Patent ID: 8699428
Filing Date: 2014-04-15
Classification: H04L

Abstract:
1. A method in a transmitting entity for obtaining efficient radio resource utilization over a radio interface in a communication network comprising said transmitting entity transmitting data over said radio interface to a receiving entity, said transmitting entity comprising at least an upper layer utilizing an automatic repeat request protocol on top of a lower layer utilizing a hybrid automatic repeat request protocol, the method comprising: setting at least one timer based on an indication of receipt status of the transmitted data in said receiving entity according to said lower layer hybrid automatic repeat request protocol, wherein setting the at least one timer comprises setting the at least one timer based on the indication of receipt status being received at the upper layer from the lower layer; and supervising operation of the upper layer using the at least one timer; wherein said indication of receipt status of the transmitted data is sent from said lower layer to said upper layer for every transmission attempt of the transmitted data from the lower layer over the radio interface, wherein said at least one timer is started at the first transmission attempt of the transmitted data and re-started when said indication of receipt status of the transmitted data is received.