Abstract: A medical device of a medical system is configured for communicating with an external programmer over a wireless communications link. The medical device comprises a wireless communications module configured for receiving a first unencrypted version of a random number and a first encrypted version of the random number from the external programmer over the wireless communications link. The medical device further comprises control circuitry configured for performing an authentication procedure on the external programmer based on the first unencrypted version of the random number and the first encrypted version of the random number, and preventing the external programmer from commanding the medical device to perform an action unless the authentication procedure is successful.

Abstract: An LED display screen controller (10, 31) and a display control system (30) are provided. The LED display screen controller (10, 31) includes: an embedded processor (11, 311); a first WiFi component (14, 313); a second WiFi component (15, 314); a wired network component (16, 315); a first Ethernet PHY chip (17, 316), connected between the wired network component (16, 315) and the embedded processor (11, 311); a programmable logic component (12, 312), connected to the embedded processor (11, 311); and an output port (18), connected to the programmable logic component (12, 312) and configured to connect an LED display screen (33). The embedded processor (11, 311) is configured to configure the first WiFi component (14, 313) to work in an AP mode, and the second WiFi component (15, 314) is adapted to work in a Station mode when the first WiFi component (14, 313) works in the AP mode.

Abstract: An apparatus and a method for rapidly heating cold-rolled strip steel (10). The apparatus for rapidly heating cold-rolled strip steel (10) comprises a heating zone, a soaking zone, and a cooling zone, and the heating zone is sequentially divided into a first heating section (1), a second heating section (2), a third heating section (3), and a fourth heating section (4) along a moving direction of the strip steel (10) to be heated, the first heating section (1) and the fourth heating section (4) being radiant heating sections, and the second heating section (2) and the third heating section (3) being inductive heating sections. The method for rapidly heating cold-rolled strip steel (10) uses the apparatus for rapidly heating cold-rolled strip steel (10) to heat the strip steel (10).

Abstract: The present disclosure relates to a cervical vertebra anterior fixation and fusion system maintaining natural height and the fixing plate. The fixing plate is provided with a plate body, wherein the plate body is provided with windows, locking members and screw fixing holes to be matched with screws. A minimum distance between an upper side wall and a lower side wall of the window in a vertical axis direction is 3-8 mm; and a minimum distance between a left side wall and a right side wall of the window in a transverse axis direction is 12.1-18 mm. The present disclosure further relates to a method for performing anterior cervical intervertebral disc resection and fusion by applying the fixation and fusion system.

Abstract: A display device failure detection method, device and system are disclosed. The display device failure detection method includes that: at least one detection picture image acquired by an image acquisition device when a target display device regularly displays a detection picture sequence is received, and at least one image to be detected is determined from the at least one detection picture image (S11); at least one region to be detected corresponding to at least one display region of the target display device in the at least one image to be detected is determined, and image data of the at least one region to be detected is processed to obtain at least one image processing result (S13); and whether a display exception occurs to the target display device is judged according to the image processing result (S15).

Abstract: Provided are a method device (20, 70) and system (30, 40, 80) for configuring a display screen, for example, the method includes that a network connection request including initial display screen information is sent in a wireless manner after power-on self-test, a network connection is established with a main console (301, 801), the initial display screen information is acquired, the initial display screen information is displayed, the updating operation to position information in the initial display screen information is carried out by the main console (301, 801) to obtain target display screen information, and a coordinate assignment of the target display screen information is displayed to obtain display coordinate information (S61); the target display screen information and the display coordinate information are received, the position information is updated, and identification codes in thea display coordinate information are associated with the initial display screen information, and is stored locally (S62

Abstract: The present invention discloses a speaker module, comprising a housing and a speaker unit located in an inner cavity of the housing and dividing the inner cavity into a front acoustic cavity and a rear acoustic cavity separated from each other, wherein the housing is additionally provided with a pressure relief device configured to communicate the rear acoustic cavity with an external environment and implement an acoustic seal, the pressure relief device comprises a pressure relief hole extending through a thickness direction of the housing and provided with a gland on one side close to the rear acoustic cavity, and a pressure relief groove is disposed at a surface of the gland close to the pressure relief hole, one end of the pressure relief groove is connected with the pressure relief hole, the other end of the pressure relief groove is led out of an end of the gland, and the pressure relief groove and the pressure relief hole together make up a pressure relief passage of the rear acoustic cavity.

