Touch Sensitive Processing Apparatus, Method and Electronic System

A touch sensitive processing method adaptive to a touch sensitive processing apparatus configured to connect to a touch screen and used to detect at least one object approximating or touching the touch screen, wherein the touch screen comprises a plurality of first electrodes being parallel to a first axis, a plurality of second electrodes being parallel to a second axis, and a plurality of third electrodes being parallel to the second axis, wherein each of the first electrodes is arranged to be spanned on the touch screen and intersects with the second electrodes or the third electrodes to form multiple intersection areas, the touch sensitive processing method comprising:

• executing iteratively the following steps:
• having the driving circuit simultaneously sending a driving signal to two or more first electrodes, wherein at least one of the two or more first electrodes intersects with the second electrodes to form the multiple intersection areas, the other of the two or more first electrodes intersects with the third electrodes to form the multiple intersection areas;
• and
• having a sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional sensing information, having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate another one-dimensional sensing information.

An electronic apparatus used to detect at least one object approximating or touching a touch screen, the electronic system comprising:

• the touch screen, comprising:
• a plurality of first electrodes being parallel to a first axis;
• a plurality of second electrodes being parallel to a second axis;
• and
• a plurality of third electrodes being parallel to the second axis, wherein each of the first electrodes is arranged to be spanned on the touch screen and intersects with the second electrodes or the third electrodes to form multiple intersection areas;
• and
• a touch sensitive processing apparatus, comprising:
• a driving circuit, connecting to the first electrodes, respectively;
• a sensing circuit, connecting to the second electrodes and the third electrodes, respectively;
• and
• a processor, configured to connect to the driving circuit and the sensing circuit, the processor configured for iteratively executing the following steps:
• having the driving circuit simultaneously sending a driving signal to two or more first electrodes, wherein at least one of the two or more first electrodes intersects with the second electrodes to form the multiple intersection areas, the other of the two or more first electrodes intersects with the third electrodes to form the multiple intersection areas;
• and
• having the sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional sensing information, having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate another one-dimensional sensing information.

A touch sensitive processing apparatus configured to connect to a touch screen and used to detect at least one object approximating or touching the touch screen, wherein the touch screen comprises a plurality of first electrodes being parallel to a first axis, a plurality of second electrodes being parallel to a second axis, and a plurality of third electrodes being parallel to the second axis, wherein each of the first electrodes is arranged to be spanned on the touch screen and intersects with the second electrodes or the third electrodes to form multiple intersection areas, the touch sensitive processing apparatus comprising:

• a driving circuit, connecting to the first electrodes, respectively;
• a sensing circuit, connecting to the second electrodes and the third electrodes, respectively;
• and
• a processor, configured to connect to the driving circuit and the sensing circuit, the processor configured for iteratively executing the following steps:
• having the driving circuit sending the driving signal to all of the first electrodes;
• having the sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional first half screen sensing information, having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate a one-dimensional second half screen sensing information;
• determining if any object approximating or touching at least one of the second electrodes according to the one-dimensional first half screen sensing information;
• determining if any object approximating or touching at least one of the third electrodes according to the one-dimensional second half screen sensing information;
• and
• reporting to a host there is no approaching object when no object approximating or touching at least one of the second electrodes and at least one of the third electrodes is determined.

A touch sensitive processing method adaptive to a touch sensitive processing apparatus configured to connect to a touch screen and used to detect at least one object approximating or touching the touch screen, wherein the touch screen comprises a plurality of first electrodes being parallel to a first axis, a plurality of second electrodes being parallel to a second axis, and a plurality of third electrodes being parallel to the second axis, wherein each of the first electrodes is arranged to be spanned on the touch screen and intersects with the second electrodes or the third electrodes to form multiple intersection areas, the touch sensitive processing method comprising:

• having a driving circuit sending a driving signal to all of the first electrodes;
• having a sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional first half screen sensing information, having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate a one-dimensional second half screen sensing information;
• determining if any object approximating or touching at least one of the second electrodes according to the one-dimensional first half screen sensing information;
• determining if any object approximating or touching at least one of the third electrodes according to the one-dimensional second half screen sensing information;
• and
• reporting to a host there is no approaching object when no object approximating or touching at least one of the second electrodes and at least one of the third electrodes is determined.

An electronic apparatus used to detect at least one object approximating or touching a touch screen, comprising:

• the touch screen, comprising:
• a plurality of first electrodes being parallel to a first axis;
• a plurality of second electrodes being parallel to a second axis;
• and
• a plurality of third electrodes being parallel to the second axis, wherein each of the first electrodes is arranged to be spanned on the touch screen and intersects with the second electrodes or the third electrodes to form multiple intersection areas;
• and
• a touch sensitive processing apparatus, comprising:
• a driving circuit, connecting to the first electrodes, respectively;
• a sensing circuit, connecting to the second electrodes and the third electrodes, respectively;
• and
• a processor, configured to connect to the driving circuit and the sensing circuit, the processor configured for iteratively executing the following steps:
• having the driving circuit sending a driving signal to all of the first electrodes;
• having the sensing circuit simultaneously sensing the driving signal via the second electrodes to generate a one-dimensional first half screen sensing information, having the sensing circuit simultaneously sensing the driving signal via the third electrodes to generate a one-dimensional second half screen sensing information;
• determining if any object approximating or touching at least one of the second electrodes according to the one-dimensional first half screen sensing information;
• determining if any object approximating or touching at least one of the third electrodes according to the one-dimensional second half screen sensing information;
• and
• reporting to a host there is no approaching object when no object approximating or touching at least one of the second electrodes and at least one of the third electrodes is determined.