Liquid crystal display panel having photoelectric cell unit and mobile phone using same

• US 20070252799A1
• Filed: 04/30/2007
• Published: 11/01/2007
• Est. Priority Date: 04/28/2006
• Status: Abandoned Application

• Current Assignee: InnoLux Corporation
• Original Assignee: Innolux Display Corporation (InnoLux Corporation)
• Inventors: Yan, Shuo-Ting
• Application Number:
  US11/796,777
• Publication Number:
  US 20070252799A1
• Time in Patent Office: Days
• US Class Current: 345/87
• CPC Class Codes: G02F 1/13306 Circuit arrangements or driving methods for the control of single liquid crystal cells G02F1/132, G02F1/133382 take precedence
• CPC Class Codes: G02F 1/13324 Circuits comprising solar cells
• CPC Class Codes: G06F 1/1613 for portable computers cooling arrangements therefor G06F1/203; constructional details or arrangements for pocket calculators, electronic agendas or books G06F15/0216; constructional details of portable telephone sets: with several bodies H04M1/0202
• CPC Class Codes: G06F 1/1635 Details related to the integration of battery packs and other power supplies such as fuel cells or integrated AC adapter
• CPC Class Codes: G06F 1/1637 Details related to the display arrangement, including those related to the mounting of the display in the housing
• CPC Class Codes: G09G 2330/02 Details of power systems and of start or stop of display operation
• CPC Class Codes: G09G 3/36 using liquid crystals
• CPC Class Codes: H04M 1/0266 for a display module assembly

Abstract

An exemplary liquid crystal display (LCD) panel (22) includes a display area (251) and a non-display area (252). The non-display area has a photoelectric cell unit (254) provided thereat. The photoelectric cell unit is configured to generate electrical power when irradiated by light. An LCD device using the LCD panel, and a mobile phone using the LCD device, are also provided.

Claims

1. A liquid crystal display (LCD) panel comprising:

a display area; and

a non-display area having a photoelectric cell unit provided thereat, the photoelectric cell unit configured to generate electrical power when irradiated by light.

2. The LCD panel as claimed in claim 1, wherein the non-display area further has a driver integrated circuit (IC) provided thereat, the driver IC configured for driving the display area.

3. The LCD panel as claimed in claim 1, wherein the non-display area further has an input/output interface circuit, which is configured to provide signals to the display area of the LCD panel and to output the electrical power generated by the photoelectric cell unit to a battery.

4. The LCD panel as claimed in claim 1, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a row.

5. The LCD panel as claimed in claim 1, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a matrix.

6. The LCD panel as claimed in claim 4, wherein the solar cells are amorphous silicon thin-film solar cells.

7. The LCD panel as claimed in claim 4, wherein solar cells are polycrystalline silicon thin-film solar cells.

8. A liquid crystal display (LCD) device comprising:

an LCD panel, the LCD panel comprising a display area and a non-display area, the non-display area having a photoelectric cell unit provided thereat, the photoelectric cell unit configured to generate electrical power when irradiated by light; and

a backlight module configured for illuminating the LCD panel.

9. The LCD device as claimed in claim 8, wherein the non-display area further has a driver integrated circuit (IC) provided thereat, the driver IC configured for driving the display area.

10. The LCD device as claimed in claim 8, wherein the non-display area further has an input/output interface circuit, which is configured to provide signals to the display area of the LCD panel and to output the electrical power generated by the photoelectric cell unit to a battery.

11. The LCD device as claimed in claim 8, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a row.

12. The LCD device as claimed in claim 8, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a matrix.

13. The LCD device as claimed in claim 11, wherein the solar cells are amorphous silicon thin-film solar cells.

14. The LCD device as claimed in claim 11, wherein solar cells are polycrystalline silicon thin-film solar cells.

15. A mobile phone comprising:

a wireless communication system configured for receiving and sending radio waves from and to other mobile phones;

a liquid crystal display (LCD) device, comprising;

an LCD panel, the LCD panel comprising a display area and a non-display area, the non-display area having a photoelectric cell unit provided thereat, the photoelectric cell unit configured to generate electrical power when irradiated by light; and

a backlight module configured for illuminating the LCD panel; and

a battery configured for respectively providing operation voltages to the wireless communication system and the LCD device.

16. The mobile phone as claimed in claim 15, wherein the non-display area further has a driver integrated circuit (IC) provided thereat, the driver IC configured for driving the display area.

17. The mobile phone as claimed in claim 15, wherein the non-display area further has an input/output interface circuit, which is configured to provide signals to the display area of the LCD panel and to output the electrical power generated by the photoelectric cell unit to the battery.

18. The mobile phone as claimed in claim 15, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a row.

19. The mobile phone as claimed in claim 15, wherein the photoelectric cell unit comprises a plurality of solar cells arranged in a matrix.

20. The mobile phone as claimed in claim 19, wherein the solar cells are selected from the group consisting of at least one amorphous silicon thin-film solar cell and at least one polycrystalline silicon thin-film solar cell.