Dicom Value Representations - GE LOGIQ E9 Service Manual

D 5180483-100, R
IRECTION
3-9-7 DICOM Worklist Service (cont'd)
"Remote" versus "Local" Filtering (con't.)
The format of the values used for Search Criteria for both Worklist and Query/Retrieve services are
defined in the DICOM standard: http://medical.nema.org/dicom. Select the latest year available in this
folder. Open Part 5: "Data Structures and Encoding", and examine
Representations"
Table 3-22
VR Name
AE (Application
Entity)
Basically, an AE Title can be up to 16 characters. Leading and trailing spaces are ignored. A title of all
spaces is not valid. These characters are not allowed: "\", line feed, form feed, carriage return, and
escape.
PROPRIETARY TO GE
. 7
EV
. For example, here are the rules for a valid AE Title:

Dicom Value Representations

Definition
A string of characters that
identifies an Application Entity
with leading and trailing
spaces (20H) being non-
significant. A value consisting
solely of spaces shall not be
used.
Chapter 3 LOGIQ E9 Setup
LOGIQ E9 P
ROPRIETARY
Table 3-22 "Dicom Value
Character Repertoire
Default Character Repertoire
excluding character code 5CH
(the BACKSLASH "\" in
ISO-IR 6) and control
characters LF, FF, CR and
ESC.
S M
ERVICE ANUAL
Length of Value
16 bytes
maximum
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