Side_1_360

Box A Summarised Traffic Types in UMTS (from [22.105])

The main groups of applications, based on performance requirements are given in Figure A-1.

Figure A-1 Main groups of applications (based on performance requirements)

The end-user expectations are given in Tables A-1, A-2 and A-3.

Error

tolerant

Conversational

voice and video Voice messaging

Streaming audio

and video Fax

Error

intolerant

Telnet,

interactive games

E-commerce,

WWW browsing

FTP, still image,

paging

E-mail arrival

notification

Medium Application Degree of Data rate Key performance parameters and target values

symmetry

End-to-end Delay variation Information loss

one-way delay within a call

Audio Conversational Two-way 4–25 kb/s < 150 msec < 1 msec < 3 % FER

voice preferred

< 400 msec limit

Note 1

Video Videophone Two-way 32–284 kb/s < 150 msec < 1% FER

preferred

< 400 msec limit

Lip-synch:

< 100 msec

Data Telemetry Two-way < 28.8 kb/s < 250 msec N/A Zero

• two-way
  control
  Data Interactive Two-way < 1 kb < 250 msec N/A Zero
  Data Telnet Two-way < 1 kb < 250 msec N/A Zero
  (asymmetric)

Medium Application Degree of Data rate Key performance parameters and target values

symmetry

One-way delay Delay variation Information loss

Audio Voice Primarily 4–13 kb/s < 1 sec for < 1 msec < 3 % FER

messaging one-way playback

< 2 sec for

record

Data Web-browsing Primarily < 4 sec/page N/A Zero

• HTML one-way
  Data Transaction Two-way < 4 sec N/A Zero
  services – high
  priority, e.g.
  e-commerce,
  ATM
  Data E-mail Primarily < 4 sec N/A Zero
  (server access) One-way

Note 1: The overall one-way delay in the mobile network (from UE to PLMN border) is approximately 100 msec.

Table A-2 End user performance expectations – interactive services

Table A-1 End user performance expectations – conversational / real-time services