Personal mobile communication system
US5894595A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 21, 1997 |
| Grant date | Apr 13, 1999 |
| Priority date | — |
| Expiry date | Feb 21, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2213/13532
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
With the advent of personal digital assistants (PDAs) having modems for information, e.g., facsimile and/or data, transmission over wireless connections, as well as the capability for voice communications, we have recognized that is possible to communicate with a person, wherever they are, in whatever form is desired. In order to do so in a manner that simulates the way a person at a fixed location having a separate telephone, fax machine and data modem would communicate, incorporate into a PDA is a) a receiver for a wireless actuation signal that indicates that a communication of some type is waiting for a called party; b) an outgoing connection origination unit that establishes a connection from the PDA to the waiting communication; c) a discriminator, which makes a determination as to the type of communication that is waiting; and d) a selection unit that routes the information signals received over the connection established by the PDA to an appropriate communication unit within the PDA, e.g., a fax modem, data modem, or voice communication unit, the appropriate communication unit being selected in response to the type of communication that was determined by the discriminator t…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.