Superconductivity - Part 22-3: Superconducting strip photon detector - Dark count rate

IEC 61788-22-3:2022 is applicable to the measurement of the dark count rate (DCR, RD) of superconductor strip photon detectors (SSPDs). It specifies terms, definitions, symbols and the measurement method of DCR that depends on the bias current (Ib) and operating temperature (T). NOTE The data of measurement results in Annex A are based on measurements of one institute only. The standard will be updated after the data of a complete round robin test are available.

Supraleitfähigkeit – Teil 22-3: Supraleitender Streifen-Photonendetektor – Dunkelzählrate

Supraconductivité - Partie 22-3: Détecteur de photons à bande supraconductrice - Taux de comptage en obscurité

L'IEC 61788-22-3:2022 s'applique au mesurage du taux de comptage en obscurité (DCR, RD) des détecteurs de photons à bande supraconductrice (SSPD). Elle spécifie les termes, les définitions, les symboles, ainsi que la méthode de mesurage du DCR qui dépend du courant de polarisation (Ib) et de la température de fonctionnement (T). NOTE Les données des résultats de mesure figurant à l’Annexe A sont fondées sur les mesures d'un seul établissement. La norme sera mise à jour lorsque les données d'un essai interlaboratoire complet seront disponibles

Superprevodnost - 22-3. del: Superprevodni tračni fotonski detektor - Brezfotonska pogostost (IEC 61788-22-3:2022)

General Information

Status
Published
Publication Date
29-Sep-2022
Technical Committee
Drafting Committee
Current Stage
6060 - Document made available - Publishing
Start Date
30-Sep-2022
Completion Date
30-Sep-2022

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SLOVENSKI STANDARD
01-december-2022
Superprevodnost - 22-3. del: Superprevodni tračni fotonski detektor -
Brezfotonska pogostost (IEC 61788-22-3:2022)
Superconductivity - Part 22-3: Superconducting strip photon detector - Dark count rate
(IEC 61788-22-3:2022)
Supraleitfähigkeit – Teil 22-3: Supraleitender Streifen-Photonendetektor - Dunkelzählrate
(IEC 61788-22-3:2022)
Supraconductivité - Partie 22-3: Détecteur de photons à bande supraconductrice - Taux
de comptage en obscurité (IEC 61788-22-3:2022)
Ta slovenski standard je istoveten z: EN IEC 61788-22-3:2022
ICS:
17.220.20 Merjenje električnih in Measurement of electrical
magnetnih veličin and magnetic quantities
29.050 Superprevodnost in prevodni Superconductivity and
materiali conducting materials
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD EN IEC 61788-22-3

NORME EUROPÉENNE
EUROPÄISCHE NORM September 2022
ICS 29.050
English Version
Superconductivity - Part 22-3: Superconducting strip photon
detector - Dark count rate
(IEC 61788-22-3:2022)
Supraconductivité - Partie 22-3: Détecteur de photons à Supraleitfähigkeit - Teil 22-3: Supraleitender Streifen-
bande supraconductrice - Taux de comptage en obscurité Photonendetektor - Dunkelzählrate
(IEC 61788-22-3:2022) (IEC 61788-22-3:2022)
This European Standard was approved by CENELEC on 2022-09-23. CENELEC members are bound to comply with the CEN/CENELEC
Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration.
Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC
Management Centre or to any CENELEC member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation
under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the
same status as the official versions.
CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the
Netherlands, Norway, Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland,
Türkiye and the United Kingdom.

