Method of making a multiparty conference call on a mobile phone
US6505040B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 30, 1999 |
| Grant date | Jan 7, 2003 |
| Priority date | — |
| Expiry date | Dec 30, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2207/18
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of making a mobile phone invite multiple remote parties for a multiparty conference through a mobile phone service network, comprises the steps of setting the mobile phone to a multiparty conference mode, searching a subscriber table in which are stored the multiple remote parties to find out what phone numbers to call; transmitting a set-up command asking for connection of the first remote party to the network; holding the connection upon receiving its confirmation from the network; transmitting another set-up command asking for connection of the next remote party to the network; transmitting a multiparty conference request (MPTY request) to the network to join the present active call of the next remote party with the previous call, now holding, of the first remote party upon receiving the confirmation of the next remote party's connection; holding the joined call of the first and next remote parties; repeating the previous fifth to seventh steps until joining the last remote party; and commencing the multiparty conference.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.