Re: Maximum simultaneous Bluetooth connections
Re: Maximum simultaneous Bluetooth connections
- Subject: Re: Maximum simultaneous Bluetooth connections
- From: Etan Kissling <email@hidden>
- Date: Tue, 19 Feb 2013 21:11:18 +0000
- Thread-topic: Maximum simultaneous Bluetooth connections
Sergei,
There was a thread on this mailing list where streaming data over three concurrent connections already created problems.
While 100 is theoretically possible, the current technology is not yet as far progressed.
Etan
On 19.02.2013, at 21:07, Sergei Shevlyagin <email@hidden> wrote:
> Thanks for the answers. To make my question clearer:
> - Max # of simultaneous connections to an iOS device, e.g. iPad 4, using
> Bluetooth Low Energy
>
> I understand that according to Frederik there's no theoretical maximum, I
> wonder if anyone has hit an actual maximum.
>
> Thanks,
> Sergei
>
> On 2/19/13 9:14 AM, "Chris Hall" <email@hidden> wrote:
>
>> One of the engineers stated the number was 10 devices.
>>
>> Chris Hall
>>
>>
>>
>> Sent from my iPhone
>>
>> ----------------
>>
>>
>> On Feb 19, 2013, at 11:54 AM, Frederik Vibe-Petersen <email@hidden>
>> wrote:
>>
>>> Bluetooth LE supports many devices. The number '7' or '8' is within the
>>> Standard Bluetooth 2.1 (+EDR) which the iPhone support under the MFI
>>> program.
>>>
>>> As I have learned, the number of simultaneous connected devices is
>>> based on
>>> the actually memory in the iPhone, designated to the Bluetooth chip.
>>>
>>> The Bluetooth LE standard officially supports unlimited devices (see
>>> print-screen of the official document here:
>>>
>>> https://dl.dropbox.com/u/3817170/Bluetooth LE Official Document.png
>>> )
>>>
>>> So, as we don't know how much memory Apple designated to the Bluetooth
>>> LE
>>> protocol/hardware, and how efficient they have made it, it's hard to
>>> tell
>>>
>>> I don't remember seeing any official number from Apple?
>>>
>>>
>>> On 19/02/13 17.42, "Michael Kroll" <email@hidden> wrote:
>>>
>>>> Hi,
>>>> I can remember that about 8 connections are supported at the same
>>>> time. Might
>>>> be wrong that it is only seven, but very sure that it's not 100+.
>>>>
>>>> Regards,
>>>> Dr. Michael Kroll.
>>>> --------------------
>>>> Blog: http://www.mkroll.mobi
>>>> Forum: http://forum.mkroll.mobi
>>>> Twitter: @dr_m_kroll
>>>>
>>>> Sent from iPhone.
>>>>
>>>> On 19.02.2013, at 17:37, Sergei Shevlyagin
>>>> <email@hidden>
>>>> wrote:
>>>>
>>>>> Hi,
>>>>>
>>>>> Does anyone know the maximum number of simultaneous Bluetooth LE
>>>>> connections
>>>>> that a device can handle? I'm working on an application that needs to
>>>>> collect
>>>>> data from many (100+) devices in real time.
>>>>>
>>>>> Thanks,
>>>>> Sergei
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>>>
>>> Med Venlig hilsen/ Best Regards
>>> Frederik Vibe-Petersen
>>> Export Officer
>>>
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