Operation of control protocol data units in packet data convergence protocol
US8335189B2 · kind B2 · utility
33Cited by
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29Claims
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Key dates
| Filing date | Sep 26, 2008 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | Jul 17, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L63/0428
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus reports packet data control protocol (PDCP) status and PDCP resets in a wireless communication, using control PDUs that may have security protection applied by ciphering of the control PDUs. Reliability of the PDCP status and reset messages may be assured by acknowledgment according to an acknowledged mode or to an unacknowledged mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.