Interactive Play Set With Passive RFID Tracking
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Solution Overview
Problem
Traditional play sets lack intelligence to track and interact with action figures and accessories, failing to provide personalized and dynamic play experiences that adapt to a child's interactions over time, without requiring battery-operated components or complex setup.
Innovation Solution
The integration of passive radio frequency identification (RFID) tags with a microprocessor-based system in play sets, allowing for real-time identification and tracking of action figures and accessories, enabling interactive play patterns and memory of past interactions, without the need for batteries or complex plugging in, using a wireless communication system with modulated radio frequency signals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If passive RFID tags are used for identification, then tracking precision and real-time detection are improved, but device complexity increases due to integration requirements
Solution Approach 1:
A microprocessor-based system serves as an intermediary between the passive RFID tags and the play set's control system. The microprocessor receives identification signals from multiple RFID tags, processes the data to determine play patterns, and generates appropriate feedback. This intermediary handles the complexity of coordinating multiple tags and translating their signals into meaningful play interactions, thereby maintaining tracking precision while managing system complexity centrally rather than distributing it across all components.
2Adaptability or versatility
If multiple play pieces are identified simultaneously, then adaptability and interactive capability are improved, but loss of information increases due to difficulty in tracking specific piece interactions
Solution Approach 1:
The system incorporates feedback mechanisms where the microprocessor continuously monitors RFID tag signals, tracks the sequence and combination of play pieces interacted with, and uses this information to adapt subsequent play patterns. The feedback loop ensures that each interaction is recorded and processed, maintaining accurate tracking of specific piece interactions even as multiple pieces are identified simultaneously. This enables the play set to remember and respond to individual play patterns while managing multiple pieces.
3Ease of operation
If wireless RFID communication is used, then ease of operation is improved by eliminating batteries, but use of energy increases due to continuous signal transmission requirements
Solution Approach 1:
The passive RFID tags are designed to be energized by the electromagnetic field generated by the RFID reader in the play set, eliminating the need for separate battery power sources in the tags themselves. The tags harvest energy from the reader's signal to power their identification circuitry and transmit their unique identifiers. This self-service approach allows the tags to operate without batteries, improving ease of operation, while the energy consumption is centralized in the reader system rather than distributed across all tags.
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 intelligent play sets that provide personalized and dynamic interactions, allowing children to program new play scenarios and receive feedback on their play, enhancing engagement and creativity while maintaining cost-effectiveness and simplicity.
Implementation Method 1
a play set that includes a RFID reader, and each play accessory includes a passive RFID tag, wherein a play accessory further includes a mechanism that controls a shield for the RFID tag to make it active or inactive
Implementation Method 2
passive Radio Frequency Identification ("RFID") technology has matured to become a cost effective wireless communication alternative for the identification, and tracking of action figures, and accessories in a play set
Data Source
AI summary
An interactive intelligent play set, method and apparatus, is disclosed which includes a principle toy, a plurality of action figures, and/or play accessories. An intelligent play set identifies and tracks action figures and/or play accessories used by a player during a play session, provides interactions based on the specific action figures, accessories, or combinations thereof, used by a player during game play, provides interactions based on the history of how a player has interacted with the set during previous play sessions, and/or enables a player to construct new interactions between the various play pieces of the play set, using basic interactions as building blocks.