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Media Server Technology: Karl Paulsen
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Karl Paulsen is Chief Technology Officer for AZCAR, a leading Broadcast and Media Technologies systems integrator. An SMPTE Fellow and SBE Certified Professional Broadcast Engineer, Karl is the author of the book "Video and Media Servers: Technology and Applications" (published by Focal Press). Contact him via e-mail at karl.paulsen@azcar.com
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Home Media Server Concepts Evolve
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by Karl Paulsen, 3.09.2005
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Digital media servers are heading straight into the living room, thanks in part to the DVD evolution.
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The Impact of Advanced Video Coding
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by Karl Paulsen, 2.02.2005
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Video compression technologies will change the models we've grown to embrace since the introduction of 500-channel cable and direct-to-home satellite broadcast.
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Bigger is Not Always Better With Disk Drives
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by Karl Paulsen, 1.05.2005
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There are several factors in selecting a hard-disk drive storage subsystem.
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The Evolution of the Universal Serial Bus
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by Karl Paulsen, 12.08.2004
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Portability is becoming a driving force in both consumer and professional media systems.
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Considerations for Capturing and Logging
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by Karl Paulsen, 10.06.2004
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The recent FCC notice (MB Docket No. 04-232) has challenged broadcasters to potentially come up with a plan to retain recordings of their programming for some yet-to-be-determined period of time, "such as 60 to 90 days."
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Server Interoperability
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by Karl Paulsen, 9.08.2004
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The recent adoption of SMPTE 377M--Material Exchange Format (MXF) and its predecessor SMPTE 360M--along with the General Exchange Format (GXF), has set the tone for interoperability and the interchange of meaningful data and formats between file-based media-centric devices.
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Serial ATA Technology
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by Karl Paulsen, 8.04.2004
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IT professionals are beginning to turn to an old, reliable and proven drive technology that is being packaged into new products aimed at addressing the cost/performance equation.
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The Business Case for Asset Management
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by Karl Paulsen, 7.07.2004
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In the process of planning for a system that will manage media assets, it becomes extremely important to quantify, qualify and clarify what the MAM, DAM or DRM system is to accomplish.
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Ethernet Networking in the 10 GB Domain
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by Karl Paulsen, 4.07.2004
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Today, Gigabit Ethernet (IEEE 802.3z) has become a mainstay standard for networking, yet the expected demand for systems with data rates in excess of 1 Gbps is no longer just a dream.
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Backing Up Media Content
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by Karl Paulsen, 2.04.2004
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It goes without saying that data is one of the enterprise's most valuable assets - so protecting it is of paramount importance; yet for many, it's also one of the biggest headaches.
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Asynchronous Interfaces For Video Servers
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by Karl Paulsen, 11.12.2003
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The ability to ingest and output MPEG-2 streams via an asynchronous serial interface, or ASI, is one of the emerging advances in media storage.
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From Tape to Disk: Plenty of Advances in Store
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by Karl Paulsen, 9.17.2003
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1983 marked the dawn of digital storage
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Planning for Storage And Asset Management
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by Karl Paulsen, 9.03.2003
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With video media server technology now well entrenched in the moving image industry, and storage costs per gigabyte much lower compared to five years ago, users now find one of the foremost topics is the management of an ever-growing quantity of content.
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Intelligent Storage for Media Content Systems
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by Karl Paulsen, 7.09.2003
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As file formats and media structures have stabilized, and the interface capabilities between devices and platforms have matured, the "video server" has truly moved from that of video-centric storage to that of media content storage and processing.
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Essential Elements for The Video Server Facility
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by Karl Paulsen, 4.07.2003
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In this installment we will look at the building block components used to build a complete facility including ingest, server playout, production/editorial, archive and off-site asset protection for disaster recovery purposes.
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Fibre Channel Switched Architectures
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by Karl Paulsen, 1.08.2003
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The power of high-speed interconnections for video servers continues to shape the architecture of modern network-based storage systems. As the use and deployment of these systems grow, of paramount issue is the protection of the stored assets from disruptive activities, an important part of meeting the needs of a continuous full time operation.
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Elements of the SAN
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by Karl Paulsen, 12.11.2002
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The days in which new server installations in broadcast facilities consisting of a single dedicated array of storage are dwindling.
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Understanding Reliability In Media Server Systems
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by Karl Paulsen, 10.09.2002
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Early adopters of video servers were faced with the question of just how much reliability they could or would tolerate in their server systems given the revenue impact on their operations should a failure occur.
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MRAM: The Future of RAM?
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by Karl Paulsen, 9.18.2002
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Relatively new memory technology could sidestep all current RAM technologies. The low-power, nonvolatile micromemory-cell technology is called magnetoresistive random access memory or MRAM.
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IPTV Gaining Industry Acceptance
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by Karl Paulsen, 8.07.2002
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IPTV focuses on communications for large organizations and for smaller organizations with sources from third-party entities. Major companies, government and academic institutions are either already deploying IPTV or certainly considering it for the future.
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