WO2022068004A1 - Procédé et système de détection d'humidité de borne - Google Patents

Procédé et système de détection d'humidité de borne Download PDF

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Publication number
WO2022068004A1
WO2022068004A1 PCT/CN2020/128937 CN2020128937W WO2022068004A1 WO 2022068004 A1 WO2022068004 A1 WO 2022068004A1 CN 2020128937 W CN2020128937 W CN 2020128937W WO 2022068004 A1 WO2022068004 A1 WO 2022068004A1
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WO
WIPO (PCT)
Prior art keywords
charging
terminal
charging port
liquid
humidity detection
Prior art date
Application number
PCT/CN2020/128937
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English (en)
Chinese (zh)
Inventor
武建高
李文
沈奕鹏
黄洪文
姜栋才
Original Assignee
深圳市联新移动医疗科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN202011065145.1A external-priority patent/CN112202224A/zh
Priority claimed from CN202011061063.XA external-priority patent/CN112186855A/zh
Application filed by 深圳市联新移动医疗科技有限公司 filed Critical 深圳市联新移动医疗科技有限公司
Publication of WO2022068004A1 publication Critical patent/WO2022068004A1/fr

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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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Definitions

  • the present disclosure relates to the technical field of terminal humidity detection, and in particular, to a terminal humidity detection method and system.
  • Information terminals have been widely used in hospital information processing systems.
  • the charging port of the information terminal will inevitably enter the corrosive liquid containing electrolytes, such as sodium chloride solution. If the charging port enters this kind of liquid, it is particularly easy to corrode the PIN pin part.
  • the consequences of corrosion are functional problems such as communication failure and inability to charge electricity. The more serious situation is that after corroding the charging pin, it will lead to contact resistance. If it becomes larger, it will generate high temperature at the contact part during charging, which will bring security risks.
  • the technical problem to be solved by the present disclosure is to provide a terminal humidity detection method and system in view of the above-mentioned defects of the prior art, aiming to solve the problem that the charging port of the information terminal in the prior art is easy to enter the liquid and easily lead to potential safety hazards. .
  • the present disclosure provides a terminal humidity detection method, wherein the method includes:
  • the terminal If there is liquid, the terminal outputs charging prompt information, and the charging prompt information is used to prompt that charging connection is prohibited.
  • the acquiring humidity information of the charging port of the terminal includes:
  • the moisture detection chip is placed in the detection cycle
  • the terminal obtains the input voltage of the charging port of the terminal.
  • the determining whether there is liquid in the charging port of the terminal according to the input voltage includes:
  • the power supply to the terminal is cut off to cut off the power supply to the main board of the terminal.
  • the moisture detection chip is provided with a moisture detection chip, and the moisture detection chip is connected to the main board of the terminal.
  • the method further includes:
  • the capacitance value is analyzed by the capacitance detection unit to determine whether there is liquid on the pin;
  • the charging device cuts off the power supply of the charging device to the terminal through the switch unit.
  • the method further includes:
  • the charging device will give an indication through the indicator light unit.
  • the present disclosure provides a terminal humidity detection system, wherein the system includes a terminal and a charging device connected to the terminal; the terminal is provided with a charging port, and the charging port is used for connecting the charging device,
  • the charging port is provided with a moisture detection chip, and the moisture detection chip is connected to the main board of the terminal; the moisture detection chip is used to detect the input voltage of the charging port of the terminal, obtain the humidity information of the charging port, and When it is detected that there is liquid in the charging port, the power supply of the charging device to the main board of the terminal is cut off.
  • the moisture detection chip includes a programmable current source and an analog-to-digital converter for detecting the input voltage.
  • the analog-to-digital converter is an 8-bit analog-to-digital converter.
  • the terminal further includes a display screen, and the display screen is connected to the main board of the terminal.
  • the charging device includes: a charging portion movably connected to the charging port of the terminal, a charging cable disposed on one side of the charging portion, and one end of the charging cable is connected to the charging port.
  • a charging part, the other end of the charging cable is connected with a connecting part;
  • a humidity detection component is arranged on the charging cable, and the humidity detection component includes a circuit board, and a capacitance detection unit and a connection with the capacitance are arranged on the circuit board.
  • a switch unit connected to the detection unit, the capacitance detection unit is used to detect the capacitance value of the adjacent pins on the charging part, and the capacitance value is used to reflect the humidity of the charging part.
