Hannu Virta

Follow

Person

Paimio, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Configurable feed-forward circuit for a power supply
- Patent number 8,054,060
- Issue date Nov 8, 2011
- Nokia Coporation
- Martti Ojanen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Control circuit and dithering method
- Patent number 8,019,294
- Issue date Sep 13, 2011
- Nokia Corporation
- Martti Ojanen
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Controlling power supply in radio transmitter
- Publication number 20090200996
- Publication date Aug 13, 2009
- Martti Ojanen
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
CONTROLLER FOR A POWER SUPPLY
- Publication number 20090174381
- Publication date Jul 9, 2009
- Martti Ojanen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Control circuit and dithering method
- Publication number 20090072872
- Publication date Mar 19, 2009
- Nokia Corporation
- Martti Ojanen
- H03 - BASIC ELECTRONIC CIRCUITRY