Method and apparatus for peer-to-peer instant messaging
US8676165B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2005 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jul 21, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L51/58
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The invention proposes a method of peer-to-peer instant messaging and the mobile terminal thereof, which could make the mobile terminal to establish and maintain a list of friend users and update the connection status of the friend users timely. The method of peer-to-peer instant messaging includes following steps: receiving the list of on-line users with capability of peer-to-peer instant messaging sent by the radio network (S260); comparing said list of particular users with said received list of on-line users (S270); updating, according to said comparison result, the connection status record of each user in said list of particular users (S280) so that the mobile terminal could establish a peer-to-peer instant messaging with at least one user mobile terminal in said list of particular users according to said updated connection status record. The present invention enables the user to establish peer-to-peer connection more effectively and to perform instant messaging while occupying less network resources.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.