WO2020226452A1 - 전원을 차단하기 위한 전자 장치 - Google Patents
전원을 차단하기 위한 전자 장치 Download PDFInfo
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- WO2020226452A1 WO2020226452A1 PCT/KR2020/006092 KR2020006092W WO2020226452A1 WO 2020226452 A1 WO2020226452 A1 WO 2020226452A1 KR 2020006092 W KR2020006092 W KR 2020006092W WO 2020226452 A1 WO2020226452 A1 WO 2020226452A1
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- user device
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/06—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/327—Means for protecting converters other than automatic disconnection against abnormal temperatures
Definitions
- Various embodiments relate to an electronic device for cutting off power.
- the apparent power includes active power as well as reactive power.
- the reactive power may be generated according to the characteristics of the load.
- the reactive power may be stored in a coil of a transformer for changing a high voltage to a low voltage, or may be stored in a coil of a motor for changing electrical energy into rotational energy.
- a user device limits standby power consumed by the user device below a specified level. For example, when the power of the user device is turned off, the user device reduces the standby power to 1 (W) or less by switching the mode of the switch element of the user device to a burst mode. have.
- the burst mode is a mode in which more current is applied to a capacitor and a coil constituting the EMI filter of the power supply device in the user device, a tradeoff for the reduction in standby power results in an increase in reactive power. In other words, due to the increase in the consumption of reactive power, the consumption of wasted power by the user device using the burst mode may increase.
- An electronic device includes a power converter configured to generate DC power based on an external power source, a first photo coupler, and the first photo coupler.
- a state detection unit comprising a connected first diode and configured to detect a state of a user device including the electronic device or electrically connected to the electronic device, and a driving power supply for the user device based on the DC power
- a power cut-off unit comprising a driving power supply configured to supply and a first field effect transistor (FET) and configured to cut off the DC power supplied to the driving power supply according to the state of the user device, and the state
- a control unit electrically connected to the detection unit, wherein the control unit comprises: a second designated state for requesting to cut off the driving power from a first designated state in which the state of the user device requires the application of the driving power.
- the state of the first signal transmitted from the control unit to the state detection unit is switched from the first state to the second state to turn off the light emitting diode (LED) of the first photo coupler.
- the transistor of the first photo coupler may be turned off based on the light off of the LED of the first photo coupler, and the anode and the cathode of the first diode are ,
- the first FET of the first photocoupler may be changed to a low state based on the turn-off of the transistor of the first photo coupler, and the first FET of the power cut-off unit may include the first diode of the first diode electrically connected to the gate of the first FET.
- the power cut-off unit is configured to turn off the first FET. Based on this, it may be configured to cut off the DC power provided to the driving power supply.
- An electronic device includes a field effect transistor (FET) and a gate of the FET while a user device including the electronic device or electrically connected to the electronic device is turned off.
- FET field effect transistor
- FIG. 1 is a simplified block diagram of an electronic device according to various embodiments.
- FIG. 2 shows an example of a circuit of an electronic device according to various embodiments.
- FIG. 3 illustrates another example of a circuit of an electronic device according to various embodiments of the present disclosure.
- the components are not limited.
- a certain (eg, first) component is “(functionally or communicatively) connected” or “connected” to another (eg, second) component
- the certain component is It may be directly connected to the component, or may be connected through another component (eg, a third component).
- FIG. 1 is a simplified block diagram of an electronic device according to various embodiments.
- FIG. 2 shows an example of a circuit of an electronic device according to various embodiments.
- FIG. 3 illustrates another example of a circuit of an electronic device according to various embodiments of the present disclosure.
- the electronic device 1 includes a power cut-off unit 2, a driving power supply unit 3, a power conversion unit 4, a state detection unit 5, and a control unit 6. ) Can be included. According to embodiments, the electronic device 1 may further include at least one of the signal processing unit 7 and the charging power supply unit 8.
- the power cut-off unit 2 includes an electronic device 1 or a user device that is electrically connected to the electronic device 1 (not shown in FIG. 1, for example, a laptop computer, a smartphone, a refrigerator, It may be used to cut off DC power provided to the driving power supply 3 according to the state of a desktop computer, an internet of things (IoT) device, a power strip (or extension code, washing machine, etc.).
- the power cut-off unit 2 may include a first field effect transistor (FET) and a diode electrically connected to the gate of the first FET to cut off the DC power.
- FET field effect transistor
- the driving power supply 3 may be used to supply driving power for the user device, based on the DC power obtained by the power converter 4.
- the driving power supply unit 3 may include an electromagnetic interference (EMI) filter, a switching unit, and an output unit to supply the driving power to at least one load of the user device.
- the driving power supply unit 3 may include a switching mode power supply (SMPS).
- EMI electromagnetic interference
- SMPS switching mode power supply
- the power conversion unit 4 may be used to generate DC power based on power obtained from the outside.
- the power conversion unit 4 may convert AC power obtained from the outside into DC power.
- the power conversion unit 4 may include a bridge diode (or a diode bridge) and a capacitor to convert the AC power into the DC power.
- the present invention is not limited thereto.
- the power conversion unit 4 may generate the DC power based on the DC power applied to the power conversion unit 4.
- the present invention is not limited thereto.
- the state detection unit 5 may be used to detect the state of the user device. For example, the state detection unit 5 may determine whether the state of the user device is within a first designated state requiring application of driving power for the user device or a second designated state requesting cutoff of the driving power. Whether it can be detected. For example, the state detection unit 5 may detect at least a part of the housing of the user device to detect whether the state of the user device is within the first specified state or the second specified state. A switch exposed through, an IR signal receiving module capable of receiving an IR (infrared) signal, an RF signal receiving module capable of receiving a radio frequency (RF) signal, a temperature sensor, and a humidity sensor may be included. . According to embodiments, not only a temperature sensor and a humidity sensor, but also various sensors may be included in the state detection unit 5.
- IR infrared
- RF radio frequency
- the state detection unit 5 may include elements for turning on or off the first FET included in the power cut-off unit 2.
- the state detection unit 5 may include a first photo coupler and a diode electrically connected to the first photo coupler.
- the first photo coupler may include a light emitting diode (LED) and a transistor.
- the first photo coupler and the diode may be included in the power cut-off unit 2 or the control unit 6 instead of the state detection unit 5. However, it is not limited thereto.
- control unit 6 may control whether the power cut-off unit 2 cuts off the DC power provided to the driving power supply unit 3.
- the control unit 6 can adaptively switch the state of a signal transmitted from the control unit 6 to the state detection unit 5 according to the state of the user device detected by the state detection unit 5.
- the control unit 6 may include a microprocessor computer (MICOM) including at least one input terminal and at least one output terminal to adaptively change the state of the signal.
- MICOM microprocessor computer
- the signal processing unit 7 receives a signal from the state detection unit 5 for indicating whether the state of the user device is within the first specified state or the second specified state, Based on the received signal, it may be used to change the state of a signal transmitted from the signal processing unit 7 to the control unit 6.
