Institutionalization for Emergency Communications ETSI Project TETRA .


50 views
Uploaded on:
Description
Standardisation for Emergency Communications ETSI Project TETRA. Brian Oliver EPT Chairman EMTEL Workshop, February 2002. As it looked in 1989.
Transcripts
Slide 1

´╗┐Institutionalization for Emergency Communications ETSI Project TETRA Brian Oliver EPT Chairman EMTEL Workshop, February 2002

Slide 2

As it looked in 1989... The general PMR advertise in Europe in the late 1980\'s fluctuated nation to nation - fruitful open cell frameworks appeared to keep down PMR improvement. Yet, the request existed, especially among Public Safety and other "expert" client associations. The EC recognized, through various reviews (e.g the \'SAGATEL Report\'), that the cure was to advance the better sharing of assets by means of cutting edge trunked radio frameworks making the fullest utilization of the creating computerized innovation, and if conceivable to distribute new frequencies.

Slide 3

So what was the deal? Simple trunked radio frameworks kept on being effectively actualized amid the mid 1990\'s. ETSI in parallel sought after the advancement of a computerized PMR standard (TETRA). Various exclusive advanced details were likewise created (iDEN, Rubis/Acropol, Tetrapol, EDACS, and so forth.)

Slide 4

TErrestrial Trunked Radio - a sequence - Work initiated in ETSI on "MDTRS" in 1989 - Consensus on TDMA innovation came to in 1991 with 4 timeslots in 25 kHz data transfer capacity - First stage measures finished 1995 Harmonized frequencies distributed crosswise over Europe (CEPT/NATO 1996) Second stage benchmarks finished Nov 1997 First TETRA frameworks introduced 1997 Work on Release 2 started in late 2000 .

Slide 5

Development of a Standard TETRA components were client driven at the soonest definition organize. Specific commitments were, and keep on being, made by Public Safety clients all through the improvement of the TETRA Standard. Therefore TETRA could meet the "Schengen" prerequisites for open wellbeing use. Discharge 2 gives advance upgrades, for example, higher speed information. TETRA is subsequently a possibility for both thin band and wide-band crisis interchanges frameworks.

Slide 6

TETRA \'Discharge 2\' Enhancement zones in the work program: An expansion in information throughput (up to 10 times) Additional voice codecs for upgraded voice quality and interworking amongst GSM and UMTS/3G Air Interface improvements to enhance range proficiency arrange limit framework execution estimate if terminals and battery life Range augmentation for \'ground to air\', \'rustic communication\', and conceivable "sea" utilize, and so forth. TETRA arrange interworking between GSM, GPRS, UMTS/3G Evolution of TETRA SIM towards the USIM stage

Slide 7

What drives the requirement for rapid information? Video pictures at quick revive rate? Exact and high-detail settled pictures - e.g. fingerprints? Medicinal information from remote and portable units with security? Web access progressing, with quick download of information? Web discourse moving? Mix with 3G?

Slide 8

0 100 200 300 400 2000 kb/s How Do Data Rates Compare ? Indoor Terminal 2 Mb/s UMTS Handset 384 kb/s EDGE Handset 384 kb/s UMTS Vehicular 144 kb/s GPRS 115 kb/s TETRA (Release 1) 28.8 kb/s TETRA (Release 2) <400 kb/s

Slide 9

Voice and Data The capacity to share a radio channel amongst voice and information offers extraordinary favorable circumstances to the expert client. Where innovation offers the alternative of clear synchronous transmission of voice and information then the effect on operational practice can be huge especially for police and other crisis administrations.

Slide 10

Priority Usage For crisis benefit clients there might be a necessity for senior officers to have need access to the radio asset. For assets that are shared by more than one administration asset designation and maintenance may should be organized. Crisis benefit clients moreover search for what they see to be "moment" voice correspondences in a crisis. TETRA accomplishes this by utilizing blends of need and other supplementary administrations.

Slide 11

Supplementary Services - Public Safety needs - Call Authorized by Dispatcher CAD - Area Selection AS - Access Priority AP - Priority Call PC - Late Entry LE - Pre-emptive Priority Call PPC - Discreet Listening DL - Ambience Listening AL - Dynamic Group Number Assignment DGNA

Slide 12

Direct Mode Communications Allows guide terminal to terminal correspondence without utilizing the system. Can likewise be masterminded so terminals stay in contact with the system either straightforwardly or through a portal. Crisis Services esteem this office (e.g. for conceivable "fireground" utilize) and have effectively upheld its improvement.

Slide 13

Extending the Network Making full utilization of the potential outcomes offered by direct mode correspondences and related repeaters and system passages. Troublesome/expensive to cover territory gets to be distinctly open to network clients. Regions around national fringes, where arrange scope from either side might be poor, can be made operationally open to security/open wellbeing administrations.

Slide 14

Open Channel The customary technique for operation for some Emergency Services for a long time. The choice of devoting an asset (radio channel) will dependably exist regardless of the possibility that it causes issues. TETRA can offer "pseudo" open channel by consolidating supplementary administrations and holding system control of the asset.

Slide 15

Video Increased information rates, the capacity to link assets, propels in picture organizing and coding, make quality video a practical choice. This opens up new applications open doors for police, fire, paramedic and different administrations.

Slide 16

TETRA Security Features Aliasing Authentication Air-Interface Encryption End-to-End Encryption components Lawful Interception Features include: Time Stamping OTAR SIM ME Encryption .

Slide 17

TETRA is in this manner a total computerized Professional Mobile Radio standard Better gathering interchanges bolster than any time in recent memory Direct Mode correspondence between radios Packet information and quick information exchange benefits Over-the-air programming of radios Frequency economy Fast ring set time Security highlights Encryption Open interfaces: AIR IF DMO PEI ISI

Slide 18

A Competitive World ?

Slide 19

& DATA VOICE DATA GLOBAL MOBILITY CONTINENTAL 3GPP UMTS IMT2000 INTERNATIONAL NATIONAL REGIONAL TETRA Release 2 URBAN LOCAL SITE OFFICE GROUP CALL BROADCAST CALL TELEPHONY CIRCUIT DATA PACKET-DATA MESSAGING 9kb/s 28kb/s 144kb/s ISDN 2Mb/s 155Mb/s INFORMATION TETRA Positioning satellite GSM/PCN CDMA TETRA V+D & DMO 4G? Trunked versatile radio MPT1327 PSPP (MESA) cordless DECT/PHS

Slide 20

Thank you for your consideration! Brian Oliver

Recommended
View more...