DICOM PS3.3 2019e - Information Object Definitions

C.8.12.12 VL Photographic Geolocation Module

Table C.8.12.12-1 specifies the Attributes that describe the geographic location during acquisition of a photographic image.

Table C.8.12.12-1. VL Photographic Geolocation Module Attributes

Attribute Name

Tag

Type

Attribute Description

GPS Version ID

(0016,0070)

3

The version of GPS information.

GPS Latitude​ Ref

(0016,0071)

3

Whether the latitude is north or south latitude.

Enumerated Values:

N

north latitude

S

south latitude

GPS Latitude​

(0016,0072)

3

The latitude, expressed as three non-negative values giving the degrees, minutes, and seconds, respectively.

GPS Longitude Ref

(0016,0073)

3

Whether the longitude is east or west longitude.

Enumerated Values:

E

east longitude

W

west longitude

GPS Longitude

(0016,0074)

3

The longitude, expressed as three non-negative values giving the degrees, minutes, and seconds, respectively.

GPS Altitude​ Ref

(0016,0075)

3

The altitude used as the reference altitude in meters.

If the reference is sea level and the altitude is above sea level, 0 is given. If the altitude is below sea level, a value of 1 is given and the altitude is indicated as an absolute value in GPS Altitude (0016,0076).

GPS Altitude​

(0016,0076)

3

The altitude based on the reference in GPS Altitude​ Ref (0016,0075), in meters.

GPS Time​ Stamp

(0016,0077)

3

The time as UTC (Coordinated Universal Time).

GPS Satellites

(0016,0078)

3

The GPS satellites used for measurements. This tag can be used to describe the number of satellites, their ID number, angle of elevation, azimuth, SNR and other information. The format is not specified.

GPS Status

(0016,0079)

3

The status of the GPS receiver when the image is recorded.

Enumerated Values:

A

measurement is in progress

V

measurement interrupted

GPS Measure ​Mode

(0016,007A)

3

The GPS measurement mode.

Enumerated Values:

2

two-dimensional

3

three-dimensional

GPS DOP

(0016,007B)

3

The GPS data degree (dilution) of precision.

A horizontal dilution of precision (HDOP) value is written during two-dimensional measurement, and position (3D) dilution of precision (PDOP) during three-dimensional measurement.

GPS Speed​ Ref

(0016,007C)

3

The unit used to express the GPS Speed (0016,007D).

Enumerated Values:

K

kilometers per hour

M

miles per hour

N

knots

GPS Speed​

(0016,007D)

3

The speed of GPS receiver movement in GPS Speed​ Ref (0016,007C) units.

GPS Track ​Ref

(0016,007E)

3

The reference for giving the direction of GPS receiver movement.

Enumerated Values:

T

true direction

M

magnetic direction

GPS Track

(0016,007F)

3

The direction of GPS receiver movement in degrees. The range of values is from 0.00 to 359.99.

GPS Img​ Direction Ref

(0016,0080)

3

The reference for giving the direction of the image when it is captured.

Enumerated Values:

T

true direction

M

magnetic direction

GPS Img ​Direction

(0016,0081)

3

The direction of the image when it was captured. The range of values is from 0.00 to 359.99.

GPS Map​ Datum

(0016,0082)

3

The geodetic survey data used by the GPS receiver.

GPS Dest​ Latitude Ref

(0016,0083)

3

Whether the latitude of the destination point is north or south latitude.

Enumerated Values:

N

north latitude

S

south latitude

GPS Dest​ Latitude

(0016,0084)

3

The latitude of the destination point. The latitude is expressed as three values giving the degrees, minutes, and seconds, respectively.

GPS Dest ​Longitude Ref

(0016,0085)

3

Whether the longitude of the destination point is east or west longitude.

Enumerated Values:

E

east longitude

W

west longitude

GPS Dest ​Longitude

(0016,0086)

3

The longitude of the destination point. The longitude is expressed as three values giving the degrees, minutes, and seconds, respectively.

GPS Dest​ Bearing Ref

(0016,0087)

3

Indicates the reference used for giving the bearing to the destination point.

Enumerated Values:

T

true direction

M

magnetic direction

GPS Dest ​Bearing

(0016,0088)

3

The bearing to the destination point in degrees. The range of values is from 0.00 to 359.99.

GPS Dest ​Distance Ref

(0016,0089)

3

The unit used to express the distance to the destination point.

Enumerated Values:

K

kilometers

M

miles

N

nautical miles

GPS Dest ​Distance

(0016,008A)

3

The distance to the destination point in GPS Dest​ Distance Ref (0016,0089) units.

GPS Processing​ Method

(0016,008B)

3

The name of the method used for location finding.

GPS Area ​Information

(0016,008C)

3

The name of the GPS area.

GPS Date​ Stamp

(0016,008D)

3

The date and time information relative to UTC (Coordinated Universal Time).

GPS Differential

(0016,008E)

3

Whether differential correction is applied to the GPS receiver.


DICOM PS3.3 2019e - Information Object Definitions