodiment, the wireless control device further includes an operation module, a power supply module, the power supply module further includes a power generation device, the power generation device is directly or indirectly triggered by the operation of the operation module to generate and output electric energy, the power generation device includes at least one driving device and at least one power generation coil, wherein the power generation coil is disposed on the driving device, the driving device drives the power generation coil to generate induced electric energy, the driving device includes a driving bracket, an energy storage device, a brake and at least one magnetic attraction device, wherein the brake is attracted to the magnetic attraction device, the brake conducts the magnetic force of the magnetic attraction device, the energy storage device is disposed on the driving bracket, and the driving bracket has a movable fulcrum, when the driving bracket is subjected to a sufficiently large driving acting force, the driving bracket rotates around the movable fulcrum, wherein the coil is arranged on the brake, when the driving bracket rotates around the movable fulcrum, the coil generates induced electric energy in a magnetic field generated by the magnetic attraction device, the magnetic attraction device is fixed on the driving bracket and can synchronously rotate along with the driving bracket, wherein the driving bracket comprises at least one pivoting end and a driving end extending from the pivoting end, the movable fulcrum is positioned at the pivoting end of the driving bracket, the magnetic attraction device is fixedly arranged at the driving end of the driving bracket, when the driving end of the driving bracket is stressed, the driving end of the driving bracket can rotate around the movable fulcrum of the driving bracket, the brake is made of magnetic conductive metal material or alloy material, and the coil is wound on the brake, the energy accumulator is arranged at the driving end of the driving support, the energy accumulator stores elastic potential energy, in a normal state, the magnetic attraction device at the driving end is adsorbed with one end of the brake under the action of magnetic force, the driving end is adsorbed and locked by the brake, when the energy input end of the energy accumulator is driven by external force, the energy accumulator cannot immediately drive the driving support to swing as the driving end is adsorbed by the brake in advance, the energy accumulator starts to deform under the pushing of the external force and gradually stores the elastic potential energy, the energy accumulator continuously bends and has larger and larger elastic potential energy, and when the elastic potential energy stored in the energy accumulator exceeds the magnetic attraction acting force of the brake on the magnetic attraction device, the driving support rotates around the movable fulcrum to enable the driving end and the brake to be separated from each other, when the separation distance is less than 0.3 mm and the external force is relieved, the driving support can automatically reset under the magnetic attraction effect of the brake.
In one embodiment, when two or more wireless control devices exist in the same operating environment and each wireless control device is operated simultaneously, the time interval between the first signal transmission time width of a first wireless control device and the second signal transmission time width of a second wireless control device is greater than or equal to 20 μ s.
Drawings
Fig. 1 is a schematic diagram of two-way co-frequency signal transmission according to the prior art.
FIG. 2 is a block diagram of a wireless control device according to a preferred embodiment of the invention
Fig. 3 is a basic schematic diagram of the same-frequency time-sharing control of radio signals in the radio control apparatus according to a preferred embodiment of the present invention.
Fig. 4 is a schematic diagram of the signal transmission time intervals of two wireless control devices operating simultaneously according to the above preferred embodiment of the present invention.
Fig. 5 is a schematic distribution diagram of the wireless control device in a plurality of adjacent operating environments according to the above preferred embodiment of the present invention.
Fig. 6 is a schematic diagram of a driving device in a power generation device according to the above preferred embodiment of the invention.
Fig. 7A and 7B are sectional views of the driving apparatus according to the above preferred embodiment of the present invention.
Fig. 8 is an overall schematic diagram of a power generation device according to the above preferred embodiment of the invention.
Fig. 9A and 9B are sectional views of the power generation device according to the above preferred embodiment of the present invention.
Fig. 10A to 10C are schematic views illustrating the operation of the power generation device according to the above preferred embodiment of the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and thus the above terms are not to be construed as limiting the present invention.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
In a home, office or hotel application, there are typically no more than about 30 lights that need to be controlled by the user. With respect to the wireless switches in the prior art, if the wireless switches in the room are operated at different times, although the number of the wireless switches is large, the control signals of the wireless switches do not interfere with each other and conflict with each other even though they are at the same wireless frequency, and no signal blocking occurs, as shown in fig. 1, where S11 and S21 are the wireless switches, C1 and C2 are the receiving controllers, and L1 and L2 are the loads, if two or more wireless switches are operated simultaneously and the wireless switches transmit the control signals through the same wireless frequency, the signals transmitted by the two wireless switches will overlap in time, and thus mutual interference will occur, and a situation that the control of each wireless switch fails will occur. In real life, this situation may be caused by signal collision between the wireless switches in the same operating environment, or signal collision caused by remote communication of the wireless switches in other operating environments in the same building or other buildings to the surroundings, so that wireless transmission of signals with the same frequency is not allowed in the prior art.
In the smart home industry, the term "short-range" generally refers to a communication distance of about 10 meters, such as a communication distance of a wireless headset or the like, and the term "long-range" generally refers to a communication distance of about 50-100 meters.
