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Synchronous Digital Hierarchy

standardized protocol that transfers multiple digital bit streams synchronously over optical fiber
Thing technology Q51817
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Synchronous Digital Hierarchy

Summary

Synchronous Digital Hierarchy is a technology[1]. It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Synchronous Digital Hierarchy's instance of is recorded as technology[3].
  • Synchronous Digital Hierarchy's instance of is recorded as computer network protocol[4].
  • Synchronous Digital Hierarchy is a type of multiplexing[5].
  • Synchronous Digital Hierarchy's industry is recorded as telecommunications[6].
  • Synchronous Digital Hierarchy's uses is recorded as Network Service Access Point address[7].

Body

Definition and Type

Recorded instance of include technology[3] and computer network protocol[4]. Synchronous Digital Hierarchy is a type of multiplexing[5].

Why It Matters

Synchronous Digital Hierarchy has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[2] It is known by 8 alternative names across languages and contexts.[8]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [8] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Synchronous Digital Hierarchy. Retrieved May 3, 2026, from https://4ort.xyz/entity/synchronous-digital-hierarchy
MLA “Synchronous Digital Hierarchy.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/synchronous-digital-hierarchy.
BibTeX @misc{4ortxyz_synchronous-digital-hierarchy_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Synchronous Digital Hierarchy}}, year = {2026}, url = {https://4ort.xyz/entity/synchronous-digital-hierarchy}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Synchronous Digital Hierarchy — https://4ort.xyz/entity/synchronous-digital-hierarchy (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/synchronous-digital-hierarchy · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 5w ago · Yirba · 2026-06-20 view diff on Wikidata ↗
    P14541 → 116159
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/37444|batch #37444]]: Encyclopedia of China (Third Edition) ID (2026) ([[Property:P14541]]) 2"
  2. 6w ago · HelloImSteven · 2026-06-10 view diff on Wikidata ↗
    Subclass of → multiplexing
    Uses → Network Service Access Point address
    Instance of → —
    Aliases → —
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:1||1 */ [[Property:P12946]]: SDH, import FOLDOC ID ([[:toollabs:editgroups/b/wikibase-cli/36ecd009bcfe7/|details]])"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.