Joseph Isabona , Moses Ekpenyong , On Throughput Estimation of CDMA Unslotted ALOHA System for Random Access Networks, Research Journal of Applied Sciences, Volume 3,Issue 8, 2008, Pages 560-565, ISSN 1815-932x, rjasci.2008.560.565, (https://makhillpublications.co/view-article.php?doi=rjasci.2008.560.565) Abstract: We employ the Simplified Improved Gaussian Approximation (SIGA) to estimate the performance of a connectionless-type CDMA packet communication system. In this system, a user’s station can asynchronously and randomly transmit, making performance analysis hard due to the fluctuation of interfering users. We address this performance hardness by simulating a real world setting of the unslotted ALOHA network. Our simulation provides means of observing and reporting the system’s specifications and performance under diverse boundaries. Keywords: SIGA;throughput;offered load;unslotted network