raspberry pi digital signage solution

digital signage solution

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raspberry pi digital signage solution

LCD splicing screen is often damaged by dust

At present, LCD splicing screens are becoming more and more mature in application industries such as indoor high-end command and control centers, dispatch centers, and monitoring centers. We all know that dust is harmful to the human body, but you certainly did not expect that dust will also do the same to LCD splicing screens. As an electronic product with extremely high technological content, LCD splicing has a great impact on it due to dust. The LCD splicing screen movement uses many optical components, and it is precisely the dust that damages the optical components the most. Contrast refers to the maximum brightness value that the large screen display unit can output divided by the darkest brightness value. When in a dark scene, the dust on the optical components will reflect stray light and project the light that should not be projected from the lens. The brightness of the dark part. Similarly, some light in the bright part will be blocked by dust, reducing the amount of light reflection and transmission, and reducing the brightness value of the bright part, the contrast will naturally decrease in the past. The color wheel of the LCD splicing screen is the main accessory for color processing, including a high-speed motor, which rotates at about 7200 revolutions per minute. If a lot of dust is attached to the periphery of the color wheel, it will affect the rolling of the color wheel, resulting in a decrease or instability of the color wheel speed, which

The use of LCD advertising machines in different industries

Hospital LCD advertising machine With the help of network LCD advertising machine, medical institutions can broadcast medical, registration, hospitalization and other related information. In addition, the LCD advertising player system solution can also be used to allow doctors and patients to interact, provide map-oriented, entertainment information and other content services, not only can simplify the process of seeing a doctor, the LCD advertising player is also conducive to alleviating the anxiety of patients. Retail chain LCD advertising machines rely on the online version of LCD advertising machines to help users immediately release content information such as shopping guides, products and promotions. The rich display functions and bright colors of the LCD advertising machine can effectively enhance the shopping experience of consumers, while also helping users simplify the information release process, and ultimately improve the sales performance of users in the retail industry. The hotel network LCD advertising machine can also display information in the public area of ​​the hotel, and can provide customers with hotel service information. For example: hotel map, room usage, cuisine recommendations, discount activities and other information content. In addition, when necessary, the online version of the LCD advertising machine can also develop relevant hotel operation support based on the hotel’s original system, such as hotel automatic check-in and account number services. Metro LCD advertising machines, bus LCD advertising machines, airport LCD advertising machines, and station LCD advertising machines rely on the online version of the LCD advertising machines to allow users to update and release traffic

The specific form of digital signage

Since the start of LCD advertising machines in 2002, the digital signage industry has been developing for more than ten years. What’s interesting is that with the development of the digital signage industry, the concept of digital signage is becoming more and more blurred. The industry has not yet been able to give a complete and authoritative definition of sports norms, and the development of the digital signage industry has begun to slow down. So what are the specific manifestations of digital signage? 1. Advertising machine series As the ancestor of the introduction of digital signage, the position of advertising player in the field of digital signage is unshakable. From LCD advertising machine to network advertising machine; from indoor advertising machine to outdoor advertising machine; from pure broadcast advertising machine to interactive advertising machine. The development of advertising machines has been at a steady pace, and the development of China’s advertising machine industry has become more refined and refined. A company may specialize in the production of advertising machines at airports, subway stations, or bus stop sign advertising machines. However. Nine children and a mother, don’t forget, we all belong to a big family of advertising players! And the advertising machine series is the fundamental source of digital signage. However, due to the limitation of non-state-owned source technology, the development of raw material technology and quality in the advertising player industry has entered a bottleneck stage. Most advertising player manufacturers choose to temporarily put aside the source technology development of

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