Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

Knock / VOIP Phone


"Knock" is Emotional VOIP Phone for family,
or People who intimate relationship-especially, live separately-

"Knock" is looks like a 'Small-door' on the Desk.
and user can touch that-like knocking on home
door- and it would call each others.
so, they can feel emotion,
like koncking the door, and talk with others.

It is based on Touch-Screen Technology and
VOIP Phone Service. User can entry the number
of family, or freinds into "Knock" through PC
program, or directly in device.


Kookmin University

Kookmin University
Industrial Design
Seongbuk-gu, Seoul, South Korea

In, Seok Il


Samsung Design Membership

Samsung Design Membership
Seoul, South Korea

Samsung Design Membership