- the signal processing unit 7 includes a second FET, a diode electrically connected to the state detection unit 5 and electrically connected to the gate of the second FET, and the second It may include a second photo coupler electrically connected to the drain of the FET.
- the second photo coupler may include an LED and a transistor.
- the charging power supply unit 8 includes an IR that may be included in the state detection unit 5 while the user device is in the second designated state and the power cut-off unit 2 cuts off the DC power. It may be used to provide power for driving at least one of a signal reception module, an RF signal reception module capable of receiving a radio frequency (RF) signal, or a temperature sensor.
- the charging power supply unit 8 is a control unit 6 in a wake-up state while the user device is in the second designated state and the power cut-off unit 2 cuts off the DC power. It can be used to provide a power source for driving.
- the charging power supply unit 8 may include diodes and capacitors to provide the power.
- the transistor of the first photo coupler may be turned off based on the light off of the LED of the first photo coupler.
- the anode and the cathode of the first diode in the state detection unit 5 electrically connected to the first photo coupler are in a low state based on the turn-off of the transistor of the first photo coupler. Can be changed to.
- the first FET of the power cut-off unit 2 is the first FET of the first FET by changing the cathode of the first diode electrically connected to the gate of the first FET to the low state. It can be turned off by changing the state of the gate to a low state.
- the power cut-off unit 2 may cut off the DC power provided to the driving power supply unit 3 based on the turn-off of the first FET.
- a signal processing unit 7 when a signal processing unit 7 is further included in the electronic device 1, the signal processing unit 7 is electrically connected to the second FET and the state detection unit 5, and the second FET A second diode electrically connected to the gate of, and a second photo coupler electrically connected to the drain of the second FET may be included.
- the second FET is configured to indicate that the state of the user device is switched from the first designated state to the second designated state through the second diode from the state detector 5. In response to receiving 2 signals using the gate of the second FET, it may be turned on. In various embodiments, the LED of the second photo coupler may be turned on based on the turn-on of the second FET. In various embodiments, the transistor of the second photo coupler may be turned on based on the lighting of the LED of the second photo coupler. In various embodiments, the state of the third signal transmitted from the signal processing unit 7 to the control unit 6 is from the first state to the second state based on the turn-on of the transistor of the second photo coupler. Can be converted. In various embodiments, the control unit 6 switches the state of the first signal from the first state to the second state in response to the third signal in the second state that is switched from the first state. can do.
- the power blocking unit 2 may further include a third diode connected to the gate of the first FET.
- the first FET of the power-off unit 2 is applied to the voltage applied to the gate of the first FET through the third diode while the user device is in the first designated state. It can be turned on based on.
- the power cut-off unit 2 may provide the DC power to the driving power supply unit 3 based on the turn-on of the first FET.
- the state detection unit 5 when the state detection unit 5 includes the IR signal receiving module electrically connected to the control unit 6, the state detection unit 5, whether or not the IR signal is received through the IR signal receiving module. Accordingly, it may be detected whether the state of the user device is within the first designated state or the second designated state.
- the charging power supply unit 8 in the electronic device 1 when the state detection unit 5 includes the IR signal receiving module electrically connected to the control unit 6, the charging power supply unit 8 in the electronic device 1 includes a fourth diode, a capacitor, and a fifth It may include a diode.
- the anode of the fourth diode is electrically connected to the driving power supply, and the cathode of the fourth diode is electrically connected to the first terminal of the capacitor, and the anode of the fifth diode is electrically Can be connected to.
- the second end of the capacitor may be electrically connected to the ground.
- the cathode of the third diode may be electrically connected to the controller 6 and each of the IR signal receiving module.
- the capacitor may be charged based on a voltage applied through the fourth diode while the user device is in the first designated state.
- the IR signal receiving module may maintain an active state based on the voltage of the charged capacitor while the user device is in the second designated state.
- the control unit 6 switches the state of the control unit 6 to a sleep state in response to the transition from the first designated state of the user device to the second designated state, and the user device Whether the sleep state is switched to a wake-up state based on a specified period while in the second specified state, and whether the level of the voltage of the charged capacitor reaches less than a specified level while in the wake-up state Can be identified.
- the control unit 6, in response to identifying that the level of the voltage of the charged capacitor reaches less than the specified level while the user device is in the second specified state, In order to maintain the active state of the IR signal receiving module, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the second state to the first state.
- the LED of the first photo coupler may be turned on based on the first signal converted to the first state.
- the transistor of the first photo coupler may be turned on based on the lighting of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to a high state based on the turn-on of the transistor of the first photo coupler.
- the first FET of the power cut-off part 2 is in response to a change of the anode and the cathode of the first diode to the high state, the third FET in the power cut-off part 2 It may be turned on based on a voltage applied to the gate of the first FET through a diode.
- the power cut-off unit 2 may provide the DC power to the driving power supply unit 3 based on the turn-on of the first FET.
- the charging power supply unit 8 may charge the capacitor through the fourth diode based on a voltage provided from the driving power supply unit 3.
- the controller 6 In order to turn off the LED, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the first state to the second state.
- the transistor of the first photo coupler may be turned off based on the light off of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to the low state based on the turn-off of the transistor of the first photo coupler.
- the first FET of the power-off unit may be configured to change the cathode of the first diode electrically connected to the gate of the first FET to the low state of the gate of the first FET. It can be turned off by changing the state to the low state.
- the power cut-off unit 2 may cut off the DC power provided to the driving power supply unit 3 based on the turn-off of the first FET.
- the state detection unit 5 when the state detection unit 5 includes the RF signal receiving module electrically connected to the control unit 6, the state detection unit 5, whether to receive the RF signal through the RF signal receiving module Accordingly, it may be detected whether the state of the user device is within the first designated state or the second designated state.
- the charging power supply unit 8 in the electronic device 1 includes a fourth diode, a capacitor, and a fifth It may include a diode.
- the anode of the fourth diode is electrically connected to the driving power supply, and the cathode of the fourth diode is electrically connected to the first terminal of the capacitor, and the anode of the fifth diode is electrically Can be connected to.
- the second end of the capacitor may be electrically connected to the ground.
- the cathode of the third diode may be electrically connected to each of the control unit 6 and the RF signal receiving module.
- the capacitor may be charged based on a voltage applied through the fourth diode while the user device is in the first designated state.
- the RF signal receiving module may maintain an active state based on the voltage of the charged capacitor while the user device is in the second designated state.
- the control unit 6 switches the state of the control unit 6 to a sleep state in response to the transition from the first designated state of the user device to the second designated state, and the user device Whether the sleep state is switched to a wake-up state based on a specified period while in the second specified state, and whether the level of the voltage of the charged capacitor reaches less than a specified level while in the wake-up state Can be identified.
- the control unit 6, in response to identifying that the level of the voltage of the charged capacitor reaches less than the specified level while the user device is in the second specified state, In order to maintain the active state of the RF signal receiving module, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the second state to the first state.
