TW201443839A - Remote control method featuring standby-free remote boot and electronic equipment - Google Patents

Abstract

A remote control method featuring standby-free remote boot is applied to remotely controllable electronic equipment, the electronic equipment having a power controller and a wireless receiver, the electronic equipment having a rectifying module, a driving switch and a driving element. The following steps are executed in this electronic equipment: the rectifying module rectifying a pulse signal received by the wireless receiver into a transient driving signal; the driving switch being conducted under the control of the transient driving signal while making an external power source supply power to enable the power controller into a power-on state; and when the transient driving signal disappears, the driving element transmitting through the power source a steady-state driving signal to the power controller for maintaining the power-on state. By means of synchronous power supply while performing the remote boot, this invention can save power consumption during the standby period of the electronic equipment.

Description

Control method and electronic device capable of remotely starting up without standby

The present invention relates to a remote control method and apparatus, and more particularly to a control method and an electronic device for reducing power consumption of an electronic device during standby.

Referring to FIG. 1 , a prior art electronic device 9 capable of remote control has a receiver 81 , a drive switch 82 and a power controller 90 . The power controller 90 is connected to a plurality of pins 901 , 902 , 903 , and the power controller 90 . A power source Vcc is connected by pin 902 to supply the required power of the power controller 90.

The power controller 90 is in a standby state when it is not working normally. When the receiver 81 receives a wireless pulse signal, the power controller 90 is notified by the pin 901, and the power controller 90 decodes the wireless pulse signal to corresponding control. After the command (such as: power on), the power controller 90 is switched from the standby state to a power-on state, and in the power-on state, the power controller 90 turns on the driving switch 82 by the pin 903 (normally in standby mode The on state) causes the power source Vcc to start normal operation by supplying power to other components of the electronic device 9. If the receiver 81 receives another wireless pulse signal, the power controller 90 decodes the wireless pulse signal out of the shutdown command, then the power control The device 90 is restored from the power-on state to the standby state.

Another conventional method is to add a secondary power source lower than the power source Vcc and a lower current consumption microprocessor (not shown) to the receiver 81, a driving switch 82 and a power controller 90, and The secondary power supply is supplied to the microprocessor. When in the standby mode, the power supply Vcc of the power controller 90 is turned off to reduce power consumption, and in the standby mode, the microprocessor is responsible for detecting whether there is a wireless pulse signal.

The prior art lacks that the power supply controller 90 must be powered on and kept in a ready-to-operate state in order to receive and receive the wireless pulse signal at any time, in preparation for receiving and analyzing the contents of the control command contained in the wireless pulse signal. Corresponding to the l/O handling of the control command. However, each power controller 90 has a different standby current, which consumes a few mA, and may consume hundreds of mA. It not only consumes electricity, but also increases the electricity bill, which does not meet the green energy saving trend.

Accordingly, it is an object of the present invention to provide a control method and an electronic device that can be remotely turned on without standby.

Therefore, the remote control method capable of remotely starting up without standby in the present invention is applied to a remotely controlled electronic device having a power controller and a wireless receiver electrically connected to the power controller, the electronic device having a rectification a module, a driving switch and a driving component, and the electronic device performs the following steps: the wireless receiver receives a remote control to generate a pulse signal; the rectifier module rectifies the pulse signal received by the wireless receiver into a temporary State drive signal; the drive switch accepts the transient drive signal control Turning on and causing the external power source to supply power to the power controller; the power controller, when the power signal is in the power-on state in which the temporary driving signal exists, is capable of decoding the pulse signal as a power-on command, and is enabled to be in a power-on state; The driving component is electrically connected to the power controller and the power source. When the transient driving signal disappears, a steady-state driving signal is transmitted through the power source to replace the transient driving signal to maintain the power-on state.

The power controller supplies power to other components of the electronic device in a power-on state in which the steady-state driving signal exists, and when the other pulse signal is decoded as a shutdown command, the power-on controller is enabled. In the off state, the steady state drive signal is stopped and the supply of power is stopped.

