1. A processing system for a display device integrated with a capacitive sensing device, the processing system comprising:
a driver module comprising driver circuitry, the driver module configured for coupling to a sub-pixel with a first source line and a first common electrode, wherein the driver module is configured to:
update the sub-pixel by driving the first source line to a first voltage;
drive the first common electrode for capacitive sensing by modulating the first common electrode between a second voltage and a third voltage; and
shift the first voltage driven onto the first source line while the first common electrode is modulated between the second voltage and the third voltage by a value about equal to a difference between the second voltage and the third voltage;
a receiver module coupled to a plurality of receiver electrodes configured to receive resulting signals with the receiver electrodes while the first common electrode is modulated between the second voltage and the third voltage; and
wherein the processing system is configured to determine positional information based on the resulting signals.
2. The processing system of claim 1, wherein the driver module is further configured to:
drive the first common electrode for capacitive sensing while a gate line associated with the sub-pixel is driven at a steady state voltage.
3. The processing system of claim 1, wherein the driver module is further configured to:
drive the first common electrode at a steady state voltage while voltage driven on a gate line associated with the sub-pixel is changing.
4. The processing system of claim 1, wherein the driver module is further configured to:
drive the first common electrode to the second voltage that is greater than the third voltage.
5. The processing system of claim 1, wherein the driver module is further configured to:
drive the first common electrode to the second voltage that is less than the third voltage.
6. The processing system of claim 1, wherein the driver module comprises:
a digital to analog converter (DAC) having an output configured to provide the first voltage to the sub-pixel, wherein the DAC has an operating voltage range of at least about 10 VDC.
7. The processing system of claim 1, wherein the driver module comprises:
a digital to analog converter (DAC) having an output configured to provide the first voltage to the sub-pixel;
a first switch operable to selectively toggle a VDD input of the DAC between a high value and low value; and
a second switch operable to selectively toggle a reference voltage input of the DAC between a high value and a low value, wherein each of the first switch and the second switch toggle substantially simultaneously from the high value to the low value.
8. The processing system of claim 1, wherein the driver module comprises:
a digital to analog converter (DAC) having an output coupled to an output buffer;
a first switch operable to selectively toggle a VDD input to the DAC and output buffer between a high value and low value; and
a second switch operable to selectively toggle a reference voltage input to the DAC and output buffer between a high value and a low value, wherein each of the first switch and the second which toggle substantially simultaneously from the high value to the low value.
9. The processing system of claim 1, wherein the driver module comprises:
a first digital to analog converter (DAC) configured to output the first voltage;
a second DAC having configured to output the third voltage; and
a switch operable to selectively couple one of the first DAC and the second DAC to the sub-pixel.
10. A method of capacitive sensing with a display device integrated with a capacitive sensing device having a sub-pixel, a first source line coupled to the sub-pixel, a first common electrode coupled to the sub-pixel, and a plurality of receiver electrodes, the method comprising:
simultaneously updating the sub-pixel and driving the first common electrode for capacitive sensing by:
driving the first source line with a first voltage to update the sub-pixel;
driving the first common electrode for capacitive sensing by modulating the first common electrode between a second voltage and a third voltage; and
shifting a value of the first voltage driven onto the first source line while the first common electrode is modulated between the second voltage and the third voltage by an amount equal to about a difference between the second voltage and the third voltage;
receiving resulting signals with the receiver electrodes while the first common electrode is modulated between the second voltage and the third voltage; and
determining positional information based on the resulting signals.
11. The method of claim 10 further comprising:
driving the first common electrode for capacitive sensing while a gate line associated with the sub-pixel is driven at a steady state voltage.
12. The method of claim 10 further comprising:
driving the first common electrode at a steady state voltage while voltage driven on a gate line associated with the sub-pixel is changing.
13. The method of claim 10 further comprising:
driving the first common electrode to the second voltage that is greater than the third voltage.
14. The method of claim 10 further comprising:
driving the first common electrode to the second voltage that is less than the third voltage.
15. The method of claim 10 further comprising:
providing a differential voltage of at least about 10 VDC across high and ground inputs of a digital to analog converter (DAC) providing the first voltage to the sub-pixel.
16. The method of claim 10 further comprising:
toggling a VDD input of an analog to digital converter (DAC) providing first voltage to the sub-pixel between a high value and low value; and
toggling a reference voltage input of the DAC between a high value and low value digital substantially simultaneously with the toggling of the VDD input from the high value to the low value.
