Khóa luận tốt nghiệp: Tìm hiểu và nghiên cứu mạng không dây WiMax

BO GIAO DI C VA DAC , TAO<br /> TWANG 13$1 HQC THONG LONG<br /> ---o0o---<br /> <br /> KHOA LUAN TOT NGHIEP<br /> <br /> TIM HIEU VA NGHIEN °UV M4NG<br /> KHONG DAY VVIMAX<br /> <br /> Ciao vien hirerng chin : Mani Thanh Giang<br /> Sinh vien thvc hien : Tan Thai Linh<br /> : a13520<br /> Ma sinh vien<br /> .<br /> : CONG NCH* THONG TIN<br /> Chuyen nghanh<br /> <br /> HA NQI - 2013<br /> <br /> MUC LUC<br /> CHUONG 1. GIOI THI$U CHUNG VE WiMAX<br /> <br /> 1<br /> <br /> 1.1. GIOI THI$U CHUONG<br /> <br /> 1<br /> <br /> 1.2. MAI NIEM<br /> <br /> 1<br /> <br /> 1.3. CAC CHUAN CUA WiMAX<br /> <br /> 4<br /> <br /> 1.3.1. Chuan IEEE 802.16 - 2001<br /> <br /> 4<br /> <br /> 1.3.2. Chan IEEE 802.16a<br /> <br /> 4<br /> <br /> 1.3.3. Chuin IEEE 802.16 - 2004<br /> <br /> 5<br /> <br /> 1.3.4. Chuan IEEE 802.16e<br /> <br /> 5<br /> <br /> 1.4. P116 WiMAX<br /> <br /> 7<br /> <br /> 1.4.1. Bang tat ding k9<br /> '<br /> <br /> 7<br /> <br /> 1.4.2. Bang tin khong dAng k9 5GHz<br /> <br /> 8<br /> <br /> 1.5. TRUYEN SONG<br /> <br /> 8<br /> <br /> 1.6. UV DIEM VA NHUM DIEM COA CONG NGHE WiMAX<br /> <br /> 10<br /> <br /> 1.7. TiNH HiNH TRIEN KHAI WiMAX<br /> <br /> 13<br /> <br /> 1.7.1. rmh hinh trien khai WiMAX tren the glen<br /> <br /> 13<br /> <br /> 1.7.2. Tinh hinh trien khai WiMAX this nghiem tai Viet Nam<br /> <br /> 13<br /> <br /> 1.8. KET LUAN CHUONG<br /> <br /> 14<br /> <br /> CHUONG 2. CAC KV THUAT MAX SlY DUNG THONG WiMAX<br /> <br /> 15<br /> <br /> 2.1. GIOI TH1EU CHUONG<br /> <br /> 15<br /> <br /> 2.2. Kt THUAT OFDM<br /> <br /> 16<br /> <br /> 2.2.1. Khai niem<br /> <br /> 16<br /> <br /> 2.2.2. So dó khOi OFDM<br /> <br /> 17<br /> <br /> 2.2.3. ChuOi bao ye trong he thong OFDM<br /> <br /> 18<br /> <br /> 2.2.4. Nguyen tic giai dieu the OFDM<br /> <br /> 19<br /> <br /> 2.2.5. Cac uu vi nhtrqc diem cita ki thuit OFDM<br /> <br /> 19<br /> <br /> 2.3. Kt THUAT OFDMA<br /> <br /> 21<br /> <br /> 2.3.1. IChai niem<br /> <br /> 21<br /> <br /> 2.3.2. Dec diem<br /> <br /> 22<br /> <br /> 2.3.3. OFDMA nhay rim<br /> <br /> 23<br /> <br /> 2.3.4. He thong OFDMA<br /> <br /> 25<br /> <br /> 2.4. Dieu the thich nghi<br /> <br /> 26<br /> <br /> 2.5. Cling nghe sin 16i<br /> <br /> 27<br /> <br /> 2.6. Dieu khien c8ng suit<br /> <br /> 27<br /> <br /> 2.7. Cac ding nghe anten tien tiAn<br /> <br /> 27<br /> <br /> 2.7.1. Phan tip thu va phit<br /> <br /> 27<br /> <br /> 2.7.2. Cic he thOng anten thich nghi<br /> 2.8. KET LUAN CHUONG<br /> CHUONG 3. MEN TRIJC MANG TRUY CAP WIMAX<br /> <br /> 28<br /> 29<br /> 30<br /> <br /> 3.1. Gist THIEU CHUONG<br /> <br /> 30<br /> <br /> 3.2. MO HINH THAM CHIEU<br /> <br /> 30<br /> <br /> 3.3. LOP DIEU KHIEN TRUY NHAFIMOI TRUONG (MAC)<br /> <br /> 32<br /> <br /> 3.3.1. Ket not vi dja chi<br /> <br /> 32<br /> <br /> 3.3.2. Lop con hOi ta MAC<br /> <br /> 34<br /> <br /> 3.3.3. Lop con phin chung MAC<br /> <br /> 34<br /> <br /> 3.3.4. Ca