This White Paper will be published in several revisions as the phone is developed. Therefore, some of the
headings and tables below contain limited information. Additional information and facts will be forthcoming in later revisions.
The aim of this White Paper is to give the reader an understanding of technology and its main applications,
as well as the main functions and features of the phone.
Note: This document contains general descriptions for this specific Sony Ericsson mobile phone.
People who can benefit from this document include:
• Operators
• Service providers
• Software developers
• Support engineers
• Application developers
Sony Ericsson Developer World
On www.SonyEricsson.com/developer, developers will find documentation and tools such as phone White
Papers, Developers Guidelines for different technologies, SDKs and relevant APIs. The web site also contains discussion forums monitored by the Sony Ericsson Developer Support team, an extensive Knowledge Base, Tips & Tricks, example code and news.
Sony Ericsson also offers technical support services to professional developers. For more information
about these professional services, visit the Sony Ericsson Developer World web site.
2August 2005
Document history
Change history
2005-04-08Version R1AFirst edition
2005-05-16Version R2ASecond edition
2005-05-27Version R3AThird edition
2005-08-15Version R4AFourth edition
White Paper V600
This White Paper is published by:
Sony Ericsson Mobile Communications AB,
SE-221 88 Lund, Sweden
2005. All rights reserved. You are hereby granted
a license to download and/or print a copy of this
document.
Any rights not expressly granted herein are
reserved.
Second edition (August 2005)
Publication number: EN/LZT 108 7763 R4A
This document is published by Sony Ericsson
Mobile Communications AB, without any
warranty*. Improvements and changes to this text
necessitated by typographical errors, inaccuracies
of current information or improvements to
programs and/or equipment, may be made by
Sony Ericsson Mobile Communications AB at any
time and without notice. Such changes will,
however, be incorporated into new editions of this
document. Printed versions are to be regarded as
temporary reference copies only.
*All implied warranties, including without limitation
the implied warranties of merchantability or fitness
for a particular purpose, are excluded. In no event
shall Sony Ericsson or its licensors be liable for
incidental or consequential damages of any
nature, including but not limited to lost profits or
commercial loss, arising out of the use of the
information in this document.
Trademarks and acknowledgements ..................................................................67
4August 2005
White Paper V600
Product overview
This product is a small mass-market 3G phone of slim design and impressive functionality. Speed and
multitasking make this phone suitable for business usage. Video call is the future of mobile communications and this phone has it.
Encased in a slim, futuristic design, this phone offers easy access to 3G services by the use of direct buttons for video calling and Internet. The high speed offered through 3G facilitates multitasking. You can talk
and browse the web, talk and send messages, pictures or video clips, talk and download music or stream
videos - these are all examples of multitasking.
The dual front design with a 1.3 megapixel camera offers imaging that includes taking pictures and record
video clips horizontally. Easy-to-use imaging communication provides a dedicated camera button to minimize the number of steps for taking and sending a picture or video clip.
It further contains advanced messaging and connectivity technology, with a rich offering of multimedia
and entertainment functions. With the USB cable you can easily transfer files between your phone and
computer. The phone also supports a full range of accessories to further achieve flexibility.
A powerful gaming solution for Advanced Java 3D™ with cutting-edge graphics, multi-player games and
a large 1.8 inch 262k TFD colour screen lets the user get the most out of the phone when technology
meets design and creates a friendly user atmosphere.
Note: To be able to give updated information about the implemented technology and functionality of this
product as soon as possible, this White Paper will be released in updated revisions.
5August 2005
Key functions and features
White Paper V600
The V600 is a triple mode (UMTS and GSM-GPRS)
mobile phone. It supports handover (GSM–UMTS,
UMTS–GSM) and simultaneous sessions (one
voice and one packet data session or two packet
data sessions).
The evolution of mobile communications towards
3G will greatly increase the scope for new applications and services such as video telephony and
remote access to corporate networks. 3G brings
multimedia into mobile phones, and it is in this area
that Sony Ericsson can show its vast experience in
consumer electronics and entertainment – music,
pictures and games – as well as its mobile technology leadership.
3G
3G is going to be the catalyst for a whole new set
of mobile services, enabling you to access
advanced services anywhere, anytime. You will be
freed from the confines of cables, fixed access
points and low connection speeds and you will
have access to entertainment and on-demand
services to a much greater extent than before.
Screen
An eye-catching feature of this phone is the large
colour screen. It measures 176 pixels wide and 220
pixels high (176 x 220) in portrait mode and has
262,000 colours, allowing high-quality colour imaging.
Sound
You can listen to sound in the phone via the
speaker (earpiece), the loudspeaker, the high-quality stereo headset or other compatible accessories.
