Compact Lithium Battery Booster With Wireless Charging and Jump Start
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing battery boosters are large, heavy, and cumbersome, and there is a need for a compact, multifunctional lithium ion battery booster with wireless charging capabilities.
Innovation Solution
A portable power pack featuring a rechargeable lithium ion battery, wireless charging coil, power management circuit, USB port, DC port, and LED flashlight, capable of wirelessly charging devices and jump-starting vehicles through electromagnetic induction or magnetic resonance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If traditional lead acid battery boosters are used, then sufficient power for jump starting vehicles is achieved, but the device becomes large, heavy, and cumbersome
Solution Approach 1:
The patent changes the battery chemistry from lead acid to lithium ion, which fundamentally alters the energy density parameter. Lithium ion batteries provide approximately 2-3 times the energy density of lead acid batteries, enabling the same power output in a significantly lighter and more compact form factor. This parameter change resolves the contradiction by maintaining sufficient jump starting power while dramatically reducing weight and size.
Solution Approach 2:
The patent employs composite material strategies by integrating multiple functional components into a unified system: lithium ion battery cells, wireless charging coils, LED flashlight components, and control circuitry are combined into a single multifunctional device. This composite approach consolidates what would traditionally require separate devices, reducing overall weight and complexity while maintaining all necessary functions including vehicle jump starting.
2Adaptability or versatility
If traditional battery boosters are used, then vehicle jump starting capability is provided, but the device lacks additional functionality and portability
Solution Approach 1:
The patent implements universality by designing a single power pack that performs multiple functions: vehicle jump starting through DC port, wireless charging of electronic devices through electromagnetic induction, wired charging through USB ports, and emergency lighting through LED flashlight. This multi-functional design eliminates the need for separate devices, resolving the contradiction by increasing adaptability while managing system complexity through integrated circuit control.
Solution Approach 2:
The patent merges previously separate functions into a single unified device. The power management circuit integrates control for battery charging, power distribution to multiple outputs, wireless charging coordination, and LED control. This consolidation approach increases versatility while the integrated circuit architecture manages complexity by providing centralized control rather than separate independent systems.
3Ease of operation
If wireless charging capability is added, then convenience for charging electronic devices is improved, but energy management complexity increases
Solution Approach 1:
The wireless charging function operates through electromagnetic induction that automatically activates when a compatible device is placed near the power pack. The system self-regulates the charging process through the power management circuit, which monitors and controls power transfer without requiring user intervention. This self-service approach improves ease of operation while the automated control reduces the burden on users despite the underlying circuit complexity.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Provides a compact, efficient, and versatile solution for charging electronic devices and jump-starting vehicles, offering convenience and reliability without the bulk of traditional battery boosters.
Implementation Method 1
a wireless charging coil positioned in or on the housing and configured to wirelessly couple with an external wireless charging coil of an external device through electromagnetic induction in accordance with the Qi wireless power transfer standard
Implementation Method 2
a rechargeable lithium battery positioned in the housing
Implementation Method 3
a light emitting diode (LED) flash light powered by said rechargeable lithium battery
Data Source
AI summary
A portable power pack having a housing, a rechargeable lithium battery positioned in the housing, a liquid crystal display (LCD), a wireless charging coil, a light emitting diode (LED) flash light, a universal serial bus (USB) port, a direct current (DC) port, and a power management circuit. The LCD can be positioned on the housing and configured to display a status of the portable power pack. The wireless charging coil can be positioned in or on the housing and configured to wirelessly couple with an external wireless charging coil of an external device through electromagnetic induction in accordance with, for example, the Qi wireless power transfer standard. The USB port supplies a charging current to charge a portable electronic device, while the DC port supplies a starting current to jump start an engine of a vehicle that is electrically coupled with an external battery. The power management circuit operatively coupled to the wireless charging coil and the rechargeable lithium battery and configured to output the charging current or the starting current.