Liquid crystal display device and manufacturing method thereof

A liquid crystal display device comprising:

• a first substrate;
• a shielding electrode disposed on the first substrate and which extends in a first direction;
• a pixel electrode disposed on a same layer as the shielding electrode and insulated from the shielding electrode, wherein the pixel electrode comprises a stem portion extending in the first direction and a plurality of branch portions extending from the stem portion;
• a second substrate which faces the first substrate;
• a common electrode disposed on the second substrate, and which overlaps the pixel electrode and the shielding electrode when viewed from a plan view in a perpendicular direction based on the first substrate;
• and
• a liquid crystal layer interposed between the first substrate and the second substrate, wherein the liquid crystal layer comprises a first liquid crystal molecule and a second liquid crystal molecule,
• wherein the first liquid crystal molecule is in a first region between the shielding electrode and the pixel electrode when viewed from the plan view, and is pre-tilted to have a first azimuthal angle based on the first direction,
• wherein the second liquid crystal molecule is in a second region between two adjacent branch electrodes of the plurality of branch portions when viewed from the plan view, and is pre-tilted to have a second azimuthal angle based on the first direction, and
• an absolute value of the first azimuthal angle is smaller than an absolute value of the second azimuthal angle.

A method of manufacturing a liquid crystal display device, the method comprising:

• preparing a first substrate, on which a shielding electrode extending in a first direction and a pixel electrode disposed on a same layer as the shielding electrode are provided;
• preparing a second substrate, on which a common electrode to be disposed to overlap the shielding electrode and the pixel electrode in a direction perpendicular to the first substrate is provided;
• providing a liquid crystal layer between the first substrate and the second substrate, wherein the liquid crystal layer comprises a first liquid crystal molecule, which is disposed in a first region between the pixel electrode and the shielding electrode;
• applying a first voltage to the pixel electrode and the shielding electrode, and applying a second voltage, which is different from the first voltage, to the common electrode;
• and
• irradiating the liquid crystal layer with light to pre-tilt the liquid crystal molecules.

A liquid crystal display device comprising:

• a first substrate;
• a first scan line disposed on the first substrate and extending in a first direction;
• a data line disposed on the first substrate and extending in a second direction, which is different form the first direction;
• a pixel electrode electrically connected to the scan line and the data line;
• a shielding electrode disposed on the scan line and the data line;
• a common electrode facing the pixel electrode;
• and
• a liquid crystal layer comprising a plurality of liquid crystal molecules and disposed between the pixel electrode and the common electrode,
• wherein the shielding electrode comprises a first sub shielding electrode which overlaps the scan line and is spaced apart from the pixel electrode when viewed from a plan view in a thickness direct of the first substrate,
• wherein the liquid crystal molecules comprises a first liquid crystal molecule disposed in a region between the first sub shielding electrode and the pixel electrode when viewed from the plan view, and
• wherein a longitudinal axis of the first liquid crystal molecule is pre-tilted at an azimuthal angle in a range of about zero degree to about +45 degrees or in a range of about −45 degrees to about zero degree with respect to the first direction when viewed from the plan view.