3GPP LTE Essential Patents Landscape 2009 1Q analyzes the lists of patents declared essential to 3GPP LTE (4G Mobile Communications) appear at the ETSI IPR Online website.
The declared essential patents include patent applications in pending and published as well as issued patents in the United States (USPTO) before February 1, 2009. Total of 471 declared essential patents are included in the analysis.
By the status of the applications, the patents are further classified into the total of 117 issued patents, the total of 214 published applications, and the total of 140 pending applications.
1. Executive Summary
2. 3GPP LTE Essential Patent Candidates by Assignee
3. 3GPP LTE Essential Patent Candidates by Specification
4. 3GPP LTE Essential Patent Candidates by Assignee and Specification
5. 3GPP LTE OFDM/MIMO Essential Patent Candidates
Appendix: Patent Information
Thanks to Alex G. Lee at TechIpm for bringing this information to my attention. - Hyung