Abstract: The present disclosure provides an ultrasonic touch device and a display device. The ultrasonic touch device includes a touch layer, having a plurality of probes fixedly disposed on a first side thereof, the plurality of probes being perpendicular to the touch layer; an interlayer disposed on the first side of the touch layer, the plurality of probes penetrating the interlayer and extend from the first side of the touch layer to a second side of the interlayer; a dielectric layer disposed on the second side of the interlayer, and an ultrasonic transceiver disposed at a periphery of the dielectric layer, configured to transmit a detecting ultrasonic wave to the dielectric layer and receive the reflected ultrasonic wave after the detecting ultrasonic wave is reflected.

Abstract: A touch electrode structure and a touch display device are provided. The touch electrode structure includes a base substrate, and a plurality of touch driving electrodes and a plurality of touch sensing electrodes which are disposed on the base substrate. The touch driving electrodes and the touch sensing electrodes are disposed in the same layer of the base substrate and are insulated from each other, at least one of each of the touch driving electrodes and each of the touch sensing electrodes includes a metal mesh structure, the metal mesh structure includes a plurality of irregular polygonal metal frames.

Abstract: A touch panel, a display device and a manufacturing method of the touch panel are provided, including: a display area and a peripheral area including a bonding area; a first electrode layer and a second electrode layer configured to sense touch and an insulating layer provided between the first electrode layer and the second electrode layer; a first ground wire layer provided in the bonding area on the substrate, the insulating layer including an opening provided on the first ground wire layer, the opening exposing a part of the first ground wire layer; and a second ground wire layer provided on the first insulating layer and the exposed part of the first ground wire layer. The exposed part of the first ground wire layer and the second ground wire layer contact each other in the opening of the insulating layer in the bonding area.

Abstract: A touch panel, a display device and a manufacturing method of the touch panel are provided. The touch panel includes: a first electrode layer and a second electrode layer configured to sense a touch; an insulating layer located between the first electrode layer and the second electrode layer; a first ground wire disposed on a side of the insulating layer facing the first electrode layer; and a second ground wire disposed on a side of the insulating layer facing the second electrode layer. The first ground wire or the second ground wire is electrically connected with a grounding terminal. The insulating layer is provided with a ground wire vias through which the first ground wire and the second ground wire are electrically connected with each other.

Abstract: The present disclosure relates to a chiral compound of formula (I), wherein R1, R1?, R2, R2?, n, n?, m and m? are as defined in the specification. The present disclosure also relates to the preparation of the chiral compound. A cholesteric liquid crystal can be obtained by adding the compound to a nematic liquid crystal material, and the helical twisting power constant of the chiral additive can be changed by irradiating, so as to expand the reflection band width. As such, the present disclosure further relates to the use of the chiral compound in preparing a cholesteric liquid crystal material, a cholesteric liquid crystal material comprising the chiral compound of the present disclosure, and a display device comprising the cholesteric liquid crystal material.

Abstract: The present disclosure provides an ultrasonic touch device and a display device. The ultrasonic touch device includes a touch layer, having a plurality of probes fixedly disposed on a first side thereof, the plurality of probes being perpendicular to the touch layer; an interlayer disposed on the first side of the touch layer, the plurality of probes penetrating the interlayer and extend from the first side of the touch layer to a second side of the interlayer; a dielectric layer disposed on the second side of the interlayer, and an ultrasonic transceiver disposed at a periphery of the dielectric layer, configured to transmit a detecting ultrasonic wave to the dielectric layer and receive the reflected ultrasonic wave after the detecting ultrasonic wave is reflected.

Abstract: The present disclosure provides a touch structure, a test method thereof, a touch panel and a display apparatus. In the touch structure, by taking touch driving electrodes as an example, a plurality of third leads which are insulated from each other and are in one-to-one correspondence with various touch driving electrodes are additionally provided, wherein each of the third leads has one terminal electrically connected to a corresponding touch driving electrode and the other terminal serving as a test point for testing whether there is an open circuit on the corresponding touch driving electrode and the corresponding first lead. In this way, two probes may be placed at a test point in a third lead and a first wiring terminal in a binding area respectively when an open circuit test is conducted on each of the touch driving electrodes and a corresponding first lead.

Abstract: Embodiments of the present invention provide a robust channel (RC)-supporting coding and modulation method and apparatus. The method comprises: forming, on an interface between a PMD layer and a PMS-TC layer, a data frame by using bit data carried in a DMT symbol; determining first-part bit data in the data frame as uncoded bit data on the interface between the PMD layer and the PMS-TC layer, where the first-part bit data includes RC bit data, and coding second-part bit data in the data frame to obtain coded bit data; and mapping, at the PMD layer, the uncoded bit data and the coded bit data onto multiple subcarriers corresponding to the data frame, and performing modulation to obtain modulated subcarriers, where the RC bit data is mapped onto at least one RC subcarrier.

Abstract: The present disclosure provides a touch structure, a test method thereof, a touch panel and a display apparatus. In the touch structure, by taking touch driving electrodes as an example, a plurality of third leads which are insulated from each other and are in one-to-one correspondence with various touch driving electrodes are additionally provided, wherein each of the third leads has one terminal electrically connected to a corresponding touch driving electrode and the other terminal serving as a test point for testing whether there is an open circuit on the corresponding touch driving electrode and the corresponding first lead. In this way, two probes may be placed at a test point in a third lead and a first wiring terminal in a binding area respectively when an open circuit test is conducted on each of the touch driving electrodes and a corresponding first lead.

