CN101639975B - Wireless switch device and system and communication control method thereof - Google Patents
Wireless switch device and system and communication control method thereof Download PDFInfo
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- CN101639975B CN101639975B CN2009101648928A CN200910164892A CN101639975B CN 101639975 B CN101639975 B CN 101639975B CN 2009101648928 A CN2009101648928 A CN 2009101648928A CN 200910164892 A CN200910164892 A CN 200910164892A CN 101639975 B CN101639975 B CN 101639975B
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Abstract
The invention discloses a wireless switch system comprising a wireless switch remote controller and a wireless switch device. The invention also discloses the wireless switch remote controller comprising a power supply, a signal generating module and a transmission antenna. The invention also discloses the wireless switch device comprising a switch, a reception antenna, an energy restoring module and a switch control module. In addition, the invention also discloses a communication control method of the wireless switch system. The communication control method comprises the following steps: the wireless switch remote controller emits a carrier energy signal, a modulated synchronous signal and an instruction data signal; the wireless switch device restores energy from the carrier energy signal; and according to judgment results of an identification code, a control code and a verification code, the wireless switch device outputs a control signal matched with a controlled switch so as to control the connection and disconnection of the switch. Therefore, holding state power consumption of an electronic apparatus with a remote control function can be completely eliminated, and the wireless switch system has a simple design and is easy to directly embed into the electronic apparatus with the remote control function.
Description
The application is that application number is 200810084655.6, the applying date is on March 14th, 2008, denomination of invention is divided an application for the application for a patent for invention of " a kind of wireless switchgear, system and communication control method thereof ".
Technical field
The present invention relates to radio communication and switch control field, relate in particular to a kind of wireless switch remote controller, wireless switchgear that utilizes the energy recovery technology, and wireless switch system and communication control method thereof.
Background technology
Remote-controlled electronic equipment has a wide range of applications in current society, as air-conditioning, water heater, TV etc.Introduce the composition block scheme of traditional controlled remote controlled electronic device system earlier, as shown in Figure 1.This system is made up of traditional remote controller and traditional remote-controlled electronic equipment, be characterized in that the traditional infrared telechiric device arrives traditional remote-controlled electronic equipment end by the emission infrared remote-controlled signal, receive and the control device reception by infrared remote control, realize wireless control electronic device unit.But when its drawback is that system is in remote-controlled state, power switch must be in open mode, the work of always switching on of the attended circuit of switch module, be that the partial circuit of infrared remote control reception and control device and electronic device unit must be in and powers up holding state, so extensively there is a problem in all these remote-controlled electronic equipments in application: under off working state the power consumption of (during standby) this how to reduce, until eliminating fully.At the application characteristic of the above electronic equipment, some following innovative approachs are arranged at present.
A kind of measure is to increase control device in the power supply current supply circuit of electronic equipment, makes equipment be in little power consumption state under static off working state.But the bigger problem of power consumption when still not having fine solution idle for a long time.When after powering on, being in long-term off working state, still there is considerable power consumption as household electrical appliance such as televisor, water heater, air-conditionings.
Another scheme is to adopt the auxiliary switching power supply standby, and the load point of Switching Power Supply is arranged near the standby energy consumption, and the standby energy consumption of reduction power supply that can be very big reduces.Obviously, the retrofit work amount and the cost of this scheme are bigger.In existing scheme, as the patent No. 200320116112.0 " the little power consumption remote control standby of televisor device " and 200620053225.4 " a kind of power down switch machine circuits " though described scheme can be passed through the complete power cutoff of remote control mode, but shortcoming is an electrical equipment closes the first time start of having no progeny fully and must manually carry out, and there is a quiescent dissipation, the result is exactly the battery that the former need regularly replace switchgear, then there is (attended circuit) quiescent dissipation in the latter's CPU processing unit when detecting the remote control code word, and the function of its " zero-power " standby does not still have complete mode with remote control to realize.
Though the described scheme of patent No. 200520031810.X " standby zero-power remote manual control power switch " has solved the quiescent dissipation problem of switch, but its function is simple, can not distinguish identification code and control code word that different remote is sent, without any antijamming capability, there is very big difficulty in practicability.
Summary of the invention
In order to solve the problems such as effect consumption that exist in the prior art, the object of the present invention is to provide a kind of wireless switch remote controller, thereby realize that emission is loaded with the wireless control signal and the energy signal of identification code, the state of switch in the remote control wireless switchgear.
Another object of the present invention is to provide a kind of wireless switchgear, thereby realize extracting radio frequency energy, reception identification code and control signal, switch closes and open operation in the control device.
Another object of the present invention is to provide a kind of wireless switch system, form, thereby realize thoroughly eliminating the stand-by power consumption of being with the distant control function electronic equipment, switch control reliably by wireless switch remote controller and wireless switchgear.
A further object of the present invention is to provide a kind of communication control method of wireless switch system, thereby has guaranteed the transmission of enough energy and signal in continuous time, and assurance error starting and shutoff operation can not occur.
To achieve these goals, the present invention at first provides a kind of wireless switch remote controller, comprise power supply, it is characterized in that, the signal generation module, be used for carrier energy signal, synchronizing signal and the director data signal of determining that current emission is used, and modulate described synchronizing signal and director data signal to the carrier energy signal, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, control code and check code;
Emitting antenna is used for described carrier energy signal, modulated synchronizing signal and described director data signal are launched.
Further, described signal generation module comprises:
The keyboard input block is used to receive operator's switch control key command;
Non-volatile memory cells, be used to store with by the corresponding identification code of remote-controlled switchgear;
Timing control unit is used for the key command according to described keyboard input block reception, resolves and generates control code; Read described identification code from described programmable non-volatile memory cell; Generate check code according to described identification code and control code; According to described identification code, control code and check code, form the director data signal; And the carrier energy signal and the synchronizing signal of definite current emission use; And
The wireless-modulated unit is used under the control of described timing control unit, and with described synchronizing signal, and described director data signal is modulated on the carrier energy signal.
Further, described non-volatile memory cells is a programmable non-volatile memory cell, is used to write and stores described identification code.
Further, described non-volatile memory cells connects a writing unit, and the said write unit is used to write described identification code.
Further, described signal generation module further comprises:
Display unit is used under the control of described timing control unit the display circuit status information; And
Power Management Unit, be used under the control of described timing control unit, the management of energy when finishing direct supply conversion, power supply voltage stabilizing and dormant state is extracted power supply dump energy information and is sent to described display unit demonstration via described timing control unit.
