# US 10,319,339 B2 · Data transmission method, processor and terminal

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- Number: US 10,319,339 B2
- Document ID: US10319339B2
- Status: Granted
- Kind: B2
- Application number: 15/039,417
- Filed: 2014-02-19
- Published: 2017-02-09
- Granted: 2019-06-11
- Earliest claimed: 2013-11-26
- Assignees: Focaltech Systems Co., Ltd.
- Applicants: Focaltech Systems, Ltd.
- Inventors: Lianghua Mo; Xinxi Jiang; Chien kuo Wang
- Web page: https://patentgrep.com/patent/US10319339B2

## CPC

- G09G 5/04: using circuits for interfacing with colour displays
- G09G 3/2003: {Display of colours (specific for liquid crystal displays G09G3/3607)}
- G09G 5/006: {Details of the interface to the display terminal (specific for a display terminal using a CRT G09G1/167; using a flat panel G09G3/2096; circuits for interfacing with colour displays G09G5/04)}
- G09G 2300/0452: Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
- G09G 2320/0666: for control of colour parameters, e.g. colour temperature
- G09G 2330/021: Power management, e.g. power saving
- G09G 2340/06: Colour space transformation
- G09G 2370/00: Aspects of data communication
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)

## Abstract

A data transmission method, a processor and a terminal. The method in the embodiments of the present invention comprises: converting, by a processor, RGB data into Pentile data; sending, by the processor, the Pentile data which is obtained after conversion to a display drive system, so that the display drive system sends a drive signal, into with the Pentile data is converted, to a display system. Therefore, there is no need to use an additional chip, thereby saving the costs of hardware, and reducing the power consumption and electric power consumption of transmission.

## Claims

### Claim 1

A data transmission method, comprising:
converting, by a processor, RGB data into Pentile data, wherein the Pentile data is Pentile data of RGB or Pentile data of four primary colors; and
sending, by the processor, the Pentile data obtained after conversion to a display drive system, wherein the display drive system sends a drive signal, which is generated by converting the Pentile data, to a display system;
wherein the processor, the display drive system and the display system are configured in a same terminal device,
wherein in a case that the Pentile data obtained after conversion are the Pentile data of four primary colors, the step of sending, by the processor, the Pentile data obtained after conversion to a display drive system comprises:
classifying, by the processor, four different colors of sub-pixels contained in the Pentile data of four primary colors into two groups;
generating, by the processor, a pixel using two sub-pixels of different colors in each of the two groups, wherein a plurality of the pixels are generated from the Pentile data of four primary colors; and
sending, by the processor, each of the generated pixels to the display drive system, and
wherein in a case that the Pentile data obtained after conversion are the Pentile data of RGB, the step of sending, by the processor, the Pentile data obtained after conversion to a display drive system comprises:
selecting, by the processor, one color from three different colors of sub-pixels contained in the Pentile data of RGB, and generating, by the processor, a pixel by combining a sub-pixel of the selected one color serving as a common sub-pixel with a sub-pixel of each of two different unselected colors, wherein a plurality of the pixels are generated from the Pentile data of RGB; and
sending, by the processor, each of the generated pixels to the display drive system.

### Claim 2

A processor, comprising:
a converting unit, configured to convert RGB data into Pentile data, wherein the converting unit comprises:
a first converting sub-unit, configured to convert the RGB data into Pentile data of RGB: or
a second converting sub-unit, configured to convert the RGB data into Pentile data of four primary colors; and
a sending unit, configured to send the Pentile data obtained after conversion to a display drive system, wherein the display drive system sends a drive signal, which is generated by converting the Pentile data, to a display system;
wherein the processor, the display drive system and the display system are configured in a same terminal device,
wherein the sending unit comprises:
a selecting and generating sub-unit, configured to, in a case that the Pentile data obtained after conversion are the Pentile data of RGB, select one color from three different colors of sub-pixels contained in the Pentile data of RGB, and generate a pixel by combining a sub-pixel of the selected one color serving as a common sub-pixel with a sub-pixel of each of two different unselected colors, wherein a plurality of the pixels are generated from the Pentile data of RGB; and
a first sending sub-unit, configured to send each of the generated pixels to the display drive system; or
wherein the sending unit comprises:
a classifying sub-unit, configured to, in a case that the Pentile data obtained after conversion are the Pentile data of four primary colors, classify four different colors of sub-pixels contained in the Pentile data of four primary colors into two groups;
a generating sub-unit, configured to generate a pixel using two sub-pixels of different colors in each of the two groups, wherein a plurality of the pixels are generated from the Pentile data of four primary colors; and
a second sending sub-unit, configured to send each of the generated pixels to the display drive system.

### Claim 3

A terminal device, comprising: a processor, a display drive system and a display system; wherein
the processor is configured to:
convert RGB data into Pentile data, wherein the Pentile data is Pentile data RGB or Pentile data of four primary colors; and
send the Pentile data obtained after conversion to the display drive system;
the display drive system is configured to send a drive signal, which is generated by converting the Pentile data, to the display system; and
the display system is configured to display an image based on the received drive signal,
wherein the processor is further configured to:
in a case that the Pentile data obtained after conversion are the Pentile data of four primary colors,
classify four different colors of sub-pixels contained in the Pentile data of four primary colors into two groups;
generate a pixel using two sub-pixels of different colors in each of the two groups, wherein a plurality of the pixels are generated from the Pentile data of four primary colors; and
send each of the generated pixels to the display drive system, or
in a case that the Pentile data obtained after conversion are the Pentile data of RGB,
select one color from three different colors of sub-pixels contained in the Pentile data of RGB, and generate a pixel by combining a sub-pixel of the selected one color serving as a common sub-pixel with a sub-pixel of each of two different unselected colors, wherein a plurality of the pixels are generated from the Pentile data of RGB; and
send each of the generated pixels to the display drive system.
