1. An electric device with multi-screen, comprising:
a plurality of display modules; and
a plurality of flexible printed circuit boards, electrically connected between the display modules.
2. The electric device with multi-screen as recited in claim 1, wherein the display modules comprises:
a plurality of driving circuit boards, wherein each driving circuit board has a driving circuit; and
a plurality of display panels, wherein each display panel is correspondingly disposed on one of the driving circuit boards and electrically connecting to the driving circuit.
3. The electric device with multi-screen as recited in claim 2, wherein the display panels comprise at least one flexible display panel.
4. The electric device with multi-screen as recited in claim 2, wherein the display panels comprise at least one reflective display panel.
5. The electric device with multi-screen as recited in claim 4, wherein the display panels comprise electro-phoretic display panel, electro-wetting display panel or micro electro-mechanical system display panel.
6. The electric device with multi-screen as recited in claim 2, wherein the display panels comprise at least one touch panel.
7. The electric device with multi-screen as recited in claim 2, further comprising at least one radio frequency identification chip, disposed on the one of the driving circuit boards, and electrically connected to the driving circuit of the driving circuit board.
8. The electric device with multi-screen as recited in claim 2, wherein the amount of the display panels is less than the amount of the driving circuit boards.
9. The electric device with multi-screen as recited in claim 1, wherein the display modules are electrically connected to each other as a collar by the flexible printed circuit boards.
10. The electric device with multi-screen as recited in claim 1, further comprising:
a flexible substrate; and
a plurality of driving circuits, formed on the flexible substrate and isolated to each other, wherein each display module is a display panel disposed above one of the driving circuits and electrically connected to the corresponding driving circuit.
11. The electric device with multi-screen as recited in claim 1, wherein the display modules are connected to each other along a first direction.
12. The electric device with multi-screen as recited in claim 11, wherein the display modules are further connected to each other along a second direction.
13. The electric device with multi-screen as recited in claim 12, wherein the first direction is perpendicular to the second direction.
14. The electric device with multi-screen as recited in claim 1, further comprising a controlling module connected between two of the display modules, the controlling module comprising:
a signal receiving unit, used for receiving an input signal;
a signal processing unit, electrically connected to the signal receiving unit for generating a command based on the input signal;
an image signal generating unit, electrically connected to the signal processing unit for generating at least an image signal based on the command;
at least a storage unit, electrically connected to the image signal generating unit for storing the image signal; and
at least a signal transmitting unit, electrically connected to the storage unit for reading the image signal stored in the storage unit and transmitting the image signal to the corresponding one of the display modules.
15. The electric device with multi-screen as recited in claim 14, wherein the controlling module further comprises a switch unit, used to electrically connect the signal transmitting unit to one of the display modules selectively.
16. The electric device with multi-screen as recited in claim 14, wherein the controlling module comprises a plurality of storage units and a plurality of signal transmitting units, each signal transmitting unit is electrically connected to the corresponding one of the storage units.
17. The electric device with multi-screen as recited in claim 14, wherein the signal receiving unit is wireless signal receiver.
18. The electric device with multi-screen as recited in claim 14, wherein the signal receiving unit is wired signal receiver.
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 device for reduction of power of electrical components comprising:
a chip as an electrical component;
means for measuring temperature of the chip; and
means for regulating an operating voltage of the chip based on the measured temperature of the chip wherein when said means for measuring the temperature of the chip senses a chip temperature that is less than a predetermined threshold temperature value which represents an idle state of the chip that is a low power state of the chip, said means for regulating the operating voltage of the chip changes the operating voltage of the chip to a minimum allowed voltage value at its idle state, wherein the threshold temperature representing the idle state of the chip is determined based on component speed characteristics of the chip and wherein the minimum allowed voltage and the threshold temperature maintain the component speed characteristics of the chip, while providing significant reduction in power consumption of the chip.
2. The device according to claim 1, wherein the chip is a silicon-based component.
3. The device according to claim 2, wherein the chip is one of a Si component, a Si-germanium component, a gallium arsenide component or other semiconductor component.
4. The device according to claim 1, wherein said means for measuring the temperature of the chip comprises a thermocouple.
5. The device according to claim 1, wherein said means for measuring the temperature of the chip comprises a thermal diode.
