Ultrasonic fingerprint sensor vs optical. The new technology looks to improve on the original model in May 13, 2024 · Goodix ultrasonic fingerprint sensor utilizes a proprietary CMOS sensor architecture and wafer-level acoustic processing to enhance accurate and fast authentication. Implementing biometric technology-based time and attendance registering systems has simplified tracking employees' time and attendance and Sep 28, 2019 · It employs acoustic ultrasonic sound to map users fingerprint in any state. The following table shows the advantages and disadvantages when optical sensors and ultrasonic sensors are compared. This method also uses a comparison between the saved and the current Jul 21, 2023 · Finger-sensor surface contact is a key concept in fingerprint image acquisition. com - Fingerprint merupakan fitur pada smartphone yang berfungsi sebagai pengaman penggunaan. Ultrasonic sensors are generally faster than Optical sensors. Since there's no physical indent, you've got to actually look at the screen to use it. Can be assembled on the middle frame and placed side by side with the battery. Many illuminate the finger in order to deliver crisp contrast of lines as the light-sensitive scanner (usually an image sensor or light-sensitive microchip) records the information to produce a digital image. Ultrasonic scanners use sound waves to create a 3D image of the fingerprint, while optical scanners use light to capture an image of the fingerprint. According to Brandon Barbello, Group Product Manager, the Pixel 7 series under-display fingerprint readers feature new hardware and better optimized software to make unlocking much quicker and more accurate than last year. Using ultrasonic fingerprint ID counteracts spoofing attempts using 2D replicas of a person’s fingerprint. Fingerprint sensors constructed using any of these methods are known by the method itself, for example, capacitive fingerprint sensor, ultrasonic fingerprint sensor, optical fingerprint sensor, etc. There are two types of FoD sensors most widely used today: Optical and Ultrasonic. Showcasing the power of the Snapdragon 8 Gen 2 chipset, these smartphones boast an impressive amount of RAM. Under-display fingerprint sensors come in two main varieties. Optical sensors showed a small decrease in accuracy at the higher speed. However, the digital pattern is generated through electrical voltage. The dominance of full-screen smartphones has resulted in the replacement of the physical button on the front of a smartphone with a FoD sensor. If it is, the phone unlocks. While under-display optical fingerprint sensor has been commercially Apr 12, 2024 · Inside the display, Samsung includes an optical fingerprint sensor for security. It is fastest and most secure fingerprint sensor currently available in the market. Manufacturers embed them in some smartphones, for example. ~50–100 μm) 20,21, so it can only locate the finger as a whole. Samsung Galaxy S21 series uses the new Qualcomm ultrasonic fingerprint scanner with 1. The capacitive type was used first Sep 2, 2021 · Existing fingerprint sensors can be categorized into three different types based on their operating principle: optical, capacitive, and ultrasonic. Ultrasonic fingerprint sensors are a LITTLE bit better. Dec 18, 2012 · The results: The capacitive technology registered no errors, even at 220 meters-per-minute. Tags. The software then Ultrasonic sensors are the newcomers to fingerprint scanning, bringing a touch of premium innovation. Jul 21, 2023 · Finger-sensor surface contact is a key concept in fingerprint image acquisition. [200 Pages Report] The fingerprint sensor market is projected to grow from USD 4. Optical sensors capture the high-resolution Jan 29, 2021 · Ultrasonic fingerprint sensors are a newer technology and use small sound waves to make a 3D map of a fingerprint, a more secure solution that's not easily fooled, and one that works better when Apr 10, 2024 · OnePlus, Oppo, and Realme, all under the BBK Electronics umbrella, are poised to change biometric authentication with the introduction of ultrasonic fingerprint sensors for their upcoming flagship models. Jan 15, 2021 · Published Jan 15, 2021. Jan 16, 2022 · here Is my non scientific comparison video between the Samsung Galaxy S21 Fe Optical Fingerprint Sensor vs S21 plus Ultrasonic Fingerprint sensor testSupport The main differences between an Ultrasonic fingerprint sensor, a capacitive fingerprint sensor, and an optical fingerprint sensor are: Accuracy and Security: Ultrasonic fingerprint sensors are more accurate, and thus more secure, than optical sensors because they create a 3D image of the fingerprint, while optical sensors can only create a 2D Jan 13, 2022 · Hingga artikel diterbitkan, setidaknya ada dua tipe sensor fingerprint yang sangat umum digunakan dalam hal ini di mana meliputi optik dan ultrasonik. Feb 9, 2023 · Because the ultrasonic in-display fingerprint sensor creates a 3D image, it is more secure and difficult to fake compared to the 2D image captured by optical in-display fingerprint sensors. Galaxy S. et al. The new sensor is 77 percent bigger and 50 percent faster than the old models, and it Aug 30, 2022 · Optical fingerprint sensors make me really cranky. In-display is the best position for fingerprint sensor because the screen is the place where your thumb/fingers are always touching. Feb 21, 2019 · Ultrasonic in-display sensors are more expensive and can only be found in high-end devices such as Galaxy S10 series. Mar 15, 2021 · The fingerprint recognition method is commonly divided into three types: capacitive fingerprint [1], optical fingerprint [2], and ultrasonic fingerprint [3]. One of the Google engineers said so during the pixel superfan tech talk. optical fingerprint sensors flashes my eyes in the dark when my finger doesn't't cover the whole sensor. Most notably, they can unlock devices even when the screen is off, eliminating Jan 18, 2024 · In the post, which I slightly edited for legibility’s sake, he requests a physical fingerprint reader, claiming that, “The next flagship that has a physical sensor on the back of the phone so ADMIN MOD. Oct 14, 2019 · That’s because the optical ones are relatively easy to trick and may not provide the level of security that people want or need. Applies the micro-focus technology based on the pinhole effect, fingerprint module as thin as only 3. The specialty of multispectral sensors is that it can capture the features of the tissue that lie below the skin surface as well as the usual features on the finger surface. are other means that can help capture details of fingerprint surface. Pretty much everyone else uses optical fingerprint sensors and has been doing so ever since in-display fingerprint readers became commonplace in the industry. These optical sensors are basically just cameras---they illuminate your finger, snap a quick photo, and compare that photo to all the fingers in your biometrics settings. The biggest innacuracy is often having to guess the sensor location on the screen. Which is the most secure? Quick Links. But man, I'm glad they believed in their tech. There’s optical A tiny camera under the screen takes an image of your finger which is then compared to the stored image. It's much more secure than optical in-display sensors 3 Examples of Optical Fingerprint Sensors (FBI FAP 10 / FAP 20 / FAP 30) by Aratek Biometrics ‍ Using visible light and an image capture device, it works by taking a photograph of your fingerprint and transforming it into digital data. Ultrasonic vs. Pros: With a film screen protector it's back to being great and accurate. The capacitive method has been commonly used in mobile devices. These more expensive units work using ultrasound to build up an image of your fingerprint Feb 23, 2019 · The Galaxy S10+ is the first phone we've seen with an ultrasonic fingerprint sensor, rather than a physical fingerprint sensor or the optical sensor OnePlus uses in its OnePlus 6T phone. The Samsung Galaxy S23 Series includes three cutting-edge devices, each equipped with an advanced ultrasonic in-display fingerprint sensor. Additionally, if the environment the reader is in tends to be wet or dirty, ultrasonic fingerprint readers will likely perform better. So that's it. In all the fingerprint sensing technologies, when the finger touches the surface of the sensor, the ridges are in contact, while valleys remain at a certain distance. For over half a century, the optical biometric fingerprint scanner and sensor products have been the go-to choice for law enforcement personnel and government The S21 Ultra's ultrasonic fingerprint scanner is supposed to be better than previous versions but I find it to be way more inconsistent still compared to the 2XL/3XL I had. May 25, 2021 · The latest phones in Samsung’s lineup, including the new Galaxy S21 series, feature an ultrasonic, in-display fingerprint sensor, which creates a 3D image of your fingerprint — and it’s more secure and accurate than traditional capacitive fingerprint readers. Multispectral imaging is an optical sensor that has been introduced to reduce the vulnerability of fingerprint sensors to spoof attacks. Samsung uses an ultrasonic sensor which emits sound waves to scan the fingerprint. In the course of pursuing narrow-bezel and full-screen display, the under-display fingerprint sensor is considered to be a user-friendly and practical solution for newer