Abstract: A radar measurement method and an apparatus are disclosed, which relate to the field of communications technologies, and are used to support radar measurement in a wireless local area network (WLAN). The method includes: An access point (AP) generates a first frame, where the first frame includes radar measurement information. Then the AP sends the first frame to M stations (STAs), to configure the way the M STAs perform radar measurement. This application is applicable to a radar measurement procedure.

Abstract: This application provides a beam training method and apparatus. The method includes: generating and sending a set up frame, where the set up frame includes M pieces of time information, each piece of time information corresponds to one receiving device in the M receiving devices, each piece of time information is used to indicate a feedback information sending moment of the corresponding receiving device, each piece of time information is further used to indicate an acknowledgment information receiving moment of the corresponding receiving device, receiving a sector sweep SSW frame, generating feedback information based on the SSW frame, sending the feedback information at a feedback information sending moment indicated by corresponding time information, receiving, at an acknowledgment information receiving moment indicated by the corresponding time information, acknowledgment information. Therefore, a training time can be shortened, and signaling overheads can be reduced.

Abstract: Embodiments of this application provide a beamforming training method, an initiating device, and a responding device. The method includes: transmitting, by an initiating device, codeword indication information to each responding device in a plurality of responding devices, where codeword indication information received by a first responding device in the plurality of responding devices is used to indicate a first codeword assigned by the initiating device to the first responding device, the first codeword is used to encode a beamforming training signal transmitted between the initiating device and the first responding device, and codewords assigned to different responding devices in the plurality of responding devices are orthogonal to each other; and performing, by the initiating device, beamforming training simultaneously with the plurality of responding devices based on a plurality of codewords assigned to the plurality of responding devices.

Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.

Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.

Abstract: Embodiments of this application provide an information transmission method and a network device. The method may include: listening, by a second network device, to a first frame sent by a first network device, where the first frame is used to indicate whether the first network device supports communication between network devices; and if both the first network device and the second network device support the communication between the network devices, transmitting, by the second network device, information with the first network device.

Abstract: A device for preventing contamination of a positive-pressure connector (6) of an indwelling needle and a method based on same. The device comprises a shell (1), a connecting port (3) fixedly connected to the shell (1) and used for connecting to the positive-pressure connector (6), an air pressure balance hole (5) disposed opposite to the connecting port (3) and provided on the shell (1), and a filtering membrane (2) provided between the air pressure balance hole (5) and the connecting port (3). The device is simple in structure, adopts a structural design of the filtering membrane (2), can filter microorganisms, bacteria, viruses, dusts, and particulate pollution sources, and is used during indwelling of infusion intervals to prevent the positive-pressure connector (6) from being exposed to the air and maintain the aseptic state and positive-pressure condition of the positive-pressure connector (6) during indwelling.

Abstract: Embodiments of this application provide a beamforming training method, an initiating device, and a responding device. The method includes: transmitting, by an initiating device, codeword indication information to each responding device in a plurality of responding devices, where codeword indication information received by a first responding device in the plurality of responding devices is used to indicate a first codeword assigned by the initiating device to the first responding device, the first codeword is used to encode a beamforming training signal transmitted between the initiating device and the first responding device, and codewords assigned to different responding devices in the plurality of responding devices are orthogonal to each other; and performing, by the initiating device, beamforming training simultaneously with the plurality of responding devices based on a plurality of codewords assigned to the plurality of responding devices.

Abstract: Embodiments of this application provide an information transmission method, a network device, and a user equipment. The method provided in this application includes: sending, by a network device, a broadcast frame that includes first duration information and second duration information that are of A-BFT (Association Beamforming Training); receiving a frame sent by a first user equipment in a timeslot randomly selected from a first time range; and receiving a frame sent by a second user equipment in a timeslot randomly selected from a second time range. According to the embodiments of this application, beamforming training efficiency can be improved.

Abstract: The disclosure relates to a meter for monitoring usage of power provided by a power transmission system to a site. The meter comprises: a communication module to generate communications carried over the transmission system; a relay having a first position connecting power from the transmission system to the site and a second position disconnecting power; a request manager module to process messages from a head end associated with the transmission system; a meter module connected to a power feed associated with the transmission system to provide readings relating to the power used at the site; an event manager module to evaluate new events queued in a message queue received by the meter and after evaluating the new events to send a message to the head end relating to the earliest event in the message queue; a connection manager module managing the power connection to the transmission system.

Abstract: A method includes detecting a dragging operation on a first interface object displayed by a display unit of an electronic device. The first interface object includes a first time information. The method also includes adjusting the first time information to a second time information in response to the dragging operation.

Abstract: One embodiment provides an electronic apparatus, comprising: a touch surface, comprising: a first layer, wherein the first layer is a non-conductive layer; and a second layer comprising touch-sensing components; the second layer having a first region and second region, wherein the second region comprises a higher density of touch-sensing components than the first region; a processing unit operatively coupled to the touch surface; and a memory device that stores instructions executable by the processing unit to: detect, at the touch surface, an input; determine, using the processing unit, a region of the second layer of the touch surface within which the input was detected; and provide a response based upon the region of the second layer of the touch surface within which the input was determined to be detected. Other aspects are described and claimed.

