Abstract: This disclosure provides a method and a doorbell device for capturing images by a camera of the doorbell device. The method includes: capturing a first image by the camera with a first set of image capturing parameter values; identifying an environmental optical source class based on a doorbell environment to be monitored by the camera of the doorbell device and an optical source condition illuminating the doorbell environment according to the first image; selecting a second set of image capturing parameter values according to the identified environmental optical source class; and capturing a second image by the camera with the second set of image capturing parameter values.

Abstract: This disclosure provides a method and device for access authentication in wireless communication. The method performed by a first device includes: transmitting, to a second device, a first message for initiating a handshake process between the first device and the second device, wherein the first message at least includes a first key generation parameter of the first device; receiving, from the second device, a second message as a response to the first message, wherein the second message at least includes a second key generation parameter of the second device and a checking parameter generated by the second device at least based on the first key generation parameter and the second key generation parameter; and transmitting, to the second device, a third message for confirming a success of the handshake process, in response to verifying the checking parameter of the second message.

Abstract: This disclosure provides a distributed network system, a controlling method for a primary network device, and corresponding computer program product. The distributed network system may include a primary network device connected to an external node through a first access component; and one or more secondary network devices separated from the primary network device, wherein each secondary network device is connectable to the external node through a second access component different from the first access component, wherein at least one backhaul link is established between the primary network device and each secondary network device, and wherein each secondary network device is configured to route data streams from a terminal and destined for the external node to the primary network device through the at least one backhaul link.

Abstract: The present disclosure relates to a first device in a network system. The network system includes at least one second device. The first device is communicatively connected with the at least one second device. The first device includes a memory, and a processor communicatively coupled with the memory and configured to: receive, from one or more second devices of the at least one second device, function information of functions supported by the one or more second devices; summarize the received function information and function information of functions supported by the network system which is stored in the first device; determine function information of the summarized function information, a function corresponding to which a control device is to be determined for; and determine the control device for the function to which the determined function information corresponds, from the first device and the at least one second device.

Abstract: Disclosed is a wireless access point device, including one or more radio chips, configured to transmit and receive electromagnetic waves for wireless communication on one or more frequency bands, wherein the one or more radio chips correspond to different frequency bands respectively; a power supply module, configured to supply power to the one or more radio chips; and a control module, configured to disable, in response to at least one frequency band of the one or more frequency bands being turned-off, the power supplied by the power supply module the power supplied by to at least one radio chip corresponding to the turned-off band.

Abstract: A first access point (AP) device including one or more processors; a memory coupled to at least one of the processors; and a set of computer program instructions stored in the memory, which, when executed by at least one of the processors, cause the first AP device to perform operations of: receiving, from a second AP device to which a client device is being connected, a first context of the connection between the second AP device and the client device, wherein the first context indicates a next data frame and an amount of buffered data frames to be transmitted by the second AP device; and transmitting, to the client device, data frames starting from a data frame with a first sequence number (SN) based on a SN of the next data frame and the amount of buffered data frames.

Abstract: A method of establishing a wireless connection by an access point (AP) is provided. The method includes: receiving, an access request indicating that a client device is requesting access to a target network using the Wi-Fi protected access 3 (WPA3) protocol created by the AP; acquiring, a target private pre-shared key (PSK) to be used by the client device to connect to the target network according to a security protocol different from the WPA3 protocol; and controlling, the client device to connect to the target network according to the WPA3 protocol using the target private PSK in response to the target private PSK being correct.

Abstract: A recipient Multi-Link Device (MLD) including one or more processors; a memory coupled to at least one of the processors; and a set of computer program instructions stored in the memory, which, when executed by at least one of the processors, perform actions of: receiving, from an originator MLD, an indication for indicating a MLD Block Acknowledgment (BA) scheme; and delivering, in response to the HOL support indication indicating a diversity MLD BA scheme of transmitting duplicated sets of data frames on multiple links established between the recipient and originator MLDs, received data frames of a plurality of data frames from a first layer to a second layer of the recipient MLD according to the diversity MLD BA scheme, wherein the second layer is higher than the first layer.

Abstract: The present disclosure provides a monitoring equipment, a method for a monitoring equipment and a monitoring system. The monitoring equipment including: an imaging device configured to be in a first mode or a second mode; a pan-tilt device configured to rotate to adjust an imaging orientation of the imaging device; and a motion detection device configured to transmit the wake-up signal to the imaging device in the first mode and transmit information related to the initial position to the pan-tilt device in response to detecting the moving object, and wherein the pan-tilt device is further configured to rotate to adjust the imaging orientation toward the moving object in response to the received information related to the initial position before the imaging device completes the switching from the first mode to the second mode.

Abstract: Disclosed are a method, a device and a computer program product for detecting abnormal access behavior based on machine learning. The method includes: obtaining log files stored with access records to create a data set based on the log files; processing the data set as a set of access behavior sequences; clustering feature vectors of a portion of access behavior sequences in the set of access behavior sequences based on a clustering algorithm in the machine learning and using a centroid of a cluster as a basis for dividing the feature vectors to construct an access behavior recognition model; and automatically recognizing whether an access behavior is the abnormal access behavior through the access behavior recognition model.

