SAE AS1501 Hose, Air Duct, Flexible Nonmetallic, Aircraft
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Product Code:SAE AS1501
Title:Hose, Air Duct, Flexible Nonmetallic, Aircraft
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope: This document covers flexible and semiflexible, reinforced and unreinforced air hoses fabricated from laminated and impregnated fabric, intended for use aircraft heating, air conditioning, ventilating, defrosting and/or deicing systems.
上一篇:
SAE AS1544 Hose, Air Duct, Flexible, Helical, Nonmetallic Wire Supported (Covered), Silicone Rubber, Self Extinguishing下一篇:
SAE AS1506 Hose, Air Duct, Semiflexible, Sleeve Section, Unreinforced, Self Extinguishing【英文标准名称】:Digitallivingnetworkalliance(DLNA)homenetworkeddeviceinteroperabilityguidelines-Part2:DLNAmediaformats(IEC62481-2:2007);TextinEnglish
【原文标准名称】:数字生活网络联盟(DLNA)家用网络装置互用性指南.第2部分:DLNA媒体格式
【标准号】:DINIEC62481-2-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-02
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:适配器;音频的;电路网络;通信;通信系统;兼容性;压缩;计算机软件;数据压缩;数据交换;数据格式;数据传送;定义;装置配置;电气工程;英语;娱乐电子学;(数据)格式;指南;家用网络;信息交换;接口;接口(数据处理);因特网协议;交替使用性;媒体格式;多媒体;网络管理;信号传输;软件;规范(验收);视频
【英文主题词】:Adapters;Audio;Circuitnetworks;Communication;Communicationsystems;Compatibility;Compression;Computersoftware;Datacompression;Dataexchange;Dataformats;Datatransfer;Definition;Definitions;Deviceconfiguration;Electricalengineering;Englishlanguage;Entertainmentelectronics;Formats;Guidelines;Homenetwork;Informationinterchange;Interfaces;Interfaces(dataprocessing);InternetProtocol;Interoperability;Mediaformats;Multimedia;Networkmanagement;Signaltransmission;Software;Specification(approval);Telecommunications;Video
【摘要】:ThispartofIEC62481specifiestheDLNAmediaformatprofilesapplicabletoIEC62481-1.Mediaformatprofilesaredefinedforeachofthefollowingmediaclasses:audio,image,andAV.Inaddition,profileIDvaluesthatidentifymediacollectionsandprinterXHTMLdocumentsarealsointroduced.Itisenvisionedthatinthehomenetworkenvironment,deviceswillbecapableofexchangingcontentitemsthatoriginatefromdifferentsources.Contentitemswilltypicallycomeencodedindifferentformats.Theterm"format"designatesthecompressionandencodingtoolsutilizedtogeneratethebinaryinstanceofacontentitem,whichwillbeeventuallyexchangedoverthehomenetworkusingstreamingorfiletransferprotocols.ExamplesofformatsincludeMPEG-2,MPEG-4,WMVandothersforvideo;orMP3,AAC,WMAandothersforaudio.Formatsalone,however,includeaspartoftheirspecifications,multipleparameters,featuresandtoolswhichcanbeusedinamyriadofcombinationstogeneratecontentbinaries.Inthisstandard,thenotionofaformatprofileisintroducedtoidentifyaparticularsuitablecombinationofformatparameterswhichdefineawayforrepresentingcontentbinaries.AformatlikeMPEG-2,forexample,canhavemultipleprofilesdependingonselectionsforthecompanionaudio,thesystem-layermultiplexingspecifications,allowedframeresolutions,allowedaspectratios,allowedbitrates,etc.Thisstandardprovidesaquasi-exhaustivelistofbroadly-usedformatprofilesforimage,audio,andAVformats.Foreachparticularformatprofile,thisstandarddefinesaprofileIDtexttokentobeusedduringtheDLNAmediadiscoveryandmediatransferoperations.TheprofileIDisexposedinaserver'scontentdirectoryservice(CDS)tosignaltopotentialnetworkedplayersorrendererstheexistenceofacontentitemwithparticularcodingandcompressionfeaturesdefinedpreciselybytheitem'sprofileID.ThisstandardalsodescribestheusesofformatprofileswhichdefinemediacollectionsandprinterXHTMLdocuments.Thenumberofpotentialcombinationsforsuitableprofilesbecomeslargeratherquickly,asevidencedbythelongprofilelistsobservedinthedifferentsectionsofthisstandard.Consequently,thisstandardintroducesthenotionofmandatoryprofiles,supportedbyalldevices,asameanstoprovidebaselinecontentinteroperabilityinthehome.Servershavetobecapableofexposingandtransferringmandatoryprofileswhileplayersandrenderershavetobecapableofdecodingandrenderingthemandatoryprofiles.Unfortunately,mandatoryformatprofilescannotbedefineduniversallytosuitallscenarios.Forthisreason,thedefinitionofmandatoryprofilesismadetakingintoaccountthegeographicalregionandthetargetdevicecategory.
【中国标准分类号】:M11
【国际标准分类号】:33_160_60;35_040;35_110
【页数】:246P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 铜锤 |
| 中标分类： |
航空、航天 >>
航空器与航天器制造用设备 >>
工具 |
| 发布日期： | 1979-02-02 |
| 实施日期： | 1979-05-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 3页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 航空 航天 航空器与航天器制造用设备 工具