System
This phone supports UMTS (Global System for
Mobile Communications), GSM + EGSM 900/DCS
1800/PCS 1900, GPRS (General Packet Radio
Service), Multislot class 10 (4+2) and HSCSD
(Highspeed Circuit Switched Data).
Improved battery capacity
The phone has top class talk- and standby time.
Battery description: 3.6V, 900mAh, Lithium lon.
Standby time: Up to 370 hours (GSM) and up to
290 hours (UMTS).
Talk time: Up to 8 hours 15 minutes (GSM) and up
to 2 hours 10 minutes (UMTS).
Video talk time: Up to 1 hour 40 minutes.
Activity menu
Get direct access to new events, bookmarks and
shortcuts. By using the activity menu (press the
joystick up in standby) the user can easily handle
missed calls, new text, MMS, task reminders,
shortcuts and get quick access to favourite Internet
bookmarks. It is also possible to get a direct overview of applications that are running in the background, for example the media player or the FM
radio.
Video telephony
With the speed of UMTS, the V600, and video call
functionality, you can now share the latest news
face-to-face with your family or friends. The video
call key at the front of the phone is an easy way of
starting a video call. During a video call, you can
switch cameras from the front camera to the back
camera. When using the back camera, you hold the
phone horizontally and you can share what you are
seeing with the video call recipient. Apart from the
person you are talking to, you can choose to see
either yourself in the phone display or an alternative
picture from My Items. The alternative picture can
be customized.
1.3 Megapixel camera
With the 1.3 Megapixel camera,
you always have the camera with
you. Take a picture and send it
away as part of a multimedia mes-
sage or as an email attachment.
Video clips
You can record your own video
clips and send them to your
friends or transfer to your computer.
6August 2005
White Paper V600
Digital zoom
The camera has up to 4x zoom
(depending on selected image
size) and 32x playback zoom.
Picture light
The camera has a built in high
quality light to improve taking pictures in darker environments.
Video call
The CIF camera which is placed
above the phone display and also
the back camera allow you to participate in a video call with a friend.
Sony Ericsson’s constant ambition of making products easier to use, has had a great outcome:
QuickShare™.
QuickShare is the fastest, easiest and smartest
ever way to share images. With just a few clicks,
moments can be captured with the integrated camera and be shared with friends!
But there is more to QuickShare than sending
images with a picture or email message. QuickShare is about ease of use of all the imaging features of the product. Images can be shared phone
to phone, with Bluetooth, across the room or
between a phone and other paired devices such as
PDAs, PCs or printers. For example, it would be
possible to print a picture directly from the phone
using a Bluetooth enabled printer.
Full graphic 262k colour screen
The large 1.8 inch colour screen,
176 x 220 pixels, enhances
viewing, facilitating high-quality
multimedia and entertainment.
User Interface (UI)
From standby, the phone features
a user interface built on the
“desktop” concept, which is
widely used in many computer
operating systems. From here, navigation between
different main functions in the phone is done by
selecting one of the 3D icons which is represented.
Media player
The Media player converts the
phone into a portable MP3,
MPEG4, Real®8 and H263 player.
Play music and video clips,
streamed or downloaded. The folder system enables you, for example, to organize your favourite
songs into groups and create simple playlists. A
Play and pause function has been added. Mega
Bass™ is built in for powerful low frequencies and
bass reflex enclosures.
Radio
The new RDS (Radio Data System) FM radio is built-in and offers
instant and easy access to FM
radio channels. The user also has
the possibility of using it as an alarm clock signal.
The radio can be listened to with the portable
handsfree accessory (Stereo Headset) or via the
internal speaker. With the radio, up to 20 favourite
channels can be stored with the preset function.
The portable handsfree needs to be connected at
all times when listening to the radio, since it works
as an antenna.
The RDS function brings you information directly in
the display which is sent out by the currently tuned
in radio station.
Streaming and downloading
You can view videos and listen to music that you
find on a web site by streaming them to your
phone. By streaming media such as audio and
video clips, multimedia is available in real time with
minimal downloading or waiting time. This means
that you can start to listen to the music or view a
video clip before the complete file is downloaded
to the phone. Media such as audio files, video clips
or slide shows can be played back at any time.
USB connectivity
A USB (Universal Serial Bus) cable is included in
the kit. The idea of the USB is to allow an easy connection of the mobile phone to a computer. The
user needs to install the USB cable drivers from a
CD, and can then use the drag-and-drop functionality in the computer to transfer files between the
phone and the computer.
7August 2005
White Paper V600
MMS
Reacting to the enormous
popularity of mobile phone
messaging, Sony Ericsson has
incorporated the latest messaging
standard, along with a colour display for an
enhanced imaging experience.
