Roaming Wireless Power Device for Dynamic RF Beam Steering

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Solution Overview

Problem

Existing wireless power delivery systems face challenges in efficiently transferring power to target devices at different locations and orientations, with potential obstructions affecting the path of energy transfer.

Innovation Solution

A roaming and articulating wireless power transfer device equipped with a wireless power generation unit, energy storage, a controller, and an electrically driven moving platform, which can navigate and adjust its orientation to maximize power transfer to target devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed wireless power generation unit is used, then the system structure is simple, but it cannot effectively deliver power to target devices at different locations and orientations

Engineering Contradiction:

Improveability to deliver power to different locations and orientationsVSAvoidsystem structure complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies the dynamics principle by making the wireless power generation unit mobile through an electrically driven moving platform, allowing it to change its position and orientation dynamically to deliver power to target devices at various locations and orientations, thereby resolving the contradiction between adaptability and structural simplicity

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system is segmented into multiple functional units including the wireless power generation unit, energy storage unit, controller, and moving platform, allowing each component to be optimized independently while working together to achieve versatile power delivery

Inventive Principle:

Principle #1Segmentation

2Adaptability or versatility

If the wireless power generation unit is made mobile to reach different devices, then adaptability improves, but the weight and energy consumption increase

Engineering Contradiction:

Improvemobility to reach different devicesVSAvoidenergy consumption for movement

Core Design Contradiction:

Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The energy storage unit is pre-charged before the mobile wireless power generation unit operates, allowing it to store sufficient energy to minimize frequent returns to charging stations and reduce overall energy consumption associated with movement and recharging cycles

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system incorporates autonomous navigation capabilities through sensors and controllers that enable the mobile power unit to automatically locate and navigate to target devices without human intervention, optimizing its movement paths to minimize energy consumption

Inventive Principle:

Principle #25Self-service

3Productivity

If the system prioritizes power delivery based on charge status, then power distribution efficiency improves, but the control system complexity increases

Engineering Contradiction:

Improvepower distribution efficiencyVSAvoidcontrol system complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The controller receives feedback from target devices regarding their charge status and uses this information to dynamically prioritize and adjust power delivery, optimizing power distribution efficiency while managing control complexity through automated decision-making algorithms

Inventive Principle:

Principle #23Feedback

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

The system effectively delivers wireless power to target devices by optimizing location and orientation, overcoming obstructions, and prioritizing power delivery based on device charge status or distance.

Implementation Method 1

A wireless power generation unit (GU) may include multiple RF sources and antennas... An RF energy focal point can be formed at a desired location where a target device is located. The RF energy may be captured using an energy recovery unit disposed in the target device.

Methodology Applied

Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Implementation Method 2

The recovery unit (RU) may have, among other components, measurement circuitry, processing and communication circuitry, and the like. An RU may utilize various means of power recovery, such as rectennas to collect the RF energy and convert it to DC energy.

Methodology Applied

Scientific EffectRectification: Rectenna

Data Source

PatentUS20250030276A1Adaptive roaming and articulating generating unit for wireless power transfer

Publication Date: 2025.01.23 GURU WIRELESS INC

AI summary

A wireless power delivery system includes, in part, a roaming and articulating wireless power transfer device. The roaming and articulating wireless power device includes, in part, a wireless power generation unit, an energy storage unit, a controller, and an electrically driven moving platform. The device further includes, in part, at least one RF transmitter or an array of RF transmitters adapted to radiate RF signals at the same frequency. The controller is adapted to control the phase of each RF transmitter independently. The array of RF transmitters may be foldable and expandable. The moving platform may include an inertia measurement, a GPS, bump sensors and proximity sensors. The device may further include a camera, and a wireless communication link via which the device establishes a two-way communication with a recovery unit being wirelessly powered.