Literature Review Cooperative Communication - 3956 Words

CHAPTER 3 – COOPERATIVE COMMUNICATION Background We have introduced a new form of diversity for the concept of mobile communications system of cooperation. Cooperation by mobile phone users for each user is assigned. Cooperation can be considered as a new form of space diversity, antenna diversity in the transmission process, however, and other complications, Intermobiles noisy channels, each phone has sent a separate message. (W. Yu and T. Lan, 2007, pp. 2646–2660) According to A. Goldsmith (2005), wireless communications technology is asking as functions of mobile access. Since its inception, it has gone through several stages of development. Its wide range of applications to meet growing demand. (A. Goldsmith, 2005) Multipath fading†¦show more content†¦According to Cover and El Gamal (1979), this case create a virtual MIMO, nodes can collaborate and share, to form a virtual antenna distribution MIMO antenna system is the simplest alternative and more promising for the application. This is done through communication is called cooperation. (Cover and El Gamal, 1979) According to Cover and El Gamal (1979), a good performance in wireless communications Multiple-Input Multiple-Output (MIMO) has drawn attention. The benefits of MIMO communication has been widely recognized, as it offers a significant increase in performance and range of data offline or additional bandwidth to transmit power. (Cover and El Gamal, 1979) By increasing the speed and reduce discoloration. It offers a higher spectral efficiency, which means more bits per hertz per second of bandwidth. The reliability of MIMO links in production, or in other words, it reduces the changes in diversity. Collaborative communication is a communication system or technology, allows users to send messages to the destination type. (Quek, 2007, pp. 700–713) According to Chandrasekaran (2005), the 4G mobile communications has arrived, introducing a variety of services, use of different standards, different terminal services to deploy heterogeneous networks. (Chandrasekaran, 2005) The method involves the use of all single-use devices, designed toShow MoreRelatedThe Effects Of Using Math Cooperative Learning Groups On A Second Grade Class At Cypress Cove Elementary School Essay1594 Words   |  7 PagesChapter 2 Review of Related Literature The purpose of this study was to examine the effects of using math cooperative learning groups on a second grade class at Cypress Cove Elementary School during the academic year of 2016-2017. This chapter focuses on conceptual understanding and the effectiveness of cooperative learning groups in math as well as the influence of group processing on achievement. 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