Views: 225 Author: Reshine Display Publish Time: 2023-11-02 Origin: Site
LCDs are used in many tools and appliances that we use every day. This widespread adoption of smart display technology enables a wide range of use environments, including varying light quality levels, the ability to review confidential materials, and other environments where reflection, glare, brightness, or privacy may be an issue.
To improve the performance of your LCD, you can add a variety of films and filters.
1. enhance the readability and viewing angles of LCD screens
2. withstand wear and tear 3. improve security of sensitive data
To reduce the amount of light reflection caused by bright conditions, such as outdoor applications, a film can be applied to either the top or bottom of the LCD cover glass. Multiple layers of AR film can be added to further reduce reflection. Increase the contrast of the LCD screen.
The anti-glare film is an excellent solution for reducing glare and diffuse reflections on the screen caused by bright ambient light or sunlight, maximizing screen visibility in a variety of settings.
Light is redirected by optical film, which increases viewing angles. Using o-film typically provides viewers with around 10 degrees more viewability in all directions at the expense of a slight loss of sharpness.
To reduce fingerprint marks left behind by touch operations, an oil and water-resistant coating is applied to the touch screen.
On medical device LCD screens, a layer of nano silver coating is used. The coating breaks down bacterial cell walls and kills 99% of harmful pathogens. Using anti-bacterial film makes disinfecting medical devices simple.
The filter regulates viewing angles, prevents light from exiting the sides of the LCD, and allows only the user directly in front of the screen to see the displayed content.
UV protection film reduces damage caused by UV radiation, such as color shifting and discoloration. The infrared filter shields the LCD from infrared radiation and prevents heat buildup. In general, the filters are recommended for outdoor systems and devices.
Reshine Display has been applying various types of enhancements to our LCD modules over the last 20 years, tailored to the needs of our customers. If you require a screen for your project, please contact us.
A TFT LCD display module is made up of a TFT LCD panel, one or more COG or COB driver ICs, a backlight, and an interface. There are several TFT display interface technologies available today. The best interface is determined by the end-product concerns. In recent years, several types of TFT display interfaces for various screen sizes have been developed, including LVDS (Low-Voltage Differential Signaling) parallel, SPI (Serial Peripheral Interface) RGB, and so on. Here's an overview of these display interfaces to help you understand the wide range of TFT LCD displays on the market.
TFT interfaces are typically determined by the size and resolution of the TFT panel.
1. SPI LCD Interface: Serial Peripheral Interface allows two devices to exchange data serially (one bit at a time). It has the advantage of simpler wiring over parallel ones. SPI can also have longer cables because there is less interaction or crosstalk in the cable. The disadvantage of SPI is that it cannot read from the TFT LCD display; it can only write to it and is slow. As a result, SPI is commonly used in smaller TFT LCD screens.
2. MCU Parallel Interface: Many modern microcontrollers include LCD controller functions. The most common types are 6800 and 8080. The MCU/Parallel interface is made up of a data signal (4/8/9/16 bits) and a control signal. The MCU interface is straightforward, but it requires display RAM.
3. RGB Interface: The RGB interface is a type of parallel interface. It does not require any display RAM. MCU sends Red, Green, and Blue sub-pixel data (16/18/24 bits) and timing signals directly to the TFT screen. The RGB interface allows for high-speed communication with TFT LCDs, but it requires more data wires and is more difficult to control.
4. Low-voltage differential signaling (LVDS) interface: LVDS is an electrical digital signaling standard. LVDS-equipped devices can communicate at extremely high speeds over low-cost twisted-pair copper cables. It is less prone to EMI and crosstalk, allowing the transmitting device to be placed further away from the TFT LCD display.
5. UART/RS232/RS485: Reshine's Smart TFT LCD display module employs these serial interfaces. A Universal Asynchronous Receiver/Transmitter (UART) is a piece of circuitry that is responsible for serial communication. The UART essentially serves as a bridge between parallel and serial interfaces. UART has a bus of eight or so data lines (plus some control pins) on one end and two serial wires - RX and TX - on the other.
High Definition Multimedia Interface (HDMI) is a connector and cable definition that supports high-quality and high-bandwidth video and audio streams between devices.
MIPI Display Serial Interface (DSI): MIPI Display Serial Interface (DSI) defines a high-speed serial interface between the host processor and the display module. The interface allows for high performance, low power, and low EMI color rendering for the most demanding image and video scenes.
Aside from the above technical considerations, target use environment and bandwidth are two important factors to consider when selecting your product's TFT LCD interface. You can learn more about how to select LCD interfaces here or contact us. Reshine has been producing TFT LCDs for over 20 years. Our TFT LCD modules support a wide range of interfaces. And we can certainly recommend a TFT LCD display that is appropriate for your application.