Further, described timing control unit is formed a director data signal with the packet that is loaded with same identification sign indicating number, control code and information of check code continuously.
Further, described timing control unit, the energy that recovers out according to wireless switchgear is enough to finish switch and is controlled to be condition, determines the amplitude and the time span of carrier energy signal.
Further, described timing control unit according to the performance and the switch control end electrical specification of the radio-frequency (RF) energy of launching, communication distance, take over party's energy recovery circuit, produces the duration that timing signal is controlled continuous emission wireless signal.
The present invention also provides a kind of wireless switchgear, comprises that switch also comprises:
Receiving antenna is used to receive wireless signal, includes the carrier energy signal in the described wireless signal, is modulated at synchronizing signal and director data signal on the carrier energy signal, and described director data signal packet contains identification code, control code and check code;
Energy recovery module is used for recovering energy from the carrier energy signal that the wireless signal that described receiving antenna receives comprises, and as power supply; And
Switch control module, be used for the synchronizing signal and the director data signal that comprise according to the wireless signal that described receiving antenna receives, demodulate described identification code of carrying, control code and check code, and according to judged result to described identification code, control code and check code, the control signal that output and described switch are complementary
Wherein, described switch, control end links to each other with described switch control module, receives described control signal; Controlled end is used for linking to each other with controlled electronic equipment with controlled source, carries out break-make according to described control signal.
Further, described switch is a bistable switch, and
Described switch control module comprises:
Non-volatile memory cells, the identification code that is used to store this device;
Signal demodulation unit is used under the power supply of described energy recovery module, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna demodulate described identification code of carrying, control code and check code;
Differentiate and switch control unit, be used under the power supply of described energy recovery module, the identification code, control code and the check code that recover out according to described signal demodulation unit demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding; And
The switch drive unit, be used under the power supply of described energy recovery module, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, controls the on off operating mode of described bistable switch.
Further, described bistable switch comprises the back class large power driving switch of prime miniwatt driving switch and series connection.
Further, described switch is a bistable switch, and
Described switch control module comprises:
Non-volatile memory cells, the identification code that is used to store this device;
Signal demodulation unit is used under the power supply of described energy recovery module, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna demodulate described identification code of carrying, control code and check code;
Differentiate and switch control unit, be used under the power supply of described energy recovery module, the identification code, control code and the check code that recover out according to described signal demodulation unit demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding; And
The switch drive unit, be used under the power supply of independent battery, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, controls described bistable on off operating mode
Wherein, described independent battery links to each other with described switch drive unit, described switch drive unit can include a switching tube and be used for controlling being connected of independent battery and switch drive unit main body circuit, and the conducting control of switching tube is controlled by described differentiation and the switch controlling signal that switch control unit is exported.
Further, described switch is monostable or bistable switch, and
Described switch control module comprises:
Non-volatile memory cells, the identification code that is used to store this device;
Signal demodulation unit is used under the power supply of described energy recovery module, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna demodulate described identification code of carrying, control code and check code;
Differentiate and switch control unit, be used under the power supply of described energy recovery module, the identification code, control code and the check code that recover out according to described signal demodulation unit demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding; And
The switch drive unit, be used under the power supply of the transformation rectification unit that is in parallel with described controlled source, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described monostable or bistable switch control end incoming level and driving force, control the on off operating mode of described monostable or bistable switch
Wherein, described transformation rectification unit links to each other with described switch drive unit, described switch drive unit can include a switching tube and be used for controlling being connected of transformation rectification unit and switch drive unit main body circuit, and the conducting control of switching tube is controlled by described differentiation and the switch controlling signal that switch control unit is exported.
Further, described switch is a monostable switch, and
Described switch control module comprises:
Non-volatile memory cells, the identification code that is used to store this device;
Signal demodulation unit is used under the power supply of described energy recovery module, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna demodulate described identification code of carrying, control code and check code;
Differentiate and switch control unit, be used under the power supply of described energy recovery module, the identification code, control code and the check code that recover out according to described signal demodulation unit demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding;
The driving power selected cell is used for when described monostable switch disconnects, and the power supply that provides from described energy recovery module is provided, and when described monostable switch is connected, selects the power supply from the transformation rectification unit that is in parallel with described controlled source;
And
The switch drive unit, be used under the power supply of described driving power selected cell gating, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
Further, described switch is a monostable switch, and
Described switch control module comprises:
Non-volatile memory cells, the identification code that is used to store this device;
Signal demodulation unit is used under the power supply of described energy recovery module, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna demodulate described identification code of carrying, control code and check code;
Differentiate and switch control unit, be used under the power supply of described energy recovery module, the identification code, control code and the check code that recover out according to described signal demodulation unit demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding;
The driving power selected cell is used for when described monostable switch disconnects, and the power supply that provides from an independent battery is provided, and when described monostable switch is connected, selects the power supply from the transformation rectification unit that is in parallel with described controlled source;
And
The switch drive unit, be used under the power supply of described driving power selected cell gating, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
Further, described non-volatile memory cells is a programmable non-volatile memory cell, is used to write and store the identification code of this device.
Further, described non-volatile memory cells connects a writing unit, and the said write unit is used to write described identification code.
The present invention also provides a kind of wireless switch system, comprises wireless switch remote controller and wireless switchgear, and described wireless switch remote controller includes power supply; Described wireless switchgear includes switch, and further, described wireless switch remote controller also comprises:
The signal generation module, be used for determining carrier energy signal, synchronizing signal and the director data signal of current emission use, and modulate described synchronizing signal and director data signal, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, control code and check code;
Emitting antenna is used for described carrier energy signal, modulated synchronizing signal and described director data signal are launched.
And
Described wireless switchgear also comprises:
Receiving antenna is used to receive wireless signal, includes carrier energy signal, synchronizing signal and director data signal in the described wireless signal, and described director data signal packet contains identification code, control code and check code;
Energy recovery module is used for recovering energy from the carrier energy signal that the wireless signal that described receiving antenna receives comprises, and as power supply; And
Switch control module, be used for the synchronizing signal and the director data signal that comprise according to the wireless signal that described receiving antenna receives, demodulate described identification code of carrying, control code and check code, and according to judged result to described identification code, control code and check code, the control signal that output and described switch are complementary
Wherein, described switch, control end links to each other with described switch control module, receives described control signal; Controlled end is used for linking to each other with controlled electronic equipment with controlled source, carries out break-make according to described control signal.