The pulse signal carries a control command having a predetermined encoding format. The control command is divided into a power-on command, a power-off command and a other function command. The code of the power-on command is a system start code, a start bit, and a The system code and a boot operation code, the code of the shutdown command is a start bit, a system code and a shutdown operation code, and the coding of the other instructions is a start bit, a system code and a function operation. code.

The electronic device capable of remotely booting without standby is provided with a power controller and a wireless receiver electrically connected to the power controller. The wireless receiver has an input coupled to an external power source and is triggered by a remote control. An output end of a pulse signal, the power controller has a control unit, a power pin, a remote pin and a switch pin, and the control unit can decode the signal received by the remote pin to determine whether to turn on or off, and the The control unit outputs a main power supply by the switch pin when the power is turned on. The other components are used and the main power is not output when the power is turned off.

The power controller further has a control pin, and the power controller outputs a steady state driving signal when the power is turned on.

The electronic device further includes a filter component, a rectifier module, a drive switch and a drive component.

The filter component is electrically connected to the output end of the wireless receiver, and only passes the pulse signal but does not pass the DC signal; the rectifier module is electrically connected to the filter component, and the pulse signal is rectified into a transient drive signal; the drive The switch has a body and a control end connected to the body, a first end and a second end, the first end is coupled to the external power source, the second end is electrically connected to the power pin, and the control end accepts the Transient driving signal control and turning on the driving switch to supply the external power source to the power pin and enabling the power controller to be in a power-on state, so that the power controller is in a power-on state in which the transient driving signal exists When the pulse signal is decoded as a power-on command, the power-on state is enabled; the driving component is electrically connected between the rectifier module and the control pin, and receives the control pin when the transient driving signal disappears. Transmitting the steady state drive signal replaces the transient drive signal to cause the power controller to maintain the power on state.

The power controller supplies power to other components of the electronic device in a power-on state in which the steady-state driving signal exists, and when the other pulse signal is decoded as a shutdown command, the power-on controller is enabled. In the off state, the steady state drive signal is stopped and the supply of power is stopped.

The filter component is a first capacitor, and the rectifier module has a a first diode, a second diode, a first resistor, and a second capacitor; wherein an anode of the first diode is grounded and a cathode is coupled to the first capacitor to increase a DC position of the pulse signal And generating a boost level signal; the anode of the second diode is coupled to the first capacitor and the cathode of the first diode, and the cathode of the second diode is coupled to one end of the first resistor and One end of the second capacitor rectifies the boost level signal into a continuously flowing transient drive signal.

The driving switch is a first field effect transistor having a body and a gate, a drain and a source connected to the body, the drain is coupled to the external power source, and the source is electrically connected to the power connection And the gate receives the transient drive signal control to turn on the first field effect transistor to supply the external power supply to the power pin and enable the control unit to be in a power on state.

The control unit outputs the steady-state driving signal when the control pin is turned on; the driving component is a third diode, and the anode of the third diode is electrically connected to the control pin, the third The cathode of the pole body is electrically connected to the gate of the first field effect transistor, and when the transient driving signal disappears, receiving the control pin transmits the steady state driving signal instead of the transient driving signal for supplying to the first The gate of the field effect transistor drives to continue to conduct the power supply, causing the control unit to maintain the power-on state.

The electronic device further includes a power switch, the power switch is coupled to the switch pin, and the power switch is a second field effect transistor, and the control unit outputs the steady state drive signal in a power on state and controls the The second field effect transistor turns on the power source to supply power; in the power-on state, if the control unit decodes another pulse signal as a shutdown command, it is enabled to be in a shutdown state, and the control unit stops outputting the shutdown state in the shutdown state. Steady state drive Signal and stop supplying power.

The effect of the invention is that: by the control method and the electronic device of the invention, the power controller of the electronic device is not energized at ordinary times, and if the remote controller sends a wireless signal representing the power on, the relevant circuit component can convert the received pulse signal into a transient state. The driving signal is supplied to the power controller to energize it to decode the power-on command, and then the steady-state driving signal is transmitted to the power controller through the power source to continue to be in the power-on state, and the power consumption is not required to be standby, which is in line with the green energy-saving trend.

