Satellite Navigation Circuit Exclusion Zone Compliance
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Solution Overview
Problem
Satellite navigation systems can be repurposed for military or unauthorized use, and commercial products with satellite navigation components can be resold in violation of laws, leading to proliferation concerns and revenue loss.
Innovation Solution
A circuit that includes a satellite navigation signal reception component, a navigation data deriving component, a non-volatile memory for storing encrypted exclusion zone boundaries, and a data control component that blocks output signals if the device is within an exclusion zone or if output is not permitted based on clock time, ensuring compliance with geographic restrictions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If satellite navigation components are made accessible and affordable, then commercial applications and productivity are improved, but the risk of military repurposing and weapons proliferation increases
Solution Approach 1:
The patent applies preliminary anti-action by pre-configuring the navigation device with geographic exclusion zones and time-based restrictions before the device can be misused. The system proactively prevents unauthorized access to precision navigation data in sensitive locations (e.g., nuclear facilities, military bases) and during restricted time periods, thereby countering potential military repurposing before it can occur.
2Productivity
If commercial satellite navigation products are sold in multiple markets, then market reach and productivity are improved, but revenue loss from unauthorized resale occurs
Solution Approach 1:
The patent implements preliminary action by embedding market-specific licensing information and geographic restrictions into the navigation device during manufacturing. The system pre-configures exclusion zones corresponding to different markets and uses time-based activation codes to control data output, thereby preventing unauthorized resale while maintaining legitimate multi-market distribution.
3Adaptability or versatility
If precision navigation data is made available globally, then commercial utility is improved, but proliferation of precision guided weapons is facilitated
Solution Approach 1:
The patent applies local quality by implementing differential access to navigation data based on geographic location. The system provides full-precision navigation data in authorized commercial areas while automatically degrading or blocking data output in sensitive zones (e.g., within 50 miles of nuclear facilities). This spatially-variable data quality enables global commercial utility while preventing weapons proliferation in specific high-risk locations.
Data Source
AI summary
A circuit for exclusion zone compliance is recited. In one embodiment, the circuit comprises a satellite navigation signal reception component configured for receiving at least one signal from at least one Global Navigation Satellite System satellite and a navigation data deriving component configured for deriving position data and a clock time from the at least one signal. The circuit further comprises a non-volatile memory component configured for storing an encrypted data set describing the boundaries of an exclusion zone and a data blocking component configured for controlling the accessing of the encrypted data set. The circuit further comprises a data control component configured for blocking the output of a signal from the circuit in response an indication selected from the group consisting of: an indication that the circuit is located within an exclusion zone and an indication that output of said signal is not permitted based upon said clock time.