Introduction of 4K TV:

1. At this resolution, the audience will be able to see every detail and every close-up in the picture and get an immersive experience. Zhang Hong, deputy director of the Digital TV Standards Compliance Testing Center of the Ministry of Industry and Information Technology, said that only TV products with a resolution of 3840×2 160 pixels can be called 4K products, and those that fail to meet this standard are "nearly 4K" TVs.

Buying skills:

1, let's look at the clarity part. Metropolis chooses a 4K picture with digital scale (resolution is 38402 160), and after it is played on 4K TV, it is best to see the numbers of each scale clearly. 2K TV can't see clearly, and 4K TV can't see clearly with poor effect.

2. Change another picture to see the display effect of characters, lines and color blocks of 4K TV. If all the details are clear, it can be considered excellent, otherwise it will be unqualified.

3, excellent 4K TV, the gray performance is excellent, white is white, and black is black. For example, this 4K TV is still clear when it reaches the 32nd order and the spherical graphics are 10. Dear netizens, if you have a 4K TV at home, you can try it yourself and see if you can watch it. At present, only less than 10% of the products on the market may reach this position.

Excellent 4K TV:

1、LG

Through more than 40 years of continuous development, LG has become a representative enterprise in the field of electronic information in Korea. With its high-end technology and global production system, LG has become a leading enterprise in the electronic information and communication industry in the world. After continuous efforts, after 20 12, LG also began to launch 4k TV sets, giving more consumers more choices.

LG4K TV, its definition reaches 2 160 TV line (twice the definition of full HD), and the color gamut displayed on the screen is close to the limit color range that human eyes can perceive, thus giving birth to a real sense of picture. Therefore, it is often called S-class home theater.

2. Samsung Electronics

Samsung Group is the largest enterprise in Korea and a multinational enterprise group. Samsung Group includes many international subsidiaries, including Samsung Electronics, Samsung Products, Samsung Life and Samsung Airlines. , business involves electronics, finance, machinery, chemistry and other fields. All these have laid a solid foundation for becoming a 4k TV. JS9900 is a high-end TV product launched by Samsung, which not only has 4K definition, but also adopts curved panel design.