Global Patent Index - EP 4256733 A1

EP 4256733 A1 20231011 - METHOD, APPARATUS AND SYSTEM FOR RETRANSMISSION OF DATA

Title (en)

METHOD, APPARATUS AND SYSTEM FOR RETRANSMISSION OF DATA

Title (de)

VERFAHREN, VORRICHTUNG UND SYSTEM ZUR NEUÜBERTRAGUNG VON DATEN

Title (fr)

PROCÉDÉ, APPAREIL ET SYSTÈME DE RETRANSMISSION DE DONNÉES

Publication

EP 4256733 A1 20231011 (EN)

Application

EP 20820108 A 20201203

Priority

EP 2020084449 W 20201203

Abstract (en)

[origin: WO2022117189A1] A method is disclosed, the method comprising transmitting (640, 641) first 'data using a first level of redundancy in a first message (601, 602, 603, 604, 606, 607, 608); storing (630, 631) at least part of the first data; transmitting (640, 641) a first downlink request message (605, 609); obtaining first information (610) in response to the first downlink request message (605, 609); determining whether at least part of the first data needs to be retransmitted based on the first information (610), and transmitting (640) second data using a second level of redundancy in one or more second messages (611) when it is determined that at least part of the first data needs to be retransmitted, wherein the second level of redundancy is lower than the first level of redundancy, and wherein the second data comprises the at least part of the first data for which it was determined that it needs to be retransmitted. Additionally, a method that is complementary to the above-disclosed method is disclosed. According apparatuses (4, 5, 100, 130), systems (1) and computer programs for each of the methods are also disclosed.

IPC 8 full level

H04L 1/08 (2006.01)

CPC (source: EP)

H04L 1/08 (2013.01); Y02D 30/70 (2020.08)

Citation (search report)

See references of WO 2022117189A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

WO 2022117189 A1 20220609; WO 2022117189 A9 20220818; EP 4256733 A1 20231011

DOCDB simple family (application)

EP 2020084449 W 20201203; EP 20820108 A 20201203