WO2019047201A1 - 无线Mesh网络中无线传输资源配置方法、装置及通信设备 - Google Patents
无线Mesh网络中无线传输资源配置方法、装置及通信设备 Download PDFInfo
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/02—Resource partitioning among network components, e.g. reuse partitioning
- H04W16/10—Dynamic resource partitioning
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- the invention belongs to the technical field of wireless networks, and in particular, to a method, a device and a communication device for configuring a wireless transmission resource in a wireless Mesh network.
- a wireless Mesh network is a new wireless network technology that is completely different from traditional wireless networks. It is a multi-point to multi-point network topology. In this Mesh network structure, each network node is connected in a wireless multi-hop manner through neighboring other network nodes.
- a wireless Mesh network has many different practical application scenarios. For example, some wireless Mesh networks require services with low network delay (for example, voice services); some Mesh networks require the network to accommodate a large number of nodes and need to support burst services. Relatively insensitive to network latency.
- the frame structure of the wireless Mesh network can only be applied to one type of service.
- the WIFI Mesh network is a typical Mesh network that supports burst services.
- the network delay of the WIFI Mesh network is relatively high, and it is completely unable to adapt to the network delay. Lower business (for example, voice service). Therefore, there is a need for a wireless transmission resource allocation method that can adapt to a variety of different application scenarios.
- an object of the present invention is to provide a method, an apparatus, and a communication device for configuring a wireless transmission resource in a wireless Mesh network, which can configure a wireless transmission resource to enable the wireless transmission resource to support multiple service application scenarios.
- the present application provides a method for configuring a wireless transmission resource in a wireless mesh network, which is applied to a primary mesh Mesh node, and includes:
- the subframe in the RRC frame is a transmission time interval TTI resource, and configured to configure, according to the network configuration information, a resource type of each subframe included in each RRC frame and each of the resources.
- the number of subframes corresponding to the type including:
- the subframe in the RRC frame is a transmission time interval TTI resource, and configured to configure, according to the network configuration information, a resource type of each subframe included in each RRC frame and each of the resources.
- the number of subframes corresponding to the type including:
- the wireless transmission resource includes a static allocation resource and a dynamic scheduling resource, allocate, to the Mesh node in the current wireless Mesh, a subframe resource included in a current wireless transmission resource frame, and send the subframe resource to the Mesh Notifying the resource allocation information of the current radio transmission resource frame, the node include:
- the dynamic scheduling resource is allocated to the Mesh node
- the dynamic scheduling resource is allocated to the Mesh node, including:
- the present application provides a wireless transmission resource configuration apparatus in a wireless mesh network, which is applied to a primary mesh Mesh node, and includes:
- a first acquiring unit configured to acquire network configuration information of a current wireless mesh network
- a resource configuration unit configured to configure, according to the network configuration information, a resource type of a subframe included in each wireless transmission resource frame and a number of subframes corresponding to each of the resource types, where the resource type includes statically allocated resources and Dynamic scheduling of resources;
- a resource allocation unit configured to allocate a subframe resource included in a current radio transmission resource frame from the Mesh node in the current wireless mesh network, and notify the Mesh node of resource allocation information of the current radio transmission resource frame .
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource;
- the resource configuration unit includes:
- a first determining subunit configured to obtain, from the network configuration information, a number of nodes that are included in the current Mesh network, and determine, according to the number of the nodes, a quantity n of TTI resources included in the radio transmission resource frame, where, Is a positive integer;
- a second determining subunit configured to obtain, from the network configuration information, a quantity ratio of the static allocated resource to the dynamic scheduling resource
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource;
- the resource configuration unit includes:
- a fourth determining subunit configured to obtain, from the network configuration information, a number of nodes that are included in the current wireless mesh network, and determine, according to the number of nodes, a quantity n of TTI resources included in the wireless transmission resource frame, Where n is a positive integer;
- a fifth determining subunit configured to obtain, from the network configuration information, a service type carried by the network, and determine, according to the service type, a quantity ratio of the static allocated resource to the dynamic scheduling resource;
- the resource allocation unit includes:
- a receiving subunit configured to receive the access request sent from the Mesh node
- a first allocation subunit configured to allocate the static allocated resource to the slave Mesh node when the current wireless transmission resource frame is statically allocated resources
- a second allocation subunit configured to allocate the dynamic scheduling resource to the Mesh node when the current radio transmission resource frame only has a dynamic scheduling resource remaining
- a broadcast subunit configured to broadcast, to all the Mesh nodes in the current wireless mesh network, resource information allocated for the slave Mesh node.
- the second allocation subunit is specifically configured to:
- the present application further provides a processor, configured to run a program, where the program is executed to perform a wireless transmission resource configuration method in a wireless mesh network according to the first aspect.
- the present application further provides a storage medium on which a program is stored, and when the program is executed by the processor, the wireless transmission resource configuration method in the wireless mesh network described in the first aspect is performed.
- the method for configuring a wireless transmission resource in a wireless mesh network configures, according to network configuration information, a resource type included in a wireless transmission resource and a quantity of resources included in each resource type, where the resource type includes static allocated resources and dynamic scheduling resources.
- Statically allocated resources are usually pre-configured by which Mesh node the resource is used, and are usually used to transmit necessary signaling messages and delay-sensitive services for maintaining the network.
- Dynamic scheduling resources can be allocated to different Mesh nodes in different time periods, usually used to transmit bursty traffic.
- the primary Mesh node allocates the wireless transmission resource to the slave Mesh node in the current wireless mesh network, and notifies the corresponding slave Mesh node, so that the Mesh node transmits the service data by using the primary Mesh node for the wireless transmission resource allocated thereto.
- the method utilizes a wireless transmission resource configuration manner to meet different wireless Mesh network application scenarios, thereby improving the flexibility of wireless transmission resource configuration.
- FIG. 1 is a schematic structural diagram of a wireless Mesh network according to an embodiment of the present invention.
- FIG. 2 is a flowchart of a method for configuring a wireless transmission resource in a wireless mesh network according to an embodiment of the present invention
- FIG. 3 is a schematic structural diagram of a wireless transmission resource frame according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of a frame structure of a radio transmission resource frame according to an embodiment of the present invention.
- FIG. 5 is a schematic diagram of a frame structure of another wireless transmission resource frame according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram of a frame structure of a wireless transmission resource frame according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram of a frame structure of another wireless transmission resource frame according to an embodiment of the present invention.
- FIG. 8 is a block diagram of a wireless transmission resource configuration apparatus in a wireless mesh network according to an embodiment of the present invention.
- FIG. 9 is a block diagram of a resource allocation unit according to an embodiment of the present invention.
- FIG. 10 is a block diagram of a resource configuration unit according to an embodiment of the present invention.
- FIG. 11 is a block diagram of another resource configuration unit according to an embodiment of the present invention.
- a wireless Mesh network has many different application scenarios.
- the service characteristics of different application scenarios may be different.
- voice services are sensitive to network delays, and burst services are relatively insensitive to network delays.
