RF Switch External Location Engine Integration

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Solution Overview

Problem

Existing RF devices lack an efficient method to locate wireless assets across various RF technologies and protocols, as they often require compatibility with multiple standards and protocols, making it difficult to integrate and manage diverse wireless assets within a network.

Innovation Solution

An RF switch is designed to communicate with an external location engine, receiving notifications and input variables to determine the location of wireless assets, and query the engine for location data, supporting various RF technologies and protocols through modular and scalable infrastructure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If RF devices are designed to support multiple RF technologies and protocols, then compatibility with diverse wireless assets is improved, but device complexity increases

Engineering Contradiction:
Improvecompatibility with diverse wireless assetsVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces an external location engine as an intermediary component that handles the complexity of supporting multiple RF technologies and protocols. The RF switch acts as a mediator between wireless assets and the location engine, routing communication through this external entity that specializes in multi-protocol compatibility. This allows the core RF switch to remain relatively simple while still achieving broad compatibility through the intermediary's capabilities.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent extracts the location engine functionality from the RF switch itself and places it in an external device. By taking out the complex multi-protocol handling and location processing functions from the core switch, the RF device can maintain simpler architecture while still achieving compatibility with diverse wireless assets through the external location engine's specialized capabilities.

Inventive Principle:
Principle #2Taking out (Extraction)

2Measurement precision

If an external location engine is integrated into the network, then location tracking capability is improved, but system complexity increases

Engineering Contradiction:
Improvelocation tracking capabilityVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The location engine serves as a specialized intermediary that handles all location tracking operations externally. The RF switch communicates with this external location engine through standardized interfaces, allowing precise location tracking to be achieved without embedding complex location processing logic within the switch itself. The mediator pattern isolates the complexity of location algorithms and multi-protocol support in the external engine.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The external location engine is designed as a universal component that can handle location tracking for multiple types of wireless assets across different RF technologies. By creating a single multi-functional external engine rather than embedding separate location logic in each RF device, the system achieves comprehensive location capability while centralizing and managing complexity in one external component.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Measurement precision

If the RF switch queries multiple external location engines, then location data accuracy is improved, but communication time increases

Engineering Contradiction:
Improvelocation data accuracyVSAvoidcommunication time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by maintaining ready-state connections and cached location data for multiple external location engines. When location tracking is needed, the RF switch can quickly query pre-established connections without the overhead of initiating new communication channels. Location data is pre-fetched or cached where possible, reducing the actual query time while still benefiting from multiple data sources for improved accuracy.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback mechanisms where location data from multiple external engines is continuously monitored and compared. Once accurate location data is obtained from any queried engine, the system receives feedback to stop further queries. This feedback-driven approach ensures location accuracy through multiple sources while minimizing communication time by terminating the query process as soon as sufficient accurate data is received.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS7983212B2Integration of external location engine using switch
Publication Date: 2011.07.19 SYMBOL TECHNOLOGIES LLC
  • US7983212B2 patent drawing
  • US7983212B2 patent drawing
  • US7983212B2 patent drawing

AI summary

An RF switch is provided. The RF switch includes a processor adapted for communication with an external location engine. The processor is configured to receive notification regarding a status of a wireless asset, receive a plurality of input variables associated with the wireless asset, determine whether the wireless asset is associated with the external location engine, and if the wireless asset is associated with the external location engine, query the external location engine for location data associated with the wireless asset.