Classifications

• • H—ELECTRICITY
  • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
  • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
  • H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M10/00—Secondary cells; Manufacture thereof
  • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
  • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
• • 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
  • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06F—ELECTRIC DIGITAL DATA PROCESSING
  • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
  • G06F1/26—Power supply means, e.g. regulation thereof
  • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M10/00—Secondary cells; Manufacture thereof
  • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
  • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
• • 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
• • 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
  • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
  • H02J7/00036—Charger exchanging data with battery
• • 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
  • H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
• • 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
  • H02J7/007—Regulation of charging or discharging current or voltage
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04B—TRANSMISSION
  • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
  • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
  • H04B1/3827—Portable transceivers
  • H04B1/3888—Arrangements for carrying or protecting transceivers
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04B—TRANSMISSION
  • H04B7/00—Radio transmission systems, i.e. using radiation field
  • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
  • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/66—Substation equipment, e.g. for use by subscribers with means for preventing unauthorised or fraudulent calling
  • H04M1/667—Preventing unauthorised calls from a telephone set
  • H04M1/67—Preventing unauthorised calls from a telephone set by electronic means
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
  • H01M10/00—Secondary cells; Manufacture thereof
  • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
  • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
  • H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
• • 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
  • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
  • H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
• • 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
  • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
  • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
  • H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
• • 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
  • H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
  • H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
  • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
  • Y02E60/10—Energy storage using batteries

Definitions

• the present invention is based on a Chinese patent application with the application number 201310511991.5 and the application date being October 25, 2013, and claims the priority of the Chinese patent application, the entire contents of which are This is incorporated herein by reference.
• the present disclosure relates to the field of power supply technologies, and in particular, to a battery, a battery protection method, apparatus, and system. Background technique
• the embodiment of the present disclosure provides a battery, a battery protection method, apparatus, and system.
• the technical solution is as follows:
• a battery comprising: a chargeable power source and a battery chip;
• the rechargeable power source is configured to supply power to the electronic device
• the battery chip is configured to detect whether the chargeable and discharge power source has started to supply power to the electronic device, and if the detection result is that the chargeable and discharge power source has started to supply power to the electronic device, then the predetermined transmit pin is used to The electronic device sends a customized signal;
• the electronic device is configured to identify whether the customized signal is correct, and if the customized signal is incorrect, control to cut off the power supply of the rechargeable power source.
• the battery chip is further configured to stop sending to the electronic device when the connection between the predetermined sending pin and the electronic device is disconnected Describe the custom signal.
• the battery chip includes an oscillating circuit, a reference voltage generating circuit, and a comparator, the comparing Two input ends of the device are respectively connected to the oscillating circuit and the reference voltage generating circuit, and an output end of the comparator is connected to the predetermined transmitting pin;
• the oscillating circuit is configured to generate a sine wave signal after the charging and discharging power source starts to supply power to the electronic device; and the reference voltage generating circuit is configured to generate a predetermined reference voltage;
• the comparator is configured to generate the customized signal after comparing the sine wave signal with the predetermined reference voltage.
• a battery protection method for use in the battery, the method comprising:
• the detection result is that the battery has started to supply power to the electronic device, sending a customized signal to the electronic device through a predetermined sending pin of the battery;
• the electronic device is configured to identify whether the customized signal is correct, and if the customized signal is incorrect, control to cut off power supply of the battery.
• the method further includes:
• the sending, by the predetermined sending pin, the customized signal to the electronic device including:
• a custom signal is sent to the electronic device via a predetermined transmit pin of the battery.
• a battery protection method for use in an electronic device, the method comprising:
• the electronic device is controlled to cut off power supply of the battery.
• the method further includes:
• Detecting whether a custom signal sent by the battery is received within a predetermined time period where the predetermined time period refers to a time period after the initialization of the electronic device is completed;
• the method further includes:
• a battery protection device includes: a signal receiving module, configured to receive a customized signal sent by a battery through a predetermined receiving pin;
• a signal identification module configured to identify whether the customized signal is correct
• a power supply cutting module configured to control the electronic device to cut off power supply of the battery if the customized signal is incorrect.
• the device further includes:
• a signal detecting module configured to detect whether a customized signal sent by the battery is received within a predetermined time period, where the predetermined time period refers to a time period after the initialization of the electronic device is completed;
• a first execution module configured to trigger the power-off module to perform an operation if the customized signal sent by the battery is not received within the predetermined time
• a second execution module configured to trigger the signal recognition module to perform an operation if the customized signal sent by the battery is received within the predetermined time.
