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The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...
The venue code (left) and digital sentry (right) used in Shanghai, China. The check-in code or the venue code ( Chinese: 场所 码, Chǎngsuǒgmǎ) is a QR code to record check-in locations for contact tracing and epidemiologic investigations. It was widely used in Australia and China during the COVID-19 pandemic in 2020–2022.
NHS Test and Trace was a government-funded service in England, established in 2020 to track and help prevent the spread of COVID-19. The programme is part of the UK Health Security Agency; the service and the agency are headed by Jenny Harries . The service was the responsibility of the Secretary of State for Health and Social Care and the ...
Health Code ( Chinese: 健康 码, Jiànkāngmǎ) is [needs update] a type of application used during COVID-19 [1] in mainland China. It was used as an e-passport that reports if the user has been in an area with current cases of infection. An applicant provides information such as travel history, residence, and medical records.
Example proposal for a location-based COVID-19 contact tracing app: Contacts of individual A (and all individuals using the app) are traced using GPS co-localizations with other app users, supplemented by scanning QR codes displayed on high-traffic public amenities where GPS is too coarse. Individual A requests a SARS-COV-2 test (using the app ...
EUDCC QR code displayed on a smartphone Sample EU Digital COVID Certificate issued by the Czech Republic. The EU Digital COVID Certificate (EUDCC), best known in Italy as the Green Pass and in France as the Sanitary Pass or Health Pass (passe sanitaire), was a digital certificate that a person has been vaccinated against COVID-19, tested for infection with SARS-CoV-2, or recovered from COVID ...
The development of COVID-19 tests was a major public health priority during the early months of the COVID-19 pandemic. In January 2020, scientists from China published the first genetic sequences of SARS-CoV-2 via virological.org, [ 3] a "hub for prepublication data designed to assist with public health activities and research". [ 4]
The Zoe Health Study, formerly the COVID Symptom Study, is a health research project of British company Zoe Limited (formerly Zoe Global limited) which uses a mobile app that runs on Android and iOS. The app was created in 2020 in response to the COVID-19 pandemic , in a collaboration between Zoe, King's College London , Guy's and St Thomas ...