urShadow's Blog: Audios/Videos

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Saturday, October 14, 2023

Video: The Little Matchgirl (2006) HQ

Post Type : Audios/Videos | Fun/Facts/Mystery

Monday, September 7, 2020

Videos: GSM and UMTS: Introduction, Services, Architecture, Procedures and Interfaces

Post Type : Audios/Videos | Telecom/Mobile

Chapter 1. GSM Introduction

This module of courses is to provide GSM architecture student to apprehend what is GSM network.

Objectives:

On completion of this module learner will be able to:
Explain the basic functionality of the GSM network.
To judge the global importance of GSM as a digital mobile radio standard.
List the technologies and standards of 3rd generation mobile radio and outline their essential features.

Chapter2. GSM Services

GSM_Chapter3. Network Architecture

Chapter4. BSS interface

Chapter5. NSS Interface

Chapter6. Basic Procedure

Objectives:

On completion of this module you will be able to ...

differentiate the various numbers necessary for GSM functionality.
describe the structure of the most important GSM numbers and codes, and define their functions. explain how the GSM network recognizes the location of a mobile subscriber.
explain the processes going on during mobile phone calls in GSM.
explain how different handover types guarantee smooth communication in GSM.

Chapter7. EDGE Introduction

Objective

On completion of this module you will be able to ...

• describe the necessity for EDGE

• explain the key benefits of EDGE as an enhancement to GSM and UMTS

• describe the situation of EDGE in the Americas

Chapter8. EDGE Air Interface

Objectives

On completion of this module you will be able to ...

explain the main characteristics of 8-PSK modulation.
describe the EDGE burst structure.

Chapter9. EGPRS Technology

Objectives

On completion of this module you will be able to ...

describe EGPRS-specific signalling.

Chapter10. Evolution to GERAN

Objectives

On completion of this module you will be able to ...

list the major modifications for a BSS transition to a GERAN.
describe the impact of EDGE on GSM NSS, GPRS Core Network and OSS.
describe the problems with EDGE handsets.

Getting through this module will take you approximately

Chapter11. EGPRS Procedures

Objectives

On completion of this module you will be able to ...

describe EGPRS-specific signalling.

Chapter12. EDGE Phase 2

Chapter13. UMTS Introduction

Objectives

After working through this module you will be able to ...

describe the current trends in mobile communications.
explain the various demands UMTS must meet.
list the committees that are involved in UMTS standardization.
explain the stages of development that must be passed through on the way to UMTS.

Getting through this module will take you approximately 25 minutes!

Chapter14. UMTS Services and Managments Aspects

Objectives

After working through this module you will be able to ...

describe and classify the new services of the UMTS network.
explain the functions and benefits of Virtual Home Environment.
explain how new services can be downloaded.
illustrate the possibilities of roaming in UMTS networks.
tell the advantages of smart antennas.

Getting through this module will take you approximately

Chapter15. User Equipment

Objectives

After working through this module you will be able to ...

explain the basic and the expanded functions of UMTS User Equipments.
describe the various combinations of UMTS User Equipments.
distinguish the different types of User Equipments.
explain the states and functions of the baseline capabilities.

Getting through this module will take you approximately 25 minutes!

Chapter16. Network Architecture

Objectives

After working through this module you will be able to...

explain the UMTS network elements.
describe the structure and functioning of the Core Network.
list and describe the various UTRAN procedures.

Getting through this module will take you approximately 44 minutes.

Chapter17. Air Interface CDMA

Objectives

After working through this module you will be able to ...

tell which frequencies have been reserved for TDD and FDD.
explain how the CDMA method works, where each User Equipment is assigned an individual code to cipher and decipher its data with.
describe how the channelization code indicates the uses of the different channels.
explain how the scrambling code is used to identify the Node B in the downlink.

Getting through this module will take you approximately 65 minutes!

Chapter18. UTRA Air Interface

Objectives

After working through this module you will be able to...

classify the physical, transport and logical channels, and understand what their functions are.
describe how the RRC and the RNC control the protocols.
explain cell search and random access.

Getting through this module will take you approximately 55 minutes!

Tuesday, April 28, 2020

Video: Pentagon Officially Releases Three Videos of ‘Unidentified Aerial Phenomena’

Post Type : Audios/Videos | urShadows life

Pentagon officially releases UFO videos

The Pentagon has officially released three short videos showing "unidentified aerial phenomena" that had previously been released by a private company.

http://edition.cnn.com/2020/04/27/politics/pentagon…

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Pentagon Officially Releases Three Videos of ‘Unidentified Aerial Phenomena’

Though the three videos were already public in some form, the DOD’s decision to release them cements a military consensus to take UFOs more seriously.