Abstract: A transmitting wireless device dynamically and periodically transmits beacon frames including either full set of information or a partial information about the BSS. The wireless device schedules the target beacon transmission time and target dynamic beacon transmission time to have different starting time and different interval for each BSS. A Nack based mechanism for detecting and report missing dynamic beacon frames is used to provide the wireless access point with a feedback information of dynamic beacon transmission for improving the transmission efficiency and reliability.

Abstract: A method and a device for transmitting or receiving scheduling information are described. In the method for transmitting scheduling information, information about a scheduling result of resources to be occupied by one or more User Equipment (UEs) is acquired; and scheduling information including a first type of scheduling information and a second type of scheduling information is transmitted to the one or more UEs according to the information about the scheduling result. The first type of scheduling information includes information for parsing the second type of scheduling information, and the scheduling information determines a resource scheduling condition of the user.

Abstract: A method for processing channel access is disclosed in the present invention, which includes: a wireless station determines a first delay access variable and/or a second delay access variable according to the received wireless frame; the wireless station determines delay time for accessing a channel according to the second delay access variable or according to the first delay access variable and the second delay access variable. A device for processing channel access is also disclosed in the present invention.

Abstract: Disclosed are a method for indicating channel measurement feedback and a sending station. The method comprises: a sending station sends a radio frame, wherein a signal field, which is in the physical layer header of the radio frame, carries indication information requesting channel measurement feedback. The disclosure effectively reduces the transmission load overhead for sending the radio frame when requesting channel measurement feedback, thereby reducing, the power consumption of a station.

Abstract: Disclosed are a method and device for receiving the radio frame. The method comprises: a first functional entity of a station detects that a channel signal intensity reaches a preset threshold, and the first functional entity starts receiving a radio frame and sends an indication that a channel detection result is busy to a second functional entity of the station; the first functional entity determines that the station is not a target station for receiving the radio frame, and sends an indication of ending up receiving the radio frame to the second functional entity; and when transmission of the radio frame ends, the first functional entity sends an indication that the channel detection result is idle to the second functional entity. The disclosure provides a reception operation processing procedure of a station having the function of discarding the radio frame while not updating a network allocation vector (NAV).

Abstract: Disclosed are a method for implementing parallel multiuser data transmission and a primary node. The method includes: a primary node acquires a transmission opportunity or a service period; and the primary node utilizes a control/management frame carrying uplink multiuser control information to instruct a secondary node to perform uplink multiuser data transmission in the transmission opportunity or the service period.

Abstract: Provided are a method and system for a wireless STA to access a channel. The method includes that the wireless STA acquires a transmission ending moment of a wireless frame when selecting to refuse or drop the wireless frame and not updating a locally stored Network Allocation Vector (NAV); and the wireless STA accesses the channel when the transmission of the wireless frame is ended and a preset condition is met. According to the disclosure, a collision problem may happen to the wireless STA, and the wireless STA can access the channel only when the preset condition is determined to be met after the transmission of the wireless frame is ended, so that the problem of transmission collision with a hidden STA during the wireless frame transmission of the wireless STA is solved.

Abstract: Disclosed are a method and system for transmitting data in a wireless local access network. The method includes: a first station sending a radio frame to a second station in an obtained transmission opportunity, and carrying, in the radio frame, notification information indicating that the second station uses the transmission opportunity to communicate with a third station. The technical scheme provided in embodiments of the present invention are applicable to transmission opportunity management in a data relay process in the wireless local area network, to achieve the control right management of transmission opportunity under the control of the first station.

Abstract: At least some embodiments of the disclosure provide a data sending method, acquisition method, sending device and acquisition device. The data sending method includes that: a first Station (STA) encapsulates data required to be sent to a plurality of second STAs in different Protocol Data Units (PDUs) respectively, and PDUs comprise at least one of Media Access Control (MAC) PDUs (MPDUs) and Physical (PHY) PDUs (PPDUs); the first STA aggregates the PDUs encapsulated with the data in at least one radio frame; and the first STA sends the at least one radio frame to the plurality of second STAs.

Abstract: Provided are methods and devices for transmitting a frame in a network. The method includes: setting, by a sending station, a media access control (MAC) frame header of a MAC frame, wherein the MAC frame header includes at least one bit for indicating whether the MAC frame header adopts an optimized MAC header format, the optimized MAC frame header format referring to a MAC frame format in which only necessary frame header information is reserved (S302); sending, by the sending station, the MAC frame to a receiving station (S304). The present disclosure not only ensures correct sending and receiving of a frame, but also effectively reduces the overhead of the frame header.

Abstract: The method includes: an intercepting station detecting a first radio signal of a third-party station and updating a local network allocation vector and/or response indication deferral; triggering a channel contention access procedure when determining that a second radio signal of the third-party station meets a spatial orthogonal condition, and then completing data transmission within updated time. In the case that the network allocation vector or response indication deferral is not 0, the third-party station ignoring or resetting the network allocation vector or the response indication deferral when determining that a sector transmission in a transmission initiated by the station is orthogonal with a transmission space to be carried out by itself, the third-party station initiating a contention and starting the spatial orthogonal transmission within a duration indicated by the updated network allocation vector or the response indication deferral.