• the device further includes:
• a pin disconnect module is configured to maintain power to the battery if the custom signal is correct and to disconnect a connection between the predetermined receive pin and a predetermined transmit pin of the battery.
• an electronic device comprising the battery protection device of any of the fourth aspect and the various possible embodiments of the fourth aspect.
• a battery protection system comprising: a battery and an electronic device;
• the battery includes the battery of any of the first aspect and the various possible embodiments of the first aspect; the electronic device comprising the electronic device of the fifth aspect.
• an electronic device comprising: one or more processors;
• One or more modules the one or more modules being stored in the memory and configured to be executed by the one or more processors, the one or more modules having the following functions:
• the electronic device is controlled to cut off power supply of the battery.
• the technical solutions provided by the embodiments of the present disclosure may include the following beneficial effects:
• the customized signal is sent to the electronic device through the predetermined sending pin, and the customized signal is used to identify whether the customized signal is correct by the electronic device; if the customized signal is incorrect, the control cuts off the power supply of the battery. Solve the problem that the imitation battery in the related art may cause negative consequences; It achieves the power supply of the battery while ensuring the safety of the battery and the electronic device while ensuring that the used battery is the original battery that meets the requirements. effect.
• FIG. 1 is a schematic structural diagram of a battery protection system according to an exemplary embodiment
• FIG. 2 is a schematic structural diagram of a battery protection system according to an exemplary embodiment
• FIG. 3 is a flowchart of a battery protection method according to an exemplary embodiment
• FIG. 4 is a flowchart of a battery protection method according to an exemplary embodiment
• FIG. 5 is a block diagram showing the structure of a battery protection device according to an exemplary embodiment
• FIG. 6 is a block diagram showing the structure of a battery protection device according to an exemplary embodiment
• FIG. 7 is a block diagram showing the structure of a battery protection system according to an exemplary embodiment
• FIG. 8 is a schematic structural diagram of an electronic device according to an exemplary embodiment. detailed description
• FIG. 1 shows a schematic structural diagram of a battery protection system provided by an exemplary embodiment of the present disclosure.
• the battery protection system includes a battery 10 and an electronic device 20.
• the battery 10 includes a chargeable power source 110 and a battery chip 120.
• the chargeable power source 110 is used to supply power to the electronic device 20 to ensure that the electronic device 20 operates normally.
• the battery chip 120 is configured to detect whether the rechargeable power source 110 has started to supply power to the electronic device 20. If the detection result is that the rechargeable power source 110 has started to supply power to the electronic device 20, the customized signal is sent to the electronic device 20 through the predetermined sending pin. .
• the battery 10 and the electronic device 20 are connected by a predetermined pin.
• the electronic device 20 is used to identify whether the customized signal sent by the battery 10 is correct; if the customized signal is not correct, the control cuts off the power supply of the chargeable and dischargeable power source 110.
• the battery protection system provided in this embodiment sends a customized signal to the electronic device through the battery, and the customized signal is used to identify whether the customized signal is correct by the electronic device; if the customized signal is incorrect, the control cuts off the power supply of the battery; It solves the problem that the imitation battery may cause negative consequences in the related art; it achieves the power supply of the battery while ensuring the safety of the battery and the electronic device while ensuring that the used battery is the original battery that meets the requirements. .
• FIG. 2 is a schematic structural diagram of a battery protection system according to another exemplary embodiment of the present disclosure.
• the battery protection system includes a battery 10 and an electronic device 20.
• battery 10 includes four pins, namely: positive power supply D+, negative power supply D-, temperature sense pin T, and identity pin ID.
• the positive pole D+ and the negative pole of the power supply D- are respectively connected to the positive and negative poles of the electronic device 20 to form a power supply circuit, and provide power to the electronic device 20 to ensure the normal operation of the electronic device 20.
• the identity pin ID is connected to the GPIO (General Purpose Input Output) pin of the electronic device 20 to transmit a customized signal to the electronic device 20.
• GPIO General Purpose Input Output
• the battery 10 includes a chargeable power source 110 and a battery chip 120.
• the chargeable power source 110 is used to supply power to the electronic device 20 to ensure that the electronic device 20 operates normally.
• the battery chip 120 is configured to detect whether the rechargeable power source 110 has started to supply power to the electronic device 20. If the detection result is that the rechargeable power source 110 has started to supply power to the electronic device 20, the customized signal is sent to the electronic device 20 through the predetermined sending pin.
