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Media Server Technology: Karl Paulsen

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
Date
Story title
(06.14.06)

How Networking Changes Storage Structures
The end of the analog broadcast era signals opportunities for broadcasters to add services that will force infrastructure changes beyond those just recently made to support digital television.

(04.12.06)

Searching for the Right Servers at NAB2006
It's just about that time again, so as you're making plans for the big show, consider reviewing some of these server topics before heading to the world's largest broadcast shopping mall that is NAB2006.

(02.08.06)

Data Storage Moves Into The Realm of Exabytes
The past decade has seen the broadcast and professional side of content storage technologies focused on systems that define operational workflow requirements while addressing physical scaling in order to meet the objective of migrating from tape to disks.

(01.11.06)

Backup & Protection for the Digital Media Age
The preservation and protection of digital media assets has become a critical operational and legal directive for many businesses. For the broadcaster--whose dependence on disk systems for the capture, storage and play-out of their assets is growing--this trend is challenging on several fronts.

(12.07.05)

Storage: Sending Out an SAS
High speed, high bandwidth and high availability--all are on the "must-have" list for advanced media storage technologies.

(10.05.05)

Tools and Practices for Managing Media Storage
The reliability of media server systems and their storage networks continues to be a growing factor in determining which systems are employed and how.

(09.07.05)

Archiving for Asset Management
One of the elements in an end-to-end digital asset management system includes how long-term and near-term storage of media will be handled.

(08.03.05)

Anticipating Storage Management Needs
Storage is now the name of the game and the wake-up call to address it has already happened. Postponing decisions related to long-term digital media storage is just not an option.

(07.06.05)

Fibre Channel Fends Off Competitors
Fibre Channel data rates are about to double--again.

(05.04.05)

Standards and Protocols In Streaming Media
Over the years, we've observed the delivery model for moving images evolve from the over-the-air broadcast to cable/direct-to-home transmission and more recently to the Internet. One of the latest permutations is streaming media.

(04.06.05)

Flexible Networks for Media Services
To help understand what is evolving in the transport of these services, we will explore some of the networks, transports and switching mechanisms employed today--with an eye on the future of media distribution.

(03.09.05)

Home Media Server Concepts Evolve
Digital media servers are heading straight into the living room, thanks in part to the DVD evolution.

(02.02.05)

The Impact of Advanced Video Coding
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.

(01.05.05)

Bigger is Not Always Better With Disk Drives
There are several factors in selecting a hard-disk drive storage subsystem.

(12.08.04)

The Evolution of the Universal Serial Bus
Portability is becoming a driving force in both consumer and professional media systems.

(10.06.04)

Considerations for Capturing and Logging
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."

(09.08.04)

Server Interoperability
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.

(08.04.04)

Serial ATA Technology
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.

(07.07.04)

The Business Case for Asset Management
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.

(04.07.04)

Ethernet Networking in the 10 GB Domain
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.

(02.04.04)

Backing Up Media Content
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.

(11.12.03)

Asynchronous Interfaces For Video Servers
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.

(09.17.03)

From Tape to Disk: Plenty of Advances in Store
1983 marked the dawn of digital storage

(09.03.03)

Planning for Storage And Asset Management
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.

(07.09.03)

Intelligent Storage for Media Content Systems
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.

(04.07.03) Essential Elements for The Video Server Facility
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.
(01.08.03) Fibre Channel Switched Architectures
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.
(12.11.02) Elements of the SAN
The days in which new server installations in broadcast facilities consisting of a single dedicated array of storage are dwindling.
(10.09.02)

Understanding Reliability In Media Server Systems
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.

(09.18.02) MRAM: The Future of RAM?
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.
(08.07.02)

IPTV Gaining Industry Acceptance
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.

(07.10.02) Media Distribution: Take Your Pick
The hardware required for the storage and distribution of multiformat media as data is no longer rocket science. Today's large-scale media server systems in broadcast, cable and news facilities already employ multipurpose, multiformat encoding schemes for various uses and means of delivery. The most familiar -- proxy encoding -- can store hi-resolution content and make that same content available for browse and streaming media applications at lower resolution. Getting that content -- as files or streams, to the users in a reliable, cost-effective method, is the next challenge for this decade.
(05.01.02)

The Evolution of MPEG-7
The turn of the millennium brought many flavors to the managing, producing, searching and offering of digital multimedia. Of the available flavors, MPEG has risen to strategic value for audiovisual representation; and MPEG development continues toward a broader, more encompassing field of multimedia management and distribution.

(04.03.03) New Structures for Storage
Advances in storage architectures have shown a migration from JBOD (just-a-bunch-of-disks), through simple RAID arrays, and on to more complex and common storage systems. Now, for both media and data applications, moves toward storage networking are well under way.
(02.06.02) Connecting It All
When building any form of network, elements for consideration include manageability, versatility, compatibility and cost effectiveness.
(01.23.02) File Interchange, Part II
The adoption of digital media has opened the door to myriad opportunities for the exchange of information. When last we discussed the principles of file interchange, we touched on the user requirements for interchange and the definitions of metadata sets that are included in the material body.
(11.14.01)

File Interchange, Part I
Video server users have long sought a means to exchange files between differing video and media server platforms.

(10.03.01) Serving Up ITV, Part II
Last month we discussed how nonvideo centric services for DTV are being supported under the umbrella of data broadcasting, that technology structured by – and described within – the ATSC A/90 data broadcast framework.
(09.05.01)

Serving Up ITV, Part 1
Once the deployment of digital television (DTV) advances enough to warrant meaningful data broadcasting and other services – such as interactive television – content developers and broadcasters will need a means to store, manage and process that data as it makes its way through the DTV system.

(08.08.01) Applying the Network Appliance
Could the video file server evolve to become a video network appliance?
(07.11.01)

Applying the Network Appliance
Could the video file server evolve to become a video network appliance?

(06.13.01)

Prospective for Global Storage Networks
Just how long will it be before the methods for moving media storage become synonymous with those of computer data storage in today’s global enterprises?

(05.02.01)

SCSI’S 20th Anniversary Review
This year SCSI, the industry-recognized naming acronym for "Small Computer Systems Interface" is 20 years young.

(03.07.01)

The Changing Landscape of Archival
The dependence on digital tape for nearline storage and long-term data archive is steadily changing how broadcast, cable and satellite delivery facilities look at video/media server implementation.

(01.10.01)

Storage Architecture Continues to Evolve
In the information age of the 21st century, one of the fastest-changing elements seems to focus on the means and methods of how information is stored and distributed.

(year 2000)

Principles in Archive Management, Part II
Last month we introduced you to the archive, one of the less understood components of the enterprise video server solution.

(year 2000)

Principles in Archive Management
The broadcast video server is not quite 10 years old and already a number of ancillary capabilities and components have become commonplace in their implementation.

(year 2000)

Advanced Intelligent Tape Options
In the next few short years, broadcasters all have to make serious choices in digital media technology.

(year 2000)

Meeting the Demands of Networking Infrastructures
The business of managing information technology continues to spawn a number of tactical debates on all fronts.

(year 2000)

Methods of Information Delivery
The digital age is bringing to light a great deal more types of information and an equal number of variations in how to deliver it.

(year 2000)

Tempering the Cost of the Digital Transition
Broadcast group owners continue to explore alternatives to operational practices in order to offset the costs required to make the transition to digital.

(year 2000)

Video Servers Go Above and Beyond
Users of video server products are continuing their dependence upon them beyond just spot or interstitial playback of media.

 

 
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