With MMS, there are many interesting applications
to subscribe to, for example, stock information,
movie trailers and weather reports. On vacation,
you can send a digital postcard with stylized text,
digital pictures of the location, and authentic sound
clips, to friends and family back home.
Java 2 Micro Edition™
Download extra content with Java™, for
example, new information- and entertainment-based applications. This gives
users a chance to personalize the functions and features in their phones, and
developers the opportunity to create new
applications.
Gaming
Gaming is already a very popular
feature in mobile phones, and with
Advanced Java, users can add
new games and skill levels to
further enhance the entertainment value of Sony
Ericsson phones.
supported via a radio link. Unlike infrared,
Bluetooth is not dependent on line-of-sight
communication.
Several devices can be connected to the phone
using Bluetooth up to 10 metres away. For example, the phone can be answered with a Bluetooth
headset, when it rings and the user can send
images to another phone at the same time. Several
mobile phones can take part in a Bluetooth supported game and the phone and a computer can
exchange data such as images, video clips, business e-cards, music files and calendar data.
Copyright protection – DRM
DRM (Digital Rights Management) features the
rights and copy protection of downloaded content
(audio, pictures, music tones, video, entertainment
features such as games etc.).
Content-based services have great market potential. Sony Ericsson supports OMA Phase 1 DRM
mechanisms as a key enabler for content-based
services, with active participation in evolving
standardization work within OMA (Open Mobile
Alliance). Furthermore, any additional market
requirements for DRM will be monitored.
3D Games
Java 3D gaming software introduces and supports cutting-edge
3D graphics. Audio developments
such as 72 tones polyphonic
sound and force feedback provide a much richer
experience. With operator support, there is the
possibility for multi player games to play against
friends. The large 1.8 inch TFD screen adds to a
lasting gaming experience. Downloading graphic
intensive games, matching up to the size of the
built-in memory, is also possible.
Bluetooth™ wireless technology
Using built-in Bluetooth wireless
technology, communication with
other Bluetooth devices is
8August 2005
Design features
White Paper V600
Display and keypad areas
The 1.8 inch display area accommodates relatively
large keys on the keypad area.
The keys are aligned in a vertically grouped form.
The display and key areas are designed with a
sophisticated metal look.
Ergonomics and balance
The phone strives for a perfect balance in your
hand. Ergonomics link together with design.
Front
A video call key is situated at the left side of the
phone. The easiest way of initiating a video call is
by pressing the video call key.
The Internet button is situated at the right side of
the phone. This button gives you direct 3G access
to Vodafone live!.
The circular background form around the navigation key is designed to complement the circular
form of the camera on the camera front.
Battery cover
The battery cover is designed to be removed by
sliding the two catches on the side of the phone
and lifting the cover away.
Camera
The active lens cover protects and gives the back
of the phone a digital camera look. Just turn the
cover and begin to explore the true meaning of
imaging with your phone. The picture light helps to
improve taking pictures in a dark environment.
More in-phone functions
Navigation key
The 4-directional + select key is
designed to easily navigate the
menu system. In a menu, it can be
pressed to select a feature. It can
also be used as a joystick with games.
Improved User Interface
Selection keys and the key assignment give a very
efficient interaction design with full flexibility to
handle all the new features and applications. Sony
Ericsson has focused on user-centred design and
extensive usability testing to solidify the new UI
paradigm. This ensures visibility in actions and system status and consistency between applications
and similar actions. The large, high-resolution colour screen is easily managed with the navigational
key.
This phone also supports a brand-new horizontal
camera user interface.
9August 2005
White Paper V600
Setup wizard
The setup wizard makes it possible for the user to
quickly and easily prepare the phone for use.
At the first start-up, the setup wizard starts and
helps the user with a couple of core settings whilst
giving hints about the functionality of some important keys.
The setup wizard includes:
• setting the language
• setting time and time format
• setting date and date format
• the possibility to import contacts from a SIM
card
• hints about keys such as the Back and C keys.
Tips and tricks
Tips and tricks inform the user about what features
the phone provides and how to effectively use the
phone. The user will, for example, learn how to
mute an incoming call, how to turn T9 on or off and
how to enter Contacts in a quick way. By viewing
the Tips and tricks which can be found in the Settings menu, you can enhance the usage of your
phone.
In phone promotion video
When the setup wizard is completed a short video
clip which shows a couple of the different functions
in the phone will follow directly. The user can
choose to either view it directly or to view it later.
The video clip contains helpful information on how
to get started with the phone. It is by default stored
in My Items in Videos.
PIM (Personal Information
Management)
The user can stay up to date with his or hers everyday events by synchronizing the phone contacts,
calendar appointments and tasks in the phone with
similar programs in a computer. The USB cable
which comes with the phone, the built in Infrared or
Bluetooth feature can be used together with the
synchronization software which is available on the
CD in the kit.
