Underwater Wireless Communication System for Swimming Training
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Solution Overview
Problem
Existing systems for monitoring and communicating during physical activities, such as swimming, face challenges in providing real-time feedback and instructions due to physical barriers like water, limiting the effectiveness of traditional communication methods.
Innovation Solution
A system comprising personal measuring devices with sensing units, processors, and wireless communication modules that attach to participants, allowing for real-time data collection and transmission of movement parameters, along with communication modules that enable instructors to provide tailored instructions via audio or visual feedback, even underwater.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional communication methods are used during water-based activities, then communication is possible above water, but real-time feedback and instructions cannot be provided underwater
Solution Approach 1:
The patent introduces wireless communication modules and audio output devices as intermediaries to transmit instructions from the instructor to participants underwater. The system uses wireless signals to carry communication through the water barrier, with audio devices converting signals to audible form for underwater participants, thus enabling reliable communication without direct line-of-sight contact.
Solution Approach 2:
The patent replaces traditional mechanical communication methods (such as visual signals or direct speech) with electronic wireless communication systems. The wireless communication modules transmit data electronically through air and water interfaces, eliminating the need for mechanical line-of-sight communication and enabling instructions to reach participants regardless of their position in or above water.
2Loss of information
If personal measuring devices with wireless communication are deployed to all participants, then real-time data collection and personalized feedback are achieved, but device complexity and cost increase
Solution Approach 1:
The patent divides the communication system into separate functional modules: wireless communication modules attached to participants for data transmission, audio output devices for instruction delivery, and a control system for coordinating communication. This segmentation allows each component to perform its specific function independently, simplifying the overall system architecture while maintaining comprehensive real-time feedback capabilities.
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
Facilitates effective real-time communication and feedback during activities, enhancing training efficiency by providing accurate data analysis and personalized instructions to participants, regardless of physical barriers like water.
Implementation Method 1
An accelerometer is used to determine a swimmer's movements with an electronic circuit for processing the information from the accelerometer to determine a swimmer's movements and time between movements.
Implementation Method 2
The device is deployable releasably in a swimming cap and can receive electromagnetic wave signals. The device can then convert the signals into electrical charges which are then translated into audible sound.
Data Source
AI summary
A personal device is provided for measuring a training activity of a trainee having a body part which moves during this training activity, this movement at least partially defining said training activity. The device comprises a sensing unit adapted to repeatedly measure, during the training activity, parameters associated with the movement of the body part, and wherein the sensing unit comprising at least accelerometer means, a compass and, optimally, gyroscope means. The device further comprises means for attaching the sensing unit to the body part and a processor adapted to receive from the sensing unit the parameters and to calculate based thereon, data indicative of the training activity. In addition, there are provided a system for use by an instructor in instructing of a plurality of participants engaged in an activity, a communication system for communicating with one or more swimmers, the system comprising a transmitting module adapted to communicate in accordance with a wireless communication protocol with at least one receiving module associated with at least one swimmer, and a method for automated training one or more swimmers accordingly.