Abstract: The embodiments of the present disclosure disclose a media method, device and system for generating a media playback sequence. The method includes: acquiring a plurality of media identifiers respectively corresponding to a plurality of media, and media playbacks times respectively corresponding to the plurality of media identifiers; comparing a maximum media playbacks time among the media playbacks times with a sum of remaining media playbacks times to obtain a determination result; and selecting, according to the determination result, one of a plurality of different generation methods to generate a media playback sequence for a media player to use to play the plurality of media back, wherein the media playback sequence includes the plurality of media identifiers, and the number of each of the media identifiers in the media playback sequence is equal to the media playbacks time corresponding to each of the media identifiers.

Abstract: The present disclosure discloses a media playback control method and system, and a computer readable medium. Specifically, within a target time period of a playlist, at least one page in the target time period is played, wherein a window of a designated page in the at least one page is associated with a sublist and the sublist is associated with multiple media; and when the window of the designated page is played, a media identifier is taken out, according to a preset playback manner of the sublist, from a media playback management list corresponding to the sublist, and the media corresponding to the media identifier is played in the window of the designated page after the media identifier is taken out, wherein the media playback management list includes media identifiers of the multiple media.

Abstract: At least some embodiments of the present disclosure disclose a program production method, a program production device, a program production system and a computer-readable medium. The program production method includes that: at least one medium is acquired; at least one playlist is generated according to the at least one medium, each of the at least one playlist being associated with the at least one medium; at least one program is generated according to the at least one playlist, each of the at least one program including a play region and the play region corresponding to the at least one playlist; and the play region is scheduled.

Abstract: Provided is a vibration diaphragm, comprising a wireless transmission unit which is arranged on one side of the vibration diaphragm where a voice coil can be fixed, and is used for electrically connecting with the voice coil, wirelessly receiving an audio signal transmitted from an external terminal and processing the audio signal to obtain audio current, and inputting the audio current into the voice coil; and a wireless charging unit which is electrically connected with the wireless transmission unit, generating electric energy under an action of an external power supply module and inputting the electric energy into the wireless transmission unit. Also provided are a vibration assembly, a sound generator and a sound generator module. With integration of the receiving and processing of audio signal on the vibration diaphragm, long-distance routing of a voice coil lead of the voice coil is avoided, noise is reduced, and product quality is improved.

Abstract: A display device failure detection method, a display device failure detection device, a display device failure detection system and a computer-readable medium are disclosed provided. The display device failure detection method includes that: at least one detection picture image acquired by an image acquisition device when a target display device regularly displays a detection picture sequence is received, and at least one image to be detected is determined (S11); at least one region to be detected corresponding to at least one display region of the target display device in the at least one image to be detected is determined, and image data of the at least one region to be detected is processed to obtain at least one image processing result (S13); and whether a display exception occurs to the target display device is judged according to the image processing result (S15).

Abstract: Disclosed is a manufacturing method for a high silicon grain oriented electrical steel sheet, the silicon content of the high silicon grain oriented electrical steel is greater than 4 wt %, comprising the steps of: (1) performing decarburization annealing of a cold-rolled steel plate; (2) allowing high silicon alloy particles in a completely solid state to collide at a high speed with the surface of the decarburization annealed steel plate to be sprayed, thus forming a high silicon alloy coating on the surface of the steel plate to be sprayed; (3) coating a release agent and drying; and (4) annealing. The manufacturing method for the high silicon grain oriented electrical steel sheet of the present invention is inexpensive, and, the high silicon grain oriented electrical steel sheet produced is of stable quality and is provided with great magnetic performance.

