Mobile communication device, an apparatus and a method for improving call setup failure rate and quality for hearing impaired calls
US9014342B2 · kind B2 · utility
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18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2013 |
| Grant date | Apr 21, 2015 |
| Priority date | — |
| Expiry date | Sep 9, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M7/0072
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A mobile communication device, a method of establishing a mobile telephone voice call and an apparatus are provided herein. In one embodiment, the mobile communication device includes: 1) a processor configured to indicate a voice call employing the mobile communication device is a hearing impaired call and (3) a modem configured to initiate establishment of the hearing impaired call with a mobile cellular network, wherein the establishment includes providing a hearing impaired codec list to the mobile cellular network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.