100‧‧‧Electronic equipment

10‧‧‧Power Controller

110‧‧‧Control unit

111‧‧‧Remote pin

112‧‧‧Power pin

113‧‧‧Switch pin

114‧‧‧Control pin

2‧‧‧Wireless Receiver

21‧‧‧ body

211‧‧‧ Receiver power input

212‧‧‧ Receiver signal output

31‧‧‧Filter components

32‧‧‧Rectifier Module

33‧‧‧Drive Switch

34‧‧‧Drive components

5‧‧‧Power switch

V _IR ‧‧‧ pulse signal

V _DC ‧‧‧Transient drive signal

V _cc ‧‧‧ power signal

V _ccin ‧‧‧ power signal

V _pw ‧‧‧Power control signal

V _out ‧‧‧Power signal

V _ctrl ‧‧‧ Steady drive signal

R8‧‧‧First resistance

C3‧‧‧first capacitor

C4‧‧‧second capacitor

D6‧‧‧ first diode

D5‧‧‧Secondary

D4‧‧‧ third diode

Q1‧‧‧The first effect transistor

Q2‧‧‧Second effect transistor

Other features and effects of the present invention will be apparent from the following description of the drawings. FIG. 1 is a circuit diagram illustrating a prior art electronic device capable of remote control; FIG. 2 is a circuit block diagram illustrating An embodiment of the present invention for remotely booting an electronic device without standby; FIG. 3 is a circuit diagram illustrating detailed components of an embodiment of the present invention; and FIG. 4 is a timing diagram illustrating the remote start of the present invention without standby The control method generates a waveform generated when the power-on command is received in the standby state; FIG. 5 is a timing diagram illustrating the control method of the present invention capable of remotely starting up without standby, receiving the waveform generated by the non-power-on command in the standby state; FIG. 6 is a moment The sequence diagram illustrates the control method of the present invention that can be remotely turned on without standby and is generated when the non-shutdown command is received in the power on state. Waveform; and FIG. 7 is a timing diagram illustrating a waveform generated when the control method capable of remotely starting up without standby in the present invention receives a shutdown command in the power-on state.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same reference numerals.

Referring to FIG. 2, an embodiment of the remote control method capable of remotely booting without standby is applied to a remotely controlled electronic device 100 having a power controller 10 and an electrical connection to the power controller 10. The main components and operation principle of the wireless receiver 2 are as follows.

The electronic device 100 has a filter component 31, a rectifier module 32, a drive switch 33 and a drive component 34, and the electronic device 100 mainly performs the following steps: the wireless receiver 2 receives a remote control to generate a pulse signal V. _{the IR;} the filtering element 31 is electrically connected to the wireless receiver 2 receives the signal output terminal 212 only by the pulse signal V _IR but not through a direct current signal; rectifier module 32 to the pulse signal V _IR rectifying a transitory Driving signal V _DC ; the driving switch 33 is controlled by the transient driving signal V _{DC to} be turned on and the external power signal V _{cc is} supplied to the power controller 10; the power controller 10 exists in the transient driving signal V _DC In the power-on state, when the pulse signal V _IR is decoded as a power-on command, the power-on state is enabled; the driving component 34 is electrically connected to the power controller 10 and the power signal V _cc , and the transient driving signal is When the V _DC disappears, the steady state driving signal V _{ctrl is} transmitted through the power signal V _{cc to} replace the transient driving signal V _DC to maintain the power-on state of the power controller 10 .

In addition, the power controller 10 can supply a power signal V _out by controlling a power switch 5 to turn on the power signal V _cc by outputting a power control signal V _pw in an energized state in which the steady state driving signal V _ctrl exists. Other components of the electronic device 100; in the power-on state, if the power controller 10 decodes the pulse signal V _IR as a shutdown command, it is enabled to be in a shutdown state, and the power controller 10 stops outputting in the shutdown state. The steady state drive signal V _ctrl controls the power switch 5 not to turn on the power signal V _cc and stops supplying the power signal V _out .