Referring to fig. 2 to 4 of the present specification, a wireless control device according to a preferred embodiment of the present invention is illustrated in the following description. The wireless control device transmits a wireless signal to a signal receiving end, and comprises an operation module 1000, a control module 2000, a transmitting module 3000 and a power supply module 4000, wherein the operation module 1000 generates an operation instruction according to an operation action, the control module 2000 generates a corresponding encoding and control command according to the operation instruction generated by the operation module 1000 and controls a signal transmitting time width 3001 of the wireless signal, wherein the transmitting module 3000 transmits the control signal outwards according to the control of the control module 2000, the power supply module 4000 is electrically connected to the control module 2000 and the transmitting module 3000, and the operation module 1000 triggers the power supply module 4000 to supply electric energy to the control module 2000 and the transmitting module 3000.
Preferably, the transmitting module 3000 transmits the wireless signal with a fixed specific frequency, the wireless control device has an ID identifier, the ID identifier is recorded in the control module 2000, the wireless signal includes the ID identifier information, and the signal transmitting time width 3001 of the wireless signal is smaller than the actuation duration 1001 of the operation action, so that the wireless control devices in the same operating environment can be operated simultaneously and transmit the wireless signal without interfering with each other by using the same specific frequency time-sharing transmitting signal.
In detail, when the wireless control device is actually produced, the wireless control device is uniformly set to be the same specific frequency, so that the production is facilitated, and the production efficiency can be greatly improved. By applying the technology disclosed by the invention, when two or more wireless control devices exist in the same control environment, the wireless control devices adopt the same specific frequency to transmit wireless signals, so that the same-frequency time-sharing transmission of the wireless signals can be easily realized, and the bandwidth occupied by the wireless signals is reduced.
It is understood that, in the present invention, the signal transmission time width 3001 is a duration for which the transmission module 3000 transmits the wireless signal once.
It is understood that transmitting the wireless signal once means that the control purpose can be achieved by using the wireless signal once, and in some embodiments, the same wireless signal may be repeatedly transmitted for a plurality of times, but the control purpose can be achieved by using only one of the wireless signals.
It is understood that, in the present invention, the actuation duration 1001 refers to the time when the operating module 1000 is forced to move and triggers the power supply module 4000 to generate power until the operating module 1000 stops moving. In other words, the actuation duration 1001 refers to the time required for the operator to operate the wireless control device by hand once. The actuation duration time is more than or equal to 0.1 second and less than or equal to 0.5 second.
It is understood that "simultaneously" as used herein is macroscopically simultaneous operation, whereas at the microscopic level the actual emission time of the signal is at least 0.1 second difference in time between the actions.
In detail, as shown in fig. 3 and 4, when the human hand presses the switch, the fastest time for completing one operation is about 0.1 second, namely 100 milliseconds, and if the wireless control device is enabled to complete a signal transmission task in a very short time, for example, within 10 milliseconds, when two or more of the wireless control devices are pressed simultaneously, assuming that two of the wireless control devices are operating simultaneously at the fastest speed, within a time difference of 100 milliseconds, since there is a time difference in the actuation duration 1001 of each of the wireless control devices, the signal emission time width 3001 of each wireless signal is smaller than the corresponding actuation duration 1001, that is, each wireless signal is transmitted within the actuation duration, so the wireless signals generated by the two wireless control devices are not overlapped. In other words, during the first actuation duration 1001a of the first wireless control device, the first wireless signal is transmitted, and during the second actuation duration 1001b of the second wireless control device, the second wireless signal is transmitted, but since the time during which the first wireless signal and the second wireless signal exist is extremely short, although macroscopically the first wireless control device and the second wireless control device operate simultaneously, there is a time interval between the microscopically two operating times, i.e., the actuation duration 1001, as long as the first signal emission time width 3001a of the first wireless signal is smaller than the first actuation duration 1001a of the first wireless control device, and the second signal emission time width 3001b of the second wireless signal is smaller than the second actuation duration 1001b of the second wireless control device, the probability that the first wireless signal and the second wireless signal will be generated and transmitted simultaneously is extremely low, although macroscopically each of the wireless control devices is operated simultaneously, since signals are microscopically generated and transmitted in a time-sharing manner, mutual interference does not occur.
It is understood that, in the present invention, operating the wireless control device means performing an operation action on the corresponding wireless control device to actuate the wireless control device, and the operation action includes, but is not limited to, pressing or otherwise performing an operation action on the wireless control device to actuate the wireless control device.
It is to be understood that, in order to distinguish and describe the wireless signals, the present invention is specifically named as "first wireless signal" and "the second wireless signal", but in practical application, there is no limitation that the first and the second signals are different, or that which signal must be before or which signal must be after; in particular, the terms "first" and "second" refer to that when two wireless control devices are actuated simultaneously, according to the design of the present invention, a plurality of wireless control devices emit signals at different times in sequence.
Preferably, a time interval Δ t between the first signal emission time width 3001a of the first wireless control apparatus and the second signal emission time width 3001b of the second wireless control apparatus is equal to or greater than 20 μ s.
Therefore, even if the signals are transmitted in the same frequency, if a time difference is generated, that is, the signals can be transmitted in a time-sharing manner, the two signals will not interfere with each other. The principle is similar to the 'zipper passing' of automobile running, and as long as each automobile drives into the same channel in a staggered manner, all the automobiles can smoothly drive into the same lane to move forwards without being blocked. In other words, if the time for transmitting the signal is less than 0.1 second, there is no signal collision when the user operates the wireless switch to transmit the signal, that is, although the two control signals have the same frequency, they are not transmitted simultaneously.
