Network Characteristics Department of …

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1、RequirementsDocumentReferenceNumberSystemRequirementsSampleRequirementsNeedStatement(ConOps)11NetworkCharacteristics1.0-1TheASCTshallcontrolaminimumofXXsignalsconcurrently4.2.0-1ThesystemoperatorneedstoeventuallyadaptivelycontroluptoXXXsignals,uptoXXXmilesfromtheTMC(orspecifiedlocation).1.0-2TheAS

2、CTshallsupportgroupsofsignals.4.2.0-2ThesystemoperatorneedstobeabletoadaptivelycontroluptoXXindependentgroupsofsignals4.2.0-3Thesystemoperatorneedstovarythenumberofsignalsinanadaptivelycontrolledgrouptoaccommodatetheprevailingtrafficconditions.1.0-2.0-1Theboundariessurroundingsignalcontrollersthat

3、operateinacoordinatedfashionshallbedefinedbytheuser.4.2.0-2ThesystemoperatorneedstobeabletoadaptivelycontroluptoXXindependentgroupsofsignals1.0-2.0-2TheASCTshallcontrolaminimumofXXgroupsofsignals.4.2.0-2ThesystemoperatorneedstobeabletoadaptivelycontroluptoXXindependentgroupsofsignals1.0-2.0-3Thesi

4、zeofagroupshallrangefrom1toXXsignals.4.2.0-3Thesystemoperatorneedstovarythenumberofsignalsinanadaptivelycontrolledgrouptoaccommodatetheprevailingtrafficconditions.1.0-2.0-4Eachgroupshalloperateindependently4.2.0-2ThesystemoperatorneedstobeabletoadaptivelycontroluptoXXindependentgroupsofsignals1.0-

5、2.0-5TheboundariessurroundingsignalcontrollersthatoperateinacoordinatedfashionshallbealteredbytheASCTsystemaccordingtoconfiguredparameters.4.2.0-3Thesystemoperatorneedstovarythenumberofsignalsinanadaptivelycontrolledgrouptoaccommodatetheprevailingtrafficconditions.1.0-2.0-5.0-1Theboundariessurroun

6、dingsignalcontrollersthatoperateinacoordinatedfashionshallbealteredbythesystemaccordingtoatimeofdayschedule.(Forexample:thismaybeachievedbyassigningsignalstodifferentgroupsorbycombininggroups.)4.2.0-3Thesystemoperatorneedstovarythenumberofsignalsinanadaptivelycontrolledgrouptoaccommodatetheprevail

7、ingtrafficconditions.1.0-2.0-5.0-2Theboundariessurroundingsignalcontrollersthatoperateinacoordinatedfashionshallbealteredbythesystemaccordingtotrafficconditions.(Forexample:thismaybeachievedbyassigningsignalstodi