The detailed circuit components of the electronic device 100 that can be remotely turned on without waiting for the present invention are as shown in FIG. 3, and will be described in detail below with reference to FIG.

The wireless receiver 2 has a body 21, a receiver power input end 211 coupled to an external power signal V _cc , and a receiver signal output terminal generated by a remote controller (not shown) to generate a pulse signal V _IR . The power controller 10 has a control unit 110, a remote control pin 111, a power pin 112, a switch pin 113, and a control pin 114. The control unit 110 can decode the remote control pin 111. The signal is used to determine whether to turn the power on or off, and the control unit 110 outputs a main power signal V _out by the switch pin 113 to supply other components when the power is turned on, and does not output the main power signal V _out when the power is turned off.

In this embodiment, the filter component 31 is a first capacitor C3, and the rectifier module 32 has a first diode D6, a second diode D5, a first resistor R8, and a second capacitor C4. The anode of the first diode D6 is grounded and the cathode is coupled to the first capacitor C3, thereby raising the DC level of the pulse signal V _IR to generate a boost level signal V _X ; the anode coupling of the second diode D5 Connected to the cathode of the first capacitor C3 and the first diode D6, the cathode of the second diode D5 is coupled to one end of the first resistor R8 and one end of the second capacitor C4, and the other end of the first resistor R8 and the second The other end of the capacitor C4 is grounded, thereby rectifying the boost level signal V _X into a constant-current transient drive signal V _DC .

In this embodiment, the driving switch 33 is a first field effect transistor Q1 having a body and a control terminal (gate) connected to the body, a first end (drain) and a second end (source) The first end (drain) is coupled to the external power signal V _cc , the second end (source) is electrically connected to the power pin 112 , and the control terminal (gate) receives the transient driving signal V _{The DC} control turns on the first field effect transistor Q1 to supply the external power supply signal V _cc to the power pin 112 and causes the control unit 110 to decode the pulse signal in the energized state in which the transient drive signal V _DC exists. When V _IR is the power-on command, it is enabled.

In this embodiment, the control unit 110 outputs a steady-state driving signal V _ctrl when the power is turned on by the control pin 114; the driving component 34 is a third diode D4, and the anode is electrically connected to the third diode D4. a pin 114, the cathode of the third diode D4 is electrically connected to the control end (gate) of the first field effect transistor Q1, and the control pin transmits the steady state before the transient drive signal V _DC disappears. The driving signal V _ctrl replaces the transient driving signal V _DC to be supplied to the control terminal (gate) of the first field effect transistor Q1 to drive the power-on signal V _cc to continue, so that the control unit 110 maintains the power-on state according to the power signal V _ccin . The waveform of the relevant component is shown in Figure 4.

The power switch 5 is a second field effect transistor Q2. In the on state, the steady state driving signal V _{PW is} output and the second field effect transistor Q2 is turned on to supply the power signal V _cc to supply the power signal V _out ; If the control unit 110 decodes another pulse signal to be a shutdown command, the control unit 110 stops outputting the steady state drive signals V _ctrl and V _PW in the shutdown state, and the second field effect transistor Q2 The power supply signal V _{out is} stopped when the power supply signal V _cc is not turned on, and the waveform diagram of the relevant element is as shown in FIG.

In this embodiment, the pulse signal V _IR carries a control command having a predetermined encoding format, and the control command can be divided into a power-on command, a power-off command, and a other function command (non-power on/off), and the code of the power-on command is sequentially A system startup code, a start bit, a system code and a boot operation code, the coding of the shutdown command is a start bit, a system code and a shutdown operation code, and the coding of the other instructions is a start bit. Meta, a system code and a function opcode.

