Sliding Wireless Charging Control for Coil Alignment Stability
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Solution Overview
Problem
Efficient management of power in electronic devices is crucial, especially during wireless charging, as executing functions associated with physical movement or position displacement can disrupt or reduce the efficiency of wireless charging operations.
Innovation Solution
An electronic device with a sliding housing and wireless charging coil that identifies designated events and temporarily restricts functions causing physical movement or position displacement during charging, using sensors and processors to manage the wireless charging process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If functions causing physical movement or position displacement are executed during wireless charging, then device functionality and user interaction are enhanced, but wireless charging efficiency and stability deteriorate due to misalignment or deviation
Solution Approach 1:
The system proactively identifies designated events that may cause physical movement or position displacement before they occur, and preemptively restricts the execution of corresponding functions. This preliminary anti-action prevents misalignment or deviation from occurring in the first place, thereby maintaining wireless charging stability while preserving the ability to execute functions when safe
Solution Approach 2:
The system dynamically adjusts function availability based on real-time wireless charging state. Functions that may cause physical movement are conditionally restricted only when designated events are identified, rather than being permanently disabled. This dynamic approach maintains charging reliability while preserving device adaptability and user interaction capabilities when conditions permit
2Productivity
If functions causing physical movement or position displacement are restricted during wireless charging, then wireless charging efficiency and stability are improved, but device functionality and user interaction are reduced
Solution Approach 1:
The system applies preliminary anti-action by identifying designated events in advance and preemptively restricting functions that may cause misalignment. This prevents charging efficiency degradation before it occurs, while the conditional nature of the restriction ensures functions remain available when they will not interfere with charging
Solution Approach 2:
The system changes the operational parameters of affected functions based on wireless charging state. When designated events are identified, the system modifies the execution state of specific functions (restricting them temporarily), and restores normal operation when charging conditions are stable. This parameter adjustment resolves the contradiction by adapting function availability to charging requirements
3Reliability
If the electronic device monitors and restricts functions during wireless charging, then charging stability is improved, but device complexity increases due to additional sensors and control mechanisms
Solution Approach 1:
The system achieves multi-functionality by utilizing existing sensors and processors for dual purposes: their original functions plus wireless charging state monitoring. By making existing components serve multiple functions, the system improves charging stability without proportionally increasing device complexity, as the same hardware resources are leveraged for both general operation and charging-specific control
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
Stabilizes wireless charging by temporarily restricting functions that cause misalignment or deviation, ensuring efficient power transfer and reducing interruptions.
Implementation Method 1
an electronic device may support wireless charging for a battery of an external electronic device by wirelessly transmitting power signals to the external electronic device using an internal coil
Implementation Method 2
an electronic device may perform wireless charging for an internal battery thereof by wirelessly receiving power signals from an external electronic device using an internal coil
Data Source
AI summary
An electronic device includes: a housing including a first housing, and a second housing coupled to the first housing and configured to be slidable relative to the first housing; a wireless charging coil in a region of the housing; at least one processor; and memory storing instructions, where the instructions, when executed by the at least one processor, are configured to cause the electronic device to: perform a wireless charging operation with an external electronic device using the wireless charging coil; identify an occurrence of a designated event, during the wireless charging operation; and based on identifying the occurrence of the designated event, restrict, for at least a portion of the wireless charging operation, execution of at least one function corresponding to the designated event, and where the at least one function is configured to cause a movement of at least part of the electronic device.