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Search options available in STN databases - FIZ Karlsruhe

Search options available in STN databases - FIZ Karlsruhe

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Types of search<br />

In <strong>databases</strong> with a segmented structure above all (L) proximity differs <strong>in</strong> its use:<br />

Databases with file segmentation<br />

Work Unit AND, OR, NOT<br />

Record (L)<br />

Field (P)<br />

Paragraph (S) full text <strong>databases</strong>, e.g. EPFULL<br />

Sentence (S)<br />

Compound terms (A) = (N),<br />

(W) = ()<br />

Work Unit (Documentation unit)<br />

Record (L)<br />

Field (P)<br />

Field (P)<br />

Record (L)<br />

Sentence (S)<br />

Sentence (S)<br />

AND<br />

OR<br />

NOT<br />

Figure: Proximity operators <strong>in</strong> <strong>databases</strong> with segmented structure<br />

This example shows the use of the (L) operator <strong>in</strong> INPADOCDB:<br />

L5 ANSWER 1 OF 1 INPADOC COPYRIGHT 2006 EPO on <strong>STN</strong><br />

LEVEL 1<br />

AN 20759458 INPADOC<br />

TI DREHPFLUG DER NONSTOP-BAUART.<br />

IN NAUD, BERNHARD, BEAUPREAU, FR<br />

INS NAUD BERNHARD<br />

INA FR<br />

PA NAUD EXPL CHARRUES<br />

PAS NAUD EXPL CHARRUES<br />

PAA FR<br />

DT Patent<br />

PIT DEA1 DOCUMENT LAID OPEN (FIRST PUBLICATION)<br />

PI DE 3522933 A1 19860109<br />

AI DE 1985-3522933 A 19850627<br />

PRAI FR 1984-10577 A 19840629<br />

OSDW 86-014991<br />

LEVEL 2<br />

AN 20759458 INPADOC<br />

TI VOLLDREHPFLUG.<br />

IN NAUD, BERNHARD, BEAUPREAU, FR<br />

INS NAUD BERNHARD<br />

INA FR<br />

PA CHARRUES NAUD, BEAUPREAU, FR<br />

PAS NAUD EXPL CHARRUES<br />

PAA FR<br />

DT Patent<br />

PIT DEC2 PATENT SPECIFICATION (SECOND PUBL.)<br />

PI DE 3522933 C2 19940303<br />

AI DE 1985-3522933 A 19850627<br />

PRAI FR 1984-10577 A 19840629<br />

publication levels:<br />

Volldrehpflug Nonstop<br />

97

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