1. A device for facilitating the acquisition of media assets, the device comprising:
a housing;
a USB connector projecting outwardly from an end of the housing;
a card reader housed in the housing;
non-volatile memory housed in the housing and coupled to the USB connector and the card reader so that data received via said USB connector can be stored in said non-volatile memory and data stored in said non-volatile memory can be transferred to a card inserted into said card reader; and
a barcode disposed on a major surface of the housing, said barcode encoding an identifier that is associated with customer information.
2. A method of using a device to acquire media assets, wherein the device comprises a housing, a USB connector projecting outwardly from an end of the housing, a card reader housed in the housing, non-volatile memory housed in the housing and coupled to the USB connector and the card reader so that data received via said USB connector can be stored in said non-volatile memory and data stored in said non-volatile memory can be transferred to a card inserted into said card reader, and a barcode disposed on a major surface of the housing, said barcode encoding an identifier that is associated with the user of the device, the method comprising:
positioning the device relative to the kiosk so that a barcode scanner connected to the kiosk can scan the barcode;
using a kiosk to select at least one media asset;
inserting the device’s USB connector into a compatible USB slot provided by the kiosk;
using the kiosk to authorize or provide payment for the at least one media asset;
after authorizing or providing the payment, receiving from the kiosk the at least one media asset and storing the at least one media asset on a card inserted into the card reader;
removing the card from the card reader; and
inserting the card into a media player device.
3. The method of claim 2, wherein the step of positioning the device is performed before the step of selecting the at least one media asset.
4. A method of using a device to acquire media assets, wherein the device comprises a housing, a USB connector projecting outwardly from an end of the housing, a card reader housed in the housing, non-volatile memory housed in the housing and coupled to the USB connector and the card reader, and a barcode disposed on a major surface of the housing, said barcode encoding an identifier that is associated with the user of the device, the method comprising:
using a kiosk to select media assets;
activating a user interface element displayed on a display device of the kiosk to indicate that a media asset selection process is complete;
receiving a prompt from the kiosk to position the device so that the barcode can be read;
positioning the device relative to the kiosk so that a barcode scanner connected to the kiosk can scan the barcode;
after the scanner scans the barcode, taking the device to point-of-sale system, which uses the barcode to determine the selected media assets;
inserting the device’s USB connector into a compatible USB slot provided by the point-of-sale system;
authorizing or providing payment for the selected media assets;
after authorizing or providing the payment, receiving from the point-of-sale system the selected media assets and storing the media assets in the memory or on a card inserted into the card reader.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A liquid crystal display comprising:
a first gate line transmitting a first gate signal;
a first data line transmitting a first data voltage; and
a first pixel connected to the first gate line and the first data line and including a first subpixel and a second subpixel, wherein
the first subpixel comprises a first switching element connected to the first gate line, a first liquid crystal capacitor connected to the first switching element, and a first storage capacitor having a first terminal and a second terminal,
the second subpixel comprises a second switching element connected to the first gate line and the first data line, a second liquid crystal capacitor connected to the second switching element, and a second storage capacitor having a first terminal and a second terminal and having a capacitance different from a capacitance of the first storage capacitor,
the first terminal of the first storage capacitor is connected to the first switching element,
the first terminal of the second storage capacitor is connected to the second switching element, and
the second terminal of the first storage capacitor and the second terminal of the second storage capacitor are coupled to each other and have a varying voltage.
2. The liquid crystal display of claim 1, wherein the voltage of the second terminals of the first and second storage capacitors
is fixed while the first and second switching elements turn on to charge the first and second liquid crystal capacitors and the first and second storage capacitors, and
varies after the charging of the first and second storage capacitors is finished.
3. The liquid crystal display of claim 2, wherein the voltage of the second terminals of the first and second storage capacitors
rises when the voltage stored in the first and second liquid crystal capacitors and the first and second storage capacitors has a positive polarity, and
drops when the voltage stored in the first and second liquid crystal capacitors and the first and second storage capacitors has a negative polarity.
4. The liquid crystal display of claim 3, wherein the second terminal of the first and second storage capacitors is supplied with an external voltage.
5. The liquid crystal display of claim 4, further comprising a first storage electrode line that has a periodically varying voltage and is connected to the second terminals of the first and second storage capacitors.
