Device Control Database : A speech database from 20/20 Speech

Device Control Database
A speech database from 20/20 Speech

The use of voice control in mobile and embedded devices, from PDAs and
phones to automotive systems has become increasingly important.
Business awareness of the possibilities offered by this technology,
and ever growing legislation restricting the use of mobile equipment,
is driving this market forward. As the technology makes the transition
from professional users to consumers, high recognition accuracy is
paramount for any product to gain widespread penetration.

Collected by 20/20 Speech Limited, the Device Control Database
consists of over 17 hours of high-quality recordings from 47
UK-English speakers covering a range of possible applications for
controlling PDAs and other small or embedded devices. The data was
recorded using the internal microphone of a Compaq� iPAQ�. This was
selected as representative of the type of microphone and packaging
typically associated which such PDA and embedded systems.

Material (per speaker) 
Phone Dialling: 10 sequences of ten-digit telephone numbers
Car Commands: 25 command phrases with audio, telephone and navigation
control emphasis (e.g. "radio on" and "show map")
PDA Commands: 52 �PDA' type commands. (e.g. "standby", "synchronise") 
Months: The 12 months of the year, spelt alphabetically 
Postcodes: 10 UK-style postcodes (e.g. WR14 3SZ) 
Place Names: 10 UK place names (e.g. "Midlands, Coventry") 
Freeform Dictation: 3 dictated messages including spelt words 
Message: A message spelt alphabetically 

All data was recorded on an internal iPAQ microphone (22.05KHz
Sampling Rate, 16 bit precision), in both hand-held (PDA held at arm's
length by the user) and in docking-cradle (directly in front of
speaker) positions.

Pricing available on application

Just one of the family
The Device Control Database is just one of a family of quality
databases recorded by 20/20 Speech. These include the Accents of the
British Isles Database and the Speaker under Stress Database
containing stressed, quiet and shouted speech. Further information
regarding these databases and how they may be used, can be found on
our website, www.aurix.com.If you have a specific requirement for a
database, 20/20 Speech also offer a bespoke database service, managing
all aspects of project management, database design, recording and

For further information please contact 20/20 Speech
email: enquires@2020speech.com     Tel:+44 (0)1684 585107

About 20/20 Speech
20/20 Speech Ltd has been at the forefront of developments in speech
technology for over 30 years, initially as the UK Government's Speech
Research Unit (SRU) andmore recently as speech technology company
20/20 Speech Ltd (a joint venture between QinetiQ and NXT plc).
Through the innovative Aurix� range of products, solutions and
consultancy, 20/20 Speech offers a unique set of tools that enable
third parties to build speech driven interfaces for their
applications. Please visit www.aurix.com for further details.

20/20 Speech Limited
Malvern Hills Science Park, Malvern, Worcestershire, UK WR14 3SZ
Tel: +44 (0)1684 585100 Web: www.2020speech.com
Email: enquiries@2020speech.com

Aurix and 20/20 Speech are registered trademarks
1/16/2004 9:04:24 AM
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