Abstract: A server includes a power module, a detection circuit, a switching circuit, at least one first electric component and at least one second electric component. The power module supplies a standby voltage under a standby mode and supplies a working voltage under a working mode. The detection circuit receives a working mode signal of the server to output a control signal. The working mode signal specifies that the server is under the standby mode or the working mode. The switching circuit is supplied with the working voltage, the standby voltage and a converted control signal generated by converting the control signal, to transfer either the working voltage or the standby voltage. The first electric component works under the working mode only. The second electric component works under the standby mode and the working mode.

Abstract: The disclosure relates to a meter for monitoring usage of power provided by a power transmission system to a site and a related method. The meter comprises: a meter module connected to a power feed associated with the transmission system to provide readings relating to the power; a connection to a household AC power supply providing power to the meter; a rectifier circuit connected to the AC power to generate a DC power signal; a voltage detection circuit to detect a low voltage condition where an output from the rectifier circuit drops below an operational threshold for the meter and to generate a low voltage signal upon detection of same; and a message generation module for receiving the low voltage signal and for generating a power loss message for transmission carried on a message carrier having on a carrier having frequency between approximately 2 MHz and 30 MHz.

Abstract: A server including a basic input output system (BIOS) chip, a control unit and multiple central processing units (CPUs), and a booting method are provided. The BIOS chip outputs a booting signal. One of the CPUs receives the booting signal to execute a booting program, and outputs a successful signal after being booted. The control unit is coupled between the BIOS chip and the CPUs, and receives the successful signal to control a connection between the BIOS chip and the one of the CPUs. When the control unit receives the successful signal, the control unit replaces a connection between the BIOS chip and current one of the CPUs with a new connection between the BIOS chip and next one of the CPUs according to the successful signal, and the next CPU then receives the booting signal.

Abstract: The disclosure relates to a server, system and method for communicating with a meter at a remote premise through power transmission lines. The system comprises a head end with a server for collecting and analyzing data from meters; a power transmission network connected to the meters and to the head end; and a gateway. The network provides both power to the remote location and data communications; the network includes a first network providing a first voltage and a second network connected to the first network. The server comprises a processor and a memory module storing instructions for execution on the processor. The gateway is a bridge between the first and second networks. Network communications may follow Internet Protocol (IP) communication standards. Based on the load index, each meter can generate and send its response to the server and the server will be able to process its response.

Abstract: A server comprises a first motherboard module. The first motherboard module comprises a first motherboard, a first CPU, at least one first memory module, a chipset, input/output units, a BIOS unit and a first QPI connector. The first CPU is disposed on the first motherboard. The first memory module electrically couples with the first CPU. The chipset electrically couples with the first CPU. The input/output units electrically couple with the chipset. The BIOS unit electrically couples with the chipset. The first QPI connector electrically couples with the first CPU through a QPI bus. The first QPI connector is connected to a second motherboard module.

Abstract: The disclosure relates to a meter for monitoring usage of power provided by a power transmission system to a site. The meter comprises: a communication module to generate communications carried over the transmission system; a relay having a first position connecting power from the transmission system to the site and a second position disconnecting power; a request manager module to process messages from a head end associated with the transmission system; a meter module connected to a power feed associated with the transmission system to provide readings relating to the power used at the site; an event manager module to evaluate new events queued in a message queue received by the meter and after evaluating the new events to send a message to the head end relating to the earliest event in the message queue; a connection manager module managing the power connection to the transmission system.

Abstract: The disclosure relates to a meter for monitoring usage of power provided by a power transmission system to a site. The meter comprises: a communication module to generate communications carried over the system; a request manager module to process messages received from a head end of the system; a meter module connected to a power feed of the system; a connection manager module to evaluate readings and data and to generate connection signals for the meter in view of the readings; and a relay having a first position where the power is connected to the site and a second position where the power is disconnected, the relay being controlled by the connection signals. The connection manager module generates a first signal for the relay to disconnect the power when an over-voltage condition or an over-current condition on the system has been detected.

Abstract: The disclosure relates to a meter for monitoring usage of power provided by a power transmission system to a site and a related method. The meter comprises: a meter module connected to a power feed associated with the transmission system to provide readings relating to the power; a connection to a household AC power supply providing power to the meter; a rectifier circuit connected to the AC power to generate a DC power signal; a voltage detection circuit to detect a low voltage condition where an output from the rectifier circuit drops below an operational threshold for the meter and to generate a low voltage signal upon detection of same; and a message generation module for receiving the low voltage signal and for generating a power loss message for transmission carried on a message carrier having on a carrier having frequency between approximately 2 MHz and 30 MHz.