User input back channel for wireless displays
US9787725B2 · kind B2 · utility
2Cited by
72References
57Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2012 |
| Grant date | Oct 10, 2017 |
| Priority date | — |
| Expiry date | Mar 29, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W99/00
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
As part of a communication session, a wireless source device can transmit audio and video data to a wireless sink device, and the wireless sink device can transmit user input data received at the wireless sink device back to the wireless source device. In this manner, a user of the wireless sink device can control the wireless source device and control the content that is being transmitted from the wireless source device to the wireless sink device. The user input data transmitted by the wireless sink device can be input data obtained at a third party device and forwarded to the wireless source device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.