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2021-11-09Regarding the car charger, what should we pay attention to?
The car charger uses the car cigarette lighter as the power socket to directly charge the mobile phone. The car charger must consider the actual needs of lithium battery charging (CV, CC, OVP), and ta -
2021-11-10
Car wireless charging is junk? This is the correct way to open!
Nowadays, as a daily necessities of life, mobile phones are replaced more and more frequently, and various manufacturers are also changing their methods to upgrade various technologies. Once the wirel -
2021-11-11
What is a noise-canceling headset? What is the difference with ordinary headp...
Noise-cancelling headphones refer to a kind of headphones that can achieve noise-cancelling effects by using a certain method. At present, noise reduction headphones are divided into active noise redu -
2021-11-17
What scenarios are noise-canceling headphones suitable for? How should we cho...
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2021-11-18
3-What is foreign body detection for wireless car charger?
The foreign bodies here mainly refer to ferromagnetic metals. Ferromagnetic metal itself is a closed loop. When ferromagnetic metal is placed in a changing magnetic field, the magnetic flux passing th -
2021-11-19
What are the foreign body detection indicators in Qi certification?
In the BPP (maximum transmission power less than or equal to 5W) certification process, the metal is placed between the transmitter and the receiver until the transmitter detects a foreign object. If -
2021-11-19
At what stage can the foreign body be detected? What is the test method for w...
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2021-11-23
What is the role of self-calibration in FOD?
In the WPC protocol, the self-calibration method is specifically introduced, and it is recommended that the production process of the transmitter has a self-calibration process to ensure the consisten -
2021-11-24
Before power transmission, what are the methods for foreign body detection?
Before power transmission, there are two common foreign object detection methods: 1. The transmitting end judges whether there is a metal foreign body by detecting some abnormalities in electrical per -
2021-11-25
What are the methods for detecting foreign objects during power transmission?
In the process of power transmission, there are many ways to detect foreign objects: 1. In low-power applications, directly detect the surface temperature. This method is rough and straightforward, bu -
2021-11-30
European customers are requesting CE certification！
The "CE" mark is a safety certification mark and is regarded as a passport for manufacturers to open and enter the European market. In the EU market, the “CE” mark is a compulsory certificat -
2021-12-01
What do you need to prepare for the CE Certification?
The name and address of the manufacturer (EU authorized representative (EU authorized agent) AR), product name, model, etc. l Product instruction manual l Safety design documents (including key struct