In more detail, if the period of the wireless control device transmitting the wireless signals is further shortened, for example, the wireless control device completes one wireless signal transmission within 5 milliseconds, then if 10 wireless control devices are operated in a time difference of 100 milliseconds, the 10 wireless signals will not collide with each other, that is, will not affect each other, according to the above principle.
It can be understood that in real life, when a user presses a switch on a wall with a hand, the switch is not pressed at the fastest speed every time, the whole operation action lasts for about 0.5 second from pressing to releasing normally, namely, the time is 500 milliseconds, so that the time of 500 milliseconds can be used for enabling a plurality of wireless switches to independently complete one control task as far as possible.
Preferably, the control radius range of the wireless control device does not exceed 20 meters, so as to reduce the probability that a plurality of wireless control devices simultaneously transmit wireless signals to interfere with each other in the same operating environment.
It is understood that if one wireless switch is allowed to complete one communication within 10 milliseconds, then in a period of 500 milliseconds, it is theoretically possible to allow 500/10-50 switches to be operated simultaneously, respectively, whereas in daily life, the probability that more than 10 wireless switches are operated simultaneously in a range of 20-50 meters in radius is almost nonexistent. If the time for each wireless control device to transmit the wireless signal is further shortened, for example, to 2 milliseconds, in a daily home environment, when the wireless control devices are operated by hands to transmit the wireless signal, it is theoretically possible to allow 500/2 × 0.2 — 50 wireless control devices to be operated simultaneously without signal collision in one operation process, that is, in 500 milliseconds, where 0.2 is a tolerance ratio.
Preferably, the signal emission time duration 3001 is less than 2 milliseconds.
It can be understood that in the intelligent furniture system, according to the requirements of various homes and offices, in the range of 150 square meters, only less than 20 wireless control devices are required to be arranged, so that the signal transmission time width 3001 of the wireless signals transmitted by each wireless control device once is set to be less than 2 milliseconds, so that the collision can not occur basically when the same-frequency wireless signals are transmitted in the space.
Preferably, the radiation power of the wireless signal emitted by the emission module 3000 is greater than or equal to 0dBm (i.e. 1 milliwatt) and less than or equal to 15dBm, so as to save energy loss of the wireless control device, control the radiation range of each wireless signal, and reduce the probability of collision of the wireless signals.
Preferably, the specific frequency is a frequency below 5GHZ to avoid control failure due to signal attenuation.
It can be understood that, as shown in fig. 5, at the very high frequency band of 433MHZ, the reliable transmission radius of the indoor wireless signals can be controlled between 5 meters and 20 meters, if 20 wireless control devices are deployed in the home 1, as described above, each wireless control device in the home 1 basically has no signal collision in daily use, and other homes, such as the home 2-home 5, have no mutual influence because the distance from the home 1 exceeds the effective control range, i.e. the home 1 and the stop-call 2-home 5 are not in the same operating environment, and the signals of the wireless control devices in other homes do not cover the operating environment of the home 1.
Preferably, the wireless control module 2000 is connected to the signal receiving end in a pairing manner, and the signal receiving end stores the information of the ID of the wireless control module 2000 paired therewith, so as to determine whether to respond to the received wireless signal through the ID preliminary screening.
It will be appreciated that in actual production, the ID-identified information may be stored in the control module, and each wireless control device has unique ID-identified information, i.e. the ID-identified information of each wireless control device is not duplicated. The ID identifiers are burned in each wireless control device, and by adopting the manner that the wireless control module 2000 is connected with the signal receiving end in a pairing manner, tens of thousands of wireless control devices can be deployed in hundreds of residential buildings of a residential community without generating wrong control.
In detail, based on the above technical solution of the present invention, the wireless control device of the present invention is deployed in any furniture location around the world, and as long as there are three factors, namely, the signal time difference and the ID difference of the wireless signal, and each wireless control device and the signal receiving end are paired and used, the wireless signal can be reliably transmitted at the same frequency, so that the frequency spectrum resource is saved, the manufacturing cost is reduced, and the popularization and application are facilitated.
In more detail, the ID difference is that different IDs (Identity document identification numbers) are recorded in the control module 2000 of each wireless control device, and when the wireless control devices transmit the wireless signals, the signal receiving end can identify which wireless control device they are, thereby reducing identification errors. Each wireless control device is paired with the signal receiving end for use, that is, the ID of the wireless control device is stored in the signal receiving end matched with the wireless control device for use, which is called pairing, that is, the process of pre-identifying and storing is performed, so that when a plurality of wireless control devices transmit the wireless signals, the signal receiving end only responds to the paired wireless control devices, thereby realizing reliable control.
Preferably, the radiation power of the wireless signal transmitted by the transmitting module is greater than or equal to 0dBm (i.e. 1 milliwatt) and less than or equal to 15dBm, the specific frequency is a frequency below 5GHZ, the signal transmission time width 3001 is less than 2 milliseconds, the wireless control module is connected in a pairing manner with the signal receiving end, and the signal receiving end stores information of the ID of the wireless control module in the pairing manner, so as to determine whether response processing is required on the received wireless signal through preliminary screening of the ID.
Referring to fig. 6 to 10C of the drawings accompanying the present specification, in accordance with a preferred embodiment of the present invention, the power supply module 4000 further includes a power generating device that is triggered by the operation of the operation module and generates and outputs electric power, and the power generating device with the driving device 100A is explained in the following description. The power generation device further comprises at least one coil 200A, wherein the coil 200A is arranged on the driving device 100A, and the driving device 100A drives the coil 200A to generate induced electric energy.
