Method for controlling message signal within timing controller integrated circuit, timing controller integrated circuit and display panel

Patent metadata

Field	Value
Publication number	US-9898993-B2
Application number	US-201514907553-A
Country	US
Kind code	B2
Filing date	Dec 28, 2015
Priority date	Nov 25, 2015
Publication date	Feb 20, 2018
Grant date	Feb 20, 2018

Abstract

The present disclosure provides method for controlling a message signal within a timing controller integrated circuit, the timing controller integrated circuit and a display panel. The method includes: receiving a low voltage differential signaling signal; decoding the low voltage differential signaling signal to obtain a transistor-transistor logic RGB data signal and a control signal, wherein the control signal comprises: a start signal, a horizontal synchronization and a vertical synchronization; processing the transistor-transistor logic RGB data signal to obtain an input RGB data; controlling a timing of the start signal before a timing of the input RGB data; and processing the input RGB data to obtain a mini-low voltage differential signaling data. Therefore, the technical scheme provided by the present disclosure has an advantage of the low cost.

First claim

What is claimed is:

1. A method for controlling a message signal within a timing controller integrated circuit, comprising:
receiving a low voltage differential signaling signal;
decoding the low voltage differential signaling signal to obtain a transistor-transistor logic RGB data signal and a control signal, wherein the control signal comprises: a start signal, a horizontal synchronization and a vertical synchronization;
processing the transistor-transistor logic RGB data signal to obtain an input RGB data;
controlling a timing of the start signal before a timing of the input RGB data;
processing the input RGB data to obtain a mini-low voltage differential signaling data; and
wherein before the step of controlling the timing of the start signal before a timing of the mini-low voltage differential signaling data comprises:
delaying a first set time t 1 for the timing of the start signal based on a timing t Vsync of the vertical synchronization, wherein t Vsync +t 1 <t m , and t m is the timing of the input RGB data.

2. The method according to claim 1 , wherein a mode of the low voltage differential signaling signal is:
a synchronization mode or an enabling mode.

3. A method for controlling a message signal within a timing controller integrated circuit, comprising:
receiving a low voltage differential signaling signal;
decoding the low voltage differential signaling signal to obtain a transistor-transistor logic RGB data signal and a control signal, wherein the control signal comprises: a start signal, a horizontal synchronization and a vertical synchronization;
processing the transistor-transistor logic RGB data signal to obtain an input RGB data;
controlling a timing of the start signal before a timing of the input RGB data;
processing the input RGB data to obtain a mini-low voltage differential signaling data; and
wherein before the step of controlling the timing of the start signal before the timing of the input RGB data comprises:
generating a reference signal, synchronizing the timing of the start signal and a timing of the reference signal, and controlling the timing t reference of the reference signal to delay a second setting time tx based on a timing t Vsync of the vertical synchronization, wherein t Vsync +tx<t m , and t m is the timing of the input RGB data.

4. A timing controller integrated circuit, wherein the timing controller integrated circuit comprises a low voltage differential signaling receiver, a mini-low voltage differential signaling output data mapping module, a transmitting module and a timing controller;
wherein the low voltage differential signaling receiver is used to receive a low voltage differential signaling signal, decode the low voltage differential signaling signal to obtain a transistor-transistor logic RGB data signal and a control signal, wherein the control signal comprises: a start signal, a horizontal synchronization and a vertical synchronization, and transmit the transistor-transistor logic RGB data signal to the mini-low voltage differential signaling output data mapping module and transmit the control signal to the timing controller;
wherein the mini-low voltage differential signaling output data mapping module is used to process the transistor-transistor logic RGB data signal to obtain a input RGB data and transmits the input RGB data to the transmitting module;
wherein the timing controller is used to control a timing of the start signal before a timing of the input RGB data; and
wherein the transmitting module is used to process the input RGB data to obtain a mini-low voltage differential signaling data; and
wherein the timing controller is used to delay a first set time t 1 for the timing of the start signal based on a timing t Vsync of the vertical synchronization, wherein t Vsync +t 1 <t m , and t m is the timing of the input RGB data.

5. The timing controller integrated circuit according to claim 4 , wherein a mode of the low voltage differential signaling signal is:
a synchronization mode or an enabling mode.

6. A display panel, wherein the display panel comprises the timing controller integrated circuit according to claim 4 .

7. A display device, wherein the display device comprises the display panel according to claim 6 .

8. A timing controller integrated circuit, wherein the timing controller integrated circuit comprises a low voltage differential signaling receiver, a mini-low voltage differential signaling output data mapping module, a transmitting module and a timing controller;
wherein the low voltage differential signaling receiver is used to receive a low voltage differential signaling signal, decode the low voltage differential signaling signal to obtain a transistor-transistor logic RGB data signal and a control signal, wherein the control signal comprises: a start signal, a horizontal synchronization and a vertical synchronization, and transmit the transistor-transistor logic RGB data signal to the mini-low voltage differential signaling output data mapping module and transmit the control signal to the timing controller;
wherein the mini-low voltage differential signaling output data mapping module is used to process the transistor-transistor logic RGB data signal to obtain a input RGB data and transmits the input RGB data to the transmitting module;
wherein the timing controller is used to control a timing of the start signal before a timing of the input RGB data;
wherein the transmitting module is used to process the input RGB data to obtain a mini-low voltage differential signaling data; and
wherein the timing controller is used to generate a reference signal, synchronize the timing of the start signal and a timing of the reference signal, and control the timing t reference of the reference signal to delay a second set time tx based on a timing t Vsync of the vertical synchronization, wherein t Vsync +tx<t m , and t m is the timing of the input RGB data.

Assignees

• Shenzhen China Star Optoelect

Inventors

• Wu Jingjing
• Xiong Zhi

Classifications

• G09G3/36

  using liquid crystals · CPC title

• G09G3/2092 Primary

  Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto (suitable for both CRT and flat panel G09G5/003; specific for a CRT G09G1/165) · CPC title

• G09G2370/14

  Use of low voltage differential signaling [LVDS] for display data communication · CPC title

• G09G2310/0243

  Details of the generation of driving signals · CPC title

• G09G3/3696 Primary

  Generation of voltages supplied to electrode drivers · CPC title