Referring to FIG. 4, when the control unit 110 receives the power-on command during standby, the power-on command includes a system startup code, a start bit, a system code, and a boot operation code, and the system startup code starts to wake up control. The unit 110, when the control unit 110 confirms that it is a power-on command, generates a steady-state driving signal V _ctrl , a power control signal V _{pw ,} and a power signal V _ccin , and the steady-state driving signal V _ctrl , the power control signal V _{pw ,} and the power signal V _ccin Turned from a low level to a power-on state that maintains a high level.

Referring to FIG. 5, when the control unit 110 is powered off, a non-power-on control command is received, which includes a start bit, a system code, and a non-power-on operation code. Since there is no system startup code at the start of the non-power-on control command, the control is performed. The unit 110 receives the pulse signal V _IR even if it is awakened, and when it is confirmed that it is a non-power-on command, the steady-state driving signal V _ctrl maintains the low level, and the power-off state is maintained while the pulse signal V _IR disappears.

Referring to FIG. 6, when the control unit 110 is powered on, it receives a non-shutdown control command, which includes a start bit, a system code, and a non-shutdown operation code, and the steady state drive signal V _{ctrl of the} control unit 110 remains high. At the level, the pulse signal V _IR disappears and will remain energized.

Referring to FIG. 7, when the control unit 110 is in normal operation, it receives a shutdown command, which includes a start bit, a system code, and a shutdown operation code. When the shutdown command is confirmed, the steady state drive signal V _ctrl is rotated from a high level. When the pulse signal disappears, the power supply is turned off to turn the power control signal V _pw and the power signal V _ccin into a power-off state.

In summary, the effect of the present invention is that, by the control method of the present invention and the electronic device 100, the power controller 10 of the electronic device 100 is normally not powered, and if the remote controller (not shown) sends a pulse signal representative of the power-on pulse V _IR The relevant circuit component can subtly convert the received pulse signal V _IR into a transient driving signal V _{DC to be} supplied to the power controller 10 to be powered to decode the power-on command, and then transmit the steady-state drive through the power signal V _{cc .} The signal V _{ctrl is} supplied to the power controller 10 to continue to be in the power-on state, and it is not necessary to always consume power and is in compliance with the green energy saving trend, so that the object of the present invention can be achieved.

The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent changes and modifications made by the patent application scope and patent specification content of the present invention, All remain within the scope of the invention patent.

100‧‧‧Electronic equipment

10‧‧‧Power Controller

110‧‧‧Control unit

111‧‧‧Remote pin

112‧‧‧Power pin

113‧‧‧Switch pin

114‧‧‧Control pin

2‧‧‧Wireless Receiver

21‧‧‧ body

211‧‧‧ Receiver power input

212‧‧‧ Receiver signal output

31‧‧‧Filter components

32‧‧‧Rectifier Module

33‧‧‧Drive Switch

34‧‧‧Drive components

5‧‧‧Power switch

V _IR ‧‧‧ pulse signal

V _cc ‧‧‧ power signal

The power supply signal V _ccin ‧‧‧

V _pw ‧‧‧Power control signal

V _out ‧‧‧Power signal

V _ctrl ‧‧‧ Steady drive signal

Claims (9)