It can be understood that, in the present invention, the driving device 100A drives the coil 200A to generate the induced electrical energy means that the magnetic flux around the coil 200A is changed by the movement of the driving device 100A, so as to cause the coil 200A to generate the induced electrical energy, wherein the coil 200A may be moving or stationary in the process, which is not limited in the present invention.
In detail, the driving device 100A includes a driving bracket 10A, an energy storage 20A, a brake 30A and at least one magnetic attraction device 40A, wherein the brake 30A is attracted to the magnetic attraction device 40A, and the brake 30A conducts the magnetic force of the magnetic attraction device 40A. It is worth mentioning that the power generation device further comprises a housing, wherein the driving device 100A is disposed inside the housing. The stopper 30A is fixedly provided to the housing, wherein the accumulator 20A is provided to the driving bracket 10A, and the driving bracket 10A has a movable fulcrum about which the driving bracket 10A rotates when the driving bracket 10A receives a sufficiently large driving force. The coil 200A is disposed on the stopper 30A, and when the driving bracket 10A rotates around the movable fulcrum, the coil 200A generates induced electric energy in the magnetic field generated by the magnetic attraction device 40A.
It should be noted that the energy storage device 20A includes a fixed end 21A and an energy storage end 22A extending outward from the fixed end 21A, wherein the fixed end 21A is fixed to the driving bracket 10A, and the energy storage end 22A extends outward from the fixed end 21A. When the energy storage end 22A of the energy storage device 20A is stressed, the energy storage end 22A bends and deforms, and elastic potential energy is stored. It is understood that the energy storage device 20A may be, but not limited to, a metal elastic sheet, a plastic elastic sheet, or an integral structure formed with the driving bracket 10A by plastic sealing.
In the preferred embodiment of the present invention, the magnetic attracting device 40A is fixed to the driving bracket 10A, and the magnetic attracting device 40A can rotate synchronously with the driving bracket 10A. The driving bracket 10A includes at least a pivoting end 11A and a driving end 12A extending from the pivoting end 11A, wherein the movable fulcrum is located at the pivoting end 11A of the driving bracket 10A, and the magnetic attraction device 40A is fixedly disposed at the driving end 12A of the driving bracket 10A. It is worth mentioning that, in an initial state, the magnetic attraction device 40A and the brake 30A attract each other, when the driving support 10A receives a driving acting force large enough, wherein the driving acting force is opposite to the magnetic attraction acting force provided by the magnetic attraction device 40A, the driving support 10A drives the magnetic attraction device 40A and the brake device 30A to separate from each other, that is, the driving support 10A drives the magnetic attraction device 40A to rotate, and changes the magnetic field direction of the magnetic attraction device 40A, so that the coil 200A located in the brake 30A generates induced electric energy.
It should be noted that in the preferred embodiment of the present invention, the specific shape and embodiment of the driving bracket 10A are not limited herein. By way of example, the drive bracket 10A may be, but is not limited to, a U-shaped, Y-shaped, I-shaped, T-shaped, mouth-shaped, pi-shaped, etc. configuration.
The magnetic attracting device 40A is fixedly disposed at the driving end 12A of the driving bracket 10A, wherein the driving end 12A of the driving bracket 10A can rotate around a movable fulcrum of the driving bracket 10A when being stressed. It is noted that, in the preferred embodiment of the present invention, the stopper 30A may be, but not limited to, a metal or an alloy having a magnetic conductive function, etc. By way of example, in the preferred embodiment of the present invention, the stopper 30A is a magnetically conductive metal material or alloy material. The coil 200A is wound around the stopper 30A.
The magnetic attraction device 40A further includes at least one magnetic attraction unit 41A and at least one driving unit 42A, wherein the driving unit 42A is a material with magnetic permeability, and the driving unit 42A is disposed on the magnetic attraction unit 41A. In an initial state, the driving unit 42A is attracted to the stopper 30A by the magnetic attracting unit 41A. The driving unit 42A may be, but not limited to, iron, cobalt, nickel, other metal with magnetic conduction, alloy, or magnet, magnetite, etc.
The driving unit 42A includes a fixed driving end 421A and a extended driving end 422A integrally extending from the fixed driving end 421A, wherein the fixed driving end 421A of the driving unit 42A is fixed to the magnetic unit 41A, and the extended driving end 422A protrudes toward the stopper 30A, wherein the extended driving end 422A partially overlaps the stopper 30A, so that the driving unit 42A and the stopper 30A are mutually attracted in an initial state. It is understood that the stopper 30A can also prevent the driving unit 42A from moving to prevent the driving unit 42A from being positionally misaligned.
The magnetic unit 41A may be, but not limited to, a magnet, or other magnetic elements.
Preferably, in the preferred embodiment of the present invention, the rotation angle of the driving bracket 10A based on the movable fulcrum is 45 degrees or less. In other words, the driving end 12A of the driving bracket 10A swings at an angle of less than 45 degrees about the rotation of the pivoting end 11A.
In particular, in the present embodiment, the driving bracket 10A is pivotally moved, and in some embodiments, the driving bracket 10A may also be configured to move vertically up and down, regardless of the movement of the driving bracket 10A, as long as the effect of separating from the stopper 30A or saving labor can be achieved, which is within the protection scope of the present invention.
