WiMax cham chap khai hoi

Khi da duoc trien khai, WiMax se ve lang.

Mang khong day toc do cao, pham vi rong se con phai “ngu mot giac dai” trong vai nam nua moi co the tien den hien thuc vi cac yeu to, nhu gia ca, toc do va moi truong phap ly chua ro rang, dang lam nhut chi cac hang vien thong.

Theo khao sat cua cac nha phan tich cong nghe, ganh nang ve gia ca, toc do dich vu va moi truong quy dinh chua duoc thong suot chinh la nhung rao can khien WiMax chua the duoc hien thuc hoa.

Gioi tu van du doan, do cac hang da dau tu hang trieu USD vao viec xin cap phep mang the he thu 3 (3G) cung voi so tien ho rot vao xay dung tram phat song mang nay cung la nguyen nhan khien cac nha dieu hanh mang chua muon dau tu vao cong nghe bang thong rong khong day pham vi rong WiMax.

Van de ve tai chinh cung lam cac nha cung cap dich vu chua “man ma” dau tu vao WiMax, gia cuoc truy cap DSL da giam 20% so voi nam 2003, 2004 nen cac cong ty chua dam nhay vao thi truong bang thong rong.

Ben canh do, cac nha phat trien WiMax can phai giai quyet ve van de toc do. Toc do cua WiMax chi nam trong khoang 1 MB – 3 MB/giay, khong vuot troi nhieu so voi mang HSDPA duoc nang cap tu cong nghe 3G – dat 1,8 MB/giay.

Tuy nhien, nha tu van nay du doan tuong lai cua WiMax se vuon ra, phu song o nhung cong dong xa xoi. Dien hinh, Trung Quoc co the se cung cap cong nghe WiMax cho 60% dan so hien tai chua duoc ket noi mang.

N.Huong

Theo Silicon