5. History
1G
• the 1970s - 1980s
• the first handheld mobile
phone
by Motorola in 1973
• market available in 1983
• around $29000HKD in1985
2G/ 2.5G/ 2.75G
the 1990s - 2000s
more stable conversation
longer standby time
supported GPRS, EDGE ,WAP
for multimedia messaging service
(text, sound, images and even video)
3G/ 3.5G/ 3.75G
the 2000s
higher data transfer speeds
safety enhanced
more applications, e.g.
Internet access and video
call
4G
the smart phones we enjoy nowadays
6. Online Survey
✻Target: Mainly teenagers in Hong Kong
✻Information: Preferences and concerns of Mobile Phones
✻Site:
✻https://docs.google.com/a/life.hkbu.edu.hk/forms/d/1Veox4IfnnPKdgbLAHbnp_tPDXxFz_ie-
UBgRlhuCPwU/viewform
✻Numbers of responders: 56
10. Survey Result
0 5 10 15 20 25
Cheap
Choice of applications
Good designed system
More brand choice
Beautiful outlook
Flexibility
You don't like IOS
NUMBER OF RESPONENTS
Why you choose Android?
0 5 10 15
Good designed system
Cheap
You don't like android
Beautiful outlook
Choice of Applications
Safety
NUMBERS OF RESPONDERS
Why you choose IOS?
12. Survey Result
5
19
32
0
5
10
15
20
25
30
35
1 hour or less 2-3 hours 4 hours or more
Numberofresponders
Number of hours
Number of hours do responders use
their phone everyday
41
14
0
5
10
15
20
25
30
35
40
45
Yes, I like it very much . Not really,it is just a tool at all .
Respondersliketheirphoneornot
Responders like their phone or not
13. Survey Result
strengthen the relationship
64%
weaken the relationship
36%
Do responders think whether mobile phone strengthen or weaken
the relationship between people.
strengthen the relationship weaken the relationship
14. Survey Result
79%
21%
Do you have some safety concerns about your phone ?
yes, I have . no , I have never thought about it .
15. Survey Result
0 10 20 30 40 50
Health problems occurred
disclosure of personal information
location of your site maybe easily
found by others
financial lost caused by mobile
phones
Number of responders
What kinds of concern do you have?
79%
21%
Do you have some safety concerns about
your phone ?
yes, I have . no , I have never thought about it .
16. Survey Result Analysis
◦ A majority of respondents spend a lot of time to use their phones.
◦ Most are using Android phones as they are cheaper and more brand can be chosen.