European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2022 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members.
Ref. No. EN IEC 61788-22-3:2022 E

European foreword
The text of document 90/489/FDIS, future edition 1 of IEC 61788-22-3, prepared by IEC/TC 90
"Superconductivity" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as
The following dates are fixed:
• latest date by which the document has to be implemented at national (dop) 2023-06-23
level by publication of an identical national standard or by endorsement
• latest date by which the national standards conflicting with the (dow) 2025-09-23
document have to be withdrawn
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights.
Any feedback and questions on this document should be directed to the users’ national committee. A
complete listing of these bodies can be found on the CENELEC website.
Endorsement notice
The text of the International Standard IEC 61788-22-3:2022 was approved by CENELEC as a
European Standard without any modification.
In the official version, for Bibliography, the following notes have to be added for the standards
indicated:
IEC 61788-22-1 NOTE Harmonized as EN 61788-22-1
ISO/TS 80004-2:2015 NOTE Harmonized as CEN ISO/TS 80004-2:2017 (not modified)

IEC 61788-22-3 ®
Edition 1.0 2022-08
INTERNATIONAL
STANDARD
NORME
INTERNATIONALE
colour
inside
Superconductivity –
Part 22-3: Superconducting strip photon detector – Dark count rate

Supraconductivité –
Partie 22-3: Détecteur de photons à bande supraconductrice – Taux de

comptage en obscurité
INTERNATIONAL
ELECTROTECHNICAL
COMMISSION
COMMISSION
ELECTROTECHNIQUE
INTERNATIONALE
ICS 29.050 ISBN 978-2-8322-4070-0

– 2 – IEC 61788-22-3:2022 © IEC 2022
CONTENTS
FOREWORD . 4
INTRODUCTION . 6
1 Scope . 8
2 Normative references . 8
3 Terms, definitions and abbreviated terms . 8
3.1 Terms and definitions . 8
3.2 Abbreviated terms . 10
4 Principle of the measurement method . 10
5 Apparatus . 11
5.1 Detector packaging . 11
5.2 Cryogenic system . 11
5.3 Measurement system . 13
6 Measurement procedure . 14
6.1 Measurement of temperature . 14
6.2 Measurement of switching current . 14
6.3 Measurement of R . 15
D
7 Standard uncertainty . 16
7.1 Type A uncertainty . 16
7.2 Type B uncertainty . 16
7.3 Uncertainty budget table . 17
7.4 Uncertainty requirement . 18
8 Test report . 18
8.1 Identification of device under test (DUT) . 18
8.2 Measurement conditions and results . 18
8.3 Miscellaneous optional report . 19
Annex A (informative) Results of the round robin test. 20
A.1 DUT packages . 20
A.2 Measurement conditions . 20
A.3 Measurement results . 21
Bibliography . 25

Figure 1 – Example of one dark count pulse in the pulse train in inset . 9
Figure 2 – Schematic curve of R as a function of normalized bias current . 11
D
Figure 3 – Schematic diagram of a typical DCR measurement system . 12
Figure 4 – Equivalent circuit of the DCR measurement . 13
Figure 5 – Typical current-voltage (I-U) curve of an SSPD . 15
Figure A.1 – Photograph of the DUT with an SSPD and a temperature sensor . 20
Figure A.2 – I-U curve and R curves . 22
D
Table 1 – Uncertainty budget table for R . 18
D
Table A.1 – Test data of DUT . 22
Table A.2 – Temperature sensitivity and bias current sensitivity above a normalized
bias current of 0,9 . 23

IEC 61788-22-3:2022 © IEC 2022 – 3 –
Table A.3 – u and u above a normalized bias current of 0,9 . 23
A B
Table A.4 – Budget table for R at a bias point of 5,25 µA (I /I = 0,955) . 23
D b sw
Table A.5 – DCR values measured at a bias point of 5,25 µA (I /I = 0,955) . 24
b sw
Table A.6 – Temperature measurement . 24

– 4 – IEC 61788-22-3:2022 © IEC 2022
INTERNATIONAL ELECTROTECHNICAL COMMISSION
____________
SUPERCONDUCTIVITY –
Part 22-3: Superconducting strip photon detector – Dark count rate

FOREWORD
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rights. IEC shall not be held responsible for identifying any or all such patent rights.
IEC 61788-22-3 has been prepared by IEC technical committee 90: Superconductivity. It is an
International Standard.
The text of this International Standard is based on the following documents:
Draft Report on voting
90/489/FDIS 90/49
...

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