- the frame structure of the wireless Mesh network can only be applied to one type of service.
- the WIFI Mesh network is a typical Mesh network that supports burst services.
- the network delay of the WIFI Mesh network is relatively high, and it is completely unable to adapt to the low network delay. Business.
- the wireless transmission resource configuration method of the wireless mesh network provided by the present invention configures a wireless transmission resource according to the network configuration information of the wireless mesh network, wherein the resource types of the resources included in the wireless transmission resource include static allocated resources and dynamic scheduling resources; Resources are typically applied to transport the necessary signaling messages and delay-sensitive services (eg, voice services) that maintain the network. Dynamic scheduling resources are typically used to transmit bursty traffic. Therefore, the wireless transmission resource frame structure provided by the present invention can be applied to different application scenarios.
- a wireless Mesh network includes a primary Mesh node and a secondary Mesh node; and a primary Mesh node is a control node in a wireless Mesh network. To allocate resources from Mesh nodes.
- FIG. 2 a flowchart of a method for configuring a wireless transmission resource in a wireless mesh network according to an embodiment of the present invention is shown.
- the method is applied to a primary mesh node in the wireless mesh network shown in FIG.
- the method includes the following steps:
- the primary Mesh node obtains network configuration information of the current wireless mesh network.
- the network configuration information includes the service type information carried by the entire network and the number of nodes that the network can accommodate. After the wireless Mesh network is built, the service type information and the number of nodes it can accommodate are already configured.
- the service type information may include: a delay-sensitive service, and a burst service as a supplement; a burst service-based and a delay-sensitive service; a delay-sensitive service and a sudden service.
- the primary Mesh node configures, according to the network configuration information, a resource type of a subframe included in a wireless transmission resource frame and a number of subframes corresponding to each resource type.
- the network configuration information is configured, and the resource type included in each wireless transmission resource frame of the current wireless mesh network and the subframe corresponding to each resource type may be configured according to the network configuration information.
- the resource types included in the wireless transmission resource frame of the Mesh network and the number of subframes corresponding to each resource type are fixed.
- the Mesh nodes allocated by the scheduling resources may be different.
- Resource types of wireless transmission resource frames include statically allocated resources and dynamically scheduled resources.
- the statically allocated resources are usually pre-configured by which Mesh node the resource is used to transmit the necessary signaling messages and delay-sensitive services for maintaining the network; the dynamic scheduling resources can be allocated to different Mesh nodes in different time periods, usually for transmission.
- a burst service for example, when a node has a transmission burst service requirement, allocates a dynamic scheduling resource for the node.
- a subframe included in a radio transmission resource frame is a Transmission Time Interval (TTI), that is, one subframe, that is, one TTI.
- TTI Transmission Time Interval
- the primary Mesh node can determine the number of TTI resources included in each wireless transmission resource frame according to the number of nodes that the entire wireless mesh network can accommodate.
- the more nodes a wireless Mesh network accommodates the more TTI resources a wireless transmission resource frame contains.
- the more TTI resources a wireless transmission resource frame contains the slower the overall wireless Mesh network will update critical system messages.
- the primary Mesh node can determine a no according to the service type of the current wireless mesh network.
- the service type of the current wireless Mesh network is mainly based on delay-sensitive services and supplemented by bursty services
- a radio transmission resource frame includes static allocated resources and dynamic scheduling resources, and is mainly based on static allocation resources
- the current wireless mesh network is mainly composed of bursty services and delay sensitive services.
- a wireless transmission resource frame includes static allocated resources and dynamic scheduling resources, and is mainly composed of dynamic scheduling resources.
- the service type carried by the wireless Mesh network may be pre-configured, and the ratio of the static allocated resources to the dynamic scheduling resources in a wireless transmission resource frame, that is, the wireless Mesh network is pre-configured.
- a radio transmission resource frame includes n TTI resources, each TTI is 1 ms, and n TTI resources are nms, where RF0 represents static allocation resources, and RF1 represents dynamic scheduling resources.
- the static allocation resource includes n1 TTI resources, and the dynamic scheduling resource includes n2 TTI resources.
- the ratio of the pre-configured static allocated resource to the dynamic scheduling resource is k1:k2; according to n, and k1:k2, the number of TTI resources included in the static allocated resource in one wireless transmission resource frame is determined, and a wireless transmission is performed.
- the number of TTI resources included in the resource scheduling dynamic scheduling resource is k1:k2; according to n, and k1:k2, the number of TTI resources included in the static allocated resource in one wireless transmission resource frame is determined, and a wireless transmission is performed.
- the number of TTI resources included in the resource scheduling dynamic scheduling resource is k1:k2; according to n, and k1:k2, the number of TTI resources included in the static allocated resource in one wireless transmission resource frame is determined, and a wireless transmission is performed.
- the number of TTI resources included in the resource scheduling dynamic scheduling resource is k1:k2; according to n, and k1:k2, the number of TTI resources included in the static allocated resource in one wireless transmission resource frame is determined, and
- the static allocation resources are allocated to which Mesh nodes are also pre-configured; the dynamic scheduling resources are allocated to which Mesh nodes can be flexibly adjusted, and the dynamic scheduling resources are allocated to the Mesh nodes having burst service requirements.
- the primary Mesh node obtains, from the network configuration information, the number of nodes that the current wireless mesh network accommodates, and the type of service carried by the current wireless mesh network; wherein the service type is based on the current wireless
- the service type reported by the Mesh node in the Mesh network is determined.
- the service type carried by the Mesh node is reported, and the main Mesh node determines the entire service type according to the service type reported by the Mesh node. The type of service of the wireless mesh network.
- the primary Mesh node determines a wireless transmission according to the number of nodes accommodated in the current wireless mesh network.
- the number of TTI resources contained in the resource frame For example, one radio transmission resource frame includes n TTI resources. Then, according to the service type carried by the current wireless mesh network, the resource types included in the wireless transmission resource frame and the number of TTI resources included in each resource type are determined.
- a wireless transmission resource frame includes static allocated resources and dynamic scheduling resources, and is mainly statically allocated resources; If the service type carried by the current wireless mesh network is mainly based on the burst service and the delay-sensitive service, the one radio transmission resource frame includes the static allocated resource and the dynamic scheduling resource, and the dynamic scheduling resource is mainly used.
- the proportion of the static allocated resource and the dynamic scheduling resource is determined. Then, according to the ratio of the static allocated resources and the dynamic scheduling resources, and the number n of TTI resources included in one radio transmission resource frame, the number of TTI resources included in the static allocation resource in one radio transmission resource frame is n1, and the dynamic scheduling resource is dynamically allocated.
- the dynamic scheduling resource may be included, and the sum of the number of TTIs included in the static allocated resource and the dynamic scheduling resource is equal to the total number of TTI resources included in one wireless transmission resource frame.
- the primary Mesh node allocates a subframe included in a current radio transmission resource frame from the Mesh node in the current wireless mesh network, and notifies the Mesh node of the resource allocation information of the current radio transmission resource frame.