models of smartphone. The functionality of the capacitive sensors works similar to the optical sensors. g. DOWNLOAD PDF. An Mar 8, 2023 · Technology: The primary difference between ultrasonic and optical under-display fingerprint scanners is the technology they use to read the fingerprint. E. Fingerprint sensors are classified into optical fingerprint sensors, semiconductor capacitive sensors, semiconductor thermal sensors, semiconductor pressure-sensitive sensors, ultrasonic sensors, and radiofrequency RF sensors according to the sensing principle Nov 2, 2020 · In the touch sensor, the pitch of the electrodes is considerably larger than that in the fingerprint sensor (~4 mm vs. More Secure. Kedua tipe sensor fingerprint tersebut tentu mempunyai kelebihan dan kekurangannya masing-masing. They take a digital fingerprint picture using a light source and a photodiode (a device that turns light into electrical Nov 4, 2022 · Connect the VCC and GND pins of the fingerprint sensor to the 3. The Xiaomi 14 Ultra engineering engine started testing the "single-point ultrasonic" solution, but it is currently uncertain whether the solution Feb 1, 2024 · An optical to tactile converter (Optacon, 1. Samsung Galaxy S23 Ultra / S23 Plus and S23. Physical contact is the most adopted image capture approach which is currently in use in many applications. The ultrasonic scanner only confirms the user with the detailed 3D model of the fingerprint. 2 mm to 4. Apr 25, 2024 · The sensor translates these echo variations into a comprehensive 3D fingerprint map. Modal yang lebih tinggi dibandingkan optical fingerprint scanner; Belum tersedia pada semua ponsel pintar; Cara Menggunakan Ultrasonic Fingerprint Scanner. When Samsung opted to skip the optical under-display fingerprint scanner in its Galaxy S10 phones, the results weren’t great either Mar 1, 2019 · The detection of fingerprint can be realized by optical 4, electrostatic 5, ultrasonic 6,7, mechanical, or thermal methods. The Nov 20, 2017 · A monolithic ultrasonic fingerprint sensor based on an 8×24 AlN piezoelectric micromachined ultrasonic transducer (PMUT) array with 254-DPI pitch has recently been demonstrated 5, 6. S24 series' Ultrasonic Fingerprint Sensor is pretty nuts. Everything else is worse with optical. You need whitestone dome screen protector, it comes with UV liquid applicator and the fingerprint works perfectly. Optical and capacitive Feb 21, 2019 · Best answer: An ultrasonic fingerprint sensor works by bouncing a sonic pulse wave off of your fingertip to create a three-dimensional image. We used to have these great pieces of hardware, dedicated spaces, with tactile landmarks, that we could press with a finger and thumb. The latter requires illuminating a portion of the screen, so a sensor can optically "see" your fingerprint. Here, the blue color wire is an interrupt wire which remains unconnected. Apr 30, 2022 · This actually might explain why the optical fingerprint sensor used in the Pixel 6 and Pixel 6 Pro was taking longer to register fingerprints compared to other phones that might be using the same Mar 21, 2022 · Samsung is one of few, or perhaps the only, manufacturer that currently uses an ultrasonic-type in-screen fingerprint sensor on its flagships. Optical sensors. Mar 3, 2022 · Most smartphones with in-display fingerprint readers, including the Pixel 6, use "optical" sensors to verify your identity. Mar 11, 2024 · Ultrasonic fingerprint scanners aren’t the only option if you want to hide the sensor in the display. Fingerprint Template: The captured fingerprint image is enhanced and any noise or artefacts are removed. If you are in a position to use the phone, you are going to be able to reach the sensor. 3. optical solutions, which leaves users exposed to spoofing. The Samsung Galaxy S21 flagship May 25, 2020 · The use of fingerprint for biometric identification is one of the most prevalent authentication methods applied today in smartphones. Jun 21, 2022 · A capacitive fingerprint scanner works by registering how the ridges on your finger alter the charge in capacitors when pressed against them, creating a map of your fingerprints in this way. Research has shown that it’s possible for strangers who Aug 29, 2021 · Optical Sensor: These types of scanners basically make a photocopy of the finger. If you have a . Die ultrasonic Fingerprint Scanners beim S10, S20 oder S21 sind zwar anscheinend besonders sicher , (gegen Angriffe mit Jul 28, 2023 · Kekurangan Ultrasonic Fingerprint Scanner. Jul 25, 2022 · This technology allows a smartphone display to read the fingerprint of the user for authentication. Ultrasonic sensors improve fingerprint scanning by offering a 3D perspective, unlike the 2D representations by Oct 21, 2019 · With the optical method, there is a visibility issue for sensors that can result in lower recognition rates in strong sunlight. It then takes a picture of your illuminated fingerprint with a camera under the screen and makes sure it's registered. 