Liquid crystal display device with light transmission and reflection regions

A liquid crystal display device comprising:

• a first substrate and a second substrate;
• a liquid crystal layer interposed between the first substrate and the second substrate;
• a first polarizer provided on a surface of the first substrate which is opposite the liquid crystal layer;
• a second polarizer provided on a surface of the second substrate which is opposite the liquid crystal layer;
• a first phase compensation element provided between the first polarizer and the liquid crystal layer;
• and
• a second phase compensation element provided between the second polarizer and the liquid crystal layer,
• wherein a plurality of pixel areas are provided for display, each of the plurality of pixel areas comprises a reflection area for performing display using reflected light and a transmission area for performing display using transmitted light, wherein a reflective electrode region defining the reflection area and a trasmissive electrode region defining the transmission area are formed in correspondence with each pixel area on the second substrate,
• wherein a thickness (d1) of the liquid crystal Layer in the transmissive electrode region and a thickness (d2) of the liquid crystal layer in the reflective electrode region are defined by a relationship d1>2×d2.

A liquid crystal display device comprising:

• a first substrate and a second substrate;
• a liquid crystal layer interposed between at least the first substrate and the second substrate;
• a first polarizer supported by the first substrate;
• a second polarizer supported by the second substrate;
• wherein a plurality of pixel areas are provided for display, at least one of the pixel areas comprising a liquid crystal region including a reflection area for performing display using reflected light and a transmission area for performing display using transmitted light, wherein a reflective electrode is provided in at least the reflection area and a transmissive electrode is provided in at least the transmission area, said reflective and transmissive electrodes each being supported by the second substrate;
• and
• wherein a thickness (d1) of the liquid crystal layer in the transmissive area and a thickness (d2) of the liquid crystal layer in the reflection urea are defined by a relationship d1>d2, and wherein thickness d1 substantially larger than thickness d2.

A liquid crystal display device comprising:

• a first substrate and a second substrate;
• a liquid crystal layer interposed between at least the first substrate and the second substrate;
• wherein a plurality of pixel areas are provided for display, at least one of the pixel areas comprising a liquid crystal region including a reflection area for performing display using reflected light and a transmission area for performing display using transmitted light, wherein a reflective electrode is provided in at least the reflection area and a transmissive electrode is provided in at least the transmission area, said reflective and transmissive electrodes each being supported by the second substrate;
• and
• wherein a thickness (d1) of the liquid crystal layer in the transmissive area and a thickness (d2) of the liquid crystal layer in the reflection area are defined by a relationship d1≧d2×2.

A liquid crystal display device comprising:

• a first substrate and a second substrate;
• a liquid crystal layer interposed between at least the first substrate and the second substrate;
• wherein at least one pixel area comprises a liquid crystal region including a reflection area for performing display using reflected light and a transmission area for performing display using transmitted light, wherein a reflective electrode is provided in at least the reflection area and a transmissive electrode is provided in at least the transmission area, maid reflective and transmissive electrodes each being supported by the second substrate;
• wherein a thickness (d1) of the liquid crystal layer in the transmissive area and a thickness (d2) of the liquid crystal layer in the reflection area are defined by a relationship d1>d2, and wherein thickness d1 is substantially larger ban thickness d2, and wherein the reflective electrode at least partially overlaps the transmissive electrode.

A liquid crystal display device comprising a first substrate, a second substrate, and a liquid crystal layer provided between at least the first and second substrates, a plurality of pixel regions comprising respective electrodes for applying voltage to the liquid crystal layer,

• wherein each of a plurality of the pixel regions includes a reflection region and a transmission region, and wherein light reflected in said reflection regions and light transmitted through said transmission regions are utilized in displaying an image;
• wherein the first substrate includes a reflection electrode region provided in at least the reflection region of a pixel region and a transmission electrode region provided in at least the transmission region of the pixel region;
• and
• wherein the reflection electrode region is higher than the transmission electrode region, forming a step on a surface of the first substrate, and thus a thickness of the liquid crystal layer in the reflection region is smaller than a thickness of the liquid crystal layer in the transmission region.