By Xiaodong Yang
This ebook supplies a aspect description of the handover matters in DVB-H networks, in converged DVB-H/UMTS networks and in hybrid DVB-H/DMB-T networks. along with, the DVB-H signalling info together with ESG is mentioned. the present prestige and the long run learn instructions of DVB-H and DVB-H handover are awarded in order that the readers may also get an summary of the study tools being used.
Although this e-book is learn concentrated, it additionally offers a aspect advent to the fundamental recommendations similar to handover, time cutting, ESG, etc.. This publication is written in a manner that even humans with out previous wisdom of DVB-H can simply comprehend. on the finish of every bankruptcy there are a few questions and there are answers to these questions on the finish of the book.
This publication can be utilized through researchers, engineers, teachers, regulatory our bodies and company managers as a reference publication, or by means of college scholars as a textual content ebook or a reference booklet.
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Additional resources for Handover in DVB-H Investigations and Analysis
Regarding these two diﬀerent kinds of situations, from the application point of view, handover for DVB-H can be divided into Physical 24 2 Motivation and Approaches Fig. 1. General Handover Situations in DVB-H Networks Handover and Service Handover depending on whether or not the service is changed. Fig. 2. Physical Handover Illustration Physical handover is shown in Fig. 2. In this case, the terminal moves from one DVB-H cell to another without the received service being changed. However, the transmitter frequency sending the transport stream changes.
If the previously selected service is still available, the mobile terminal needs to determine the transport stream that carries the service and the frequency of that transport stream in the entered network. 2. If the service is not available, the mobile terminal might try to select an alternative (which could be a local variation of the original service or an associated service) before it prompts the user for a decision. Deploying this mechanism, co-operating networks might provide automatic handover between services of similar program type or services that provide additional information such as traﬃc announcements.
If the service is not available, the mobile terminal might try to select an alternative (which could be a local variation of the original service or an associated service) before it prompts the user for a decision. Deploying this mechanism, co-operating networks might provide automatic handover between services of similar program type or services that provide additional information such as traﬃc announcements. Fig. 1 shows the two handover situations presented above: handover from one cell to another cell of the same network (within DVB core network 2) and the handover between cells of diﬀerent networks (from DVB core network 1 to DVB core network 2).