Touch display panel with near field communication antenna circuit
First Claim
1. A touch display panel, comprising:
- a display region which is provided with a touch circuit; and
a non-display region which is provided with a near field communication (NFC) antenna circuit and a control circuit;
wherein;
the NFC antenna circuit includes at least one coil, a first connecting line connected with one end of the coil and a second connecting line connected with another end of the coil; and
the first connecting line and the second connecting line are connected with the control circuit, and the first connecting line and the second connecting line are connected or disconnected with each other under control of the control circuit,the touch display panel further comprises a touch extension circuit disposed in the non-display region, wherein;
the touch extension circuit includes at least one sensing electrode piece, at least one driving electrode piece, a third connecting line connected with the sensing electrode piece, and a fourth connecting line connected with the driving electrode piece;
the sensing electrode piece and the driving electrode piece are arranged in a same first layer and insulated from each other, the sensing electrode piece is electrically connected with the coil through the third connecting line, the driving electrode piece is connected with the control circuit through the fourth connecting line, and the control circuit is configured to control operation of the driving electrode piece.
1 Assignment
0 Petitions
Accused Products
Abstract
A touch display panel, a manufacturing method thereof, a driving method thereof and a display device. The touch display panel includes: a display region which is provided with a touch circuit; and a non-display region which is provided with a near field communication (NFC) antenna circuit and a control circuit. The NFC antenna circuit includes at least one coil, a first connecting line connected with one end of the coil, and a second connecting line connected with another end of the coil; and the first connecting line and the second connecting line are connected with the control circuit, and the first connecting line and the second connecting line are connected or disconnected with each other under the control of the control circuit.
17 Citations
15 Claims
-
1. A touch display panel, comprising:
-
a display region which is provided with a touch circuit; and a non-display region which is provided with a near field communication (NFC) antenna circuit and a control circuit;
wherein;the NFC antenna circuit includes at least one coil, a first connecting line connected with one end of the coil and a second connecting line connected with another end of the coil; and the first connecting line and the second connecting line are connected with the control circuit, and the first connecting line and the second connecting line are connected or disconnected with each other under control of the control circuit, the touch display panel further comprises a touch extension circuit disposed in the non-display region, wherein; the touch extension circuit includes at least one sensing electrode piece, at least one driving electrode piece, a third connecting line connected with the sensing electrode piece, and a fourth connecting line connected with the driving electrode piece; the sensing electrode piece and the driving electrode piece are arranged in a same first layer and insulated from each other, the sensing electrode piece is electrically connected with the coil through the third connecting line, the driving electrode piece is connected with the control circuit through the fourth connecting line, and the control circuit is configured to control operation of the driving electrode piece. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
-
-
14. A method for manufacturing a touch display panel, comprising:
-
forming, on a base substrate, at least one coil and a plurality of mutually-insulated driving electrodes and sensing electrodes in a same first layer by a first patterning process, wherein the driving electrodes and the sensing electrodes are formed in a predetermined display region, the coil is formed in a predetermined non-display region, and the driving electrodes or the sensing electrodes are discontinuously distributed; forming, by a second patterning process, an insulating layer on the base substrate provided with the coil, the driving electrodes and the sensing electrodes; and forming, on the insulating layer, at least one first connecting line, at least one second connecting line and a plurality of jumpers in a same second layer by a third patterning process, wherein each jumper is connected with two adjacent discontinuously-distributed driving electrodes or sensing electrodes, one end of the coil is electrically connected with a control circuit through the first connecting line, and another end of the coil is electrically connect with the control circuit through the second connecting line, the control circuit is configured to control connection or disconnection between the first connecting line and the second connecting line, and the first connecting line and the second connecting line are not intercrossed, the method further comprising; forming at least one sensing electrode piece and at least one driving electrode piece in the same first layer with the coil, wherein the sensing electrode piece and the driving electrode piece are formed in the non-display region, and the sensing electrode piece, the driving electrode piece and the coil are insulated from each other; and forming at least one third connecting line and at least one fourth connecting line in the same second layer with the first connecting line and the second connecting line, wherein the sensing electrode piece is electrically connected with the coil through the third connecting line, the driving electrode piece is electrically connected with the control circuit through the fourth connecting line, and the first connecting line, the second connecting line, the third connecting line and the fourth connecting line are not intercrossed with each other. - View Dependent Claims (15)
-
Specification