Determining QoS in the Video Telephony Service in an IP Environment

Author(s):  
Christian Hoppe ◽  
Tadeus Uhl ◽  
Krzysztof Nowicki
Keyword(s):  
2003 ◽  
Author(s):  
Wa James Tam ◽  
Ronald Renaud ◽  
Andre Vincent ◽  
Taali Martin ◽  
Phil Blanchfield

Author(s):  
Lu Chen ◽  
Kumbesan Sandrasegaran ◽  
Riyaj Basukala ◽  
Faisal Mohd. Madani ◽  
Cheng-Chung. Lin

Author(s):  
Lester C. Loschky ◽  
George W. McConkie

This study investigated perceptual disruptions in gaze-contingent multi-resolutional displays (GCMRDs) due to delays in updating the image after an eye movement. GCMRDs can be used to save processing resources and transmission bandwidth in many single-user display applications such as virtual reality, simulators, video-telephony, remote piloting, and teleoperation. The current study found that image update delays after an eye movement could be as long as 60 ms without significantly increasing the detectability of image degradation and/or transients due to the update. This is good news for designers of GCMRD applications, since it is ample time to update their displays after an eye movement without disrupting perception.


Author(s):  
Chun-Chieh Hsiao ◽  
Chao-Chi Wu ◽  
Ren-Guey Lee ◽  
Robert Lin ◽  
Chwan-Lu Tseng ◽  
...  

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