[PDF] Top 20 Desarrollo profesional docente autodirigido y tecnologías de la información y comunicación

... ABSTRACT: Long Term Evolution (LTE) is introduced as a new standard for mobile communication by the 3rd Generation Partnership Project (3GPP). It is currently marketed as 4G LTE. It is revolutionising the ... See full document

... In this work, LTE physical layer is analyzed with conventional turbo coding and RCIC turbocoding as the channel coding scheme in downlink. The turbo coding which is a forward errorcorrection scheme ... See full document

... MAC layer is responsible of: Establishing connections; resources allocation; ensuring QoS for various applications; fragment, pack or concatenate the Service Data Units (SDUs) received from higher layers into the ... See full document

... the physical layer built-in information privacy of CDMA system is provided by pseudorandom ...the physical layer built-in security of CDMA systems through secure ...Performance analysis ... See full document

... This dissertation includes four work towards the protection of wireless communication. In the first work, we proposed RD-DSSS to enable anti-jam broadcast communication without shared secret keys. RD- DSSS encodes each ... See full document

... [11] C. R. Anderson and T. S. Rappaport, “In- building wideband partition loss measurements at 2.5 and 60 GHz,” IEEE Trans. Wireless Comm., vol. 3, no. 3, pp. 922–928, May 2004. [12] A. Alejos, M. Sanchez, and I. Cuinas, ... See full document

... Management) layer send the message to RRC layer to activate it. The RRC layer then configures the lower layers like RRC and MAC (Medium Access Control), and these two layers entered into the IDL ... See full document

... In order to analyze the WiMAX-MIMO system using STBC 3X3 technique, firstly WiMAX physical layer has been simulated with its each and every block and afterwards it is combined with the S[r] ... See full document

... of adjacent pilots transmitted in the same subband is two for inter-subframe frequency hopping and only one for intra-subframe frequency hopping where frequency hopping is performed on a per-slot basis. Due to this spe- ... See full document

... correlated, but not identical. And they are naturally confidential to Eve. An authentication framework based on correlative sequences and channel coding is proposed. The attack behavior that Eve may adopt is classified. ... See full document

... “Physical layer security of TAS/MRC with antenna correlation,” IEEE Transactions on Information Forensics and Security, ...“Physical layer security in uwb communication systems with transmit ... See full document

... Alpana Sahu received her B.Tech degree in Electronics and communication engineering from Vira college of Engineering, UP.Technical University, India in 2004, M.Tech. degree in Signal Processing from, Netaji Subhas ... See full document

... In this subsection, we first introduce a very accurate approximation, so-called the max-log approximation, to the ML detection rule of (2) at R. Then we derive average symbol error probabilities of the MAC at R. Since ... See full document

... the physical layer of IEEE ...for analysis the effect of different modulation technique, and also this model helps to optimize the overall ...MAC layer functionality to provide the QoS for the ... See full document

... The LTE down link is mainly characterized by OFDMA as multiple access scheme and MIMO (Multiple Input Multiple Output) ...link LTE is the ability of allocating capacity on both time and frequency, allowing ... See full document

... about LTE physical layer, OFDma and SC-FDma receiver and transmitter structures, draw attention on the factor that influences the performance and improvement of multiple access ...in LTE is ... See full document

... higher layer (MAC) comes with periodicity of 1ms, which is subframe ...means LTE data may be detected in the distributed mapping scheme with low SNR at the ... See full document

... of LTE-A to meet the growing needs to higher data rates in mobile communication ...systems. LTE Release 8 can provide up to 50 Mbps for uplink and 100 Mbps for downlink, while LTE-A, starting from ... See full document

... the LTE, also known as 4G, over the 2G and 3G systems are utilizing a higher peak data rates in both Uplink of 50 Mbps and Downlink of 100 Mbps, scalable bandwidth, and improved spectral efficiency of 5 bps/Hz for ... See full document

... the physical layer uplink transmission technology based on single carrier frequency division multiple access (SC-FDMA) and down link based on orthogonal frequency division multiple access ... See full document