標準號：ISO/IEC 25435-2006
中文標準名稱：在60mm只讀盒式光盤上進行的數據交換.容量:1,8千兆字節(UMDTM)
英文標準名稱：Data Interchange on 60 mm Read-Only ODC - Capacity: 1,8 Gbytes (UMDTM)
標準類型：L64
發布日期：1999/12/31 12:00:00
實施日期：1999/12/31 12:00:00
中國標準分類號：L64
國際標準分類號：35.220.30
適用范圍：This International Standard specifies the mechanical, physical and optical characteristics of a 60 mm, readonlyODC having a maximum capacity of 1,8 Gbytes. It specifies the physical format, the quality of therecorded signals, the format of the data and its modulation method, thereby allowing for informationinterchange by means of such ODCs.This International Standard specifies two types of ODCs, Type A and Type B:Type A: Single layer disk with maximum recorded capacity of 0,9 G-bytes;Type B: Dual layer disk with maximum recorded capacity of 1,8 G-bytes.Information interchange between systems also requires, at a minimum, agreement between the interchangeparties upon the interchange code(s) and the specifications of the structure and labeling of the information onthe interchanged ODCs. UMD? is the trade mark of Sony Computer Entertainment Inc.