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PCE
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DIFF Subgroup
H04L 65/403

Arrangements for multi-party communication, e.g. for conferences (data switching systems for conference H04L12/18; arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities H04M3/56; television conferencing systems H04N7/15)

Introduced: January 2022

Title

Titles differ between systems:

IPC: Arrangements for multi-party communication, e.g. for conferences

CPC: Arrangements for multi-party communication, e.g. for conferences (data switching systems for conference H04L12/18; arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities H04M3/56; television conferencing systems H04N7/15)

Full Title

Full titles differ between systems:

IPC:

Network arrangements, protocols or services for supporting real-time applications in data packet communication > Support for services or applications > Arrangements for multi-party communication, e.g. for conferences

CPC:

Network arrangements, protocols or services for supporting real-time applications in data packet communication (real-time or near real-time messaging, e.g. instant messaging [IM] H04L51/04; selective video distribution H04N21/00) > Support for services or applications > Arrangements for multi-party communication, e.g. for conferences (data switching systems for conference H04L12/18; arrangements for connecting several subscribers to a common circuit, i.e. affording conference facilities H04M3/56; television conferencing systems H04N7/15)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2022.

Child Classifications

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  • H04L 65/4038 with floor control since 2022 IPC+CPC Available in IPC and CPC
  • H04L 65/4046 CPC only CPC only
  • H04L 65/4053 without floor control since 2022 IPC+CPC Available in IPC and CPC