Abstract: A touch panel, a display device and a manufacturing method of the touch panel are provided. The touch panel includes: a first electrode layer and a second electrode layer configured to sense a touch; an insulating layer located between the first electrode layer and the second electrode layer; a first ground wire disposed on a side of the insulating layer facing the first electrode layer; and a second ground wire disposed on a side of the insulating layer facing the second electrode layer. The first ground wire or the second ground wire is electrically connected with a grounding terminal. The insulating layer is provided with a ground wire vias through which the first ground wire and the second ground wire are electrically connected with each other.

Abstract: Disclosed are a digital modulation method and apparatus.

Abstract: Embodiments of the present invention provide a robust channel (RC)-supporting coding and modulation method and apparatus. The method comprises: forming, on an interface between a PMD layer and a PMS-TC layer, a data frame by using bit data carried in a DMT symbol; determining first-part bit data in the data frame as uncoded bit data on the interface between the PMD layer and the PMS-TC layer, where the first-part bit data includes RC bit data, and coding second-part bit data in the data frame to obtain coded bit data; and mapping, at the PMD layer, the uncoded bit data and the coded bit data onto multiple subcarriers corresponding to the data frame, and performing modulation to obtain modulated subcarriers, where the RC bit data is mapped onto at least one RC subcarrier.

Abstract: Disclosed are a digital modulation method and apparatus.

Abstract: Embodiments of the present invention disclose a signal transmission method. A first correspondence is acquired between both a PSD of transmitted signals of the first communications equipment and a PSD of transmitted signals of a second communications equipment and a signal-to-noise ratio of received signals of the first communications equipment. A second correspondence is acquired between the signal-to-noise ratio of received signals of the first communications equipment and the number of bits for bearing signals. An optimization algorithm is used to calculate a PSD of transmitted signals of the first communications equipment and a PSD of transmitted signals of the second communications equipment.

Abstract: An online reconfiguration method comprising communicating data transfer units (DTUs) using a subscriber line, monitoring the subscriber line for a line condition event, detecting the line condition event, wherein detecting the line condition event comprises determining whether the line condition triggers a threshold, sending an online reconfiguration request message that indicates a robust management channel (RMC) frame type in response to detecting the line condition event, wherein the RMC frame type is a normal RMC frame that comprises time marker information when the line condition event does not trigger the threshold, and wherein the RMC frame type is a special RMC frame that comprises time marker information when the line condition event triggers the threshold, receive an online reconfiguration response message that comprises the time marker information, and synchronizing a transition of one or more transmission parameters using the time marker information.

Abstract: An access node for digital subscriber line (DSL) communication comprising a transceiver configured to couple to a subscriber line, and a control entity coupled to the transceiver, wherein the control entity is configured to receive a request to switch to a nominal asymmetry ratio between an upstream data rate and a downstream data rate after initialization of the subscriber line, determine a flexible time period value based on the nominal asymmetry ratio, wherein the flexible time period is used to define a time division duplexing (TDD) frame structure, and forward a message that comprises the flexible time period value to the transceiver, wherein the transceiver is configured to transmit an upstream transmission using the TDD frame structure over the subscriber line, and receive a downstream transmission using the TDD frame structure over the subscriber line.

Abstract: An online reconfiguration method comprising communicating data transfer units (DTUs) using a subscriber line, monitoring the subscriber line for a line condition event, detecting the line condition event, wherein detecting the line condition event comprises determining whether the line condition triggers a threshold, sending an online reconfiguration request message that indicates a robust management channel (RMC) frame type in response to detecting the line condition event, wherein the RMC frame type is a normal RMC frame that comprises time marker information when the line condition event does not trigger the threshold, and wherein the RMC frame type is a special RMC frame that comprises time marker information when the line condition event triggers the threshold, receive an online reconfiguration response message that comprises the time marker information, and synchronizing a transition of one or more transmission parameters using the time marker information.

Abstract: Embodiments of the present invention disclose a signal transmission method. A first correspondence is acquired between both a PSD of transmitted signals of the first communications equipment and a PSD of transmitted signals of a second communications equipment and a signal-to-noise ratio of received signals of the first communications equipment. A second correspondence is acquired between the signal-to-noise ratio of received signals of the first communications equipment and the number of bits for bearing signals. An optimization algorithm is used to calculate a PSD of transmitted signals of the first communications equipment and a PSD of transmitted signals of the second communications equipment.

Abstract: Embodiments of the present invention relate to a method, an apparatus, and a system for digital subscriber line processing. The signal processing method includes: using a symbol in a frame to be sent to bear data to be sent; acquiring the number of remaining symbols that do not bear the data to be sent in the frame to be sent that bears the data to be sent; and adding information about the number of the remaining symbols in the frame to be sent that bears the data to be sent, and sending the frame that bears the data to be sent and is added with the information about the number of the remaining symbols.

Abstract: An access node for digital subscriber line (DSL) communication comprising a transceiver configured to couple to a subscriber line, and a control entity coupled to the transceiver, wherein the control entity is configured to receive a request to switch to a nominal asymmetry ratio between an upstream data rate and a downstream data rate after initialization of the subscriber line, determine a flexible time period value based on the nominal asymmetry ratio, wherein the flexible time period is used to define a time division duplexing (TDD) frame structure, and forward a message that comprises the flexible time period value to the transceiver, wherein the transceiver is configured to transmit an upstream transmission using the TDD frame structure over the subscriber line, and receive a downstream transmission using the TDD frame structure over the subscriber line.