VI di gii sir ne tA bit diu truyen eft lieu cho nut B, mOt lit sau nu tD ding quy& djnh truyen de lieu cho nut B, boi vi D Ichang nhfui they nut A dang hoot dOng khi D
b.Mat se thi bp &Lim nh$p mai trotting diin hinh
The tic them nh#p mei trueng ve ca ban mi duqc chia ra 3 to is thu tvc phin chia co dinh, the Mc phin chia theo yeu cau, vi the tvc toy ckip niau nhien.
+ The tic phan chia co djnh: tai nguyen duqc phan chia cho thing nut me khong sq xung dOt. Khi de kenh truyen se duqc phan chia theo than gian (TDMA), theo tan s6 (FDMA), theo ma CDMA.
+ The tic phan chia theo yeu cau, cho phep ck nut sir dvng tai nguyen khi c6 yeu cau sir ding, the the nay c6 the chia thinh thzi tyc tap trung va thu tyc phdn
tong the tic dieu !chi& talp trung nut se giri you cau tai net trung tam va cher tra lai, tong twang hqp duqc phep n6 se giri mOt ban tin ;tic nhon duqc phep tai net da giri you eau cling WA thong tin tai nguyen n6 duqc phep sir ding, vi dv nhu so luqngva vi
tri cut ck khe than gian tong he thong TDMA. Trong trutmg hqp nay nut trung tam thuang Mn nhieu nang luqng, bei v#y tong giao thirc nay thutmg thi nAng luqng cim nhOng net trung tam duqc cung cap nhieu han cic net thong thutmg. Trong giao thirc phan tan gin twang ti tiler the bai tong token bus. Khung token se lan luort luu hinh tong mOt yang kin la mOt nhom cac nit man, mOt chuang trinh quan lSt yang dOc
tai 1-19r Th5ng I.nng Al 777A Tin Wing biet clang de phat hien 184 va tai tao the bai khi thy ra sv co, nhuqc diem coa no la cac nut phai a trong tinh tang nhon dit lieu, them vito de viec bao tri va duy to tuyen khi hinh ding ming thay d8i la kha phirc tip.
+ Thit tic troy cop new nhien cac nut hoitt dOng plan tan hoan town, phuong phip diu tien va tai gib van dirge sir ding la ALOHA, trong thu tic ALOHA mot nit khi truyen dcr lieu n6 girl di ngay Hip tic, lcheng he c6 sv lien he vii cac nit khac Uri vay khi ruing thy ra xung dot la rat cao, khi phat hien xung dot phia nh$n se gai mot xac nh$n cho thutic tinh ciut g6i tin nhOn, phia giri se cher mot thai gian ngau nhien va bit dim truyen