6. The device according to claim 1, wherein said means for regulating the operating voltage of the chip comprises an external voltage regulator.
7. The device according to claim 1, wherein said means for regulating the operating voltage of the chip comprises an internal linearswitched voltage regulator.
8. The device according to claim 1, wherein said means for regulating the operating voltage comprises firmware.
9. A device for reduction of power of electrical components comprising:
a chip as an electrical component;
a thermometer that outputs temperature of said chip;
a voltage regulator coupled to the output of the thermometer and to the chip wherein said voltage regulator reduces operating voltage of the chip when the output of the thermometer is less than a threshold temperature representing an idle state of the chip that is a low power state of the chip and said voltage regulator reduces the operating voltage of the electrical component to a minimum allowed voltage value in its idle state when the sensed temperature is below the threshold temperature, wherein the threshold temperature representing the idle state of the chip is determined based on component speed characteristics of the chip and wherein the minimum allowed voltage and the threshold temperature maintain the component speed characteristics of the chip, while providing significant reduction in power consumption of the chip.
10. The device according to claim 9, wherein the chip comprises one of silicon, silicon germanium, gallium arsenide, or other semiconductor material.
11. The device according to claim 9, wherein said thermometer comprises a thermal diode.
12. The device according to claim 9, wherein said voltage regulator comprises an external voltage regulator.
13. The device according to claim 9, wherein said voltage regulator comprises an internal linearswitched voltage regulator.
14. The device according to claim 9, wherein said voltage regulator regulates the operating voltage of the chip using firmware.
15. The device according to claim 9, further comprising a card on which at least two chips are disposed where the thermometer measures the temperature of each chip and the voltage regulator reduces the operating voltage of each respective chip when the measured temperature of the respective chip is less than the respective threshold temperature.
16. The device according to claim 9, further comprising a card on which at least two chips are disposed where the thermometer comprises an individual thermometer to measure the temperature of each chip and the voltage regulator comprises individual chip specific voltage regulators that are respectively associated with one of the at least two chips so that the operating voltage of the at least two chips is reduced when the output of the respective, individual thermometer is less than the respective threshold temperature.
17. The device according to claim 9, further comprising a card on which at least two chips are disposed where the thermometer measures the temperature of each chip and the voltage regulator comprises individual chip specific voltage regulators that are respectively associated with one of the at least two chips so that the operating voltage of the at least two chips is reduced when the output of the respective, individual thermometer is less than the respective threshold temperature.
18. The device according to claim 17, wherein a first voltage regulator reduces the operating voltage of at least two chips and a second voltage regulator reduces the operating voltage of another chip.
19. A method for reduction of power of electrical components, comprising:
measuring temperature of a chip or electrical component while the chip is ON; and
reducing an operating voltage delivered to the chip to a minimum allowed voltage when the measured temperature of the chip drops below a predefined threshold temperature representing an idle state of the chip that is a low power state of the chip wherein the predefined threshold temperature is selected to be a chip temperature below which the chip is presumed to be in the idle state, wherein the threshold temperature representing the idle state of the chip is determined based on component speed characteristics of the chip and wherein the minimum allowed voltage and the threshold temperature maintain the component speed characteristics of the chip, while providing significant reduction in power consumption of the chip.
20. The method according to claim 19, wherein the reduced operating voltage is changed to a nominal operating voltage, when the chip returns to a normal operating mode.
21. A machine-readable storage medium that provides instructions, which when executed by a computing platform, cause said computing platform to perform operations comprising a method for reduction of power of electrical components of:
measuring temperature of an electrical chip while the electrical chip is ON; and
reducing an operating voltage delivered to the chip to a minimum allowed voltage when the measured temperature of the chip drops below a predefined threshold temperature representing an idle state of the chip that is a low power state of the chip, wherein the threshold temperature representing the idle state of the chip is determined based on component speed characteristics of the chip and wherein the minimum allowed voltage and the threshold temperature maintain the component speed characteristics of the chip, while providing significant reduction in power consumption of the chip.
22. The machine-readable storage medium of claim 21, wherein the predefined threshold temperature is selected to be a chip temperature below which the chip is presumed to be in the idle state.
23. The machine-readable storage medium according to claim 21, wherein the reduced operating voltage is changed to a nominal operating voltage, when the chip returns to a normal operating mode.