WO2015186999A1 - Système et procédé pour source d'énergie sécurisée - Google Patents

Système et procédé pour source d'énergie sécurisée Download PDF

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Publication number
WO2015186999A1
WO2015186999A1 PCT/MY2015/000043 MY2015000043W WO2015186999A1 WO 2015186999 A1 WO2015186999 A1 WO 2015186999A1 MY 2015000043 W MY2015000043 W MY 2015000043W WO 2015186999 A1 WO2015186999 A1 WO 2015186999A1
Authority
WO
WIPO (PCT)
Prior art keywords
power source
electronic device
source system
portable power
key
Prior art date
Application number
PCT/MY2015/000043
Other languages
English (en)
Inventor
Hafez Nawi AHMAD
Santosh Palai SMRUTI
V. Bautista EDWARD, Jr
Chieu Yin @ Chee Chieu Yin CHIA
Prasad DEVI
Original Assignee
Mimos Berhad
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
Application filed by Mimos Berhad filed Critical Mimos Berhad
Publication of WO2015186999A1 publication Critical patent/WO2015186999A1/fr

Links

Classifications

    • 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
    • H01M10/44—Methods for charging or discharging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
    • 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
    • H01M10/4221—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells with battery type recognition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/572—Means for preventing undesired use or discharge
    • H01M50/574—Devices or arrangements for the interruption of current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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 relates generally to a portable power source for a portable electronic device, and more particularly, to a secured portable power source system and method that only charges designated manufacturer portable electronic device through an interface.
  • Portable electronic devices are popular devices used by individuals for communication, to store data, viewing and listening to media and for other entertainment purposes.
  • the extensive use of the portable electronic devices may cause the devices consume a high amount of power during the use and therefore the devices require frequent recharging and must be supplied with supplementary power from time to time.
  • the ability to draw electrical power from any readily available power source has become essential.
  • the present invention discloses a system and method for a secured portable power source by adding exclusivity and security features by ensuring that it should only accept designated manufacturer' s electronic device or devices to be charged. Manufacturers could also prevent their products from being used with counterfeited power source. In addition, the invention enables the users to protect their portable power source from being used without their permission.
  • embodiments herein provide a system and method for a secured power source system for portable electronic devices.
  • a secured portable power source system comprises a rechargeable battery, an input connector operatively connected to the rechargeable battery for providing an electrical power input for an external power supply to charge the rechargeable battery in a charging mode via an interface, an output connector operatively connected to the rechargeable battery for providing an electrical power supply from the rechargeable battery to a portable electronic device connected to the system in a discharging mode via an interface, a controller that provides command signals, execute control instructions and to carry out operations associated with the charging and discharging mode, a circuit breaker unit connected to the controller to connect and disconnect the electrical connection between the battery and output connector based on the signal provided from the controller, a key authenticator module for generating security key and validating that the portable power source system is associated with the particular electronic device during an initiating action, and a wireless authenticator module for generating security key and authorizing the portable power source system to be associated with a similar particular electronic device during a requesting action by an authorized particular electronic device via wireless medium.
  • the interfaces of the input and output connectors are Universal Serial Bus (USB) interfaces and the portable electronic device is a smart phone.
  • USB Universal Serial Bus
  • a method of operating a secured portable power source system comprises the steps of identifying the state of connectors of the power source system, generating security key in response to an initiating action and authenticating that the portable power source system is associated with a particular electronic device for charging, and generating security key in response to a requesting action by an authorized particular electronic device via wireless medium and authorizing the portable power source system to be associated with a similar particular electronic device for charging .
  • the step of identifying the state of the connectors of the power source system is in charging mode, discharging mode or idle state.
  • the method includes the steps of activating a circuit breaker unit momentarily, sending the security key to the connected electronic device that includes a corresponding application, generating acknowledgement key by the application if the information of the security key matched with the portable electronic device or generating not acknowledge key if the information is not matched, and validating the key provided by the portable electronic device and sending signal to keep the circuit breaker unit activated if an acknowledgement key is received or to deactivate the circuit breaker unit if a not acknowledge key is received.
  • the step of generating security key in response to a requesting action includes the steps of sending request key from a portable electronic device to the controller of the system for authorizing the charging of a connected similar particular electronic device, and validating the request key and sending signal to activate circuit breaker unit if the request is sent from an authorized electronic device or to deactivate said circuit breaker unit if the request is sent from an unauthorized electronic device.
  • Figure 1 shows a block diagram illustrating an overview of a portable power source system in accordance with the present invention
  • Figure 2 depicts a flow chart showing the operation of the portable power source system of the present invention
  • Figure 3 illustrates a packet format sent from the portable power source system to the portable electronic device
  • Figure 4 is an acknowledgement packet sent by the portable electronic device to the power source system
  • Figure 5 shows a Not Acknowledgement (NACK) packet sent the portable electronic device to the power source system.
  • NACK Not Acknowledgement
  • FIG. 1 is a block diagram illustrating an overview of a portable power source system (10) constructed in accordance with the present invention.
  • the portable power source system (10) of the present invention typically comprises a housing for receiving all electronic components fixed therein.
  • the portable power source system (10) includes a rechargeable battery (11) for use as a power source for charging the rechargeable batteries of portable electronic devices, such as mobile phones.