Unlike the first preferred embodiment, when the driving bracket 10A swings around the fulcrum, the driving unit 42A and the magnetic unit 41A move synchronously, and the driving unit 42A is separated from the suction action of the brake 30A.
It should be noted that the energy accumulator 20A is disposed at the driving end 12A of the driving bracket 10A, and the energy accumulator 20A stores elastic potential energy, and when the elastic potential energy stored in the energy accumulator is enough to overcome the acting force between the magnetic attraction device 40A and the brake 30A, the energy accumulator 20A releases the elastic potential energy to drive the driving bracket to swing at a high speed.
In particular, according to actual needs, in some embodiments, the energy storage device 20A can also be disposed on the brake 30A, and the driving bracket 10A and the brake 30A generate relative motion to generate electric energy. When the energy storage device 20A is disposed on the brake 30A, the driving bracket 10A can be fixed, and the energy storage device 20A is operated to drive the brake 30A and the driving bracket 10A to move relatively to generate electric energy.
In a normal state, the magnetic attraction device 40A located at the driving end 12A and one end of the brake 30A are attracted by the magnetic force, and the driving end 12A is attracted by the brake to be locked. The drive bracket 10A is in a magnetically locked state and cannot swing freely. In this state, the magnetic field of the magnetic attracting means 40A is stably conducted to the stopper 30A through the driving unit 42A, and the magnetic field is stable, so that no electric power is induced in the coil at this time.
When the energy input end of the energy storage device 20A is driven by an external force, because the driving end 12A is adsorbed by the brake in advance, the energy storage device 20A cannot immediately drive the driving bracket 10A to swing, and the energy storage device 20A starts to deform under the pushing of the external force and gradually stores elastic potential energy. The energy accumulator 20A is continuously bent, the elastic potential energy is increasingly larger, when the elastic potential energy stored in the energy accumulator 20A exceeds the magnetic attraction acting force of the brake 30A for attracting the magnetic attraction device 40A, the driving support 10A rotates around the movable fulcrum, so that the driving end 12A and the brake 30A are separated from each other, and because of the separation, the driving unit 42A and the brake 30A move in opposite directions from each other. The drive end 12A and the brake 30A are spaced apart from one another rather than impacting in the same direction, and therefore the separation process does not produce a "snap" impact sound, thus serving a significant noise reduction effect.
It is noted that instantaneous induced electrical power is also generated in the coil 200A at the instant the drive end 12A is disengaged from the brake 30A. Because, in a normal state, the driving end 12A and the stopper 30A are attracted by the magnetic force of the magnetic attracting device 40A, the magnetic field stably passes through the stopper 30; when the driving end 12A is separated from the brake 30A at a moment, the magnetic field density in the brake 30 is greatly changed to generate a changing magnetic field, the magnetic energy density is instantly reduced by eighty percent or even more from a saturation state, and the coil sleeved on the periphery of the brake 30 generates induced electric energy due to the disturbance of the magnetic field caused by the density change of the magnetic induction lines.
In particular, the relative time that the driver end 12A is disengaged from the brake is less than 100 milliseconds to produce a high induced energy in the coil. Preferably, a separation stroke of the magnetic attraction device 40A and the brake 30A is less than (including) 3 mm, so that after the magnetic attraction device 40A separates the brake 30A by a certain distance, under the action of a magnetic field, when the external force is removed, the magnetic attraction device 40A can still automatically return to the original position under the action of the magnetic field, and the driving unit 42A and the brake 30A return to the attracted state again from the separated state, that is, return to the normal state.
After the magnetic attraction device 40A is separated from the stopper 30A by a certain distance, the magnetic attraction device is still in the range of the action of the magnetic field. When the external force or the driving force disappears, the driving unit 42A and the brake 30A can be automatically adsorbed together under the action of the magnetic field, and the process of attracting the driving part and the brake 30A is quite quiet because the process of automatically adsorbing together again does not have the elastic acceleration impact of an energy accumulator, so that the design purpose that the noise generated by the power generation device is very small when the power generation device is reset is realized.
Particularly, the invention discloses a labor-saving power generation device capable of automatically resetting, wherein a magnetic field provided by a magnet plays a role in power generation and also plays a role in automatically resetting the power generation device, so that the number of parts and the difficulty of mechanical design in the prior art are reduced, and the power generation device has extremely high market value.
Of particular importance, as previously mentioned, the travel of the drive bracket 10A away from the brake 30A is less than (including) 3 mm. Preferably, when the separation distance is less than 0.3 mm, the strength of automatic resetting by using magnetic force and the resetting effect are better. In a 0.3 mm separation stroke, about 150uJ of energy can be generated in the power generation coil, sufficient to drive a radio frequency circuit to transmit 15 bytes of control data at 6dB of radio frequency power. Because the magnetic force of the magnetic reset is weakened and the reset speed is slowed down if the drive end 12A is separated from the brake 30A by a relatively long distance because the magnetic force drops significantly, a spring with a small force can be used to assist in the semi-automatic reset of the power generation device.
In other words, in the preferred embodiment of the present invention, the driving device further comprises an auxiliary spring, wherein the auxiliary spring is disposed at the driving end 12A of the driving bracket 10A, and when the driving bracket 10A is driven to separate the magnetic attraction device 40A from the stopper 30A, a return force is applied by the auxiliary spring to accelerate the driving bracket 10A to return in time.
