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An Introduction ToMobile Technologies and Services презентация
Содержание
- 1. An Introduction ToMobile Technologies and Services
- 2. Overview What does “mobile” mean? Components
- 3. 1.What does “mobile” mean?
- 4. Mobile From
- 5. Mobile device
- 6. Multimedia Computer Reinvented Phone
- 7. Many devices. Many manufacturers. Many formats.
- 9. Mobile device manufacturers Samsung Nokia SonyEricsson
- 11. Air interface Data bearer Mobile operator
- 12. why mobile?
- 13. cameras microphone PTT GPRS CDMA colour
- 14. Mobile evolution (briefly)
- 16. G -
- 17. Early mobile phones Expensive In cars/trucks/briefcases Voice only 0G 1946-1980’s
- 18. First generation cellular networks Radio signals
- 19. Second generation cellular networks Digital.Voice +
- 20. GSM Global
- 21. GPRS General
- 22. iDEN Integrated
- 23. CDMA Code
- 24. Third generation cellular networks Broadband data
- 25. some refreshing statistics
- 26. 2.The State of the Industry
- 27. Operators in the US
- 28. Sprint (Nextel + Boost), T-Mobile &
- 29. 3. Mobile Development Options
- 30. Mobile Development in 2007 is kinda like the web in 1997
- 31. Anybody remember ? ?
- 32. This is worse
- 33. 1997 Netscape vs Microsoft 2007 Symbian vs
- 34. Java ME
- 35. Flash Lite
- 36. Symbian Operating
- 37. Python for
- 38. BREW Binary
- 39. WAP Wireless
- 40. sources: http://www.biskero.org/?p=430, http://alindh.iki.fi/2006/06/27/mobile-platform-statistics/, http://en.wikipedia.org/wiki/Mobile_development
- 41. sources: http://www.biskero.org/?p=430, http://alindh.iki.fi/2006/06/27/mobile-platform-statistics/, http://en.wikipedia.org/wiki/Mobile_development
- 42. sources: http://www.biskero.org/?p=430, http://alindh.iki.fi/2006/06/27/mobile-platform-statistics/, http://en.wikipedia.org/wiki/Mobile_development
- 43. Java ME (J2ME)
- 44. Java Sources Java Community Process -
- 45. Java VM
- 46. A typical Java ME stack Configurations
- 47. 1. Configurations: CLDC Connected Limited Device
- 48. 2. Profiles: MIDP Mobile Information Device
- 49. 3. Optional Packages Bluetooth API (JSR
- 50. MIDP 3.0 AKA “The Future” Background
- 51. MIDlets MIDlets
- 52. Applications
- 53. Games Pang The Sims2 Mapping Google
- 54. http://www.mogimogi.com/
- 55. http://www.wayfinder.com/
- 56. http://www.wayfinder.com/
- 57. http://www.gcalsync.com
- 58. http://www.mobup.org
- 59. Python for Series 60
- 60. What is Python? Created 1990 by
- 63. Capabilities of PyS60 • • •
- 64. WAP
- 65. The birth of WAP The end
- 66. First generation cellular networks Radio signals
- 67. Enter,WAP Enter,WAP, a light weight protocol
- 68. Second generation cellular networks Digital.Voice +
- 69. WAP 2.0 (circa 2002) Data service
- 70. Third generation cellular networks Broadband data
- 71. WML vs XHTML
- 73. Mobile application development can be challenging.
- 74. Start small, keep it simple, add constraints
- 75. Choose your platform wisely
- 76. Thanks!
- 77. Questions? Comments? Suggestions? Michael Sharon 646 591 3681 michael@socialight.com
Слайд 1An Introduction To Mobile Technologies and Services
by Michael Sharon, Co-founder /
CTO, Socialight
Слайд 2
Overview
What does “mobile” mean?
Components
Typical device features
The state of the industry
Operators, Devices,
Openness, Ease of development
Mobile development options
Types of devices
OSes, languages, platforms
Applications
Mobile development options
Types of devices
OSes, languages, platforms
Applications
Слайд 4
Mobile
From the Latin mobilis - “to move”
“able to move freely or
easily”
“able or willing to move freely or easily between occupations, places of residence and social classes”
Device, state of being, industry
“able or willing to move freely or easily between occupations, places of residence and social classes”
Device, state of being, industry
Слайд 5
Mobile device
Mobile, wireless or cellular phone - a portable, handheld communications
device connected to a wireless network that allows users to make voice calls, send text messages and run applications.