The present invention also provides a kind of communication control method of wireless switch system, comprises the steps:
(1) wireless switch remote controller is determined carrier energy signal, synchronizing signal and the director data signal that current emission is used, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, control code and check code;
(2) the described carrier energy signal of emission, and after being modulated to described synchronizing signal and director data signal on the carrier energy signal, launch;
(3) after wireless switchgear receives the wireless signal of described wireless switch remote controller emission, recover energy in the carrier energy signal that from described wireless signal, comprises, and as power supply,
(4) according to synchronizing signal that comprises in the described wireless signal that receives and director data signal, demodulate described identification code of carrying, control code and check code, and according to judged result to described identification code, control code and check code, output and the control signal that controlled switch is complementary are controlled described switch and are carried out break-make.
Further, described step (1) comprising:
Receive operator's switch control key command;
Resolve described key command, generate control code;
Reading pre-stored in described wireless switch remote controller with the corresponding described identification code of described wireless switchgear by remote control;
Generate check code according to described identification code and control code;
According to described identification code, control code and check code, form the director data signal; And
Determine carrier energy signal and synchronizing signal that current emission is used.
Further, described director data signal comprises the packet that is loaded with same identification sign indicating number, control code and information of check code continuously.
Further, the amplitude of described carrier energy signal and time span, the energy that recovers out according to wireless switchgear is enough to finish switch and is controlled to be condition and determines.
Further, according to the performance and the switch control end electrical specification of the radio-frequency (RF) energy of launching, communication distance, take over party's energy recovery circuit, produce the duration that timing signal is controlled continuous emission wireless signal.
Further, the described controlled switch of step (4) is a bistable switch;
Described step (4) comprising:
Under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; And
Under the power supply of the energy that described recovery is come out, described switch controlling signal is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, control the on off operating mode of described bistable switch.
Further, described bistable switch comprises the back class large power driving switch of prime miniwatt driving switch and series connection.
Further, the described controlled switch of step (4) is a bistable switch;
Described step (4) comprising:
Under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; And
Under the power supply of independent battery, the switch controlling signal of described output is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, control described bistable on off operating mode,
Wherein, the power supply of described independent battery is controlled by a switching tube, and the conducting control of described switching tube is controlled by the switch controlling signal of described output.
Further, the described controlled switch of step (4) is monostable or bistable switch;
Described step (4) comprising:
Under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; And
Under the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described monostable or bistable switch control end incoming level and driving force, control the on off operating mode of described monostable or bistable switch
Wherein, the power supply of described transformation rectification unit is controlled by a switching tube, and the conducting control of described switching tube is controlled by the switch controlling signal of described output.
Further, the described controlled switch of step (4) is a monostable switch;
Described step (4) comprising:
Under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; And
When described monostable switch disconnects, the power supply that the energy that selection is come out from described recovery provides, when described monostable switch is connected, selection is from the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
Further, the described controlled switch of step (4) is a monostable switch;
Described step (4) comprising:
Under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; And
When described monostable switch disconnects, the power supply that selection provides from an independent battery, when described monostable switch is connected, selection is from the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
Therefore, by adopting switch control telechiric device of the present invention to wireless switchgear switch control reliably, thoroughly eliminate the stand-by power consumption of band distant control function electronic equipment, and the wireless switch system simplicity of design, be easy to directly embed in the electronic equipment of band remote control at present.
Description of drawings
Fig. 1 is the composition block scheme of traditional controlled remote controlled electronic device system;
Fig. 2 is the schematic block diagram of wireless switch system of the present invention;
Fig. 3 is the schematic block diagram of wireless switch remote controller 1 embodiment of the present invention;
Fig. 4 is the schematic block diagram of wireless switchgear embodiment 1 of the present invention;
Fig. 5 is the schematic block diagram of wireless switchgear embodiment 2 of the present invention;
Fig. 6 is the schematic block diagram of wireless switchgear embodiment 3 of the present invention;
Fig. 7 is the schematic block diagram of wireless switchgear embodiment 4 of the present invention;
Fig. 8 is the schematic block diagram of wireless switchgear embodiment 5 of the present invention;
Fig. 9 is the communication control method process flow diagram of wireless switch system of the present invention;
Figure 10 is the exemplary plot of the director data frame modulated in the wireless signal of the present invention.
Embodiment
Below by drawings and Examples, the technical scheme of the embodiment of the invention is described in further detail.
The present invention is based on the energy recovery technology and realize the control of wireless switch remote controller, realize thoroughly eliminating the stand-by power consumption of band distant control function electronic equipment wireless switchgear.
At first referring to shown in Figure 2, be the schematic block diagram of wireless switch system of the present invention, this wireless switch system comprises wireless switch remote controller 1 and wireless switchgear 2.The user passes through the button operation to the keyboard input block of wireless switch remote controller 1, control wireless switch remote controller 1 is to wireless switchgear 2 emission carrier energy signals and be loaded with and wireless switchgear unique corresponding identification code signal and switch controlling signal, wireless switchgear then receives this radiofrequency signal, the closing and open operation of control load switch.Wireless switch system provided by the invention as shown in the figure embeds an embodiment of traditional remote-controlled electronic system.Fig. 2 has described wireless switch system embedded and has formed a kind of novel remote-controlled electronic apparatus system in traditional system.In this novel system, the function of original conventional remote control and traditional remote-controlled electronic equipment can remain unchanged, open or close power switch in traditional remote-controlled electronic equipment by the wireless switchgear in the wireless switch remote controller emitting radio frequency signal remote control novel device, and electronic equipment power consumption when standby is zero.
At first introduce wireless switch remote controller 1 below, referring to shown in Figure 3, schematic block diagram for wireless switch remote controller 1 embodiment of the present invention, this wireless switch remote controller 1 comprises signal generation module 11, be used for determining carrier energy signal, synchronizing signal and the director data signal of current emission use, and modulate described synchronizing signal and director data signal, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, control code and check code; With emitting antenna 12, be used for described carrier energy signal, modulated synchronizing signal and described director data signal are launched.Wherein the carrier energy signal can or be loaded with the high-frequency signal of data-signal for unloaded wave energy signal.
Continuation is referring to Fig. 3, and described signal generation module 11 comprises:
Non-volatile memory cells 112, be used to store with by the corresponding identification code of remote-controlled switchgear;
Wireless-modulated unit 114 is used under the control of described timing control unit, and to described synchronizing signal, and described director data signal carries out wireless-modulated.
