Patent · US Active

Source driver uplink as indicator of downlink status

US9898150B2 · kind B2 · utility

0Cited by

2References

20Claims

0Family size

Assignee

Synaptics Incorporated · US

Inventors

Stephen L. Morein · San Jose, US
Prashant Shamarao · Duluth, US
Zhibing Liu · Changzhou City, CN

Key dates

Filing date	Jun 26, 2015
Grant date	Feb 20, 2018
Priority date	—
Expiry date	Apr 29, 2036

Classification

Technology area (CPC G)Physics
CPC primaryG06F3/04166
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

In one embodiment, a system includes one or more source drivers operable to drive a portion of a row or column of a display. The system also includes a timing controller coupled to each of the one or more source drivers and configured to control the one or more source drivers. The system further includes a downstream link for each of the one or more source drivers, configured to transfer data from the timing controller to one of the one or more source drivers. The system also includes an upstream link for each of the one or more source drivers, configured to transfer uplink data from one of the one or more source drivers to the timing controller, wherein the uplink data includes at least one of downlink lock status information and touch data.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.