Qualcomm Announces High-Speed & Larger In-Screen Fingerprint Sensor 'Qualcomm 3D Sonic Sensor Gen 2'
![](https://i.gzn.jp/img/2021/01/12/qualcomm-fingerprint-reader/00_m.png)
Qualcomm, a major semiconductor company, is known not only
Qualcomm's new in-screen fingerprint reader is bigger and faster | Ars Technica
https://arstechnica.com/gadgets/2021/01/qualcomms-new-in-screen-fingerprint-reader-is-bigger-and-faster/
The fingerprint reading area of Qualcomm 3D Sonic Sensor Gen 2 is 8mm x 8mm, which is 77% larger than the 1st generation 3D Sonic Sensor that has been installed in Samsung smartphones such as the Galaxy S10 . In addition, the fingerprint reading speed has increased by 50%.
![](https://i.gzn.jp/img/2021/01/12/qualcomm-fingerprint-reader/ssg2_m.png)
In addition to the fact that the fingerprint reading area is located in a place that is not visible to the user, the 1st generation 3D Sonic Sensor sometimes fails fingerprint authentication because the fingerprint reading area is only 9 mm x 4 mm. Qualcomm 3D Sonic Sensor Gen 2, on the other hand, has a larger fingerprint reading area to ensure fingerprint authentication.
![](https://i.gzn.jp/img/2021/01/12/qualcomm-fingerprint-reader/1st_m.jpg)
The SoC manufactured by Qualcomm is installed in most Android smartphones at the time of writing the article, but Samsung is the only manufacturer that has released smartphones equipped with Qualcomm's fingerprint sensor, and most smartphone manufacturers are Synaptics and Goodix. It uses a fingerprint authentication sensor manufactured by Qualcomm. Technology media Ars Technica says the introduction of Qualcomm 3D Sonic Sensor Gen 2 is expected to increase the number of manufacturers adopting Qualcomm fingerprint sensors.
In addition, Mr. Ice universe, who is famous as a leaker of Samsung products, tweeted that 'Samsung's latest smartphone will be equipped with an 8 mm × 8 mm in-screen fingerprint sensor', so it is expected to appear in January 2021. Ars Technica predicts that the new Galaxy model will use the Qualcomm 3D Sonic Sensor Gen 2 as the fingerprint sensor.
The ultrasonic fingerprint sensor of Galaxy S21 is 8 × 8 = 64mm, which is 1.77 times higher than the previous generation, and the unlocking speed is doubled. You don't even need to press it, just tap to unlock. ????
— Ice universe (@UniverseIce) December 9, 2020
Qualcomm announced in September 2019 the large in-screen fingerprint sensor `` 3D Sonic Max '' equipped with a fingerprint reading area of 30 mm × 20 mm while having the same reading speed as the 1st generation 3D Sonic Sensor, and at the end of 2021 Will begin shipping smartphones with Sonic Max.
Qualcomm announces next-generation 3D sensor '3D Sonic Max' that can recognize two fingerprints at once --GIGAZINE
![](https://i.gzn.jp/img/2021/01/12/qualcomm-fingerprint-reader/link.png)
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