Cyclic redundancy check (CRC) false detection reduction in communication systems

The present disclosure presents a method and an apparatus for reducing cyclic redundancy check (CRC) false detections at a user equipment (UE). For example, the method may include receiving a data packet at the UE, determining whether a state metric value for each of a plurality of vector elements o...

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Bibliographische Detailangaben
Hauptverfasser: COHEN ROEE, KLEINERMAN ALEXANDER
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present disclosure presents a method and an apparatus for reducing cyclic redundancy check (CRC) false detections at a user equipment (UE). For example, the method may include receiving a data packet at the UE, determining whether a state metric value for each of a plurality of vector elements of a last path metric vector of the data packet is less than or equal to a first threshold (504, 506, 508), incrementing a counter when the state metric value of a vector element of the plurality of vector elements is less than or equal to the first threshold (505), determining whether the counter is lower than a second threshold (510), and providing the data packet to an upper layer protocol entity of the UE when a CRC pass for the data packet is determined (614, 616) and the counter is lower than the second threshold (512). As such, reduced CRC false detections at a UE may be achieved. 本公开给出了用于减少用户装备(UE)处的循环冗余校验(CRC)误检的方法和装置。例如,该方法可包括:在UE处接收数据分组;确定该数据分组的最后路径度量向量的多个向量元素中的每个向量元素的状态度量值是否小于或等于第阈值(504,506,508);当该多个向量元素