Abstract: The present disclosure discloses a mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge and a method for mounting same. The mid-span axial force-free connecting device for an earth-anchored cable-stayed bridge includes an externally sleeved large steel box girder and an internally embedded small steel box girder. A plurality of bearing beams are arranged on the inner periphery of the externally sleeved large steel box girder. Transverse spherical bearings or vertical spherical bearings are arranged on the bearing beams. The internally embedded small steel box girder is fixedly supported in the externally sleeved large steel box girder through a plurality of transverse spherical bearings and vertical spherical bearings. In the same section, the transverse spherical bearings are symmetrically arranged, and the vertical spherical bearings are also symmetrically arranged.

Abstract: A method for controlling a pneumatic glove includes: S1, regulating an air pressure of a pneumatic glove to enable the pneumatic glove to be in a natural flexion state, and obtaining a current air pressure value of the pneumatic glove, detected by an air pressure detection unit at a current moment, as an initial air pressure; S2, setting an air pressure threshold according to the initial air pressure; adjusting an internal air path of the pneumatic gloves to a closed air path, and when the pneumatic glove is worn on a hand of a patient, obtaining the current air pressure of the pneumatic glove detected by the air pressure detection unit, and determining an expected movement trend of the hand of the patient according to the current air pressure and air pressure threshold; S3, regulating the air pressure in the pneumatic glove according to the expected movement trend.

Abstract: A projection-type video conference device comprises a camera assembly configuring to acquire a panoramic video of a conference scene, an audio input assembly configuring to collect voice signals of the conference scene, a projection assembly configuring to display images or information of a conference video and an audio output assembly configuring to broadcast a voice signal of the projection assembly or a voice signal of the audio input assembly, wherein the camera assembly is embedded in a housing of the projection-type video conference device and is liftable. And a projection-type video conference system comprises projection-type video conference devices which are connected with each other.

Abstract: The embodiments of the disclosure provide a projection-type video conference system including a camera assembly to acquire image information of a conference scene and generate a conference video, an audio input assembly to collect voice signals of the conference scene, a signal processing assembly to copy the voice information to generate a copied voice information and convert it to generate a text information, which is output together with the conference video, a projection assembly to display the conference video and the text information synchronously. The signal processing assembly performs image fusion between the text information and each frame of the conference video to generate a conference video with subtitle information, and output together with the voice information through a cloud service synchronously. It can project a video conference with subtitle information together, which has high integration and is convenient to carry, and a visualization of voice information is realized.

Abstract: A projection-type video conference device comprises a camera assembly configuring to acquire a panoramic video of a conference scene, an audio input assembly configuring to collect voice signals of the conference scene, a projection assembly configuring to display images or information of a conference video and an audio output assembly configuring to broadcast a voice signal of the projection assembly or a voice signal of the audio input assembly, wherein the camera assembly is embedded in a housing of the projection-type video conference device and is liftable. And a projection-type video conference system comprises projection-type video conference devices which are connected with each other.

Abstract: A projection-type video conference device comprises: a projection module configured to project a video image of a video conference, and comprising a housing with one or more status indicators thereon; a plurality of working modules configured to provide different services for the video conference; and a detection module configured to detect working statuses of the plurality of working modules, the detection module being connected to the plurality of working modules respectively, wherein the detection module detects the working statuses of the plurality of working modules in real time, and the working statuses are indicated by the one or more status indicators.

Abstract: The embodiments of the disclosure provide a projection-type video conference system, which includes a video conference device and a cloud service system. The cloud service system is configured to provide services to the video conference device. The video conference device includes: a camera assembly configured to acquire image information of a conference scene and generate a conference video; an audio input assembly configured to collect voice signals of the conference scene, the voice signals including a recognizable voice instruction; a projection assembly configured to display the conference video. The video conference device can recognize the voice instruction, and perform, according to the voice instruction, an operation corresponding thereto. The video conference device may be controlled through voice, and it has high integration and is convenient to carry.

Abstract: A method for updating an operating system (OS) comprises: receiving, by an embedded universal integrated circuit card (eUICC), a restart instruction sent by a local profile assistant (LPA) of a terminal device and used to instruct the eUICC to perform a restart operation; sending, to a modem of the terminal device, a first initialization request used to request the modem to control restart of the eUICC; after being restarted, receiving, by the eUICC, a plurality of OS element data packets that are sequentially sent by the LPA; after receiving a part of OS element data packets in the plurality of OS element data packets, parsing, by the eUICC, the OS element data packets received by the eUICC, and installing a first OS based on a parsing result; and deleting, by the eUICC, the first OS element data packet.

Abstract: A video conference terminal, comprises a camera device configuring to collect conference video of the video conference terminal; a smart terminal configuring to realize data interaction and information processing with other video conference terminals, transmit conference information to a projection device in real time, and display content of the video conference terminal on splitting screens; the projection device enlarges and displays the conference information sent by the smart terminal and Internet realizes connections of a plurality of video conference terminals.