A remote control method capable of remotely starting up without standby, is applied to a remotely controlled electronic device having a power controller and a wireless receiver electrically connected to the power controller, the electronic device having a rectifier module a driving switch and a driving component, and the electronic device performs the following steps: the wireless receiver receives a remote control to generate a pulse signal; the rectifier module rectifies the pulse signal received by the wireless receiver into a transient driving a driving signal is controlled by the transient driving signal to be turned on and the external power source is supplied to the power controller; and the power controller decodes the pulse signal into a power-on command in a power-on state in which the temporary driving signal exists When the driving component is electrically connected to the power controller and the power source, when the transient driving signal disappears, a steady-state driving signal is transmitted through the power source to replace the transient driving signal. Maintain the power on state. The remote control method of claim 1, wherein the electronic device further performs the following steps: the power controller supplies power to the electronic device in a power-on state in which the steady-state drive signal exists The component, when decoding another pulse signal is a shutdown command, is enabled to be in a shutdown state, and the power controller stops outputting the steady state driving signal and stops supplying power in the shutdown state. The remote control method of claim 2, wherein the pulse signal carries a control command having a predetermined encoding format, and the control command is divided into a power-on command, a power-off command, and another function command. The code of the boot command is a system start code, a start bit, a system code and a boot operation code, and the code of the shutdown command is a start bit, a system code and a shutdown operation code. The encoding of other instructions is a start bit, a system code, and a function opcode. An electronic device capable of remotely starting up without standby, the electronic device having a power controller and a wireless receiver electrically connected to the power controller, the wireless receiver having an input coupled to an external power source and a remote control An output terminal that triggers a pulse signal, the power controller has a control unit, a power pin, a remote pin and a switch pin, and the control unit can decode the signal received by the remote pin to determine whether to turn on or off And the control unit outputs power to other components when the power is turned on, and does not output the power when the power is turned off, wherein the power controller further has a control pin, wherein the power controller The control pin outputs a steady-state driving signal when the power is turned on; and the electronic device further includes: a filtering component electrically connected to the output end of the wireless receiver, only passing the pulse signal but not passing the DC signal, and a rectifying mode a group, electrically connecting the filter component, and rectifying the pulse signal into a transient drive signal, a driving switch having a body and a control end connected to the body, a first end and a second end, the first end is coupled to the external power source, and the second end is electrically connected to the power pin, the control Receiving the transient driving signal control to turn on the driving switch, causing the external power source to supply power to the power pin and enabling the power controller to be in a power-on state, so that the power controller has power-on in the transient driving signal In the state, when the pulse signal is decoded as a power-on command, the power-on state is enabled, and a driving component is electrically connected between the rectifier module and the control pin. When the transient driving signal disappears, Receiving the control pin transmits the steady state driving signal instead of the transient driving signal to enable the power controller to maintain the power on state. An electronic device capable of remotely booting without standby, as described in claim 4, wherein the control unit supplies power to other components of the electronic device in a power-on state in which the steady-state drive signal is present, when the control unit decodes another When the pulse signal is a shutdown command, it is enabled to be in a shutdown state, and the control unit stops outputting the steady state drive signal and stops supplying power in the shutdown state. The electronic device of claim 4 or 5, wherein the filter element is a first capacitor, the rectifier module has a first diode, a second diode, and a a first resistor and a second capacitor; wherein the anode of the first diode is grounded and the cathode is coupled to the first capacitor to raise a DC level of the pulse signal to generate a boost level signal; the second pole The anode of the body is coupled to the first capacitor and the first two The cathode of the second body is coupled to one end of the first resistor and one end of the second capacitor, and rectifies the boost level signal into a continuous current transient driving signal. The electronic device capable of remotely starting up without waiting in standby according to claim 6, wherein the driving switch is a first field effect transistor having a body and a gate, a drain and a source connecting the body The drain is coupled to the external power source, the source is electrically connected to the power pin, and the gate receives the transient driving signal control to turn on the first field effect transistor to supply the external power source to the power pin. And enable the control unit to be powered on. The electronic device capable of remotely booting without waiting for standby according to claim 7, wherein the control unit outputs the steady-state driving signal when the control pin is turned on; the driving component is a third diode, The anode of the third diode is electrically connected to the control pin, and the cathode of the third diode is electrically connected to the gate of the first field effect transistor, and when the transient driving signal disappears, the control interface is received. The pin transmits the steady state drive signal in place of the transient drive signal to supply the gate of the first field effect transistor to drive the power supply to continue, so that the control unit maintains the power on state. The electronic device capable of remotely booting without waiting for standby according to claim 8, further comprising a second field effect transistor coupled to the switch pin, the control unit outputting the steady state driving signal in a power on state and controlling the The second field effect transistor turns on the power source to supply power; in the power-on state, if the control unit decodes another pulse signal as a shutdown command, it is enabled to be in a shutdown state, and the control unit stops outputting the shutdown state in the shutdown state. Steady state Drive the signal and stop supplying power.