- the LED of the first photo coupler may be turned on based on the first signal converted to the first state.
- the transistor of the first photo coupler may be turned on based on the lighting of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to a high state based on the turn-on of the transistor of the first photo coupler.
- the first FET of the power cut-off part 2 is in response to a change of the anode and the cathode of the first diode to the high state, the third FET in the power cut-off part 2 It may be turned on based on a voltage applied to the gate of the first FET through a diode.
- the power cut-off unit 2 may provide the DC power to the driving power supply unit 3 based on the turn-on of the first FET.
- the charging power supply unit 8 may charge the capacitor through the fourth diode based on a voltage provided from the driving power supply unit 3.
- the controller 6 In order to turn off the LED, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the first state to the second state.
- the transistor of the first photo coupler may be turned off based on the light off of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to the low state based on the turn-off of the transistor of the first photo coupler.
- the first FET of the power-off unit may be configured to change the cathode of the first diode electrically connected to the gate of the first FET to the low state of the gate of the first FET. It can be turned off by changing the state to the low state.
- the power cut-off unit 2 may cut off the DC power provided to the driving power supply unit 3 based on the turn-off of the first FET.
- the state detection unit 5 when the state detection unit 5 includes the temperature sensor electrically connected to the control unit 6, the state detection unit 5 may determine the state of the user device according to sensing data received from the temperature sensor. It may be detected whether is within the first designated state or within the second designated state.
- the charging power supply unit 8 in the electronic device 1 includes a fourth diode, a capacitor, and a fifth diode.
- the anode of the fourth diode is electrically connected to the driving power supply
- the cathode of the fourth diode is electrically connected to the first terminal of the capacitor
- the anode of the fifth diode is electrically Can be connected to.
- the second end of the capacitor may be electrically connected to the ground.
- the cathode of the third diode may be electrically connected to the controller 6 and each of the temperature sensors.
- the capacitor may be charged based on a voltage applied through the fourth diode while the user device is in the first designated state.
- the temperature sensor may maintain an active state based on the voltage of the charged capacitor while the user device is in the second designated state.
- the control unit 6 switches the state of the control unit 6 to a sleep state in response to the transition from the first designated state of the user device to the second designated state, and the user device Whether the sleep state is switched to a wake-up state based on a specified period while in the second specified state, and whether the level of the voltage of the charged capacitor reaches less than a specified level while in the wake-up state Can be identified.
- the control unit 6, in response to identifying that the level of the voltage of the charged capacitor reaches less than the specified level while the user device is in the second specified state In order to maintain the active state of the temperature sensor, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the second state to the first state.
- the LED of the first photo coupler may be turned on based on the first signal converted to the first state.
- the transistor of the first photo coupler may be turned on based on the lighting of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to a high state based on the turn-on of the transistor of the first photo coupler.
- the first FET of the power cut-off part 2 is in response to a change of the anode and the cathode of the first diode to the high state, the third FET in the power cut-off part 2 It may be turned on based on a voltage applied to the gate of the first FET through a diode.
- the power cut-off unit 2 may provide the DC power to the driving power supply unit 3 based on the turn-on of the first FET.
- the charging power supply unit 8 may charge the capacitor through the fourth diode based on a voltage provided from the driving power supply unit 3.
- the controller 6 In order to turn off the LED, the state of the first signal transmitted from the control unit 6 to the state detection unit 5 may be switched from the first state to the second state.
- the transistor of the first photo coupler may be turned off based on the light off of the LED of the first photo coupler.
- the anode and the cathode of the first diode may be changed to the low state based on the turn-off of the transistor of the first photo coupler.
- the first FET of the power-off unit may be configured to change the cathode of the first diode electrically connected to the gate of the first FET to the low state of the gate of the first FET. It can be turned off by changing the state to the low state.
- the power cut-off unit 2 may cut off the DC power provided to the driving power supply unit 3 based on the turn-off of the first FET.
- the electronic device 1 cuts off the DC power supplied to the driving power supply unit 3 using the power cut-off unit 2, so that the user device is turned off. While in (or the second designated state), it is possible to minimize the power wasted of the user device.
- the electronic device 1 includes whether or not the user device receives an RF signal when a turn-off state needs to be switched to the turn-on state according to whether the user device receives an IR signal. When the turn-off state needs to be switched to the turn-on state according to the case, or the user device needs to switch the turn-off state to the turn-on state according to the temperature of the user device, By further using (8), the conversion can be provided.
- the electronic device 1 includes a charging power supply unit 8, a state detection unit 5, a control unit 6, and a power cut-off unit 2, thereby minimizing wasted power of the user device that requires the switching. can do.
- the electronic device 1 may be designed with various circuits.
- the electronic device 1 includes a power cut-off unit 10 (eg, a power cut-off unit 2 in FIG. 1 ), and a driving power supply unit 20 ( Example: the driving power supply unit 3 of Fig. 1), the power conversion unit 30 (e.g., the power conversion unit 4 of Fig. 1), the state detection unit 40 (e.g., the state detection unit 5 of Fig. 1) , A signal processing unit 50 (eg, the signal processing unit 7 of FIG. 1 ), and a control unit 60 (eg, the control unit 6 of FIG. 1 ).
- a power cut-off unit 10 eg, a power cut-off unit 2 in FIG. 1
- a driving power supply unit 20 Example: the driving power supply unit 3 of Fig. 1
- the power conversion unit 30 e.g., the power conversion unit 4 of Fig. 1
- the state detection unit 40 e.g., the state detection unit 5 of Fig. 1
- a signal processing unit 50 eg, the signal processing unit 7 of FIG. 1
- external power eg, AC power
- the DC power is changed to a low voltage in a distribution circuit composed of a resistor R1 and a resistor R2, and the DC power changed to the low voltage may be applied to the node E of the switch SW.
- the resistance R1 is 200 (M ⁇ )
- the resistances R2 and R3 are 10 (M ⁇ )
- the DC voltage is 310 (V)
- a DC voltage of about 15 (V) may be applied to the node E.
- the current applied to the node E may be about 1.5 ( ⁇ A).
- the waste power of the user device may be about 450 ( ⁇ W) close to 0 (W).
- the DC voltage applied to node E may be applied to node F.
- the DC voltage applied to the node F may be applied to the gate of the FET Q1 of the power blocking unit 10 through the diode D1.
- FET Q1 is turned on, and DC power may be provided from node C to node D based on the turn on.
- the driving power supply unit 20 may generate driving power for the user device based on the DC power.
- the microcomputer U1 of the control unit 60 may be switched to the active state.
- the micom U1 of the control unit 60 may switch the state of the signal provided to the state detection unit 40 to the low state through the output terminal O1 in response to the transition to the active state.
- the LED of the photo coupler U3 in the state detection unit 40 may be turned on.
- the transistor of the photo coupler U3 may be turned on.
- the voltage applied to the resistor R4 may have a high state, and the voltage applied to the R4 is applied to the gate of the FET Q1 in the power cut-off unit 10 through the diode D2. Can be authorized.
