Abstract: A negative electrode active material for a lithium secondary battery which includes first negative electrode active material particles including artificial graphite particles and a carbon coating layer formed on the artificial graphite particle; and second negative electrode active material particles including natural graphite particles, wherein the first negative electrode active material particles have a larger average particle diameter (D50) than an average particle diameter (D50) of the second negative electrode active material particles, and a weight ratio of the first negative electrode active material particles and the second negative electrode active material particles is in a range of 70:30 to 95:5.

Abstract: There is provided an obstacle detection method, an electronic device and a storage medium, which relates to the field of computer technologies, and particularly to the fields of autonomous driving technologies, intelligent transportation technologies, Internet of Things technologies, deep learning technologies, or the like. The method for detecting obstacle includes: detecting an obstacle in a vehicle traveling process using plural obstacle detection manners to obtain plural initial detection results of the obstacle, the plural initial detection results corresponding to the plural obstacle detection manners; fusing the plural initial detection results to obtain a fusion result; and obtaining a final detection result of the obstacle based on the fusion result.

Abstract: A method for personalized auditory training of a hearing aid user, is disclosed herein. The method comprises providing, via a user interface, a sound stimulus, the sound stimulus comprising software-generated speech structure, wherein the voice of the software-generated speech structure is a replica of a real-life voice recording of a person of the user's choice. Recording a response of the user to the sound stimulus, wherein the response comprises the user's judgement regarding the provided sound stimulus. Analyzing, using a processing circuit, the correctness of the user's judgement, and providing, via the user interface, a feedback to the user regarding the correctness of the judgement.

Abstract: A surface treatment method of magnetic circuit of loudspeaker includes: S1, assembling components of the magnetic circuit; S2, painting treatment; S3, assembling the loudspeaker; and S4, testing and packaging. In the S1, a T yoke and a magnet are cleaned with a detergent to ensure that adhered surfaces do not remain any pollutants, and surfaces of the T yoke and the magnet are mechanically treated by one of grinding, sanding and sandblasting to obtain a better adhered effect. By painting the surface of the magnetic circuit, the method repairs surface defects of the magnetic circuit, improves the product quality, provides a personalized design, increases the diversity of the product appearance, and makes the product more marketable. The method is simple and mature, and the cost is low. The method integrates components of the loudspeaker by painting, making the product appearance more beautiful and protective without affecting the product performance.

Abstract: A portable monitoring device, including a housing, a physiological parameter acquiring circuit, a signal transmitting circuit, and a signal receiving circuit, is provided. The physiological parameter acquiring circuit is configured to acquire physiological sign parameters of a monitoring object; the signal transmitting circuit is configured to determine a transmitting frequency of a communication signal according to the current communication state, and transmit the physiological sign parameters to a wireless access point by means of the communication signal of the transmitting frequency; the signal receiving circuit is configured to receive the communication signal transmitted by the wireless access point, and perform filter processing on the communication signal of the current communication channel to suppress interference signals from other communication signals.

Abstract: A connector 10 is provided with a connector housing 11 formed with a first cavity 16 extending in a front-rear direction, a first terminal 12 accommodated in the first cavity 16, a front mask 13 to be attached to a front end part of the connector housing 11, and a lid member 14 to be mounted on an upper surface of the connector housing 11. The front mask 13 is attached to the connector housing 11 from above. The lid member 14 at least partially covers an upper surface of the front mask 13. The front mask 13 includes a front cavity 35 extending in the front-rear direction. A front end part of the first terminal 12 is accommodated in the front cavity 35.

Abstract: A display substrate has a central region and an edge region, and includes a plurality of structural units arranged in an array in the central region and the edge region; each structural unit is provided with a plurality of through holes, and divided by the plurality of through holes into a pixel island for displaying and a bridge portion for transmitting signals; the plurality of through holes are arranged around the pixel island; a part of the bridge portion is positioned between the pixel island and the through holes, and another part of the bridge portion is positioned between adjacent through holes; and a pixel pitch between adjacent pixel islands in the structural units in the edge region is equal to a pixel pitch between adjacent pixel islands in the structural units in the central region.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, a sub-pixel unit, a data line, a scan line, a plurality of test contact pads, a first peripheral-zone insulating layer and an auxiliary electrode layer. The base substrate includes a display zone and a peripheral zone, the peripheral zone including a test bonding zone. Each of the plurality of the test contact pads includes a first test-contact-pad metal layer and a second test-contact-pad metal layer, wherein the second test-contact-pad metal layer covers the first test-contact-pad metal layer and contacts the first test-contact-pad metal layer in at least portion of a periphery of the first test-contact-pad metal layer. The auxiliary electrode layer includes a plurality of first relay electrode patterns located within the test bonding zone and a plurality of auxiliary electrodes located within the display zone.