  • the humidity detection unit further includes a MOS tube control unit, and the MOS tube control unit is connected to the capacitance detection unit.
  • an indicator light unit is further provided on the circuit board, and the indicator light unit is connected to the capacitance detection unit.
  • a power management unit is further provided on the circuit board, and the power management unit is connected to the capacitance detection unit and the indicator light unit.
  • the charging part is any one of a micro USB connector, a micro USB type-c connector, and a type-c connector.
  • connection part is any one of a type-a plug, a plug adapter, or a type-a female connector of a computer.
  • the present disclosure provides a terminal humidity detection method and system.
  • the present disclosure first obtains the input voltage of the charging port of the terminal; and then determines whether the charging port of the terminal is not based on the input voltage. There is liquid; if there is liquid, the charging prompt information is output, and the charging prompt information is used to prompt that the charging connection is prohibited, which effectively ensures the safety performance of the terminal and avoids potential safety hazards.
  • the present disclosure does not need to use a rubber plug, maintains a clean appearance, and is functionally timely when the user prohibits charging. convenient.
  • FIG. 1 is a flowchart of a specific implementation of a terminal humidity detection method provided by an embodiment of the present disclosure.
  • FIG. 2 is a schematic diagram of a terminal humidity detection system provided by an embodiment of the present disclosure.
  • FIG. 3 is a schematic structural diagram of a terminal with a humidity detection function according to an embodiment of the present disclosure.
  • FIG. 4 is a schematic structural diagram of a charging device with a humidity detection function according to an embodiment of the present disclosure.
  • this embodiment provides a terminal humidity detection method and system.
  • the input voltage of the charging port of the terminal is obtained first; then, according to the input voltage, it is determined whether the charging port of the terminal exists. liquid; if there is liquid, the charging prompt information is output, and the charging prompt information is used to prompt that the charging connection is prohibited, which effectively ensures the safety performance of the terminal and avoids potential safety hazards.
  • this embodiment does not need to use a rubber plug, maintains the cleanliness of the appearance, and can be used by the user if the user prohibits charging in time. to offer comfort.
  • the method in this embodiment can be applied to smart terminals, such as mobile phone devices, ipad devices, or NDA (Nurse Digital Assistant) terminals used in a hospital environment, where the NAD terminal refers to a mobile terminal applied to a medical clinical data system equipment.
  • this embodiment is mainly applied in terminal China, as shown in FIG. 1 , the method includes the following steps:
  • Step S100 acquiring the input voltage of the charging port of the terminal.
  • the charging port of the information terminal will inevitably enter the corrosive liquid containing electrolytes, such as sodium chloride solution. If the charging port enters this kind of liquid, it is particularly easy to corrode the PIN pin part. The consequences of corrosion are functional problems such as communication failure and inability to charge electricity. The more serious situation is that after corroding the charging pin, it will lead to contact resistance. If it becomes larger, it will generate high temperature at the contact part during charging, which will bring security risks. It can be seen that when liquid enters the charging port of the terminal, the contact resistance increases. Based on this, this embodiment can analyze whether there is liquid in the charging port by acquiring the contact resistance at the charging port of the terminal. The contact resistance is related to the input voltage of the charging port, so in this embodiment, the input voltage of the charging port is obtained first.
  • the terminal of the present embodiment is provided with a moisture detection chip in advance, and the moisture detection chip is connected with the main board of the terminal, and is used for analyzing by obtaining the input voltage of the charging port of the terminal, In order to find out whether there is liquid contamination in the charging port.
  • the moisture detection chip in this embodiment can only be implemented within the detection period. Therefore, in this embodiment, after the charging port of the terminal is inserted into the charging device, the moisture detection chip can be placed in the detection cycle, and then the input voltage of the charging port of the terminal can be obtained according to the moisture detection chip. . That is to say, the moisture detection chip in this embodiment can work only after the charging port is inserted into the charging device (ie, externally powered).
  • Step S200 according to the input voltage, determine whether there is liquid in the charging port of the terminal.
  • this embodiment can calculate the contact resistance between the charging port and the charging device according to the input voltage.
  • the moisture detection chip in this embodiment includes a programmable current source and an analog-to-digital converter for detecting the input voltage, and the analog-to-digital converter is an 8-bit analog-to-digital converter.
  • the main board in the terminal in this embodiment can compare the calculated contact resistance with preset resistance information to generate a comparison result.
  • the preset resistance information is used to determine whether the contact resistance is too large, and if the contact resistance is too large, a comparison result that the contact resistance is too large is generated.