AKA keitai, personal handy phone WARNING: Jargon & Acronym laden
AKA keitai, personal handy phone WARNING: Jargon & Acronym laden
Слайд 9
Mobile device manufacturers
Samsung
Nokia
SonyEricsson
Apple
LG
BenQ
Motorola
Sharp
Sanyo
Kyocera
RIM
Palm
Fujitsu
Слайд 11
Air interface
Data bearer
Mobile operator
Mobile UI
Deployment
Mobile OS
Platform
Language
Mobile development ecosystem
Packaging
Publishing
Certification
Слайд 12
why mobile?
one handed use
limited (input, processing, battery life)
rich (sensors, usage) small!
truly
ubiquitous
Слайд 13
cameras
microphone
PTT GPRS CDMA
colour
Bluetooth WAP
GPS
Mobile phone capabilities
1990
2000
2007
TDMA GSM
ringtones monochrome
text graphics images
voice speaker
WiFi EDGE
UMTS W-CDMA
NFC
RFID
WiMax
Слайд 16
G - 1/2/3/4 G
G refers to the different generations of mobile
devices.
First generation (1G) cellphones were analog devices. Second generation (2G) devices were digital, and third generation (3G) allows for voice, data and advanced services.
First generation (1G) cellphones were analog devices. Second generation (2G) devices were digital, and third generation (3G) allows for voice, data and advanced services.
Слайд 18
First generation cellular networks
Radio signals = analog
Technologies - AMPS / DataTac
First
Blackberry (850)
Voice + Limited data
Voice + Limited data
1G
1980’s-now
Слайд 19
Second generation cellular networks
Digital.Voice + SMS + Circuit switched data
GSM, iDEN,
CDMA,TDMA
2G
1990’s-now
2.5G
1990’s-now
Marketing term
GPRS, HSCSD,WiDEN
Also EDGE, CDMA2000 1x-RTT
Слайд 20
GSM
Global System for Mobile Communications
GSM is the most popular standard for
mobile phones worldwide used by 2.2 billion people on over 210 networks.*
US Operators = T-Mobile, Cingular
US Operators = T-Mobile, Cingular
* according to this http://en.wikipedia.org/wiki/GSM
Слайд 21
GPRS
General Packet Radio Services
A mobile data service for use on GSM
networks.
Part of the 2.5G standards family
Part of the 2.5G standards family
Слайд 22
iDEN
Integrated Digital Enhanced Network
A second generation (2G) mobile telecommunications standard developed
entirely by Motorola.
US Operators = Sprint-Nextel / Boost
US Operators = Sprint-Nextel / Boost
Слайд 23
CDMA
Code Division Multiple Access
A second generation (2G) standard for mobile phones.
US
Operators = Sprint,Verizon
Слайд 24
Third generation cellular networks
Broadband data + voice, streaming video!
W-CDMA (UMTS, FOMA),
1xEV-DO
3G
2004-now
4G
the future!
“high-speed broadband for data- and visual- centric information”
Transmits data at 100mbps while moving and 1Gbs while standing still
Слайд 25
some refreshing statistics
3.2m Blackberries
50m PDAs
70m iPods
190m Gameboys
820m PCs
1.5bn TV sets
2bn+ Mobile
phones*
Source: Charlie Schick’s blog - http://cognections.typepad.com/lifeblog/2006/08/eh_kinda_quiet_.html
Слайд 28
Sprint (Nextel + Boost), T-Mobile & Cingular* support J2ME
* 3 out
of the 4 largest carriers (but who’s counting anyway?)
Слайд 331997
Netscape vs Microsoft
2007
Symbian vs Flash Lite vs Java ME vs Python
vs BREW
vs .NET vs WAP vs Palm
Platform features / standards OEM APIs (Java)
$$ environment (contracts)
Mostly free development tools (except for BREW)
Convoluted development & painful deployment process
vs .NET vs WAP vs Palm
Platform features / standards OEM APIs (Java)
$$ environment (contracts)
Mostly free development tools (except for BREW)
Convoluted development & painful deployment process
Proprietary features vs standards