Hjelm, Johan
Overview
| Works: | 8 works in 2 publications in 1 languages | |
|---|---|---|
Titles
Local positioning systems : LBS applications and services
by:
Hjelm, Johan ; Kolodziej, Krzysztof W
(Language materials, printed)
Creating location services for the wireless Web : professional developer's guide
by:
Hjelm, Johan
(Language materials, printed)
Subjects
Geographic information systems
Web site development
Buildings
621.384/191
005.2/76
Geographic information systems
Automatic tracking
Electric annunciators
Wireless Application Protocol (Computer network protocol)
Cellular telephone systems
Mobile robots
TK7201
TK5105.5865
Electronic surveillance
Radio direction finders