  • the portable power source system (10) contains an input connector (12) which is interfaced with a
  • USB Universal Serial Bus
  • the rechargeable battery (11) can be recharged by connecting the portable power source system (10) to an external power supply, such as a wall socket, a computer, a car power outlet or an airplane power outlet, using a connector (not shown) such as a cable, attached to the input connector (12) of the portable power source system (10) .
  • the portable power source (10) can be configured to connect to either a direct current (DC) or alternating current (AC) voltage power supply.
  • the input connector (12) is connected to the rechargeable battery (11) of the portable power source system (10) through a power control unit (13) for monitoring and controlling battery charging process as well as preventing battery from overcharging by controlling the amount of charging current to charge the battery. It also provides means for protecting the battery (11) from over- voltage, over-current and over-temperature conditions.
  • the power is output from the portable power source system' s battery (11) by means of an output connector (14) which is also interfaced with a USB port to the portable electronic device requiring charging in a discharging mode.
  • the output connector (14) may transmit data to the connected portable electronic device.
  • the output connector (14) is connected to the rechargeable battery (11) of the portable power source system (10) through a circuit breaker unit (16) which is used as a switch to connect and disconnect the power supply from the rechargeable battery (11) to the connected portable electronic device.
  • the portable power source system (10) is managed by a controller (15), which provides command signals, execute control instructions and to carry out operations associated with charging and discharging mode.
  • the controller (15) is intended to control the entire operation of the portable power source system (10) , therefore all other electronic components are in electrical connection with the controller (15) .
  • the portable power source system (10) of the present invention also includes a key authenticator module (18) which generates security key and validates only security keys from the connected portable electronic device specific to the designated manufacturer device and a wireless authenticator module (19) which validates security keys only from the portable electronic device specific to the designate manufacturer device via Wi-Fi, Bluetooth and near field communication (NFC) .
  • the electrical components of the portable power source system (10) may also include a memory (17) such as flash memory unit for general storage and transfer of data when needed.
  • the portable electronic devices may include mobile phones, smart phones, wireless communication devices, wireless handsets, music player, tablet computer or other portable devices having rechargeable battery.
  • the portable power source system (10) includes an on/off button or switch for activating and deactivating the system (10) .
  • the power source system (10) may be operated without the on/off button in which it can be turned on when the electronic device needing charging is plugged into the power source system (10) .
  • the portable power source system (10) is actuated to an "on" position by switching the power button in first step (20) .
  • the system (10) will then identify the state of the connectors (12, 14) and if the connectors (12, 14) are not being used, then the system (10) will be in idle state (21) . If an external power supply is connected (24) to the power source system (10) via the input connector (12), the power control unit (13) will check the voltage supply range of the power supply. If it is within the acceptable operating rating, then the system (10) will then enter into charging mode (22) in which the rechargeable battery (11) of the system (10) gets charged (25) . During the charging of the rechargeable battery (11), the power control unit (13) monitors the battery's voltage, temperature and time under charge for optimum charge efficiency and terminates the charging (29) when the battery (11) is fully charged.
  • the controller sends an authentication packet (31) which is fetched from the key authenticator module (18), to the portable electronic device which includes a corresponding application, such as a smart phone device.
  • the packet is encrypted first by the controller (15) before it is sent as USB payload to the portable electronic device.
  • Figure 3 shows the packet format that comprises manufacturing (MFG) ID (41), Device ID (42), Security Key (43) and Command (44) fields .
  • the mobile application that runs on the portable electronic device processes the payload and decrypts it.
  • the mobile application will match the manufacturing (MFG) ID (41) and Device ID (42) of the packet with the stored MFG ID and Device ID in the portable electronic device. If they are matched, it creates an acknowledgement packet (32) that acknowledges the successful match of the IDs as shown in Figure 4. Otherwise, a Not Acknowledged (NACK) packet (46) is created as shown in Figure 5.
  • Figures 4 and 5 show both packets format to be sent to the portable power source system (10) via the output connector (14) .
  • user has an option to choose either the charging signal mode (27) or data access (Data R/W) mode (28) .
  • the controller (15) receives the replied authentication packet from the the electronic device, it will check (45) the packet types and also compare received IDs with the key authenticator module (18) for authentication (33) . If it is a NACK packet (46), the circuit breaker unit (16) is then turned off (34) and the system (10) will not enter into charging signal mode (27) or data access (Data R/W) mode (28) . Otherwise, the Command (47) field of the acknowledgement packet is checked (35) to determine the mode status (27, 28) . If it is a charging signal (27), then the portable electronic device is charged until it is fully charged (36) . If it is a data access signal (28), the controller (15) activates the Data R/W mode (37) in which user can do data transfer from the portable electronic device.
  • the circuit breaker unit (16) is turned off (34).
  • a user can configure his portable power source system (10) to charge only authorized similar system of portable electronic device by configuring the portable power source system (10) via wireless medium in requesting action.
  • the wireless medium of communication can be Wi- Fi, Bluetooth or NFC wireless technology standards.
  • a user can request the portable power source system (10) to charge the electronic device that is connected to the output connector (14) by sending a request packet via the mobile application in the electronic device to the portable power source system (10) .
  • the wireless authenticator module (19) then decrypts the packet and validates it. If the packet is a "request packet for charging" from an authorized electronic device, then the controller (15) will send a signal to the circuit breaker unit (16) to turn on for charging the portable electronic device connected to the output connector (14) of the portable power source system (10) .

