59 trang
104 lượt xem
18 lượt tải
Transmission methodsA bit (binary digit) is the smallest unit of information
• N = 2n where N is the number of representations and n is the
number of bits (ex. ASCII, Unicode, PCM code etc.)
• Data communications transfer information using codes that
are transmitted as signals (either analog or digital)
• In general, analog lines provide a slow service that contains
high error rates. However, digital lines cannot transmit
analog data unless it is converted to a binary format first
• Encoder is used to convert the information transmitted by
the sender and decoder converts the information back to its
original form for the receiver...
Doctoral thesis of telecommunications engineering: SDN-based energy-efficient networking in cloud computing environmentsSoftware-defined networking aims to change the inflexible state networking, by breaking vertical integration, separating the network’s control logic from the underlying routers and switches, promoting (logical) centralization of network control, and introducing the ability to program the network. Consequently, SDN is an important key for resolving aforementioned difficulties.
130 trang
33 lượt xem
5 lượt tải
Doctoral thesis of telecommunications engineering: Channel modeling for shallow underwater acoustic communicationsThis dissertation aims at developing accurate and efficient approaches of 8 designing shallow UWA channel simulators based on the measurement data of the real UWA channel in a specific shallow water environment.
128 trang
13 lượt xem
2 lượt tải
Hệ thống CDMAThis short book is my answer to their question. This book will reference
modern research, but it is not a book for scholars. This book will contain
information that will benefit English teachers, but it is not a book for
teachers. This is a book for you, the student. In my reading, much of the literature concerning language acquisition theory
and research are designed for teachers.
225 trang
345 lượt xem
213 lượt tải
Brand awareness and preference towards Qualcomm Snapdragon in mobile among consumersThe researchers focused on brand awareness of the American semiconductor and telecommunications equipment company Qualcomm Snapdragon, which designs processors and wireless telecommunications.
10 trang
27 lượt xem
5 lượt tải
Study on customer satisfication in mobile telecommunications services in Việt Nam: Central provincesThe objectives of the study are: To collect and select theory related to customer satisfaction; to determine effects of different factors on customer satisfaction usingmobile telecomunication services; to determine effects of customer satisfaction on customer loyalty withmobile telecomunication services provided by three mobile network operators: Vinaphone, Mobifone and Viettel.
26 trang
46 lượt xem
6 lượt tải
Summary of Doctoral thesis: Factors affecting knowledge sharing in telecommunications businesses in VietnamThe dissertation examines the factors affecting knowledge sharing, the relationship between knowledge sharing and innovation working behavior of employees in telecommunication enterprises, making some recommendations for administrators to enhance knowledge sharing and promote innovative working behaviors of employees.
0 trang
52 lượt xem
4 lượt tải
Doctoral thesis summary: Analysis of financial risk in telecommunications companies listed on Vietnam's stock marketThe thesis is based on the application of the fundamental theory of financial risks, the thesis aims at analyzing financial risks in telecommunications businesses. From there, it implies appropriate policies to control the financial risks of enterprises in order to prevent and minimize financial risks, improve the quality of financial management and business efficiency.
0 trang
51 lượt xem
1 lượt tải
Summary of the thesis for Doctor of Law: Crime in the field of information technology, telecommunications etworks under the Vietnamese criminal lawThe research scope of the Thesis in the perspective of Criminal Law is in the major of Criminal Law and Criminal Procedure. The practice of applying regulations of Criminal Laws criminals in the fields of Information technology and Telecommunications networks is the practice of the Court nationwide in the period from 2009 to 2020.
42 trang
26 lượt xem
3 lượt tải
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