Abstract: Provided are a method and device for sharing resources between stations in a Wireless Local Area Network (WLAN). A primary node receives a radio frame sent by a secondary node, the secondary node being a secondary node that gains a Transmission Opportunity (TXOP), and Uplink Multi-User (UL MU) shared information is carried in the radio frame; and the primary node sends a feedback frame to the secondary node in response to the radio frame, the feedback frame carrying multi-user information of shared secondary node(s), and the shared secondary node(s) being one or more secondary nodes that perform UL MU shared transmission with the secondary node which gains a TXOP.

Abstract: A method for transmitting data and a station are described. The method includes: when there is data to be sent in a station, determining whether there is a station using a channel in a BSS to which the station belongs and an OBSS using virtual channel detection; when determining that there is no station using the channel in the BSS to which the station belongs and there is a station using the channel in the OBSS, starting or resuming a back off procedure for OBSS spatial reuse transmission of the station; and monitoring the channel in the back off procedure for the OBSS spatial reuse transmission according to a fixed first channel detection threshold and a dynamically adjusted second channel detection threshold, transmitting data when the back off procedure for the OBSS spatial reuse transmission ends.

Abstract: The disclosure discloses an identifier assignment method in a Wireless Local Area Network (WLAN), which includes: a group identifier is set for a non-Access Point Station (STA). The method further includes: in a process during which the STA associates or reassociates to an Access Point (AP), a terminal identifier is assigned to the associated or reassociated STA or a terminal identifier and a group identifier are assigned to the associated or reassociated STA. The disclosure also discloses an identifier assignment device in a WLAN for implementing the terminal access method. The terminal identifier is significantly expanded through the setting of the group identifier, so that a unique identifier can be assigned to the STA accessing to the AP without identifier repetition of the STA. Meanwhile, the grouping of the STA also facilitates the scheduling and management of the STA in a group. The disclosure ensures that sufficient STAs can access to the AP and a different identifier can be assigned to each STA.

Abstract: Provided are data transmission methods and apparatuses, a primary node, and a secondary node. In the data transmission method, a data transmission opportunity is obtained; and a radio frame is sent to at least one secondary node, wherein a signalling field of the radio frame contains indication information used for indicating that the radio frame is transmitted via an Orthogonal Frequency Division Multiple Access (OFDMA) transmission mode.

Abstract: A method for implementing parallel multi-user data transmission and a primary node are disclosed. The method includes: a primary node receiving uplink parallel multi-user data; and the primary node using a radio frame carrying multiple pieces of user data acknowledgement/paging information as a feedback frame to acknowledge the received uplink parallel multi-user data, and indicate respectively whether each of users is able to continue to send uplink data.

Abstract: Provided are a method and a device for sending traffic indication information. In the method, an AP sends a radio frame to multiple STAs associated with the AP, wherein the radio frame carries an indication field, and the indication field is used to indicate whether the radio frame carries traffic indication virtual bitmap information. According to the technical solution provided, in the case where the AP has no unicast cache data for any station, multiple STAs associated with the AP can know whether the AP has their respective unicast cache data to be sent.

Abstract: A method of setup a protection mechanism for scheduled transmissions to multiple stations is introduced. Through transmitting a control frame addressing to multiple stations for immediate simultaneous responses, the transmitter would know the stations that are ready for receiving the scheduled data frames and schedule the packet for those stations. Combining the transmission of the control frame with the power saving mechanism would allow triggering a group of power saving stations to wake up at same for receiving the control frame and scheduled user data frames. A new mechanism of simultaneous group responses to the control frame with orthogonal identifier information for individual station is provided to uniquely identify the responding stations.

Abstract: Provided are a method and a device for processing parallel transmission. The method includes that: node types of multiple secondary nodes used for parallel transmission are determined, the node types include a second-type secondary node supporting or enabling parallel message processing (S202); a resource negotiation manner used for negotiating resources of each secondary node for parallel transmission is determined according to the determined node types (S204); corresponding resources corresponding to the multiple secondary nodes respectively are determined according to the determined resource negotiation manner (S206); and parallel transmission processing is performed on the multiple secondary nodes according to the corresponding resources (S208). By the present disclosure, and the effects of effectively avoiding interference to parallel transmission, effectively achieving compatibility with new and old equipment of the network and effectively improving efficiency of the network are achieved.

Abstract: A method and system for sending a radio frame are provided. In the method, a first Personal basic service set Control Point (PCP)/Access Point (AP) sends indication information to a second PCP/AP, wherein the indication information is used for notifying the second PCP/AP to send a first radio frame containing network signalling information over a primary channel of the first PCP/AP, and working channels of the first PCP/AP are divided into the primary channel and a secondary channel; and the second PCP/AP sends the first radio frame over the primary channel according to the indication information. According to the technical solution, time-frequency space-domain resources of a network can be reasonably scheduled and allocated, thereby reducing the mutual interference and improving the resource utilization rate.