• the predetermined sending pin is used as the identity pin ID for illustration, which is not specifically limited.
• the battery chip 120 may include a power supply detecting circuit (not shown) that detects whether the chargeable/discharge power source 110 has started to supply power to the electronic device 20.
• the battery chip 120 further includes an oscillation circuit 122, a reference voltage generation circuit 124, and a comparator 126.
• the oscillating circuit 122 inside the battery chip 120 is for generating a sine wave signal; the reference voltage generating circuit 124 is for generating a predetermined reference voltage.
• the sine wave signal and the predetermined reference voltage are outputted by the comparator 126 as a custom signal, for example, a custom timing signal having a predetermined signal of "0101010011".
• the comparator 126 includes two input terminals and one output terminal. The two input terminals of the comparator 126 are respectively connected to the oscillation circuit 122 and the reference voltage generating circuit 124, and the output terminal of the comparator 126 is connected to a predetermined transmitting pin. .
• Comparator 126 compares the sine wave signal with a predetermined reference voltage to generate a custom signal.
• the output when the voltage value of the sine wave signal is greater than a predetermined reference voltage, the output is a high level; when the voltage value of the sine wave signal is less than or equal to a predetermined reference voltage, the output is a low level.
• the frequency and amplitude of the sine wave signal generated by the oscillating circuit 122 and the predetermined reference voltage generated by the comparator 126 can be determined according to actual needs.
• the predetermined reference voltage generated by the reference voltage generating circuit 124 may be a constant voltage value in the time domain or a continuously varying voltage value in the time domain.
• the different predetermined reference voltages are not identical by the custom signals output by comparator 126.
• the generated custom signal may be "10101" ; and when the predetermined reference voltage is a continuously varying voltage value, the generated custom signal may be "11101".
• the custom signal output by comparator 126 is received by processor 210 of electronic device 20 via a predetermined transmit pin of battery 10, i.e., an identity pin ID and a predetermined receive pin of electronic device 20, i.e., a GPIO pin.
• the electronic device 20 includes a processor 210 for identifying whether the customized signal transmitted by the battery 10 is correct, and a predetermined receiving pin for cutting off the power supply of the battery 10 if the customized signal is incorrect.
• a "111111” timing signal can be pre-stored in the processor 210 of the electronic device 20.
• the comparison with the pre-stored "111111” is different, indicating that the customized signal sent by the battery 10 is incorrect.
• the processor 210 controls the electronic device 20 to cut off the power supply of the battery 10 to ensure the safety of the power supply.
• a switch may be provided in the power supply circuit on the side of the electronic device 20, and when the processor 210 recognizes that the custom signal is found to be incorrect, the switch in the power supply circuit is controlled to be turned off, thereby enabling the power supply of the battery 10 to be cut off.
• the processor 210 maintains power to the battery 10 only when the electronic device 20 receives the custom signal sent by the battery 10 through the predetermined receiving pin as "111111".
• battery settings of the same specification and the same model send the same custom signal
• battery settings of different specifications or different models send different custom signals.
• Two or more custom signals may be pre-stored in the processor 210 of the electronic device 20.
• the electronic device 20 receives the customized signal sent by the battery 10, the customized signal and the pre-stored two or more customized signals are required.
• the electronic device 20 can be compatible with batteries of different specifications or different models.
• the use time of the battery 10 is increased.
• the processor 210 of the electronic device 20 passes the identification signal transmitted by the battery 10 and determines that the customized signal is correct, the processor 210 can cut off the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery 10, so that the battery 10 Stop sending custom signals.
• the electrical connection between the predetermined receiving pin of the electronic device 20 and the predetermined transmitting pin of the battery 10 is cut off; or, in a second possible implementation, in the electronic device 20 A switch is provided in the loop for receiving the custom signal on the side, and when it is determined that the custom signal is correct, the switch is controlled to be turned off.
• the battery chip 120 of 10 stops transmitting the custom signal to the electronic device 20 upon detecting that the connection between the predetermined transmission pin and the electronic device 20 is broken.
• a processor of the electronic device detects whether a custom signal transmitted by the battery is received within the predetermined period of time during a period of time after the initialization of the electronic device is completed, that is, within a predetermined period of time. If the custom signal sent by the battery is not received within the predetermined time, the processor of the electronic device controls the electronic device to cut off the power supply of the battery. If a custom signal sent by the battery is received within a predetermined time, the processor of the electronic device identifies whether the customized signal is correct.