It is worth mentioning that this spring to assist the return is essentially different from the return springs of the prior art, since the thrust of the springs of the prior art is greater than the driving force of the generator, which is a laborious device; the thrust of the spring in the invention is far less than the force required by the driving of the generator, and the spring belongs to a labor-saving component; as described above, in the prior art, if the driving force required by the generator during the reset needs 3N, the driving force of the present invention needs only 60% or less to drive, so that the pressing force is significantly reduced, and the effect of saving labor is achieved.
Therefore, a significant feature of the present invention is that the force required for the returning operation of the power generating device is much smaller than the force required for the pressing operation, or in other words, the force required for the returning operation of the power generating device is smaller than 1/2 of the force of the pressing operation in the power saving driving state.
When the brake 30A is disengaged from the drive end 12A, the brake 30 and the drive unit 42A are still in a range of magnetic attraction. When the input mechanical force is released, the stopper 30A and the driving unit 42A are automatically or passively restored to a normal state by the magnetic attraction force, thereby reducing the driving force at the time of the reset operation. It should be noted that in the above description, passive means that when the driving unit 42A is separated from the brake 30A too far, the force is not enough to complete the reset operation by only magnetic force, and therefore, an auxiliary device (or an auxiliary spring) with a small force is required to complete the boosting reset, and thus, the "passive" reset is referred to. Although the passive return has a spring, the force of the spring return is very slight, and compared with the prior art, the force of the spring is far smaller than that of the driving generator. That is, in the present invention, the force of the spring is returned in addition to the magnetic force, and the force of the spring is smaller than the force required for driving the generator to generate electricity. Therefore, the reset force is obviously reduced, and the beneficial effect of saving labor is achieved.
It will be appreciated that the power generation means may be an electromagnetic generator or a piezoceramic generator or other generator in the form of mechanical to electrical energy.
According to another aspect of the present invention, there is also provided a time division based method for transmitting a co-channel multi-channel signal, applied to two or more wireless control devices in the above preferred embodiments in the same operating environment, wherein each of the wireless control devices has the same specific frequency to transmit a wireless signal, so as to transmit the wireless signal in a co-channel time division manner by using the same specific frequency, and by reducing a signal transmission time width 3001 of each of the wireless control devices, two or more wireless control devices in the operating environment can be operated simultaneously and transmit wireless signals respectively without interfering with each other, wherein the method includes the following steps:
A. a first wireless control device is operated to transmit a first wireless signal, and a second wireless control device is also operated at the same time;
B. the first wireless control device transmits the first wireless signal to a first signal receiving end, and then the second wireless control device starts to transmit a second wireless signal;
C. the second wireless control device transmits the second wireless signal to a second signal receiving end.
Preferably, a time interval Δ t between the first signal transmission time width 3001a of the first wireless control apparatus and the second signal transmission time width of the second wireless control apparatus 3001b is equal to or greater than 20 μ s.
According to another aspect of the present invention, there is provided a method for transmitting a co-channel multi-channel signal based on time division, wherein a wireless control device transmitting a wireless signal transmits the wireless signal using a fixed specific frequency, the wireless control device has an ID, the wireless signal includes information of the ID, and a signal transmission time width 3001 of the wireless signal is less than a duration of an operation action to which the wireless control device is subjected, so that a plurality of wireless control devices in the same operating environment transmit the wireless signal simultaneously and without interfering with each other by using the same specific frequency time division transmission signal, the method comprising:
A. a first wireless control device is operated to transmit a first wireless signal, and a second wireless control device is also operated to transmit a second wireless signal;
B. the first wireless control device transmits the first wireless signal to a first signal receiving end, and then the second wireless control device transmits the second wireless signal to a second signal receiving end.
Preferably, the radiation power of the wireless signal transmitted by the transmitting module is greater than or equal to 0dBm (i.e. 1 milliwatt) and less than or equal to 15dBm, the specific frequency is a frequency below 5GHZ, the signal transmission time width 3001 is less than 2 milliseconds, the wireless control module is connected in a pairing manner with the signal receiving end, and the signal receiving end stores information of the ID of the wireless control module in the pairing manner, so as to determine whether response processing is required on the received wireless signal through preliminary screening of the ID.
Preferably, the power supply module further comprises a power generation device, and the power generation device can be an electromagnetic power generator or a piezoelectric ceramic power generator or other power generators in the form of converting mechanical energy into electric energy.
According to another aspect of the present invention, the present invention further provides a method for manufacturing a wireless control device for transmitting wireless signals in a time-sharing manner at the same frequency, wherein the wireless control device is capable of transmitting a wireless signal, the wireless control device has an ID identifier, and the wireless signal contains information of the ID identifier, the method includes:
A. 1/10 setting the signal emission time width 3001 to be less than 2 milliseconds or the signal emission time width 3001 to be less than the actuation duration 1001, so as to enable a plurality of wireless control devices in the same operation environment to be operated simultaneously and transmit the wireless signals without interfering with each other by reducing the signal emission time width 3001;
B. the radiation power of the wireless signal transmitted by the transmitting module 3000 is set to be less than or equal to 15dBm, so as to reduce mutual interference among different operating environments;
C. the wireless control devices are set to transmit the wireless signals by adopting a fixed specific frequency, so that when a plurality of wireless control devices exist in the same operation environment, the wireless control devices are used for transmitting the wireless signals of the wireless control devices in a same-frequency time-sharing manner by utilizing the same specific frequency, and the bandwidth occupied by the wireless signals is further reduced.
