Motion-Activated Cremation Urn With Integrated Video Memorial Display
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Solution Overview
Problem
Existing cremation urns lack an effective way to automatically and selectively display video images and audio content to memorialize a deceased person, often relying on manual activation or static displays.
Innovation Solution
A cremation urn with a display screen, audio speaker, and motion sensor that automatically activates video and audio files when motion is detected, allowing for programmable content and multiple operation modes, including always-on and motion-sensing modes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a display screen and audio speaker are added to the cremation urn, then the memorialization capability is improved, but the device complexity increases
Solution Approach 1:
The patent combines the display screen, audio speaker, motion sensor, and control circuit into an integrated cremation urn system. Multiple functional components (display, audio, sensing, control) are merged into a single unified device that serves both as a memorial container and an interactive memorialization system, resolving the contradiction by integrating rather than adding separate systems.
Solution Approach 2:
The cremation urn is designed to perform multiple functions: it serves as a traditional memorial container while simultaneously functioning as a display device, audio player, and motion-activated memorial system. This multi-functionality approach allows the single device to provide enhanced memorialization capabilities without requiring separate dedicated systems for each function.
2Adaptability or versatility
If the display screen is always on to show video content, then the memorialization experience is improved, but the energy consumption increases
Solution Approach 1:
The display screen operates periodically rather than continuously - it activates only when the motion sensor detects movement in the vicinity and remains active only during that period. This periodic operation mode allows the system to provide an enhanced memorialization experience when needed while consuming minimal energy during idle periods, directly resolving the energy consumption contradiction.
Solution Approach 2:
The motion sensor provides feedback about the presence of visitors to the control circuit, which then adjusts the display and audio system operation accordingly. This feedback mechanism enables the system to automatically activate memorialization features when visitors are present and deactivate them when no one is around, optimizing the balance between experience quality and energy consumption.
3Extent of automation
If a motion sensor is added to detect visitors, then the automated activation is improved, but the device complexity increases
Solution Approach 1:
The motion sensor enables the system to automatically detect and respond to visitor presence without requiring manual intervention. The system serves itself by autonomously activating the display and audio features when motion is detected and deactivating them when no motion is present, achieving automated activation while keeping the control logic relatively simple through self-service operation.
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 an interactive and dynamic memorialization experience by automatically displaying video and audio content when someone approaches, enhancing the emotional connection with the deceased without manual intervention.
Implementation Method 1
The motion sensor is electrically coupled to the control circuit and is programmed to detect motion within a region in front of the motion sensor
Data Source
AI summary
A cremation urn for housing cremation remains and displaying video images includes a container for containing cremation remains. A display screen is mounted to a perimeter wall of the container, and a control circuit being electrically coupled to the display screen is programmable with video files to be displayed on the display screen. A motion sensor is also attached to the perimeter wall which activates the control circuit to display video files on the display screen when the motion sensor detects motion within a region in front of the motion sensor.