• the battery protection system sends a customized signal to the electronic device through a predetermined sending pin of the battery chip, and the customized signal is used to identify whether the customized signal is correct by the electronic device; if the customized signal is incorrect, Controls the power supply of the cut-off battery; solves the problem that the imitation battery may cause negative consequences in the related art; achieves the power supply of the battery while ensuring that the used battery is the original battery that meets the requirements, and at the same time improves the battery and the electronic The effect of the safety of the device.
• the battery protection system provided by the embodiment further improves the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery by verifying that the customized signal is correct by the processor of the electronic device, thereby saving power of the battery and improving The effect of battery life.
• the battery protection system provided by the embodiment further detects whether the customized signal sent by the battery is received within a predetermined time period, and if the customized signal sent by the battery is not received within a predetermined time, the processor of the electronic device controls the electronic The device cuts off the power supply of the battery, and avoids the negative consequences of powering the electronic device by some batteries that are not provided with a custom signal transmission function.
• FIG. 3 illustrates a method flow diagram of a battery protection method provided by an exemplary embodiment of the present disclosure. This battery protection method is applied to the battery protection system shown in FIG. 1 or 2.
• the battery protection method can include the following steps:
• step 202 it is detected whether the battery has begun to supply power to the electronic device.
• the battery detects whether it has started to supply power to the electronic device.
• step 204 if the detection result is that the battery has started to supply power to the electronic device, the customized signal is sent to the electronic device through the predetermined transmission pin.
• the battery sends a customized signal to the electronic device through the predetermined transmit pin.
• the electronic device receives the customized signal transmitted by the battery through the predetermined receiving pin.
• step 206 it is identified if the custom signal is correct.
• the electronic device recognizes whether the custom signal is correct.
• step 208 if the custom signal is incorrect, the control electronics cuts off power to the battery.
• control electronics cuts off the power to the battery.
• Steps 202 to 204 may be separately implemented as a battery protection method on the battery side; Steps 206 to 208 may be separately implemented as a battery protection method on the electronic device side.
• the battery protection method provided by the embodiment sends a customized signal to the electronic device through a predetermined sending pin of the battery chip, and receives a customized signal sent by the battery through a predetermined receiving pin of the electronic device; the electronic device identifies the customization Whether the signal is correct; if the custom signal is not correct, the control cuts off the power supply of the battery; solves the problem that the imitation battery may cause negative consequences in the related art; and achieves the condition that the guaranteed battery is the original battery that meets the requirements. Keep the battery powered while improving the safety of the battery and electronic equipment.
• FIG. 4 illustrates a method flow diagram of a battery protection method provided by another exemplary embodiment of the present disclosure. This battery protection method is applied to the battery protection system shown in Fig. 1 or Fig. 2.
• the battery protection method can include the following steps:
• step 301 it is detected whether the battery has started to supply power to the electronic device.
• the battery detects whether it has started to supply power to the electronic device.
• a power detection circuit can be disposed inside the battery to detect whether the chargeable and discharge power in the battery has started to supply power to the electronic device.
• step 302 if the detection result is that the battery has started to supply power to the electronic device, a sine wave signal is generated. If the result of the test is that the battery has begun to supply power to the electronic device, the battery generates a sine wave signal.
• the battery chip of the battery is internally provided with an oscillating circuit for generating a sine wave signal.
• the battery chip After the battery starts to supply power to the electronic device, that is, after the battery positive power D+ and the power negative D- are respectively connected to the positive and negative terminals of the electronic device to form a power supply circuit, the battery chip generates a sine wave signal through the oscillation circuit.
• step 303 a predetermined reference voltage is generated.
• the battery generates a predetermined reference voltage.
• the battery chip of the battery is also internally provided with a reference voltage generating circuit for generating a predetermined reference voltage, for example, a predetermined reference voltage of zero.
• step 304 a sinusoidal signal is compared to a predetermined reference voltage to generate a custom signal.
• the battery compares the sine wave signal with a predetermined reference voltage to generate a custom signal.
• a battery is also provided inside the battery chip of the battery, and the comparator generates a customized signal by comparing the sine wave signal with a predetermined reference voltage.
• the custom signal can be a custom timing signal consisting of "0" and "1", such as "0101010011".
• battery settings of the same specification and of the same model generate the same custom signal.
• the output when the voltage value of the sine wave signal is greater than the predetermined reference voltage, the output is high; when the voltage value of the sine wave signal is less than or equal to the predetermined reference voltage, the output is low.
