Telefonaktiebolaget Lm Ericsson (Publ)

Sune Micael Gustafsson

Lars Lövsén

Jiehong Yang

Helen Örtenblad

Ronny Mellgren

Lennart Lindman

John-Erik Samuel Eriksson

The invention relates to a method performed by a network node of managing online charging, and a network node performing the method. In an aspect of the invention, a method performed by a network node of managing online charging of sponsored data connectivity is provided. The method comprises receiving (S) a user request for service related to the sponsored data connectivity, estimating (S) a number of users that are expected to use said service, and acquiring (S), from an Online Charging System authorizing access to the sponsored data connectivity, authorisation for the estimated number of users that are expected to use said service. The method further comprises granting (S) the user access to the requested service with quota received with the authorisation from said Online Charging System, said quota being valid for a specified time period, and further granting (S) any further user requesting (S) said service access to the requested service with quota received with the authorisation until total quota authorised by the Online Charging System for the estimated number of users has been apportioned.

Aggregated handling of quota in a network node

Method of mounting loudspeakers and a loudspeaker mounting

Acoustic echo reduction is accomplished in connection with a telephone call utilizing a handsfree telephone unit. An Acoustic Echo Controlling (AEC) device (14) is implemented in a digital exchange (12) of the telecommunication system so that the reduction of acoustic echoes can be achieved from all telephones connected to the digital exchange.

Method and system for eliminating acoustic echos in a digital

Apparatus for obtaining a high sound level and good sound reproduction

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Tyreso, Sweden

Sune Micael Gustafsson