SIST EN 302 931 V1.1.1:2011
(Main)Intelligent Transport Systems (ITS) - Vehicular Communications - Geographical Area Definition
Intelligent Transport Systems (ITS) - Vehicular Communications - Geographical Area Definition
For the purposes of the present document, the following symbols apply:
a the distance between the center point and the short side of a rectangle (perpendicular bisector of
the long side) or the length of the short semi-axis of an ellipse b the distance between the center point and the long side of a rectangle (perpendicular bisector of the short side) or the length of the long semi-axis of an ellipse F function to determine the spatial characteristics of a point P(x,y) relative to a geometric shape P(x,y) point in a Cartesian coordinate system r radius of a circle x abscissa of a Cartesian coordination system with the origin in the centre of the geographical area and parallel to the long side of a geometric shape y ordinate of a Cartesian coordination system with the origin in the centre of the geographical area and parallel to the short side of a geometric shape θ azimuth angle of the long side of a rectangle or the long semi-axis of an ellipse
φ zenith angle of the long side of a rectangle or the long semi-axis of an ellipse
Inteligentni transportni sistemi - Komunikacija med vozili - Opredelitev geografskega območja
Za namene tega dokumenta veljajo naslednji simboli:
a razdalja med osrednjo točko in kratko stranico pravokotnika (navpična bisektrisa
dolge stranice) ali dolžina kratke polosi elipse, b razdalja med osrednjo točko in dolgo stranico pravokotnika (navpična bisektrisa kratke stranice) ali dolžine dolge polosi elipse, F funkcija za določevanje prostorskih značilnosti točke P(x,y) glede na geometrijsko obliko, točka P(x,y) v kartezijskem koordinatnem sistemu, r radij kroga, x abscisa kartezijskega koordinatnega sistema z izhodiščem v sredini geografskega območja in vzporedna z dolgo stranico geometrijske oblike, y ordinata kartezijskega koordinatnega sistema z izhodiščem v sredini geografskega območja in vzporedna s kratko stranico geometrijske oblike, θ azimutni kot dolge stranice pravokotnika ali dolge polosi elipse,
φ zenitni kot dolge stranice pravokotnika ali dolge polosi elipse.
General Information
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.GHOLWHYIntelligent Transport Systems (ITS) - Vehicular Communications - Geographical Area Definition43.040.15Car informatics. On board computer systems35.240.60Uporabniške rešitve IT v transportu in trgoviniIT applications in transport and tradeICS:Ta slovenski standard je istoveten z:EN 302 931 Version 1.1.1SIST EN 302 931 V1.1.1:2011en01-september-2011SIST EN 302 931 V1.1.1:2011SLOVENSKI
STANDARD
SIST EN 302 931 V1.1.1:2011
ETSI EN 302 931 V1.1.1 (2011-07)European Standard Intelligent Transport Systems (ITS);Vehicular Communications;Geographical Area Definition SIST EN 302 931 V1.1.1:2011
ETSI ETSI EN 302 931 V1.1.1 (2011-07) 2
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ETSI ETSI EN 302 931 V1.1.1 (2011-07) 3 Contents Intellectual Property Rights . 4 Foreword . 4 Introduction . 4 1 Scope . 5 2 References . 5 2.1 Normative references . 5 2.2 Informative references . 5 3 Definitions and symbols . 5 3.1 Definitions . 5 3.2 Symbols . 6 4 Definition of geographical areas . 6 4.1 Overview . 6 4.2 Definition of a circular area . 7 4.3 Definition of a rectangular area . 7 4.4 Definition of an elliptical area . 8 5 Elementary geometry . 8 5.1 Geometric function F to determine spatial characteristics of a point P(x,y). 8 5.2 Geometric function F for a circular area . 8 5.3 Geometric function F for a rectangular area . 9 5.4 Geometric function F for a elliptical area . 9 Annex A (informative): Bibliography . 10 History . 11
SIST EN 302 931 V1.1.1:2011
ETSI ETSI EN 302 931 V1.1.1 (2011-07) 4 Intellectual Property Rights IPRs essential or potentially essential to the present document may have been declared to ETSI. The information pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web server (http://ipr.etsi.org). Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web server) which are, or may be, or may become, essential to the present document. Foreword This European Standard (EN) has been produced by ETSI Technical Committee Intelligent Transport System (ITS).
National transposition dates Date of adoption of this EN: 19 July 2011 Date of latest announcement of this EN (doa): 31 October 2011 Date of latest publication of new National Standard or endorsement of this EN (dop/e):
30 April 2012 Date of withdrawal of any conflicting National Standard (dow): 30 April 2012
Introduction The present document specifies a method for location referencing. This method defines geographical areas by means of geometric shapes, i.e. circle, rectangle and ellipse. Furthermore, the present docum
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