Wherein, described non-volatile memory cells is preferably programmable non-volatile memory cell, is used to write and stores described identification code.But be not limited to this, alternatively, described non-volatile memory cells also can connect a writing unit, and the said write unit is used to write described identification code.Referring to shown in Figure 3, described signal generation module 11 also comprises further:
Wherein, described timing control unit will be loaded with director data signal of packet composition of same identification sign indicating number, control code and information of check code continuously.The energy that described timing control unit recovers out according to wireless switchgear is enough to finish switch and is controlled to be condition, determines the amplitude and the time span of carrier energy signal.
The performance and the switch control end electrical specification of the radio-frequency (RF) energy that described timing control unit is launched according to wireless switch remote controller, communication distance, take over party's energy recovery circuit produce the maximum duration that timing signal is controlled continuous emission wireless signal.In order to prevent constantly to send radiofrequency signal owing to the long-time button of operator, perhaps cause and to communicate by letter owing to other improper factor, such as reasons such as communication distance existence far away excessively, strongly disturbing, shelters, the long-time button of operator constantly sends radiofrequency signal, cause wasting the energy of battery in the wireless remote controller, therefore promptly calculate the long-time button of operator of wireless switch remote controller, so control module self can produce timing signal and controls the maximum duration that the wireless-modulated unit is launched wireless signal continuously.Simple and the practical standpoint from system design, the present embodiment radiofrequency signal adopts the mode of ASK or FSK modulation.
Introduce wireless switchgear below, referring to the schematic block diagram that Figure 4 shows that wireless switchgear embodiment 1 of the present invention, this wireless switchgear 2 comprises receiving antenna 21, be used to receive wireless signal, include carrier energy signal, modulated synchronizing signal and director data signal in the described wireless signal, described director data signal packet contains identification code, control code and check code;
Switch control module 23, be used for the synchronizing signal and the director data signal that comprise according to the wireless signal that described receiving antenna 21 receives, demodulate described identification code of carrying, control code and check code, and according to the judged result to described identification code, control code and check code, the control signal that output and described switch are complementary; Continuation comprises referring to this switch control module 23 shown in Figure 4: non-volatile memory cells 231, the identification code that is used to store this device; Signal demodulation unit 232 is used under the power supply of described energy recovery module 22, and the synchronizing signal and the director data signal that comprise in the wireless signal that receives according to described receiving antenna 21 demodulate described identification code of carrying, control code and check code; Differentiate and switch control unit 233, be used under the power supply of described energy recovery module 22, the identification code, control code and the check code that recover out according to described signal demodulation unit 232 demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is recovered out compares with the identification code that is stored in this device of described non-volatile memory cells 231 again, confirm errorless after, the control code of recovering out according to described demodulation again, the switch controlling signal that output is corresponding; And switch drive unit 234, be used under the power supply of described energy recovery module 22, the switch controlling signal of described differentiation and switch control unit 233 outputs is converted to the drive control signal that is complementary with described bistable switch 20 control end incoming levels and driving force, controls the on off operating mode of described bistable switch 20;
Switch 20, one ends link to each other with described switch control module 23, receive described control signal; Two ends are used for linking to each other with controlled electronic equipment 200 with controlled source 100 in addition, carry out break-make according to described control signal, and described in the present embodiment switch is a bistable switch; And the bistable switch in the present embodiment can adopt the DS1E-ML-DC1.5V and the DS1E-ML2-DC1.5V of the DS of Panasonic company series.But the switch of support of the present invention can be monostable or bistable various types of switch, such as magnetic switch, micromechanics (MEMs) switch, MOS switch etc.Considering can be based on the relay class switch of light current control forceful electric power in the household electrical appliance, and the driving force of wireless energy restoring circuit 22 a little less than, can only be with low power relay switch load, this less first order relay then drives one or more relay switches of the medium load of intergrade, last again the relay than the final stage of heavy load is finished driving, also can adopt low power relay to drive the scheme of high power relay in the use according to load request, be without loss of generality, shown in the dashed rectangle of Fig. 4, what provide in the diagram is 2 grades of drive schemes of switch, can increase and decrease the progression of switch drive as required.Promptly this bistable switch 20 can comprise the back class large power driving switch of prime miniwatt driving switch and series connection.
The principle of work of this wireless switchgear is after being received by the antenna of wireless switchgear from the radio frequency signal that is loaded with the switching control instruction sign indicating number that telechiric device sends, therefrom to recover energy by wireless energy restoring circuit 22, gives other module for power supply in the device; Simultaneously therefrom recover data by signal demodulation unit, and export to and differentiate and switch control unit, by differentiating the identification code and the steering order that recover are carried out corresponding data check then with switch control unit, after confirming that transmission is errorless, relatively whether consistent again with the identification code (being stored in the programmable non-volatile memory cell) of this device, confirm errorless after, according to concrete steering order content, output switch control signal is to the switch drive unit, convert concrete control signal to be complementary control signal by the switch drive unit, finish on/off operation controlled electronic equipment with bistable switch control end incoming level and driving force.Controlled source can be that AC power also can be a direct supply.For the bistable switch unit, only when overturning open/close state, just give by needs an one gating pulse, and conducting/off state of keeping switch itself does not then require the expenditure of energy.So zero level is all exported at ordinary times in the switch drive unit, is only just just exporting accordingly when switch overturns/undersuing always.This device comprises that also identification code writing unit 25 mainly is when device is produced the stage, provides to write to wireless switch remote controller identification code data will be set.
In the wireless switch system that constitutes by wireless switch remote controller and wireless switchgear embodiment 1, because the mode that the power unit of wireless switchgear in the present embodiment adopts wireless energy to recover, need not extra electric energy, therefore the electronic equipment of band distant control function that adopts present embodiment is when shutdown is subjected to remote state, the power switch physics of electronic equipment disconnects, no power consumption, having guaranteed to comprise the remote control wireless switching is zero at the stand-by power consumption of interior machine system, the check code that adds in the radio communication, the antijamming capability of system is provided, guaranteed that wireless switch remote controller is to wireless switchgear switch control reliably, adopt simple ASK modulation system or FSK modulation system all can in the communication, therefore the radio circuit of system is partly realized simply, and power switch and this equipment integration that the wireless switchgear of system is easy to replace in the electronic equipment that has the band remote control now are the electronic equipment of zero stand-by power consumption.
