Wearable Sensor Input Eliminates Mechanical Keys

Solution Overview

Problem

Wearable devices used for security controls in specific places face increased costs and power consumption due to the incorporation of conventional input devices like microphones and keyboards, which are not efficiently replaced by existing solutions.

Innovation Solution

The wearable device employs a combination of sensors (G-sensor and proximity sensor) and a microcontroller to generate controlling signals for communication via a wireless module, eliminating the need for conventional input devices and reducing costs and power consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional input devices (microphone, keyboard) are incorporated into the wearable device, then the device can transmit information to the control center, but the cost, volume, and power consumption of the wearable device increase

Engineering Contradiction:

Improveinformation transmission capabilityVSAvoidpower consumption

Core Design Contradiction:

Ease of operationVSUse of energy by moving object

Solution Approach 1:

The patent extracts and removes conventional input devices (microphone, keyboard) from the wearable device, replacing them with a simplified sensor-based input mechanism. This extraction eliminates the need for complex input hardware while maintaining information transmission capability through alternative means (sensor signals combined with wireless communication).

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces mechanical input devices (physical keyboard buttons, microphone hardware) with an electronic sensor-based system. The G-sensor and proximity sensor detect user inputs through motion and proximity changes, substituting the mechanical input mechanism with an electronic sensing approach that consumes less power and occupies less space.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If conventional input devices (microphone, keyboard) are incorporated into the wearable device, then the device can transmit information to the control center, but the cost and volume of the wearable device increase

Engineering Contradiction:

Improveinformation transmission capabilityVSAvoiddevice volume

Core Design Contradiction:

Ease of operationVSVolume of moving object

Solution Approach 1:

The patent extracts and removes conventional input devices (microphone, keyboard) from the wearable device, replacing them with a simplified sensor-based input mechanism. This extraction eliminates the need for complex input hardware while maintaining information transmission capability through alternative means (sensor signals combined with wireless communication).

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

The patent makes the wireless communication module serve multiple functions: it not only transmits sensor data but also handles all input information transmission to the control center. This multi-functionality eliminates the need for separate input devices, reducing overall device volume while maintaining full operational capability.

Inventive Principle:

Principle #6Universality (Multi-functionality)

3Ease of operation

If conventional input devices (microphone, keyboard) are incorporated into the wearable device, then the device can transmit information to the control center, but the cost of the wearable device increases

Engineering Contradiction:

Improveinformation transmission capabilityVSAvoiddevice cost

Core Design Contradiction:

Ease of operationVSEase of manufacture

Solution Approach 1:

The patent extracts and removes conventional input devices (microphone, keyboard) from the wearable device, replacing them with a simplified sensor-based input mechanism. This extraction eliminates the need for complex input hardware while maintaining information transmission capability through alternative means (sensor signals combined with wireless communication).

Inventive Principle:

Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces expensive conventional input devices with cheaper sensor components and utilizes the existing wireless communication infrastructure for information transmission. This substitution with more economical components significantly reduces manufacturing costs while maintaining functional equivalence.

Inventive Principle:

Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS10251131B2Interactive communication system, method and wearable device therefor

Publication Date: 2019.04.02 CHIUN MAI COMM SYST INC

AI summary

An interactive communication system includes at least one server, at least one base station for connecting to the server via a network, and at least one wearable device. The at least one wearable device includes a first sensor, a second sensor, a microcontroller, and a wireless communication module. The first sensor is configured for sensing a moving state of the at least one wearable device, and generating a corresponding first sensing signal. The second sensor is configured for sensing whether an object is contacting to or is close to the wearable device, and generating a corresponding second sensing signal. The microcontroller is configured for generating a first controlling signal according to the first sensing signal and the second sensing signal. The wireless communication module is configured for sending the first controlling signal to the least one server via the least one base station.