Contract-based small-cell caching for data disseminations in ultra-dense cellular networks
Evidence indicates that demands from mobile users (MU) on popular cloud content, eg,
video clips, account for a dramatic increase in data traffic over cellular networks. The …
video clips, account for a dramatic increase in data traffic over cellular networks. The …
A study on keyframe injection in three generations of video coding standards for fast channel switching and packet-loss repair
It is challenging to enable fast channel switching and packet-loss repair in low-delay live
video distribution without negatively influencing the steady-state viewing performance. For …
video distribution without negatively influencing the steady-state viewing performance. For …
Reducing channel zap** time in IPTV based on user's channel selection behaviors
CY Lee, CK Hong, KY Lee - IEEE transactions on broadcasting, 2010 - ieeexplore.ieee.org
Channel zap** time is a crucial issue in Internet Protocol Television (IPTV) Quality of
Experience (QoE) performance. One way to reduce channel zap** time is a predictive …
Experience (QoE) performance. One way to reduce channel zap** time is a predictive …
Keyframe insertion: Enabling low-latency random access and packet loss repair
From a video coding perspective, there are two challenges when performing live video
distribution over error-prone networks, such as wireless networks: random access and …
distribution over error-prone networks, such as wireless networks: random access and …
Reducing channel change delay in IPTV by predictive pre-joining of TV channels
One of the major concerns of IPTV network deployment is channel change delay (also
known as zap** delay). This delay can add up to 2s or more, and its main culprits are …
known as zap** delay). This delay can add up to 2s or more, and its main culprits are …
Optimizing channel change time in IPTV applications
H Fuchs, N Farber - 2008 IEEE International Symposium on …, 2008 - ieeexplore.ieee.org
This paper describes the problems of channel change in multicast IPTV scenarios and the
sources of delay during channel change. It provides an overview of approaches to reduce …
sources of delay during channel change. It provides an overview of approaches to reduce …
A unified approach for repairing packet loss and accelerating channel changes in multicast IPTV
AC Begen, N Glazebrook… - 2009 6th IEEE consumer …, 2009 - ieeexplore.ieee.org
In multicast-based IPTV distribution networks, when an IPTV viewer tunes to a new channel,
the IP set-top box (STB) joins a new multicast session. Upon join, the IP STB needs to …
the IP set-top box (STB) joins a new multicast session. Upon join, the IP STB needs to …
Reducing use of periodic key frames in video conferencing
MC Lee, T Moore, C Wang - US Patent 8,731,152, 2014 - Google Patents
The generation and delivery of key frames to clients of a video conference are performed in
response to a need for a synchronization point. Instead of automatically sending a key frame …
response to a need for a synchronization point. Instead of automatically sending a key frame …
The Implementation of Fast Channel Switching in IPTV
J Lin, W Lei, S Bai, L Li - 2009 Second International …, 2009 - ieeexplore.ieee.org
Quality of user's Experience (QoE) is critical to the success of an IPTV service. While there
are many factors affecting IPTV service quality, a key QoE factor is the channel switching …
are many factors affecting IPTV service quality, a key QoE factor is the channel switching …
Efficient interactive multicast over DVB-T2-Utilizing dynamic SFNs and PARPS
In the terrestrial digital TV systems DVB-T/H/T2, broadcasting is employed, meaning that all
TV programs are sent over all transmitters, also where there are no viewers. This is …
TV programs are sent over all transmitters, also where there are no viewers. This is …