BS EN 62341-1-2-2009 Organic light emitting diode displays - Terminology and letter symbols《有机发光二极管显示器 术语与文字符号》.pdf

1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationOrganic light emitting diode displays Part 1-2: Terminology and letter symbolsBS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontr

2、olled Copy, (c) BSINational forewordThis British Standard is the UK implementation of EN 62341-1-2:2009. It isidentical to IEC 62341-1-2:2007.The UK participation in its preparation was entrusted to Technical CommitteeEPL/47, Semiconductors.A list of organizations represented on this committee can b

3、e obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions of acontract. Users are responsible for its correct application. BSI 2010 ISBN 978 0 580 53569 7 ICS 01.040.31; 31.260Compliance with a British Standard cannot confer immunity from legal o

4、bligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 28 February 2010Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:

5、54, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD EN 62341-1-2 NORME EUROPENNE EUROPISCHE NORM December 2009 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: Avenue Marn

6、ix 17, B - 1000 Brussels 2009 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 62341-1-2:2009 E ICS 31.260 English version Organic light emitting diode displays - Part 1-2: Terminology and letter symbols (IEC 62341-1-2:2007) Affich

7、eurs diodes lectroluminescentes organiques - Partie 1-2: Terminologie et symboles littraux (CEI 62341-1-2:2007) Anzeigen mit organischen Leuchtdioden - Teil 1-2: Begriffe und Buchstabensymbole(IEC 62341-1-2:2007) This European Standard was approved by CENELEC on 2009-12-01. CENELEC members are bound

8、 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

9、tral Secretariat 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 Central Secretariat has the same s

10、tatus as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway,

11、 Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy, (c) BSIEN 62341-1-2:2009 - 2 - Foreword The text of document 110/125/FDIS, future edition

12、 1 of IEC 62341-1-2, prepared by IEC TC 110, Flat panel display devices, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 62341-1-2 on 2009-12-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an

13、identical national standard or by endorsement (dop) 2010-09-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2012-12-01 _ Endorsement notice The text of the International Standard IEC 62341-1-2:2007 was approved by CENELEC as a European Standard witho

14、ut any modification. In the official version, for Bibliography, the following note has to be added for the standard indicated: IEC 60027 NOTE Harmonized in EN 60027 series (not modified). _ BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy

15、, (c) BSI 2 62341-1-2 IEC:2007 CONTENTS 1 Scope.5 2 Terms and definitions .5 2.1 Classification of terms .5 2.2 Fundamental terms5 2.3 Terms related to physical properties8 2.4 Terms related to constructive elements .11 2.5 Terms related to performances and specifications .15 2.6 Terms related to pr

16、oduction process23 3 Letter symbols (Quantity symbols / Unit symbols).24 3.1 Classification.24 3.2 Letter symbols.24 Annex A (normative) Supplement of term.26 Bibliography28 Figure A.1 Pixel Pitch 26 Figure A.2 Viewing Direction27 Table 1 Fundamental symbols .24 Table 2 Symbols related to physical p

17、roperties 25 Table 3 Symbol related to constructive elements .25 Table 4 Symbols related to performances and specifications .25 BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy, (c) BSI62341-1-2 IEC:2007 5 ORGANIC LIGHT EMITTING DIODE DIS

18、PLAYS Part 1-2: Terminology and letter symbols 1 Scope This part of IEC 62341 gives preferred terms, their definitions and symbols for organic light emitting diode (OLED) displays; with the object of using the same terminology when publications are prepared in different countries. 2 Terms and defini

19、tions For purposes of this document, the following terms and definitions apply. 2.1 Classification of terms Terms for organic light emitting diode (OLED) displays are classified as follows. a) Fundamental terms b) Terms related to physical properties c) Terms related to constructive elements d) Term

20、s related to performances and specifications e) Terms related to production process 2.2 Fundamental terms 2.2.1 active matrix (addressed) driving matrix driving method in which each pixel or subpixel has at least one active switching (e.g. diode or transistor) and storage element 2.2.2 addressing me

21、thod method of selecting each pixel or subpixel for activation 2.2.3 alphanumeric display display that is able to show a limited set of characters comprising at least letters and Arabic numerals 2.2.4 area-colour display display in which the display panel is partitioned into several parts, each one

22、shows a colour different from each other 2.2.5 bottom emission device structure, in which almost all light emitted passes through a substrate on which organic electroluminescent layers are made BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled

23、Copy, (c) BSI 6 62341-1-2 IEC:2007 2.2.6 bottom emission display display using bottom emission structure 2.2.7 constant-current driving driving method where a constant current is applied to each pixel or subpixel 2.2.8 constant-voltage driving driving method where a constant voltage is applied to ea

24、ch pixel or subpixel 2.2.9 display with a bright background display showing dark images on a bright background 2.2.10 display with a dark background display showing bright images on a dark background 2.2.11 doping method method of adding a small quantity of different material to host material NOTE T

25、his method is used in order to improve device characteristics or to change the emission spectrum. 2.2.12 driving method specific method for activating each pixel or subpixel 2.2.13 dual emission display display in which light is emitted from both sides (top and bottom) of a substrate on which organi

26、c electroluminescent layers are made 2.2.14 emissive display display with pixels or subpixels that emit light 2.2.15 flexible display display that is mechanically flexible 2.2.16 full-colour display display capable of showing at least 3 primary colours, the colour gamut of which includes a white are

27、a (e.g. containing D50, D65, D75) and having at least 64 grey scale per primary 2.2.17 matrix display display consisting of regularly arranged pixels and/or subpixels, e.g. arranged in rows and columns 2.2.18 molecular organic light emitting diode display organic light emitting diode display compose

