Extron electronics APP Uživatelský manuál

Dii AVSlti fDesigning AV Solutions for Collaborative Teaching Spaces gpKarl RosenbergRegional Application SpecialistRegional Application SpecialistExt

Virtual TechnologyHP Visual Collaboration Room 220

Installed DevicesIncITe Classroom, University of Notre Dame

Mobile Learning Devices

Environmental Design Challenges

FurnitureDeBartolo B011 Classroom, University of Notre Dame

Windows/WallsActive Learning Classroom, University of California, Berkeley

Speakers/Dedicated Video CapabilitiesActive Learning Classroom, University of Minnesota

Closed Equipment NicheActive Learning Classroom, University of Minnesota

AV Design ConsiderationsAV Design Considerations

Key Considerations• Needs of the people using/supporting the system• Speed/ease of setup• Configurable controlSit• Even sound distribution• Video qua

Agenda• Collaborative Teaching Spaces Di Chll•Design Challenges• AV System Design Considerations• Cables• Signal Integrity•EDID•EDID• Content Protecti

Speed/ease of setup• Intuitive User Interface Cilti•Convenience –room location• Configurable controlCable connections for control integrated into tabl

AV Furniture• Select space appropriate AV furniture, sources, and displaysand displaysPresence Podium, SMARTdesks

Unified Network Access• Remote control and troubleshootingAV t d t ll ti f ti•AV system data collection for reporting• System-wide monitoring and sche

Sound Distribution• Room size and acousticsI t ti it b t it•Interactivity between sites• Voice reinforcement – table or ceiling microphones?Active Lea

Sound Distribution• Use of sound reinforcementSk•Speakers• Voice and program audio reinforcement• Wall mounted speaker• Stereo sound• Directional soun

Video Considerations• System Sources, Processors, and DisplaysPlaybackSource Processor DisplayBlu-rayLaptopAnnotatorStreaming EncoderProjectorSatellit

Video Source ConsiderationsAnalog Source ConnectionsVGA:RCA –Digital Source ConnectionsHDMI:DisplayPort (and miniDP):DVI-D:Thunderbolt:• Desktop• Lapt

Digital Video Considerations• Signal IntegrityCbl l ti•Cable selection• Distance and image quality•EDIDExtended Display Identification Data•EDID –Exte

Signal Integrity – Testing• Eye pattern Mll• Eye MaskId tifihbit•Measures overall signal quality•Formed by repeated•Identifies when bit errors occur•T

Signal Integrity – Cable Selection • Distance and quality – how far is too far?C bl litll bl th ?•Cable quality –are all cables the same?• Connections

CTS – Collaborative Teaching Spaces • Any space that emphasizes group learning and collaborationand collaboration• Over networked computers•Across mob

Cable Selection – Distance • HDMI for shorter runs • CATx for longer runsTypically under 50 feet Across the enterprise

Cable Selection – Image Quality• Contributors to digital signal degradation• Digital signal recovery is based on receiver’s abilitysignal degradation•

Image Quality• Image quality does not degrade like analog==Good signal==PixelizationVertical linesColored dotsBit errorsNo image==Too many biterrorsNo

HDMI Cable Considerations• Are all HDMI cables the same?HDMI connector, damaged by a faulty cable; pins are lifted or pushed back, lti i i t itt tresu

Anatomy of a High Quality HDMI Pro Cable

CTS HDMI Solution• Workgroup using laptops and a tabletHDMI SwitcherAC Power Controller

Twisted Pair Cable Advantages• Twisted pair extenders can support a variety of signals for longer cable runsof signals for longer cable runs• Digital

Twisted Pair Transmission• Cable CharacteristicsStCATbl•Supports CATx cable• Solid conductor, shielded twisted pair cable with shielded connectors sho

Twisted Pair Cable Properties• Twisted Pair Cable ConstructionM lti l t ti h i t ithi•Multiple construction approaches exist within a given category•

Twisted Pair Cable Properties• Shielded cable protects against outside interferenceinterference• Air conditioning units•Power from adjacent cablingPow

CTS Characteristics• Supports active learning between groups All f t f f i f ti•Allows for easy transfer of information • Can effectively display mult

Image Quality• Digital video signal loss –cliff effectcliff effectGoodLCD Monitoral QualitySignaAcceptable Signal LevelCable LengthAnalog Signal Digit

Twisted Pair Transmission• Different types of twisted pair shieldingCable Name Outer Shielding IndividualPair ShieldingU/UTP None NoneF/UTP Foil NoneU

Twisted Pair Installation• Cable infrastructure and patch pointsUt4 th it dd•Up to 4 patch points recommendedHDMI ReceiverMatrix SwitcherTypical scena

CTS Twisted Pair SolutionTouchpanelTwisted Pair TransmitterControl ProcessorTwisted Pair Receiver

CTS Twisted Pair Solution Full-Range Ceiling SpeakersTouchpanelVlTwisted Pair Switcher with Integrated TP TransmitterPower AmplifierVolume Control Mo

EDID – Extended Display Identification Data

EDID• A data standard provided by a digital display that describes its capabilities to a video sourcedescribes its capabilities to a video source• EDI

EDID Strategy• How to get the correct data to the source so it can output the correct signal?can output the correct signal?• Supported resolutions•Col

Supported Resolutions• Displays have different native resolutionsM t id l EDID fi ti d d i t•Most ideal EDID configuration depends on requirements• Ad

EDID and Audio Management• Which audio format?•Analog or digital•Analog or digital• What is the audio signal path?•Separate or embeddedSeparate or emb

CTS Locations – K - 12•SMART Collaborative Classroom, Providence Spring Elementary, Charlotte, NC

Audio Setup Challenges• Setting Digital Audio

High-Bandwidth Digital Content Protection

HDCP• HDCP is an encryption protocol applied at the digital interfaceDVI HDMI and DisplayPortdigital interface –DVI, HDMI and DisplayPortSourcesSinksR

HDCP Authorized CTS Applications• VideoconferenceLt t•Lecture capture• Broadcast feed

HDCP Challenges• HDCP AuthorizedS h M l t iP d ill•Some sources, such as a Mac laptop or iPad, will encrypt ALL content being output even if it does

HDCP Solutions1080di lMac laptopInputOutputMatrix Switcher1080p displayHDCP compliantMac laptopThunderbolt to HDMI outputDisplayiPadHDMIHDCP SourceNon

System Flexibility, Scalability and Reliability

Current and Future Technology Needs • Flexibility and ScalabilityUdtd tiit diftt lt•Understand connectivity and infrastructure plan to allow for inter

Reliability of Collaborative Systems• No annual licensesItlt•Incremental cost • Cost attributed to:aysaysays• Number of sources• Number of displays•Fu

CTS – Designing AV Solutions Recap• A solid design strategyDfi th li ti•Defines the application• Manages EDID effectively•Contains a solid understandi

CTS Locations – Higher EdActive Learning Classroom, University of California, Berkeley

Open DiscussionOpen Discussion

Comments?Comments?Karl Rosenbergkbg@[email protected]

Dii AVSlti fDesigning AV Solutions for Collaborative Teaching Spaces gpKarl RosenbergRegional Application SpecialistRegional Application SpecialistExt

CTS Locations – Corporate

CTS Locations – Government The sp.ace in Building 29 at Johnson Space Center. Image Credit: NASA JSC/Christopher Gerty

Technology Design Challenges