INTRODUCTION TO RF PLANNING 1 By adinherbal at 00.19 • Designing a cellular system - particularly one that incorporates both Macrocellular and Microcellular networks is a delicate balanci...
Introduction to Antenna By adinherbal at 09.34 An antenna is an electrical conductor or system of conductors * Transmission - radiates electromagnetic energy into space ...
WCDMA Network Planning 3 By adinherbal at 08.22 Conditions for planning ** Conditions : • capacity not constant. • separate analysis for UL/DL. • joint coverage/capacity analysis. • HO are...
WCDMA Network Planning 2 By adinherbal at 17.19 Planning methods • Preparation phase . – Defining coverage and capacity objectives. – Selection of network planning s...
3G Security Principles 1 By adinherbal at 02.32 It was agreed that any new security architecture must be based on an evolution of GSM and must adopt four basic principles: It will tak...
WCDMA Network Planning 1 By adinherbal at 15.47 Planning • Planning should meet current standards and demands and also comply with future requirements. • Uncertainty of future tr...
MAC Layer in WiMAX IEEE 802.16 By adinherbal at 07.11 The MAC layer of IEEE 802.16 is designed to serve sparsely distributed stations with high data rates, where the SSs are not required to li...
WiMAX IEEE 802.16 family By adinherbal at 11.08 WiMAX IEEE 802.16 family :. • IEEE 802.16a: The standard specifies the operation from 2GHz to 11GHz, both licensed and license exempts. ...
Wireless Ad hoc Networks By adinherbal at 01.59 Wireless ad hoc networks have special characteristics related to node mobility, node self-configuration and the lack of centralized access...
LTE vs WiMAX : 4G Comparison By adinherbal at 18.54 Both are 4G technologies designed to move data rather than voice. Both are IP networks based on OFDM (Orthogonal Frequency Division Multi...
LTE World summit 2011, 17-18 May 2011 at Amsterdam RAI By adinherbal at 16.11 7th LTE World summit is schedule on 17-18 May 2011 at Amsterdam RAI. Features of this event will be : Now in its 7th Year! This is THE LTE ...
4G LTE: MIMO and MRC By adinherbal at 19.44 MIMO and MRC:- o LTE system uses MIMO (multiple input multiple output) as advanced multiple antenna technique in order to achieve the am...
Intel Is Said to Design Phone for ZTE in China Market for Sale By adinherbal at 11.38 Intel may be attempting to secure a spot for their mobile chips by first infiltrating the Chinese phone market. Their sources claim ...
SC-FDMA (Single Carrier Freq Domain Multiple Access) By adinherbal at 19.47 SC-FDMA (Single Carrier Freq Domain Multiple Access) used in Up-Link in LTE. o The system uses SC-FDMA as uplink multiple access method...
JAJAH Facebook Calls for iPhone Beta released ! By adinherbal at 14.18 Following Tuesday’s release of the JAJAH App for Android, JAJAH Facebook Calls for iPhone beta released for iPhone Free Calls From iPho...
TELUS to launch 4G LTE in Canada in 1st H 2012 By adinherbal at 09.58 LTE technology supports manufacturer’s rated peak download speeds of up to 150 megabits per second (Mbps) and upload speeds of up to 70 ...
Alcatel-Lucent and nTelos Wireless complete LTE field trial By adinherbal at 06.52 Virginia-based nTelos Wireless and Alcatel-Lucent have accomplished an end-to-end Long Term Evolution (LTE) field trial in Waynesboro, V...
Infrax Systems (IFXY) Announces the Availability of New 1.4-1.6 GHz Upgradeable WiMAX / LTE Base Station for Rural Broadband Networks By adinherbal at 06.37 Infrax Systems, Inc. (OTCBB: IFXY), a global provider of unified Smart Grid-related products and services for the Energy and Utility i...
Ericsson to support China Mobile's TD-LTE Trial Network in the City of Shenzhen By adinherbal at 06.23 China Mobile has selected Ericsson to participate in the world’s largest TD-LTE trial network deployment to date. With the approval of th...
Epitiro tests TeliaSonera's LTE network performance By adinherbal at 06.07 Epitiro has completed the independent speed, latency and voice quality-of-experience analysis on a commercially available LTE network. T...
4G LTE structure By adinherbal at 06.18 LTE PHY layer block diagram:- We can implement LTE Physical layer Block diagram in Matlab . Frame structure: it is FDD frame which is 10ms ...
4G LTE Key Features ( EPS to EPC) By adinherbal at 06.09 EPS to EPC A key feature of the EPS is the separation of the network entity that performs control-plane functionality (MME) from the netw...
