Abstract: A remote diagnosis and treatment system and a remote diagnosis and treatment method are provided. The remote diagnosis and treatment method includes: establishing an online clinic room and adding a first terminal device and a second terminal device to the online clinic room by a server; in response to receiving a first end signal from the first terminal device, removing the first terminal device from the online clinic room, adding a patient corresponding to the second terminal device to a service-waiting queue, and transmitting the service-waiting queue to a third terminal device by the server; transmitting a first join signal corresponding to the second terminal device to the server according to the service-waiting queue by the third terminal device; and adding the third terminal device to the online clinic room according to the first join signal by the server.

Abstract: One example method includes transmitting a message to a first client device indicating a transition to a first sub-meeting of a webinar, the first client device connected to a main meeting of the webinar and associated with a first participant, receiving, from the first client device, a request for access information to join the first sub-meeting; transmitting the access information for the first sub-meeting to the first client device, receiving, from the first client device, a request to join the first sub-meeting, the request based on the access information for the first sub-meeting, and joining the first client device to the first sub-meeting.

Abstract: Methods and systems relate to a method for providing concurrent sharing of screen elements by multiple users within a communication session. First, a system connects multiple participants of a communication session. The system receives, from a first participant, a request to initiate sharing of one or more screen elements from a user device associated with the first participant. In response to the request, the system captures and displays the one or more screen elements from the user device of the first participant to the communication interfaces of the other participants. The system then receives, from one or more additional participants of the communication session, additional requests to initiate sharing of one or more additional screen elements. In response, the system captures and displays the additional screen elements of the additional participants to the communication interfaces of the other participants, such that multiple screen elements from multiple users are displayed concurrently.

Abstract: One example system for providing virtual meeting room content monitoring for a host of a videoconference includes a processor and at least one memory device. The memory device includes instructions that can cause the processor to establish a videoconferencing session having a first virtual meeting room. The processor receives a control input from a host subscribed to the first virtual meeting room at a host client device. The control input indicates that the host is to monitor the meeting room content from one or more additional virtual meeting rooms. The instructions further cause the processor to, responsive to the control input from the host, cause the meeting room content of at least one of the additional virtual meeting rooms to be displayed on the host client device while the host is subscribed to the first virtual meeting room.

Abstract: One example system for displaying immersive scenes includes a processor and at least one memory device. The memory device includes instructions that are executable by the processor to cause the processor to receive a collection of metadata associated with an immersive scene, identify each of a plurality of properties of the immersive scene based on the collection of metadata, receive a dynamic immersive background, receive a plurality of video streams associated with a video conference, and display each of the plurality of video streams in the immersive scene based at least in part of the plurality of properties of the immersive scene and on the dynamic immersive background.

Abstract: Example embodiments relate to methods of proving digital assets. The method includes identifying users on an asset transaction platform. The method includes generating a snapshot for each identified user at a first time. Each snapshot includes a user identity and user assets amount for the user at the first time. The user assets amount is a total amount of digital assets held by the user on the asset transaction platform at the first time. The method includes transforming each snapshot into a string combined hash value. Each string combined hash value is generated by hashing one of the snapshots of the user identity and the user assets amount for the first time. The method includes generating a merkle tree. The merkle tree includes a leaf node for each of the string combined hash values. The method includes performing an audit process of the asset transaction platform for the first time.

Abstract: A method for measuring geometric errors of a numerical control turntable based on a four-station laser tracer system includes: establishing a self-calibration coordinate system and calibrating positions of tracking interferometers; respectively placing each of target lenses at three non-coplanar points that are above the numerical control turntable and keep certain distances from the numerical control turntable, controlling the numerical control turntable to rotate at a certain angular interval ?j, and based on positions of the tracking interferometers being known after calibration, solving coordinates of each of measurement points in the self-calibration coordinate system using a non-linear least square method; establishing a turntable coordinate system; perform a conversion between the turntable coordinate system and the self-calibration coordinate system; separating six geometric errors of the numerical control turntable using spatial position errors of the three points at a same position and using the lin

Abstract: A foam spray can comprises a motor pump, a foaming tube and a nozzle. The motor pump can be used to suck air and solution and pump out the liquid-gas mixture. One end of the foaming tube is connected to the motor pump for transmitting the liquid-gas mixture pumped by the motor pump and fully mixing the air with the solution to produce foam. The nozzle is connected to the other end of the foaming tube to spray foam. The length of the foaming tube is between 10 to 500 cm, the tube inner diameter is between 0.8 to 20 mm, and the pressure of the liquid-gas mixture in the tube is between 8 to 32 PSI, thereby to provide sufficient time, space and conditions for the mixing of the air and the solution in the foaming tube to fully mix the air and the solution, and then to spray abundant foam from the nozzle.

Abstract: The disclosure includes a method of performing congestion control by a server device in a network. The method includes setting an effective window equal to a congestion window; sending traffic including the effective window to a client device; receiving an acknowledgment (ACK) from the client device; incrementing the congestion window if the ACK is not a duplicate; and updating the effective window based at least partly on the incremented congestion window.

