I don't understand technology

Started by smilodon, July 30, 2015, 11:49:00 PM

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smilodon

Someone explain this.

Virgin fibre upload speed = 3.33 Mb per second
My mobile phone upload speed = 29.11 Mb per second

How's that work then :blink:
smilodon
Whatever's gone wrong it's not my fault.

kregoron

Quote from: smilodon;401812Someone explain this.

Virgin fibre upload speed = 3.33 Mb per second
My mobile phone upload speed = 29.11 Mb per second

How's that work then :blink:


Crap Virgin connection, better cellular supplier?
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smilodon

Actually Virgin Broadband is giving me a bit better than advertised upload speed. They claim 50 meg download and 3 meg upload. According to Speedtest.net I get 54 down and 3.3 - 3.5 up. I guess Virgin prioritise download speeds as that what most of their customers are doing moist of the time, which makes sense.

What I find really impressive is that my mobile operator doesn't seem to make a distinction and gives the same upload and download speeds. Plus getting nearly 30 meg on a phone is still pretty cool for me, a recent upgrader to 4G. I'm assuming that they are working on the assumption that people don't really upload a lot of data from a mobile phone and so don't throttle upload speeds in the way that we PC owning Torrent fiends obviously do
smilodon
Whatever's gone wrong it's not my fault.

TeaLeaf

Quote from: smilodon;401824I'm assuming that they are working on the assumption that people don't really upload a lot of data from a mobile phone and so don't throttle upload speeds in the way that we PC owning Torrent fiends obviously do
Depends on whether or not you tether your laptop/other device.   When I'm out and about I often tether my laptop for example and the software on that definitley uses the upload speed as it is running real time cloud backups of everything I change or get given locally.
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)

smilodon

Fair point. Maybe the 4G networks are fairly light on usage as many of the great unwashed are still sporting older 3G only phones and/or don't tether. Either way for the time being I'm enjoying the freedom of getting faster speeds in my coffee shop from my mobile data than from their own WiFi network.
smilodon
Whatever's gone wrong it's not my fault.

kregoron

the tech difference is, that i presume your running ADSL?

ADSL is Asymmetric digital subscriber line. Created to bring internets via the telephone cables.
Due to limitations in the capacity, the decision was made to focus on download capacity, this is done by using only a limited part of the available frequency in the telephone cable not used by voice calls.

The standards can be viewed here.
https://en.wikipedia.org/wiki/Asymmetric_digital_subscriber_line#ADSL_standards

Note: there companies which deliver other speeds then the listed, this is due to  a large number of things, better splitter filters, better capacity in the backbone and so forth.



You phone uses 3g/HSPA/4g/drum signalling.. These speeds are async too, not due to frequency ratio diversity, but due to the fact that your phone cannot transmit as powerful as signal as the ISP antennas, so they cannot guarantee the same speeds, this is due to something called link spectral efficiency, which is higher downstream then up.
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smilodon

Actually I am on Virgin Media Fibre Optic Cable so I think it's just Virgin 'doing their thing!' :D
smilodon
Whatever's gone wrong it's not my fault.

kregoron

Quote from: smilodon;401833Actually I am on Virgin Media Fibre Optic Cable so I think it's just Virgin 'doing their thing!' :D

indeed that would seem so, its a odd thing some ISP's do this.

reading about ISP's in other countries, just makes me love my fiber supplier even more.
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Twyst

I'm in the same boat, my 4G phone has much better bandwidth, both up and down than my Fiber based internet.
However, the fiber offers other things such as IPv6 subnet allocation, fixed IPv4 address and a much higher download cap.

I do wonder though, if a mobile operator would one day allow using a phone to tether to a router to power a home network.

TeaLeaf

Quote from: Twisted;401835I do wonder though, if a mobile operator would one day allow using a phone to tether to a router to power a home network.

I believe my mobile contact already does so long as they are my machines and it is not commercial.  No data cap either.

Sent from my Nexus 5 using Tapatalk
TL.
Wisdom doesn\'t necessarily come with age. Sometimes age just shows up all by itself.  (Tom Wilson)
Talent wins games, but teamwork and intelligence wins championships. (Michael Jordan)

kregoron

4G routers are out there, i got one running in the summer residence pulling 75mbit/75mnit without hickups, and i can recollect i saw a router a while back that was able to handle both std ASDL/fiber lines and 4G with the claim that it could balance the data (i would be surprised if it worked)
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Gunda

Whats the ping like for playing CS:GO on a 4G connection ? :)

kregoron

That would depend on a huge number of metrics, signal quality, array congestion, noise, distance, even weather. But ive sometimes played csgo from the summer house. Ping varies from 50 to 120.

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Tutonic

I imagine distance from the cell tower is going to be your main issue, along with all the other stuff Kreg put down :)
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