- statically allocated resources are pre-configured to which Mesh nodes are allocated, and dynamically scheduled resources are allocated according to the requirements of the Mesh nodes.
- static resources there may be cases where static resources are left.
- the remaining static resources are allocated from the Mesh node preferentially for the resources to be allocated. If the current wireless transmission resource frame has no remaining static resources, the resources need to be allocated.
- Dynamic scheduling resources are allocated from Mesh nodes.
- the primary Mesh node After the primary Mesh node allocates the TTI resource from the Mesh node, it broadcasts the allocated TTI resource information to the slave Mesh node, so as to transmit the service data from the Mesh node by using the TTI resource allocated by the primary Mesh node.
- the Buffer Status Reports (BSR) is reported to the main Mesh node.
- the main Mesh node dynamically allocates resources according to the BSR allocated from the Mesh node. If the BSR is larger, the Mesh is the Mesh. The more dynamic scheduling resources allocated by a node. If the slave Mesh node does not transmit the burst service and the delay-sensitive service within the preset time period, the dynamic scheduling resource allocated to the slave Mesh node may be reclaimed, and the released dynamic scheduling resource is allocated to other required resources. From the Mesh node.
- the primary Mesh node After determining the frame structure of the wireless transmission resource frame, the primary Mesh node broadcasts a frame structure to each of the slave Mesh nodes in the current wireless mesh network, where the total number of TTI resources included in one wireless transmission resource and the TTI resources included in the static allocated resource are included. The number of TTI resources included in the quantity and dynamic allocation resources, and the system frame number in which the new frame structure is valid.
- the method for configuring a wireless transmission resource in a wireless mesh network provides a resource type included in a wireless transmission resource frame and a number of subframes included in each resource type according to the network configuration information; the resource type includes statically allocated resources and dynamics. Schedule resources. Then, the primary Mesh node truly allocates the current wireless transmission resource to the slave Mesh node in the current wireless mesh network, and notifies the corresponding slave Mesh node, so that the Mesh node transmits the service data by using the primary Mesh node for the wireless transmission resource allocated by the primary mesh node. .
- Statically allocated resources are usually pre-configured by which Mesh node the resource is used, and are usually used to transmit necessary signaling messages and delay-sensitive services for maintaining the network. Dynamic scheduling resources can be allocated to different Mesh nodes in different time periods, usually used to transmit bursty traffic.
- the method utilizes a wireless transmission resource frame to satisfy different wireless Mesh network application scenarios, thereby improving the flexibility of wireless transmission resource configuration.
- FIG. 4 a schematic diagram of a frame structure of a radio transmission resource according to an embodiment of the present invention is shown.
- all TTI resources included in a radio transmission resource frame of a wireless Mesh network are statically allocated resources, and are applicable to Delay sensitive services, such as Voice over Internet Protocol (VoIP) services.
- VoIP Voice over Internet Protocol
- the number of TTI resources included in a RRC resource frame may be determined according to the number of nodes that the current wireless mesh network needs to accommodate, and the TTI resources included in one frame of the wireless transmission resource are positively correlated with the number of nodes. If the number of nodes is relatively small, the number of TTI resources included in one frame of wireless transmission resources is also compared. Less; if the number of nodes is relatively large, the number of TTI resources included in one frame of wireless transmission resources is also relatively large.
- a TTI resource included in a frame of a wireless transmission resource in a wireless mesh network includes statically allocated resources and dynamics. The resource is scheduled, and the number of TTI resources included in the static allocation resource is greater than the number of TTI resources included in the dynamic scheduling resource.
- a radio transmission resource frame includes 20 TTI resources, which are respectively T0 to T19, where T0 to T14 are configured as static allocation resources, and T15 to T19 are configured as dynamic scheduling resources. It can be seen that the number of TTI resources included in the statically allocated resources is greater than the number of TTI resources included in the dynamic scheduling resources.
- the frame structure is applicable to networks with delay sensitive services and burst services.
- the one-frame wireless transmission resource of the wireless Mesh network shown in this embodiment includes 20 TTI resources. T0 to T19, where T0 to T9 are configured to statically allocate resources, and T10 to T19 are configured to dynamically allocate resources. It can be seen that the number of TTI resources included in the static allocation resource is equal to the number of TTI resources included in the dynamic scheduling resource.
- This frame structure can take into account both delay-sensitive services and burst services. Therefore, it is suitable for delay-sensitive services and bursts. A network with a balanced business.
- FIG. 7 is a schematic diagram of a frame structure of a radio transmission resource frame according to an embodiment of the present invention.
- the radio Mesh network transmission resource shown in this embodiment includes 20 TTI resources, which are respectively T0 to T19.
- the T0 to T4 are configured to allocate resources statically, and the T5 to T19 are configured to dynamically allocate resources. It can be seen that the number of TTI resources included in the dynamic scheduling resource is greater than the number of TTI resources included in the static allocated resource.
- the frame structure is mainly a dynamic scheduling resource, and is applicable to a network supplemented by burst services and delay sensitive services.
- the frame structure of the wireless transmission resource frame shown in FIG. 5 to FIG. 7 includes both static allocation resources and dynamic scheduling resources.
- the primary Mesh node preferentially allocates static allocation to the accessed nodes.
- Resource when the static allocation resource is allocated, the dynamic scheduling resource is allocated from the Mesh node for subsequent access.
- FIG. 8 a block diagram of a wireless transmission resource configuration apparatus in a wireless mesh network according to an embodiment of the present application is shown, and the apparatus is applied to a primary mesh node in a wireless mesh network.
- the apparatus includes: a first obtaining unit 110, a resource configuration unit 120, and a resource allocating unit 130.
- the first obtaining unit 110 is configured to acquire network configuration information of the current wireless mesh network.
- the network configuration information includes the service type information carried by the entire network and the number of nodes that the network can accommodate. After the wireless Mesh network is built, the service type information and the number of nodes it can accommodate are already configured.
- the resource configuration unit 120 is configured to configure, according to the network configuration information, a resource type of a subframe included in each wireless transmission resource frame and a number of subframes corresponding to each of the resource types.
- the resource types include statically allocated resources and dynamically scheduled resources.
- Resource types of wireless transmission resource frames include statically allocated resources and dynamically scheduled resources.
- the statically allocated resources are usually pre-configured by which Mesh node the resource is used to transmit the necessary signaling messages and delay-sensitive services for maintaining the network; the dynamic scheduling resources can be allocated to different Mesh nodes in different time periods, usually for transmission.
- a burst service for example, when a node has a transmission burst service requirement, allocates a dynamic scheduling resource for the node.
- the network configuration information is configured, and the resource type included in each wireless transmission resource frame of the current wireless mesh network and the subframe corresponding to each resource type may be configured according to the network configuration information.
- the resource types included in the wireless transmission resource frame of the Mesh network and the number of subframes corresponding to each resource type are fixed.
- the Mesh nodes allocated by the scheduling resources may be different.