Preferably, the wireless control device further comprises an operation module and a power supply module, the power supply module further comprises a power generation device, and the power generation device is directly or indirectly triggered by the operation action of the operation module and generates and outputs electric energy.
Preferably, the power generation device can be an electromagnetic generator or a piezoelectric ceramic generator or other generators in the form of converting mechanical energy into electric energy.
It is to be understood that the wireless control device described in the present invention may be implemented as a switch, a remote control, a doorbell, or other control device, and the present invention is not limited thereto.
It is understood by those skilled in the art that the embodiments of the present invention described above and shown in the drawings are given by way of example only and are not limiting of the present invention, which can be combined as desired within the inventive concept. The objects of the invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the examples, and any variations or modifications of the embodiments of the present invention may be made without departing from the principles.

Claims (14)

1. A wireless control device for transmitting a wireless signal to a signal receiving end, comprising:
the operation module generates an operation instruction according to an operation action;
the control module generates a corresponding coding and control command according to the operation instruction and controls the signal transmission time width of the wireless signal;
the transmitting module transmits the wireless signal according to the control of the control module; and
the power supply module is electrically connected with the control module and the transmitting module, and the operation module triggers the power supply module to supply electric energy to the control module and the transmitting module;
the transmitting module transmits the wireless signal by adopting a fixed specific frequency, the wireless control device is provided with an ID (identity) identification, the wireless signal contains information of the ID identification, and the signal transmitting time width is set to be smaller than the actuation duration of the operation action so as to transmit the wireless signal by utilizing the same specific frequency in a same-frequency time-sharing manner, so that a plurality of wireless control devices in the same control environment can be operated at the same time and transmit the wireless signal without mutual interference.
2. The wireless control device of claim 1, wherein the signal transmission time width is less than 1/10 of the actuation duration.
3. The wireless control device as claimed in claim 1, wherein the radiation power of the transmitting module for transmitting the wireless signal is equal to or greater than 0dBm and equal to or less than 15 dBm.
4. The wireless control device according to claim 1, wherein the specific frequency is a frequency of 5GHZ or less.
5. The wireless control apparatus according to claim 1, wherein the wireless control apparatus is connected in pair with the signal receiving terminal, and the signal receiving terminal stores information of the ID of the wireless control apparatus with which it is paired, to determine whether response processing is required for the received wireless signal through the ID screening.
6. The wireless control device according to claim 1, wherein the radiation power of the wireless signal emitted by the emission module is equal to or greater than 0dBm and equal to or less than 15dBm, the specific frequency is a frequency below 5GHZ, the signal emission time width is less than 2 milliseconds or the signal emission time width is less than 1/10 of the actuation duration, the wireless control module is coupled in pair with the signal receiving terminal, and the signal receiving terminal stores information of the ID of the wireless control module coupled thereto to determine whether response processing is required for the received wireless signal through the ID screening.
7. The wireless control device as claimed in claim 1, wherein when two or more wireless control devices exist in the same operation environment and each wireless control device is operated simultaneously, a time interval between a first signal transmission time width of a first wireless control device and a second signal transmission time width of a second wireless control device is greater than or equal to 20 μ β.
8. The wireless control device as claimed in any one of claims 1 to 7, wherein the power supply module further comprises a power generation device, and the power generation device can be an electromagnetic power generator or a piezoceramic power generator or other power generators in the form of mechanical energy to electric energy.
9. The wireless control device according to any one of claims 1 to 7, wherein the power supply module further comprises a power generation device, the power generation device is directly or indirectly triggered by the operation of the operation module and generates and outputs electric energy, the power generation device comprises at least one driving device and at least one power generation coil, wherein the power generation coil is disposed on the driving device, the power generation coil is driven by the driving device to generate induced electric energy, wherein the driving device comprises a driving bracket, an energy storage device, a brake and at least one magnetic attraction device, wherein the brake is attracted to the magnetic attraction device, the brake conducts the magnetic force of the magnetic attraction device, the energy storage device is disposed on the driving bracket, and the driving bracket has a movable fulcrum, when the driving bracket is subjected to a sufficiently large driving force, the driving bracket rotates around the movable fulcrum, wherein the coil is arranged on the brake, when the driving bracket rotates around the movable fulcrum, the coil generates induced electric energy in a magnetic field generated by the magnetic attraction device, the magnetic attraction device is fixed on the driving bracket and can synchronously rotate along with the driving bracket, wherein the driving bracket comprises at least one pivoting end and a driving end extending from the pivoting end, the movable fulcrum is positioned at the pivoting end of the driving bracket, the magnetic attraction device is fixedly arranged at the driving end of the driving bracket, when the driving end of the driving bracket is stressed, the driving end of the driving bracket can rotate around the movable fulcrum of the driving bracket, the brake is made of magnetic conductive metal material or alloy material, and the coil is wound on the brake, the energy accumulator is arranged at the driving end of the driving support, the energy accumulator stores elastic potential energy, in a normal state, the magnetic attraction device at the driving end is adsorbed with one end of the brake under the action of magnetic force, the driving end is adsorbed and locked by the brake, when the energy input end of the energy accumulator is driven by external force, the energy accumulator cannot immediately drive the driving support to swing as the driving end is adsorbed by the brake in advance, the energy accumulator starts to deform under the pushing of the external force and gradually stores the elastic potential energy, the energy accumulator continuously bends and has larger and larger elastic potential energy, and when the elastic potential energy stored in the energy accumulator exceeds the magnetic attraction acting force of the brake on the magnetic attraction device, the driving support rotates around the movable fulcrum to enable the driving end and the brake to be separated from each other, when the separation distance is less than 0.3 mm and the external force is relieved, the driving support can automatically reset under the magnetic attraction effect of the brake, so that the driving acting force required when the power generation device is driven is reduced.