Abstract: Methods and apparatus for receiving virtual relocation during a network conference. In an embodiment, a method is provided for relocating a conference participant during a network conference. The method includes receiving a first video stream having a first background, transmitting a second video stream, and receiving a request to remove a background from the second video stream. The method also includes removing the background from the second video stream to generate a modified video stream and transmitting the modified video stream. The method also includes receiving an instruction for relocating the modified video stream within the first background and relocating the modified video stream within the first background based on the instruction.

Abstract: The present technology describes systems and methods for power coupling of a tractor-trailer system. The technology may include a robotic arm, an end effector, a coupling tool, and a tool resting rack. An electrical outlet on a trailer may be coupled with a tool under control of the end effector and positioning of the robotic arm. The end effector may include a housing, a motor, a clutch, and a drive shaft. A tool coupled to the end effector may include an electro-mechanical (EM) coupler. The EM coupler may include a housing, an electric plug, a lid lifter, a lead screw, and a servomotor.

Abstract: One disclosed example method includes a video conference provider establishing a main meeting of a video conference and multiple associated sub-meetings at the request of a host client device associated with a host of the meeting. The method further includes the video conference provider determining that a self-selection mode for the sub-meetings is enabled and transmitting notifications to participant client devices associated with the participants of the meeting. Each notification identifies a list of sub-meetings from which a participant can select a sub-meeting to join. The method further includes the video conference provider receiving and forwarding a request from a participant client device to connect to a selected sub-meeting, and receiving an automatic approval from the host client device. The video conference provider further connects the participant client device to the selected sub-meeting.

Abstract: Arrangements and techniques for testing mobile devices within a test module. The test modules are portable and may be stacked to provide a modular testing system. A pulley system may be used to move an actuator arm horizontally in the X and Y directions. The actuator arm may be moved vertically in the Z direction such that a tip may engage a touchscreen of a mobile device being tested or a user interface element of the mobile device.

Abstract: A digital microfluidic chip, a method for driving the same, and a digital microfluidic device are provided. The digital microfluidic chip includes a state transition layer configured to bear a droplet, and a light driving layer configured to provide light for controlling a lyophobicity-lyophobicity transition of the state transition layer to drive the droplet to move. The light driving layer includes light emitting units arranged in an array and provides light. The state transition layer realizes a lyophobicity-lyophobicity transition. The light driving layer controls the lyophobicity-lyophobicity transition by providing light to drive the droplet to move. An existing digital microfluidic chip has a complex structure and a high fabricating cost, while the digital microfluidic chip of the present disclosure has a simple structure, a simple fabricating process and a low fabricating cost, and can realize miniaturization and integration to a maximum extent.

Abstract: Enhancing group sound during a networked conference is disclosed. In an embodiment, a method includes generating an audio signal at a user equipment (UE), detecting a group sound in the audio signal, generating a group sound indicator that identifies the detected group sound, and transmitting the group sound indicator to a network server. The method also includes receiving, from the network server, a control signal that identifies a selected group sound, and reproducing, at the UE, the selected group sound identified by the control signal.

Abstract: A method implemented by a network element (NE) in a network receiving, by the NE, an advertisement comprising preferred path route (PPR) information describing a path from an ingress NE to an egress NE in the network, the PPR information comprising a PPR identifier (PPR-ID) and an attribute associated with a resource to be reserved on the PPR, transmitting, by the NE, the advertisement comprising the PPR-ID and the attribute associated with the resource to be reserved on the PPR to another NE in the network, and updating, by the NE, a local forwarding database to include the PPR information in association with the egress NE in response to the NE being identified in the PPR information.

Abstract: One example method includes receiving, from a first client device, a request to join a video conference, the video conference having a main meeting, creating, in response to the request, a sub-meeting associated with the main meeting, connecting the first client device to the sub-meeting, connecting a host client device to the sub-meeting simultaneously with the host client device being connected to the main meeting, the host client device associated with a host of the main meeting, receiving first multimedia content from the first client device, and providing the first multimedia content to the host client device.

Abstract: One example method includes transmitting a message to a first client device indicating a transition to a first sub-meeting of a webinar, the first client device connected to a main meeting of the webinar and associated with a first participant, receiving, from the first client device, a request for access information to join the first sub-meeting; transmitting the access information for the first sub-meeting to the first client device, receiving, from the first client device, a request to join the first sub-meeting, the request based on the access information for the first sub-meeting, and joining the first client device to the first sub-meeting.

Abstract: One example system for providing virtual meeting room content monitoring for a host of a videoconference includes a processor and at least one memory device. The memory device includes instructions that can cause the processor to establish a videoconferencing session having a first virtual meeting room. The processor receives a control input from a host subscribed to the first virtual meeting room at a host client device. The control input indicates that the host is to monitor the meeting room content from one or more additional virtual meeting rooms. The instructions further cause the processor to, responsive to the control input from the host, cause the meeting room content of at least one of the additional virtual meeting rooms to be displayed on the host client device while the host is subscribed to the first virtual meeting room.

Abstract: One example system for displaying immersive scenes includes a processor and at least one memory device. The memory device includes instructions that are executable by the processor to cause the processor to receive a plurality of video streams associated with a video conference, each of the plurality of video streams having a removable background, receive a dynamic immersive background, receive an instruction, the instruction comprising a plurality of locations within the dynamic immersive background, and display an immersive scene including at least a subset of the plurality of video streams, wherein each video stream is displayed at one of the plurality of locations within the dynamic immersive background.