Status of Patent Holding of Iron Device Corp.
No. |
Patent |
Application No. / Registration No. |
---|
20 |
Audio Apparatus Of Mobile Communication Terminal And Operating Method Thereof |
10-2018-0089376 / PCT/KR2018/010428 |
19 |
Speaker Driver And Operating Method Thereof |
10-2018-0064662 / 10-2013118-00-00 PCT/KR2018/006787 / |
18 |
High Isolation RF Switch Robust To Parasitic Wire-Bonding Inductor Effect |
10-2018-0056680 / 10-2019-2034620 |
17 |
High Isolation RF Switch |
10-2016-0150569 / 10-1874525-00-00 |
16 |
Digital Step Attenuator With Glitch-Safe Circuit |
10-2016-0042259 / 10-1838958-00-00 |
15 |
Apparatus For Amplifying Sound Signal In Mutil Level And Method Thereof |
10-2017-0134256 |
14 |
Method And Apparatus For Audio Matrix Encoding /Decoding |
10-2007-0135243 /10-1439205-00-00 |
13 |
Audio Output Panel And Display Apparatus Comprising The Audio Output Panel |
10-2004-0083430 /10-0642506-00-00 |
12 |
Speaker Device For Portable Terminal |
10-2005-0091348 /10-0651520-00-00 |
11 |
Digital Step Attenuator Circuit |
10-2016-0042260/10-1776054-00-00 |
10 |
Method And Apparatus For Reproducing Wide Mono Sound |
10-2005-0065704 /10-0619082-00-00 |
09 |
Digital Audio Amplifier |
10-2014-0153199 /10-1722767-00-00 |
08 |
Mobile Device For Outputting Stereo Sounds And Method Thereof |
10-2014-0049592 |
07 |
Electric Charge Charging Circuit |
10-2013-0153497 /10-1524701-00-00 |
06 |
Headphone Driver |
10-2009-0095378 /10-1081654-00-00 |
05 |
Noise Of Output Signal Correction Circuit And Driving Method Threof |
10-2011-0000504 /10-1181193-00-00 |
04 |
The Differential Vco And Quadrature Vco Using Center-Tapped Cross-Coupling Of Transformer |
10-2008-0043936 /10-0952424-00-00 |
03 |
True Random Number Generation Device Using Oscillator Sampling Method |
10-2007-0057400 /10-1127961-00-00 |
02 |
Low Power Hash Function Encryption Device |
10-2005-0121244 /10-0656375-00-00 |
01 |
Method And Apparatus For Downmixing Multi Channelaudio Signals |
10-2004-0116795 /10-0717154-00-00 |