Multi-Device Charging Interface for Unified Wireless Charge Status

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Solution Overview

Problem

Existing techniques for charging multiple electronic devices are cumbersome and inefficient, often requiring complex and time-consuming user interfaces that waste user time and device energy.

Innovation Solution

The implementation of a method and interface that allows for simultaneous wireless charging of multiple devices, where a primary device displays the charge status of both itself and secondary devices, reducing cognitive burden and conserving power by providing faster and more efficient charging indications.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If existing techniques are used to determine charge level of multiple devices, then charge status information can be obtained, but the process is complex and time-consuming requiring multiple key presses

Engineering Contradiction:
Improvecharge status informationVSAvoidtime to check charge status
Core Design Contradiction:
Loss of informationVSLoss of time

Solution Approach 1:

The patent combines multiple charge status indicators into a single unified display interface. Instead of requiring separate interactions to check each device's charge level, the system merges all charge status information into one visual presentation, allowing users to monitor multiple devices simultaneously through a single interface element.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent creates visual copies of charge status information through graphical representations. Each charged device is represented by a visual indicator (such as a battery icon or progress bar) that copies the essential charge level data in a simplified visual form, eliminating the need for multiple sequential checks.

Inventive Principle:
Principle #26Copying

2Loss of information

If existing techniques are used to monitor multiple charging devices, then charge status can be tracked, but device energy is wasted due to inefficient processes

Engineering Contradiction:
Improvecharge status trackingVSAvoiddevice energy
Core Design Contradiction:
Loss of informationVSLoss of energy

Solution Approach 1:

The system implements self-service monitoring where the charged devices automatically report their charge status to the displaying device without requiring active user intervention. This automatic status reporting mechanism allows continuous tracking while minimizing the energy and computational resources needed compared to active polling methods.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent establishes continuous charge status monitoring through persistent visual indicators that update in real-time. Rather than requiring periodic user-initiated checks that consume energy, the system maintains continuous information availability through efficient background processes that only activate when status changes occur.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of operation

If a simple display interface is used for multi-device charging, then user experience is improved, but charge status information for multiple devices cannot be effectively communicated

Engineering Contradiction:
Improveuser interface simplicityVSAvoidcharge status information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent segments charge status information into distinct visual elements for each device while maintaining a unified display. Each device's charge level is represented by separate visual indicators (such as individual battery icons or progress bars) that are clearly distinguished but presented together, allowing comprehensive information display without overwhelming the user interface.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system uses color variations to encode different charge status levels in a visually intuitive manner. By assigning different colors or color intensities to represent various charge states (such as green for full, yellow for partial, red for low), the patent communicates multiple devices' status information through simple visual cues that enhance ease of operation while preserving complete information.

Inventive Principle:
Principle #32Color changes

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

This approach enhances user experience by streamlining the charging process, reducing the time between battery charges, and minimizing energy waste through efficient power management and intuitive interface design.

Implementation Method 1

techniques for charging multiple electronic devices wirelessly

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS20240313554A1Multi-device charging user interface
Publication Date: 2024.09.19 APPLE INC
  • US20240313554A1 patent drawing
  • US20240313554A1 patent drawing
  • US20240313554A1 patent drawing

AI summary

The present disclosure generally relates to user interfaces for charging electronic devices. At a first device with a display, detect that at least one of the first device or a second device has entered a wireless charging state. In response to detecting that at least one of the first device or the second device has entered a wireless charging state, and in accordance with a determination that the first device and the second device are being wirelessly charged by the same wireless charging device, display, on the display, an indication of charge status for the second device.