• the frequency and amplitude of the sine wave signal generated by the oscillating circuit 122 and the predetermined reference voltage generated by the comparator 126 can be determined according to actual needs, and the predetermined reference voltage can be a real-time varying voltage.
• step 305 a custom signal is sent to the electronic device via a predetermined transmit pin of the battery.
• the battery sends a customized signal to the electronic device through its own predetermined transmit pin.
• the battery chip of the battery can send a customized signal to the electronic device through the identity pin ID of the battery, and the processor of the electronic device can receive the customized signal sent by the battery through the GPIO pin.
• the electronic device receives a customized signal transmitted by the battery through a predetermined receiving pin, the customized signal being sent after the battery starts to supply power to the electronic device.
• step 306 it is identified whether the custom signal is correct.
• the electronic device recognizes whether the custom signal is correct. For example, one can be pre-stored in the processor of the electronic device
• step 307 if the custom signal is incorrect, the battery is powered off.
• the electronic device cuts off the power to the battery.
• the processor of the electronic device cuts off the power supply of the battery to ensure the safety of the power supply.
• a switch may be disposed in the power supply circuit on the electronic device side. When the processor recognizes that the customized signal is found to be incorrect, the switch in the control power supply circuit is turned off, thereby completing the power supply of the cut battery.
• step 308 if the custom signal is correct, the battery is powered and the connection between the predetermined receive pin and the predetermined transmit pin of the battery is turned off.
• the electronic device maintains the power of the battery and cuts off the predetermined reception pin and the predetermined transmission of the battery. Send the connection between the pins.
• the electronic device receives the "111111" custom signal sent by the battery through the predetermined receiving pin, it is the same as the pre-stored "111111", indicating that the customized signal sent by the battery is correct.
• the processor of the electronic device maintains the power supply of the battery and cuts off the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery.
• the electronic device can cut off the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery.
• the electrical connection between the predetermined receiving pin of the electronic device and the predetermined transmitting pin of the battery is cut off; or, in the second possible implementation, the receiving at the electronic device side A switch is set in the loop of the custom signal, and when it is determined that the custom signal is correct, the switch is controlled to be turned off.
• step 309 when the connection between the predetermined transmission pin and the electronic device is disconnected, the transmission of the customized signal to the electronic device is stopped.
• the battery stops sending a custom signal to the electronic device.
• the connection between the predetermined transmission pin and the electronic device is broken, the loop of the battery transmitting the custom signal is disconnected, and the battery stops transmitting the customized signal to the electronic device.
• a processor of the electronic device detects whether a custom signal transmitted by the battery is received within the predetermined period of time during a period of time after the initialization of the electronic device is completed, that is, within a predetermined period of time. If the custom signal sent by the battery is not received within a predetermined time, the processor of the electronic device controls the electronic device to cut off the power supply to the battery. If a custom signal sent by the battery is received within a predetermined time, the processor of the electronic device identifies whether the customized signal is correct.
• the above steps 301 to 305 and 309 can be separately implemented as a battery protection method on the battery side; the above steps 306 to 308 can be separately implemented as a battery protection method on the electronic device side.
• the battery protection method sends a customized signal to the electronic device through a predetermined sending pin of the battery chip, and receives a customized signal sent by the battery through a predetermined receiving pin of the electronic device; the electronic device identifies the customization Whether the signal is correct; if the custom signal is not correct, the control cuts off the power supply of the battery; solves the problem that the imitation battery may cause negative consequences in the related art; and achieves the condition that the guaranteed battery is the original battery that meets the requirements. Keep the battery powered while improving the safety of the battery and electronic equipment.
• the battery protection method provided by the embodiment further improves the power saving of the battery by improving the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery when the processor of the electronic device verifies that the customized signal is correct. The effect of battery life.
• the battery protection method provided by the embodiment further detects whether the customized signal sent by the battery is received within a predetermined time period, and if the customized signal sent by the battery is not received within a predetermined time, the processor of the electronic device controls the electronic The device cuts off the power supply of the battery, and avoids the negative consequences of powering the electronic device by some batteries that are not provided with a custom signal transmission function.
• FIG. 5 is a structural block diagram of a battery protection device according to an exemplary embodiment of the present disclosure.
• the battery protection device may be implemented as a whole or a part of a processor of an electronic device by software, hardware, or a combination of both.
• the battery protection device may include: a signal receiving module 410, a signal recognition module 420, and a power supply cutoff module 430.
• the signal receiving module 410 is configured to receive a customized signal sent by the battery through a predetermined receiving pin.
• the signal identification module 420 is configured to identify whether the customized signal is correct.