17. The method of claim 10 further comprising:
switching VDD inputs of a digital to analog converter (DAC) and an output buffer coupled to the DAC between a high value and low value; and
switching reference voltage inputs of the DAC and the output buffer between a high value and low value from the high value to the low value substantially simultaneously with the switching of the VDD input from the high value to the low value.
18. The method of claim 10 further comprising:
outputting the first voltage from a first digital to analog converter (DAC) configured;
outputting the third voltage from a second DAC; and
switching an output of one of the first DAC and second DAC to the sub-pixel.
19. An input device comprising:
a plurality of source lines;
a plurality of common electrodes; and
a processing system configured for coupling to a sub-pixel with a first source line of the plurality of source lines and a first common electrode of the plurality of common electrodes, wherein the processing system is configured to:
update the sub-pixel by driving the first source line to a first voltage;
drive the first common electrode for capacitive sensing by modulating the first common electrode between a second voltage and a third voltage while a gate line associated with the sub-pixel is driven at a steady state voltage;
shift the first voltage driven onto the first source line while the first common electrode is modulated between the second voltage and the third voltage by a value about equal to a difference between the second voltage and the third voltage;
receive resulting signals with the receiver electrodes while the first common electrode is modulated between the second voltage and the third voltage; and
a processing system configured to determine positional information based on the resulting signals.
20. The input device of claim 19, wherein the input device is further configured to:
drive the first common electrode at a steady state voltage while voltage driven on a gate line associated with the sub-pixel is changing.
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 safety angle cock air-bleeding in a multi-mode and having a ball core revolved in a single direction includes a cock body with a casing, a shaft, a main pipe joint and a hose joint with a locking nose, wherein there is on a upper part of the casing of the cock body a limit stop with a handle mount, a pallet and a ratchet wheel are disposed in the handle mount for controlling rotation of the shaft in a single direction, a small sealing ring is arranged at a hose connection port of the cock body and a large sealing ring at a main pipe connection port of the cock body, and the ball core positioned in the cock body is connected to the lower end of the shaft and provided with a air bleeding slot on each side thereof, the length of the slot being bigger than the diameter of the small sealing ring and smaller than the diameter of the big sealing ring, characterized in that an air bleeding valve for adjusting and controlling air-bleed is mounted at a bottom of the casing of the cock body, the air bleeding valve including a revolving vane for adjusting and controlling air bleed with a driving plectrum fitted in a driving groove that is disposed at a bottom of the ball core.
2. A safety angle cock according to claim 1, characterized in that the air bleeding valve further includes an air bleeding seat for adjusting and controlling air bleed, an air bleeding pad for adjusting and controlling air bleed and an air bleeding protection cover plate, all of them being mounted in sequence at the bottom of the casing of the cock body.
3. A safety angle cock according to claim 1, characterized in that the air bleeding valve further includes an air bleeding seat for adjusting and controlling air bleed, an air bleeding pad for adjusting and controlling air bleed and an air bleeding protection cover plate, all of them being mounted in sequence at the bottom of the casing of the cock body.
4. A safety angle cock according to claim 2, characterized in that air bleeding holes in different sizes are provided on the revolving vane and correspond to air bleeding holes provided on the air bleeding seat and the air bleeding pad.
5. A safety angle cock according to claim 3, characterized in that air bleeding holes in different sizes are provided on the revolving vane and correspond to air bleeding holes provided on the air bleeding seat and the air bleeding pad.
6. A safety angle cock according to claim 2, characterized in that there are on the lower part of the air bleeding protection cover plate a plurality of air bleeding holes staggered with the air bleeding holes of the air bleeding pad and surrounded with a plurality of air bleeding channels.
7. A safety angle cock according to claim 3, characterized in that there are on the lower part of the air bleeding protection cover plate a plurality of air bleeding holes staggered with the air bleeding holes of the air bleeding pad and surrounded with a plurality of air bleeding channels.
8. A safety angle cock according to claim 1, characterized in that the handle mount is mounted with a movable handle having a socket that corresponds to the locking nose.
9. A safety angle cock according to claim 1, characterized in that the locking nose is provided with a split pin hole and a stop fin socket.
10. A safety angle cock according to claim 8, characterized in that the locking nose is provided with a split pin hole and a stop fin socket.
11. A safety angle cock according to claim 1, characterized in that the pallet is not provided with restoring spring.
12. A safety angle cock according to claim 1, characterized in that a top cover is fixedly mounted at an upper end of the rotation shaft.
13. A safety angle cock according to claim 12, characterized in that a bidirectional arrow is located on an upper surface of the top cover and a display screen is arranged on each of two sides of the top cover.