MusicDJ™
Polyphonic sounds and the MIDI
format has revolutionized the
sound quality of ringtones in
mobile phones.
By using the MusicDJ™ the user can play,
compose, edit and send melodies. The built-in
sound synthesizer uses wave tables, real
instrument sounds, with 72 voices polyphony. The
new composer has an improved graphical user
interface to simplify melody handling. All new and
edited melodies are stored in MIDI format.
VideoDJ™
Create a movie by mixing video
clips, pictures, sound and text
which has already been created or
stored in the phone. The video
formats that can be edited are 3GP files of QCIF
size, coded in H263. You can add JPG image files
and AMR sound files. The finished result can be
sent by using email, MMS, Bluetooth or infrared.
File management
My Items is a file manager similar to that found on
many computers. In My Items, the user has an
overview of the contents of the phone as well as
how much memory is allocated to each function
and feature. Folders can be created, renamed,
deleted and files can be moved between them.
From My Items, the user can view picture and slide
shows, as well as play music and video.
Moving images
In line with more advanced file management, the
V600 supports Macromedia® Flash Lite™ 1.1
images as well as SVG-Tiny animations.
The Macromedia Flash Lite player is pre-installed in
the phone, allowing users to take advantage of the
features of Flash images. Flash images can be
embedded as moving objects on a Web page or
they can be available as stand-alone Web pages. It
is possible to interact with flash images using the
navigation key. Flash images can be included in an
MMS message. The pre-defined Pictures folder in
My items, enables users to logically organize their
images.
10August 2005
White Paper V600
SVG-Tiny is a subset of the SVG standard and has
been developed for use with PDAs and mobile
phones. An SVG animation is a text file, based on
XML, that contains specific illustration tags and
attributes that define how the animation should be
presented. The V600 decodes the tags and the animation is presented in the phone. SVG animation
can be included in MMS messages. The user can
also attach an SVG image to contacts in the
phonebook.
GPRS (General Packet Radio
Service)
GPRS uses Internet-style packet-based technology. GPRS gives the benefits of a permanently
available connection to the mobile Internet, but
only uses the radio link for the length of time it
takes to transfer data. GPRS offers the user the
speed needed for satisfactory mobile Internet usability. The phone supports GPRS Multislot Class 10
(4+2).
WAP 2.0 supporting XHTML™ MP
1.2
The WAP browser supports the markup languages
of WAP 2.0 – XHTML Mobile and XHTML Basic.
These two subsets of the Web standard XHTML are
supported by all major Web browsers. An XHTML
page can be viewed in both the WAP browser and
in any standard Web browser. All of the basic
XHTML features are supported, including text,
images, links, check boxes, radio buttons, text
areas, headings, horizontal rules and lists.
sheets. By adding a style sheet to the document
the developer can control the presentation of the
document, the colours, fonts, and layout.
On the Web, the de facto standard style sheet language is Cascading Style Sheets, specified by the
W3C and implemented in Internet Explorer, Netscape, and Opera. For mobile phones, the OMA
has identified a subset of CSS and extended it with
OMA specific style rules. The CSS subset and the
OMA extensions are called Wireless CSS (WCSS).
The WAP browser supports WCSS 1.1.
Messenger (Wireless Village)
To ensure inter operability of mobile instant messaging and presence services, Sony Ericsson, Ericsson, Motorola and Nokia have created the
Wireless Village Solution, an open standard. The
protocol is bearer-independent and can be implemented in different networks. The Wireless Village
Instant Messaging and Presence Service (IMPS)
includes three primary features:
Presence
Presence information of other Wireless Village
users is received and displayed to indicate their
willingness to communicate. The user’s own presence information is also sent for others to view. If
the user is interested in another person’s presence
status, he or she can search for this person. If the
person is found, the user may subscribe to his/her
presence information. The presence information is
displayed in a contact list.
In addition to XHTML, the WAP browser supports
WML. The user can navigate between WML and
XHTML pages. WAP 2.0 also supports cookies,
often used by Web sites to store site-specific information in the browser between visits to the site.
Cookies are often used by e-commerce sites (in
shopping carts and wish lists for example), and to
save the user from entering the same information
more than once.
Cascading Style Sheets (CSS)
Before style sheets were introduced on the Web,
developers had little control over the presentation
of their Web pages. An XHTML document specifies
the structure of the content, which part is a paragraph, which part is a heading, and so on. It does
not specify how it shall be presented. Browsers use
a default presentation for documents without style
Instant messaging
Instant messaging means “point-to-point messaging” between Wireless Village users. An instant
message history of the communication is logged in
a file, which can be read off line. This is a sub-set
file of the whole communication and is limited by
memory.
Groups
The user may join a chatroom and chat with the
other participants/members.
