Portable Electronic Device Integrating TENS Circuit and Power Management
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Solution Overview
Problem
Conventional TENS machines lack integration with other portable electronic devices, requiring users to carry separate devices, which is inconvenient and inefficient.
Innovation Solution
A portable electronic device integrating a TENS circuit with power management, allowing simultaneous use of TENS functionality and other device functions like communication and power supply, with output units for TENS current and additional signals, managed by a power management circuit to optimize battery usage and prevent overheating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If TENS machine is integrated with other portable electronic devices, then functionality and convenience are extended, but device complexity increases
Solution Approach 1:
The portable electronic device is designed to perform multiple functions: it can provide TENS therapy through the TENS circuit, power external devices through the power output unit, and function as a communication device through the cellphone circuit. This multi-functionality resolves the contradiction by making a single device versatile enough to replace multiple separate devices.
Solution Approach 2:
The patent combines the TENS circuit, power management circuit, and cellphone circuit into a single integrated portable electronic device. By merging these previously separate functions into one device, the system achieves versatility while managing complexity through unified design.
2Reliability
If multiple devices are carried separately, then each device can be optimized for its specific function, but user convenience deteriorates due to size and weight
Solution Approach 1:
The patent merges TENS therapy, power supply, and communication functions into a single portable device. Users no longer need to carry separate TENS machines, power banks, and cell phones, thereby improving convenience while maintaining functional optimization through dedicated circuits for each function.
Solution Approach 2:
The integrated device provides universal functionality by combining multiple previously separate functions (TENS therapy, power output, communication) into one device, eliminating the need for users to carry multiple specialized devices.
3Adaptability or versatility
If TENS circuit and other circuits share battery power, then device integration is achieved, but power management complexity increases
Solution Approach 1:
The power management circuit acts as an intermediary between the battery and the various circuits (TENS circuit, cellphone circuit, power output unit). It manages power distribution, charging, and consumption across all components, resolving the contradiction by providing a dedicated control mechanism that simplifies the complexity of shared power management.
Data Source
AI summary
A portable electronic device includes a battery, a transcutaneous electrical nerve stimulation (TENS) circuit, a power management circuit, a first output unit, and a second output unit. The TENS circuit provides a TENS electrical current. The power management circuit is coupled to the battery and the TENS circuit for managing a power distribution of the portable electronic device. The first output unit receives the TENS electrical current from the TENS circuit and outputs the TENS electrical current to a user. The second output unit receives a power signal from the battery and outputs the power signal to an external electronic device.