# US 12,191,691 B2 · Auxiliary power case > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 12,191,691 B2 - Document ID: US12191691B2 - Status: Granted - Kind: B2 - Application number: 17/530,630 - Filed: 2021-11-19 - Published: 2023-05-25 - Granted: 2025-01-07 - Earliest claimed: 2021-11-19 - Assignees: Lenovo (Singapore) Pte. Ltd. - Applicants: Lenovo (Singapore) Pte. Ltd - Inventors: Mounika Vanka; Saba Shah - Web page: https://patentgrep.com/patent/US12191691B2 ## CPC - H02J 7/731: {specially adapted for holding portable devices containing batteries (H02J7/751 takes precedence)} - G06F 1/1632: {External expansion units, e.g. docking stations} - G06F 1/1635: {Details related to the integration of battery packs and other power supplies such as fuel cells or integrated AC adapter} - G06F 1/263: {Arrangements for using multiple switchable power supplies, e.g. battery and AC (G06F1/30 takes precedence)} - H02J 7/342: {The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging (with circuits for polarity protection H02J7/68)} - H02J 7/35: with light sensitive cells - H02J 7/84: Control of state of health [SOH] - H02J 50/10: using inductive coupling - H02J 50/80: involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices - H02G 11/02: using take-up reel or drum - H02J 2101/24: Photovoltaics - H02J: ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) - H02G: INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES ## Abstract An auxiliary power case can include a frame; a panel coupled to the frame, where the panel defines at least a portion of a recess; a rechargeable battery disposed at least in part in the recess; and a power interface operatively coupled to the rechargeable battery. ## Claims ### Claim 1 An auxiliary power case comprising: a frame; a panel coupled to the frame, wherein the panel defines at least a portion of a recess; a rechargeable battery disposed at least in part in the recess; a power interface operatively coupled to the rechargeable battery; and control circuitry operatively coupled to the power interface, wherein the control circuitry operates according to triggers, wherein the triggers comprise triggers set via fields of a graphical user interface that control delivery of power via the power interface and triggers that control charging of the rechargeable battery, and wherein the triggers that control delivery of power comprise at least one application specific trigger that responds to receipt of a signal indicating execution of a corresponding application. ### Claim 2 (depends on 1) The auxiliary power case of claim 1, wherein the frame comprises a computing device housing coupling. ### Claim 3 (depends on 1) The auxiliary power case of claim 1, wherein the frame comprises at least one resilient member. ### Claim 4 (depends on 1) The auxiliary power case of claim 1, wherein the power interface comprises a wireless power transmission interface. ### Claim 5 (depends on 1) The auxiliary power case of claim 1, wherein the control circuitry, responsive to receipt of a signal associated with one of the triggers that control delivery of power, energizes the power interface for transmission of power from the rechargeable battery. ### Claim 6 (depends on 5) The auxiliary power case of claim 5, wherein the signal associated with one of the triggers that control delivery of power indicates a power status of a computing device. ### Claim 7 (depends on 6) The auxiliary power case of claim 6, wherein the power status of the computing device corresponds to a power demand level. ### Claim 8 (depends on 6) The auxiliary power case of claim 6, wherein the power status of the computing device corresponds to a battery health status. ### Claim 9 (depends on 8) The auxiliary power case of claim 8, wherein the control circuitry energizes the power interface for transmission of a level of power from the rechargeable battery that corresponds to the battery health status. ### Claim 10 (depends on 1) The auxiliary power case of claim 1, wherein the at least one application specific trigger corresponds to an application that performs video rendering, wherein the application that performs video rendering comprises a media application, a gaming application, or a computer aided design application. ### Claim 11 (depends on 1) The auxiliary power case of claim 1, comprising a display. ### Claim 12 (depends on 11) The auxiliary power case of claim 11, wherein the display is operatively coupled to the power interface for receipt of data. ### Claim 13 (depends on 12) The auxiliary power case of claim 12, wherein the power interface comprises a coil that receives the data wirelessly. ### Claim 14 (depends on 1) The auxiliary power case of claim 1, comprising a cable. ### Claim 15 (depends on 14) The auxiliary power case of claim 14, comprising a cable recess for storage of the cable. ### Claim 16 (depends on 1) The auxiliary power case of claim 1, comprising at least one solar cell. ### Claim 17 (depends on 1) The auxiliary power case of claim 1, wherein the rechargeable battery is removably replaceable without decoupling the frame from a computing device housing. ### Claim 18 (depends on 1) The auxiliary power case of claim 1, comprising at least one permanent magnet. ### Claim 19 A system comprising: a computing device that comprises a dedicated battery, a housing, a display, display circuitry, and a first interface; and an auxiliary power case that comprises a frame removably attachable to the housing, a rechargeable battery, control circuitry and a second interface operatively coupled to the rechargeable battery and the control circuitry, wherein the control circuitry operates according to triggers, wherein the triggers comprise triggers set via fields of a graphical user interface that control delivery of power via the second interface and triggers that control charging of the rechargeable battery, and wherein the triggers that control delivery of power comprise at least one application specific trigger that responds to receipt of a signal indicating execution of a corresponding application by the computing device. ### Claim 20 (depends on 19) The system of claim 19, wherein the graphical user interface is renderable to the display via the display circuitry.