As we all know that lots of Smartphone companies are going extreme to creating a 100% full screen display on mobile phones like Samsung on-screen hole camera in the A90, Apple iPhone X notch, Vivo and OnePlus 7pro Pop-up camera.

Samsung was the first to talk about this invisible camera which will be an under display sensor just like the invisible under display Fingerprint sensor in the S10 series.
In an article in Korean publication Yonhap News, Vice-President of Samsung’s Mobile Communication R& Group Display Yang Byung-duk, stated that the issue on the notch will be eventually solved, though not in the near future.
He said:
“Though it wouldn’t be possible to make a full-screen smartphone in the next 1-2 years, the technology can move forward to the point where the camera hole will be invisible, while not affecting the camera’s function in any way,”.
He noted that even the Infinity-O technology was an achievement.
“Punching a hole in the OLED display is a very challenging technology,” he said. “We tried the technology for Galaxy’s 10th-anniversary model and think the strategy worked as a result.”
“Galaxy S10 is the only Smartphone that has a hole in OLED display itself,” Yang pointed out. “Hole display is not one of the design options, but it is a noteworthy achievement in terms of the display technological advances.”

But now, it looks like The Chinese Smartphone maker – OPPO may beat Samsung to be the first to launch the Smartphone with an under display camera technology.
This was revealed by.......

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https://www.haychsblog.com/2019/05/oppo-to-launch-smartphone-with.html