Replacedly, referring to the schematic block diagram that Figure 5 shows that wireless switchgear embodiment 2 of the present invention, wireless switchgear embodiment 2 is basic identical with the related device among the embodiment 1, its key distinction is that the supply module of switch driving circuit has wherein adopted the 3V button cell, rather than all circuit adopt the power supply of wireless energy restoring circuit.
As shown in the figure, embodiment 2 has energy recovery module, signal demodulation unit, differentiation and switch control unit, switch drive unit and a non-volatile memory cells with embodiment 1 is basic identical, switch also is a bistable switch in this example, the difference is that switch drive unit 234, be used under the power supply of independent battery 300, the switch controlling signal of described differentiation and switch control unit 233 outputs is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, controls described bistable on off operating mode.
Independent battery 300 adopts the 3V button cell, only for switch driving circuit, driving circuit can include switching tube and link to each other with described switch drive unit 234 by switching tube, and the conducting control of described switching tube is controlled by the switch controlling signal of described differentiation and switch control unit 233 outputs.This switching tube can be a metal-oxide-semiconductor, and therefore under holding state, there is not the attended circuit of normal open in this wireless switchgear, and the 3V battery does not need to confess any electric current, does not promptly have quiescent dissipation; Each switch motion, the 3V battery only need provide a pulse signal to relay, such as 50 milliamperes, 3 milliseconds of pulse widths, also promptly the battery electric quantity of a switch motion consumption is 0.15 mAs; Consider situations such as electric leakage, general lithium battery can be guaranteed to use more than 100,000 times, can satisfy the demand of consumer life-cycle life cycle fully.This embodiment also can realize the zero stand-by power consumption of electrical equipment, and there is not quiescent dissipation in theory in switch itself yet, and compares with the switch open/shutdown mode among the embodiment 1, and wireless switchgear can directly drive more powerful first order electrical equipment.It is emphasized that, though the wireless switchgear among this embodiment also uses accessory power supply to assist wireless switchgear, but adopt the radio source switch of accessory power supply to compare with tradition, switchgear described herein does not have the attended circuit of power consumption fully, so not only the stand-by power consumption of electrical equipment is zero, the quiescent dissipation of switchgear itself also is zero, and requires extremely low to the power consumption of accessory power supply.Because switch drive has partly adopted powered battery, so shorten the release time of wireless switchgear energy.
Among the wireless switch system embodiment of the present invention that forms by wireless switch remote controller 1 of the present invention and wireless switchgear embodiment 2 of the present invention, the preferred wireless modulating unit is before the modulated director data signal of emission, and the maximum duration of launching unloaded wave energy signal continuously was 1.8 seconds.Owing to have inevitable loss in the switchgear that the side circuit level is realized, the leakage current 6uA of switchgear, cell voltage 3V calculate during according to standby, and quiescent dissipation is for being not more than 20uW.
Replacedly, referring to the schematic block diagram that Figure 6 shows that wireless switchgear embodiment 3 of the present invention, wireless switchgear embodiment 2 is basic identical with the related device among the embodiment 1, and its key distinction is that the supply module of switch block 24 has adopted power supply transformation rectification unit 241.
As shown in the figure, embodiment 3 basic identically has an energy recovery module with embodiment 1 and 2, signal demodulation unit, differentiate and switch control unit, switch drive unit and non-volatile memory cells, switch is bistable state or monostable switch in this example, the difference is that switch drive unit 234, be used under the power supply of the transformation rectification unit 241 that is in parallel with described controlled source, the switch controlling signal of described differentiation and switch control unit output is converted to the drive control signal that is complementary with described bistable state or monostable switch control end incoming level and driving force, controls the on off operating mode of described bistable state or monostable switch.
The power supply of switch drive unit is not to adopt complete wireless energy to recover or powered battery, can adopt switching tube to link to each other between power supply transformation rectification unit and the switch drive unit, the conducting control of this switching tube is controlled by the control signal of differentiating with ON-OFF control circuit output, and this switching tube can be a metal-oxide-semiconductor.This embodiment also can realize the zero stand-by power consumption of electrical equipment, and there is not quiescent dissipation in theory in switch itself yet, but small power consumption transformer adds simple rectification circuit on the consumer power supply owing to one of the common employing of transformation rectification unit in the reality is connected, and there is certain no-load power consumption in transformer (being equivalent to the power supply feedback element), so a spot of quiescent dissipation loss is unavoidable, but can effectively be controlled at 2 milliwatts with interior magnitude, far below the stand-by power consumption standard (as the 1W standard of colour television set) of present consumer.And compare with the switch open/shutdown mode among the embodiment 1, switchgear is can carrying load ability stronger, can directly drive more powerful first order electric switch; Compare with the switchgear among the embodiment 2, lower and quiescent dissipation switch itself of switchgear maintenance needs also is close to zero.It is emphasized that, though the wireless switchgear among this embodiment also uses accessory power supply to assist switchgear, but adopt the radio source switch of accessory power supply to compare with tradition, switchgear described herein does not have the attended circuit of power consumption fully: so not only the stand-by power consumption of electrical equipment is zero, the quiescent dissipation of switchgear itself also only is the leakage loss of transformer, and requires extremely low to the power consumption of accessory power supply.Because switch drive has partly adopted the power supply of transformation rectification unit, so shorten the release time of wireless switchgear energy.
Among the wireless switch system embodiment of the present invention that is made up of wireless switch remote controller 1 of the present invention and wireless switchgear embodiment 3 of the present invention, the duration of the unloaded wave energy signal of emission was 1.8 seconds to the preferred wireless modulating unit continuously before the modulation instructions data-signal in emission.
And, the controlled electronic equipment of application present embodiment wireless switchgear, very low to the maintenance needs of wireless switchgear itself, compare with embodiment 2, need not adopt battery, system is environmental protection more.
Replacedly, referring to the schematic block diagram that Figure 7 shows that wireless switchgear embodiment 4 of the present invention, wireless switchgear embodiment 4 is basic identical with the related device among the embodiment 1,2 and 3, the supply module of integrated circuit and switch block also recovers for wireless energy, and its key distinction is that switch element has adopted monostable switch and power supply feedback circuit (transformation rectification circuit and switch drive power supply selected cell) to substitute bistable switch.