  • the comparison result is used to represent the humidity information, and according to the comparison result, it can be determined whether there is liquid in the charging port.
  • Step S300 If there is liquid, output charging prompt information, where the charging prompt information is used to prompt that charging connection is prohibited.
  • the screen of the terminal when it is determined that there is liquid in the charging port of the terminal, the screen of the terminal can be woken up and abnormal information can be reported when charging the charging port of the terminal.
  • a charging prompt message indicating that charging is prohibited is also displayed on the screen of the terminal, as shown in Fig. 3.
  • the terminal displays "Detected that the USB port is wet or a non-standard device is inserted, please check. Is the USB port and cable normal” charging prompt message, thus prompting the user to prohibit charging.
  • the present embodiment can cut off the power supply to the terminal to cut off the power supply to the main board of the terminal. It can be clearly seen from FIG. 2 that the moisture detection chip is connected to the main board of the terminal, and after the moisture detection chip detects that there is liquid in the terminal, the moisture detection chip will report to the terminal.
  • the control board in the device sends the power supply between the main board and the charging device to cut off, so as to avoid potential safety hazards.
  • the terminal humidity detection method in this embodiment can also be applied to a charging device connected to the terminal.
  • a charging device connected to the terminal.
  • the charging part is inserted into the charging port of the terminal, or the charging part is inserted into a liquid-infiltrating device
  • the capacitance value between adjacent pins on the charging part will change, the contact resistance between the charging part and the charging port will increase, and high temperature heat will be generated, causing security incident.
  • a humidity detection component is arranged on the charging line, and a capacitance detection unit is arranged on the humidity detection component. Then, by analyzing the capacitance value, the contact resistance is determined, and then the humidity on the charging part is determined, that is, it is determined whether there is liquid on the charging part.
  • the circuit board of the humidity detection component in this embodiment is further provided with a switch unit, which is used to cut off the power supply of the charging device to the terminal when it is detected that there is liquid in the charging part. That is to say, in this embodiment, after the capacitance detection unit detects the capacitance value between the adjacent pins on the charging part, the contact resistance is obtained according to the calculation, and then the contact resistance of the charging part can be determined according to the contact resistance. humidity, and then the switch unit can determine whether to cut off the power supply of the charging line according to the determined humidity, and cut off the power supply to the charging line if it is determined that there is liquid according to the humidity.
  • the contact resistance between the charging part and the charging port is calculated according to the capacitance values, and then the calculated contact resistance is calculated.
  • the resistance is compared with preset resistance information to generate a comparison result.
  • the preset resistance information is used to determine whether the contact resistance is too large, and if the contact resistance is too large, a comparison result that the contact resistance is too large is generated.
  • the contact resistance is too large, it may indicate that there is liquid on the charging part, and even corrosion occurs, resulting in excessive contact resistance between the charging port and the charging device (ie, the charging pins of the charging device).
  • the comparison result is used to represent the humidity information of the charging part, and according to the comparison result, it can be determined whether there is liquid on the charging part.
  • the capacitance detection unit in this embodiment may use a humidity detection sensor chip, for example, a humidity detection sensor chip with a chip model of HIH-3602 or HM1500.
  • a humidity detection sensor chip with a chip model of HIH-3602 or HM1500.
  • an appropriate chip model can be selected according to the actual situation, and is designed on the charging line through a circuit.
  • a MOS tube control unit is provided on the charging line in this embodiment, and the tube control unit is connected to the capacitance detection unit.
  • the MOS transistor control unit is used to control the power supply path of the charging line.
  • the MOS tube control unit can be connected to the switch unit, because the switch unit can cut off the power supply of the charging device to the terminal in time when it is detected that there is liquid on the charging part .
  • the MOS tube control unit is used to control the power supply path of the charging line, so in this embodiment, the power supply path can be switched by the MOS tube control unit, so as to cut off the power supply to the terminal motherboard.
  • an indicator light unit when it is detected that there is liquid on the charging portion, an indicator light unit will be used for prompting.
  • an indicator light unit is further provided on the circuit board, and the indicator light unit is connected to the capacitance detection unit.
  • the contact resistance is obtained according to the calculation, and then according to the contact resistance
  • the indicator light unit can be controlled to work according to the humidity to prompt the user.
  • this embodiment can be implemented by the indicator unit flashing lights of different colors when it is detected that there is liquid on the charging portion.