- the resource allocation unit 130 is configured to allocate, from the Mesh node, the subframe resource included in the current radio transmission resource frame in the current wireless mesh network, and notify the Mesh node of the resource allocation information of the current radio transmission resource frame.
- statically allocated resources are pre-configured to which Mesh nodes are allocated, and dynamically scheduled resources are allocated according to the requirements of the Mesh nodes.
- static resources there may be cases where static resources are left.
- the remaining static resources are allocated from the Mesh node preferentially for the resources to be allocated. If the current wireless transmission resource frame has no remaining static resources, the resources need to be allocated.
- Dynamic scheduling resources are allocated from Mesh nodes.
- the resource allocation unit 130 includes: a receiving subunit 131, a first assigning subunit 132, and a second assigning subunit 133.
- the receiving subunit 131 is configured to receive an access request sent from the Mesh node.
- the first allocation sub-unit 132 is configured to allocate, from the Mesh node, the remaining static allocated resources of the current radio transmission resource frame when the current radio transmission resource frame is statically allocated resources.
- the second allocation sub-unit 133 is configured to allocate the dynamic scheduling resource to the Mesh node when the current radio transmission resource frame only has dynamic scheduling resources remaining.
- the second allocation sub-unit is configured to: receive the status cache report reported by the Mesh node, and allocate the current wireless transmission resource frame from the Mesh node according to the status cache report to send the status cache report.
- the resource type is a TTI resource that dynamically schedules resources.
- the BSR is reported to the main Mesh node.
- the main Mesh node allocates dynamic scheduling resources according to the BSR reported from the Mesh node. If the BSR is larger, the more dynamic scheduling resources are allocated to the Mesh node. If the slave Mesh node does not transmit the burst service and the delay-sensitive service within the preset time period, the dynamic scheduling resource allocated to the slave Mesh node may be reclaimed, and the released dynamic scheduling resource is allocated to other required resources. From the Mesh node.
- the broadcast subunit 134 is configured to broadcast to all the Mesh nodes in the current wireless mesh network as resource information allocated from the Mesh node.
- the primary Mesh node After the primary Mesh node allocates the TTI resource from the Mesh node, it broadcasts the allocated TTI resource information to the slave Mesh node, so as to transmit the service data from the Mesh node by using the TTI resource allocated by the primary Mesh node.
- the primary Mesh node After determining the frame structure of the wireless transmission resource frame, the primary Mesh node broadcasts a frame structure to each of the Mesh nodes in the current wireless mesh network; wherein, the TTI resource included in the wireless transmission resource is included.
- the wireless transmission resource configuration apparatus in the wireless mesh network configures, according to the network configuration information, a resource type included in a wireless transmission resource frame and a number of subframes included in each resource type; the resource type includes statically allocated resources and dynamics. Schedule resources. Then, the primary Mesh node truly allocates the current wireless transmission resource to the slave Mesh node in the current wireless mesh network, and notifies the corresponding slave Mesh node, so that the Mesh node transmits the service data by using the primary Mesh node for the wireless transmission resource allocated by the primary mesh node. .
- Statically allocated resources are usually pre-configured by which Mesh node the resource is used, and are usually used to transmit necessary signaling messages and delay-sensitive services for maintaining the network. Dynamic scheduling resources can be allocated to different Mesh nodes in different time periods, usually used to transmit bursty traffic.
- the device utilizes a wireless transmission resource frame structure to satisfy different wireless Mesh network application scenarios, thereby improving the flexibility of wireless transmission resource configuration.
- the service type carried by the wireless Mesh network may be pre-configured, and the ratio of the static allocated resources to the dynamic scheduling resources in a wireless transmission resource frame, that is, the wireless Mesh network is pre-configured.
- the resource configuration unit 120 includes a first determining subunit 1211, a second determining subunit 1212, and a third determining subunit 1213.
- a first determining sub-unit 1211 configured to obtain, from the network configuration information, a number of nodes that are included in the current Mesh network, and determine, according to the number of the nodes, a quantity n of TTI resources included in the radio transmission resource frame, where n is a positive integer;
- the second determining subunit 1212 is configured to obtain, from the network configuration information, a quantity ratio of the static allocated resource to the dynamic scheduling resource.
- the primary Mesh node obtains the network configuration information. Take the number of nodes that the current wireless mesh network accommodates, and the type of services carried by the current wireless mesh network.
- the resource configuration unit 120 includes a fourth determination sub-unit 1221, a fifth determination sub-unit 1222, and a sixth determination sub-unit 1223.
- the fourth determining subunit 1221 is configured to obtain, from the network configuration information, the number of nodes that are included in the current wireless mesh network, and determine the number n of TTI resources included in the wireless transmission resource frame according to the number of nodes; where n is positive Integer.
- the fifth determining sub-unit 1222 is configured to obtain a service type carried by the network from the network configuration information, and determine, according to the service type, a quantity ratio of the static allocated resource to the dynamic scheduling resource.
- the wireless transmission resource configuration apparatus in the wireless mesh network includes a processor and a memory, and the first acquiring unit, the resource configuration unit, the resource allocation unit, and the like are all stored as a program unit in a memory, and the processor executes the foregoing storage in the memory. Program units to implement the corresponding functions.
- the processor contains a kernel, and the kernel removes the corresponding program unit from the memory.
- the kernel can be set to one or more. By adjusting the kernel parameters, it is possible to support multiple service application scenarios by configuring a wireless transmission resource frame.
- the memory may include non-persistent memory, random access memory (RAM), and/or non-volatile memory in a computer readable medium, such as read only memory (ROM) or flash memory (flash RAM), the memory including at least one Memory chip.
- RAM random access memory
- ROM read only memory
- flash RAM flash memory
- Embodiments of the present invention provide a communication device, including a processor, a memory, and a program stored on the memory and executable on the processor, and the processor implements the following steps when executing the program:
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource
- the resource of the subframe included in each radio transmission resource frame is configured according to the network configuration information.
- the type and the number of subframes corresponding to each of the resource types including:
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource
- the resource of the subframe included in each radio transmission resource frame is configured according to the network configuration information.
- the type and the number of subframes corresponding to each of the resource types including:
- the wireless transmission resource includes a static allocation resource and a dynamic scheduling resource
- assigning a current wireless transmission to the Mesh node in the current wireless mesh Transmitting the subframe resource included in the resource frame, and notifying the Mesh node of the resource allocation information of the current RRC frame, including:
- the dynamic scheduling resource is allocated to the Mesh node
- the dynamic scheduling resource is allocated to the Mesh node, including:
- the communication device herein may be a server, a PC, a PAD, a mobile phone, a walkie-talkie, or the like.
- the present application also provides a computer program product, when executed on a data processing device, adapted to perform a process of initializing the method steps as follows:
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource
- the resource of the subframe included in each radio transmission resource frame is configured according to the network configuration information.
- the type and the number of subframes corresponding to each of the resource types including:
- the subframe in the radio transmission resource frame is a transmission time interval TTI resource
- the resource of the subframe included in each radio transmission resource frame is configured according to the network configuration information.