- the FET Q1 can maintain the turned-on state even when the switch SW is switched to the open state, and the DC power supplied to the driving power supply unit 20 can be maintained.
- the switch SW when the switch SW is physically depressed to change the state of the user device from the first designated state to the second designated state, the voltage applied to the node E is the node E and the node. Based on the electrical connection between F, it can be applied to the gate of FET Q2 through diode D3. Based on the voltage applied to the gate of FET Q2, FET Q2 can be turned on. Based on the turn on of FET Q2, the LED of photo coupler U2 can be lit. Based on the lighting of the LED of the photo coupler U2, the transistor of the photo coupler U2 may be turned on, and the microcontroller U1 of the controller 60 from the signal processing unit 50 based on the turn-on of the transistor of the photo coupler U2.
- the state of the signal transmitted to the input terminal I1 may be converted from a high state to a low state. Based on the signal in the low state, the state of the signal transmitted from the controller 60 to the state detection unit 40 of the microcomputer U1 through the output terminal O1 may be converted from a low state to a high state. Based on the signal converted to the high state, the LED of the photo coupler U3 of the state detection unit 40 may be turned off. The transistor of the photo coupler U3 may be turned off based on the light off of the LED of the photo coupler U3. Based on the turn-off of the transistor of the photo coupler U3, the current applied to the resistor R4 may be blocked, and the anode and the cathode of the diode D2 may be switched to a low state.
- the gate of the FET Q1 of the power cut-off unit 10 is switched to the low state, and the FET Q1 is turned based on the gate of the FET Q1 switched to the low state. Can be turned off.
- the power cut-off unit 10 may cut off the DC power provided to the driving power supply unit 20. In other words, by using the turn-off of the FET Q1, the power cut-off unit 10 can cut off the wasted power of the user device.
- the controller 60 in order to change the state of the user device from the first designated state to the second designated state, the controller 60 sends a control completion signal from the user device (for example, when the user device is a washing machine, washing When receiving a signal indicating completion of the course), the micom U1 may switch the state of the signal transmitted to the state detection unit 40 to the high state through the output terminal O1. Based on the signal converted to the high state, the LED of the photo coupler U3 may be turned off. The transistor of the photo coupler U3 may be turned off based on the light off of the LED of the photo coupler U3.
- the power cut-off unit 10 may cut off the DC power provided to the driving power supply unit 20. In other words, by using the turn-off of the FET Q1, the power cut-off unit 10 can cut off the wasted power of the user device.
- the electronic device 1 includes a power cut-off unit 100 (eg, a power cut-off unit 2 of FIG. 1 ), and a driving power supply unit 200.
- a power cut-off unit 100 eg, a power cut-off unit 2 of FIG. 1
- a driving power supply unit 200 e.g. the driving power supply unit 3 of Fig. 1
- the power conversion unit 300 e.g, the power conversion unit 4 of Fig. 1
- the state detection unit 400 e.g., the state detection unit 5 of Fig. 1
- a charging power supply unit 500 eg, the charging power supply unit 8 of FIG. 1
- a control unit 600 eg, the control unit 6 of FIG. 1 .
- the state detection unit 400 is a touch switch circuit 710 (or a tact switch circuit 710), an IR signal receiving module 720, an RF signal receiving module 730, or a temperature sensor It may further include 740.
- FIG. 3 shows an example in which the state detection unit 400 includes the temperature sensor 740, this is only for convenience of description, and various sensors are the state detection unit 400 Can be included within.
- the power conversion unit 300 when the user device is used for the first time after opening or when power (eg, AC power) is supplied from the outside in a state in which the capacitor C6 of the charging power supply unit 500 is completely discharged, the power conversion unit 300
- the DC power converted from the power may be provided to the state detection unit 400 by rectifying the power using the diode bridge BR2 and the capacitor C7.
- the DC power applied to the state detection unit 400 is applied to the resistors R6 and R8 to be converted to a low voltage, and the converted voltage may charge the capacitor C4.
- the voltage applied to the base of the transistor Q4 may be increased based on the charging of the capacitor C4. Based on the increase in the voltage applied to the base of the transistor Q4, the transistor Q4 is turned on, and the potential of the transistor Q4 may be converted to a low state by the turn-on of the transistor Q4.
- a high state signal may be applied to the power cut-off unit 100 through the resistor R7.
- the signal in the high state may be applied to the gate of FET Q3 of the power cut-off unit 100 through diode D4. Based on the signal in the high state applied to the gate of FET Q3, FET Q3 can be turned on.
- the power cut-off unit 100 may provide power for driving the user device to the driving power supply unit 200 by applying a current from the node CC to the node DD based on the turn-on of the FET Q3.
- the Micom U3 of the control unit 600 converts the state of the signal provided to the photo coupler U4 to the low state through the output terminal O1.
- the transistor of the photo coupler U4 may be turned on based on the signal converted to the low state.
- a high voltage may be applied to the resistor R9 and the capacitor C5.
- the voltage in the high state may be applied to the gate of FET Q3 through diode D7.
- FET Q3 can maintain a turned-on state even when transistor Q4 is turned off. Based on the maintenance of the turn-on state, the supply of power from the driving power supply unit 200 to the user device may be maintained.
- a super capacitor in the charging power supply unit 500 C6 may be charged based on a voltage applied through diode D5 in the charging power supply unit 500.
- the microcomputer U3 in the control unit 600 through the diode D6 and the touch switch circuit 710 in the state detection unit 400 (or tact ( tact)
- the voltage VS may be provided to the switch circuit 710, the IR signal receiving module 720, the RF signal receiving module 730, or the temperature sensor 740.
- the Micom U3 that acquires the voltage VS is at a specified period. Based on the wake-up, information on the state of the level of the voltage VS provided from the charging power supply unit 500 through the resistors R11 and R12 may be obtained through the input terminal I3.
- the Micom U3 is obtained through the input terminal I3.
- the level of the voltage VS reaches less than (or less than) the specified level.
- Mycom U3 indicates that the level of the voltage VS reaches less than (or less than) the designated level.
- the state of the signal transmitted to the state detection unit 400 through the output terminal O1 of the microcomputer U3 may be converted to a low state.
- the transistor of the photo coupler U4 is applied to the signal converted to the low state.
- the gate of FET Q3 may receive a high state signal through diode D7, based on the turn-on of the transistor of the photo coupler U4, and the gate of FET Q3 may be turned on.
- FET Q3 may be turned on, while driving power supply 200 may obtain power based on the turn-on of FET Q3.
- the microcontroller U3 while the user device is in the first designated state, the microcontroller U3 is configured with a touch switch circuit 710 (or a tact switch circuit 710, an IR signal receiving module 720, an RF signal). A signal for indicating that the state of the user device is converted to the second designated state may be received from the reception module 730 or the temperature sensor 740. In response to the reception of the signal, the microcomputer U3 outputs the output. FET Q3 of the power cut-off unit 100 may be turned off by switching the state of the signal transmitted to the state detection unit 400 through O1. Power provided to the user device may be cut off based on the turn-off. have.