  • the indicator light unit can be set as an indicator light, and the indicator light can display different colors.
  • the indicator light can display red, and the indicator light can be displayed in red.
  • the indicator light can display green, which means that the charging device 20 is normally charging at this time.
  • charging prompt information may be output from a terminal connected to the charging portion.
  • the terminal in this embodiment includes a display screen, and the display screen is connected to the main board of the terminal.
  • the display screen of the terminal can be woken up, and abnormal information can be reported.
  • a charging prompt message indicating that charging is prohibited is also displayed on the display screen of the terminal. For example, the terminal displays the message "It is detected that the USB port is wet or a non-standard device is inserted, please check whether the USB port and cable are normal". Charging prompt information, thus prompting the user to prohibit charging.
  • the present disclosure also provides a terminal humidity detection system.
  • the system includes a terminal and a charging device connected to the terminal.
  • the terminal in this embodiment has a charging port humidity detection function.
  • the terminal 100 in this embodiment is provided with a charging port 10 , and the charging port 10 is used for connecting the charging device 20 .
  • 10 is provided with a moisture detection chip 30, and the moisture detection chip 30 is connected with the main board 40 of the terminal 100; the moisture detection chip 30 is used to detect the input voltage of the charging port 10 of the terminal 100, and obtain the value of the charging port. humidity information, and when liquid is detected in the charging port 10 , the power supply of the charging device 20 to the main board 40 of the terminal 100 is cut off.
  • the moisture detection chip 30 can be placed in the detection cycle, and then the moisture detection chip 30 can be used to obtain the moisture detection chip 30.
  • the input voltage of the charging port 10 of the terminal 100 that is to say, the moisture detection chip 30 in this embodiment can work only after the charging port 10 is inserted into the charging device 20 (ie, externally powered).
  • the moisture detection chip 30 in this embodiment includes a programmable current source and an analog-to-digital converter for detecting the input voltage, and the analog-to-digital converter is an 8-bit analog-to-digital converter.
  • the main board 40 in the terminal 100 in this embodiment can compare the calculated contact resistance with preset resistance information to generate a comparison result.
  • the preset resistance information is used for judging whether the contact resistance is too large, and if the contact resistance is too large, a comparison result that the contact resistance is too large is generated, and the comparison result is used to reflect the humidity information.
  • the contact resistance is too large, it can indicate that liquid has entered the charging port, and even corrosion occurs, resulting in excessive contact resistance between the charging port and the charging device (ie, the charging pins of the charging device). Therefore, the comparison result is used to represent the humidity information, and according to the comparison result, it can be determined whether there is liquid in the charging port.
  • the terminal 100 in this embodiment further includes a display screen 50 , and the display screen 50 is connected to the main board 40 of the terminal 100 .
  • the display screen 50 of the terminal 100 can be woken up and abnormal information can be reported when the charging port 10 of the terminal 100 is being charged.
  • a charging prompt message indicating that charging is prohibited is also displayed on the display screen 50 of the terminal 100.
  • the terminal 100 displays “The USB port is wet or a non-standard device is detected. Please check whether the USB port and cable are not plugged in. "Normal" charging prompt message, thus prompting the user to prohibit charging.
  • the charging device 20 includes a charging part 210, the charging part 210 is connected to the charging port 10, and the charging part is a micro USB connector, a micro USB type Either the -c linker or the type-c linker.
  • the charging port 10 on the terminal 100 in this embodiment is also set as an interface matching the micro USB connector, the micro USB type-c connector and the type-c connector.
  • the charging device 20 further includes: a charging cable 220 disposed on one side of the charging portion 210 , one end of the charging cable 220 is connected to the charging portion 210 , and the other end of the charging cable 220 is connected to a connection Section 230.
  • the connection part 230 is any one of a type-a plug, a plug-in adapter or a type-a female connector of a computer. That is to say, the charging device 20 in this embodiment is used to charge the terminal 100 .
  • the charging device in this embodiment also has a humidity detection function.
  • the charging device 20 includes: a charging port 10 (as shown in FIG. 4 ) connected to the terminal 100 .
  • the flexibly connected charging portion 210 is provided on a charging cable 220 on one side of the charging portion 210 , one end of the charging cable 220 is connected to the charging portion 210 , and the other end of the charging cable 220 is connected to a connecting portion 230 ;
  • the charging cable 220 is provided with a humidity detection component 240 , and the humidity detection component 240 includes a circuit board 241 .
