Interface and communication protocol for a mobile device with a smart battery
First Claim
1. A mobile communication device comprising:
- a main processor for controlling operation of the mobile communication device;
a smart battery coupled to the main processor for providing supply power to the mobile communication device, the smart battery comprising a battery processor for controlling operation of the smart battery and communicating with the main processor, and a battery module having one or more batteries for providing the supply power; and
a battery interface coupled between the main processor and the battery processor for providing communication therebetween, wherein the battery interface comprises;
a data communication line and protection circuitry comprising an RC network that protects the main processor from electrostatic discharge; and
first and second tri-state buffers that are coupled between the RC network and the main processor and configured to receive enable/disable control signals to aid in resolving voltage compatibility issues between the main processor and the battery processor.
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Abstract
Various embodiments are described herein for a mobile communication device that utilizes a smart battery. The mobile device includes a main processor for controlling the operation of the mobile communication device. The smart battery is coupled to the main processor and provides supply power. The smart battery includes a battery processor for controlling the operation of the smart battery and communicating with the main processor, and a battery module having one or more batteries for providing the supply power. A battery interface is provided for coupling between the main processor and the battery processor for providing communication therebetween. The battery interface comprises a data communication line and protection circuitry for protecting the main processor from electrostatic discharge. A communication protocol is also provided for communication between the main processor and the battery processor.
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Citations
20 Claims
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1. A mobile communication device comprising:
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a main processor for controlling operation of the mobile communication device; a smart battery coupled to the main processor for providing supply power to the mobile communication device, the smart battery comprising a battery processor for controlling operation of the smart battery and communicating with the main processor, and a battery module having one or more batteries for providing the supply power; and a battery interface coupled between the main processor and the battery processor for providing communication therebetween, wherein the battery interface comprises; a data communication line and protection circuitry comprising an RC network that protects the main processor from electrostatic discharge; and first and second tri-state buffers that are coupled between the RC network and the main processor and configured to receive enable/disable control signals to aid in resolving voltage compatibility issues between the main processor and the battery processor. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A battery for providing supply power to a mobile communication device, the mobile communication device comprising:
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a main processor for controlling operation of the mobile communication device; and the battery configured to be coupled to the main processor, the battery comprising a battery processor for controlling operation of the battery and communicating with the main processor; and
a battery module having one or more batteries for providing power; anda battery interface that is able to be coupled between the main processor and the battery processor for providing communication therebetween, wherein the battery interface comprises; a data communication line and protection circuitry comprising an RC network that protects the main processor from electrostatic discharge when the battery is coupled to the mobile communication device; and first and second tri-state buffers that are coupled between the RC network and the main processor and configured to receive enable/disable control signals to aid in resolving voltage compatibility issues between the main processor and the battery processor. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. A mobile communication device comprising:
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a main processor for controlling operation of the mobile communication device; a smart battery coupled to the main processor for providing supply power to the mobile communication device, the smart battery comprising a battery processor for controlling operation of the smart battery and communicating with the main processor, and a battery module having one or more batteries for providing the supply power; and a battery interface coupled between the main processor and the battery processor for providing communication therebetween, wherein the battery interface comprises; a data communication line and RC network means for protecting the main processor from electrostatic discharge; and first and second tri-state buffers that are coupled between the RC network and the main processor and configured to receive enable/disable control signals to aid in resolving voltage compatibility issues between the main processor and the battery processor.
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20. A battery for providing supply power to a mobile communication device, the mobile communication device comprising a main processor for controlling the operation of the mobile communication device, and the battery configured to be coupled to the main processor, the battery comprising:
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a battery processor for controlling operation of the battery and communicating with the main processor; a battery module having one or more batteries for providing power; and a battery interface that is able to be coupled between the main processor and the battery processor for providing communication therebetween, wherein the battery interface comprises a data communication line and RC network means for protecting the main processor from electrostatic discharge when the battery is coupled to the mobile communication device; and
first and second tri-state buffers that are coupled between the RC network and the main processor and configured to receive enable/disable control signals to aid in resolving voltage compatibility issues between the main processor and the battery processor.
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Specification