什么是ISDB

2010-04-08 19:14:00来源:DVBCN数字电视中文网 热度:
日本数字电视的标准ISDB
  日本数字电视首先考虑的是卫星信道,采用QPSK调制.并在1999年发布了数字电视的标准--ISDB.ISDB是日本的DIBEG(Digital Broadcasting Experts Group 数字广播专家组)制订的数字广播系统标准,它利用一种已经标准化的复用方案在一个普通的传输信道上发送各种不同种类的信号,同时已经复用的信号也可以通过各种不同的传输信道发送出去.ISDB具有柔软性,扩展性,共通性等特点,可以灵活地集成和发送多节目的电视和其它数据业务.
  ISDB标准大全
  标准号 标准名称 下载地址
  STD-B42 Receiver for Digital Satellite Sound Broadcasting(Desirable Specifications) Ver.1.1[0.8MB]
  STD-B41 Transmission System for Digital Satellite Sound Broadcasting Ver.1.1[0.5MB]
  STD-B40 PES Paket Transport Mechanism for Ancillary Data Ver.1.0[0.4MB]
  STD-B39 Structure of Inter-Stationary Control Data Conveyed by Ancillary Data Packets Ver.1.1[0.4MB]
  Ver.1.1-E1[0.8MB]English
  STD-B38 Coding, Transmission and Storage Specification for Broadcasting System Based on Home Servers Ver.1.3[1.9MB]
  STD-B37 Structure and Operation of Closed Caption Data Conveyed by Ancillary Data Packets Ver.2.4[1.3MB]
  Ver.2.4-E1[3.9MB]English
  Ver.2.2-E1[3.8MB]English
  STD-B36 Exchange Format of the Digital Closed Caption File for Digital Television Broadcasting System Ver.2.3[0.7MB]1,113
  STD-B35 Data Program Exchange Specification for Digital Broadcasting Ver.1.2[1.7MB]4,735
  STD-B33 Portable OFDM Digital Transmission System for Television Program Contribution Ver.1.1[1.7MB]2,058
  Ver.1.1-E1[3.9MB]English
  STD-B32
  Video Coding, Audio Coding and Multiplexing Specifications for Digital Broadcasting Ver.2.1[1.4MB]2,782
  Ver.2.1-E1[1.3MB]English
  Ver.1.9-E2[1.3MB]English
  STD-B31
  Transmission System for Digital Terrestrial Television Broadcasting Ver.1.7[1.6MB]
  Ver.1.6-E2[1.7MB]
  STD-B30
  Receiver For Digital Terrestrial Sound Broadcasting (Desirable Specifications) Ver.1.3[0.7MB]1,239
  STD-B29
  Transmission System For Digital Terrestrial Sound Broadcasting Ver.2.2[0.9MB]2,845
  STD-B28 Multiformat Color Bar Ver.1.0[0.5MB]661
  Ver.1.0-E1[0.5MB]English Translation546
  STD-B27 Closed Caption Data Conveyed by Ancillary Data Packets for Component Bit-serial Digital Interface of 525/60 and 1125/60 Television Systems Ver.1.0[0.6MB]787
  STD-B26 HDTV Digital SNG Transmission Systems Ver.1.2[0.6MB]PDF only
  STD-B25
  Conditional Access System Specifications for Digital Broadcasting Ver.5.0[0.5MB]7,245
  Ver.5.0-E1[2.2MB]English TranslationPDF only
  Ver.4.2-E2[2.0MB]English TranslationPDF only
  STD-B24Fascicle 1 Data Coding and Transmission Specification for Digital Broadcasting (Fascicle 1) Ver.5.1[6.2MB]4,000
  Ver.5.1-E2[5.8MB]English TranslationPDF only
  Ver.5.0-E1[7.9MB]English TranslationPDF only
  STD-B24Fascicle 2-(1/2) Data Coding and Transmission Specification for Digital Broadcasting (Fascicle 2-(1/2)) Ver.5.1[2.3MB]6,877
  Ver.5.1-E2[1.4MB]English TranslationPDF only
  Ver.5.0-E1[1.7MB]English TranslationPDF only
  STD-B24Fascicle 2-(2/2) Data Coding and Transmission Specification for [FS:Page]Digital Broadcasting (Fascicle 2-(2/2)) Ver.5.1[4.6MB]10,521
  Ver.5.1-E2[4.0MB]English TranslationPDF only
  Ver.5.0-E1[4.6MB]English TranslationPDF only
  STD-B24Fascicle 3 Data Coding and Transmission Specification for Digital Broadcasting (Fascicle 3) Ver.5.1[1.3MB]2,415
  Ver.5.1-E2[0.6MB]English TranslationPDF only
  Ver.5.0-E1[0.9MB]English TranslationPDF only
  STD-B23 Application Execution Engine Platform for Digital Broadcasting Ver.1.1[3.5MB]5,859
  Ver.1.1-E1[2.0MB]English TranslationPDF only
  STD-B22 Implementation Method of Digital STL/TTL Transmission for Digital Terrestrial Television Broadcasting Ver.1.1[1.6MB]1,732
