الفئة: الهندسة

167 الهندسة

نظام الارسال الثنائي للشبكات الضوئية متعددة الاطوال الموجية pdf

Khader, Alaa Hamza
2013

ملخص الدراسة: Passive Optical Network (PON) have garnered interest in recent years from network providers and researchers alike owing to their tremendous economic advantages for application in last mile services and optical sensing. PONs introduces a good data transmission rate and large bandwidth. We have demonstrated a bidirectional PON system based on a reflective semiconductor […]

152 الهندسة

تحسين هوائي احادي القطبية و هوائي مستوي بشكل مقلوب F للشبكات اللاسلكية على جسم الانسان مع ميزات التنوع pdf

EL-tatar, Ammar T.a.
2013

ملخص الدراسة: Wireless body area network (WBAN) has become a major field of interest for researchers due to the increasing applications in personal communications systems, where devices can be carried in the user’s pockets or attached to the user’s body. In any wireless device, the performance of radio communications depends on the design of an […]

212 الهندسة

قراءة العدادات الذكية بالاعتماد على بروتوكول DLMS/COSEM pdf

Alwaan, Issa Omar
2017

ملخص الدراسة: This research project aims at designing a system for Managing Electrical Grids based on Power Line Communication Carrier (PLCC). A comprehensive study and investigation for the relevant hardware equipment and software protocols is conducted. Three case studies of similar work of pilot projects are analysed from Palestine in Gaza strip and West bank […]

141 الهندسة

تصميم مرشح هوائي باستخدام الشرائح الرقيقة مع خاصية اعادة التشكيل للمواصفات pdf

Alothmani, Salem Khames
2017

ملخص الدراسة: توثيق المرجعي (APA)

132 الهندسة

تصميم وتطوير مرشحات شريحية هوائية دقيقة لتطبيقات تردد 2. 4 جيجا هرتز pdf

Elastal, Abdussalam
2015

ملخص الدراسة: A microstrip antenna is considerable narrowband antenna and a method to increase its bandwidth as well as adding filtering property is studied here. In this research three models are developed for 2.4 GHz band applications using filtering antenna concept that increases the bandwidth of the antenna and allows it to work as a […]

161 الهندسة

تصميم 4 × 4 مصفوفة باتلر لانظمة هوائي رادارات المركبات على تردد 24 جيجا هيرتز pdf

Al Habibi, Hani Abdul Rahman
2014

ملخص الدراسة: This work presents a design and simulated results for 4×4 butler matrix with 4 inset fed patch antennas for anti-collision radar at 24GHz. The Butler matrix is used as a beam-forming network that allows producing orthogonal beams that can be steered in different directions. The butler matrix consists of 4 couplers, 2 phase […]

133 الهندسة

نحو تطوير توليف مكاني متعامد لأنظمة الترميز الزمكاني الكتلي ولشبكات الاتصالات اللاسلكية التعاونية pdf

Mohareb, Mohammed Soud
2017

ملخص الدراسة: Multiple input multiple output (MIMO) techniques are one of the most important technologies in the 4th generation wireless systems, and will have a key role in meeting the requirements of 5G. Wireless relaying networks (WRNs) have been emerged to avoid the limitations of MIMO by its potential that attains the performance gains of […]

190 الهندسة

ادارة التدخلات في نظام ofdma بشبكات الفيمتو pdf

Mahdi, Salim Ahmed
2014

ملخص الدراسة: The next generation cellular wireless network aims to efficiently deploy low cost and low power cellular base station in the subscriber’s indoor environment. Also, one of the effective techniques of improving the coverage and enhancing the capacity and data rate in cellular networks is to reduce the cell size and transmission distances. Therefore, […]

155 الهندسة

استجابة انظمة التشغيل للحزم الاعلانية للموجهات في برتوكول IPV6 pdf

Nabi, Saeb Reyad Abd El
2015

ملخص الدراسة: With growth of internet IPv4 address will run out soon. So the need of new IP protocol is indispensable. IPv6 with 128-bit address space is developed and maintain the support of IPv4 protocols with some upgrades such as BGP, OSPF and ICMP. ICMP protocol used for error reporting, neighbor discovering and other functions […]