Abstract: An apparatus for estimating bio-information, may include: a sensor part having a photoplethysmography (PPG) sensor configured to measure a PPG signal from an object of a user, and a force sensor configured to measure a contact force between the object and the PPG sensor; an output interface, which before the PPG signal is measured, is configured to output first guide information indicating a predetermined number of times the user is required to touch the sensor part, and second guide information indicating a number of times that the sensor part has been touched since the first guide information is output; and a processor configured to estimate bio-information of the user by using the PPG signal based on the number of times that the sensor has been touched since the first guide information is output, corresponding to the predetermined number of times the user is required to touch.

Abstract: An electronic device is provided. The electronic device includes a first lens support, a second lens support movable with respect to the first lens support, a first moving member coupled to the first lens support to move together with the first lens support, a second moving member coupled to the second lens support to move together with the second lens support, a plurality of friction members penetrating the first moving member and the second moving member and movable with respect to each other, and at least one deforming member disposed between the plurality of friction members and configured to press each of the plurality of friction members in a direction away from each other friction member.

Abstract: A meter monitoring system (200) includes: a wireless gateway (202), a monitoring device (201), and at least one meter recognition apparatus (100). The meter recognition apparatus (100) includes: an image acquirer (1), a processor (2), and a wireless transceiver (3). The image acquirer (1) is configured to acquire images of a display side of a monitoring meter (4) at set time intervals. The processor (2) is coupled to the image acquirer (1) and configured to determine, according to an image of the images acquired by the image acquirer (1) and based on an image processing algorithm, monitoring data displayed by the monitoring meter (4). The wireless transceiver (3) is coupled to the processor (2) and configured to send the monitoring data determined by the processor (2) to the wireless gateway (202). The wireless gateway (202) is configured to transmit the received monitoring data to the monitoring device (201).

Abstract: A lens module, constructed to include all necessary filters but retaining its wide-angle characteristic and short focal length, is comprised of a housing, a cover plate, and a filter switcher. The housing and the cover plate form a receiving cavity, the cavity containing the filter switcher. The filter switcher includes holder, two mounting frames, two first adhesive layers, and two filters, and is of minimal thickness. The two first adhesive layers fix the filters on the two mounting frames. An enlarged installation space within the lens module is not required. The disclosure also relates to an electronic device using the lens module.

Abstract: A method, a terminal device, and a network device for communication are provided. One example method comprises: performing a third operation in response to a change of a satellite corresponding to a first cell for the terminal device, wherein the change comprises a change from a first satellite to a second satellite.

Abstract: An electronic device includes a display panel, a biometric information sensing layer disposed under the display panel and including a sensor, and an optical pattern layer disposed between the display panel and the biometric information sensing layer and including a plurality of transmissive portions and a light blocking portion. The light blocking portion includes a light blocking layer disposed on the biometric information sensing layer, an intermediate layer disposed on the light blocking layer, and a metal layer disposed on the intermediate layer.

Abstract: A display module and a display apparatus are provided in the present disclosure. The display module includes a backlight assembly and a display anti-peep assembly. The display anti-peep assembly is on a light-exiting side of the backlight assembly; and the display anti-peep assembly includes a display assembly and an anti-peep assembly; and the anti-peep assembly at least includes a plurality of light-blocking parts which is arranged along a direction in parallel with a plane where the display module is located. The display module further includes a first display mode and a second display mode. In the first display mode, the anti-peep assembly is in an operating state, and a light-exiting angle of the anti-peep assembly is ?1; and in the second display mode, the anti-peep assembly is not in an operating state, and the light-exiting angle of the display anti-peep assembly is ?2, where ?1<?2.

Abstract: An electronic device according to an embodiment may include an antenna radiator, a conductive member, a wireless communication circuit configured to feed power to a first point of the conductive member and a second point spaced apart from the first point, and a ground electrically connected to a third point between the first point and the second point of the conductive member, at least a portion of one region of the conductive member including the third point may overlap the antenna radiator, and the wireless communication circuit may be configured to transmit and/or receive a signal of a first frequency band based on a first electrical path formed by feeding power to the first point of the conductive member; and transmit and/or receive the signal of the first frequency band based on a second electrical path formed by feeding power to the second point of the conductive member.

Abstract: There are provided a semiconductor module capable of preventing the peeling of a sealing resin on the side where a connection section used for the connection to a semiconductor element is arranged and a manufacturing method for a semiconductor module. A semiconductor module includes: an outer frame; sealing resins; gate signal output terminals, and partition sections laid across the outer flame to partition a space into a plurality of housing sections, in the partition sections which the gate signal output terminals with connection sections exposed are arranged. The partition sections have through holes where sealing resins are formed, the sealing resins connecting adjacent housing sections and the sealing resin formed in the through hole being continuous with the sealing resins formed in the housing sections.