28、d of organic (small) molecules BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy, (c) BSI62341-1-2 IEC:2007 7 2.2.19 monochrome display display capable of reproducing only one colour 2.2.20 multi-colour display display other than monochrom

29、e display and full-colour display 2.2.21 multiplex driving driving method of time-share driving in which one common electrode is addressed to more than two pixels or subpixels 2.2.22 organic electroluminescence OEL emission from organic materials by recombination of negatively and positively charged

30、 carriers when forward electric bias is applied 2.2.23 organic electroluminescent display OEL display display showing visual information using organic electroluminescence 2.2.24 organic light emitting diode OLED light emitting diode in which light is emitted from organic materials 2.2.25 organic lig

31、ht emitting diode display OLED display display incorporating organic light emitting diodes 2.2.26 organic light emitting diode display module organic light emitting diode display panel, its driving electronics and optical films if used in the device design 2.2.27 organic light emitting diode (displa

32、y) panel display panel of an organic light emitting diode display without external drivers 2.2.28 passive matrix addressing matrix driving method in which each pixel or subpixel is addressed directly by applied signals on the addressing and data lines 2.2.29 polymer organic light emitting diode ligh

33、t emitting diode in which light is emitted from polymeric materials NOTE The term “polymer light emitting diode” is sometimes used. 2.2.30 segment display display with symbols built-up by fixed patterns and segments BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/201

34、0 03:54, Uncontrolled Copy, (c) BSI 8 62341-1-2 IEC:2007 2.2.31 standard atmospheric condition standard conditions of atmosphere for tests and measurements NOTE Generic term of “standard reference atmosphere“, “standard atmospheres for referee“ and “standard atmospheric conditions for measurements a

35、nd tests“. 2.2.32 standard light source light source that approximates a defined illuminant, such as CIE illuminant A and D65 2.2.33 standard reference atmosphere reference atmospheric conditions used for standardizing the data measured under different atmospheric conditions 2.2.34 standard test con

36、dition all of conditions of the environment for tests and measurements 2.2.35 static driving method of driving in which all pixels are activated simultaneously and constantly 2.2.36 top emission device structure, in which almost all light emitted (toward) outside from a (top) side, where OLED device

37、 is formed on, of a substrate 2.2.37 top emission display display using top emission structure 2.2.38 transparent display display in which the display area is visibly transparent 2.2.39 zone-colour display NOTE See area-colour display. 2.3 Terms related to physical properties 2.3.1 charge carrier de

38、nsity density of mobile electrons and/or holes in a material NOTE Expressed in cm-3. 2.3.2 crystallization temperature temperature at which material changes into crystalline state when it is cooled from liquid state, molten state or solution form NOTE In case of amorphous material, the temperature a

39、t which material changes into partly or wholly crystalline state. 2.3.3 electroluminescence spectrum spectral distribution of the light emitted by the process of electroluminescence BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy, (c) BS

40、I62341-1-2 IEC:2007 9 2.3.4 electron affinity energy between the vacuum level and the bottom of the conduction band NOTE Expressed in eV. 2.3.5 energy level discrete energy state of the atom or the molecule or the exciton 2.3.6 external quantum efficiency ratio of the number of the photons emitted f

41、rom an organic light emitting diode divided by the number of the injected electrons or holes NOTE An external quantum efficiency is indicated as a product of an internal quantum efficiency and an external light out-coupling efficiency. 2.3.7 fluorescence yield (efficiency) ratio of the number of flu

42、orescent photons divided by the number of photons absorbed into the material 2.3.8 fluorescence emission of light from an excited singlet state of materials 2.3.9 glass transition temperature temperature at which an amorphous material freezes when cooled rapidly to become a solidified supercooled li

43、quid NOTE This temperature depends on the cooling rate and is characterized by a change in the expansion coefficient. 2.3.10 highest occupied molecular orbitals HOMO highest molecular orbitals occupied by electrons 2.3.11 injection barrier energy barrier of the carrier injection at the interface of

44、organic layer and organic layer or at the interface of organic layer and electrode 2.3.12 internal quantum efficiency ratio of the number of the photons produced from the electric charges injected from the electrode divided by the number of the injected electrons or holes NOTE An internal quantum ef

45、ficiency is indicated as a product of a recombination probability of electrons and holes, an efficiency of exciton generation through carrier recombination and an efficiency of photon generation from exciton. 2.3.13 ionization potential minimum energy required to remove an electron from a specified

46、atom or molecule to such a distance that there is no electrostatic interaction between ion and electron NOTE Expressed in eV. BS EN 62341-1-2:2009Licensed Copy: Wang Bin, ISO/EXCHANGE CHINA STANDARDS, 17/06/2010 03:54, Uncontrolled Copy, (c) BSI 10 62341-1-2 IEC:2007 2.3.14 lowest unoccupied molecul

47、ar orbitals LUMO lowest molecular orbitals unoccupied by electrons 2.3.15 material purity amount of the desired substance within a material product NOTE Expressed in wt%. 2.3.16 melting point temperature at which the solid state material maintains equilibrium between liquid state and solid state at

48、a certain pressure NOTE Usually at 1013 hPa. 2.3.17 mobility proportionality factor between electron (or hole) drift velocity and electric field NOTE Expressed in cm2V-1s-1. 2.3.18 optical axis distinguished direction in optically anisotropic materials and elements, e.g. polarizers, wave plates and

49、retarders 2.3.19 phosphorescence yield (efficiency) ratio of the number of phosphorescent photons divided by the number of photons absorbed into the material 2.3.20 phosphorescence emission of light from an excited triplet state of materials 2.3.21 photoluminescence spectrum spectral distribution of the light emitted from materials excited by light of wavelengths shorter than that of the photoluminescent emission 2.3.22 polarization axis direction of electrical field vector of polarize