Báo cáo hóa học: " A New Authentication Protocol for UMTS Mobile Networks Ja’afer Al-Saraireh and Sufian Yousef" pdf

... J. Al-Saraireh and S. Yousef 9 Table 13: Comparing the bandwidth for each activity between database and VLR/MSC. Bandwidth between MS and VLR and between databases Current protocol Proposed protocol Activity ... this paper, the UMTS authentication and key agreement protocol and the signalling traffic that are generated by registration, call termination, and call or i...

Ngày tải lên: 22/06/2014, 22:20

... several ac- cess classes. Every terminal is assumed to demand all four classes of access. In case of satura tion analysis, it is assumed that a packet is always available for transmission. For AC3 ... terminals 0 1 2 3 10 10 2 10 3 10 4 10 5 Average medium delay (μs) AC1 AC3 AC2 AC0 EDCA analysis Proposed model analysis Figure 12: Average medium delay for 1 Mbps channel rate and non...

Ngày tải lên: 22/06/2014, 22:20

... physiotherapy and 30 min of occupational therapy every workday. The major treatment goals were restoration of stance and gait, and independence in ADL. About 15% of total therapy time was devoted ... min- utes each of Bobath orientated physiotherapy and occupa- tional therapy every workday, of which upper limb rehabilitation made up about 15% of physiotherapy and 30% of occupational...

Ngày tải lên: 19/06/2014, 08:20

... Hozman AD: Chronic pain: interfaces among physi- cal, psychological, and social parameters. In Pain Management: A Handbook of Psychological Treatment Approaches Edited by: Holzman AD, Turk DC. New ... lumbar spine ligaments. Acta Orthoped Scand 1988, 59:508-512. 8. Yahia L, Rhalmi S, Newman N, Isler M: Sensory innervation of human thoracolumbar fascia. Acta Orthop Scand 1992, 63:195-7....

Ngày tải lên: 19/06/2014, 10:20

... probability that measurement X k is available. We note that when partial measurements are available, the ML calibration may not be unique. For example, if only TOA measurements are available, a ... solutions and algo- rithms for initializing the nonlinear minimization step in the ML estimation. A ML calibration algorithm for the case of partial calibration measurements was also de...

Ngày tải lên: 23/06/2014, 01:20

... The programmatic motif can perform computational tasks beyond that of feed- forward neural networks and has also other advantages such as readability. The best motif e volved was analyzed and shown ... information than practically possible with, for example, neural networks. Unlike many other methods, the resulting program is available in a human-readable form and is interpretab...

Ngày tải lên: 23/06/2014, 01:20

... jmontero@unizar.es; Javier Garc a- Campayo* - jgarcamp@arrakis.es; Domingo Mosquera Mera - kexava@gmail.com; Yolanda López del Hoyo - ylopez.iacs@aragon.es * Corresponding author Abstract Background: Although ... reward system The neglect characteristic of this profile may also be explained by a background of prior learning within an organization managed with bureaucratic rules and dema...

Ngày tải lên: 20/06/2014, 00:20

... analyses. The gamma distance was applied to compute evolutionary distances. The gamma shape parameter (alpha) was estimated using the GZ-GAMMA program [30]. The sequence and annotation data for ... bacterial DNA polymerase III α sub- unit (DnaE) and bacteriophage DNA polymerase I. Among these, archaeal PolI belongs to the family B DNA polymerase. Archaeal PolI contains up to three intei...

Ngày tải lên: 20/06/2014, 04:20

... F Ramirez-Mireles, Performance of ultra wideband SSMA using time hopping and M-ary PPM. IEEE J Sel Areas Commun. 19(6), 1186–1196 (2001). doi:10.1109/49.926374 17. S Niranjayan, A Nallanathan, ... Haimovich, The capacity of an UWB multiple-access communications system, in Proc IEEE ICC 2002, 1964–1968 (May 2002) 10. J Zhang, TD Abhayapala, RA Kennedy, Performance of ultra-wideband correla...

Ngày tải lên: 20/06/2014, 22:20

... i and the antenna-element k; and (a) Two antenna elements of an antenna array at the base station. (b) The V-array: an antenna array with 3 antenna elements at the base station. (c) An antenna ... uses a look-up table (LUT) approach to estimate the mean angle of arrival (AoA) and AS. Provided that the antenna geometry allows it, the new algorithm can also benefit from a new proc...

Ngày tải lên: 20/06/2014, 22:20