Abstract: The present disclosure provides a method and an access point multi-link device (AP MLD). An AP MLD according to the embodiment of the present disclosure includes a plurality of affiliated access points (APs), wherein in a multi-link scheduling power saving mode, each affiliated AP of the plurality of affiliated APs is in an awake state at a first scheduling information frame to transmit scheduling information on its link, wherein the scheduling information indicates one or more service periods (SPs) after the first scheduling information frame for the plurality of affiliated APs, wherein links of the plurality of affiliated APs are in the non-simultaneous transmit and receive (NSTR) operation mode, in each SP of the one or more SPs, only one affiliated AP in the plurality of affiliated APs is in an awake state after the first scheduling information frame.

Abstract: The present disclosure provides a wireless communication device, method, system and computer program product for supporting block acknowledgement (BA) mechanism. The wireless communication device includes: one or more processors; a memory coupled to at least one of the processors; and a set of computer program instructions stored in the memory, which, when executed by at least one of the processors, perform actions of: receiving, from a peer wireless communication device, a Low Latency (LL) frame indication for one or more LL frames of a plurality of data frames to be communicated between the wireless communication device and the peer wireless communication device in a BA session; and transmitting, in response to determining a missing LL frame of the one or more LL frames based on the LL frame indication, a retransmission request frame to the peer wireless communication device including an indication of the missing LL frame.

Abstract: This disclosure provides an access point (AP) and a terminal and a communication method performed by the access point and terminal. The AP can be a first AP, including: a transmitter, configured to transmit a first request for requesting the terminal to re-associate with the first AP, and a receiver, configured to receive a first response which is in response to the first request, wherein the first response indicates that the re-association of the terminal with the first AP succeeds.

Abstract: The present disclosure provides a method of a Bluetooth Mesh network networking method and corresponding devices, the method including: receiving address information of a device to-be-networked, by a networking device, from the device to-be-networked accessing a first network based on a first key; determining whether the address information is available for the device to-be-networked; and in response to the address information being available for the device to-be-networked, transmitting a second key for the Bluetooth Mesh network to the device to-be-networked via the first network for the device to-be-networked to access the Bluetooth Mesh network, wherein the networking device is in both the first network and the Bluetooth Mesh network.

Abstract: The present disclosure provides a method and device for encrypting or decrypting a video file. The method for encrypting the video file includes: generating index information and video information for each of a plurality of frames of a video file to be encrypted based on video data for each of the plurality of frames; encapsulating the index information and the video information for each of the plurality of frames into an encapsulation format of the video file; and encrypting, for one or more frames of interest among the plurality of frames, the index information in the encapsulation format of the video file using a key.

Abstract: This disclosure provides a frame-type device and a method for data communication therein. The frame-type device includes a control board and a service board. The control switch chip includes a first control port for connecting with a user management interface, at least one second control port for respectively connecting with the at least one service board, and a third control port for connecting with the control network card. The control switch chip is configured to communicate data between the user management interface and the control network card and communicate data between the control network card and the at least one service board. The first control port is configured to prevent data from the at least one service board from being forwarded to the user management interface in a first state.

Abstract: This disclosure provides a method and access point (AP) for sharing a transmission opportunity (TXOP). The method includes: determining a bandwidth resource of a frequency band which is not to be used by the first AP for a first time period of the TXOP of the frequency band, and transmitting a signal for announcing the bandwidth resource not to be used by the first AP for the first time period, wherein the signal indicates a delay requirement for one or more second APs to determine whether to contend for the bandwidth resource.

Abstract: This disclosure provides a device operating in smart home system, a smart home system, corresponding method and computer program product. The smart home system may include a first endpoint, a second endpoint, a plurality of trigger devices and a plurality of responding devices. Each trigger device is configured to generate one or more trigger events; and send them to the first endpoint and the second endpoint. The first endpoint is configured to generate a set of first endpoint commands and send them to a responding device among the plurality of responding devices. The second endpoint is configured to generate a set of second endpoint commands and send them to the responding device. The responding device is configured to perform a set of actions based on the set of first endpoint commands and the set of second endpoint commands.

Abstract: The present disclosure provides a method and an AP for sharing a transmission opportunity (TXOP). A sharing access point (AP) according to the embodiment of the present disclosure includes a transmitter configured to transmit a first trigger frame for announcing a transmission opportunity (TXOP) to be shared; a receiver configured to receive responses from a plurality of candidate shared APs, wherein each response corresponds to one of the plurality of candidate shared APs, and includes information on interferential APs of the one of the plurality of candidate shared APs; a processor configured to determine one or more shared APs from the plurality of candidate shared APs based on the responses; and the transmitter further configured to transmit a second trigger frame which includes identity (ID) information of the one or more shared APs.

Abstract: This disclosure provides a method for ping pong roaming control performed by an access point (AP), a method for ping pong roaming control performed by a controller, an AP, a controller, a non-transitory computer readable storage medium and a computer program product. The method for ping pong roaming control, the method is performed by a controller and includes: receiving one or more connection instability events of one or more stations (STAs) from one or more APs; identifying a ping pong roaming event of a first STA of the one or more STAs based on the one or more connection instability events; determining a ping pong roaming processing strategy for the first STA; and transmitting a ping pong roaming processing instruction to at least one AP of the one or more APs to perform ping pong roaming processing operations based on the determined ping pong roaming processing strategy.