Hybrid ARQ method for packet data transmission
US6658005B2 · kind B2 · utility
46Cited by
5References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 17, 2001 |
| Grant date | Dec 2, 2003 |
| Priority date | — |
| Expiry date | Jan 30, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W28/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A hybrid ARQ method for packet data transmission in a mobile communication system wherein previously transmitted packets are combined with retransmitted packets, said packets being segmented into a plurality of protocol data units PDUs, each being assigned a sequence number for identification purposes. According to the invention the sequence number is transmitted on a control channel which is separate from the data channel for transmitting the PDUs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.