This page is being moved to a new, faster, and mobile-friendly application! Access the enhanced and centralized experience now on MyWorkspace.
ITU's 160 anniversary

Connecting the world and beyond

  •  

ITU-T work programme

[2025-2028] : [SG12] : [Q5/12]

[Declared patent(s)]  - [Associated work]

Work item: PSTR.TBT4
Subject/title: Technical background for the Type 4 ear simulator family
Status: Under study 
Approval process: Agreement
Type of work item: Technical report
Version: New
Equivalent number: -
Timing: 2027 (Medium priority)
Liaison: 3GPP SA4, ETSI TC STQ, IEEE CEA, IEC TC29
Supporting members: Hottinger Brüel & Kjær, HEAD acoustics GmbH, Amazon.com Services LLC
Summary: This technical report will hold information relating to the Type 4 Ear Simulator Family. The report will include a description of the measurement procedure used for determining the transfer impedance, documentation of the average human adult ear canal geometry and the validation results made on a reference setup. Most of the information is already available in various contributions and temporary documents that were made prior to the adoption of the Type 4 Ear Simulator Family in P.57 and P.58.
Comment: -
Reference(s):
  Historic references:
-
Contact(s):
ITU-T A.5 justification(s):
Generate A.5 drat TD
-
[Submit new A.5 justification ]
See guidelines for creating & submitting ITU-T A.5 justifications
First registration in the WP: 2025-09-18 14:24:37
Last update: 2025-09-18 14:28:29