Electronic Device Button for Selective EMR and BLE Input
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Solution Overview
Problem
Electronic devices with pen functions face challenges in minimizing battery current consumption due to the need for multiple input types, such as EMR and Bluetooth, which complicates the device structure and reduces battery life.
Innovation Solution
An electronic device with a button that selectively determines between EMR and Bluetooth Low Energy (BLE) input types based on the presence of an approach signal, allowing for efficient signal transmission and reducing battery consumption by minimizing BLE operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple input types (EMR and Bluetooth) are provided in electronic devices with pen functions, then input versatility is improved, but device structure becomes complicated and battery current consumption increases
Solution Approach 1:
The patent applies multi-functionality by enabling a single button to perform multiple input functions. The button can operate in EMR mode when the pen is attached to the display and in Bluetooth mode when the pen is detached, eliminating the need for separate buttons for each input type and simplifying the device structure while maintaining input versatility
2Adaptability or versatility
If Bluetooth function is applied as another input type, then input versatility is improved, but battery current consumption increases due to quick reduction in small-capacity battery
Solution Approach 1:
The patent applies dynamics by dynamically switching between EMR and Bluetooth input modes based on the pen's attachment state. The system automatically selects EMR mode (lower power consumption) when the pen is attached to the display and switches to Bluetooth mode (higher power consumption) only when the pen is detached, thereby optimizing battery current consumption while maintaining input versatility
Solution Approach 2:
The patent changes the operational parameter of the button from a fixed mode to a dynamic mode that switches between EMR and Bluetooth based on the detection of the pen's attachment state. This parameter change allows the system to adapt power consumption levels to actual usage conditions, reducing overall battery current consumption
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
This solution reduces battery current consumption by selectively using EMR or BLE input types, eliminating the need for additional buttons and minimizing Bluetooth module usage, thereby extending device usage time.
Implementation Method 1
a first circuit connected to the dielectric tip and configured to receive a first electromagnetic signal from a touchscreen display
Implementation Method 2
transmit a second electromagnetic signal to the display of the external device
Data Source
AI summary
Various embodiments relate to an electronic device including a button and a method for an operation in the electronic device. The electronic device may include: an elongated housing comprising a first end and a second end; a dielectric tip disposed at the first end; a button arranged on an outer surface of the housing; a first circuit connected to the dielectric tip and configured to receive a first electromagnetic signal from a touchscreen display of an external device and to transmit a second electromagnetic signal to the display of the external device; a second circuit configured to wirelessly receive and transmit a third signal; and a control circuit operatively connected to the first circuit and the second circuit. The control circuit may be configured to: detect pressing and/or touching of the button while the first electromagnetic signal is received through the first circuit and transmit the second electromagnetic signal while preventing the second circuit from transmitting the third signal; and detect pressing and/or touching of the button without receiving the first signal through the first circuit and transmit the third signal while the second signal is not transmitted.