Auxiliary Battery
First Claim
Patent Images
1. An adapter configured to couple an auxiliary battery for use with a portable device, the adapter comprising:
- a compartment to house the auxiliary battery;
a second set of contacts configured to selectively connect power contacts of the auxiliary battery to a third set of contacts and configured to isolate non-power contacts of the auxiliary battery from the portable device and from an OEM battery;
a fourth set of contacts configured to connect to the OEM battery further comprising power contacts and at least one contact for coupling of at least one authentication circuit with the portable device, wherein the third set of contacts is configured to connect with a first set of contacts of the portable device and the fourth set of contacts configured to connect with the OEM battery;
wherein the OEM battery further comprises the authentication circuit configured to authenticate the OEM battery with the portable device.
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Abstract
Disclosed is an adapter configured to couple an auxiliary battery for use with a portable device. The adapter is configured to house the OEM battery and the auxiliary battery. The power of the auxiliary battery is coupled in parallel to the OEM battery to extend the power capacity of the portable device. The adapter is further configured to isolate non-power contacts of the auxiliary battery from the portable device and from an OEM battery so as to avoid interference with any authentication circuits of the portable device or OEM battery.
11 Citations
20 Claims
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1. An adapter configured to couple an auxiliary battery for use with a portable device, the adapter comprising:
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a compartment to house the auxiliary battery; a second set of contacts configured to selectively connect power contacts of the auxiliary battery to a third set of contacts and configured to isolate non-power contacts of the auxiliary battery from the portable device and from an OEM battery; a fourth set of contacts configured to connect to the OEM battery further comprising power contacts and at least one contact for coupling of at least one authentication circuit with the portable device, wherein the third set of contacts is configured to connect with a first set of contacts of the portable device and the fourth set of contacts configured to connect with the OEM battery; wherein the OEM battery further comprises the authentication circuit configured to authenticate the OEM battery with the portable device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method for coupling an auxiliary battery to a portable device employing an OEM battery coupled to authentication circuitry, the method comprising:
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coupling power contacts of an auxiliary battery to the portable device in parallel with power contacts of the OEM battery; and isolating non-power contacts of the auxiliary battery from at least one of non-power contacts of the OEM battery or non-power contacts of the portable device. - View Dependent Claims (10, 11, 12)
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13. An adapter configured to couple an auxiliary battery for use with a portable device, the adapter comprising:
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a compartment means for housing the auxiliary battery; a second set of contact means for selectively connecting power contacts of the auxiliary battery to a third set of contact means and for isolating non-power contacts of the auxiliary battery from the portable device and from an OEM battery; a fourth set of contact means for connecting to the OEM battery further comprising, power contacts and at least one contact means for coupling of at least one authentication means for authenticating the OEM battery with the device, with the portable device, wherein the third set of contact meanss is configured to connect with a first set of contact means of the portable device and the fourth set of contact means for connecting with the OEM battery; and wherein the OEM battery further comprises the authetication circuit configured to authenticate the OEM battery with the portable device. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20)
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Specification