Email
With inbox, outbox, save draft and
reply options, there are all the
functions needed for effective
11August 2005
email communication in a powerful mobile phone.
Constantly connected to a POP3, SMTP or IMAP4
email server anywhere on the Internet, the phone
stores messages dynamically, depending on available memory, and updates the inbox automatically
and over the air. Check email anywhere. Reply to
email on the move. Friends, family and business
contacts know that when they send email, it can be
received, read and acted on immediately. Pictures
can be included in outgoing emails and attachments that are received. Hyperlinks in emails are
supported.
Personalization
With themes it is possible to change many settings
in the phone, for example colours, images and
ringtones, making it more personal. The phone
comes with a number of preloaded themes and
pictures, and more can be downloaded and
exchanged – sports, movie, seasonal and other
themes will be available on Sony Ericsson or operator sites. Other personalizable features are the
start-up screen and the screen saver. Specific pictures and ringtones can also be set for each separate name in the contacts.
White Paper V600
12August 2005
White Paper V600
Technologies in detail
This chapter offers a detailed description of the technologies available in this product. Encompassing a
broad and rich range of functionality, they facilitate basic functions such as calling as well as the cuttingedge developments found in entertainment, imaging and connectivity.
13August 2005
3G
White Paper V600
Mobile telephony allowed us to talk on the move.
The Internet turned raw data into helpful services
that people found easy to use in their everyday
lives. Now, these two technologies are converging
to create third-generation mobile services.
In simple terms, 3G (third-generation) services
combine high speed radio access with IP (Internet
Protocol)-based services. This does not just mean
fast mobile connection to the Web, it means totally
new ways to communicate, access information,
conduct business, learn and be entertained. It
promises liberation from slow, cumbersome equipment and immovable points of access.
Increased 3G data rates, together with extended
multimedia and entertainment content, will
enhance the use of mobile Internet in a revolutionary way. Gaming will increase the user benefits
even more.
Using 3G scenarios
The step towards IP is vital. IP is packet-based,
allowing users to be “online” at all times, having to
pay only for the sent or received data. The connectionless nature of IP also makes access a lot faster:
file downloads take less time and we can be connected to a network within a few seconds.
3G introduces wideband radio communications,
with incredible access speeds. Compared with
today’s mobile networks, 3G will significantly boost
network capacity, much needed in densely populated areas – thus operators will be able to support
more users, as well as offer more sophisticated
services.
This phone is a dual mode phone. Thus the user
will be able to use his or her V600 without having to
think about which system is being used – the
handover between the two systems is going to be
seamless.
3G will change our working habits and social lives
in many ways. The services that 3G has to offer will
help us to manage our personal information, simplify tasks such as grocery shopping, make better
use of our time, and offer services that are just fun
to use. People can easily share a moment with their
friends, family and work in other geographical sites
in a video call. 3G will also help new, flexible working practices, such as working from home and
remote access to corporate networks outside traditional working hours. Operators will be able to
develop innumerable new service opportunities to
attract and retain new customers:
• Your train is delayed so you are late for a meeting. By initiating a video call with the people at
the meeting, you can still attend, and even see
the sketches made at the meeting.
• Parents see their child walk for the first time,
and know that the grandparents would love to
see this. They initiate a video call to the grandparents’ computer. The grandparents are thrilled
with joy, and the child can hear their encouraging voices and see their happy faces.
• Business people can use the time they spend
travelling, fixing things that are usually hard to
get time for, for example to log on to their bank
account, check the balance and pay a few bills all through their 3G device.
• On vacation, people can make reservations
when they get to their destination by using their
3G handset to obtain up-to-date information,
including hotel vacancies. Having booked a
room, they can use their phone to view video
clips of local tourist attractions and talk to
someone from the local tourist information
bureau at the same time.
• A maintenance engineer, repairing some equipment at a client’s premises, has a problem.
Using his 3G mobile phone, he can contact his
department and then download a demonstration video that guides him through the repair
process.
• People can also share a moment with their
friends and family in other geographical sites by
capturing the moment with the video recorder
and then sending them the video clip in an MMS
message.
14August 2005
Multiple sessions
White Paper V600
With regard to simultaneous connectivity, multiple
sessions, Sony Ericsson supports the 3GPP™ (3rd
Generation Partnership Project) specification 3GPP
TS 22.101 which states that 3GPP specifications
shall enable the user of a single terminal to establish and maintain several connections simultaneously. It shall efficiently cater for applications which
have variable requirements relating to specific QoS
(Quality of Service) parameters (for example
throughput) whilst meeting other targets.
Examples of use cases in 3G
mode
• One voice and one packet data session:
Photo: A voice call is connected, a photo is taken
with the integrated camera and sent, either via
MMS or via email.