4G LTE Physical layer overview By adinherbal at 05.22 What is LTE? 3GPP LTE (Long Term Evolution) is the name given to a project that aims to improve the UMTS mobile phone and it is not a st...
Call Number Identification in GSM By adinherbal at 03.40 If an adversary knows certain information (IMSI, IMEI, MSISDN) about the subscriber or a mobile phone, he can then identify individual ...
Authentication in GSM By adinherbal at 03.35 The SIM card can be protected against unauthorised access with a four- to eight-digit P ersonal I dentification N umber ( PIN ). After...
Samsung Galaxy Tab 10.1 3G info. By adinherbal at 10.37 Samsung Galaxy Tab 10.1 3G tablet with no GSM voice communication capabilities. It supports GSM 850 / 900 / 1800 / 1900 & HSDPA 85...
Verizon iPhone 4 equally satisified By adinherbal at 08.02 AT&T and Verizon iPhone 4 owners are more than twice as likely to report dropped calls than Verizon customers, says survey . Ta...
Sony CEO leak plans for 8MP iPhone 5 camera By adinherbal at 07.46 Sony chief Sir Howard Stringer may have unintentionally given away plans for an eight-megapixel camera in the iPhone 5. During an interv...
SS7 Basics By adinherbal at 07.15 SS7 Protocol : The primary signaling protocol in use today is signaling systems 7(SS7), which interconnects networks such as SSP, SCP ....
IEEE approve next generation 802.16m WiMAX standard By adinherbal at 03.46 The IEEE Standards Association has given its seal of approval to the next generation WiMAX standard, dubbed 802.16m . The new standard ...
BlackBerry Touch (Monaco / Monza) hands-on -- New ! By adinherbal at 03.25 Boy Genius Report revealed a few leaked photos of the company’s latest evolution of a full touchscreen device, the BlackBerry Monaco / M...
Sony Ericsson Xperia Play By adinherbal at 03.14 Sony Ericsson announced via its blog today that the Xperia Play has gone on sale in 11 markets around the world. The world’s first PlayStati...
Useful CEH v7 Info By adinherbal at 01.33 CEH v7 Exam (312-50) Credit towards Certification Certified Ethical Hacker 7 Exam Details Number of Questions: 150 Passing Score: 70% Test D...
PE license and exams By adinherbal at 19.50 The PE exam tests your ability to practice competently in a particular engineering discipline. It is designed for engineers who have gained...
Fundamental WiMAX Concepts By adinherbal at 16.16 WiMAX has four fundamental architectural components: Base Station (BS) : The BS is the node that logically connects wireless subsc...
Turbo Code Applications 2 By adinherbal at 03.16 Terrestrial telephony: Turbo codes are suited for down-to-earth applications such as terrestrial telephony. Satellite technology pro...
Turbo Code Applications 1 By adinherbal at 03.14 Mobile radio: Few environments require more immunity to fading than those found in mobile communications. For applications where...
Motorola i886 By adinherbal at 02.11 The Motorola i886 is a very solid candybar phone coated in soft touch paint for a quality feel. It has a 2.2” QVGA display with 262K co...
Samsung C3530 By adinherbal at 02.07 Smartphones and big screen sizes are all the rage nowadays and even though they offer great functionality, there is still the casual u...
Nokia C3 Touch By adinherbal at 02.02 This is a global GSM phone. It can be used with T-Mobile USA and AT&T . The design of the Nokia C3 Touch and Type borrows heav...
Introduction to 802.11 Standard By adinherbal at 04.56 IEEE 802.11 standard specifies a 2.4 GHz operating frequency with data rates of 1 and 2 Mbps using either Direct Sequence Spread Spectr...
Basic commands and syntax in MATLAB By adinherbal at 02.46 We will speak about Basic commands and syntax in MATLAB to show how we can write code in it . If you type in a valid expression and ...
Intro to MATLAB By adinherbal at 02.30 MATLAB is a software package for computation in engineering, science, and applied mathematics. It offers a powerful programming languag...
Intro to UMTS By adinherbal at 23.56 UMTS (Universal Mobile Telecommunications Service) is a third-generation (3G) broadband, packet-based transmission of text, digitized...
What's OFDM-MIMO ? By adinherbal at 01.11 Multiple Input Multiple Output (MIMO) One building block for next-generation wireless access, MIMO (multiple-input, multiple-output),...
OFDM Advantages and Disadvantages By adinherbal at 01.01 The major advantage of OFDM is its robustness against multi path propagation. Thus, it is suitable to be implemented in wireless environ...