3, this is also an important reason for the current wireless charging technology has not been popularized, at present can only say that this thing can be achieved, but mass production still needs time. As long as the wireless charging technology can be more mature in the future, making the charging efficiency become faster, and can achieve the charging function of running while charging, then I believe that wireless charging technology will definitely become the preferred configuration technology of new energy vehicles in the future.
4, only after the relevant standards are determined, the industry is likely to really develop rapidly. It is interesting to note that in the country of this releaseIn the standard, in addition to led by the China Electricity Union, China Electricity Council, and the participation of two government departments, the Institute of Electrical Science and Technology, China Automobile Research Institute, there is only one foreign company involved in the development of the national standard - WiTricity company.
1, Apple wireless charging concept stock leader has total Da Electro-acoustic; Anjie Technology; Lishun precision; Goer Shares; Crystal photoelectric; Dongshan precision; Ultrasonic electronics and other high-tech companies.
2, wireless charging leading stocks what cloud road shares (682022 midyear report: Net profit of 90 million yuan, net profit growth rate of 428%, operating income of 3.9 billion yuan. Toni Electronics (603595) reported in 2022: Net profit of 63 million yuan, net profit growth rate of 376%, operating income of 3.8 billion yuan. Jingquanhua (002885) (002885) 2022 interim report: Net profit of 55 million yuan, net profit growth rate of 1180.62%, operating income of 11.1 billion yuan.
3, Yunlu Stock (688190) annual report: Net profit of 90 million yuan, net profit growthThe rate was 428%, and the operating income was 3.9 billion yuan. Toni Electronics (603595) annual report: Net profit of 63 million yuan, net profit growth rate of 376%, operating income of 3.8 billion yuan. Jingquanhua (002885) (002885) annual report: Net profit of 55 million yuan, net profit growth rate of 1180.62%, operating income of 11.1 billion yuan.
4, What are the wireless charging concept stocks? Shuobide (300322) : A-share is the first communication antenna leader to enter wireless charging. The company is the domestic communication terminal antenna leading enterprises. Shuobed is a professional engaged in wireless communication endEnd antenna manufacturers, the main business for wireless communication terminal antenna research and development, production and sales.
5, NJie Shares (00281SZ) : Njie Shares is a company focused on the development and production of wireless charging technology, its products have been applied to a number of fields, including automobiles, smart homes, etc. The company's wireless charging technology has obtained a number of international certifications and has a high technical content. The above three stocks are considered to be representatives of wireless charging concept stocks in the market, and are also leading stocks of wireless charging concept.
Electromagnetic induction wireless charging short board is more: the need to align the coil when charging, the charging distance is relatively close, and the number of rechargeable devices is less. These three shortcomings limit the development of electromagnetic induction wireless charging.
As an electronic charging product, the charger itself can not avoid radiation, so it is inevitable that the wireless charger has radiation. However, the power of the wireless charger is very small, the charging time is longer, the radiation generated is also small, and it should not cause great harm to people. To avoid unnecessary waste and produce more e-wasteChina is implementing the unified standardization of mobile phone charger ports.
I think the current domestic market has a variety of wireless chargers, but there are many problems that have not been solved, such as the problem of compatibility with mobile phones, the problem of interface limitations, and the problem of conversion efficiency. If all these problems are solved, wireless charging mobile power can be welcomed by consumers.
At present, the wireless charger of the first mobile phone has not been popularized, plus some use can not be used, but the wireless charging technology itself is still worth promoting.
Wireless charging application scenarios limited mobile phones wantWireless charging must use the charging base, if it is removed from the base, the phone can not be charged, which is the same as the wired fast charge to rely on the charging line and charging head. The phone must be static, and it is impossible to play a game while charging.
Wireless charger is good, convenient, safe and durable; The disadvantages are bondage, high price and low efficiency. Advantages of wireless charger: Convenient: wireless charging belongs to one-to-many charging, which solves the problem that the interface is not applicable, and also avoids the phenomenon of poor contact caused by repeated plugging and unplugging of the mobile phone interface, which can better protect the mobile phone interface.
Redmi K60 Redmi K60 is a mobile phone product released by Xiaomi on December 27, 2022, and will be available on December 31, 2022. The Redmi K60 is equipped with a 5,500mah battery that supports 67 watts of wired fast charge and 30 watts of wireless second charge. iPhone15 iPhone15 is Apple September 2023The electronic products unveiled at Apple's fall product launch event on Monday.
Headphones Now there are many major brands of TWS headphones on the market, this type of headphones are the use of charging storage function, that is, small wireless charging applications, wireless Bluetooth wireless charging, greatly increasing the user's sense of use.
Yunlu Stock (688190) annual report: Net profit of 90 million yuan, net profit growth rate of 428%, operating income of 3.9 billion yuan. Tony Electronics (6Annual Report: Net profit of 63 million yuan, net profit growth rate of 376%, operating income of 3.8 billion yuan. Jingquanhua (002885) (002885) annual report: Net profit of 55 million yuan, net profit growth rate of 1180.62%, operating income of 11.1 billion yuan.
SAN 'an Optoelectronics (60070SH) : SAN 'an Optoelectronics is one of the well-known semiconductor lighting and display solution providers in China, and it also has a more in-depth research in wireless charging technology. The wireless charging chip developed by the company has been applied in a number of intelligent devices, and has a high market competitionForce. Zte (00006SZ) : ZTE is one of China's leading communications solution providers with an active presence in wireless charging technology.
What are the wireless charging concept stocks? Shuobide (300322) : A-share is the first communication antenna leader to enter wireless charging. The company is the domestic communication terminal antenna leading enterprises. Shuobide is a professional manufacturer of wireless communication terminal antennas, the main business is the development, production and sales of wireless communication terminal antennas.
What are the wireless charging concept stocks? Qingdao Haier (600690) : Haier "tailless electricThe "vision" uses wireless power transmission technology in collaboration with the Massachusetts Institute of Technology to deliver power to the TV without the use of wires, which is the first time wireless power transmission technology has been successfully applied to TV receiving terminals.