- the microcomputer U3 may monitor the level of the voltage VS through I3.
- the micom U3 can switch the state of the signal transmitted to the state detection unit 400 to the high state through the output terminal O1 of the micom U3 based on identifying that the voltage VS is above (or exceeds) the specified level. have.
- the LED of the photo coupler U4 may be turned off.
- the transistor of the photo coupler U4 may be turned off.
- the gate of FET Q3 may be switched to a low state. Based on the transition of the gate of FET Q3 to the low state, FET Q3 is turned off, and power provided to the driving power supply 200 may be cut off.
- the Micom U3 can identify whether the level of the voltage VS is less than (or less than) the specified level by periodically switching from the sleep state to the wake-up state. When it is identified that the level of the voltage VS is equal to or greater than (or exceeds) the specified level, the state of the Micom U3 may be switched to the sleep state again. On the other hand, when it is identified that the level of the voltage VS is less than (or less than) the specified level, the micom U3 may perform an operation for charging the super capacitor C6 in the charging power supply unit 500.
- the electronic device 1 when the user device needs to switch the turn-off state to the turn-on state according to whether or not the user device receives an IR signal, the user device receives an RF signal.
- the turn-off state needs to be switched to the turn-on state depending on whether or not the electronic device is received, or the user device needs to switch the turn-off state to the turn-on state according to the temperature of the user device, 1)
- the electronic device 1 includes a charging power supply unit 500, a state detection unit 400, a control unit 600, and a power cut-off unit 100, thereby minimizing wasted power of the user device that requests the conversion. can do.
- an electronic device includes a power converter configured to generate DC power based on power obtained from the outside, a first photo coupler, and the first A state detection unit comprising a first diode electrically connected to a photo coupler, configured to detect a state of a user device including the electronic device or electrically connected to the electronic device, and the user based on the DC power
- a driving power supply configured to supply driving power for a device, and a power cutoff comprising a first field effect transistor (FET) and configured to cut off the DC power provided to the driving power supply according to the state of the user device
- FET field effect transistor
- the state of the first signal transmitted from the control unit to the state detection unit to turn off the light emitting diode (LED) of the first photo coupler from the first state may be configured to switch to a second state, and the transistor of the first photo coupler may be turned off based on the extinguishing of the LED of the first photo coupler, and the anode of the first diode and The cathode may be changed to a low state based on the turn-off of the transistor of the first photo coupler, and the first FET of the power cutoff unit may be electrically connected to the gate of the first FET.
- the first diode may be turned off by changing a state of the gate of the first FET to a low state by a change of the cathode to the low state
- the power cut-off unit may include the first FET It may be configured to cut off the DC power provided to the driving power supply based on the turn-off of.
- the electronic device includes a second FET, a second diode electrically connected to the state detection unit and electrically connected to a gate of the second FET, and a second diode electrically connected to a drain of the second FET.
- the second FET may further include a signal processing unit including a photo coupler, wherein the state of the user device is changed from the first designated state to the second designated state through the second diode from the state detection unit.
- the LED of the second photocoupler In response to receiving a second signal for indicating the conversion using the gate of the second FET, it is turned on, and the LED of the second photocoupler is turned on based on the turn-on of the second FET
- the transistor of the second photo coupler is turned on based on the lighting of the LED of the second photo coupler, and the state of the third signal transmitted from the signal processing unit to the control unit is the second photo coupler.
- the first state is switched to a second state
- the control unit in response to the third signal of the second state switched from the first state, the first It may be configured to switch a state of a signal from the first state to the second state.
- the power cut-off part may further include a third diode connected to the gate of the first FET, and the first FET of the power cut-off part may be configured when the user device is in the first designated state. While the device is turned on based on a voltage applied to the gate of the first FET through the third diode, the power cut-off unit may supply the DC power to the driving power source based on the turn-on of the first FET. It can be configured to provide to the supply.
- the power conversion unit may include a bridge diode and a capacitor for converting the external power into the DC power.
- the state detection unit may include a switch of the user device that is at least partially exposed to the outside, and the state detection unit includes, based on a state of the switch of the user device, the It may be configured to detect whether a state is within the first specified state or within the second specified state.
- the state detection unit may further include an IR (infrared) signal reception module electrically connected to the control unit, and the state detection unit determines whether or not the IR signal is received through the IR signal reception module. Accordingly, it may be configured to detect whether the state of the user device is within the first specified state or within the second specified state.
- IR infrared
- the electronic device may further include a charging power supply unit including a second diode, a capacitor, and a third diode, and an anode of the second diode is electrically connected to the driving power supply unit, ,
- the cathode of the second diode is electrically connected to the first end of the capacitor, and is electrically connected to the anode of the third diode, and the second end of the capacitor is electrically connected to ground, and the third
- the cathode of the diode is electrically connected to each of the control unit and the IR signal receiving module, and the capacitor is based on a voltage applied through the second diode while the user device is in the first designated state.
- the control unit comprises: the first In response to the transition from the designated state to the second designated state, the state of the control unit is switched to a sleep state, and the sleep state is awakened based on a designated period while the user device is in the second designated state. And, while in the wake-up state, to identify whether the level of the voltage of the charged capacitor reaches less than a specified level.
- the control unit is in response to identifying that the level of the voltage of the charged capacitor reaches less than the specified level while the user device is in the second specified state, the IR In order to maintain the active state of the signal receiving module, it may be configured to switch a state of the first signal transmitted from the control unit to the state detection unit from the second state to the first state, and the first photo coupler
- the LED is turned on based on the first signal converted to the first state
- the transistor of the first photo coupler is turned on based on the lighting of the LED of the first photo coupler
- the anode and the cathode of the first diode are changed to a high state based on the turn-on of the transistor of the first photo coupler
- the first FET of the power cut-off unit is the anode of the first diode.
- the power cut-off unit may be configured to provide the DC power to the driving power supply unit, based on the turn-on of the first FET, and the charging power supply unit may be applied to a voltage provided from the driving power supply unit. Based on this, it may be configured to charge the capacitor through the second diode.
- the state detection unit may further include a radio frequency (RF) signal reception module electrically connected to the control unit, and the state detection unit receives an RF signal through the IR signal reception module It may be configured to detect whether the state of the user device is within the first specified state or the second specified state according to the present invention.
- RF radio frequency
- the electronic device may further include a charging power supply unit including a second diode, a capacitor, and a third diode, and an anode of the second diode is electrically connected to the driving power supply unit, ,
- the cathode of the second diode is electrically connected to the first end of the capacitor, and is electrically connected to the anode of the third diode, and the second end of the capacitor is electrically connected to ground, and the third The cathode of the diode is electrically connected to each of the control unit and the RF signal receiving module, and the capacitor is based on a voltage applied through the second diode while the user device is in the first designated state.