• Two simultaneous packet data sessions:
Streaming: A WAP browsing session is ongoing, an
audio or video clip streaming session is started, for
example, from a hyperlink.
Gradual change and development of 3G
The third-generation is a technology shift taking
mobile telephony to a higher level. The term
describes a new generation of wireless systems
that offer services and functions far beyond the era
when mobile phones were used for voice calls only.
When taking GSM customers into the world of 3G,
operators will not have to switch their networks
from one system to another. The move from 2G to
3G optimizes the existing infrastructure, enabling it
to co-exist with the new WCDMA system.
GSM equipment – enhanced with GPRS – and its
functions will continue to exist within the 3G system. Old and new technology will complement
each other and form a highly flexible network system, with a capacity that gives new meaning to
mobility.
Even when WCDMA is fully expanded, GSM-based
parts of the network will continue to play a crucial
role in serving the operators’ needs for capacity. All
spectrum assets will be valuable, as there will be a
substantial increase in both the number of subscribers and the volume of traffic in the networks.
With a seamless solution, operators will have a
flexible network where the systems interact
according to current demand.
User experience
For the consumers, using a network consisting of
GSM, GPRS and WCDMA parts will be a seamless
experience. GPRS allows qualified mobile Internet
applications, while the introduction of WCDMA
brings a whole new set of user services, using the
full potential of wideband data transport.
GSM and WCDMA development
Building the network
The combining of GSM with GPRS, and the introduction of WCDMA technology in a new spectrum,
can be done gradually. The new wideband technology can be deployed in parallel with the enhancement of the existing spectrum, re-using parts of the
GSM infrastructure.
15August 2005
How 3G works
White Paper V600
3G brings together two powerful forces: wideband
radio communications and IP-based services.
Together, these enable advanced multimedia services.
Making 3G a reality depends on technology developments in different areas. These include amendments to the radio interface to support wideband
communications, as well as amendments in the
core network. Supporting technologies such as
WAP, Bluetooth, Java, MMS and streaming, are
also important.
GPRS
Short for General Packet Radio Service, GPRS is a
standard for wireless communications.
GPRS provides packet data, rather than circuit
switched data. This means that as a user you pay
for data sent and received, and not for time spent
online. There is, more or less, a permanent connection at all times.
GPRS is implemented by adding new packet data
nodes and upgrading existing nodes, to provide a
routing path for packet data between the mobile
terminal and a gateway node. The gateway node
will provide interworking with external packet data
networks for access to the Internet and intranets.
WCDMA
WCDMA (Wideband Code Division Multiple
Access) is a wideband radio technique that provides far higher data rates than other radio techniques available today, up to 384 kbps, and highly
efficient use of radio spectrum.
The higher bandwidth that WCDMA provides will
deliver the full potential of 3G. For example,
WCDMA allows simultaneous access to several
voice, video and data services.
WCDMA is fully compliant with IMT-2000 (International Mobile Telecommunications-2000) and is the
air interface technology for standards in the 2 GHz
band (the IMT-2000 core band), known as UMTS
(Universal Mobile Telecommunication System) in
Europe and ARIB (Association of Radio Industry
Businesses) in Japan.
UMTS
UMTS and WCDMA are often used as synonyms.
The European Telecommunications Standard Institute (ETSI) chose the name UMTS to define the
system when positioned in the 2.1 GHz band,
which will be the case in Europe and other parts of
the world where this frequency is available. In the
Americas though, WCDMA will have to use other
parts of the frequency band.
Benefits
• Faster data speeds and “permanent connection” mobility.
• Instantaneous connection set-up.
• Connection to an abundance of data sources
around the world, through support for multiple
protocols, including IP.
Handover/service continuity
The scope of this text includes service requirements for handover maintaining continuity of service to a wireless terminal, as it moves between the
radio coverage area, or “cells”, associated with different base station sites. This functionality is called
“handover”. It is a key requirement to allow for dual
UMTS is part of the International Telecommunications Union’s IMT-2000 vision of a global family of
3G mobile communications systems. UMTS
includes WCDMA radio access technologies
together with a core network specification based
on the GSM/MAP (Mobile Application Part) standard. Please visit the 3GPP site for more information
at www.3gpp.org
or multi-mode terminals to handover traffic from
UTRAN to other radio systems such as GERAN and
vice versa.
This part describes the general principles for service continuity within UMTS Radio Access Network,
within GSM/GPRS and between UMTS Radio
.
16August 2005
White Paper V600
Access Network and other radio systems such as
GSM/GPRS. As a principle, the requirements on
service continuity characteristics should be
according to the target network on which the service is maintained.
