Channel assignment for cellular radio using extended dynamic programming |
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Authors: | Alireza Ghassempour Hamidreza |
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Affiliation: | aScientific Applied Post and Telecommunication, Tehran, Iran;bDepartment of Electrical Engineering, Amirkabir University of Technology, Hafez Avenue, Tehran 15914, Iran |
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Abstract: | The channel assignment is an important aspect of cellular radio networks. Because of the limitations on the frequency spectrum, the optimal or near-optimal channel assignment has become an essential part of the network operations of wireless personal communication systems. We formulate a new strategy for the channel assignment problem in agreement with the electromagnetic compatibility constraints. We introduce and formulate the extended dynamic programming (EDP), as an extension of dynamic programming for solving the channel assignment problem in a cellular system. Using EDP an algorithm is developed for fixed channel assignment problem and it is tested and compared with other existing methods by solving different problems. In agreement with electromagnetic compatibility constraints, solution strategy based on EDP algorithm finds many valid solutions with minimum possible bandwidth. |
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Keywords: | Channel assignment Cellular radio Dynamic programming |
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