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MP1 (formally MPEG-1 Audio Layer I or MPEG-2 Audio Layer I) is a lossy audio codec and one of three audio formats included in the MPEG-1 standard. For files only containing MP1 audio, the file extension .mp1 is used.
Standards, Specification & Overview
Explore the main themes, entities and connections around MPEG-1 Audio Layer I. Start with the topic map, then use the sections below for research and deeper semantic analysis.
Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.
High-confidence facts extracted from structured source data. Use them as anchors for further research.
Browse the full topic structure. Each item opens a new analysis centered on that subject.
Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.
See the strongest relationship patterns around the current topic before diving into the raw triples.
Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.
audio mpeg-1 layer pasc mp1 codec version supported iso iec standard format extension 11172-3 coding khz 32 used ii compression
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| MPEG-1 Audio Layer I | Contained by | MPEG-ES | 1.00 | infobox |
| MPEG-1 Audio Layer I | Filename extension | .mw-parser-output .monospaced{font-family:monospace,monospace} .mp1 | 1.00 | infobox |
| MPEG-1 Audio Layer I | Free format? | Expired patents | 1.00 | infobox |
| MPEG-1 Audio Layer I | Initial release | December 6, 1991; 34 years ago (1991-12-06) | 1.00 | infobox |
| MPEG-1 Audio Layer I | Internet media type | audio/mpeg, audio/MPA | 1.00 | infobox |
| MPEG-1 Audio Layer I | Latest release | ISO/IEC 13818-3:1998 April 1998; 28 years ago (1998-04) | 1.00 | infobox |
| MPEG-1 Audio Layer I | Open format? | Yes | 1.00 | infobox |
| MPEG-1 Audio Layer I | Standard | ISO/IEC 11172-3, ISO/IEC 13818-3 | 1.00 | infobox |
| MPEG-1 Audio Layer I | Type of format | Lossy audio | 1.00 | infobox |
| MPEG-1 Audio Layer I | Website | http://mpeg.chiariglione.org/standards/mpeg-1/audio | 1.00 | infobox |
| MPEG-1 Audio Layer I | related to Specification | MPEG-1 Audio Layer | 0.60 | section |
| MPEG-1 Audio Layer I | related to Specification | ISO/IEC | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.