[1st-mile-nm] IEEE: 5G is in Danger of Being Oversold
Steve Ross
editorsteve at gmail.com
Fri Mar 2 15:22:53 PST 2018
Cars, too. Meow.
On Mar 2, 2018 6:22 PM, editorsteve at gmail.com wrote:
> Self driving cats need to know what all the other cars are doing. Very
> opposite of autonomous.
>
> On Mar 2, 2018 6:15 PM, "Doug Orr" <doug.orr at gmail.com> wrote:
>
>> I'm pretty sure mimo is going to be like multiprocessor compensating for
>> the demise of Moore's law in processors around transistor density:
>> applications have to change for it to be of profound use, it won't speed up
>> things to their advertised potential, except maybe a few new things come
>> out as the result of new end to end stacks...
>>
>> Most of the speed hacks don't look like they will work well for anything
>> other than big parallel transfers, and latency is still speed of light
>> constrained. Anything involving the edge starts to eat power and comes with
>> troublesome consistency issues.
>>
>> People picturing super fast web and 8k movies are likely in for some
>> surprises.
>>
>> Self driving cars will need to be largely autonomous, so I find all of
>> the talk about how they are the 5g killer app confusing. That may just be
>> my ignorance. Wrt super chatty self driving cars, aggregate bandwidth is
>> the issue and there will be a lot of work carriers have to do to support
>> cell density at scale. Having your car stop working in a cell dead zone
>> seems like a bad consumer experience...
>>
>> 5g looks like the primary muddier of 5g waters to me.
>>
>> On Fri, Mar 2, 2018, 3:54 PM Jeff <jeff at mountainconnect.org> wrote:
>>
>>> One could argue Samsung, with new LTE technology (4x4 MIMO antenna,
>>> frequency aggregation, 256 QAM) introduced in their S8 phone, may have
>>> muddied the 5G waters.
>>>
>>> Jeff
>>>
>>> On 2/28/18, 1:43 PM, "1st-mile-nm on behalf of Richard Lowenberg" <
>>> 1st-mile-nm-bounces at mailman.dcn.org on behalf of rl at 1st-mile.org> wrote:
>>>
>>> Following on recent postings. RL
>>>
>>> -------
>>>
>>> Commercial service is years away, but even then, 5G won’t fulfill
>>> all of
>>> its promises
>>>
>>> https://spectrum.ieee.org/telecom/internet/5g-is-in-danger-
>>> of-being-oversold
>>>
>>> By Stacey Higginbotham
>>>
>>> Just like graphene or Elon Musk’s startups, 5G has become a
>>> technology
>>> savior. Proponents tout the poorly defined wireless technology as the
>>> path to virtual reality, telemedicine, and self-driving cars.
>>>
>>> But 5G is not a technology—it’s a buzzword unleashed by marketing
>>> departments. As early as 2012, Broadcom was using it to sell Wi-Fi.
>>> In
>>> reality, 5G is a term that telecommunications investors and
>>> executives
>>> sling around as the solution to high infrastructure costs, the need
>>> for
>>> more bandwidth, and a desire to boost margins.
>>>
>>> The unifying component behind 5G is faster wireless broadband
>>> service. A
>>> more stringent—and practical—definition is the use of high-frequency
>>> millimeter waves (in addition to the microwaves that 4G LTE relies on
>>> today) to deliver over-the-air broadband to phones or homes.
>>>
>>> If you’re talking about phones, 5G is still years away. And new
>>> services
>>> aren’t really on the menu. Just listen to the heads of several
>>> telecommunications companies, who have begun to tamp down investors’
>>> expectations around what 5G can deliver.
>>>
>>> (snip)
>>>
>>>
>>> ---------------------------------------------------------------
>>> Richard Lowenberg, Executive Director
>>> 1st-Mile Institute 505-603-5200 <(505)%20603-5200>
>>> Box 8001, Santa Fe, NM 87504,
>>> rl at 1st-mile.org www.1st-mile.org
>>> ---------------------------------------------------------------
>>> _______________________________________________
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>>
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