Standard method for enzymatic determination of lactose in milk using differential pH measurement 1. Principle of the Differential pH Method for Lactose Determination ISO 26462:2010 (jointly published with IDF 214:2010) specifies an enzymatic method for determining the lactose content of…

Flame Atomic Absorption and ICP Spectrometric Method for Trace Heavy Metal Analysis in Cemented Carbides ISO 26482:2010 specifies a robust analytical method for determining trace levels of lead (Pb) and cadmium (Cd) in hardmetals (cemented carbides). These heavy metals are…

Material Classification, Property Requirements and Test Methods for Hybrid Ceramic Bearing Components ISO 26602:2017 establishes the material classification, physical and mechanical property requirements, and test methods for silicon nitride (Si₃N₄) materials used in rolling bearing balls and rollers. As a…

Secure Request-Response Protocol Using TLS and KLV Encoding for Digital Cinema Exhibition Networks Introduction to Auditorium Security Messages ISO 26430-6, adopted from SMPTE 430-6, defines the Auditorium Security Message (ASM) specification for secure intra-theater communications between D-Cinema devices. The standard…

Efficient Packaging of Multiple Key Delivery Messages in a Single Compressed Archive Introduction to the Key Delivery Bundle ISO 26430-9, adopted from SMPTE 430-9, specifies the Key Delivery Message bundle (KDMb) format for D-Cinema content distribution. The KDMb is a…

Achieving Consistent Image Quality Across Digital Cinema Theaters Through Standardized Light Measurement Introduction to D-Cinema Screen Luminance and Quality ISO 26431-1, adopted from SMPTE 431-1, specifies the absolute luminance level, white point chromaticity, and luminance uniformity of reflected screen light…

Standardizing the Subwoofer Channel for Consistent Bass Response Across Digital Cinema Theaters Introduction to D-Cinema LFE Channel Standardization ISO 26432-2, adopted from SMPTE EG 432-2, specifies the low frequency effects (LFE) channel audio characteristics for digital cinema playback. The LFE…

Technical deep dive into D-Cinema Asset Map and Volume Index mapping UUIDs to file paths, chunk-based segmentation, multi-volume support, and Map Profiles 1. Asset Map Architecture and DCP Volume Model ISO 26429-9 (SMPTE 429-9) specifies the Asset Map and Volume…

Technical deep dive into the D-Cinema Key Delivery Message RSA-encrypted content key delivery, CPL-key binding, Trusted Device Lists, and forensic marking control 1. KDM Architecture and Security Model ISO 26430-1 (SMPTE 430-1) defines the Key Delivery Message (KDM) for Digital…

Technical deep dive into D-Cinema X.509v3 digital certificates — constrained certificate format, naming conventions, role encoding, certificate chain validation, and PKI trust model 1. D-Cinema Certificate Architecture ISO 26430-2 (SMPTE 430-2) specifies the Digital Certificate format and processing rules for…

Understanding the XML Security Wrapper That Protects Digital Cinema Content Distribution Introduction to the Generic Extra-Theater Message (ETM) ISO 26430-3, adopted from SMPTE 430-3, defines the Generic Extra-Theater Message (ETM) format for digital cinema security communications. The ETM is a…

Deep dive into D-Cinema MXF encryption standard — AES-128 CBC, Encrypted Triplets, and Cryptographic Framework architecture 1. Technical Overview of MXF Essence Encryption ISO 26429-6 (SMPTE 429-6) defines the encryption of essence essence information contained in D-Cinema Track Files using…

Technical deep dive into the D-Cinema Composition Playlist (CPL) XML structure, reel organization, content markers, and digital signing 1. Composition Playlist Fundamentals ISO 26429-7 (SMPTE 429-7) specifies the Composition Playlist (CPL) structure, a self-contained XML representation of a single complete…

Technical deep dive into the D-Cinema Packing List (PKL) XML manifest format, asset enumeration, integrity verification via SHA-1, and digital signing 1. Packing List Overview and Distribution Package Model ISO 26429-8 (SMPTE 429-8) specifies the Packing List (PKL) data format…

SDI container format, timing parameters, and synchronization for DCDM Level 3 image transmission 1. SDI Container Architecture for DCDM Level 3 ISO 26428-9 defines the formatting and constraints of DCDM Level 3 image pixel structure for transmission over 1.485 Gb/s…

Single-MXF stereoscopic 3D content packaging with frame-interleaved left/right structure for digital cinema 1. Stereoscopic MXF Track File Architecture ISO 26429-10 defines the format for stereoscopic (3D) picture content wrapping within a single MXF file for digital cinema distribution. This standard…

MXF OP-ATOM track file specification for single-essence D-Cinema sound and picture distribution 1. MXF Track File Specification for D-Cinema ISO 26429-3 specifies the common features of Sound and Picture Track Files for digital cinema distribution using the MXF (Material Exchange…