Mobile RF Site Mapping for Private Network Access Point Placement

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Solution Overview

Problem

The high cost and expertise required for conventional RF site analysis to determine optimal access point placement in private wireless networks, leading to inefficient network performance and user experience issues.

Innovation Solution

A system and method using RF transmitter and receiver devices for autonomous site analysis, enabling consumers to map wireless network access points by collecting RF signal characteristics, allowing for autonomous or user-assisted navigation and data collection to generate an access point installation map.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional manual site analysis by RF site design expert is performed, then network coverage and performance are optimized, but cost increases significantly (up to $2,000) and requires significant training and expertise

Engineering Contradiction:
Improvenetwork coverage and performanceVSAvoidexpertise and training requirement
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent enables consumers to perform their own site analysis using automated tools. The system includes a mobile device with RF signal measurement capabilities that allows users to autonomously conduct site surveys, map transmission characteristics, and generate AP installation maps without requiring expert intervention. This self-service approach maintains reliable network planning while eliminating the need for expensive expert services.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical manual measurement process with automated electronic systems. Instead of requiring experts to physically measure and analyze RF signals manually, the system uses automated RF signal transmission and measurement devices that electronically capture, process, and analyze transmission characteristics to generate AP placement recommendations.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Device complexity

If automated tools are used for site analysis, then cost is reduced and consumer accessibility is improved, but measurement precision and accuracy may be compromised

Engineering Contradiction:
Improvecost and accessibilityVSAvoidAP transmission characteristic measurement accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system incorporates feedback mechanisms where the mobile device continuously measures RF signal transmission characteristics, compares them against predefined criteria, and provides real-time feedback on data collection progress. The command device receives measurement data, validates it against minimum criteria, and guides the collection process to ensure sufficient accuracy for generating reliable AP installation maps.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary actions by pre-configuring measurement criteria, minimum data set requirements, and automated navigation paths before the site survey begins. The command device is pre-programmed with the minimum criteria for acceptable measurements, ensuring that the automated collection process targets specific accuracy thresholds without requiring expert judgment during execution.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If comprehensive site survey and analysis is conducted to ensure comprehensive coverage, then network performance is improved, but time required for analysis increases

Engineering Contradiction:
Improvecomprehensive coverageVSAvoidsite analysis time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements continuous automated measurement and data collection throughout the site survey process. The mobile device continuously transmits RF signals and measures transmission characteristics at multiple locations without interruption, while the command device continuously processes data and updates the AP installation map in real-time, eliminating idle time between measurement and analysis.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system performs preliminary actions by pre-establishing measurement criteria, navigation paths, and data collection protocols before the survey begins. The command device is pre-configured with minimum data set criteria and automated navigation guidance, allowing the field team to follow predetermined efficient paths that ensure comprehensive coverage while minimizing overall survey time.

Inventive Principle:
Principle #10Preliminary action

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

Reduces the cost and complexity of site analysis, enabling consumers to optimize access point placement, improving network coverage and performance while broadening the market for private wireless network installations.

Implementation Method 1

Each of the two or more devices is configured to sequentially transmit an RF signal of a form typically transmitted by an AP to the other T/R device, which measures the received RF signal as an indication of the wireless transmission characteristics of RF signals transmitted between them

Methodology Applied
Scientific EffectRadio frequency signal propagation: Electromagnetic Induction

Data Source

PatentUS20250287220A1System and method for assisted RF site analysis
Publication Date: 2025.09.11 DISH NETWORK LLC
  • US20250287220A1 patent drawing
  • US20250287220A1 patent drawing
  • US20250287220A1 patent drawing

AI summary

A system and method for assisted private network access point placement includes two or more devices equipped with radio frequency (RF) transmitter and receiver functionality. These devices (T/R devices) are capable of movement throughout various locations within a site to measure the transmission characteristics of RF signals, thereby determining optimal wireless network access point placement. The system further includes a command device configured to direct the T/R devices' location placement within the site. The command device is programmed with criteria for assessing whether a data set representative of wireless network access point characteristics meets predetermined minimum requirements.