The Internet of (Less) Useless Things (Karl-Henrik Nilsson Technology Stream)

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Lviv IT Arena is a conference specially designed for programmers, designers, developers, top managers, inverstors, entrepreneurs and startuppers. Annually it takes place at the beginning of October in Lviv at Arena Lviv stadium. In 2016 the conference gathered more than 1800 participants and over 100 speakers from companies like Microsoft, Philips, Twitter, UBER and IBM. More details about the conference at itarena.lviv.ua.

Technology

@KHnilsson Karl-Henrik.se
The Internet of (less) useless
things
Karl-Henrik ”KH” Nilsson

@KHnilsson Karl-Henrik.se
The people around you.

@KHnilsson Karl-Henrik.se
Definition: an explanation of the meaning of a
word, phrase, etc. : a statement that defines a word, phrase,
etc.

@KHnilsson Karl-Henrik.se
WAF
Wife approval factor

@KHnilsson Karl-Henrik.se
MIF
Marriage interference factor

@KHnilsson Karl-Henrik.se
SAF
Spouse acceptance factor

@KHnilsson Karl-Henrik.se
What you can get away with!

@KHnilsson Karl-Henrik.se
Why does this matter to
you?

@KHnilsson Karl-Henrik.se
Your spouse can be the
most interested and
motivated product owner
you have ever met!

@KHnilsson Karl-Henrik.se
“A fridge is a stackable
storage space”

@KHnilsson Karl-Henrik.se
Design and user experiences

@KHnilsson Karl-Henrik.se
Design it to be anonymous
not flamboyant!

@KHnilsson Karl-Henrik.se
Honesty and respect

@KHnilsson Karl-Henrik.se
“You can have our
wonderful report!”

@KHnilsson Karl-Henrik.se
0
5
10
15
20
25
30
0:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00
Power consumption over 24h

@KHnilsson Karl-Henrik.se
Respect the users, give them
the tools to build actuall IoT

@KHnilsson Karl-Henrik.se
Be open and honest. Building
a genuine IoT network will
require trust.

@KHnilsson Karl-Henrik.se
That would be like
selling mobile phone
and charging someone
to build apps for it..

@KHnilsson Karl-Henrik.se
Don’t give your customers
the short end of the stick.

@KHnilsson Karl-Henrik.se
The hardware platform

@KHnilsson Karl-Henrik.se
Battery powered devices
that does not suck!

@KHnilsson Karl-Henrik.se
Arduino Uno 45 mA / 9 volt
1200mAh
<1 day.
Arduino Pro Mini
Unmodified
5mA / 9 volt 1200mAh 10 days.
Ardunio Pro Mini No
Power LED, no
Regulator
0.0045mA / 9 volt
1200 mAh.
>3,5 years.
Arduino

@KHnilsson Karl-Henrik.se
MQTT, AMQP, STOMP,
HTTP!?

@KHnilsson Karl-Henrik.se
AMQP
MQTT
Stomp

@KHnilsson Karl-Henrik.se
MQTT - Message queueTelemetryTransport
Created by IBM AND Eurotech.
Lightweight, smallest packet size 2 bytes (header)
C# client library 30 kb.
Reliable:QoS and patterns to avoid packet loss
on client disconnection
4,5% less battery use than HTTP (Despite longer
connection times)
Simple.
TCPbased.
Asynchronous
Pub/SUB
Few verbs
Payload Agnostic

@KHnilsson Karl-Henrik.se
AMQP–Advanced Message QueuingProtocol
Created by everyone and their mother! Very
popular, used by NASA and BANKS to process
billionsof messages. 3 x the footprint of MQTT
but still very lightweight.
Reliable:QoS and patterns to avoidpacket loss
on client disconnection
(Specifications on the other hand…)
Simple.
TCPbased.
Asynchronous
Pub/SUB
Payload Agnostic

@KHnilsson Karl-Henrik.se
The smaller the protocol the less
POWER WE NEED
RF, WIFI supports different
protocols!
A small CPU (8 MHZ) IS Not ideals
for a big protocol

@KHnilsson Karl-Henrik.se
Design with failure in mind

@KHnilsson Karl-Henrik.se
RF
4G
ETH WIFIETH

@KHnilsson Karl-Henrik.se
RF
4GETH WIFIETH
AWS Azure

@KHnilsson Karl-Henrik.se
Designed with
failure in mind!

@KHnilsson Karl-Henrik.se
Out of sight, out of mind

@KHnilsson Karl-Henrik.se
People don’t see what
they are accustomed
too

@KHnilsson Karl-Henrik.se
People rarely look
under stuff

@KHnilsson Karl-Henrik.se
Putting something
inside a wall can be
tempting.

@KHnilsson Karl-Henrik.se
The same problem set with
the same solutions!

@KHnilsson Karl-Henrik.se
Field
gateways

@KHnilsson Karl-Henrik.se
Offline
support

@KHnilsson Karl-Henrik.se
Agile
development

@KHnilsson Karl-Henrik.se
IoT Service (AMQP and HTTP)

@KHnilsson Karl-Henrik.se
MQTT - ADAPTER
HTTP - ADAPTER
QUEUE
(AMQP IOT HUB)
CONSUMERS
CONSUMERS
CONSUMERS

@KHnilsson Karl-Henrik.se
Administration is
the devil!

@KHnilsson Karl-Henrik.se
Always design for waf
- It will be the better system.

@KHnilsson Karl-Henrik.se
Keep it hidden but accessible

@KHnilsson Karl-Henrik.se
Select the device most
suitable for the job

@KHnilsson Karl-Henrik.se
If it can’t be replaced it will
be there forever!

@KHnilsson Karl-Henrik.se
Just as with most software
systems the end goal is scalability
and adaptability.

@KHnilsson Karl-Henrik.se
IoT is not just a product
connected to the internet.

@KHnilsson Karl-Henrik.se
IoT is representing a
physical object on the
internet.

@KHnilsson Karl-Henrik.se
The simplest of ideas can
become great products

@KHnilsson Karl-Henrik.se
Karl-Henrik Nilsson

@KHnilsson Karl-Henrik.se
Thanks for listening

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