Subsampled DPCM system design for speech transmission over lossy packet networks /

(multiple description). All of them have certain advantages

Bibliographic Details
Main Author: Siddiqui, Aqeel Ahmed
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(multiple description). All of them have certain advantages
[21 the system design is limited to second order predictors,
and disadvantages associated with them, based on which they
and several encoding and decoding techniques are introduced.
approaches which can be used to solve the problem. Some of
are produced by the speech sources than the number of packets
can utilize the network efficiently. This is done through
cases, a packet is treated as lost [1]. There are different
coding and packetization technique called MDDPCM was
communication networks. One of them is that multimedia
description problem has been studied in [2]. A new speech
discard packets occasionally. This can happen at the
formulated as a, multiple description problem and the problem
given probability of packet loss is addressed. The multiple
given probability of packet loss.
have various applications. We consider the design of DPCM
if a packet has not been received when it is necessary to
introduced, with its comprehensive analysis and design. The
It is shown that significant performance improvements can be
multimedia applications. There are some advantages of packet
obtained by using higher order predictors optimized for a
of choice for digital communications, especially for
of optimal selection of encoder and decoder filters for a
Packet switched networks are turning out to be the technology
packet-switched speech transmission networks is the need to
purpose of this thesis is to extend the work done in [2]. In
send it into the decoding stream. In both of the above
system for packetized speech systems. The problem is
terminals, having various traffic distributions and patterns,
that can be sent out on the channel, or at the receiving end
the use of statistical multiplexing. A common feature in
them are: channel coding, embedded ADPCM and diversity
transmitting end if, in a given time interval, more packets
whereas, in this thesis higher order predictors are discussed
Item Description:"Major subject: Electrical Engineering".
Vita.
Physical Description:xii, 76 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.