  • the circuit board 241 is provided with a capacitance detection unit 242 and a switch unit connected to the capacitance detection unit 242 . 243 , the switch unit is connected to the capacitance detection unit 242 .
  • the capacitance detection unit 242 is used to detect the capacitance value of the adjacent pins on the charging part, and the capacitance value is used to reflect the humidity of the charging part 210 .
  • a humidity detection unit 240 is arranged on the charging cable 220 , and a capacitance detection unit 242 is arranged on the humidity detection unit 240 .
  • the capacitance value of the pin, and then the contact resistance is determined by analyzing the capacitance value, and then the humidity on the charging part 210 is determined, that is, whether there is liquid on the charging part 210 is determined.
  • the circuit board of the humidity detection component 240 in this embodiment is further provided with a switch unit 243 , and the switch unit 243 is used to cut off the connection between the charging device 20 and the terminal 100 when liquid is detected in the charging unit 210 . of power supply. That is to say, in this embodiment, after the capacitance detection unit 242 detects the capacitance value between the adjacent pins on the charging part 210, the contact resistance is obtained according to the calculation, and then the charging can be determined according to the contact resistance. Then, the switch unit can determine whether to cut off the power supply of the charging cable 220 according to the determined humidity, and cut off the power supply to the charging cable 220 if it is determined that there is liquid according to the humidity.
  • the contact resistance between the charging part 210 and the charging port 10 is calculated according to the capacitance values, and then the The calculated contact resistance is compared with preset resistance information to generate a comparison result.
  • the preset resistance information is used to determine whether the contact resistance is too large, and if the contact resistance is too large, a comparison result that the contact resistance is too large is generated.
  • the contact resistance is too large, it may indicate that there is liquid on the charging portion 210, or even corrosion occurs, resulting in excessive contact resistance between the charging port 10 and the charging device 20 (ie, the charging pins of the charging device).
  • the comparison result is used to represent the humidity information of the charging part 210 , and according to the comparison result, it can be determined whether there is liquid on the charging part 210 .
  • the capacitance detection unit 242 in this embodiment may use a humidity detection sensor chip, such as a humidity detection sensor chip whose chip model is HIH-3602 or HM1500.
  • a humidity detection sensor chip such as a humidity detection sensor chip whose chip model is HIH-3602 or HM1500.
  • an appropriate chip model can be selected according to the actual situation, and is designed on the charging line 220 through a circuit.
  • the humidity detection unit 240 in this embodiment further includes a MOS tube control unit 221 , and the MOS tube control unit 221 is connected to the capacitance detection unit 242 .
  • the MOS transistor control unit 221 is used to control the power supply path of the charging line 220 .
  • the MOS tube control unit 221 can be connected to the switch unit 243 , because the switch unit 243 can cut off the charging device in time when it detects that there is liquid on the charging portion 210 . 20 power supplies to the terminal.
  • the MOS tube control unit 221 is used to control the power supply path of the charging cable 220. Therefore, in this embodiment, the MOS tube control unit 221 can be used to switch the power supply path, so as to cut off the power supply to the terminal motherboard.
  • the circuit board 241 in this embodiment is further provided with an indicator light unit 244 , and the indicator light unit 244 is connected to the capacitance detection unit 242 .
  • the contact resistance is calculated according to the After the humidity of the charging part 210 can be determined by the contact resistance, the indicator light unit 244 can be controlled to work according to the humidity to prompt the user.
  • this embodiment can be implemented by the indicator light unit 244 flashing lights of different colors when it is detected that there is liquid on the charging portion 210 .
  • the indicator light unit 244 can be set as an indicator light, and the indicator light can display different colors.
  • the indicator light can display red
  • the indicator light can display green, which means that the charging device 20 is normally charging at this time.
  • a power management unit 245 is further disposed on the circuit board 241 , and the power management unit 245 is connected to the capacitance detection unit 242 and the indicator light unit 244 .
  • the power management unit 242 in this embodiment is configured to provide the required voltages such as 1.8V and 2.8V for the capacitance detection unit 242 , the indicator light unit 244 and the like.
  • the circuit board 241 in this embodiment is disposed on the charging cable 220 at a position close to the charging portion 210 .
  • the capacitance detection unit 242 can better detect whether there is liquid on the charging part 210 .
  • the terminal 100 in this embodiment further includes a display screen 50 , and the display screen 50 is connected to the main board 40 of the terminal 100 .
