Multi-Layer Wireless Server Node for UAV Video Distribution
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Solution Overview
Problem
Current military-specific secure systems for transmitting encrypted full motion video data from UAVs to secure communication devices are limited in their ability to efficiently distribute this data to multiple local user devices in real-time, especially when using commercial off-the-shelf (COTS) devices, due to the need for specialized hardware and secure communication protocols.
Innovation Solution
Implementing a multi-layer communication system that includes a secure first layer wireless communications path for long-range transmission from a remote information source to a local wireless server node, and a second layer wireless communications path for short-range transmission to multiple local user devices, allowing for near real-time image distribution using both secure and non-secure protocols, including COTS technologies like Wi-Fi and Bluetooth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If military-specific secure communication systems are used to transmit encrypted FMV data from UAVs, then security and encryption are improved, but device complexity and hardware requirements worsen
Solution Approach 1:
A wireless server node is introduced as an intermediary between the secure military communication system and the local user devices. The server node receives encrypted data from the secure military communication system, decrypts it using military-specific encryption keys, and then redistributes the decrypted data to multiple local user devices via standard wireless protocols. This mediator approach allows the secure military system to maintain its security requirements while enabling compatibility with standard COTS devices.
Solution Approach 2:
The communication system is segmented into two distinct layers: a secure first layer for military-specific encrypted transmission from UAVs to the wireless server node, and a second layer for local distribution to user devices. This segmentation allows each layer to be optimized independently - the first layer maintains military security standards while the second layer uses simpler, more accessible wireless protocols.
2Productivity
If a single communication link is used to transmit data from UAV to secure devices, then system simplicity is maintained, but the ability to distribute data to multiple local users simultaneously is limited
Solution Approach 1:
The system transitions from a single-point-to-point communication model to a multi-dimensional distribution architecture. The wireless server node acts as a hub that receives data from the UAV and simultaneously distributes it to multiple local users through different communication paths, adding a new dimension of connectivity that enables simultaneous multi-user access.
Solution Approach 2:
The wireless server node is designed with multi-functionality, serving as both a secure communication receiver from the military system and a local distribution hub for multiple user devices. This universal device can handle both secure encrypted data reception and standard wireless data distribution, enabling one system to serve multiple purposes and multiple users simultaneously.
3Reliability
If military-specific frequencies and encryption protocols are used, then data security is improved, but accessibility by commercial devices is reduced
Solution Approach 1:
The wireless server node functions as a translator or intermediary that speaks both the secure military communication language and the standard commercial wireless language. It receives encrypted data from the military system using specialized protocols, processes the data, and then makes it accessible to commercial devices through standard protocols like Wi-Fi or Bluetooth, thus bridging the compatibility gap.
Solution Approach 2:
The system creates a copy of the secure data stream at the wireless server node, where the data is decrypted and then re-transmitted through different channels to various user devices. This copying approach allows the original secure military communication to remain unchanged and secure while creating accessible copies for commercial devices.
Data Source
AI summary
Systems and methods that may be implemented to provide digital data from a remote information source to multiple local user devices using a multi-layer communication path and a local wireless server node. The multi-layer communication path may, for example, include a relatively long range secure first layer wireless communications path from the remote information source to a local wireless server node, and relatively short range second layer wireless communications path from the local wireless server node to one or more local user devices.