Wearable Antenna Segmentation for Portable Wireless Router Range
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Solution Overview
Problem
Existing portable wireless communication systems for multiple users in dynamic environments, such as military or firefighting operations, face limitations in range and flexibility due to the physical constraints of integrated antennas and routers, which restrict effective communication over extended areas and hinder mobility.
Innovation Solution
A portable wireless network comprising a small, lightweight router with a wearable wideband antenna that extends communication range up to 100 meters, supporting full duplex, wideband communications and secure data exchange, allowing for separate placement of the antenna to maintain connectivity while allowing users to move freely.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If an integrated antenna is used within the router, then the device structure is simplified, but the communication range is limited and the antenna can be blocked when the wearer takes cover
Solution Approach 1:
The antenna is separated from the router into an independent wearable component. The router and antenna are now distinct devices that can be worn separately on the body, allowing the antenna to be positioned on the shoulder or helmet while the router can be carried elsewhere. This segmentation resolves the contradiction by enabling extended range without compromising structural simplicity.
Solution Approach 2:
The antenna is repositioned from an integrated internal component to an external wearable element that can be placed in three-dimensional space around the wearer. By moving the antenna to the shoulder or helmet area, it operates in a different spatial dimension relative to the router, avoiding blockage when the wearer takes cover and extending effective communication range.
2Weight of moving object
If the router is made small and portable, then mobility is improved, but the antenna positioning is restricted and coverage is limited
Solution Approach 1:
By separating the antenna from the router, the system allows the lightweight router to maintain portability while the antenna independently provides extended coverage. The antenna can be positioned on the shoulder or helmet to maximize coverage area without adding weight to the router itself.
Solution Approach 2:
The wearable antenna acts as an intermediary between the lightweight router and the environment. It extends the router's reach and coverage area without requiring the router itself to be larger or heavier, effectively mediating between the constraint of portability and the need for wide coverage.
3Reliability
If the antenna is positioned to avoid blocking, then communication reliability is improved, but the router placement becomes more constrained
Solution Approach 1:
Separating the antenna from the router allows each component to be optimally positioned for its function. The antenna can be placed on the shoulder or helmet for reliable unobstructed communication, while the router can be carried in a location that does not impede the wearer's movement or take cover actions.
Solution Approach 2:
Different parts of the wearable system are optimized for different functions: the antenna is positioned locally on the shoulder or helmet specifically for communication reliability, while the router can be positioned elsewhere for ease of operation. This local optimization of each component's position resolves the contradiction between reliability and mobility.
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
This solution enables real-time sharing of diverse data types like video, audio, and positional information over an extended range, enhancing situational awareness and operational efficiency in challenging environments while maintaining network stability and security.
Implementation Method 1
at least one wearable antenna connected to the router for receiving and/or transmitting the information between the wireless devices via the network
Data Source
AI summary
A small, portable wireless router combined with a wideband, wearable antenna supports a local wireless network created on the move for exchanging information between multiple personnel spread over a useful geographic area. Multiple information sources of different types, such as cameras and GPS, can use the network to send information feeds to mobile users with interface devices such as smartphones that can deliver multiple feeds at the same time to the user. Devices connected to other networks, such as information processing devices at fixed operating bases, can deliver information feeds to the network.