• the power cutoff module 430 is configured to control the electronic device to cut off power supply of the battery if the customized signal is incorrect.
• the battery protection device receives a customized signal sent by the battery through a predetermined receiving pin; identifies whether the customized signal is correct; if the customized signal is incorrect, controls to cut off the power supply of the battery;
• the imitation of the battery may cause negative consequences; it will maintain the power supply of the battery while ensuring the safety of the battery and the electronic device while ensuring that the battery is used to meet the requirements of the original battery.
• FIG. 6 is a structural block diagram of a battery protection device according to another exemplary embodiment of the present disclosure.
• the battery protection device may be implemented as a processor of an electronic device by software, hardware, or a combination of both. portion.
• the battery protection device may include: a signal detection module 401, a first execution module 402, a second execution module 403, a signal receiving module 410, a signal recognition module 420, a power supply cutoff module 430, and a pin disconnect module 440.
• the signal detecting module 401 is configured to detect whether a customized signal sent by the battery is received within a predetermined time period, where the predetermined time period refers to a time period after the electronic device is initialized.
• the first execution module 402 is configured to trigger the power cut-off module 430 to perform an operation if the custom signal sent by the battery is not received within the predetermined time.
• the second execution module 403 is configured to trigger the signal recognition module 420 to perform an operation if the customized signal sent by the battery is received within the predetermined time.
• the signal receiving module 410 is configured to receive a customized signal sent by the battery through a predetermined receiving pin.
• the signal identification module 420 is configured to identify whether the customized signal is correct.
• the power cutoff module 430 is configured to control the electronic device to cut off power supply of the battery if the customized signal is incorrect.
• a pin disconnect module 440 is configured to maintain power to the battery if the custom signal is correct and to disconnect the predetermined receive pin from a predetermined transmit pin of the battery.
• the battery protection device receives a customized signal sent by the battery through a predetermined receiving pin; identifies whether the customized signal is correct; if the customized signal is incorrect, controls to cut off the power supply of the battery;
• the imitation of the battery may cause negative consequences; it will maintain the power supply of the battery while ensuring the safety of the battery and the electronic device while ensuring that the battery is used to meet the requirements of the original battery.
• the battery protection device provided by the embodiment further improves the connection between the predetermined receiving pin and the predetermined transmitting pin of the battery when the processor of the electronic device verifies that the customized signal is correct, thereby saving power of the battery and improving The effect of battery life.
• the battery protection device provided by the embodiment further detects whether the customized signal sent by the battery is received within a predetermined time period, and if the customized signal sent by the battery is not received within a predetermined time, the processor of the electronic device controls the electronic The device cuts off the power supply of the battery, avoiding the negative consequences of powering some electronic devices without a battery with a custom signal generation circuit.
• FIG. 7, shows a structural block diagram of a battery protection system provided by an exemplary embodiment of the present disclosure.
• the battery protection system includes a battery 610 and an electronic device 620.
• the electronic device 620 includes a battery protection device as shown in FIG. 5 or 6.
• FIG. 8 is a schematic structural diagram of an electronic device according to an exemplary embodiment of the present disclosure.
• the electronic device can be used to implement the battery protection method provided in the above embodiments.
• the electronic device 700 can include a communication unit 710, a memory 720 including one or more computer readable storage media, an input unit 730, a display unit 740, a sensor 750, an audio circuit 760, and a WIFI (Wireless Fidelity) module 770. , including a processor 780 having one or more processing cores, and a power supply 790 and the like. It will be understood by those skilled in the art that the electronic device structure shown in the drawings does not constitute a limitation on the electronic device, and may include more or less components than those illustrated, or a combination of certain components, or different component arrangements.
• the communication unit 710 can be used for transmitting and receiving information or receiving and transmitting signals during a call.
• the communication unit 710 can be a network communication device such as an RF (Radio Frequency) circuit, a router, a modem, or the like. Specifically, when the communication unit 710 is an RF circuit, the downlink information of the base station is received, and then processed by one or more processors 780; in addition, data related to the uplink is transmitted to the base station.
• RF circuits as communication units include, but are not limited to, an antenna, at least one amplifier, a tuner, one or more oscillators, a Subscriber Identity Module (SIM) card, a transceiver, a coupler, and a LNA (Low Noise Amplifier, low) Noise amplifier), duplexer, etc.
• SIM Subscriber Identity Module
• the communication unit 710 can also communicate with the network and other devices through wireless communication.
