LTE and LTE-advanced: Radio technology aspects for mobile communications
T. Nakamura · 2011
The paper presents history of radio communication technologies for mobile communications briefly followed by introduction of LTE (Long Term Evolution) or LTE-Advanced radio technologies. Activities in 3GPP (Third Generation Partnership Project) are also touched where latest radio communication standards are developed. Afterwards as examples of key radio technologies used in LTE or LTE-Advanced, its operating frequency bands and Carrier Aggregation (CA) feature are covered. Also several promising technologies are explained which will be an essential element in order to realize coming mobile phone terminals.