How to Answer Calls Automatically without Touching the Cell Phone, Using the Proximity Sensor

The ease of access to the options offered by our cell phones, has become a fact that; more than being part of the novel features, they begin to be common in the devices. That is why every day we implement new uses by gestures, which almost completely replace manual buttons and tactile actions by obligation.

We see these mechanisms present in acts that range from turning on the lock screen, even activating the camera or answering calls. It is precisely the latter that we want to talk about, and we know how cumbersome it can be to have to slide the icon on the screen to receive a call, if the hands are wet or dirty. You can answer with just one gesture!

What are the sensors included in the device and what is the proximity sensor for?

Today’s smartphones (and other devices such as Tablets) are equipped with external or independent elements that are added to the team skeleton when they are being manufactured. These accessories are sensors that the mobile has, and they can detect temperature, weather, movements and even the proximity of objects to the mobile.

It is very easy to know which sensors the cell phone includes, since from the configuration you will be able to see which tools it is capable of executing. Some manufacturers’ brands integrate them enabled by default: It does not allow activating and deactivating the sensors themselves. What they enable is the choose to have these sensors do certain activities; as in the case of the detection of nearby presences.

The latter, also known as “proximity sensor”, is a smart mechanism added to the top of the screen, right at the level of the front camera. In this way, it is in charge of, through the lens of the mobile, processing or measuring the distance between an object and the screen; in order to decipher if you should perform any type of activity in particular.

How does the proximity sensor work to answer calls without touching the screen?

Said sensor is nothing more than the technical possibility inside the chassis of the mobile to detect nearby objects. However, the amount of tasks you can do will be determined by which of them have been activated. For example, turning off the screen if it detects that you are approaching your pocket or lying face down on a table; It can even illuminate a cell phone that is blocked by passing your hand over the sensor.

Likewise, to answer calls you will only have to detect that the mobile has been placed on the ear; and in this simple way it will assume that the user is allowing the communication to be received. So, we can say that it works through intelligent gestures that seek to show off the user’s actions without the user doing them manually: What happens in the case of calls if the mobile is placed in position to speak on the phone.

How can you answer a call by placing your cell phone on your ear?

Some cell phones (more commonly in Samsung with the “One touch mode”) keep the option integrated in the settings, from the “Accessibility” section: Enter the settings and place in the search engine “Proximity sensor”, “Control movements” or “Reply without swiping”. The mobile itself will be in charge of showing related results and that simple you can make sure if it includes the option; to activate it later.

If you cannot find it, first you will have to verify that it includes the proximity sensor and the rest you can activate it with an App … How? In general, platforms such as WhatsApp suspend the audio of a voice, when an object passes near the front camera. If this happens, is the proof that it exists and works perfectly; if not, you may need to calibrate the proximity sensor.

With everything ready you must download Air Call Answer: When you open it for the first time, a screen will appear with a text that indicates the two options you will have to answer calls: Passing your hand over the proximity sensor, or placing it on your ear. Just below there is a switch that, when you turn it on, will be configured automatically … And voila, that’s how easy you can answer calls without touching the screen!