[1st-mile-nm] IEEE: 5G is in Danger of Being Oversold

[Steve Ross]

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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