Personal Health Device Implementation Guide
2.0.0 - STU 2 International flag

Personal Health Device Implementation Guide, published by HL7 International / Devices. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/phd/ and changes regularly. See the Directory of published versions

ValueSet: MDC Time Synchronization Methods

Official URL: http://hl7.org/fhir/uv/phd/ValueSet/MDCTimeSyncMethods Version: 2.0.0
Standards status: Trial-use Active as of 2026-03-31 Maturity Level: 2 Computable Name: MDCTimeSyncMethods

ValueSet for the MDC codes representing time synchronization methods such as NTP, GPS, and others.

References

Logical Definition (CLD)

  • Include these codes as defined in urn:iso:std:iso:11073:10101 version ⏿2024-12-05
    CodeDisplayDefinition
    532224MDC_TIME_SYNC_NONEAn uncalibrated and unsynchronized local clock source
    532225MDC_TIME_SYNC_NTPV3Network Time Protocol Version 3.0 (RFC 1305)
    532226MDC_TIME_SYNC_NTPV4Network Time Protocol Version 4.0 (under dev)
    532227MDC_TIME_SYNC_SNTPV4Simple Network Time Protocol v4 (RFC 2030)
    532228MDC_TIME_SYNC_SNTPV4330Simple Network Time Protocol v4 (RFC 4330)
    532229MDC_TIME_SYNC_BTV1Bluetooth Medical Device Profile
    532230MDC_TIME_SYNC_RADIOAtomic Clock synchronization through RF
    532231MDC_TIME_SYNC_HL7_NCKSynchronized via Health Level 7 NCK (network clock)
    532232MDC_TIME_SYNC_CDMACDMA mobile telecommunications synchronization
    532233MDC_TIME_SYNC_GSMGSM - Network Identity and Time Zone (NITZ)
    532234MDC_TIME_SYNC_EBWWA manually set time, by ‘eyeball and wristwatch’
    532235MDC_TIME_SYNC_USB_SOFSynced to the 1kHz USB "start-of-frame" clock
    532236MDC_TIME_SYNC_OTHERA time sync method that is out of scope for IEEE 11073
    532237MDC_TIME_SYNC_OTHER_MOBILEA time sync method based on other mobile network technology that is not listed above
    532238MDC_TIME_SYNC_GPSA time sync method based on GPS information

 

Expansion

Expansion performed internally based on codesystem MDC Nomenclature v2024-12-05 (CodeSystem)

This value set contains 15 concepts

SystemCodeDisplay (en)DefinitionJSONXML
urn:iso:std:iso:11073:10101  532224MDC_TIME_SYNC_NONE

An uncalibrated and unsynchronized local clock source

urn:iso:std:iso:11073:10101  532225MDC_TIME_SYNC_NTPV3

Network Time Protocol Version 3.0 (RFC 1305)

urn:iso:std:iso:11073:10101  532226MDC_TIME_SYNC_NTPV4

Network Time Protocol Version 4.0 (under dev)

urn:iso:std:iso:11073:10101  532227MDC_TIME_SYNC_SNTPV4

Simple Network Time Protocol v4 (RFC 2030)

urn:iso:std:iso:11073:10101  532228MDC_TIME_SYNC_SNTPV4330

Simple Network Time Protocol v4 (RFC 4330)

urn:iso:std:iso:11073:10101  532229MDC_TIME_SYNC_BTV1

Bluetooth Medical Device Profile

urn:iso:std:iso:11073:10101  532230MDC_TIME_SYNC_RADIO

Atomic Clock synchronization through RF

urn:iso:std:iso:11073:10101  532231MDC_TIME_SYNC_HL7_NCK

Synchronized via Health Level 7 NCK (network clock)

urn:iso:std:iso:11073:10101  532232MDC_TIME_SYNC_CDMA

CDMA mobile telecommunications synchronization

urn:iso:std:iso:11073:10101  532233MDC_TIME_SYNC_GSM

GSM - Network Identity and Time Zone (NITZ)

urn:iso:std:iso:11073:10101  532234MDC_TIME_SYNC_EBWW

A manually set time, by ‘eyeball and wristwatch’

urn:iso:std:iso:11073:10101  532235MDC_TIME_SYNC_USB_SOF

Synced to the 1kHz USB "start-of-frame" clock

urn:iso:std:iso:11073:10101  532236MDC_TIME_SYNC_OTHER

A time sync method that is out of scope for IEEE 11073

urn:iso:std:iso:11073:10101  532237MDC_TIME_SYNC_OTHER_MOBILE

A time sync method based on other mobile network technology that is not listed above

urn:iso:std:iso:11073:10101  532238MDC_TIME_SYNC_GPS

A time sync method based on GPS information

Description of the above table(s).