10. A time division based transmission method for the same-frequency multi-channel signals, which is applied to two or more wireless control devices of claim 1 in the same operating environment, wherein each wireless control device has the same specific frequency to transmit wireless signals, so as to transmit the wireless signals with the same specific frequency in the same frequency and time division manner, and by reducing the signal transmission time width of each wireless control device, two or more wireless control devices in the operating environment can be operated simultaneously and respectively transmit wireless signals without interfering with each other, wherein the method comprises the following steps:
A. a first wireless control device is operated to transmit a first wireless signal, and a second wireless control device is also operated at the same time;
B. the first wireless control device transmits the first wireless signal to a first signal receiving end, and then the second wireless control device starts to transmit a second wireless signal;
C. the second wireless control device transmits the second wireless signal to a second signal receiving end.
11. The method of claim 10, wherein a time interval between a first signal transmission time width of the first wireless control device and a second signal transmission time width of the second wireless control device is greater than or equal to 20 μ β.
12. A method for manufacturing a wireless control device for transmitting wireless signals in a time-sharing manner at the same frequency, wherein the wireless control device is provided with a transmitting module and can transmit a wireless signal, the wireless control device is provided with an ID (identity) label, and the wireless signal contains information of the ID label, the method comprises the following steps:
A. 1/10 setting the signal emission time width of the wireless control device to be less than 2 milliseconds or the signal emission time width to be less than the actuation duration of the wireless control device, so as to enable a plurality of wireless control devices in the same control environment to be operated simultaneously and transmit the wireless signals without interfering with each other by reducing the signal emission time width;
B. setting the radiation power of the wireless signal transmitted by the transmitting module to be less than or equal to 15dBm so as to reduce mutual interference among different operating environments;
C. the wireless control devices are set to transmit the wireless signals by adopting a fixed specific frequency, so that when a plurality of wireless control devices exist in the same operation environment, the wireless control devices are used for transmitting the wireless signals of the wireless control devices in a same-frequency time-sharing manner by utilizing the same specific frequency, and the bandwidth occupied by the wireless signals is further reduced.
13. The method of claim 12, wherein the wireless control device further comprises an operation module, a power supply module, the power supply module further comprises a power generation device, the power generation device is directly or indirectly triggered by the operation of the operation module and generates and outputs electric energy, the power generation device comprises at least one driving device and at least one power generation coil, wherein the power generation coil is disposed on the driving device, the power generation coil is driven by the driving device to generate induced electric energy, wherein the driving device comprises a driving bracket, an energy storage device, a brake and at least one magnetic attraction device, wherein the brake is attracted to the magnetic attraction device, the brake conducts the magnetic force of the magnetic attraction device, the energy storage device is disposed on the driving bracket, and the driving bracket has a movable fulcrum, when the driving bracket is subjected to a driving acting force with a large enough magnitude, the driving bracket rotates around the movable fulcrum, wherein the coil is arranged on the brake, when the driving bracket rotates around the movable fulcrum, the coil generates induced electric energy in a magnetic field generated by the magnetic attraction device, wherein the magnetic attraction device is fixed on the driving bracket and can synchronously rotate along with the driving bracket, wherein the driving bracket comprises at least one pivoting end and a driving end extending from the pivoting end, wherein the movable fulcrum is positioned at the pivoting end of the driving bracket, the magnetic attraction device is fixedly arranged at the driving end of the driving bracket, wherein the driving end of the driving bracket can rotate around the movable fulcrum of the driving bracket when being stressed, and the brake is made of a magnetic conductive metal material or alloy material, the coil is wound on the brake, wherein the energy accumulator is arranged at the driving end of the driving support, the energy accumulator stores elastic potential energy, in a normal state, the magnetic attraction device at the driving end is adsorbed with one end of the brake under the action of magnetic force, the driving end is adsorbed and locked by the brake, when the energy input end of the energy accumulator is driven by external force, the driving end is adsorbed by the brake in advance, the energy accumulator cannot immediately drive the driving support to swing, the energy accumulator starts to deform under the pushing of the external force and gradually stores the elastic potential energy, the energy accumulator continuously bends, the elastic potential energy is larger and larger, and when the elastic potential energy stored by the energy accumulator exceeds the magnetic attraction acting force of the magnetic attraction device by the brake, the driving support rotates around the movable fulcrum, the driving end and the brake are separated from each other, and when the separation distance is smaller than 0.3 mm and the external force is relieved, the driving support can automatically reset under the magnetic attraction effect of the brake.
14. The method of claim 12, wherein when two or more wireless control devices exist in the same operation environment and each wireless control device is operated simultaneously, a time interval between a first signal transmission time width of a first wireless control device and a second signal transmission time width of a second wireless control device is greater than or equal to 20 μ s.
CN202180000203.9A 2020-12-28 2021-02-07 Wireless control device, signal transmission method and manufacturing method thereof Pending CN113039867A (en)

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