TechIPm, LLC’s 4G LTE standard essential patent research for the US and EU market leader among 4G LTE UE (cellular phones, smart phones, PDAs, mobile PCs, etc.) and base station (eNB) product manufactures identified total of 288 issued patents in the USPTO and EPO as the potential candidates for LTE RAN (Radio Access Network) standard essential patents as of January 31, 2014.
To evaluate the essentiality of a LTE patent, patent disclosures in claims and detail description for each 4G LTE patent are compared to the final versions of the 3GPP Release 10 technical specifications (LTE-Advanced).
4G LTE IPR shareholders for standard essential patent candidates granted in the USPTO and EPO are Alcatel-Lucent, Apple, BlackBerry, Ericsson, ETRI, Huawei, III, Innovative Sonic, Intel, InterDigital, ITRI, LG, Microsoft, Motorola, NEC, Nokia, NSN, NTT Docomo, Panasonic, Qualcomm, Samsung, TI and ZTE. Among 23 IPR shareholders, LG is the leader followed by Samsung, Qualcomm, Nokia (including NSN), Motorola, Ericsson and InterDigital.
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