Abstract: This application provides a vehicle, and an integrated driving and braking control apparatus and method for a vehicle. The vehicle includes a first electric motor brake and a second electric motor brake that are disposed on a first side of the vehicle, a drive system that is disposed on a second side of the vehicle and has an energy regeneration function, and a control apparatus. The control apparatus is configured to control a left wheel of first side wheels of the vehicle to be braked by only the first electric motor brake and a right wheel of the first side wheels of the vehicle to be braked by only the second electric motor brake. The control apparatus is further configured to control a left wheel and a right wheel of second side wheels of the vehicle to be braked by only the drive system.

Abstract: A bidirectional on-board charger includes a direct current bus, two bus capacitors, a power factor correction circuit, and a controller. The power factor correction circuit includes: a first bridge arm; and three second bridge arms, separately connected in series between the positive electrode and the negative electrode of the direct current bus. The controller is configured to: control the first switch (K1) to be turned off, and control at least one of the second bridge arms to output a direct current to charge a power battery; or control the first switch (K1) to be turned on, and control a midpoint of at least one of the second bridge arms to output an alternating current to supply power to an alternating current load. A Vehicle power system and an electric vehicle are further disclosed. The charger reduces circuit costs.

Abstract: A binocular scanning laser ophthalmoscope (SLO) is used to track the fixational eye movement of each of the eyes of a subject. The binocular SLO may include right eye optics for imaging a portion of the retina of the right eye and left eye optics for imaging a portion of the retina of the left eye. Shifts in the imaged portion of the retina with respect to a reference image of the retina may be used to measure and track eye movement. The right eye optics and left eye optics may be separate imaging paths, each with its own bi-directional MEMS scanning mirror and Keplerian telescope. The use of the MEMS scanning mirrors minimizes the size and weight of the binocular SLO.

Abstract: A service packet transmission method and apparatus, the method including receiving, by the source mobile edge computing network element, after a source mobile edge computing network element receives a second uplink service packet, a first uplink service packet sent by a source user plane network element and that is from a target user plane network element, where the second uplink service packet is the last uplink service packet sent by the source mobile edge computing network element to a source application server, sending, by the source mobile edge computing network element, the first uplink service packet to a target mobile edge computing network element, and sending, by the source mobile edge computing network element, first indication information to the target mobile edge computing network element, the first indication information indicating that the sending of the first uplink service packet by the source mobile edge computing network element ends.

Abstract: This application provides a method for controlling disorder of downlink data and an apparatus thereof. The method includes: A control plane network element determines to switch from a first user plane device to a second user plane device, and sends indication information to the second user plane device. The second user plane device buffers, according to the received indication information, downlink data received from a session anchor, and sends the buffered downlink data after reception of an end marker from the first user plane device.

Abstract: This application provides a wheel side braking apparatus and a vehicle. The wheel side braking apparatus is configured to directly connect to both an automated driving system and a brake control unit, the automated driving system is configured to output a first brake signal, and the brake control unit is configured to output a second brake signal. The wheel side braking apparatus brakes the vehicle in response to at least one of the first brake signal or the second brake signal.

Abstract: A communication method and apparatus are provided. A session management function network element receives first information from an edge application server discovery function network element, where the first information comprises internet protocol (IP) address information of N edge application servers (EASs), and N is an integer greater than or equal to 2. The session management function network element determines an EAS IP address information set based on the IP address information of the N EASs, where the EAS IP address information set comprises IP address information of M EASs, the IP address information of the M EASs corresponds to a same data network access identifier (DNAI), and M is an integer less than or equal to N. The session management function network element sends the EAS IP address information set to the edge application server discovery function network element.

Abstract: A hammer structure includes a hammer body, at least one hitting block, a compression spring, and a shaft. The hammer body has a radial through hole. The hitting block includes a mounting portion having an accommodating hole. The compression spring is accommodated in the accommodating hole. The shaft is inserted through the compression spring so that it can be elastically extended and retracted via the compression spring. The mounting portion of the hitting block is screwed to the end of the hammer body. The shaft counteracts an elastic force of the compression spring to be partially engaged in the radial through hole. The hammer structure can prevent the hitting block screwed to a mounting groove of the hammer body from being loosened due to strong impact and vibration in the hitting process, so as to fix the hitting block and avoid damage effectively.

Abstract: The present disclosure provides a communication method and apparatus. The method may include: A terminal device receives a first timer from a network device that indicates a first duration after which the terminal device initiates periodic connection establishment to the network device. The first duration is greater than or equal to a duration of the terminal device in a non-coverage area of a satellite. The terminal device activates the first timer when the terminal device determines that the terminal device leaves a coverage area of the satellite.

Abstract: This application discloses an application discovery method and apparatus, and a system. A session management function network element receives first information from a first network element, and determines second information based on at least the first information and location information of a terminal device. The session management function network element sends the second information to the first network element. The second information is for obtaining a first IP address corresponding to a first domain name.

