# Commission Delegated Regulation (EU) 2017/79 of 12 September 2016 establishing detailed technical requirements and test procedures for the GB type-approval of motor vehicles with respect to their 112-based eCall in-vehicles systems, of 112-based eCall in-vehicle separate technical units and components and supplementing and amending Regulation (EU) 2015/758 of the European Parliament and of the Council with regard to the exemptions and applicable standards (Text with EEA relevance), Division 2.2.4.1

Extent: E+W+S+N.I.

Repeat test procedures described in section 2.2.3 for simulation script for movement in shadow areas and areas of intermittent reception of navigation signals (given in Table 4) with an urban canyon signal pattern described in Figure 3.
Table 4
Main parameters of movement in shadow areas and areas of intermittent reception of navigation signals
Simulated parameter
Value
Test duration, hh:mm:ss
01:00:00
Output frequency
1 hertz
eCall location
Any specified land point between latitude range 80°N and 80°S in coordinate system WGS-84
Model of movement:
Manoeuvring movement
—
speed, km/h;
140
—
turning radius, metres;
500
—
turning acceleration, metres/second2.
0,2
Satellite visibility:
—
signal visibility intervals, seconds;
300
—
signal absence intervals, seconds.
600
Troposphere:
Standard predefined model by the GNSS simulator
Ionosphere:
Standard predefined model by the GNSS simulator
PDOP value in the test time interval
3,5 ≤ PDOP ≤ 4,0
Simulated signals
Combined Galileo/GPS/SBAS
Signal strength:
—
GNSS Galileo;
minus 135 dBm;
—
GNSS GPS.
minus 138,5 dBm.
Number of simulated satellites:
at least 6 Galileo satellites;
at least 6 GPS satellites;
at least 2 SBAS satellites
Figure 3
Urban canyon definition
Zone
Elevation range (degrees)
Azimuth range (degrees)
A
0 – 5
0 – 360
B
5 – 30
210 – 330
C
5 – 30
30 – 150
Background
Area out of Zone A, B, C

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Source: https://www.legislation.gov.uk/eur/2017/79/annex/VI/division/2/division/2.2/division/2.2.4/division/2.2.4.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-79/annex-VI/division-2/division-2.2/division-2.2.4/division-2.2.4.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.