• the wireless communication may use any communication standard or protocol, including but not limited to GSM (Global System of Mobile communication), GPRS (General Packet Radio Service), CDMA (Code Division Multiple Access) , Code Division Multiple Access), WCDMA (Wideband Code Division Multiple Access), LTE (Long Term Evolution), e-mail, SMS (Short Messaging Service), and so on.
• the memory 720 can be used to store software programs and modules, and the processor 780 executes various functional applications and data processing by running software programs and modules stored in the memory 720.
• the memory 720 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to Data (such as audio data, phone book, etc.) created by the use of the electronic device 700.
• memory 720 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device. Accordingly, memory 720 can also include a memory controller to provide access to memory 720 by processor 780 and input unit 730.
• Input unit 730 can be used to receive input numeric or character information, as well as to generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function controls.
• input unit 730 can include touch-sensitive surface 731 as well as other input devices 732.
• Touch-sensitive surface 731 also referred to as a touch display or trackpad, can collect touch operations on or near the user (eg, the user uses a finger, stylus, etc., on any suitable object or accessory on touch-sensitive surface 731 or The operation near the touch-sensitive surface 731), and the corresponding connecting device is driven according to a preset program.
• the touch-sensitive surface 731 can include two portions of a touch detection device and a touch controller.
• the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information
• the processor 780 is provided and can receive commands from the processor 780 and execute them.
• the touch-sensitive surface 731 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves.
• the input unit 730 can also include other input devices 732.
• other input devices 732 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, joysticks, and the like.
• Display unit 740 can be used to display information entered by the user or information provided to the user and various graphical user interfaces of electronic device 700, which can be constructed from graphics, text, icons, video, and any combination thereof.
• the display unit 740 can include a display panel 741.
• the display panel 741 can be configured in the form of an LCD (Liquid Crystal Display), an OLED (Organic Light-Emitting Diode), or the like.
• the touch-sensitive surface 731 can cover the display panel 741, and when the touch-sensitive surface 731 detects a touch operation thereon or nearby, it is transmitted to the processor 780 to determine the type of the touch event, and then the processor 780 according to the touch event The type provides a corresponding visual output on display panel 741.
• touch-sensitive surface 731 and display panel 741 are implemented as two separate components to implement input and input functions, in some embodiments, touch-sensitive surface 731 can be integrated with display panel 741 for input. And output function.
• the electronic device 700 can also include at least one type of sensor 750, such as a light sensor, motion sensor, and other sensors.
• the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 741 according to the brightness of the ambient light, and the proximity sensor may close the display panel 741 and/or when the electronic device 700 moves to the ear.
• Backlighting As a kind of motion sensor, the gravity acceleration sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
• the electronic device 700 can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, here No longer.
• the audio circuit 760, the speaker 761, and the microphone 762 can provide an audio interface between the user and the electronic device 700.
• the audio circuit 760 can transmit the converted electrical data of the received audio data to the speaker 761 for conversion to the sound signal output by the speaker 761; on the other hand, the microphone 762 converts the collected sound signal into an electrical signal, and the audio circuit 760 After receiving, it is converted into audio data, and then processed by the audio data output processor 780, transmitted to the electronic device, for example, by the RF circuit 710, or outputted to the memory 720 for further processing.
• the audio circuit 760 may also include an earbud jack to provide communication of the peripheral earphones with the electronic device 700.
• the electronic device may be configured with a wireless communication unit 770, which may be a WIFI module.
• WIFI is a short-range wireless transmission technology, and the electronic device 700 can help a user to send and receive emails, browse web pages, and access streaming media through the wireless communication unit 770, which provides wireless broadband Internet access for users.
• the wireless communication unit 770 is shown in the drawings, it can be understood that it does not belong to the essential configuration of the electronic device 700, and may be omitted as needed within the scope of not changing the essence of the invention.
• Processor 780 is the control center of electronic device 700, which connects various portions of the entire handset using various interfaces and lines, by running or executing software programs and/or modules stored in memory 720, and recalling data stored in memory 720.
• the various functions and processing data of the electronic device 700 are executed to perform overall monitoring of the mobile phone.
• the processor 780 may include one or more processing cores.
• the processor 780 may integrate an application processor and a modem processor, where the application processor mainly processes an operating system, a user interface, an application, and the like.
• the modem processor primarily handles wireless communications. It can be understood that the above modulation and demodulation processor may not be integrated into the processor.
• the electronic device 700 further includes a power source 790 (such as a battery) for supplying power to various components.
• a power source 790 (such as a battery) for supplying power to various components.
