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1, Do you want to drive Tsinghua Unigroup 2.4G wireless mouse? 2, wireless power supply chain (a 3, Wireless charging receiver chip hasWhich ones? How to choose? Do you want t...

Unigroup Wireless Charging Test iphone (ybz Wireless Charging Test Stand)

Do you want to drive Tsinghua Unigroup 2.4G wireless mouse?

1, from the relevant articles on the Internet, there is no need to drive. I was in Hubei Mobile for points, after the unit to plug in the computer, but the prompt "unrecognized equipment"...... I have called Tsinghua Unigroup, and the other party replied that there is no need to install the driver or the code, and you can plug it in. The unit computer is old, I don't know if it is USB1Interface and system problems, can only go home at night to try again.

2, for you this can not be used, may be your USB driver is deleted, you can on the motherboard's official website next driver, should be able to solve this problem. Now the wireless mouse as long as a little better, the power consumption is relatively small. It's possible to replace the batteries every three months.

3, that's how it costs electricity, my wireless is stronger than yours, about 240 hours, that's 10 days. I can't take it anymore. The advantage of wireless is that there are two fewer wires. The feel, the sensitivity. It needs to be comfortable, feelWell, you have to switch back to wired, wireless 2 hands to get rid of it.

Wireless charging Supply Chain (I)

Embedded wireless charging test iphone : Wireless charging technology, wireless charging industry chain embedded cow text: Wireless charging currently the main technical solutions include electromagnetic induction, magnetic resonance, radio wave and electric field coupling four, of which electromagnetic induction and magnetic resonance are the current two mainstream technical routes.

At present, Apple has registered the "wireless charging calibration system",In addition to Apple, BMW, Toyota, Nissan, Honda and other auto giants as well as Bosch, Qualcomm, Huawei, ZTE and other suppliers have vigorously promoted wireless charging, and at present, the world's top 10 auto companies wireless charging test iphone 9 are developing wireless charging interfaces. Let Purple Light wireless charge test iphone We are one step closer to wireless charging for electric cars.

Wan 'an Technology (002590) : The participating company Evatran has passed ETL certificationQualification advantage, the charging system charging efficiency of more than 90%.

vivo mobile phones do not support wireless charging function, so wireless chargers cannot be used. Low-power wireless charging often uses electromagnetic induction, such as the Qi method of charging mobile phones, but ZTE's electric vehicle wireless charging method uses induction.

The receiving end chip and system integration design link has high technical barriers and high profits (about 30% of the profits of the wireless charging industry chain), and the main customers are mobile phone terminals. The development state is very similar to fingerprint recognition three years ago, only IDT has shipping experience, and Broadcom is to AppleWhile others, including TI and Qualcomm, failed to seize the first wave of the industry and failed to break into the supply chain of any mobile phone manufacturer.

What are the wireless charging receiver chips and how to choose?

More common SOCs are IDT, TI, COPO, purple light, etc. Most of the internal mobile phones are currently using IDT receiving schemes. Texas Instruments TI receiver chips used more in the first two years, and now they have downplayed the field of wireless charging. This kind of