Abstract: A retail intelligent display system may include at least one fixture configured for placing at least one article of merchandise thereon, at least one electronic display coupled to the at least one fixture, and a network device. The network device may include a communication module communicatively coupled to the at least one electronic display, a processor communicatively coupled to the communication module and the at least one electronic display, and a non-transitory machine-readable memory storing instructions. The retail intelligent display system may compare pricing information of the at least one article of merchandise with pricing information from one or more competitor sources, update the pricing information of the merchandise based on the pricing information from the competitor sources, and display at least one of the updated pricing information and other comparable pricing information of the merchandise on the electronic display.

Abstract: A retail intelligent monitoring system including a merchandise monitoring camera coupled to a first fixture to capture first visual data of one or more articles of merchandise on a second fixture; a merchandise scanning camera coupled to a third fixture and positioned toward a fourth fixture to capture second visual data of one or more articles of merchandise on the fourth fixture; an activity tracking camera coupled to any one of the fixtures to capture third visual data of shoppers/customers' activities and configured to capture blurred visual data of shoppers such that identities of the shoppers remain unknown; and a network device. The retail intelligent monitoring system is configured to receive and analyze the first, second, and third visual data to determine information of the one or more articles of merchandise on the second and fourth fixture; and determine an inventory management procedure based on the analyzed first, second, and third visual data.

Abstract: The embodiments of the disclosure provide a projection-type video conference system, which includes a video conference device and a cloud service system. The cloud service system is configured to provide services to the video conference device. The video conference device includes: a camera assembly configured to acquire image information of a conference scene and generate a conference video; an audio input assembly configured to collect voice signals of the conference scene, the voice signals including a recognizable voice instruction; a projection assembly configured to display the conference video. The video conference device can recognize the voice instruction, and perform, according to the voice instruction, an operation corresponding thereto. The video conference device may be controlled through voice, and it has high integration and is convenient to carry.

Abstract: Use of isopropyl ?-(3,4-dihydroxyphenyl)-?-hydroxypropionate (IDHP) in the preparation of a drug or a health product for prevention and treatment of coronary atherosclerosis diseases. The IDHP can also be used to inhibit platelet aggregation, to promote angiogenesis, and to prepare a drug and a health product for prevention and treatment of senile vascular dementia.

Abstract: A firmware update method including receiving a first message from an update server, where the first message includes first data and a signature of the first data, verifying the first message, and obtaining digest data included in the first data after the first message is successfully verified. The digest data includes digest information of a differential installation package between a first installation package and a second installation package and at least one of, digest information of the first installation package, or digest information of the second installation package A second message is received from the update server and includes the differential installation package. The digest data is verified, and firmware of an embedded universal integrated circuit card (eUICC) is updated based on the differential installation package after the digest data is successfully verified.

Abstract: A method includes obtaining, by a first device, BLUETOOTH connection information of a second device, obtaining, by the first device according to the BLUETOOTH connection information, a BLUETOOTH signal from the second device, determining, by the first device according to the obtained BLUETOOTH signal from the second device, position information of the second device, and sending, by the first device, the position information to a third device.

Abstract: An embedded universal integrated circuit card (eUICC) profile management method and apparatus update an operating system of an eUICC include setting, by a local profile assistant (LPA), an operating system update flag, and obtaining and storing first metadata of a first profile. A profile server generates a second profile based on the operating system update flag, and generates second metadata of the second profile. The LPA configures the second metadata based on the first metadata, and activates the second profile based on the second metadata.

Abstract: An audio device includes an audio output, a single controller, and a processor. The audio output is operable to output at a volume level. The controller is operable to receive a command from a user. The processor is operable to process the received command to provide one of multiple audio control functions that control the audio output. The multiple audio control functions include: a play mode, a pause mode, and a volume change mode. One of the multiple audio control functions is selected in response to comparing a pressing time of the controller with a first predetermined time period. The audio output is operable to output at a volume level during the play mode, to mute during the pause mode, and to the output volume level to be adjusted during the volume change mode.

Abstract: A firmware update method including receiving a first message from an update server, where the first message includes first data and a signature of the first data, verifying the first message, and obtaining digest data included in the first data after the first message is successfully verified. The digest data includes digest information of a differential installation package between a first installation package and a second installation package and at least one of, digest information of the first installation package, or digest information of the second installation package A second message is received from the update server and includes the differential installation package. The digest data is verified, and firmware of an embedded universal integrated circuit card (eUICC) is updated based on the differential installation package after the digest data is successfully verified.

Abstract: An embedded universal integrated circuit cart (eUICC) profile management method and apparatus to update an operating system of an eUICC include setting, by a local profile assistant (LPA), an operating system update flag, and obtaining and storing first metadata of a first profile. A profile server generates a second profile based on the operating system update flag, and generates second metadata of the second profile. The LPA configures the second metadata based on the first metadata, and activates the second profile based on the second metadata.

Abstract: A method of fast onboarding a new device to an existing network having one or more existing devices includes discovering one or more new devices by the one or more existing devices, selecting the new device from the discovered one or more new devices, selecting an existing device from the one or more existing devices to initiate an onboarding process for the selected new device, encoding configuration information for the new device to join the existing network, broadcasting the encoded configuration information, capturing the encoded configuration information by the new device. and join the new device into the existing network.