Is a mobile phone signal booster useful? Recently, signal boosters and signal enhancement patches that claim to enhance mobile phone signals have appeared on the market. However, according to php editor Banana's investigation, these products actually have no actual effect. Signal boosters claim to improve signal quality, but they don't. The signal enhancement patch is a gimmick, and it cannot improve the mobile phone signal after being patched. Since April 2020, test videos circulating on the Internet have revealed the authenticity of these products, making the lie of so-called signal enhancement self-defeating. If you're experiencing cell phone signal issues in a location with poor coverage, it's wiser to find other reliable solutions, such as changing carriers or using a Wi-Fi hotspot. Keep reading this article to learn more details about these useless products, as well as real signal-boosting methods.
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, Signal enhancement stickers became popular in the second half of 2019. The promotion mainly mentioned places with poor signal such as mountainous areas and underground parking lots. This kind of film can enhance the signal and make mobile phone use smooth.
, When signal enhancement patches first became popular, many film masters in Yangzhou began to purchase them. Since April 2020, people have been recording short test videos, revealing that this kind of film does not have the effect of enhancing the signal. The comparison before and after the film in the video makes this **signal enhancement** discount the original version.
Extended information:
, Regarding the working principle of the signal patch, according to the simple product description, the signal patch enhances the signal reception range by lengthening the wavelength of the signal received by the built-in antenna of the mobile phone. The promotional text states that the front side of the mobile phone signal sticker is the signal transmitting area, and the back side is the signal receiving area. The antenna is designed with pure gold plating, which can effectively prevent radiation when strengthening the signal.
After reviewing relevant literature, we found that the length of the antenna is proportional to the wavelength. The shorter the wavelength, the shorter the length of the antenna can be made, and the longer the wavelength, the stronger the electromagnetic ability to bypass obstacles. It seems that this statement seems to have some scientific basis. However, a communications expert from Shenzhen Telecom said that there are technical flaws in the merchant's promotion.
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