Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Global System for Mobiles (GSM)
Search
Vikram
May 17, 2011
Technology
1
66
Global System for Mobiles (GSM)
A very brief description of mobile communications and GSM.
Vikram
May 17, 2011
Tweet
Share
More Decks by Vikram
See All by Vikram
TensorFlow.js - Past, Present and Future
vikramtiwari
2
48
TensorFlow Dev Summit - Extended
vikramtiwari
2
190
Data Science on Google Cloud
vikramtiwari
1
89
Build your startup with Open Source
vikramtiwari
1
71
TensorFlow - Learning Machines
vikramtiwari
3
200
5 ways to run on Google Cloud Platform
vikramtiwari
1
56
Asynclog - NodeJS - VanJS
vikramtiwari
0
69
Kubernetes 101 - GDG Cloud Vancouver
vikramtiwari
2
110
Google IO Recap - Cloud and Assistant - GDG Cloud Vancouver
vikramtiwari
1
56
Other Decks in Technology
See All in Technology
AIを駆使したゲーム開発戦略: 新設AI組織の取り組み / sge-ai-strategy
cyberagentdevelopers
PRO
1
130
チームを主語にしてみる / Making "Team" the Subject
ar_tama
4
310
10分でわかるfreee エンジニア向け会社説明資料
freee
18
520k
よくわからんサービスについての問い合わせが来たときの強い味方 Amazon Q について
kazzpapa3
0
220
Figma Dev Modeで進化するデザインとエンジニアリングの協働 / figma-with-engineering
cyberagentdevelopers
PRO
1
430
物価高なラスベガスでの過ごし方
zakky
0
390
プロポーザルのつくり方 〜個人技編〜 / How to come up with proposals
ohbarye
2
150
最速最小からはじめるデータプロダクト / Data Product MVP
amaotone
5
750
サイバーエージェントにおける生成AIのリスキリング施策の取り組み / cyber-ai-reskilling
cyberagentdevelopers
PRO
2
200
新卒1年目が挑む!生成AI × マルチエージェントで実現する次世代オンボーディング / operation-ai-onboarding
cyberagentdevelopers
PRO
1
170
プロダクトチームへのSystem Risk Records導入・運用事例の紹介/Introduction and Case Studies on Implementing and Operating System Risk Records for Product Teams
taddy_919
1
180
Fargateを使った研修の話
takesection
0
140
Featured
See All Featured
RailsConf & Balkan Ruby 2019: The Past, Present, and Future of Rails at GitHub
eileencodes
131
33k
The Invisible Side of Design
smashingmag
297
50k
Testing 201, or: Great Expectations
jmmastey
38
7k
What’s in a name? Adding method to the madness
productmarketing
PRO
22
3.1k
Being A Developer After 40
akosma
86
590k
For a Future-Friendly Web
brad_frost
175
9.4k
Code Reviewing Like a Champion
maltzj
519
39k
Building a Modern Day E-commerce SEO Strategy
aleyda
38
6.9k
What's in a price? How to price your products and services
michaelherold
243
12k
The MySQL Ecosystem @ GitHub 2015
samlambert
250
12k
GitHub's CSS Performance
jonrohan
1030
460k
Principles of Awesome APIs and How to Build Them.
keavy
126
17k
Transcript
Mobile Communication
Evolution of Mobile Communication 1st Generation Dual Band communications 450/500
MHz during 1964. Features: Wireless Voice Transmission
2nd Generation Known as GSM First used in Finland in
1991 Uses Frequency Band: 900/1800 MHz Features: Digital Voice communication SMS services Voice Conferencing
2.5th Generation Enhancement of GSM to GPRS in `97 GPRS:
General Packet Radio Services Higher data transmission rate. Features: MMS Internet Access
2.75th Generation EDGE: Enhanced Data Rates for GSM Evolution in`99
3 GPRS Bands used simultaneously Features: Speeds up to 384 Kbps Full internet access on mobiles Emergency Number System
3rd Generation Launched in 2001 Band Usage: 2100 MHz Features:
Speeds up to 3.5 Mbps Video calling Live Streaming Live Gaming
3.5th Generation Enhancement to 3rd generation via HSDPA and
HSUPA. Speeds up to 7.2 Mbps Live Gaming
Future : The 4th Generation Speeds up to 5 Gbps
while moving at a speed of 100Km/h. Features: Live TV Ultra high speed internet access High Definition (HD) video streaming
Prepared by @Vikram_Tiwari