Class H04H : BROADCAST COMMUNICATION
Subclass 20/34: Arrangements for broadcast or for distribution combined with broadcast Arrangements for simultaneous broadcast of plural pieces of information by plural channels using an out-of-band subcarrier signal
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11265095 | Broadcast response system | Oct 31, 19 | Mar 01, 22 | StratosAudio, Inc. |
| 11108482 | Enhanced radio systems and methods | Jun 19, 15 | Aug 31, 21 | 3D Radio LLC |
| 11075706 | Enhanced radio systems and methods | Jan 16, 15 | Jul 27, 21 | 3D Radio LLC |
| 10498472 | Broadcast response system | Oct 23, 18 | Dec 03, 19 | StratosAudio, Inc. |
| 10148376 | Broadcast response system | May 09, 18 | Dec 04, 18 | StratosAudio, Inc. |
| 9998245 | Broadcast response system | Mar 17, 16 | Jun 12, 18 | StratosAudio, Inc. |
| 9844014 | Alternatives to satellite signals for synchronization in macro network | Nov 03, 14 | Dec 12, 17 | CLEARWIRE IP HOLDINGS LLC, Sprint Spectrum L.P., |
| 9674807 | Subcarrier signal for synchronization in macro network | Nov 04, 14 | Jun 06, 17 | CLEARWIRE IP HOLDINGS LLC |
| 9325440 | Broadcast response system | Nov 03, 14 | Apr 26, 16 | STRATOSAUDIO, INC. |
| 9106414 | Method and apparatus for wirelessly transmitting high volume content to an electronic device | Sep 09, 10 | Aug 11, 15 | LAVES, EDWARD W. |
| 9065574 | Frequency tracking for a FMR transmitter | Apr 30, 08 | Jun 23, 15 | INTEL DEUTSCHLAND GMBH |
| 8903307 | Broadcast response system | Feb 13, 14 | Dec 02, 14 | STRATOSAUDIO, INC. |
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