- the RF signal receiving module maintains an active state based on the voltage of the charged capacitor while the user device is in the second designated state, and the control unit, from the first designated state,
- the state of the controller is switched to the sleep state, and the sleep state is switched to the wake-up state based on a specified period while the user device is in the second specified state, and , While in the wake-up state, it may be configured to identify whether the level of the voltage of the charged capacitor reaches less than a specified level.
- the RF It may be configured to switch the state of the first signal transmitted from the control unit to the state detection unit from the second state to the first state in order to maintain the active state of the signal receiving module, and the first photo coupler
- the LED is turned on based on the first signal converted to the first state
- the transistor of the first photo coupler is turned on based on the lighting of the LED of the first photo coupler
- the The anode and the cathode of the first diode are changed to a high state based on the turn-on of the transistor of the first photo coupler
- the first FET of the power cut-off unit comprises the anode of the first diode and
- the first FET of the power cut-off unit comprises the anode of the first diode and
- it is turned on based on the voltage applied to the gate of the first FET through a fourth diode further included in the power cut-off unit and connected to the gate
- the power cut-off unit may be configured to provide the DC power to the driving power supply unit based on the turn-on of the first FET, and the charging power supply unit may be based on a voltage provided from the driving power supply unit. Thus, it may be configured to charge the capacitor through the second diode.
- the state detection unit may further include a temperature sensor electrically connected to the control unit, and the state detection unit may determine a state of the user device according to sensing data received from the temperature sensor. It may be configured to detect whether within a specified state or within the second specified state.
- the electronic device may further include a charging power supply unit including a second diode, a capacitor, and a third diode, and an anode of the second diode is electrically connected to the driving power supply unit, ,
- the cathode of the second diode is electrically connected to the first end of the capacitor, and is electrically connected to the anode of the third diode, and the second end of the capacitor is electrically connected to ground, and the third The cathode of the diode is electrically connected to each of the control unit and the temperature sensor, and the capacitor is charged based on a voltage applied through the second diode while the user device is in the first designated state.
- the temperature sensor while the user device is in the second designated state, maintains an active state based on the voltage of the charged capacitor, and the control unit, the second designated state from the first designated state
- the state of the controller is switched to a sleep state, and the sleep state is switched to a wake-up state based on a specified period while the user device is in the second specified state, and the wake-up state While in a state, it may be configured to identify whether the level of the voltage of the charged capacitor reaches below a specified level.
- the control unit in response to identifying that the level of the voltage of the charged capacitor reaches less than the specified level while the user device is in the second specified state, the temperature In order to maintain the active state of the sensor, it may be configured to switch the state of the first signal transmitted from the control unit to the state detection unit from the second state to the first state, and the LED of the first photo coupler Is turned on based on the first signal converted to the first state, and the transistor of the first photo coupler is turned on based on the lighting of the LED of the first photo coupler, and the first The anode and the cathode of the first diode are changed to a high state based on the turn-on of the transistor of the first photo coupler, and the first FET of the power cut-off unit comprises the anode of the first diode and the In response to the change of the cathode to the high state, it is turned on based on the voltage applied to the gate of the first FET through a fourth diode further included in the power cut-off
- the control unit turns off the LED of the first photo coupler in response to identifying that the charging of the capacitor is completed.
- the transistor of the first photo coupler may include The LED is turned off based on the light off, and the anode and the cathode of the first diode are changed to the low state based on the turn off of the transistor of the first photo coupler, and the power cut-off unit
- the first FET is turned off by changing the state of the gate of the first FET to the low state by changing the cathode of the first diode electrically connected to the gate of the first FET to the low state.
- the power cut-off unit may be further configured to cut off the DC power provided to the driving power supply unit based on the turn-off of the first FET.
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Abstract
Description
Claims (15)
- 전자 장치(electronic device)에 있어서,외부로부터 획득된 전원에 기반하여 DC 전원을 생성하도록 구성된 전원 변환부;제1 포토 커플러(photo coupler) 및 상기 제1 포토 커플러와 전기적으로 연결된 제1 다이오드를 포함하고, 상기 전자 장치를 포함하거나 상기 전자 장치와 전기적으로 연결된 사용자 장치(user device)의 상태를 검출하도록 구성된 상태 검출부;상기 DC 전원에 기반하여 상기 사용자 장치를 위한 구동 전원을 공급하도록 구성된 구동 전원 공급부;제1 FET(field effect transistor)를 포함하고, 상기 사용자 장치의 상기 상태에 따라 상기 구동 전원 공급부에게 제공되는 상기 DC 전원을 차단하도록 구성되는 전원 차단부; 및상기 상태 검출부와 전기적으로 연결된 제어부를 포함하고,상기 제어부는,상기 상태 검출부가 상기 사용자 장치의 상태가 상기 구동 전원의 인가를 요구하는 제1 지정된 상태로부터 상기 구동 전원의 차단을 요구하는 제2 지정된 상태로 전환됨을 검출하는 것에 응답하여, 상기 제1 포토 커플러의 LED(light emitting diode)를 소등하기 위해 상기 제어부로부터 상기 상태 검출부에게 송신되는 제1 신호의 상태를 제1 상태로부터 제2 상태로 전환하도록 구성되고,상기 제1 포토 커플러의 트랜지스터는,상기 제1 포토 커플러의 상기 LED의 상기 소등에 기반하여 턴 오프되고,상기 제1 다이오드의 애노드(anode) 및 캐소드(cathode)는,상기 제1 포토 커플러의 상기 트랜지스터의 상기 턴 오프에 기반하여 로우 상태로 변경되고,상기 전원 차단부의 상기 제1 FET는,상기 제1 FET의 게이트와 전기적으로 연결된 상기 제1 다이오드의 상기 캐소드의 상기 로우 상태로의 변경에 의해 상기 제1 FET의 상기 게이트의 상태를 로우 상태로 변경함으로써 턴 오프되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 오프에 기반하여, 상기 구동 전원 공급부에게 제공되는 상기 DC 전원을 차단하도록 구성되는 전자 장치.
- 청구항 1에 있어서,제2 FET, 상기 상태 검출부와 전기적으로 연결되고 상기 제2 FET의 게이트와 전기적으로 연결된 제2 다이오드, 및 상기 제2 FET의 드레인과 전기적으로 연결된 제2 포토 커플러를 포함하는 신호 처리부를 더 포함하고,상기 제2 FET는,상기 상태 검출부로부터 상기 제2 다이오드를 통해, 상기 사용자 장치의 상기 상태가 상기 제1 지정된 상태로부터 상기 제2 지정된 상태로 전환됨을 지시하기 위한 제2 신호를 상기 제2 FET의 게이트를 이용하여 수신하는 것에 응답하여, 턴 온되고,상기 제2 포토 커플러의 LED는,상기 제2 FET의 상기 턴 온에 기반하여, 점등되며,상기 제2 포토 커플러의 트랜지스터는,상기 제2 포토 커플러의 상기 LED의 상기 점등에 기반하여, 턴 온되며,상기 신호 처리부로부터 상기 제어부에게 송신되는 제3 신호의 상태는,상기 제2 포토 커플러의 상기 트랜지스터의 상기 턴 온에 기반하여, 제1 상태로부터 제2 상태로 전환되며,상기 제어부는,상기 제1 상태로부터 전환된 상기 제2 상태의 상기 제3 신호에 응답하여, 상기 제1 신호의 상태를 상기 제1 상태로부터 상기 제2 상태로 전환하도록 구성되는 전자 장치.