the yeu au vi cap Oat bang th8ng<br /> <br /> 38<br /> <br /> 3.3.5. Co the<br /> <br /> 40<br /> <br /> lich djch va vi chit Itrong djch v0 (QoS)<br /> <br /> 3.4. LOP VAT Lt<br /> <br /> 42<br /> <br /> 3.5. KET LUAN CHUONG<br /> <br /> 44<br /> <br /> CHUONG 4. MO PHONG HO/ST HONG 14 THONG WiMAX<br /> <br /> 45<br /> <br /> 4.1. GO! THIEU CHUONG<br /> <br /> 45<br /> <br /> 4.2. MOI TRUONG MO PHONG<br /> <br /> 45<br /> <br /> 4.3. MO PHONG<br /> <br /> 47<br /> <br /> 4.3.1. Gia thuyet<br /> <br /> 47<br /> <br /> 4.3.2. Kjch bin mo phong<br /> <br /> 47<br /> <br /> 4.4. PHAN T1CH KET QUA MO PHONG<br /> <br /> 50<br /> <br /> 4.4.1. Holt dOng<br /> <br /> 50<br /> <br /> 4.4.2. Tinh lunng bring th8ng dirqc s* dung ten cic Node<br /> <br /> 51<br /> <br /> 4.5. NHAIsIXET<br /> <br /> 56<br /> <br /> KET LUAN VA MANG PHAT TRIEN DE TAI<br /> <br /> 57<br /> <br /> TAI LIEU THAM KHAO<br /> <br /> 58<br /> <br /> Phv Ivc A: Gil trj truirng Type trong thong blo quin trj lop MAC<br /> <br /> 59<br /> <br /> MVC LUC HIM! VE<br /> Hinh 1.1. Minh hos hoot dOng WiMAX [10]<br /> <br /> 9<br /> <br /> Hinh 1.2. Truyen sling trong tnrang hop NLOS [10]<br /> <br /> 10<br /> <br /> Hinh 2.1. So sanh gift FDMA va OFDM<br /> <br /> 16<br /> <br /> Hinh 2.2. Sa d6 khoi he th6ng OFDM<br /> <br /> 17<br /> <br /> Hinh 2.3. Khai niem ve chu6i bito vg.<br /> <br /> 18<br /> <br /> Hinh 2.4. ISI va cyclic prefix<br /> <br /> 19<br /> <br /> Hinh 3.1. MO hinh them chieu [5]<br /> <br /> 30<br /> <br /> Hinh 3.2. Chile nang ck lap trong m8 hinh phan lop chart IEEE 802.16<br /> <br /> 31<br /> <br /> Hinh 3.3. Luling der lieu qua each!,<br /> <br /> 31<br /> <br /> Hinh 3.4. Djnh dung MAC PDU<br /> <br /> 35<br /> <br /> Hinh 3.5. Djnh dung cua tieu de MAC PDU chung<br /> <br /> 36<br /> <br /> Hinh 3.6. Djnh dung tieu de yeu cau diti thong<br /> <br /> 37<br /> <br /> Filth 4.1. Module WiMAX trong kien true NS-2 [13]<br /> <br /> 46<br /> <br /> Hinh 4.2. MO hinh mung m8 phong<br /> <br /> 48<br /> <br /> Hinh 4.3. Lien ket giOn MS va cac BS<br /> <br /> 51<br /> <br /> Hinh 4.4. Mac nang luong giera 2 cell<br /> <br /> 51<br /> <br /> Hinh 4.5. Ck tratmg event trong file barn vet —.tr<br /> <br /> 52<br /> <br /> Hinh 4.6. Ck trutmg trong Wireless Event<br /> <br /> 53<br /> <br /> MUC LVC BANG<br /> Bang 1.1. Tom tit ck dac thing ca ban dm chutur WiMAX[6]<br /> <br /> 7<br /> <br /> Bang 3.1. Cac trtdmg tier' de MAC chung<br /> <br /> 37<br /> <br /> Bang 3.2. Cac trtrOng tieu de MAC you cau diti thong<br /> <br /> 38<br /> <br /> Bang 3.3. Dac to vat!), char' IEEE 802.16<br /> <br /> 42<br /> <br /> Bang 4.1. KM qua thei gian chuyen giao cita MS.<br /> <br /> 55<br /> <br /> MVC LVC BIEU De)<br /> Bleu 6 4.1. Thong Itrong SS khi MN di chuyen veri ttic dO 1 m/s<br /> <br /> 54<br /> <br /> Bieu 6 4.2. Thong luong SS khi MN di chuyen vai t6c do 4.147 m/s<br /> <br /> 54<br /> <br /> Bieu 6 4.3. Thong luong SS khi MN di chuyen v6i tin dO 8.3 m/s<br /> <br /> 55<br /> <br />