Patent ID: 11900962
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A method for hangover addition for discontinuous transmission (DTX) in speech or audio coding, the method comprising:
determining a primary decision based on signal activity;
determining a final decision based on whether a hangover addition of the primary decision is performed;
determining a short term activity measure based on past primary decisions;
determining a long tem′ activity measure based on past final decisions or past primary decisions; and
adjusting the hangover addition based on the short term activity measure and the long term activity measure, wherein a first number of hangover frames is added if the short term activity measure exceeds a first threshold and a second number of hangover frames is added if the long term activity measure exceeds a second threshold.