- 청구항 2에 있어서, 상기 전원 차단부는,상기 제1 FET의 게이트와 연결된 제3 다이오드를 더 포함하고,상기 전원 차단부의 상기 제1 FET는,상기 사용자 장치가 상기 제1 지정된 상태 내에서 있는 동안, 상기 제3 다이오드를 통해 상기 제1 FET의 게이트에 인가되는 전압에 기반하여 턴 온되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 온에 기반하여, 상기 DC 전원을 상기 구동 전원 공급부에게 제공하도록 구성되는 전자 장치.
- 청구항 1에 있어서, 상기 전원 변환부는,외부로부터의 상기 전원을 상기 DC 전원으로 변환하기 위한 브릿지 다이오드 및 캐패시터를 포함하는 전자 장치.
- 청구항 1에 있어서, 상기 상태 검출부는,외부로 적어도 일부 노출된 상기 사용자 장치의 스위치를 포함하고,상기 상태 검출부는,상기 사용자 장치의 상기 스위치의 상태에 기반하여, 상기 사용자 장치의 상기 상태가 상기 제1 지정된 상태 내에서 있는지 상기 제2 지정된 상태 내에서 있는지 여부를 검출하도록 구성되는 전자 장치.
- 청구항 1에 있어서,상기 상태 검출부는,상기 제어부와 전기적으로 연결된 IR(infrared) 신호 수신 모듈을 더 포함하고,상기 상태 검출부는,상기 IR 신호 수신 모듈을 통해 IR 신호를 수신하는지 여부에 따라 상기 사용자 장치의 상태가 상기 제1 지정된 상태 내에서 있는지 상기 제2 지정된 상태 내에서 있는지 여부를 검출하도록 구성되는 전자 장치.
- 청구항 6에 있어서,제2 다이오드, 캐패시터, 및 제3 다이오드를 포함하는 충전 전원부를 더 포함하고,상기 제2 다이오드의 애노드는,상기 구동 전원 공급부와 전기적으로 연결되고,상기 제2 다이오드의 캐소드는,상기 캐패시터의 제1 단과 전기적으로 연결되고, 상기 제3 다이오드의 애노드와 전기적으로 연결되며,상기 캐패시터의 제2 단은,그라운드와 전기적으로 연결되며,상기 제3 다이오드의 캐소드는,상기 제어부 및 상기 IR 신호 수신 모듈 각각과 전기적으로 연결되며,상기 캐패시터는,상기 사용자 장치가 상기 제1 지정된 상태 내에서 있는 동안, 상기 제2 다이오드를 통해 인가되는 전압에 기반하여 충전되고,상기 IR 신호 수신 모듈은,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압에 기반하여 활성 상태를 유지하고,상기 제어부는,상기 사용자 장치의 상기 제1 지정된 상태로부터 상기 제2 지정된 상태로의 전환에 응답하여, 상기 제어부의 상태를 슬립 상태로 전환하고,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 지정된 주기에 기반하여 상기 슬립 상태를 웨이크 업 상태로 전환하고,상기 웨이크 업 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압의 레벨이 지정된 레벨 미만에 도달하는지 여부를 식별하도록 구성되는 전자 장치.
- 청구항 7에 있어서, 상기 제어부는,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 상기 충전된 캐패시터의 상기 전압의 상기 레벨이 상기 지정된 레벨 미만에 도달함을 식별하는 것에 응답하여, 상기 IR 신호 수신 모듈의 상기 활성 상태를 유지하기 위해 상기 제어부로부터 상기 상태 검출부에게 송신되는 상기 제1 신호의 상태를 상기 제2 상태로부터 상기 제1 상태로 전환하도록 구성되고,상기 제1 포토 커플러의 상기 LED는,상기 제1 상태로 전환된 상기 제1 신호에 기반하여, 점등되고,상기 제1 포토 커플러의 상기 트랜지스터는,상기 제1 포토 커플러의 상기 LED의 상기 점등에 기반하여 턴 온되고,상기 제1 다이오드의 상기 애노드 및 상기 캐소드는,상기 제1 포토 커플러의 상기 트랜지스터의 상기 턴 온에 기반하여 하이 상태로 변경되고,상기 전원 차단부의 상기 제1 FET는,상기 제1 다이오드의 상기 애노드 및 상기 캐소드의 상기 하이 상태로의 변경에 응답하여, 상기 전원 차단부 내에 더 포함되고 상기 제1 FET의 게이트와 연결된 제4 다이오드를 통해 상기 제1 FET의 상기 게이트에 인가되는 전압에 기반하여 턴 온되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 온에 기반하여, 상기 DC 전원을 상기 구동 전원 공급부에게 제공하도록 구성되며,상기 충전 전원부는,상기 구동 전원 공급부로부터 제공되는 전압에 기반하여, 상기 제2 다이오드를 통해 상기 캐패시터를 충전하도록 구성되는 전자 장치.
- 청구항 1에 있어서,상기 상태 검출부는,상기 제어부와 전기적으로 연결된 RF(radio frequency) 신호 수신 모듈을 더 포함하고,상기 상태 검출부는,상기 IR 신호 수신 모듈을 통해 RF 신호를 수신하는지 여부에 따라 상기 사용자 장치의 상태가 상기 제1 지정된 상태 내에서 있는지 제2 지정된 상태 내에서 있는지 여부를 검출하도록 구성되는 전자 장치.
- 청구항 9에 있어서,제2 다이오드, 캐패시터, 및 제3 다이오드를 포함하는 충전 전원부를 더 포함하고,상기 제2 다이오드의 애노드는,상기 구동 전원 공급부와 전기적으로 연결되고,상기 제2 다이오드의 캐소드는,상기 캐패시터의 제1 단과 전기적으로 연결되고, 상기 제3 다이오드의 애노드와 전기적으로 연결되며,상기 캐패시터의 제2 단은,그라운드와 전기적으로 연결되며,상기 제3 다이오드의 캐소드는,상기 제어부 및 상기 RF 신호 수신 모듈 각각과 전기적으로 연결되며,상기 캐패시터는,상기 사용자 장치가 상기 제1 지정된 상태 내에서 있는 동안, 상기 제2 다이오드를 통해 인가되는 전압에 기반하여 충전되고,상기 RF 신호 수신 모듈은,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압에 기반하여 활성 상태를 유지하고,상기 제어부는,상기 제1 지정된 상태로부터 상기 제2 지정된 상태로의 전환에 응답하여, 상기 제어부의 상태를 슬립 상태로 전환하고,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 지정된 주기에 기반하여 상기 슬립 상태를 웨이크 업 상태로 전환하고,상기 웨이크 업 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압의 레벨이 지정된 레벨 미만에 도달하는지 여부를 식별하도록 구성되는 전자 장치.
