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EN/LZT 108 4803 R1A
Mobile Phone
T20e
White Paper
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Ericsson is the leading provider in the new telecoms world, with communications solutions that com- bine telecom and datacom technologies with freedom of mobility for the user. With more than 100,000 employees in 140 countries, Ericsson simplifies communications for its customers - network operators, service providers, enterprises and consumers - the world over. First edition (March 2001) Publication number: EN/LZT 108 4803 R1A This document is published by Ericsson Mobile Communication
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Contents PREFACE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Purpose Of This Document . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 PRODUCT OVERVIEW . . . . . . . . . . . . . . . . . . . . . 6 WAP SERVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Using WAP In The T20e . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Bearer Type Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Gateway Characteristics
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P PR RE EF FA AC CE E P PR RE EF FA AC CE E P Pu ur rp po os se e O Of f T Th hiis s D Do oc cu um me en nt t P Pu ur rp po os se e O Of f T Th hiis s D Do oc cu um me en nt t The Ericsson T20e White Paper is designed to give the reader a deeper technical understanding of how the T20e is designed, and of how it interacts with other media. This document will make it easier to integrate the T20e with the IT and communications solutions of a company or orga- nization. People who can
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P PR RO OD DU UC CT T O OV VE ER RV VIIE EW W P PR RO OD DU UC CT T O OV VE ER RV V IIE EW W The T20e is a Dual Band phone with a lithium battery; a phone of modern design and advanced technology. • It has a Wireless Application Protocol 1.1 (WAP 1.1) compliant browser, allowing fast and reliable access to Internet services with security according to WTLS class 2. Both access types, GSM Data and SMS, are supported. • The T20e supports Enhanced Messaging Service (EMS), an enhancement of
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W WA AP P S SE ER RV VIIC CE ES S W WA AP P S SE ER RV V IIC CE ES S The typical WAP client is a small, portable device which is connected to a wireless network. This includes mobile phones, pagers, smart phones, PDAs and other small devices. In these devices, you have a limited user interface, low memory and computing power compared to desktop and laptop computers. The WAP browser in the T20e is compliant with WAP 1.1 including security according to WTLS class 2. It is designed for
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B Be ea ar re er r T Ty yp pe e C Ch ha ar ra ac ct te er riis st tiic cs s B Be ea ar re er r T Ty yp pe e C Ch ha ar ra ac ct te er riis st tiic cs s The phone accesses WAP services over SMS or IP, where IP is provided over GSM Data. Typi- cal differences which distinguish the bearer types are listed below this diagram. G G G GS S S SM M M M D D D Da a a a tt tta a a a A A A Ac c c cc c c ce e e es s s ss s s s • Circuit connection of data call means that the phone is conn
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G Ga at te ew wa ay y C Ch ha ar ra ac ct te er riis st tiic cs s G Ga at te ew wa ay y C Ch ha ar ra ac ct te er riis st tiic cs s The WAP Gateway provides services in the company’s Intranet, a banking or stock trading ser- vice on the Internet, or access to other WAP applications on web addresses anywhere on the Internet. A Gateway is identified by an IP number or by a phone number, depending on access type. C Co on nn ne ec ct tiio on n- -o or riie en nt te ed d A An nd d C Co on n
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O Ov ve er r- -T Th he e- -A Aiir r P Pr ro ov viis siio on niin ng g O Of f W WA AP P S Se et tt tiin ng gs s O Ov ve er r- -T Th he e- -A Aiir r P Pr ro ov viis siio on niin ng g O Of f W WA AP P S Se et tt tiin ng gs s To simplify configuring WAP settings in a number of phones, all settings can be sent as an SMS message to each phone. This makes it easy for an operator, a service provider or a company to distribute settings for Internet/Intranet, and WAP, without having to conf
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P PO OW WE ER RF FU UL L M ME ES SS SA AG GIIN NG G A AN ND D C CH HA AT T P PO OW WE ER RF FU UL L M ME ES SS SA AG G IIN NG G A AN ND D C CH HA AT T The T20e is capable of sending and receiving SMS messages, linked messages and it supports Enhanced Messaging Services (EMS). Also, mobile chat over SMS is supported. • With the Short Message Service, a user can send text messages containing up to 160 charac- ters to and from GSM mobile stations (up to 70 characters using Chinese t
