Abstract: The present disclosure provides a device for detecting a fixation of a stylus and an intelligent interactive board. The device according to the present disclosure includes a first support, a switch assembly, a magnet assembly and an elastic assembly. The switch assembly is arranged on the first support. A side of the magnet assembly being away from the first support is used to adhere the stylus. The switch assembly includes a micro switch. The micro switch includes a triggering button. The triggering button is arranged facing the magnet assembly, and the magnet assembly includes a triggering part. The magnet assembly is movably connected with the first support, and the elastic assembly is arranged at a movable joint between the magnet assembly and the first support. The device according to the present disclosure can detect the state of the stylus reliably and effectively.

Abstract: The present disclosure discloses a ground cleaning apparatus which includes a rolling brush assembly, a shell covering the rolling brush assembly, a transmission motor, a power module, and a control module. The control module can control the power module to connect with the transmission motor. The transmission motor drives the rolling brush assembly to rotate. The ground cleaning apparatus further includes a clear water tank, a wastewater tank, a ground brush module, and a threaded rod assembly. The ground brush module includes a ground brush holder body and a wastewater tank, a ground brush holder right cover and a ground brush holder left cover are arranged on two sides of the ground brush holder body, and the rolling brush assembly is mounted in the ground brush module through the ground brush holder right cover and the ground brush holder left cover.

Abstract: A touch panel and a touch display device are provided. The touch panel includes an electrode layer. The electrode layer includes: a plurality of conducting regions arranged in parallel and at intervals; a non-conducting region located between adjacent conducting regions, where the non-conducting region includes an edge region close to a conducting region and a central region far away from the conducting region, and the edge region is adjacent to the central region; and a plurality of suspending blocks located in the non-conducting region, where cutting grooves are provided between the suspending block close to the conducting region and the conducting region, and between adjacent suspending blocks, and a density of the cutting grooves located in the edge region is greater than that of the cutting grooves located in the central region.

Abstract: The present disclosure discloses a method and device for multiple-terminal collaboratively updating a displayed content.

Abstract: Embodiments of the present disclosure discloses a method and a device for connecting apparatuses, apparatuses and storage medium, which relates to the field of communication. The method includes: determining whether the first apparatus stores an identifier of a target-type apparatus; when the first apparatus stores the identifier of the target-type apparatus, transmitting triggering information to a second apparatus, wherein the triggering information is used to trigger the second apparatus to transmit a connection request, a type associated with the second apparatus is the target type, and the second apparatus is connected with the first apparatus through a wired input line; receiving the connection request transmitted by the second apparatus; and establishing a wireless connection with the second apparatus based on the connection request. Therefore, the embodiments of the present disclosure can automatically connect apparatuses and improve an efficiency of connecting apparatuses.

Abstract: The present disclosure provides a device for detecting a fixation of a stylus and an intelligent interactive board. The device according to the present disclosure includes a first support, a switch assembly, a magnet assembly and an elastic assembly. The switch assembly is arranged on the first support. A side of the magnet assembly being away from the first support is used to adhere the stylus. The switch assembly includes a micro switch. The micro switch includes a triggering button. The triggering button is arranged facing the magnet assembly, and the magnet assembly includes a triggering part. The magnet assembly is movably connected with the first support, and the elastic assembly is arranged at a movable joint between the magnet assembly and the first support. The device according to the present disclosure can detect the state of the stylus reliably and effectively.

Abstract: A touch frame equipped on the interactive board has a touch response precision within a set precision range, including displaying, using a display screen, a display interface containing handwriting to be erased; receiving a handwriting erasing instruction and entering into a handwriting erasing mode, and the handwriting erasing instruction is generated by a user touch action; acquiring touch point information fed back through the touch frame when a touch object touches a surface of the display screen and moves on the surface, and the touch object is manipulated by the user; erasing the handwriting to be erased in the interface along an erasing geometry shape matching the touch object based on an analysis of the acquired touch point information and the handwriting to be erased.

Abstract: The present application discloses an operation method of an interactive flat panel. The method includes starting a slide play mode of the interactive flat panel, displaying a play mode interface of a slide document and an interface of an annotation application on a display screen of the interactive flat panel, wherein the interface of the annotation application is a transparent layer covering the interface of the slide document, and the play mode interface plays a first image of the slide document, and receiving, via a touch sensing device of the interactive flat panel, a touch operation on the interface of the annotation application, wherein the touch operation is a sliding operation of one or more fingers on the interface of the annotation application, and the sliding operation is a horizontal or vertical sliding action relative to a border of the interface of the annotation application.

Abstract: A communication device includes an interface connector for connecting to a computing circuit to receive a media data and an external power supply, a transmission circuit, wherein the circuit transmits the media data to a network, a battery power supply, a controller circuit powered by the battery power supply, a sensor, communicatively coupled to the controller circuit, for detecting a movement of the communication device, a switch circuit for switchably connecting the battery power supply to the transmission circuit responsive to a first switch control signal, and a test circuit, communicatively coupled to the controller circuit, for generating the first switch control signal based on an external power control signal indicating whether the interface connector is connected to the computing circuit and a motion detection signal indicating whether the sensor detects the movement of the communication device.

Abstract: The present application discloses an operation method of an interactive flat panel, a storage medium, and related equipment. The method comprises displaying a play mode interface of a slide document and an interface of an annotation application, wherein the interface of the annotation application is a transparent layer covering the interface of the slide document. The method further comprises receiving a touch operation on the interface of the annotation application. When the touch operation is of a first type, page-turning of the slide document is performed, and when the touch operation is of a second type, the slide document is annotated on the interface of the annotation application.

Abstract: A communication device includes an interface connector for connecting to a computing device to receive a media data and an external power supply, a transmission subsystem for transmitting the media content to a network, a battery power supply, a controller circuit powered by the battery power supply, a sensor, communicatively coupled to the controller circuit, for detecting a movement of the communication device, and a switch circuit for switchably connecting the battery power supply to the transmission subsystem responsive to a first switch control signal that is generated based on a motion detection signal generated by the controller circuit responsive to a detection of the movement by the sensor.

Abstract: A dual-system device and writing method and apparatus thereof, and interactive intelligent tablet includes a first system and a second system receiving touch data, where the data rendering speed of the first system is faster than that of the second system, and the data processing speed of the second system is faster than that of the first system; the first system acquiring data to be rendered from a target storage area, where the data to be rendered is generated by the second system according to the touch data and stored in the target storage area; the first system rendering the data to be rendered to obtain handwriting data to be displayed, and transmitting the handwriting data to be displayed to a display screen of the dual-system device for display. The disclosure solves the technical problem of writing delay of an external system when using dual-system to perform writing.

Abstract: An interactive white board, a data processing method and device for same are disclosed. The interactive white board includes a touch component, a device processor, a first control unit and multiple first channel modules, where the touch component is configured to generate first touch data and send it to the device processor; the device processor is configured to mark the first touch data according to a current display channel to generate second touch data and send it to the first control unit, where the second touch data includes an identifier corresponding to the current display channel; the first control unit is configured to send the second touch data to a corresponding one of the first channel modules according to the identifier corresponding to the current display channel; and the first channel module is configured to receive the second touch data through the corresponding display channel and make a touch response.