|
AFD Ready
Home Page
TECHNICAL
INFORMATION AND WHITEPAPERS ON AFD
This
section provides links to valuable technical information
authored
by industry leaders at the forefront of the development
and deployment
of AFD technologies.
Navigating the DTV Transition: How
Broadcasters are using AFD
Presenters: Clarence
Hau, NBC-Universal - October 2008
This paper was presented at the 2008 SMPTE Technical Conference.
It describes how broadcasters are utilizing AFD to control aspect ratio
throughout the delivery path to the home in the post DTV Transition
landscape. Highlighted are specific guidelines for broadcasters on how
AFD technology can be integrated into their production and distribution
facilities.
Click
here for paper
Click
here for slides
Digital
Transition Challenges: Cable's Must-Carry Conundrum
Presenters: Gal
Garniek and
David Shamir, Scopus Video Networks - October 2008
This whitepaper was published on the Broadband Gear Report
in October
2008. it describes some of the challenges that cable
operators face
leading up to the DTV Transition. The main topic of the
paper is
cable head-end down-conversion issues.
Click
here
Tutorial on AFD and Implementation (Webinar
recording)
Presenters: Graham Jones, NAB; Larry Thaler,
NBC-Universal -
June 2008
The June 2008 SMPTE "PDA Anywhere" Webinar,
presented
by Graham Jones of NAB and Larry Thaler of NBC Universal,
provided
a good overview of AFD. In an effort to help educate the
public
on this important issue, SMPTE has made this Professional
Development
Academy event available for public viewing.
http://smpte-pda.org/2.html
From Camera
to the
Home: Managing Aspect Ratio through the Production and
Distribution
Process
Author: Larry Thaler, NBC-Universal - April
2008
This paper was presented at the 2008 NAB Technical
Conference. It
describes steps that NBC-Universal has taken to ensure
consistent
delivery of its programming after the 2009 DTV Transition.
Highlighted
are AFD based techniques available to every broadcaster
and production
company that can ensure all programming is optimized for
both the
SD and HD viewer.
Click here
Preparing for the Broadcast Analog Television Turn-Off:
How to Keep
Cable Subscribers' TVs from Going Dark
Author: Matthew Goldman, Tandberg Television - July
2008
This paper was presented at the July 2008 SCTE Technology
Conference.
It details various technical implementation details for
cable systems
to insure a smooth DTV Transition for their subscribers.
One of
the main topics covered in the paper is how AFD can be
used to properly
format the down-converted aspect ratio at the cable
head-end.
Click
here
Active Format Description (AFD) - An
Overview
Tandberg Television - 2008
This whitepaper from Tandberg Television provides an
overview of
AFD when used in the downconversion process.
Click
here
Active Format Description,
Display Standard
Newsletter
Author: Michael Dolan, Television Broadcast Technology
- December
2006
From 2006, this paper provides a good overview and
introduction
to AFD.
Click
here
Canceling the Postage Stamp: AFD,
Bar Data
and Pan & Scan
Author: William Miller, ABC-TV - April 2006
This paper was presented at the 2006 NAB Technical
Conference. It
provides details on AFD/Bar Data standards and usage along
with
details on how these technologies can be used to avoid the
"dreaded"
postage stamp on viewer displays.
Click
here for slides
Click
here for paper
Canceling the Postage Stamp, Concluded
Author: Patrick Waddell, Harmonic Inc. - April
2007
This paper is a follow-up to William Miller's paper and
was presented
at the 2007 NAB Technical Conference. It provides
additional details
on AFD/Bar Data usage along with specific recommendations
on how
to optimize display of source content of varying aspect
ratios.
Click here for slides
Contact
Information
For additional information or for details on how to join
the AFD
Ready Initiative, please email
clarence.hau@nbcuni.com
| 
