مستوى تصحيح الأخطاء

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يُعرف أيضًا بـ: EC level ECC level

One of four levels determining how much damage a QR code can sustain: L (7% recovery), M (15%), Q (25%), H (30%). Higher levels use more codewords for parity, reducing data capacity but increasing resilience to physical damage, dirt, and partial obstruction.

مصطلحات ذات صلة

تشريح QR Code: شرح كل مكوّن

QR Code Fundamentals

…are encoded near the finder patterns. This encodes the error correction level (L/M/Q/H) and the mask pattern used. BCH error correction…

إصدارات QR Code 1-40: الحجم والسعة والاختيار

QR Code Fundamentals

…by Version Capacity varies by version, encoding mode , and error correction level . Here are some practical examples at EC Level M: Version…

أوضاع الترميز: رقمي، حرفي رقمي، بايت، كانجي، و ECI

QR Code Fundamentals

…Capacity : Up to 7,089 characters at Version 40, EC Level L. Alphanumeric Mode (0010) Encodes 45 characters: digits…

مستويات تصحيح الأخطاء L, M, Q, H: كيفية الاختيار

QR Code Fundamentals

…— but the less space remains for your actual data. At EC Level L, roughly 7% of codewords are correctable. At Level H,…

كيف يعمل مسح QR Code: من الكاميرا إلى البيانات

QR Code Fundamentals

…The scanner reads the format information to determine the error correction level and mask pattern . For versions 7+, the version…

سعة بيانات QR Code: الحد الأقصى للأحرف حسب الإصدار والوضع

QR Code Fundamentals

…QR code capacity helps you choose the right version and error correction level for your data. Capacity varies significantly based on…

QR Code مقابل الباركود: لماذا فاز 2D

QR Code Fundamentals

…numeric characters or 2,953 bytes at maximum version and EC level . Scanning Flexibility Barcodes must be scanned in a…

تصحيح أخطاء Reed-Solomon في QR Codes

QR Code Fundamentals

…Corrects the erroneous codewords Practical Implications EC Level EC Codewords (%) Correctable Codewords (%) L ~20% ~7% M…