DVD va game video se duoc cai ma vach mau
He thong ma hinh tam giac voi 4 hoac 8 mau cua Microsoft co the luu toi 2 trang du lieu, tuc gap doi dang vach ke soc den trang tren hang hoa hien nay. Gavin Jancke, Giam doc ky thuat Microsoft Research, cho hay he thong HCCB (High Capacity Color Barcode) cua ho se khong thay the loai ma vach thong thuong, duoc biet den voi ten goi UPC. "UPC van ton tai va san pham cua chung toi duoc ra doi chi de phuc vu nhung ai can luu nhieu thong tin hon tren mot khong gian nho, cu the la 3.500 chu cai trong 6,4 cm2", Jancke noi. "HCCB duoc the hien duoi dang cac tam giac duoc xep theo chieu khac nhau de phan mem giai ma co the phan biet cac mau vach".
Cuoi nam nay, he thong mau HCCB se duoc tich hop trong cac dia DVD va game cho thiet bi Xbox 360. Hon the, nhung thong tin nhu dia chi website, e-mail... cung duoc luu trong ma va duoc nhan dang qua webcam hoac dien thoai camera, do do se giup nguoi su dung ket noi ket noi san pham voi the gioi truc tuyen. Cong ty DatatraceDNA cua My cung se nhung mot hat nano vao cac ma de tranh bi lam gia. T.N. (theo BBC) |
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