Power Tool Wireless Mode Switching via NFC and Tag
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Solution Overview
Problem
Power tools often lack wireless communication capabilities, limiting their ability to transmit information to other components or remote devices on a construction site, and existing systems do not efficiently switch between different modes of wireless communication based on available components.
Innovation Solution
A power tool system equipped with communications circuitry that includes a wireless communications tag and an NFC module, allowing it to switch between 'tag mode' and 'phone mode' based on the proximity of communication devices, enabling efficient wireless data transfer between the power tool and either a nearby communications device or a remote computing device.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If power tools are equipped with wireless communication capabilities, then connectivity and data transfer ability are improved, but device complexity and cost increase
Solution Approach 1:
The power tool system incorporates multiple wireless communication interfaces (NFC module and wireless communication tag) that can operate in different modes. The system can function in first mode using the wireless communication tag for basic identification and data transfer, or switch to second mode using the NFC module for enhanced communication when a communications device is detected. This multi-functionality allows the tool to adapt to different communication needs without requiring a single complex communication system.
Solution Approach 2:
The system dynamically switches between first mode and second mode of wireless communication based on the detection of a communications device. The control circuitry determines which mode to operate in by detecting the presence and type of nearby devices, allowing the communication capability to be activated only when needed. This dynamic operation reduces power consumption and simplifies the operational complexity by not requiring all communication components to be actively managed simultaneously.
2Adaptability or versatility
If the system switches between different wireless communication modes, then adaptability to different communication scenarios is improved, but control complexity increases
Solution Approach 1:
The system performs automatic mode selection and switching based on the detection of communications devices. The control circuitry autonomously determines whether to operate in first mode or second mode by detecting the presence and characteristics of nearby devices, without requiring manual intervention or complex external control systems. This self-service approach simplifies the user interface and reduces the complexity of mode management by allowing the system to adapt automatically to the communication environment.
3Adaptability or versatility
If wireless communication components are added to power tools, then connectivity on construction sites is improved, but manufacturing cost increases
Solution Approach 1:
The wireless communication system is divided into separate functional components: a wireless communication tag for basic identification and data storage, and an NFC module for enhanced wireless communication. This segmentation allows the system to use only the necessary component for each specific application, reducing the need for expensive full-featured wireless communication systems in all power tools. The tag provides basic functionality at low cost, while the NFC module adds capability only where needed.
Data Source
AI summary
A power tool system includes a power tool having one or more tool components and communications circuitry. The communications circuitry is configured to receive information from the one or more tool components and/or generate the information related to the power tool. The communications circuitry is configured to transmit the information to a communications device in a first mode of wireless communications or to a remote computing device in a second mode of wireless communications, and the communications circuitry determines whether to operate in the first mode or the second mode of wireless communications based on one or more operating factors.