Service continuity
Service continuity should support the following
scenarios:
• Continuity of active circuit switched services
when moving within UMTS Radio Access Network, within GSM/GPRS and between UMTS
Radio Access Network and GSM/GPRS coverage areas.
• Continuity of active and packet switched sessions when moving within UMTS Radio Access
Network, within GSM/GPRS and between
UMTS Radio Access Network and GSM/GPRS
coverage areas.
General operational
considerations
Mechanisms defined to support service continuity
between different radio systems or radio access
modes should effectively cope with a number of
coverage scenarios:
• Limited coverage in a “sea” of coverage provided by another radio system or radio access
mode.
• Selective operation at a geographical boundary,
with extensive UMTS Radio Access Network
coverage on one side, and extensive coverage
from another radio system on the other side.
• Geographically co-located areas of UMTS
Radio Access Network coverage and another
radio system.
The duration of the discontinuity experienced by
packet switched and circuit switched real time
services should be shorter than that in the handover of voice calls over GSM/GPRS.
Requirements on multiple bearer
services handover from UMTS
Radio Access Network to GSM/
GPRS
Consideration must be given to services that may
involve multiple bearer services (and simultaneous
sessions). The mapping between UMTS Radio
Access Network bearer services and GSM/GPRS
bearer services depends on many factors such as
data rate, delay constraints, error rate etc. In the
event that certain UMTS Radio Access Network
bearer services cannot be handed over to GSM/
GPRS, the handover of some of the bearers to
maintain the service should not be precluded.
In the case where a user equipped with a dual
mode terminal is in UMTS Radio Access Network
coverage, and has multiple PDP contexts activated
(for instance to support multimedia), then it is preferable to handover one PDP context, rather than
dropping all of them.
As a first priority only the PDP contexts which have
an associated QoS that can be supported by the
GSM/GPRS should be candidates for handover.
If there are still multiple PDP contexts as “handover
candidates”, then the operator should choose
which PDP is maintained. When roaming, the serving network should make this decision. The operator may choose to either:
• Drop all of the PDP contexts.
• Choose one based upon criteria such as duration, amount of traffic transferred, etc.
Performance requirements
Temporary degradation of service
caused by handover
During intra-UMTS Radio Access Network handover or handover from UMTS Radio Access Network
to GSM/GPRS, degradation of service should be
no greater than during intra-GSM/GPRS handover.
17August 2005
Handover in the V600
White Paper V600
This phone is compliant with the 3GPP R99
December 2002 release.
GSM to UMTS
The product supports circuit switched voice
handover from GSM to UMTS.
GPRS
The introduction of GPRS was a big step in the
evolution of the GSM networks for enhancing the
capabilities of data communication. Data traffic has
increased (over both wired and wireless networks),
with the growth in demand for Internet access and
services paralleling that of mobile communications.
We can now see that the demand for high-speed
Internet access is the key driver for coming generations of wireless multimedia and entertainment
services, and GPRS is important as a stepping
stone when we enter the 3G network era. GPRS
has allowed innovative services to be created and
granted access to new and previously inaccessible
market segments, which will be further developed
with 3G.
GPRS is able to take advantage of the global coverage of existing GSM networks. Applications
developed for GPRS have been deployed on a
large scale and have thus reaped the associated
benefits.
With GPRS, the V600 sends data in “packets” at a
very high speed. The phone remains connected to
the network at all times, using transmission capacity only when data is sent or received.
Instead of occupying an entire voice channel for
the duration of a data session, the V600 sends and
receives data in small packets, as needed, much
like IP on the Internet. Thanks to this, the phone is
always online, using transmission capacity only
when data is sent or received. The V600 is compatible with GPRS R99.
UMTS to GSM/GPRS
The product supports packet switched data
handover and circuit switched voice handover from
UMTS to GSM/GPRS.
The GSM system limits the ability to use all eight
time slots, so the V600 uses up to four time slots
for receiving data, and up to one slot for transmitting.
Information about the identity of the phone and the
characteristics of the connection are described in
the PDP (Packet Data Protocol) context. This information is stored both in the phone and in the
mobile network, so that each phone is identified
and “visible” to the system.
Using GPRS with the V600 has many advantages,
for example:
• Constant connection
Keep an open connection to an email system or
the company network, staying online to receive
and send messages at all times. All connection
settings can be managed by using the data
connections feature.
• High speed
Gain access automatically to increased bandwidth when downloading large files, images etc.
• Cost efficient
Use transmission capacity only when needed,
thus reducing costs.
• WAP over GPRS
Access the Internet via WAP at high speed and
with a constant connection.
• Email over GPRS
Remain connected to an email system while
reading and preparing messages, (which are
then sent at high speed).
18August 2005
White Paper V600
• Data communication
Transfer data and access the Internet or an
intranet with a computer, PDA or handheld
device connected via Bluetooth, infrared or
cable.