Abstract: Embodiments of this application provide a communication method and a communication apparatus. The method includes: A network device sends first information to a terminal device, where the first information indicates at least one second network, the second network is a network in which local traffic routing is allowed by a first public network, the network device is a device of the first public network, and the first network is a home network of the terminal device; the terminal device performs network switching; and the terminal device determines, based on the first information and networks before and after the switching, an application server having an optimal path. In embodiments of this application, the application server is determined based on whether the first information includes the network after the switching, thereby improving communication quality after the network switching and reducing communication latency.

Abstract: A communications method and apparatus, where the method includes: sending, by a session management network element, first indication information when the session management network element determines, based on first information, to establish a first low-latency service flow for a session, wherein the first indication information is used to indicate to set the session to an always-on session. According to solutions of this application, when determining to establish the low-latency service flow, the session management network element flexibly indicates to a terminal apparatus to set the session to the always-on session. This avoids a resource waste caused by setting the session to the always-on session all the time, and avoids a transmission latency caused when the session is not set to the always-on session in time, such that resource utilization and transmission efficiency are improved.

Abstract: A communications method in a roaming scenario and an apparatus are provided. The method includes: obtaining, by a new V-SMF from an old V-SMF, first service information corresponding to first DNAI which is a DNAI corresponding to the location before UE's movement; sending, by the new V-SMF, the first service information to an H-SMF; receiving, by the new V-SMF, a first message comprising the first service information from the H-SMF; and after receiving the first message, sending, by the new V-SMF based on the first message, a session modification command to the UE, wherein the session modification command comprises the first service information and an EAS re-discovery indication, so that the UE re-queries the EAS.

Abstract: Example communication methods and apparatus are described. In one example method, a user plane network element obtains network status information of a to-be-monitored service flow. The network status information is used to determine a ratio of a quantity of data packets carrying a congestion experienced (CE) mark in at least one data packet of the to-be-monitored service flow to a quantity of the at least one data packet of the to-be-monitored service flow. The user plane network element adds, based on the network status information, the CE mark in the at least one data packet of the to-be-monitored service flow, and sends the at least one data packet in the to-be-monitored service flow to a terminal device. According to some embodiments, the user plane network element sends the network status information to the terminal, so that the terminal knows the network status in mobile network.

Abstract: A packet transmission method, including receiving, by a session management function network element, first access network tunnel information and second access network tunnel information that correspond to a first service, and sending a downlink forwarding rule to a user plane function network element, where the downlink forwarding rule includes the first access network tunnel information and the second access network tunnel information, and the downlink forwarding rule indicates the user plane function network element to replicate a received downlink packet of the first service, and send downlink packets of the first service through two paths respectively corresponding to the first access network tunnel information and the second access network tunnel information.

Abstract: A preparation method of a low-lactose dairy product rich in honey pomelo fiber includes the following steps: washing, cutting and debitterizing peels of honey pomelos to obtain honey pomelo fiber pieces; sterilizing and cooling milk solution, performing the first-round fermentation by inoculating lactic acid bacteria, centrifuging the fermented milk after curding, collecting precipitates, adding water to the precipitates, and performing homogenizing treatment to obtain the first-round fermented milk; mixing the honey pomelo fiber pieces with the first-round fermented milk, and performing the second-round fermentation by inoculating the lactic acid bacteria; or performing the second-round fermentation by inoculating the first-round fermented milk with the lactic acid bacteria, and then mixing the second-round fermented milk with the honey pomelo fiber pieces; and prefreezing the treated honey pomelo fiber pieces treated in the previous step and then performing vacuum freeze-drying to obtain low-lactose dairy p

Abstract: A communication method and apparatus, where the method includes: a session management network element sending location area information; a mobility management network element receiving the location area information from the session management network element; obtaining location information of a terminal; determining, based on the location area information and the location information, that the terminal is located outside a service area indicated by the location area information; and in response to the determination, sending, to the session management network element, a message for triggering update of a session management information.

Abstract: This application provides a satellite communication method and an apparatus. The method may include: A session management network element obtains an identifier list. The identifier list includes identification information of one or more terminal devices that access a satellite in a satellite backhaul manner. The session management network element configures a forwarding rule for a user plane network element on the satellite. The forwarding rule is used to offload, to an access network device corresponding to the terminal device, a data packet whose destination address is included in an address of the terminal device corresponding to the identifier list. Based on the foregoing solution, a terminal device that supports local switching in the satellite can perform communication through local switching in the satellite, so that a delay can be reduced and user experience can be improved.

Abstract: A policy control network element obtains a first transmission delay, and determines, based on the first transmission delay, delay budget information for transmitting service data. The policy control network element sends the delay budget information to a session management network element, to implement air interface resource scheduling. The delay budget information indicates an uplink transmission delay budget and/or a downlink transmission delay budget.

Abstract: This application provides a satellite communication method and apparatus. The method may include: A session management network element obtains first service information, where the service information indicates one or more services supported by a satellite. The session management network element determines, based on the first service information, whether a terminal device is allowed to access the services supported by the satellite. When determining that the terminal device is allowed to access at least one of the services supported by the satellite, the session management network element inserts a user plane network element on the satellite into a user plane path of the terminal device. According to the foregoing solutions, a delay in satellite communication of the terminal device can be reduced, and user experience can be improved.