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iPhone 12 has mysterious curves, what is it?

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All series iPhone 12 Apple has just released a 5G connection, be it the iPhone 12 Pro Max with the largest screen to the smallest iPhone 12 Mini.

Then, at the launch event held by Apple last night, Wednesday (14/10/2020), there was a mysterious indentation on the lower right side of the cellphone. Uniquely, on the iPhone 12 outside the United States, there is no notch.

The mysterious indentation turns out to be a ‘window’ for the antenna 5G mmWave. Yes, the area is indeed made so that it is easily visible to the user, maybe so that the user is aware not to cover the area because the signal capture will not be optimal.

US and UK versions of iPhone 12 Pro comparison Photo: Doc. Apple

Why is it only on the iPhone 12 being sold in the US? Because Apple only provides mmWave support for users in the US. This can be seen from the list of frequencies supported by the iPhone 12, where for the US version there is a spectrum of n260 and n261, and not in the iPhone 12 versions of other countries.

For your information, mmWave is a 5G variant that offers a much higher connection than 5G on other spectrums. The speed reaches a gigabit count, even Apple claims the maximum speed it can get can reach 4 Gbps.

But mmWave also has weaknesses, even a lot. Such as low speed consistency because the signal coverage is very small. In addition, mmWave also requires a very large battery power to operate.

For this reason – perhaps – the ‘window’ for the mmWave antenna is intentionally easily visible so that it is not covered by the user’s hand which will reduce the ability to catch the signal.

Just a reminder, Apple has been hit by a scandal Antennagate when releasing the iPhone 4. At that time, many iPhone 4 users whose cellphones had difficulty catching the signal when held with their left hand. It’s probably this kind of problem that Apple wants to avoid in the iPhone 12.

Apple’s 5G battery saving trick
5G connectivity can indeed produce very fast internet speeds. But on the other hand, the battery power consumption is very high compared to 4G LTE.

For this reason, Apple has a Smart Data Mode to save battery consumption on the iPhone 12, which all series support 5G networks.

Smart Data Mode works by adjusting the connection used automatically depending on the application being opened. For example, if the user only opens the email application or Twitter, then the iPhone 12 will only use the 4G network, even though there is 5G network coverage in that place.

Then when the user opens an application that streams movies, makes video calls, and the like, the iPhone will automatically move to 5G. Because this kind of application requires a large bandwidth, even a small latency.

On paper this solution looks very good, and maybe it is needed because in general, iPhone has a relatively low battery capacity when compared to Android. But the facts on the ground, of course, have to wait for user reviews. Especially about the impact on battery power consumption.

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