• Data and voice
Maintain a data connection when conducting a
voice call.
• Provide settings
Receive GPRS configuration settings from the
provider OTA (over the air), making manual configuration unnecessary.
• User-controlled settings
Take advantage of full user control in the data
connections menu, establishing multiple
descriptions and accessing advanced settings
for GPRS.
Standards, architecture and protocol
The architecture, protocols and codecs for PSS (Packet Switched Streaming) follow the 3GPP specifications to ensure interoperability between business solutions. Sony Ericsson fully supports the 3GPP stand-
ard, but will also meet the market requirements of supplementary formats and codecs.
Sony Ericsson Applications
Establishment
Capability
Exchange
Session
Control
Session
Description
Scene
Decoder
Speech
Decoder
Packet based network interface
3GPP L2
Synchronization
Spatial layout
Audio
Text
Vector Graphics
Decoder
Decoder
Image
Decoder
Video
Figure 1. Functional components of a PSS client
19August 2005
White Paper V600
Figure 1 shows the functional components of a
PSS client. The functional components can be
divided into control, scene description, media
codecs and the transport of media and control
data. TS 26.233 “Transparent end-to end packet
switched streaming service (PSS); General description” defines the simple and extended PSS.
The control-related elements are session establishment, capability exchange and session control.
• Session establishment refers to methods of
invoking a PSS session from a browser or
directly by entering an URL in the user interface
of the terminal.
The PSS includes media codecs for video, still images, vector graphics, text, audio, and speech.
• Capability exchange enables choice or adaptation of media streams depending on different
terminal capabilities.
• Session control deals with the set-up of the
individual media streams between a PSS client
and one or several PSS servers. It also enables
control of the individual media streams by the
user. It may involve VCR-like presentation control functions like start, pause, fast forward and
stop when presenting media.
The scene description consists of spatial layout
and a description of the temporal relation between
different media that is included in the media presentation. The first gives the layout of different
media components on the screen and the latter
controls the synchronization of the different media.
Scene description
Video
Audio
Speech
Presentation description
Still images
Bitmap graphics
Vector graphics
Presentation
description
Text
Payload formats
HTTP
RTSP
RTP
UDP
TCPUDP
IP
Figure 2. Overview of the protocol stack
Figure 2 describes the media transport protocol stack. Transport of media and control data consists of the
encapsulation of the coded media and control data in a transport protocol. This is shown in figure 1 as the
“packet based network interface” and displayed in more detail in the protocol stack of figure 2.
20August 2005
Imaging and Entertainment
1.3 Megapixel camera
White Paper V600
With the integrated 1.3 Megapixel camera with digital zoom, the user can take pictures and video
clips and save them in the phone memory. The user
can send them as an attachment in an email or via
MMS. The pictures or video clips can also be sent
via Bluetooth, infrared or cable.
A large viewfinder is presented in the display and
QuickShare™ offers a minimal number of steps
that take you to the send options as follows:
• 3 steps for camera: start, capture and send.
• 3 steps for video: start, capture and send.
Using the camera or video
The camera and video is started via the active lens
cover, via the camera button or via the phone menu
system.
Shoot modes
There is a number of different shoot modes for different user scenarios:
Burst mode
A useful function when taking photos of objects
that move quickly in the scene: it rapidly takes 4
pictures in a row automatically.
Image formats
The camera is able to take pictures in the following
resolutions:
• Small - QQVGA (160x120 pixels)
• Medium - VGA (640x480 pixels)
• Large - 1.3 Megapixel (1280x1024 pixels)
Megapixel pictures
Megapixel pictures can be used when a larger
viewing area is required, for example, when
uploading a picture to a computer.
Video format
Video clips can be recorded, played and sent using
the following codec:
Frames
A shoot mode that lets you apply funny pre-drawn
picture frames to your images.
Panorama pictures
The camera can create panorama pictures by
stitching together several different pictures into one
large picture. This is done with the help of a unique
image processing technique.
This feature is very user friendly. The user simply
takes a picture and then moves the camera slightly
sideways and then takes a new picture. This can be
repeated several times until the user selects to
save the panorama where all the different pictures
are stitched together.
• 3GPP (H.263 and AMR)
More camera features
The camera has full automatic exposure control
that selects the optimal exposure time needed to
get an excellent picture. When operating the viewfinder, the camera adjusts the exposure time.
The lighting conditions found indoors and outdoors
may differ significantly. This may give rise to false
colours in photographs. To compensate for this,
the Megapixel camera is equipped with automatic white balance. This feature automatically adjusts
for different lighting environments in order to produce images with correct colours under most conditions.
The camera also has a high quality light to
improve taking pictures in darker environments.
21August 2005
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