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:

iF SOCIAL IMPACT PRIZE (free of charge)

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

Publish your project

Digital Measuring / Digital Measuring

Digital Measuring

If connecting the new and old battery into the circuit, the old one will consume
the power till the two have equal voltage, which is changed into a resistance
actually. So mixed using batteries with high and low power causes energy
waste, even damages the device .

But in the real world, we usually mix batteries with diferrent power level
accidently, and it's difficult to recognize how much power a battery remains.
To aviod this waste, a new battery-coulometer is necessary.

The Digital Measuring paper shows a new way measuring the electric charge
promptly and conveniently by using soften OLED and transparant IC, which
ca

University

Sun, Xinxin

Sun, Xinxin
Wuxi,Jiangsu, China

Design

Sun, Xinxin

Sun, Xinxin
Wuxi,Jiangsu, China

Wang Gang Xiao Bin Cheng Yanyan