Benndorf, ConradConradBenndorfLutzky, ManfredManfredLutzkyRavelli, EmmanuelEmmanuelRavelliTomasek, AdrianAdrianTomasek2022-03-082022-03-082019https://publica.fraunhofer.de/handle/publica/312466There are provided methods and apparatus for encoding/decoding audio signal information. The encoder may determine if a signal frame is useful for long term post filtering (LTPF) and/or packet lost concealment (PLC) and may encode information in accordance to the results of the determination. The decoder may apply the LTPF and/or PLC in accordance to the information obtained from the encoder.en621006patent3483883