  Ver.1.1294(Only the part of the revision from Ver.1.0 to Ver.1.1.)
  STD-B21
  Receiver for Digital Broadcasting (Desirable Specifications) Ver.4.6[4.7MB]6,205
  Ver.4.6-E1[2.0MB]English
  Ver.4.5-E1[1.9MB]English
  Ver.4.4-E1[1.8MB]English
  STD-B20
  Transmission System for Digital Satellite Broadcasting Ver.3.0[1.0MB]1,890
  STD-B19 Camera Positioning Information Conveyed by Ancillary Data Packets Ver.1.0[0.5MB]871
  STD-B18 Serial Interface for Separate-Cable Transmission of Date and Clock for Television Program Contribution Ver.1.0[1.3MB]378
  STD-B17 Serial Data Transport Interface (SDTI) Ver.1.0[0.5MB]787
  STD-B16 Standard Digital Receiver Commonly Used for Digital Satellite Broadcasting Services Using Communication Satellite Ver.1.1[0.7MB]1,071
  STD-B15 Resource Identification Conveyed by Ancillary Data Packets for 525/60 and 1125/60 Television Systems Ver.1.1[0.6MB]619
  STD-B14 Data Multiplex Broadcasting System for The Conventional Television Using The Sound Sub Carrier Ver.1.0[8.2MB]4,000
  STD-B13 800MHz-Band OFDM Transmission System for Television Program Contribution Ver.2.1[0.8MB]829
  Ver.2.1-E1[0.7MB]English
  STD-B12 Fixed Microwave Digital Transmission System for Television Program Contribution Ver.2.2[1.3MB]1,522
  STD-B11 Portable Microwave Digital Transmission System for Television Program Contribution Ver.2.2[0.9MB]1,071
  Ver.2.2-E1[1.5MB]
  STD-B10
  Service Information for Digital Broadcasting System Ver.4.5[2.3MB]6,310
  Ver.4.4-E1[1.3MB]English
  Ver.4.3-E2[1.3MB]English
  STD-B9 Direct Coding for EDTV-II Television Signal Ver.1.0[4.4MB]1,606
  STD-B8 Multilevel Digital FM Modulation for Television Program Contribution Ver.1.1[0.8MB]PDF only
  STD-B7 42GHz-Band Radio Transmission System for Television Program Contribution Ver.1.1[0.4MB]PDF only
  STD-B6 Ancillary Data Packet and Space Formatting of Bit-serial Digital Interface for 526/60 Television System Ver.1.1[0.6MB]871
  STD-B5 Data Multiplex Broadcasting System for The Conventional Television Using The Vertical Blanking Interval Ver.1.0[8.1MB]3,853
  STD-B3 ARIB Standard for Operation of The FM Multiplex Broadcasting System Ver.1.2[8.5MB]4,116
  STD-B1 Digital Receiver For Digital Satellite Broadcasting Services Usi[FS:Page]ng Communication Satellites Ver.2.0[1.7MB]3,234
  T-003 Standard for program recording system coupled with television text data broadcasting Ver.1.0[1.4MB] 661
  T-001 Operational Standard of teletext standard Ver.1.0[1.5MB] 661
  (S-001B) 1125/60 HDTV Studio System (BTA S-001/002/004/005/006 & ARIB STD-B4 are bound together.) Ver.B/2.0[7.4MB]3,748
  S-001 1125/60 HDTV Production Systems Ver.B[7.4MB]see above
  S-002 Digital Representation and Bit-Parallel Inteface for 1125/60 HDTV Production Systems Ver.B[7.4MB]see above
  S-003 (Test signal of MUSE transmission characteristic measurement) Ver.1.0[1.5MB] 987
  S-004 Bit-serial Digital Interface for 1125/60 HDTV Systems Ver.B[7.4MB]see above
  S-005 Ancillary Data Packet and Space Formatting of Bit-serial Digital Interface for 1125/60 HDTV Systems Ver.B[7.4MB]see above
  S-006 Audio Data Format of Bit-serial Digital Interface for 1125/60 HDTV Systems
  数字电视机顶盒的硬件结构
  

1、主板 mainboard
  2、电源 Power board
  3、遥控器和按键控制面板 Front PCB
  4、高频头 Tuner
  5、射频调制器 RF
  6、升级串口RS-232
  7、闪存Flash
  8、音视频输出接口RCA、SPDIF、HDMI
  9、条件接收系统CA 模块

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