Информация о формате

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Также известен как: format info format string

A 15-bit data field encoding the error correction level (2 bits) and mask pattern (3 bits), protected by a BCH(15,5) error-correcting code. Stored twice near the finder patterns for redundancy.

Связанные термины

Анатомия QR Code: Объяснение каждого компонента

QR Code Fundamentals

…the code is scanned on curved surfaces or at an angle. Format Information Two copies of a 15-bit format string are encoded near the…

Как работает сканирование QR Code: От камеры к данным

QR Code Fundamentals

…Step 5: Format and Version Reading The scanner reads the format information to determine the error correction level and mask pattern .…

Паттерны масок: Скрытая оптимизация в каждом QR Code

QR Code Fundamentals

…lowest total penalty score is selected and recorded in the format information . Impact on Scannability While all eight masks produce…

Коды BCH и Golay в информации о формате и версии

Error Correction & Data Integrity

…error-correcting codes for their metadata: BCH codes for format information and Golay-like codes for version information. Format…

Какой уровень повреждений может выдержать QR Code?

Error Correction & Data Integrity

…: Missing corners or edges can destroy finder patterns or format information, which may make the code undetectable regardless of EC…

Как сканеры обрабатывают ошибки: Разбор алгоритма декодирования

Error Correction & Data Integrity

…detection. Stage 3: Version and Format The decoder reads format information to determine the EC level and mask pattern. For versions…

Алгоритм кодирования QR Code: Пошаговая реализация

QR Code Development

…patterns Place alignment patterns (version 2+) Reserve format information areas Place data bits in the two-column zig-zag pattern…