- the type and the number of subframes corresponding to each of the resource types including:
- the wireless transmission resource includes a static allocated resource and a dynamic scheduling resource
- the subframe resource included in the current wireless transmission resource frame is allocated from the Mesh node in the current wireless Mesh. And notifying the Mesh node of the resource allocation information of the current RRC frame, including:
- the slave Mesh node Allocating the dynamic scheduling resource
- the dynamic scheduling resource is allocated to the Mesh node, including:
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- Mobile Radio Communication Systems (AREA)
Abstract
本申请提供了一种无线Mesh网络中无线传输资源配置方法、装置及通信设备,根据网络配置信息配置无线传输资源所包含的资源类型及每种资源类型所包含资源的数量;其中,资源类型包括静态分配资源和动态调度资源。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,通常用来传输维持网络的必要信令消息与时延敏感业务。动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务。然后,主Mesh节点将无线传输资源分配给当前无线Mesh网络中的从Mesh节点,并通知相应的从Mesh节点,以使从Mesh节点利用所分配的无线传输资源传输业务数据。该方法利用一种无线传输资源配置方式能够满足不同的无线Mesh网络应用场景,从而提高了无线传输资源配置的灵活性。
Description
本发明属于无线网络技术领域,尤其涉及一种无线Mesh网络中无线传输资源配置方法、装置及通信设备。
无线Mesh(网状)网络是一种与传统无线网络完全不同的新型无线网络技术,是一种多点到多点网络拓扑结构。在这种Mesh网络结构中,各网络节点通过相邻其他网络节点,以无线多跳方式相连。
无线Mesh网络具有很多不同的实际应用场景,例如,有些无线Mesh网络要求支持网络延迟较低的业务(例如,语音业务);有些Mesh网络要求网络容纳的节点数较多,需要支持突发业务,对网络延时相对不敏感。但是,目前无线Mesh网络的帧结构都只能适用于一种业务类型,例如,WIFI Mesh网络是典型的支持突发业务的Mesh网络,WIFI Mesh网络的网络延时较高,完全无法适应网络延迟较低的业务(例如,语音业务)。因此,亟需一种能够适应多种不同应用场景的无线传输资源分配方式。
发明内容
有鉴于此,本发明的目的在于提供一种无线Mesh网络中无线传输资源配置方法、装置及通信设备,能够配置无线传输资源使得该无线传输资源能够支持多种业务应用场景。
第一方面,本申请提供了一种无线Mesh网络中无线传输资源配置方法,应用于主网状Mesh节点中,包括:
获取当前无线Mesh网络的网络配置信息;
根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;
为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所
包含的子帧,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
可选地,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧数量,包括:
从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
可选地,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,包括:
从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
可选地,若所述无线传输资源包括静态分配资源和动态调度资源,则为所述当前无线Mesh中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息,包
括:
接收所述从Mesh节点发送的接入请求;
当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;
当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源;
向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
可选地,当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源,包括:
接收所述从Mesh节点上报的状态缓存报告;
根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
第二方面,本申请提供了一种无线Mesh网络中无线传输资源配置装置,应用于主网状Mesh节点中,包括:
第一获取单元,用于获取当前无线Mesh网络的网络配置信息;
资源配置单元,用于根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;
资源分配单元,用于为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
可选地,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述资源配置单元包括:
第一确定子单元,用于从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
第二确定子单元,用于从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;
第三确定子单元,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
可选地,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述资源配置单元,包括:
第四确定子单元,用于从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
第五确定子单元,用于从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;
第六确定子单元,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
可选地,若所述无线传输资源包括静态分配资源和动态调度资源,则所述资源分配单元包括:
接收子单元,用于接收所述从Mesh节点发送的接入请求;
第一分配子单元,用于当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;
第二分配子单元,用于当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源;
广播子单元,用于向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
可选地,所述第二分配子单元具体用于:
接收所述从Mesh节点上报的状态缓存报告,并根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
第三方面,本申请还提供了一种处理器,用于运行程序,其中,所述程序运行时执行第一方面所述的无线Mesh网络中无线传输资源配置方法。
第四方面,本申请还提供了存储介质,其上存储有程序,所述程序被处理器执行时执行第一方面所述的无线Mesh网络中无线传输资源配置方法。
本申请提供的无线Mesh网络中无线传输资源配置方法,根据网络配置信息配置无线传输资源所包含的资源类型及每种资源类型所包含资源的数量;其中,资源类型包括静态分配资源和动态调度资源。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,通常用来传输维持网络的必要信令消息与时延敏感业务。动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务。然后,主Mesh节点将无线传输资源分配给当前无线Mesh网络中的从Mesh节点,并通知相应的从Mesh节点,以使从Mesh节点利用主Mesh节点为其分配的无线传输资源传输业务数据。该方法利用一种无线传输资源配置方式能够满足不同的无线Mesh网络应用场景,从而提高了无线传输资源配置的灵活性。
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1是本发明实施例一种无线Mesh网络的结构示意图;
图2是本发明实施例一种无线Mesh网络中无线传输资源配置方法的流程图;
图3是本发明实施例一种无线传输资源帧的结构示意图;
