The importance of choosing the right touch function tablet
Touchscreens have a big impact on the user's perception of a device. While the brightness and color quality of the display are important, the ease of operation and reliable feedback provided by a well-designed touchscreen are equally important. A perfectly functioning touchscreen can enhance the perceived value of a device, positioning it as a premium product. Therefore, choosing the right touchscreen from the outset is crucial, as neglecting this aspect can lead to many challenges later on.
Touch function sheet type
There are a variety of touchscreen technologies available on the market today, each with its own characteristics. These include:
Resistive touch screen
Infrared touch screen
Surface acoustic wave touch screen
Projected capacitive touch screen
The first three technologies are mostly history, and it is well known that projected capacitive touch screens (PCAP or PCT) have become the dominant technology, accounting for about 99% of all touch screens in the world. This technology is used in consumer electronics such as tablets and smartphones because of its fast response time and good durability.
More related articles:
What is the structure of a four-wire resistive touch display?
Working principle of four-wire resistive touch display
Detection method of four-wire resistive touch display
Introduction to Capacitive Touch Display
Capacitive touch display vs. resistive touch display
What are the touch technologies for LCD capacitive touch display? - In-Cell/ On-Cell/ OGS
Key factors in choosing a touch display
When selecting a touch screen, there are several environmental and operational factors to consider:
Environmental conditions:
Will the device be used indoors or outdoors?
Will it require thicker glass or gloves to operate?
Will it need to operate in the presence of moisture or other chemicals?
Mechanical requirements:
The size and type of touchscreen must be consistent with the overall design of the device.
What level of sealing and waterproofing is required?
User Interaction:
Determine if your application requires multi-touch or single-touch capabilities.
Multi-touch is critical for consumer and industrial devices that use gestures to enable features such as zooming in on photos or maps.
Single-touch or button mode is ideal for applications that require simple, direct interactions, such as ticket machines or vending machines.
Capacitive touchscreens are generally recommended, but resistive touchscreens and other technologies can be used in special applications (for example, certain medical devices that require strong pressure to avoid false touches).
The Importance of Firmware Tuning
Understanding the context and needs of the touchscreen end user is critical to optimizing firmware tuning. For example, single-touch mode is easier to manage in environments with raindrops or water, while multi-touch mode requires more industrial-grade controllers and tuning. Tuning the firmware to a specific interaction mode enhances the touchscreen's performance and user experience.
Summary
Selecting the right touchscreen for your application is a multi-dimensional process that involves understanding environmental conditions, mechanical requirements, and user interaction needs. By considering these factors from the outset, you can ensure that your device provides an excellent user experience and meets the high standards expected by industrial and even medical and military applications. At Hot Display, we are dedicated to designing and perfecting touchscreens to ensure that our products meet your specific needs and provide reliable and high-quality solutions.
Our touch screen products
7-inch 800x480 pixels TN sunlight readable capacitive TFT LCD display module RGB
? Model: TFT-H070A16SVTFT8C50
? Product type: TN TFT capacitor module
? Dot matrix: 800x480 Px
? Dimensions (mm): 165x100x7.5
? Diagonal size: 7.0"
? Effective size (mm): 153.84x85.63
? Application: STM32/RK series
? Display viewing angle: U60/D70/L70/R70
? Brightness: 850cd/m2
? Pin: FPC-50PIN
? Interface: RGB
? Special instructions: Anti-static ESD 8KV
? Operating temperature: -20~70℃
? Power supply voltage: 3.3V
? Driver chip: EK9716
? Touch panel: Capacitive touch (GT911)
4.3" resistive touch screen/480x272 IPS TFT LCD/TTL RGB interface/40-pin FPC connection/SC7283
? Model: TFT-H043A2WQIST5R40
? Type: TFT display
? Display pixels: 480x272
? Dimensions (mm): 105.5x 67.2x4.2
? Display inches: 4.3"
? Effective size (mm): 95.04x53.86
? Application: STM32/RK series
? Viewing angle: IPS full viewing angle
? Brightness: 500cd/m2
? Pin: FPC-40PIN
? Interface: RGB
? Special instructions: Anti-static ESD 8KV
? Operating temperature: -30~80℃
? Power supply voltage: 3.3V
? Driver chip: SC7283
4.3-inch TFT LCD display module capacitive touch GT911 800x480 dot matrix wide temperature IPS full viewing angle
Sunlight readable TTL ST7262 compatible with STM32/RK
? Model: TFT-H043A10SVIST8C40
? Type: TFT wide temperature display
? Display pixels: 800x480 dot matrix
? Dimensions (mm): 105.50x67.15x4.50
? Display inches: 4.3"
? Effective size (mm): 96.7x55.5
? Application: handheld remote control, smart device
? Viewing angle: IPS (U80/D80/L80/R80)
? Brightness: 850cd/m2
? Pin: FPC-40PIN
? Interface: 24-bit TTL
? Special reminder: anti-static ESD 8KV
? Working temperature: -40~80℃
? Power supply voltage: 3.3V
? Driver chip: ST7262
5.6" TFT LCD module/640x480 pixels/MIPI interface/30-pin FPC connection/with driver control board/Optional capacitive/resistive touch screen/Android motherboard/RK motherboard series display
? Model: LCM-TFT056T1VGM2N30F-RTP
? Type: TFT display module
? Display content: 640x480
? Dimensions (mm): 126.5x100x9.5
? Display inches: 5.6"
? AA size (mm): 112.9x84.67
? Application: office equipment, technical equipment, household appliances, etc.
? Viewing angle: full viewing angle
? Brightness: 250cd/m2
? PIN: 30pin
? Interface: MIPI
? Special instructions: Anti-static ESD 8KV
? Working temperature: -20~70℃
? Supply voltage: 5.0V
In addition to display screens, we support customization of various touch sensor and cover glass. Please contact us directly!
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