As shown in the figure, embodiment 4 has energy recovery module, signal demodulation unit, differentiation and switch control unit, switch drive unit and a non-volatile memory cells with embodiment 1,2 and 3 is basic identical, for the bistable switch in embodiment 1 or 2, only need provide pulse to its control end in the switch upset, control end can be kept zero level At All Other Times.Though operation is simple and convenient like this, need to use not really general bistable switch, and control signal need be used positive and negative pulse.Therefore switch then adopts monostable switch in this example, the difference is that switch control module 23 has increased driving power selected cell 235, be used for when described monostable switch 24 disconnects, the power supply that selection provides from described energy recovery module 22, when described monostable switch 24 is connected, select power supply from the transformation rectification unit 241 that is in parallel with described controlled source; And switch drive unit 234, be used under the power supply of described driving power selected cell 235 gatings, the switch controlling signal of described differentiation and switch control unit 233 outputs is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
In the present embodiment at use very extensively, more general monostable switch (control signal only needs two level) provided implementation method.Be without loss of generality, " shutoff " state with monostable switch here is that normal stable state describes: when control signal when being low, switch driving circuit output zero level is turn-offed switch, and the power supply feedback circuit also turn-offs; After control signal is height, drives monostable switch by switch driving circuit and become " conducting ", give the switch driving circuit powered operation by the transformation rectification circuit then, monostable switch is maintained conducting state.This embodiment also can realize the zero stand-by power consumption of controlled electronic equipment, and is only just to have the power supply feedback circuit working current of keeping the monostable switch state to exist behind switch conduction.It is emphasized that the wireless switchgear among this embodiment does not have the attended circuit of power consumption fully, so not only the stand-by power consumption of electrical equipment is zero, the quiescent dissipation of switchgear itself also is zero, and can use general monostable switch.Use the controlled electronic equipment of present embodiment switchgear, very low to the maintenance needs of switchgear itself.The concrete configuration pattern can be selected according to concrete applied environment.
Replacedly, referring to the schematic block diagram that Figure 8 shows that wireless switchgear embodiment 5 of the present invention, wireless switchgear embodiment 5 is basic identical with the related device among the embodiment 1,2,3 and 4, the supply module of switch block is the 3V button cell for independent battery 300 also, and its key distinction is that switch element has adopted monostable switch and power supply feedback circuit (transformation rectification unit 241 and switch drive power supply selected cell 235) to substitute bistable switch.
As shown in the figure, embodiment 5 has energy recovery module, signal demodulation unit, differentiation and switch control unit, switch drive unit and a non-volatile memory cells with embodiment 1,2,3 and 4 is basic identical, for the bistable switch among the embodiment 2, only need provide pulse to its control end in the switch upset, control end can be kept zero level At All Other Times.Though operation is simple and convenient like this, control signal need be used positive and negative pulse.Monostable switch (control signal only needs two level) has provided implementation method at using very widely in the present embodiment.Therefore switch 24 adopts monostable switch in this example, the difference is that switch control module 23 has increased driving power selected cell 235, be used for when described monostable switch 24 disconnects, the power supply that selection provides from an independent battery 300, when described monostable switch is connected, select power supply from the transformation rectification unit 241 that is in parallel with described controlled source; And switch drive unit 234, be used under the power supply of described driving power selected cell 235 gatings, the switch controlling signal of described differentiation and switch control unit 233 outputs is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch 24.
" shutoff " state with monostable switch is that normal stable state describes in the present embodiment: when control signal when being low, output zero level in switch drive unit is turn-offed switch, and the power supply feedback circuit also turn-offs; After control signal is height, become " conducting ", give power supply feedback circuit powered operation by the transformation rectification unit then, monostable switch is maintained conducting state by switch drive unit drives monostable switch.This embodiment also can realize the zero stand-by power consumption of electrical equipment, and is only just to have the power supply feedback circuit working current of keeping the monostable switch state to exist behind switch conduction.Compare with the switch open/shutdown mode among the embodiment 4, switchgear can directly drive more powerful first order electrical equipment.It is emphasized that, though the wireless switchgear among this embodiment also uses accessory power supply to assist switchgear, but adopt the radio source switch of accessory power supply to compare with tradition, switchgear described herein does not have the attended circuit of power consumption fully: so not only the stand-by power consumption of electrical equipment is zero, the quiescent dissipation of switchgear itself also is zero, and extremely low to the power consumption requirement of accessory power supply, also used general monostable switch.Use the controlled electronic equipment of present embodiment switchgear, very low to the maintenance needs of switchgear itself.The concrete configuration pattern can be selected according to concrete applied environment.
Non-volatile memory cells described in above-mentioned wireless switchgear embodiment 1,2,3,4 and 5 preferably adopts programmable non-volatile memory cell, is used to write and store the identification code of this device; But alternatively, this non-volatile memory cells can adopt and connect a writing unit, identification code shown in the user writes by this writing unit manual operations.
In the embodiment 1,2,3,4 or 5 wireless switch system that constitute of above-mentioned wireless switch remote controller 1 and wireless switchgear 2, the communication control method process flow diagram of the communication control method wireless switch system of the present invention as shown in Figure 9 that adopts between wireless switch remote controller 1 and the wireless switchgear 2, this communication control method comprises the steps:
Step 10: wireless switch remote controller is determined carrier energy signal, synchronizing signal and the director data signal that current emission is used, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, steering order sign indicating number and check code; Described director data signal comprises the packet that is loaded with same identification sign indicating number, control code and information of check code
Step 20: launch described carrier energy signal, and after described synchronizing signal and director data signal modulated, launch; The amplitude of described carrier energy signal and time span, the energy that recovers out according to wireless switchgear are enough to finish switch and are controlled to be condition and determine.Wherein, the carrier energy signal can or be loaded with the high-frequency signal of data-signal for unloaded wave energy signal.
Wherein this wireless switch remote controller is to send the carrier energy signal continuously to wireless switchgear in continuous time in the section t1; In the time of can guaranteeing that like this wireless switch remote controller is carried out switch control at every turn, the enough long carrier energy signal of emission earlier, so that the abundant energy of wireless energy recovery unit savings is controlled to finish switch, then launch the synchronizing signal that signal post needs, and at least one packet is the director data signal, quality according to actual channel also can be provided with a plurality of identical packets of transmission, packet content comprises identification code, steering order sign indicating number and check code, to guarantee the reliable reception of receiving end to information, the modulation system of the radio communication in the present embodiment is ASK or FSK.Wherein, produce the duration t1 that timing signal is controlled continuous emission carrier energy signal according to the performance and the switch control end electrical specification of the radio-frequency (RF) energy of launching, communication distance, take over party's energy recovery circuit.
