Touch Panel Electrodes for NFC Communication and Data Transmission

Resolve Bottlenecks,
Find Innovative SolutionsGenerate Solutions

Solution Overview

Problem

Existing touch electronic devices require complex settings for data transmission functions, such as mobile payments, due to the need for manual input of identification codes, which complicates the user experience and increases device size with the addition of proximity card readers for NFC operations.

Innovation Solution

A touch electronic device and method that utilizes a touch panel with a wireless transmission module and touch link module to establish a connection between devices, allowing for automatic identification and data transmission without the need for manual code input, by detecting physical adjacency and using electromagnetic fields for communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If NFC module with proximity card reader is added to enable mobile payment function, then data transmission capability is improved, but device size increases

Engineering Contradiction:

Improvedata transmission capabilityVSAvoiddevice size

Core Design Contradiction:

Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The touch panel electrodes are designed to serve dual purposes: touch sensing and wireless communication. The same driving electrodes and sensing electrodes used for touch input detection are also utilized as transmitting and receiving antennas for NFC communication, eliminating the need for separate proximity card readers and reducing device size while maintaining data transmission capability.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The invention merges the touch panel structure with the NFC communication structure by integrating the wireless communication function into the existing touch panel electrode system. The driving electrodes serve as transmitting antennas and sensing electrodes serve as receiving antennas, combining two functional systems into one unified structure.

Inventive Principle:

Principle #5Merging (Combining)

2Adaptability or versatility

If proximity card reader is added for NFC operation, then wireless communication function is improved, but device layout becomes limited

Engineering Contradiction:

Improvewireless communication functionVSAvoiddevice layout

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Inventive Principle:

Principle #6Universality (Multi-functionality)

3Reliability

If manual code input is required for data transmission, then security is improved, but ease of operation deteriorates

Engineering Contradiction:

ImprovesecurityVSAvoiduser convenience

Core Design Contradiction:

ReliabilityVSEase of operation

Solution Approach 1:

The system automatically performs device identification and data transmission without requiring manual code input from users. The touch panel electrodes automatically detect adjacent devices, establish communication links, and complete the data transmission process, maintaining security through automatic device recognition while significantly improving ease of operation.

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The system pre-establishes device identification information and communication protocols before actual data transmission is needed. When devices come into proximity, the identification and connection establishment processes are automatically initiated and completed beforehand, eliminating the need for manual code input during the actual transmission moment.

Inventive Principle:

Principle #10Preliminary action

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

Simplifies the data transmission process by eliminating the need for manual code input, reducing device size, and enhancing user convenience through automatic identification and communication between touch electronic devices.

Implementation Method 1

uses near field magnetic communication (such as near field magnetic communication of 13.56 MHz) between mobile devices

Methodology Applied

Scientific EffectElectromagnetic field: Electromagnetic Induction

Implementation Method 2

The touch sensor includes the driving electrodes and the sensing electrodes set on the board for forming a capacitance structure

Methodology Applied

Scientific EffectCapacitance: Capacitance

Data Source

PatentUS9741317B2Touch electronic device with touch panel, wireless transmission module, and touch link module and related touch link method

Publication Date: 2017.08.22 TAIWAN SEMICONDUCTOR MANUFACTURING CO LTD

AI summary

A touch electronic device includes a touch panel, a wireless transmission module and a touch link module. The wireless transmission module is utilized to receive data request information transmitted by a first external electronic device. The data request information relates to a data transmission function. The touch link module is utilized to develop a touch link between the touch electronic device and a second external electronic device through the touch panel when the wireless transmission module receives the data request information, and receive identification information transmitted by the second external electronic device through the touch link. The wireless transmission module transmits the identification information to the first external electronic device to execute identification of the touch electronic device, and the second external electronic device is different from the first external electronic device.