6. The liquid crystal display of claim 5, further comprising:
a second storage electrode line that has a voltage having a polarity opposite a polarity of the voltage of the first storage electrode line;
a second data line transmitting a second data voltage; and
a second pixel connected to the first gate line and the second data line and comprising a third subpixel and a fourth subpixel,
wherein the third subpixel comprises a third switching element connected to the first gate line and the second data line, a third liquid crystal capacitor connected to the third switching element, and a third storage capacitor connected between the third switching element and the second storage electrode line, and
the fourth subpixel comprises a fourth switching element connected to the first gate line and the second data line, a fourth liquid crystal capacitor connected to the fourth switching element, and a fourth storage capacitor connected between the fourth switching element and the second storage electrode line and having a capacitance different from a capacitance of the third storage capacitor.
7. The liquid crystal display of claim 3, wherein the second terminals of the first and second storage capacitors alternate between a voltage-biased state and a floating state.
8. The liquid crystal display of claim 7, further comprising:
a first storage electrode line having a first voltage;
a second storage electrode line having a second voltage that is different from the first voltage; and
a second gate line transmitting the second gate signal,
wherein the first pixel further comprises
a third switching element connected to the first gate line, the first storage electrode line, and the second terminals of the first and second storage capacitors, and
a fourth switching element connected to the second gate line, the second storage electrode line, and the second terminals of the first and second storage capacitors.
9. The liquid crystal display of claim 8, wherein the third switching element transfers the first voltage while the first and second liquid crystal capacitors and the first and second storage capacitors are charged, and
the fourth switching element is turned on to transfer the second voltage after the third switching element is turned off.
10. The liquid crystal display of claim 9, further comprising:
a third gate line transmitting a third gate signal; and
a second pixel connected to the second and third gate lines and the first data line and comprising a third subpixel, a fourth subpixel, a fifth switching element, and a sixth switching element,
wherein the fifth switching element is connected to the second gate line and the second storage electrode line,
the sixth switching element is connected to the third gate line and the first storage electrode line,
the third subpixel comprises a seventh switching element connected to the second gate line and the first data line, a third liquid crystal capacitor connected to the seventh switching element, and a third storage capacitor connected between the fifth switching element and the seventh switching element, and
the fourth subpixel comprises an eighth switching element connected to the second gate line and the first data line, a fourth liquid crystal capacitor connected to the eighth switching element, and a fourth storage capacitor connected between the sixth switching element and the eighth switching element and having a capacitance different from a capacitance of the third storage capacitor.
11. The liquid crystal device of claim 10, wherein the fifth switching element transfers the second voltage while the third and fourth liquid crystal capacitors and the third and fourth storage capacitors are charged, and
the sixth switching element turns on to transfer the first voltage after the fifth switching element is turned off.
12. The liquid crystal device of claim 11, wherein voltages of the first, second, and third gate lines vary sequentially.
13. A driving method of a liquid crystal device, comprising:
charging first and second liquid crystal capacitors and first and second storage capacitors with substantially the same voltage;
floating first terminals of the first liquid crystal capacitor and the first storage capacitor that are connected to each other, and first terminals of the second liquid crystal capacitor and the second storage capacitor that are connected to each other; and
changing voltages of the second terminals of the first and second storage capacitors by substantially the same level to cause voltages of the first terminal of the first liquid crystal capacitor and the first terminal of the second liquid crystal capacitor to be differentiated.
14. The driving method of claim 13, wherein a capacitance of the first storage capacitor is different from a capacitance of the second storage capacitor.
15. The driving method of claim 14, wherein during the charging, the voltages of the second terminals of the first and second storage capacitors are maintained at fixed values.
16. The driving method of claim 15, wherein the changing voltages comprises:
raising the voltages of the second terminals of the first and second storage capacitors when the first and second liquid crystal capacitors and the first and second storage capacitors are charged with a positive voltage, and
lowering the voltages of the second terminals of the first and second storage capacitors when the first and second liquid crystal capacitors and the first and second storage capacitors are charged with a negative voltage.
17. The driving method of claim 16, further comprising:
applying an external voltage to the second terminals of the first and second storage capacitors constantly.
18. The driving method of claim 16, further comprising:
floating the second terminals of the first and second storage capacitors after changing the voltages.