  • the display screen 50 of the terminal 100 can be woken up and abnormal information can be reported when the charging port 10 of the terminal 100 is being charged.
  • a charging prompt message indicating that charging is prohibited is also displayed on the display screen 50 of the terminal 100.
  • the terminal 100 displays “The USB port is wet or a non-standard device is detected. Please check whether the USB port and cable are not plugged in. "Normal" charging prompt message, thus prompting the user to prohibit charging.
  • the charging unit 210 is any one of a micro USB connector, a micro USB type-c connector, and a type-c connector.
  • the charging port 10 on the terminal 100 in this embodiment is also set as an interface matching the micro USB connector, the micro USB type-c connector and the type-c connector.
  • the connecting portion 230 is also any one of a type-a plug, a plug adapter or a type-a female connector of a computer. That is to say, the charging device 20 in this embodiment is used to charge the terminal 100 .
  • the present disclosure discloses a terminal humidity detection method and system.
  • the method includes: acquiring an input voltage of a charging port of a terminal; determining whether there is liquid in the charging port of the terminal according to the input voltage; if there is liquid , the charging prompt information is output, and the charging prompt information is used to prompt that the charging connection is prohibited.
  • the present disclosure can determine whether there is liquid in the charging port by analyzing the input voltage of the charging port of the terminal, and then prompt the charging prohibition when there is liquid, effectively ensuring the safety performance of the terminal, and compared with the existing
  • the charging port is provided with a rubber stopper to realize the method of prohibiting charging.
  • the present disclosure does not need to use a rubber stopper, which keeps the appearance clean, and the user prohibits charging in time in terms of function, which provides convenience for the user to use.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

Procédé et système de détection d'humidité de borne Le procédé consiste à : obtenir une tension d'entrée d'un port de charge d'une borne ; déterminer, en fonction de la tension d'entrée, si un liquide existe dans le port de charge de la borne ; et si le liquide existe, délivrer en sortie des informations d'invite de charge, les informations d'invite de charge étant utilisées pour inviter à l'interdiction d'une connexion de charge. Selon la présente invention, la tension d'entrée du port de charge de la borne peut être analysée pour déterminer si un liquide existe dans le port de charge, et ensuite une invite d'interdiction de charge est menée lorsque le liquide existe, de telle sorte que la performance de sécurité de la borne est efficacement garantie ; et par comparaison au mode selon l'état de la technique selon lequel un bouchon en caoutchouc est disposé au niveau d'un port de charge pour obtenir une interdiction de charge, le bouchon en caoutchouc n'est pas nécessaire dans la présente invention, la propreté d'aspect est conservée, la charge est fonctionnellement interdite à temps pour un utilisateur, et un confort est fourni à l'utilisateur.
PCT/CN2020/128937 2020-09-30 2020-11-16 Procédé et système de détection d'humidité de borne WO2022068004A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202011065145.1A CN112202224A (zh) 2020-09-30 2020-09-30 一种nda终端充电口湿度检测方法及nda终端
CN202011061063.XA CN112186855A (zh) 2020-09-30 2020-09-30 一种智能湿度检测充电装置及湿度检测方法
CN202011061063.X 2020-09-30
CN202011065145.1 2020-09-30

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WO2022068004A1 true WO2022068004A1 (fr) 2022-04-07

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105098884A (zh) * 2015-07-01 2015-11-25 小米科技有限责任公司 移动终端的充电设备及充电方法
CN106776228A (zh) * 2016-12-30 2017-05-31 维沃移动通信有限公司 一种移动终端的安全保护方法和移动终端
WO2018039881A1 (fr) * 2016-08-29 2018-03-08 华为技术有限公司 Procédé de protection pendant une recharge électrique, terminal et chargeur
CN109378877A (zh) * 2018-11-13 2019-02-22 Oppo（重庆）智能科技有限公司 充电电路、充电处理方法、电子设备及存储介质

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105098884A (zh) * 2015-07-01 2015-11-25 小米科技有限责任公司 移动终端的充电设备及充电方法
WO2018039881A1 (fr) * 2016-08-29 2018-03-08 华为技术有限公司 Procédé de protection pendant une recharge électrique, terminal et chargeur
CN106776228A (zh) * 2016-12-30 2017-05-31 维沃移动通信有限公司 一种移动终端的安全保护方法和移动终端
CN109378877A (zh) * 2018-11-13 2019-02-22 Oppo（重庆）智能科技有限公司 充电电路、充电处理方法、电子设备及存储介质

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