图4是本发明实施例一种无线传输资源帧的帧结构示意图;
图5是本发明实施例另一种无线传输资源帧的帧结构示意图;
图6是本发明实施例又一种无线传输资源帧的帧结构示意图;
图7是本发明实施例再一种无线传输资源帧的帧结构示意图;
图8是本发明实施例一种无线Mesh网络中无线传输资源配置装置的框图;
图9是本发明实施例一种资源分配单元的框图;
图10是本发明实施例一种资源配置单元的框图;
图11是本发明实施例另一种资源配置单元的框图。
无线Mesh网络具有很多不同的应用场景,不同的应用场景对应的业务特点可能不同,例如,语音业务对网络延迟比较敏感,突发业务对网络延时相对不敏感。但是,无线Mesh网络的帧结构只能适用于一种业务类型,例如,WIFI Mesh网络是典型的支持突发业务的Mesh网络,WIFI Mesh网络的网络延时较高,完全无法适应网络延迟较低的业务。本发明提供的无线Mesh网络的无线传输资源配置方法,根据无线Mesh网络的网络配置信息配置无线传输资源,其中,该无线传输资源所包含资源的资源类型包括静态分配资源和动态调度资源;静态分配资源通常适用于传输维持网络的必要信令消息和时延敏感业务(例如,语音业务)。动态调度资源通常用于传输突发业务。因此,本发明提供的无线传输资源帧结构能够适用于不同的应用创景。
请参见图1,示出了本发明实施例一种无线Mesh网络的结构示意图,如图1所示,无线Mesh网络包括主Mesh节点和从Mesh节点;主Mesh节点是无线Mesh网络中的控制节点,为从Mesh节点分配资源。
请参见图2,示出了本发明实施例一种无线Mesh网络中无线传输资源配置方法的流程图,该方法应用于图1所示的无线Mesh网络中的主Mesh节点。如图2所示,该方法包括以下步骤:
S110,主Mesh节点获取当前无线Mesh网络的网络配置信息。
网络配置信息包括整个网络所承载的业务类型信息、网络所能容纳的节点个数。当无线Mesh网络构建后,其所承载的业务类型信息及所能容纳的节点数量已经配置好。
例如,业务类型信息可以包括:以时延敏感业务为主、突发业务为辅;以突发业务为主、时延敏感业务为辅;时延敏感业务和突发业务兼顾。
S120,主Mesh节点根据网络配置信息,配置一个无线传输资源帧所包含子帧的资源类型及每种资源类型所对应子帧的数量。
通常,当一个无线Mesh网络构建完成之后,网络配置信息已经配置完成,根据网络配置信息可以配置当前无线Mesh网络的每一个无线传输资源帧所包含的资源类型和每种资源类型所对应子帧的数量;换言之,一个无线Mesh网络构建完成后,该Mesh网络的无线传输资源帧所包含的资源类型及每种资源类型对应的子帧数量已经固定。不同的无线传输资源帧中,调度资源所分配的Mesh节点可能有所不同。
无线传输资源帧的资源类型包括静态分配资源和动态调度资源。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,用于传输维持网络的必要信令消息和时延敏感业务;动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务,例如,当某个节点有传输突发业务需求时,为该节点分配动态调度资源。
在本申请一种可能的实现方式中,无线Mesh网络中,一个无线传输资源帧包含的子帧是传输时间间隔(Transmission Time Interval,TTI),即一个子帧即一个TTI。主Mesh节点可以根据整个无线Mesh网络能够容纳的节点数量确定每一个无线传输资源帧所包含的TTI资源数量。
无线Mesh网络所容纳的节点数量越多,一个无线传输资源帧所包含的TTI资源数量也就越多。但是,一个无线传输资源帧包含的TTI资源数量越多,整个无线Mesh网络更新关键系统消息的速度会越慢。
然后,主Mesh节点可以根据当前无线Mesh网络的业务类型确定一个无
线传输资源帧所包含子帧的资源类型。
例如,当前无线Mesh网络的业务类型是以时延敏感业务为主、突发业务为辅,则一个无线传输资源帧同时包含静态分配资源和动态调度资源,且以静态分配资源为主;又如,当前无线Mesh网络以突发业务为主、时延敏感业务为辅,则一个无线传输资源帧同时包含静态分配资源和动态调度资源,且以动态调度资源为主。
在本发明一种可能的实现方式中,可以预先配置无线Mesh网络所承载的业务类型,以及,一个无线传输资源帧中静态分配资源与动态调度资源的数量比例,即预先配置好无线Mesh网络的业务类型及无线传输资源的资源类型及每种资源类型所包含的资源数量。
如图3所示,一个无线传输资源帧包括n个TTI资源,每个TTI是1ms,n个TTI资源就是nms,其中,RF0表示静态分配资源,RF1表示动态调度资源。静态分配资源包含n1个TTI资源,动态调度资源包含n2个TTI资源。其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
例如,预先配置好的静态分配资源与动态调度资源的比例是k1:k2;根据n、以及k1:k2,确定一个无线传输资源帧中静态分配资源所包含的TTI资源数量,以及,一个无线传输资源帧中动态调度资源所包含的TTI资源数量。
通常,静态分配资源分配给哪些从Mesh节点也预先配置好;动态调度资源分配给哪些从Mesh节点可以灵活调整,将动态调度资源分配给有突发业务需求的从Mesh节点。
在本发明另一种可能的实现方式中,主Mesh节点从网络配置信息中获取当前无线Mesh网络所容纳的节点数量,以及当前无线Mesh网络所承载的业务类型;其中,该业务类型根据当前无线Mesh网络中各个从Mesh节点上报的业务类型确定得到,从Mesh节点接入当前无线Mesh网络时,上报该从Mesh节点所承载的业务类型,主Mesh节点根据各个从Mesh节点上报的业务类型确定整个无线Mesh网络的业务类型。
主Mesh节点根据当前无线Mesh网络所容纳的节点数量确定一个无线传
输资源帧所包含的TTI资源数量。例如,一个无线传输资源帧包括n个TTI资源。然后,根据当前无线Mesh网络所承载的业务类型,确定无线传输资源帧所包含的资源类型,以及每种资源类型所包含的TTI资源数量。
例如,若当前无线Mesh网络所承载的业务类型以时延敏感业务为主、突发业务为辅,则一个无线传输资源帧同时包含静态分配资源和动态调度资源,且以静态分配资源为主;若当前无线Mesh网络所承载的业务类型以突发业务为主、时延敏感业务为辅,则一个无线传输资源帧包含静态分配资源和动态调度资源,且以动态调度资源为主。
进一步根据时延敏感业务及突发业务的业务比例,以及网络受限情况,确定静态分配资源和动态调度资源的数量比例。然后,根据静态分配资源和动态调度资源数量比例,以及一个无线传输资源帧所包含的TTI资源的数量n,获得一个无线传输资源帧中静态分配资源所包含的TTI资源数量是n1,动态调度资源所包含的TTI资源数量是n2,且,n1和n2满足以下条件,1≤n1≤n,0≤n2≤n,n1+n2=n,即,一个无线传输资源帧中肯定包含静态分配资源,可能包含动态调度资源,且静态分配资源和动态调度资源所包含的TTI数量之和等于一个无线传输资源帧所包含的TTI资源的总数量。
S130,主Mesh节点为当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧,并向所述从Mesh节点通知当前无线传输资源帧的资源分配信息。
通常,静态分配资源预先配置好分配给哪些从Mesh节点,动态调度资源根据从Mesh节点的需求来分配。但是,可能存在静态资源有剩余的情况,此种应用场景下,优先为需要分配资源的从Mesh节点分配剩余的静态资源;如果当前无线传输资源帧没有剩余的静态资源,则为需要分配资源的从Mesh节点分配动态调度资源。
主Mesh节点为从Mesh节点分配TTI资源后,向从Mesh节点广播所分配的TTI资源信息,以便从Mesh节点利用主Mesh节点分配的TTI资源传输业务数据。
从Mesh节点传输突发业务前,向主Mesh节点上报缓存状态报告(Buffer Status Reports,BSR),主Mesh节点根据从Mesh节点上报的BSR分配动态调度资源,如果BSR越大,则为该从Mesh节点分配的动态调度资源越多。如果该从Mesh节点在预设时间段内都没有再传输突发业务和时延敏感业务,则可以收回分配给该从Mesh节点的动态调度资源,并将释放的动态调度资源分配其它有需求的从Mesh节点。
主Mesh节点确定无线传输资源帧的帧结构后,向当前无线Mesh网络中的各个从Mesh节点广播帧结构;其中,包括一个无线传输资源所包含TTI资源的总数、静态分配资源所包含TTI资源的数量及动态分配资源所包含TTI资源的数量,以及,新的帧结构生效的系统帧号。
本实施例提供的无线Mesh网络中无线传输资源配置方法,根据网络配置信息配置一个无线传输资源帧所包含的资源类型及每种资源类型所包含子帧的数量;资源类型包括静态分配资源和动态调度资源。然后,主Mesh节点将当前无线传输资源真分配给当前无线Mesh网络中的从Mesh节点,并通知相应的从Mesh节点,以使从Mesh节点利用主Mesh节点为其分配的无线传输资源传输业务数据。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,通常用来传输维持网络的必要信令消息与时延敏感业务。动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务。该方法利用一种无线传输资源帧满足不同的无线Mesh网络应用场景,从而提高了无线传输资源配置的灵活性。
请参见图4,示出了本发明实施例一种无线传输资源的帧结构示意图,本实施例中,无线Mesh网络的一个无线传输资源帧所包含的TTI资源全部是静态分配资源,适用于时延敏感业务,例如,网络电话(Voice over Internet Protocol,VoIP)业务。