Abstract: The present invention provides a blocking piece covering the sound hole of a loudspeaker and an assembling method thereof, and a loudspeaker module. The blocking piece covering the sound hole of the loudspeaker module is arranged at a position where the sound hole is located on the case of the loudspeaker module and covers the sound hole. The blocking piece is made of a nonmetallic flexible net. The nonmetallic net-shaped blocking piece and the case are formed integrally by injection moulding. The loudspeaker module and the blocking piece covering the sound hole thereof in the present invention have advantages of good acoustic performance, high reliability, high space utilization rate and high production efficiency. The assembling method for the blocking piece covering the sound hole of the loudspeaker module further makes the assembling of the blocking piece convenient for operation, and improves the assembling efficiency and assembling quality.

Abstract: An apparatus and a method for rapidly heating cold-rolled strip steel (10). The apparatus for rapidly heating cold-rolled strip steel (10) comprises a heating zone, a soaking zone, and a cooling zone, and the heating zone is sequentially divided into a first heating section (1), a second heating section (2), a third heating section (3), and a fourth heating section (4) along a moving direction of the strip steel (10) to be heated, the first heating section (1) and the fourth heating section (4) being radiant heating sections, and the second heating section (2) and the third heating section (3) being inductive heating sections. The method for rapidly heating cold-rolled strip steel (10) uses the apparatus for rapidly heating cold-rolled strip steel (10) to heat the strip steel (10).

Abstract: A method for controlling a histotripsy using a confocal fundamental and harmonic superposition combined with hundred-microsecond ultrasound pulses, including: 1) positioning a target tissue by a monitoring and guiding system and adjusting a position of the target tissue to a focal point of a transducer; 2) first stage: controlling the confocal fundamental and harmonic superposition combined with hundred-microsecond ultrasound pulses to form a shock wave in a focal zone; wherein a negative acoustic pressure exceeds a cavitation threshold; an inertial cavitation occurs to generate boiling bubbles; the boiling bubbles collapse and achieve partial homogenization of the target tissue; 3) second stage: controlling the confocal fundamental and harmonic superposition combined with hundred-microsecond pulsed-ultrasound sequences to simultaneously irradiate a target zone and further mechanically disintegrate and homogenize the target tissue.

Abstract: A medical device of a medical system is configured for communicating with an external programmer over a wireless communications link. The medical device comprises a wireless communications module configured for receiving a first unencrypted version of a random number and a first encrypted version of the random number from the external programmer over the wireless communications link. The medical device further comprises control circuitry configured for performing an authentication procedure on the external programmer based on the first unencrypted version of the random number and the first encrypted version of the random number, and preventing the external programmer from commanding the medical device to perform an action unless the authentication procedure is successful.

Abstract: The present disclosure relates to a cervical vertebra anterior fixation and fusion system maintaining natural height and the fixing plate. The fixing plate is provided with a plate body, wherein the plate body is provided with windows, locking members and screw fixing holes to be matched with screws. A minimum distance between an upper side wall and a lower side wall of the window in a vertical axis direction is 3-8 mm; and a minimum distance between a left side wall and a right side wall of the window in a transverse axis direction is 12.1-18 mm. The present disclosure further relates to a method for performing anterior cervical intervertebral disc resection and fusion by applying the fixation and fusion system.

Abstract: A medical device of a medical system is configured for communicating with an external programmer over a wireless communications link. The medical device comprises a wireless communications module configured for receiving a first unencrypted version of a random number and a first encrypted version of the random number from the external programmer over the wireless communications link. The medical device further comprises control circuitry configured for performing an authentication procedure on the external programmer based on the first unencrypted version of the random number and the first encrypted version of the random number, and preventing the external programmer from commanding the medical device to perform an action unless the authentication procedure is successful.

Abstract: Disclosed is a loudspeaker module, comprising a module housing and a single loudspeaker; a module inner cavity configured to receive the single loudspeaker is formed in the module housing; and the module housing comprises a module upper housing and a module lower housing, the module upper housing is arranged at the outer side of a front cover of the single loudspeaker, the module upper housing is provided with a metal sheet in an injection molding manner, and a grounding terminal configured to be in grounding connection with an application terminal of the loudspeaker module is led out from the metal sheet. The loudspeaker module of the present invention not only is aiding in thinning, but also can ensure the matching stability between a loudspeaker and an application terminal.