IFixit website on the iPhone  4S disassembled after that, the old iPhone does not support voice assistant service Siri is mainly due to iPhone  4S is used in the new distance sensor,sac longchamp.Distance sensor to determine user cheek is closer to the mobile phone, and the corresponding closed display and virtual keyboard.
In the past iPhone,abercrombie, only when the user call distance sensors that are activated,supra shoes, and hang up call distance sensor will be closed.But Siri also requires the use of a distance sensor.When the Siri through the “ raise-to-speak&rdquo,abercrombie and fitch; option is activated, the user will need to mobile phone close to the cheek.
In order to achieve this function, iPhone 4S distance sensor in continuous activated state.This means that the infrared sensor LED exhibit of lanterns is flashing, but this kind of infrared LED lamp light is not visible,abercrombie, only special digital camera can capture.
IFixit said: &ldquo,abercrombie france; in iPhone 4S,louis vuitton, infrared LED lamp and iPhone 4 completely different,doudoune moncler, but we do not believe that this is due to a hardware change.This function depends on the software system, the software will tell the LED lamp when lit, when put out,abercrombie france.
&rdquo,doudoune moncler pas cher; however, some users consider, the old section of iPhone does not support Siri and not just because of the distance sensor,sac longchamp pas cher.When using Siri, users do not need to use “ raise-to-speak&rdquo,abercrombie and fitch; option,www.airjordanasoldes.com, Apple also allows iPhone 4S users to turn off this option.
Some reports said Siri iPhone 4S,doudoune moncler, need to use more powerful dual-core A5 processor, but iPad 2 also used this processor,abercrombie.Others have reported that the main reason is that iPhone 4S using a microphone,abercrombie paris.It is not clear whether the old section of iPhone will support Siri.
It is reported that recently,air jordan, Apple's iPhone 4 and other equipment to test Siri.But there are reports, Apple has no plans in addition to the iPhone 4S other than products to support Siri.Some developers and hackers have successfully achieved the older iPhone Siri support.
For example, the hacker Stephen ·,supra; Trouton - Smith (Steven Troughton-Smith) said,air jordan pas cher, he is porting Siri to iPhone 4 and iPod Touch,abercrombie, but there are still some limitations.He even porting Siri to iPhone 3GS, although the performance is not very good.
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