Loading presentation...

Present Remotely

Send the link below via email or IM

Copy

Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.

DeleteCancel

Kommunikation

No description
by

Emil Christensen

on 19 March 2014

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Kommunikation

Kommunikation gennem tiderne
Kommunikation
Radiosignaler
1. verdenskrig
lysbuegenerator
trådløst

Udvikling
Kommunikation har altid eksisteret.
Telegrafi i 1920
H.C Ørsted
Mobil kommunikation
Vladimir K. Zworykin
Katode stråle rør
1929 BBC
Regelmæssigt 1939
internet
Farver i 1968
USA's politi
2-vejs radio
Almen
Mobiltelefon
Radiofoni + telefoni
1980'erne lysleder kabler
Kilder
Gyldendal - denstoredanske.dk
Teknisk museum - telekommunikation gennem tiderne
ps www= World Wide Web
WWW
Nordamerika 1969
20 år
Undervisning 1980
Hvad hvis vi mistede alt dette
Hvis det aldrig var opfundet?
Hvis vi mistede det?
Full transcript