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QR code

A QR code, short for quick-response code, is a type of two-dimensional matrix barcode invented in 1994 by Masahiro Hara of the Japanese company Denso Wave for labelling automobile parts. It features white and black squares within a square grid featuring fiducial markers on the corners, readable by imaging devices like cameras, and processed using…

Standards, History, Applications & Art

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Overview

History

Adoption

Standards

Uses

Design

Variants

License

Risks

Other 2-D barcodes

Bibliography

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Map overview Semantic statistics

QR code

Nodes160
Edges159
Triples264
Avg. degree1.99
Density0.0125
Components1

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QR code

Top relations

related to Standards · 24
QR code → AIM, Association, August, Automatic, Automatic Identification, Bar, Defines, Defines QR, Does, February, Information, InternationalJanuary, ISO/IEC, It, JIS, May, Micro QR Code, Mobility, October, QR
related to License · 15
QR code → Denso Wave, French, German, In, In Japan, ISO/IEC, JIS, March, Non-standardized, QR, The, The European Patent Office, To, UK, US
related to QR code payment · 15
QR code → As, China, Czech Banking Association, Czech Republic, EPC QR, European Payment Council, Eurozone, In, In November, India QR, QR, SCT, Short Payment Descriptor, Since Alipay, There
related to Withdrawn · 12
QR code → Automatic, Bar, BS ISO/IEC, BSI, Geneva, Information, ISBN, ISO/IEC, London, May, OCLC, Retrieved
related to COVID-19 pandemic · 11
QR code → After, COVID-19, In Australia, Local, New Zealand, QR, Restaurants, Singapore, Taiwan, This, United Kingdom
related to Funerary use · 11
QR code → In, Ishinokoe, IT DeSign, Japan, Jewish Cemetery, La Paz, Other, QR, Uruguay, Wisconsin-based Interactive Headstones, Yamanashi Prefecture
related to Mobile ticket · 11
QR code → In, In Latvia, Internet, Its, J1 League, Japan, Nippon Professional Baseball, QR, Riga, Rīgas Satiksme, There
related to Risks · 11
QR code → GPS, In, Internet, JavaScript, On, QR, The, These URLs, They, This, URL
related to Virtual stores · 10
QR code → Argentina, Gamble, Procter, QR, South Korea, The, This, Virtual Store, Walmart, Woolworths
related to Error correction · 9
QR code → BCH, GF, However, It, QR, Reed, Solomon, The, The Reed

Important terminology Word statistics

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Important terminology

qr code codes information data used error correction version symbol bytes also use iso iec message encoding level image users

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
QR codeis aolder version of the specification0.90text
QR codeis asmaller version of the QR code standard for applications where symbol size is limited0.90text
product trackinginstance ofthe QR labeling system was applied beyond the automobile industry because of faster reading of the optical image and greater data-storage capacity in applications0.80text
item identificationinstance ofthe QR labeling system was applied beyond the automobile industry because of faster reading of the optical image and greater data-storage capacity in applications0.80text
time trackinginstance ofthe QR labeling system was applied beyond the automobile industry because of faster reading of the optical image and greater data-storage capacity in applications0.80text
document managementinstance ofthe QR labeling system was applied beyond the automobile industry because of faster reading of the optical image and greater data-storage capacity in applications0.80text
and general marketinginstance ofthe QR labeling system was applied beyond the automobile industry because of faster reading of the optical image and greater data-storage capacity in applications0.80text
addressinstance ofor storing a company's information0.80text
related information alongside its alpha-numeric text data as can be seen in telephone directory yellow pagesinstance ofor storing a company's information0.80text
the Monetary Authority of Singaporeinstance ofSingapore created a task force including government agencies0.80text
Infocomm Media Development Authority to spearhead a system for e-payments using standardized QR code specificationsinstance ofSingapore created a task force including government agencies0.80text
a smartphoneinstance ofGoogle deployed such a login scheme in 2012.Mobile ticketThere is a system whereby a QR code can be displayed on a device0.80text

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