Wireless Charger

1. Wireless
Charger
FUNG JOEY CHING MAN 13212001
LAM YU YAN 14225042
ZHAO TIANRUI 14253771
GROUP 8

2. Content
• Project topic and objectives
• Some brief introduction / background of the topic
• Contents that you have done so far in the project,
including
• Information (web site & library resources
collected & the search strategies used)
• Mind map
• Survey questions and charts
• Survey result analysis
• Job division among group members

3. Project Objectives
 To introduce an innovation --
Wireless Charger focusing on
electronic gadgets
 To find out what do people think
about wireless charger
 To investigate the popularity of
wireless charger

4. https://www.youtube.com/watch?v=8-ioEr3nFl0
Iphone Wireless Charger

5. Background Information
Without using a physical connector or cable,
wireless charging provides a number of
advantages in different aspects including
safety and convenience.
 From smartphones and small electronic
devices to mission critical equipment,
wireless charging maintains safe, stable
transfer of power to ensure all device and
equipment are always charged and ready to
be used.

6. Types of wireless chargers
Wireless charging
broad
Wireless Charger
Phone Case
Modern Designed
Wireless Charger
Foldable mobile
wireless charger
Wireless charging
receiver card
Wireless Charger
for electric vehicles

7. Data Collection Methods
 Search engines
• Google
• Yahoo
• Youtube

8. Mind Map
http://www.mindmeister.com/456981476

9. Advantages of Wireless Charger
• MORE DURABLE
• REDUCED WEAR OF PLUGS AND
SOCKETS
• SAFER FOR MEDICAL IMPLANTS
• PROTECTED CONNECTIONS
• ZERO RADIATION
• MORE CONVENIENT

10. Disadvantages of Wireless
Charger
• SLOWER CHARGING
• LOWER EFFICIENCY,
WASTE HEAT
• MORE EXPENSIVE

11. Survey
 Purpose of the survey:
To collect the comments from the public about their
attitudes and behaviors towards Wireless Charger
through statistics
 Number of responses: 30
 Survey link:
https://docs.google.com/forms/d/1vX7pei_A7-
VbQ8gfio3_obDgjKehTHTYBzUQPT59x9g/viewform?c
=0&w=1
Responses link:
https://docs.google.com/a/life.hkbu.edu.hk/spreadshee
ts/d/10AfOYrfLUC9CFm_oAQrkfbqCsZkJ9fXr5wGesb
1Q-zk/edit#gid=333795528

12. Survey Result
Have you ever used a wireless charger?
11% Percentage of people using wireless charger
42%
47%
Yes
No
Saw someone
used it
-This reveals that wireless charger is not
very common among the public.

13. Survey Result
Do you think wireless charger is more
useful than the traditional ones
69%
24%
7%
Yes
No
I don't know
-More than half of the respondents think
that wireless charger is more useful .

14. Survey Result
25
20
15
10
5
0
WHAT WILL YOU TAKE INTO
CONSIDERATION WHEN YOU BUY A
CHARGER?
Number
Price Design Function Brand
-Respondents think that price is the most important
factor when buying a wireless charger.

15. Survey Result
Where did you heard of wireless charger?
0 2 4 6 8 10 12 14 16
TELEVISION
MAGAZINE
NEWSPAPER
ONLINE
-Most of the respondents got the information of
wireless charger online.

16. Conclusion
• Since wireless charging is a newly born technology, it is
not mature enough and widely used, but with people’s
high expectation, it will soon be popular among people.
• Like everything else,wireless charger is not flawless.The
price and working efficiency are the two main barriers
for wireless charger to occupy the market, hopefully it
will conquer these drawbacks in the near future.
• Although wireless charger is brand new to public,it also
provides brand new using experience. Nearly all the
users rate a high mark for the charger and also looking
forward to the coming revolution that would reshape
our world!

17. https://www.youtube.com/watch?v=QKl131EKRuQ
LG Wireless Charger

18. Job division
• Mindmap (Content)
• Google Spreadsheet
• Powerpoint
Zhao
Tianrui
• Googleform
• Google Spreadsheet
• Powerpoint
Fung Joey
Ching Man
• Googleform
• MS Excel
• Powerpoint
Lam Yu
Yan

19. Reference
http://www.mylifeonandofftheguestlist.com/2013/11/tech-review-inpofi-wireless-charging-w.html
http://www.mylifeonandofftheguestlist.com/2014/03/tech-review-tylt-vu-wireless-charger.html
http://www.mylifeonandofftheguestlist.com/2014/07/power-up-your-samsung-galaxy-s5-w-tylt.html
http://www.motorauthority.com/news/1070298_nissan-leaf-goes-wireless-charging-mat-under-development
http://www.mylifeonandofftheguestlist.com/2014/03/tech-review-tylt-vu-wireless-charger.html

20. THE END