Phase-Modulated Wireless Charging Circuit for Long-Range Power Transfer
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Solution Overview
Problem
Current wireless charging technologies for communication devices are limited to short-range charging, making it difficult to efficiently power communication devices over long distances, especially in scenarios where geographical constraints and high costs are involved.
Innovation Solution
A communication apparatus comprising a phase adjustment circuit, a charging circuit, and antennas, which adjusts the phases of electromagnetic signals, converts them into electrical energy, and transmits them over long distances for power supply and charging.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If magnetic resonance or inductive charging is used for wireless charging, then charging is achieved, but the charging range is limited to short distances
Solution Approach 1:
The patent changes the fundamental parameter of electromagnetic wave type from non-radiating (inductive/magnetic resonance) to radiating (microwave frequency), enabling long-distance power transmission while maintaining charging effectiveness through frequency-based energy transfer optimization
2Adaptability or versatility
If wired power supply is used to power communication devices, then stable power supply is achieved, but deployment is limited by geographical environment and costs increase
Solution Approach 1:
The patent replaces the mechanical wired power supply system with a wireless electromagnetic energy transmission system, eliminating the need for physical power lines and enabling deployment in geographically constrained environments without increasing infrastructure costs
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
Enables long-distance wireless power supply and charging for communication devices, reducing the need for physical power lines, enhancing device mobility and installation flexibility, and lowering maintenance and deployment costs.
Implementation Method 1
a phase adjustment circuit, configured to adjust phases of electromagnetic signals
Implementation Method 2
a charging circuit, configured to convert the electromagnetic signals into electrical energy
Data Source
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AI summary
Embodiments of the present application provide a communication apparatus and a device comprising the communication apparatus. The communication apparatus comprises a phase modulation circuit, a charging circuit, and an antenna; the phase modulation circuit is configured to perform phase adjustment on an electromagnetic signal; the charging circuit is configured to convert the electromagnetic signal into electric energy; the antenna is configured to receive the electromagnetic signal; the antenna is connected to the phase modulation circuit, and the electromagnetic signal is transmitted to the phase modulation circuit by means of the antenna; and the antenna is connected to the charging circuit, and the electromagnetic signal is transmitted to the charging circuit by means of the antenna.