Step 30: wireless switchgear receives the wireless signal of described wireless switch remote controller emission, and (this wireless signal is the carrier energy signal that wireless switch remote controller is sent, and through synchronizing signal and director data signal after wireless-modulated unit 114 modulation of wireless switch remote controller) after, recover energy in the carrier energy signal that from described wireless signal, comprises, and as power supply; Wherein, radio-frequency (RF) control signal described in the wireless switchgear receiving step 1 is extracted energy from the signal that receives, start the work of circuit in the wireless switchgear, guarantee that wireless switchgear has time enough savings electric energy, guarantees the steady operation of circuit in the wireless switchgear.Wherein, energy recovery circuit not only can recover energy from unloaded wave energy signal, also can recover energy from the high-frequency signal that is loaded with data-signal.
Step 40: according to synchronizing signal that comprises in the described wireless signal that receives and director data signal, demodulate described identification code of carrying, steering order sign indicating number and check code, and according to judged result to described identification code, steering order sign indicating number and check code, output and the control signal that controlled switch is complementary are controlled described switch and are carried out break-make.
In the communication control method of the wireless switch system that the present invention proposes, the wireless signal transmission step of wireless switch remote controller (as step 10 and 20) has been guaranteed the transmission of enough energy and signal in continuous time, the signal receiving step (step 30) of wireless switchgear has guaranteed the recovery of enough energy and signal, the receiving code verification of wireless switchgear and identification code determining step provide the control of wireless switch remote controller to the specific radio switchgear, and guarantee error starting and shutoff operation can not occur, in continuous time section t1, send continuously the carrier energy signal provide between wireless switch remote controller and the wireless switchgear apart from too far away or between guarantee to realize that the method for remotely controlling functional, the communication of wireless switch system and control method also make the simplification of wireless switch system realization when shelter is arranged.
Referring to the exemplary plot that Figure 10 shows that the director data signal that transfers in the wireless signal of the present invention, order format first is the device identification code of 32bit, identification code is preferably 32 bits in the present embodiment, before 16bit be used for distinguishing different consumer production firms, back 16bit is used for distinguishing the equipment of same device fabrication manufacturer different model.Each telechiric device can only be controlled identification code switchgear on all four with it, and each switchgear can only be identified the sign indicating number telechiric device remote control consistent with it.The order format second portion is the switching control instruction sign indicating number of 8bit, can split to close and carry out control corresponding, and the status information etc. that obtains switch.The last part of order format is the CRC check sign indicating number of 8bit, is used for judging the whether wrong appearance in transmission of identification code and steering order sign indicating number.The check code here also can be simple parity check code or other check code, the communication that badly causes for the channel condition frequent situation of makeing mistakes, can adopt or realize than complexity but error detecing capability is strong, general verification code length is 16 or 24, the error correcting code of 32bit, to reduce the duration and the wrong probability of no operation response.
Introduce the several steps that relates in this method below in detail, step 10 specifically may further comprise the steps: the switch control key command that receives the operator; Resolve described key command, generate control code; Reading pre-stored in described wireless switch remote controller with the corresponding described identification code of described wireless switchgear by remote control; Generate check code according to described identification code and control code; According to described identification code, control code and check code, form the director data signal; And carrier energy signal and the synchronizing signal of determining current emission use.
When wireless switch system adopted wireless switchgear embodiment 1, the described controlled switch in the wherein said step 40 then was a bistable switch, and described bistable switch comprises the back class large power driving switch of prime miniwatt driving switch and series connection.And described step 40 specifically comprises:
Step 1401: under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, steering order sign indicating number and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Step 1402: under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; Wherein, identification code all is provided with by programming in programmable non-volatile memory when wireless switchgear dispatches from the factory, or write by manual operations by the writing unit that has outward.
Step 1403: under the power supply of the energy that described recovery is come out, described switch controlling signal is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, controls the on off operating mode of described bistable switch.
When wireless switch system adopted wireless switchgear embodiment 2, the described controlled switch in the wherein said step 40 then was a bistable switch; Described step 40 comprises:
Step 2401: under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Step 2402: under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; Wherein, identification code all is provided with by programming in programmable non-volatile memory when wireless switchgear dispatches from the factory, or write by manual operations by the writing unit that has outward.
Step 2403: under the power supply of independent battery, the switch controlling signal of described output is converted to the drive control signal that is complementary with described bistable switch control end incoming level and driving force, controls described bistable on off operating mode,
Wherein, the power supply of described independent battery is controlled by a switching tube, and the conducting control of described switching tube is controlled by the switch controlling signal of described output.
When wireless switch system adopted wireless switchgear embodiment 3, the described controlled switch in the wherein said step 40 was bistable switch or monostable switch; Described step 40 comprises:
Step 3401: under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Step 3402: under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; Wherein, identification code all is provided with by programming in programmable non-volatile memory when wireless switchgear dispatches from the factory, or write by manual operations by the writing unit that has outward.
Step 3403: under the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described bistable switch or monostable switch control end incoming level and driving force, control the on off operating mode of described bistable switch or monostable switch
Wherein, the power supply of described transformation rectification unit is controlled by a switching tube, and the conducting control of described switching tube is controlled by the switch controlling signal of described output.
When wireless switch system adopted wireless switchgear embodiment 4, the described controlled switch in the wherein said step 40 was a monostable switch; Described step 40 comprises:
Step 4401: under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Step 4402: under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; Wherein, identification code all is provided with by programming in programmable non-volatile memory when wireless switchgear dispatches from the factory, or write by manual operations by the writing unit that has outward.
Step 4403: when described monostable switch disconnects, the power supply that the energy that selection is come out from described recovery provides, when described monostable switch is connected, selection is from the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
When wireless switch system adopted wireless switchgear embodiment 5, the described controlled switch in the wherein said step 40 was a monostable switch; Described step 40 comprises:
Step 5401: under the power supply of the energy that described recovery is come out,, demodulate described identification code of carrying, control code and check code according to synchronizing signal that comprises in the wireless signal that receives and director data signal;
Step 5402: under the power supply of the energy that described recovery is come out, the identification code, control code and the check code that come out according to described demodulation carry out data check, after confirming that transmission is errorless, the identification code that described demodulation is come out compares with the identification code that is stored in described wireless switchgear in advance again, confirm errorless after, the control code of recovering out according to described demodulation is exported corresponding switch controlling signal again; Wherein, identification code all is provided with by programming in programmable non-volatile memory when wireless switchgear dispatches from the factory, or write by manual operations by the writing unit that has outward.
