Secondary carrier messaging and advertising method for wireless network portable handsets
US6862445B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 19, 2000 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Apr 19, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H60/27
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Messages are pushed to handsets using a secondary carrier channel separate from the wireless network. The handset includes a secondary carrier receiver, which may share a power source and other components with the wireless network receiving hardware included in the handset. When the handset receives a message broadcast over the secondary carrier channel or one of multiple secondary carrier channels, the message is then stored in a message memory of the handset. A stored message is output from the message memory in a user understandable format, e.g., audibly or visually, through the handset hardware in response to a predetermined operation of the handset. A stored message may be output in response to a “send” operation of the handset, prior to the establishment of a communication link between the handset and a base station of the wireless network. In the case where message output occurs in response to a “send”, the user will be listening for the call to be connected and an excellent opportunity is presented for a short advertising message. The preferred secondary channel is the commercial AM or FM radio sub-carrier channel. The handsets and method for message delivery provide for a …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.