- 청구항 10에 있어서, 상기 제어부는,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 상기 충전된 캐패시터의 상기 전압의 상기 레벨이 상기 지정된 레벨 미만에 도달함을 식별하는 것에 응답하여, 상기 RF 신호 수신 모듈의 활성 상태를 유지하기 위해 상기 제어부로부터 상기 상태 검출부에게 송신되는 상기 제1 신호의 상태를 상기 제2 상태로부터 상기 제1 상태로 전환하도록 구성되고,상기 제1 포토 커플러의 상기 LED는,상기 제1 상태로 전환된 상기 제1 신호에 기반하여, 점등되고,상기 제1 포토 커플러의 상기 트랜지스터는,상기 제1 포토 커플러의 상기 LED의 상기 점등에 기반하여 턴 온되고,상기 제1 다이오드의 상기 애노드 및 상기 캐소드는,상기 제1 포토 커플러의 상기 트랜지스터의 상기 턴 온에 기반하여 하이 상태로 변경되고,상기 전원 차단부의 상기 제1 FET는,상기 제1 다이오드의 상기 애노드 및 상기 캐소드의 상기 하이 상태로의 변경에 응답하여, 상기 전원 차단부 내에 더 포함되고 상기 제1 FET의 게이트와 연결된 제4 다이오드를 통해 상기 제1 FET의 상기 게이트에 인가되는 전압에 기반하여 턴 온되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 온에 기반하여, 상기 DC 전원을 상기 구동 전원 공급부에게 제공하도록 구성되며,상기 충전 전원부는,상기 구동 전원 공급부로부터 제공되는 전압에 기반하여, 상기 제2 다이오드를 통해 상기 캐패시터를 충전하도록 구성되는 전자 장치.
- 청구항 1에 있어서,상기 상태 검출부는,상기 제어부와 전기적으로 연결된 온도 센서를 더 포함하고,상기 상태 검출부는,상기 온도 센서로부터 수신되는 센싱 데이터에 따라 상기 사용자 장치의 상태가 상기 제1 지정된 상태 내에서 있는지 상기 제2 지정된 상태 내에서 있는지 여부를 검출하도록 구성되는 전자 장치.
- 청구항 12에 있어서,제2 다이오드, 캐패시터, 및 제3 다이오드를 포함하는 충전 전원부를 더 포함하고,상기 제2 다이오드의 애노드는,상기 구동 전원 공급부와 전기적으로 연결되고,상기 제2 다이오드의 캐소드는,상기 캐패시터의 제1 단과 전기적으로 연결되고, 상기 제3 다이오드의 애노드와 전기적으로 연결되며,상기 캐패시터의 제2 단은,그라운드와 전기적으로 연결되며,상기 제3 다이오드의 캐소드는,상기 제어부 및 상기 온도 센서 각각과 전기적으로 연결되며,상기 캐패시터는,상기 사용자 장치가 상기 제1 지정된 상태 내에서 있는 동안, 상기 제2 다이오드를 통해 인가되는 전압에 기반하여 충전되고,상기 온도 센서는,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압에 기반하여 활성 상태를 유지하고,상기 제어부는,상기 제1 지정된 상태로부터 상기 제2 지정된 상태로의 전환에 응답하여, 상기 제어부의 상태를 슬립 상태로 전환하고,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 지정된 주기에 기반하여 상기 슬립 상태를 웨이크 업 상태로 전환하고,상기 웨이크 업 상태 내에서 있는 동안, 상기 충전된 캐패시터의 전압의 레벨이 지정된 레벨 미만에 도달하는지 여부를 식별하도록 구성되는 전자 장치.
- 청구항 13에 있어서, 상기 제어부는,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 동안 상기 충전된 캐패시터의 상기 전압의 상기 레벨이 상기 지정된 레벨 미만에 도달함을 식별하는 것에 응답하여, 상기 온도 센서의 상기 활성 상태를 유지하기 위해 상기 제어부로부터 상기 상태 검출부에게 송신되는 상기 제1 신호의 상태를 상기 제2 상태로부터 상기 제1 상태로 전환하도록 구성되고,상기 제1 포토 커플러의 상기 LED는,상기 제1 상태로 전환된 상기 제1 신호에 기반하여, 점등되고,상기 제1 포토 커플러의 상기 트랜지스터는,상기 제1 포토 커플러의 상기 LED의 상기 점등에 기반하여 턴 온되고,상기 제1 다이오드의 상기 애노드 및 상기 캐소드는,상기 제1 포토 커플러의 상기 트랜지스터의 상기 턴 온에 기반하여 하이 상태로 변경되고,상기 전원 차단부의 상기 제1 FET는,상기 제1 다이오드의 상기 애노드 및 상기 캐소드의 상기 하이 상태로의 변경에 응답하여, 상기 전원 차단부 내에 더 포함되고 상기 제1 FET의 게이트와 연결된 제4 다이오드를 통해 상기 제1 FET의 상기 게이트에 인가되는 전압에 기반하여 턴 온되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 온에 기반하여, 상기 DC 전원을 상기 구동 전원 공급부에게 제공하도록 구성되며,상기 충전 전원부는,상기 구동 전원 공급부로부터 제공되는 전압에 기반하여, 상기 제2 다이오드를 통해 상기 캐패시터를 충전하도록 구성되는 전자 장치.
- 청구항 14에 있어서, 상기 제어부는,상기 사용자 장치가 상기 제2 지정된 상태 내에서 있는 경우, 상기 캐패시터의 상기 충전을 완료함을 식별하는 것에 응답하여, 상기 제1 포토 커플러의 상기 LED를 소등하기 위해 상기 제어부로부터 상기 상태 검출부에게 송신되는 상기 제1 신호의 상태를 상기 제1 상태로부터 상기 제2 상태로 전환하도록 구성되고,상기 제1 포토 커플러의 상기 트랜지스터는,상기 제1 포토 커플러의 상기 LED의 상기 소등에 기반하여 턴 오프되고,상기 제1 다이오드의 상기 애노드 및 상기 캐소드는,상기 제1 포토 커플러의 상기 트랜지스터의 상기 턴 오프에 기반하여 상기 로우 상태로 변경되고,상기 전원 차단부의 상기 제1 FET는,상기 제1 FET의 게이트와 전기적으로 연결된 상기 제1 다이오드의 상기 캐소드의 상기 로우 상태로의 변경에 의해 상기 제1 FET의 상기 게이트의 상태를 상기 로우 상태로 변경함으로써 턴 오프되고,상기 전원 차단부는,상기 제1 FET의 상기 턴 오프에 기반하여, 상기 구동 전원 공급부에게 제공되는 상기 DC 전원을 차단하도록 더 구성되는 전자 장치.
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