Liquid crystal display systems and related methods with pixel elements driven at different frequencies

A method of driving a liquid crystal display (LCD) comprising:

• providing an LCD having a plurality of pixel elements arranged in an array, a plurality of driving circuits configured to drive the plurality of pixel elements, the plurality of pixel elements having a plurality of first electrodes associated with corresponding first sub-regions and a plurality of second electrodes associated with corresponding second sub-regions, a first substrate upon which the plurality of first electrodes are disposed, a second substrate upon which the plurality of second electrodes are disposed, and a blue phase liquid crystal material disposed between the first substrate and the second substrate;
• driving the corresponding first sub-region of each of the pixel elements at a first driving frequency;
• and
• driving the corresponding second sub-region of each of the pixel elements at a second driving frequency different than the first driving frequency;
• wherein the low-frequency driving circuit and the high-frequency driving circuit are separately operative to drive the first sub-regions and the second sub-regions simultaneously such that an operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-regions and the second sub-regions at the first driving frequency, and the operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-regions and the second sub-regions at the second driving frequency.

An LCD system, comprising:

• a first substrate;
• a second substrate;
• a blue phase liquid crystal material disposed between the first substrate and the second substrate;
• a first electrode disposed on the first substrate;
• a second electrode disposed on the second substrate;
• a pixel element having a first sub-region and a second sub-region;
• a low-frequency driving circuit disposed on the first sub-region;
• a high-frequency driving circuit disposed on the second sub-region;
• a plurality of date lines, with a first of the date lines being coupled to the low-frequency driving circuit and a second of the data lines being coupled to the high-frequency driving circuit;
• and
• a plurality of gate lines, with a first of the gate lines being coupled to the low-frequency driving circuit and a second of the gate lines being coupled to the high-frequency driving circuit;
• wherein the first electrode corresponds to the first sub-region and is coupled to the low-frequency driving circuit, and the second electrode corresponds to the second sub-region and is coupled to the high-frequency driving circuit;
• wherein the low-frequency driving circuit and the high-frequency driving circuit are separately operative to drive the first sub-region and the second sub-region simultaneously such that an operating voltage of the pixel element is lower than the operating voltage associated with driving both the first sub-region and the second sub-region at a low frequency corresponding to the low-frequency driving circuit, and the operating voltage of the pixel element is lower than the operating voltage associated with driving both the first sub-region and the second sub-region at a high frequency corresponding to the high-frequency driving circuit.

A liquid crystal display (LCD) system, comprising:

• a plurality of pixel elements arranged in an array, each of the plurality of pixel elements having a first sub-region and a second sub-region, the plurality of pixel elements having a plurality of first electrodes associated with corresponding first sub-regions and a plurality of second electrodes associated with corresponding second sub-regions;
• a first substrate upon which the plurality of first electrodes are disposed;
• a second substrate upon which the plurality of second electrodes are disposed;
• a blue phase liquid crystal material disposed between the first substrate and the second substrate;
• a first gate signal having a first driving frequency;
• and
• a second gate signal having a second driving frequency different from the first driving frequency;
• wherein the first sub-regions are configured to receive the first gate signal and the second sub-regions are configured to receive the second gate signal simultaneously such that an operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-regions and the second sub-regions at a low frequency corresponding to the low-frequency driving circuit, and the operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-regions and the second sub-regions at a high frequency corresponding to the high-frequency driving circuit.

A liquid crystal display (LCD) system, comprising:

• a first substrate having a plurality of first electrodes;
• a second substrate having a plurality of second electrodes;
• a blue phase liquid crystal layer disposed between the plurality of first electrodes and the plurality of second electrodes;
• a plurality of pixel elements arranged in an array, each of the plurality of pixel elements having a first sub-region corresponding to one of the plurality of the first electrodes and a second sub-region corresponding to one of the plurality of the second electrodes;
• a first gate signal having a first driving frequency;
• a second gate signal having a second driving frequency different from the first driving frequency;
• a first data signal having the first driving frequency;
• and
• a second data signal having the second driving frequency;
• wherein the first gate signal and the first data signal are operative to drive the first sub-region, and the second gate signal and the second data signal are operative to drive the second sub-region such that an operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-region and the second sub-region at the first driving frequency, and the operating voltage of the plurality of pixel elements is lower than the operating voltage associated with driving both the first sub-region and the second sub-region at the second driving frequency.