7x larger surface area and better performance. The sensor first shines a small LED light onto your fingerprint, and then a camera takes a quick snapshot capturing the light and dark areas which denote the ridges and valleys in your fingerprint, respectively. Apr 1, 2023 · It uses an ultrasonic scanner instead of an optical one. not seen any mention of it We are now seeing phones with just Rs. However, ultrasonic fingerprint sensors also exist. Ultrasonic fingerprint sensor using a piezoelectric micromachined ultrasonic transducer array integrated with complementary metal May 15, 2024 · Fingerprint capture: The user places their finger on the fingerprint sensor’s scanning surface. Although there is still a variable that cannot be overcome, that is, poor quality fingers, ultrasonic imaging has managed to minimize the impact of Typical sensors used for distance measurement are optical sensors. Oct 25, 2022 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Mar 3, 2022 · The Samsung Galaxy S22’s fingerprint scanner is perfect. Optical scanners shine a bright light on your finger (it often appears on-screen as an animation). May 24, 2023 · 1. With an ultrasonic fingerprint scanner, the Only good thing about optical is that you can put a cheap tempered glass screen protector and it still works. There are various types of fingerprint scanners, each with strengths and weaknesses. Safeguard a user's identity with the most advanced fingerprint security system available. Designed to be a friction-free process, it is considered less secure. The solution features an Jul 7, 2022 · Under-/in-display fingerprint sensors can be either ultrasonic or optical. 1–2. Jul 24, 2020 · Ever wonder how your Smartphone Fingerprint Sensor works? Or how fast and reliable it is compared to other Fingerprint tech? I test out their speed in slow-m Jun 14, 2023 · This work presents several fingerprint acquisition techniques, such as optical capacitive and ultrasonic, and analyzes acquisition types and structures. Apr 1, 2024 · Ultrasonic scanners, a recent innovation, employ sound waves to image the fingerprint. So I actually prefer the S22 Ultra one, but yeah the optical fingerprint scanner on the tab S8 Ultra is great as well and not much to complain. More Accurate Ultrasonic fingerprint sensors are more accurate than optical sensors because they use 3D sound waves. Optical scanners are the most traditional type. Jun 2, 2023 · Fingerprint Sensor Pros Ultrasonic In-Display Fingerprint. Feb 15, 2022 · Aidil Fichri. SUKABUMIUPDATE. So the last hope is GN2/Ultrasonic FP is for the Pro model only (of course the leakers have to put their hands on the base model only :D ). Published Dec 23, 2021. Ich möchte auf dieses Thema aufmerksam machen, da es imho wenig kommuniziert wird und auch in der Fachpresse keine bis wenig Erwähnung findet. I think it was Tech Spurt or something. So basically, this year we get a new refined design, a new SoC, and new software. The third type of fingerprint reader is called an ultrasonic scanner, because it uses high-frequency sound waves to "map" your finger instead of light. It is. This page provides easy-to-understand description of advantages and disadvantages of optical sensors and ultrasonic / level sensors. Oct 25, 2022 · Instead, the G10 makes one major change to its internal specs, swapping out the optical in-display fingerprint sensor for an ultrasonic variant. Man idk the comment below tells optical but I remember a few reviews calling it ultrasonic. With all that said, both ultrasonic and dingo_bat. Samsung started using in-display fingerprint Feb 14, 2021 · Ultrasonic (S10, S20, S21) vs optical (S20 FE) Fingerprint scanner. 6000 with a fingerprint scanner. Thermal. Although this ultrasonic technology is pricey, it's paving the way for advanced in-display Mar 4, 2024 · According to two separate sources on Weibo, China's equivalent of X (formerly Twitter), Xiaomi is currently testing ultrasonic fingerprint sensors for the upcoming Xiaomi 15 flagship family, which Apr 5, 2024 · In-depth Look at Fingerprint Scanners: Optical vs. Out of the three biometric authentication systems we’re talking about in this article, the ultrasonic in-display fingerprint sensor is the most secure. In-display fingerprint scanners will increasingly also be ultrasonic instead of optical and it's one of these that's used inside the new Galaxy S10. Ultrasonic sensors, while having the advantage of working with a very wide range of label materials, showed considerably larger errors and a clear relationship between web speed and Aug 3, 2022 · The big debate: Capacitive vs Optical Fingerprint Sensor. 