• the power source can be logically connected to the processor 780 through the power management system to manage functions such as charging, discharging, and power management through the power management system.
• Power supply 790 may also include any one or more of a DC or AC power source, a recharging system, a power failure detection circuit, a power converter or inverter, a power status indicator, and the like.
• the electronic device 700 may further include a camera, a Bluetooth module, and the like, and details are not described herein.
• one or more programs are stored in the memory 720, wherein one or more programs are configured to be executed by one or more processors 780, the one or more programs including
• the instructions of the electronic device terminal involved in the battery protection method provided by the embodiment shown in FIG. 3 or FIG. 4 are disclosed. It should be noted that, when the battery protection device and the electronic device provided by the foregoing embodiments implement battery protection, only the division of the above functional modules is illustrated. In practical applications, the functions may be assigned different functions according to needs. The module is completed, that is, the internal structure of the device is divided into different functional modules to complete all or part of the functions described above.
• the battery protection device and the electronic device provided by the foregoing embodiments are in the same concept as the method embodiment of the battery protection method, and the specific implementation process is described in detail in the method embodiment, and details are not described herein again.
• the electronic device described in the present disclosure may be a variety of handheld terminal devices, such as cell phones, personal digital assistants (PDAs), etc., and thus the scope of protection of the present disclosure should not be limited to a particular type of electronic device.
• the method according to the present disclosure may also be implemented as a computer program executed by a CPU, which may be stored in a computer readable storage medium.
• a CPU which may be stored in a computer readable storage medium.
• non-volatile memory can include read only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM;), electrically erasable programmable ROM (EEPROM) or fast Flash memory.
• Volatile memory can include random access memory (RAM), which can act as external cache memory.
• RAM can be obtained in a variety of forms, such as synchronous RAM (DRAM;), dynamic RAM (DRAM;), synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), enhanced SDRAM (E). SDRAM), Synchronous Link DRAM (SLDRAM) and direct Rambus RAM (DRRAM;).
• DRAM synchronous RAM
• DRAM dynamic RAM
• SDRAM synchronous DRAM
• DDR SDRAM double data rate SDRAM
• E enhanced SDRAM
• SDRAM Synchronous Link DRAM
• DRRAM direct Rambus RAM
• Storage devices of the disclosed aspects are intended to comprise, without being limited to, these and other suitable types of memory.
• DSP digital signal processor
• ASIC dedicated An integrated circuit
• FPGA field programmable gate array
• a general purpose processor may be a microprocessor, but in the alternative, the processor may be any conventional processor, controller, microcontroller or state machine.
• the processor can also be implemented as a combination of computing devices, e.g., a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors in conjunction with a DSP core, or any other such configuration.
• the software module can reside in RAM memory, flash memory, ROM memory, EPROM memory, EEPROM memory, registers, hard disk, a removable disk, a CD-ROM, or any other form of storage medium known in the art.
• An exemplary storage medium is coupled to the processor, such that the processor can read information from or write information to the storage medium.
• the storage medium can be integrated with the processor.
• the processor and storage media can reside in an ASIC.
• the ASIC can reside in the user terminal.
• the processor and the storage medium may reside as discrete components in the user terminal.
• the functions may be implemented in hardware, software, firmware, or any combination thereof. If implemented in software, the functions may be stored on or transmitted as one or more instructions or code on a computer readable medium.
• Computer readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one location to another.
• a storage medium may be any available media that can be accessed by a general purpose or special purpose computer.
• the computer readable medium may comprise RAM, ROM, EEPROM ⁇ CD-ROM or other optical disk storage device, disk storage device Or other magnetic storage device, or any other medium that can be used to carry or store the required program code in the form of an instruction or data structure and that can be accessed by a general purpose or special purpose computer or a general purpose or special purpose processor. Also, any connection is properly termed a computer-readable medium.
• a magnetic disk and an optical disk include a compact disk (CD), a laser disk, an optical disk, a digital versatile disk (DVD), a floppy disk, a Blu-ray disk, in which a disk generally reproduces data magnetically, and an optical disk optically reproduces data using a laser. . Combinations of the above should also be included within the scope of computer readable media.
• a person skilled in the art may understand that all or part of the steps of implementing the above embodiments may be completed by hardware, or may be instructed by a program to execute related hardware, and the program may be stored in a computer readable storage medium.
• the storage medium mentioned may be a read only memory, a magnetic disk or an optical disk or the like.

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• General Engineering & Computer Science (AREA)
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• 2013
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