Step 5403: when described monostable switch disconnects, the power supply that selection provides from an independent battery, when described monostable switch is connected, selection is from the power supply of the transformation rectification unit that is in parallel with controlled source, the switch controlling signal of described output is converted to the drive control signal that is complementary with described monostable switch control end incoming level and driving force, controls the on off operating mode of described monostable switch.
By adopting at traditional remote controlled electronic device, as shown in Figure 2, equip wireless switch system of the present invention, as controlling wherein built-in wireless switch remote controller traditional, and in the remote-controlled electronic equipment of tradition built-in wireless switchgear, can under reasons such as communication distance existence far away excessively, strongly disturbing, shelter, launch wireless signal after being provided with wireless switch system of the present invention like this, inform wireless switchgear.The electronic equipment that adopts wireless switchgear provided by the invention is when holding state, and the power switch of its electronic equipment thoroughly disconnects, no power consumption, and wireless switchgear adopts the radio frequency energy supply, and its power consumption is zero during standby, and the stand-by power consumption that has guaranteed machine system is zero.Wireless switch remote controller is to wireless switchgear switch control reliably, and system realizes simple.The present invention proposes the wireless switch system simplicity of design, is easy to directly embed in the electronic equipment of band remote control at present.The wireless switch system that the present invention relates to is with the electronic equipment of existing band remote control when integrated, the circuit of original electronic equipment need not design change, as long as wireless switchgear is replaced the existing mechanical switch, has well solved the high stand-by power consumption problem that exists in the current existing program.
It should be noted last that, above embodiment is only unrestricted in order to the technical scheme of the explanation embodiment of the invention, although the embodiment of the invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical scheme of the embodiment of the invention, and not break away from the spirit and scope of embodiment of the invention technical scheme.
Claims (4)
1. a wireless switch remote controller comprises power supply, it is characterized in that, also comprises:
The signal generation module, be used for determining carrier energy signal, synchronizing signal and the director data signal of current emission use, and modulate described synchronizing signal and director data signal, described director data signal comprise with by the corresponding identification code of remote-controlled switchgear, control code and check code;
Described signal generation module comprises:
The keyboard input block is used to receive operator's switch control key command;
Non-volatile memory cells, be used to store with by the corresponding identification code of remote-controlled switchgear; Described non-volatile memory cells is a programmable non-volatile memory cell, is used to write and stores described identification code; Described non-volatile memory cells connects a writing unit, and the said write unit is used to write described identification code;
Timing control unit is used for the key command according to described keyboard input block reception, resolves and generates control code; Read described identification code from described programmable non-volatile memory cell; Generate check code according to described identification code and control code; According to described identification code, control code and check code, form the director data signal; And the carrier energy signal and the synchronizing signal of definite current emission use; And
The wireless-modulated unit is used under the control of described timing control unit, and to described synchronizing signal, and described director data signal carries out wireless-modulated;
Display unit is used under the control of described timing control unit the display circuit status information; And
Power Management Unit, be used under the control of described timing control unit, the management of energy when finishing direct supply conversion, power supply voltage stabilizing and dormant state is extracted power supply dump energy information and is sent to described display unit demonstration via described timing control unit;
Emitting antenna is used for described carrier energy signal, modulated synchronizing signal and described director data signal are launched.
2. device as claimed in claim 1 is characterized in that, described timing control unit is formed a director data signal with the packet that is loaded with same identification sign indicating number, control code and information of check code.
3. device as claimed in claim 1 is characterized in that, described timing control unit, and the energy that recovers out according to wireless switchgear is enough to finish switch and is controlled to be condition, determines the amplitude and the time span of carrier energy signal.
4. device as claimed in claim 1, it is characterized in that, described timing control unit according to the performance and the switch control end electrical specification of the radio-frequency (RF) energy of launching, communication distance, take over party's energy recovery circuit, produces the duration that timing signal is controlled continuous emission wireless signal.
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| CN2009101648928A CN101639975B (en) | 2008-03-14 | 2008-03-14 | Wireless switch device and system and communication control method thereof |
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| CN2009101648928A CN101639975B (en) | 2008-03-14 | 2008-03-14 | Wireless switch device and system and communication control method thereof |
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| CN200810084655A Division CN100587751C (en) | 2008-03-14 | 2008-03-14 | Wireless switch device, system and its communication control method |
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| CN101639975A CN101639975A (en) | 2010-02-03 |
| CN101639975B true CN101639975B (en) | 2011-12-07 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103187959A (en) * | 2011-12-29 | 2013-07-03 | 清华大学 | Closed electronic device power source switching system |
| CN104516282A (en) * | 2013-09-29 | 2015-04-15 | 上海本星电子科技有限公司 | Closedown energy saving system |
| CN104378565A (en) * | 2014-11-07 | 2015-02-25 | 国网上海市电力公司 | TV power completely turning-off system |
| US10698376B2 (en) | 2017-05-19 | 2020-06-30 | Team Young Technology Co., Ltd. | Hierarchical wireless power management system and method, as well as remote control device and slave controller used therein |
| WO2018210174A1 (en) * | 2017-05-19 | 2018-11-22 | 天扬精密科技股份有限公司 | Wireless hierarchical power management system, and remote control device, controlled device, and remote control method thereof |
| CN112885070B (en) * | 2017-05-27 | 2022-05-31 | 广东易百珑智能科技有限公司 | Ultramicro power consumption signal transmitting device and application thereof |
| CN107656455A (en) * | 2017-09-28 | 2018-02-02 | 杭州古北电子科技有限公司 | A kind of implementation method and device of low-power consumption panel-switch |
| CN111064459B (en) * | 2019-12-30 | 2023-04-28 | 广东工业大学 | Wireless switching device, equipment system and power supply on-off operation control method |
| CN111082528B (en) * | 2019-12-30 | 2023-04-11 | 广东工业大学 | Wireless control system and wireless control method for realizing power supply on-off operation of equipment |
| CN111132290B (en) * | 2019-12-30 | 2022-08-02 | 广东工业大学 | Wireless control system and wireless control method for realizing power supply on-off operation of equipment |
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| CN2164620Y (en) * | 1993-04-01 | 1994-05-11 | 谢俊雄 | Remote monitoring device having compatibility with traditional monitoring system |
| CN2247838Y (en) * | 1995-08-15 | 1997-02-19 | 陈纯 | Power supply circuit multiplex wireless remote-controlled switch |
| CN2525736Y (en) * | 2000-07-22 | 2002-12-11 | 陈鸿贤 | Intelligent radio remote control electric switch device |
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