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

La présente invention porte sur un système de source d'énergie portable (10) qui comprend une batterie rechargeable (11), un connecteur d'entrée (12), un connecteur de sortie (14), un dispositif de commande (15), une unité disjoncteur (16), un module d'authentification à clé (18) et un module d'authentification sans fil (19). Ledit système de source d'énergie portable (10) comprend en outre un procédé qui ne charge que le dispositif électronique portable désigné, par l'intermédiaire d'une interface et d'un procédé de celui-ci.
PCT/MY2015/000043 2014-06-05 2015-06-01 Système et procédé pour source d'énergie sécurisée WO2015186999A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MYPI2014001634 2014-06-05
MYPI2014001634 2014-06-05

Publications (1)

Publication Number Publication Date
WO2015186999A1 true WO2015186999A1 (fr) 2015-12-10

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PCT/MY2015/000043 WO2015186999A1 (fr) 2014-06-05 2015-06-01 Système et procédé pour source d'énergie sécurisée

Country Status (1)

Country Link
WO (1) WO2015186999A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10827655B2 (en) 2017-06-26 2020-11-03 Milwaukee Electric Tool Corporation Battery charger

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008182858A (ja) * 2007-01-26 2008-08-07 Ricoh Co Ltd 給電装置及び給電システム
JP2013074784A (ja) * 2011-09-29 2013-04-22 Nec Access Technica Ltd 給電制御システム、ルータ装置、給電制御方法、および給電制御プログラム
JP2014032634A (ja) * 2012-08-06 2014-02-20 Toshiba Corp 充電制御方法、充電制御プログラム、充電制御システム、コンピュータ
US20140117921A1 (en) * 2012-10-26 2014-05-01 Nokia Corporation Method, apparatus, and computer program product for optimized device-to-device charging

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008182858A (ja) * 2007-01-26 2008-08-07 Ricoh Co Ltd 給電装置及び給電システム
JP2013074784A (ja) * 2011-09-29 2013-04-22 Nec Access Technica Ltd 給電制御システム、ルータ装置、給電制御方法、および給電制御プログラム
JP2014032634A (ja) * 2012-08-06 2014-02-20 Toshiba Corp 充電制御方法、充電制御プログラム、充電制御システム、コンピュータ
US20140117921A1 (en) * 2012-10-26 2014-05-01 Nokia Corporation Method, apparatus, and computer program product for optimized device-to-device charging

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10827655B2 (en) 2017-06-26 2020-11-03 Milwaukee Electric Tool Corporation Battery charger
US11839066B2 (en) 2017-06-26 2023-12-05 Milwaukee Electric Tool Corporation Battery charger

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