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P Piic cttu ur re es s P Piic c ttu ur re es s In the T20e, there are more than 30 permanently stored pictures that express different moods and situations. The pictures are grouped by eight different themes to make them easy to find. In addition, the T20e has another 30 empty positions where the user can save pictures that have been received in incoming messages, or have been created by the user on the phone, see “Pic- ture Editor” on page 12. Examples of pictures that can be
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M Mo ob biille e C Ch ha at t V Viia a S SM MS S M Mo ob biille e C Ch ha at t V Viia a S SM MS S The T20e makes it possible to chat with a second party using SMS. The chat is a series of short messages and corresponding replies between the two parties, similar to chat services provided on the Internet. This allows the user to review the conversation history in the display, and also to reply to messages by using a few commands. This makes the chat session quicker than using the cu
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C CO ON NN NE EC CT TIIV VIIT TY Y C CO ON NN NE EC CT T IIV V IIT TY Y The Mobile Office DI 28 infrared modem (optional accessory) turns the T20e into a wireless modem using AT commands. This provides data and e-mail communication, as well as Internet/ Intranet access, for a connected PC, PDA or handheld device. In the T20e, AT commands are used both for: • controlling the data communication between the PC and the remote service. This requires the Mobile Office DI 28 infrared modem (op
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F FU UN NC CT TIIO ON NS S A AN ND D F FE EA AT TU UR RE ES S F FU UN NC CT T IIO ON NS S A AN ND D F FE EA AT TU UR RE ES S IIn n- -p ph ho on ne e F Fu un nc ct tiio on ns s A An nd d F Fe ea at tu ur re es s IIn n- -p ph ho on ne e F Fu un nc ct tiio on ns s A An nd d F Fe ea at tu ur re es s M Me ello od dy y C Co om mp po os se er r M Me ello od dy y C Co om mp po os se er r The T20e has a built-in Melody Composer, where the user can edit and create up to 8
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S Stta ar rtt- -u up p A An nd d S Sh hu utt- -d do ow wn n S Sh ho ow ws s S S tta ar r tt- -u up p A An nd d S Sh hu u tt- -d do ow wn n S Sh ho ow ws s The T20e has built-in start-up and shut-down shows that feature a short animation with a mel- ody. It is possible to create your own shows with a personal picture and melody. This option is called “My Animation”, and it can be managed in two ways: • Use the Mobile Office DI 28 infrared modem (optional accessory). The Phone Setti
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N Ne et tw wo or rk k- -D De ep pe en nd de en nt t F Fe ea at tu ur re es s N Ne et tw wo or rk k- -D De ep pe en nd de en nt t F Fe ea at tu ur re es s F Fiix xe ed d D Diia alllliin ng g A An nd d R Re es sttr riic ctte ed d C Ca alllls s F Fiix xe ed d D Diia alllliin ng g A An nd d R Re es s ttr riic c tte ed d C Ca alllls s For a company or an organization, it can be useful to restrict phone calls. Fixed Dialling allows you to preset a number of digits, for example are
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S SIIM M A AP PP PL LIIC CA AT TIIO ON N T TO OO OL LK KIIT T S S IIM M A AP PP PL L IIC CA AT T IIO ON N T TO OO OL LK K IIT T The SIM Application Toolkit (SIM AT) is a smartcard-centric method of deploying programs that apply only to GSM and to SMS and USSD transports. Programs must be distributed on smartcards. WAP is an Internet-centric method of deploying programs that is independent of network technology. Programs and content are kept centrally on web servers and downloaded
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Service Mode Support in T20e GET INPUT General: No of hidden input characters. 20 bit 1: 0 = digits (0-9, *, # and +) only Yes 1 = alphabet set Yes bit 2: 0 = SMS default alphabet Yes 1 = UCS2 alphabet Yes bit 3: 0 = ME may echo user input on the Yes display 1 = user input not to be revealed in Yes any way (see note) bit 4: 0 = user input to be in unpacked Yes format 1 = user input to be in SMS packed Yes format bit 8: 0 = no help information available Yes 1 = help information available No
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Service Mode Support in T20e SET UP CALL General: Capability configuration Yes Setup speech call CallParty No Subaddress Yes DTMF support '00' = set up call, but only if not currently busy Yes on another call; '01' = set up call, but only if not currently busy Yes on another call, with redial; '02' = set up call, putting all other calls (if any) Yes on hold; '03' = set up call, putting all other calls (if any) Yes on hold, with redial; '04' = set up call, disconnecting all other calls Yes