3D Sonic uses acoustic-based technology that reflects the unique features of a user's individual fingerprint vs. Ho, and the big one, a thermometer on the Pro. It is optical. Note that this table is based on KEYENCE products. Feb 24, 2019 · An optical fingerprint reader -- like the one powered by component-maker Synaptics that we first saw in Vivo phones-- bounces light up to your finger and back down to the sensor, which interprets Ultrasonic imaging has demonstrated much more tolerance to external conditions that cause poor biometric image quality in optical systems, such as humidity, extreme temperatures, and ambient light. While optical sensors are less secure than capacitive ones (since a simple photo can trick the sensor) they can be integrated behind a Jan 11, 2021 · Qualcomm has announced its new 3D Sonic Sensor Gen 2 ultrasonic sensor for in-display fingerprint readers. The fingerprint scanner on my S24 Ultra is so accurate, I registered different sides of my Jan 12, 2021 · Qualcomm has officially announced the latest version of its ultrasonic in-display fingerprint sensor dubbed 3D Sonic Sensor Gen 2. Using optical, capacitive, ultrasonic, or thermal sensing technologies, the scanner captures an image of the fingerprint. The Pixel 7 series has new fingerprint sensor hardware and better optimized software. Selasa 15 Februari 2022, 15:30 WIB. The finger is illuminated from a light-emitting diode (LED), while a photodetector transmits the image through a lens 2,3 ADMIN MOD. But how many types of fingerprint scanners are there. Optical-capacitive fingerprint scanners are being used for this purpose too. 2. Capacitive vs. 2 mm. There are literally only TWO phones (from the same manufacturer) where I enjoy the in-display experience. Here’s a quick rundown of authentication best practices, the biometric Lens-Type Optical IN-DISPLAY FINGERPRINT SENSOR™. Contact sensors such as optical with CCD, capacitive, and digital scanners have been used for contact-based image acquisition. Fingerprint. Many PC-connected fingerprint scanners use optical sensors. But, a cheaper alternative is optical sensors which are basically cameras under the display to take a picture of the finger. Unlike existing optical and capacitive fingerprint sensor which depends on 2D mapping, Ultrasonic fingerprint sensor register minute details in 3D and are thus very hard to fool. 0% from 2024 to 2029. I remember during the time of the S10s' to the Note 20s', everyone dogged on Samsung insistence on their fingerprint scanners. In addition, the pros and drawbacks of various sensor types, as well as the limits and benefits of optical, capacitive, and ultrasonic kinds, are discussed. Optical sensors are very durable and require zero to no maintenance in the long run. The glass platen in which the sensor is placed is scratch-resistant and made up of material that is sometimes considered as hard as quartz. The Mar 11, 2022 · Optical-capacitive scanners: Ultrasonic fingerprint scanners are not the only option for the manufacturers to hide the sensor in the display, optical-capacitive fingerprint scanners can also be Dec 4, 2023 · Additionally, there are reports of Xiaomi testing a single-point ultrasonic fingerprint sensor for potential use in the upcoming flagship, marking the company's second venture into this technology. And optical sensors are worse than ultrasonic sensors for fingerprint scanning. Fitur keamanan ini pula memiliki jenisnya diantaranya adalah Optical dan Ultrasonic. It's a pain to apply but it's 100% success. Likewise, connect the yellow wire (Tx) and green wire (R2) to both D2 and D3 pins of Arduino respectively. Ultrasonic sensors work using ultrasound to build up an image of your fingerprint (yes, really) and work better with messy fingerprints 4 Ultrasonic Fingerprint Sensors 67 Ultrasonic imaging has been used for decades in both medical and non-destructive testing (Krautkramer and Krautkramer, 1990; Christensen, 1988; Mackovski, 1983) and is the fastest growing imaging modality in the world. The Pixel 8 and 8 Pro, on the other hand, rely on the same optical fingerprint sensor as before, which pretty much suggests no major performance improvements from a hardware point of view. Untuk menggunakan ultrasonic fingerprint scanner, kamu hanya perlu menempelkan jari yang telah terdaftar pada permukaan sensor. These sensors work when a sonic pulse bounces off your finger and creates a 3D image of it. The optical scanner uses a 2D fingerprint image to authenticate the user which raises security issues as it can be bypassed without a lot of effort. There are 3 main technologies for fingerprint scanners: optical, capacitive and ultrasonic, which are all illustrated in figure 1. Dec 23, 2021 · Optical, capacitive, and ultrasonic fingerprint sensors — how do they work? By Zachary Kew-Denniss. Optical scanners will require one to wake the phone before placing the thumb while ultrasonic can work even when the display if off. It requires a firm press at the exact point where the scanner is. Ultrasonic needs a glass screen protector with gel. Seiring berkembangnya teknologi, kini hadir fitur In-Display Fingerprint. Instead of having to use a fingerprint, device owners could simply point the camera at their own face and unlock their phones. On the other hand, optical fingerprint readers may be more affordable but are less secure. Connect the white color wire to 3. It also safeguards from extreme weather and is mostly shock At the end I still prefer the S22 Ultrasonic ones since it doesn't have to light up the screen to scan, matters especially in dark areas in the night where it's not blinding to the eye. Accuracy: Ultrasonic scanners are generally Aug 20, 2019 · Fingerprint Sensors Technologies. Back or side are better in very particular scenarios. Back in 2018, Qualcomm was the first company to introduce an under-display Feb 5, 2024 · As a teardown has revealed, the Galaxy S24 Ultra is using a newer ultrasonic fingerprint sensor from Qualcomm. Oleh karena itu kita kadang kala perlu mempertimbangkannya secara matang-matang sebelum memilih Ultra sonic sound waves, heat, capacitance, etc. Which is based on pulse, ridges, and pores. The main reason for the popularity of this medium in the medical commu- Mar 17, 2022 · While capacitive scanners are faster and more secure than optical ones, they don't work well in moisture (if your fingers are wet) and they can be damaged by static electricity. In contrast to the optical scanner, the user swipes their finger over the scanning surface. 3V. Matching latency as fast as only 75 ms. A piezoelectric transducer emits high-frequency sound pulses, and the reflected echoes are analyzed to reconstruct a detailed fingerprint profile. •. Jul 24, 2020 · Or how fast and reliable it is compared to other Fingerprint tech? I test out their speed in slow-mo, and reliability with dry, wet, and oily fingers between a Physical (Sony), Ultrasonic Oct 21, 2020 · Optical vs Ultrasonic Scanners: Security. 2 billion in 2024 and is expected to reach USD 5. In-screen is always the best. 9 billion by 2029, growing at a CAGR of 7. We'll know soon tho, once the reviews are up by 28th. Dec 31, 2019 · A guide to the difference between three types of fingerprint scanners: capacitive, optical, and ultrasonic scanners; as well as their pros and cons. Nov 3, 2023 · Samsung Galaxy S23’s ultrasonic fingerprint sensor is the best in the business. However, the This site provides information useful for people involved in manufacturing to select sensors. The adoption of ultrasonic fingerprint sensors by BBK Electronics brands heralds a new era of enhanced security and user experience in Sep 12, 2023 · Ultrasonic under-display fingerprint sensors offer a range of inherent advantages over their optical counterparts. ? How they differ from each othe Jul 25, 2022 · Ultrasonic fingerprint readers are more secure but are also more expensive. There are some serious drawbacks to optical Dec 16, 2020 · A fingerprint sensor is a key device to realize automatic fingerprint collection. Goodix invented, widely used in smart devices such as mid Jul 3, 2018 · Optical fingerprint sensors use frustrated refraction over a glass prism. Understand the differences between them to make proper selection according to your application. 3V and GND pins of Arduino. May 15, 2024 · Capacitive fingerprint scanner. While it’s nice to have the feature, it’s admittedly much slower than the company’s ultrasonic fingerprint Nov 3, 2022 · The alternative it proposed was a more simplistic, but some argue less secure, alternative. iPhone 15 Pro’s Face ID remains an industry leader. 1 Y. The ultrasonic method has a higher recognition rate outdoors, and works well in low temperature conditions. For some reason Google is still using this. Aug 19, 2022 · The fingerprint scanner of the Galaxy S23 Ultra may turn out to be one of those Qualcomm 3D Sonic Max Ultrasonic affairs that supports a wide coverage area that comfortably fits two fingers and greatly increases security and readability, claims Alvin the leakster. So much for GN2, Ultrasonic FP, UFS4. Nov 6, 2020 · There are two primary types of in-display fingerprint scanners: optical and ultrasonic. ly jb ki mf ym vv mk nj jl wk