一个无线传输资源帧所包含的TTI资源的数量可以根据当前无线Mesh网络所需要容纳的节点数量确定,一帧无线传输资源包含的TTI资源与节点数量正相关。若节点数量比较少,则一帧无线传输资源包含TTI资源的数量也比较
少;若节点数量比较多,则一帧无线传输资源包含TTI资源的数量也比较多。
请参见图5,示出了本发明实施例另一种无线传输资源帧的帧结构示意图,本实施例中,无线Mesh网络中一帧无线传输资源所包含的TTI资源同时包含静态分配资源和动态调度资源,而且,静态分配资源所包含的TTI资源的数量大于动态调度资源所包含的TTI资源的数量。
如图5所示,一个无线传输资源帧包括20个TTI资源分别是T0~T19,其中T0~T14配置为静态分配资源,T15~T19配置为动态调度资源。由此可见,静态分配资源所包含TTI资源的数量大于动态调度资源所包含TTI资源的数量,此种帧结构适用于以时延敏感业务为主、突发业务为辅的网络。
请参见图6,示出了本发明实施例又一种无线传输资源帧的帧结构示意图,如图6所示,本实施例示出的无线Mesh网络一帧无线传输资源包含20个TTI资源分别是T0~T19,其中,T0~T9配置为静态分配资源,T10~T19配置为动态调度资源。由此可见,静态分配资源所包含TTI资源的数量与动态调度资源所包含TTI资源的数量相等,此种帧结构能够兼顾时延敏感业务和突发业务,因此,适用于时延敏感业务和突发业务均衡的网络。
请参见图7,示出了本发明实施例在一种无线传输资源帧的帧结构示意图,如图7所示,本实施例示出的无线Mesh网络传输资源包括20个TTI资源分别是T0~T19,其中,T0~T4配置为静态分配资源,T5~T19配置为动态调度资源。可见,动态调度资源所包含TTI资源的数量大于静态分配资源所包含TTI资源的数量。此种帧结构主要是动态调度资源,适用于以突发业务为主、时延敏感业务为辅的网络。
图5~图7所示的无线传输资源帧的帧结构既包含静态分配资源又包含动态调度资源,当从Mesh节点接入当前无线Mesh网络时,主Mesh节点优先为接入的节点分配静态分配资源;当静态分配资源分配完后,为后续接入的从Mesh节点分配动态调度资源。
对于前述的各方法实施例,为了简单描述,故将其都表述为一系列的动作组合,但是本领域技术人员应该知悉,本发明并不受所描述的动作顺序的限制,
因为依据本发明,某些步骤可以采用其他顺序或者同时进行。其次,本领域技术人员也应该知悉,说明书中所描述的实施例均属于优选实施例,所涉及的动作和模块并不一定是本发明所必须的。
请参见图8,示出了本申请实施例一种无线Mesh网络中无线传输资源配置装置的框图,该装置应用于无线Mesh网络中的主Mesh节点。如图8所示,该装置包括:第一获取单元110、资源配置单元120和资源分配单元130。
第一获取单元110,用于获取当前无线Mesh网络的网络配置信息。
网络配置信息包括整个网络所承载的业务类型信息、网络所能容纳的节点个数。当无线Mesh网络构建后,其所承载的业务类型信息及所能容纳的节点数量已经配置好。
资源配置单元120,用于根据网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量。
所述资源类型包括静态分配资源和动态调度资源。
无线传输资源帧的资源类型包括静态分配资源和动态调度资源。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,用于传输维持网络的必要信令消息和时延敏感业务;动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务,例如,当某个节点有传输突发业务需求时,为该节点分配动态调度资源。
通常,当一个无线Mesh网络构建完成之后,网络配置信息已经配置完成,根据网络配置信息可以配置当前无线Mesh网络的每一个无线传输资源帧所包含的资源类型和每种资源类型所对应子帧的数量;换言之,一个无线Mesh网络构建完成后,该Mesh网络的无线传输资源帧所包含的资源类型及每种资源类型对应的子帧数量已经固定。不同的无线传输资源帧中,调度资源所分配的Mesh节点可能有所不同。
资源分配单元130,用于为当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向从Mesh节点通知当前无线传输资源帧的资源分配信息。
通常,静态分配资源预先配置好分配给哪些从Mesh节点,动态调度资源根据从Mesh节点的需求来分配。但是,可能存在静态资源有剩余的情况,此种应用场景下,优先为需要分配资源的从Mesh节点分配剩余的静态资源;如果当前无线传输资源帧没有剩余的静态资源,则为需要分配资源的从Mesh节点分配动态调度资源。
此种应用场景下,如图9所示,所述资源分配单元130包括:接收子单元131、第一分配子单元132和第二分配子单元133。
接收子单元131,用于接收从Mesh节点发送的接入请求。
第一分配子单元132,用于当所述当前无线传输资源帧剩余静态分配资源时,为从Mesh节点分配当前无线传输资源帧剩余的静态分配资源。
第二分配子单元133,用于当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源。
所述第二分配子单元具体用于:接收所述从Mesh节点上报的状态缓存报告,并根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
从Mesh节点传输突发业务前,向主Mesh节点上报BSR,主Mesh节点根据从Mesh节点上报的BSR分配动态调度资源,如果BSR越大,则为该从Mesh节点分配的动态调度资源越多。如果该从Mesh节点在预设时间段内都没有再传输突发业务和时延敏感业务,则可以收回分配给该从Mesh节点的动态调度资源,并将释放的动态调度资源分配其它有需求的从Mesh节点。
广播子单元134,用于向当前无线Mesh网络中的所有从Mesh节点广播为从Mesh节点分配的资源信息。
主Mesh节点为从Mesh节点分配TTI资源后,向从Mesh节点广播所分配的TTI资源信息,以便从Mesh节点利用主Mesh节点分配的TTI资源传输业务数据。
主Mesh节点确定无线传输资源帧的帧结构后,向当前无线Mesh网络中的各个从Mesh节点广播帧结构;其中,包括一个无线传输资源所包含TTI资
源的总数、静态分配资源所包含TTI资源的数量及动态分配资源所包含TTI资源的数量,以及,新的帧结构生效的系统帧号。
本实施例提供的无线Mesh网络中无线传输资源配置装置,根据网络配置信息配置一个无线传输资源帧所包含的资源类型及每种资源类型所包含子帧的数量;资源类型包括静态分配资源和动态调度资源。然后,主Mesh节点将当前无线传输资源真分配给当前无线Mesh网络中的从Mesh节点,并通知相应的从Mesh节点,以使从Mesh节点利用主Mesh节点为其分配的无线传输资源传输业务数据。静态分配资源通常预先配置好该资源由哪个Mesh节点使用,通常用来传输维持网络的必要信令消息与时延敏感业务。动态调度资源可以在不同的时段分配给不同的Mesh节点,通常用于传输突发业务。该装置利用一种无线传输资源帧结构满足不同的无线Mesh网络应用场景,从而提高了无线传输资源配置的灵活性。
在本申请一种可能的实现方式中,可以预先配置无线Mesh网络所承载的业务类型,以及,一个无线传输资源帧中静态分配资源与动态调度资源的数量比例,即预先配置好无线Mesh网络的业务类型及无线传输资源的资源类型及每种资源类型所包含的资源数量。如图10所示,该资源配置单元120包括第一确定子单元1211、第二确定子单元1212和第三确定子单元1213。
第一确定子单元1211,用于从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n;其中,n为正整数;
第二确定子单元1212,用于从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例。
第三确定子单元1213,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
在本申请的另一种可能的实现方式中,主Mesh节点从网络配置信息中获
取当前无线Mesh网络所容纳的节点数量,以及当前无线Mesh网络所承载的业务类型。如图11所示,资源配置单元120包括第四确定子单元1221、第五确定子单元1222和第六确定子单元1223。
第四确定子单元1221,用于从网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据节点数量确定无线传输资源帧所包含的TTI资源的数量n;其中,n为正整数。
第五确定子单元1222,用于从网络配置信息中获取网络所承载的业务类型,并根据业务类型确定静态分配资源与所述动态调度资源的数量比例。
第六确定子单元1223,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2;其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
所述无线Mesh网络中无线传输资源配置装置包括处理器和存储器,上述第一获取单元、资源配置单元和资源分配单元等均作为程序单元存储在存储器中,由处理器执行存储在存储器中的上述程序单元来实现相应的功能。
处理器中包含内核,由内核去存储器中调取相应的程序单元。内核可以设置一个或以上,通过调整内核参数来实现通过配置一种无线传输资源帧就能够支持多种业务应用场景。
存储器可能包括计算机可读介质中的非永久性存储器,随机存取存储器(RAM)和/或非易失性内存等形式,如只读存储器(ROM)或闪存(flash RAM),存储器包括至少一个存储芯片。
本发明实施例提供了一种通信设备,设备包括处理器、存储器及存储在存储器上并可在处理器上运行的程序,处理器执行程序时实现以下步骤:
获取当前无线Mesh网络的网络配置信息;
根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;
为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
在本申请一种可能的实现方式中,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧数量,包括:
从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
在本申请一种可能的实现方式中,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,包括:
从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
在本申请一种可能的实现方式中,若所述无线传输资源包括静态分配资源和动态调度资源,则为所述当前无线Mesh中的从Mesh节点分配当前无线传
输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息,包括:
接收所述从Mesh节点发送的接入请求;
当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;
当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源;
向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
在本申请一种可能的实现方式中,当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源,包括:
接收所述从Mesh节点上报的状态缓存报告;
根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
本文中的通信设备可以是服务器、PC、PAD、手机、对讲机等。
本申请还提供了一种计算机程序产品,当在数据处理设备上执行时,适于执行初始化有如下方法步骤的程序:
获取当前无线Mesh网络的网络配置信息;
根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;
为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
在本申请一种可能的实现方式中,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧数量,包括:
从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
在本申请一种可能的实现方式中,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,包括:
从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;
从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;
根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
在本申请一种可能的实现方式中,若所述无线传输资源包括静态分配资源和动态调度资源,则为所述当前无线Mesh中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息,包括:
接收所述从Mesh节点发送的接入请求;
当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;
当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点
分配所述动态调度资源;
向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
在本申请一种可能的实现方式中,当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源,包括:
接收所述从Mesh节点上报的状态缓存报告;
根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
需要说明的是,本说明书中的各个实施例均采用递进的方式描述,每个实施例重点说明的都是与其他实施例的不同之处,各个实施例之间相同相似的部分互相参见即可。对于装置类实施例而言,由于其与方法实施例基本相似,所以描述的比较简单,相关之处参见方法实施例的部分说明即可。
最后,还需要说明的是,在本文中,诸如第一和第二等之类的关系术语仅仅用来将一个实体或者操作与另一个实体或操作区分开来,而不一定要求或者暗示这些实体或操作之间存在任何这种实际的关系或者顺序。而且,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者设备不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者设备所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括所述要素的过程、方法、物品或者设备中还存在另外的相同要素。
对所公开的实施例的上述说明,使本领域技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域技术人员来说将是显而易见的,本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下,在其它实施例中实现。因此,本发明将不会被限制于本文所示的这些实施例,而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,
这些改进和润饰也应视为本发明的保护范围。
Claims (13)
- 一种无线Mesh网络中无线传输资源配置方法,应用于主网状Mesh节点中,其特征在于,包括:获取当前无线Mesh网络的网络配置信息;根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
- 根据权利要求1所述的方法,其特征在于,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧数量,包括:从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
- 根据权利要求1所述的方法,其特征在于,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,包括:从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量, 并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
- 根据权利要求1-3任一项所述的方法,其特征在于,若所述无线传输资源包括静态分配资源和动态调度资源,则为所述当前无线Mesh中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息,包括:接收所述从Mesh节点发送的接入请求;当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源;向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
- 根据权利要求4所述的方法,其特征在于,当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源,包括:接收所述从Mesh节点上报的状态缓存报告;根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
- 一种无线Mesh网络中无线传输资源配置装置,应用于主网状Mesh节点中,其特征在于,包括:第一获取单元,用于获取当前无线Mesh网络的网络配置信息;资源配置单元,用于根据所述网络配置信息,配置每一个无线传输资源帧 所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;资源分配单元,用于为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧资源,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
- 根据权利要求6所述的装置,其特征在于,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述资源配置单元包括:第一确定子单元,用于从所述网络配置信息中获取当前Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;第二确定子单元,用于从所述网络配置信息中获取所述静态分配资源与所述动态调度资源的数量比例;第三确定子单元,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤n,n1+n2=n。
- 根据权利要求6所述的装置,其特征在于,所述无线传输资源帧中的子帧是传输时间间隔TTI资源;所述资源配置单元,包括:第四确定子单元,用于从所述网络配置信息中获取所述当前无线Mesh网络所容纳的节点数量,并根据所述节点数量确定所述无线传输资源帧所包含的TTI资源的数量n,其中,n为正整数;第五确定子单元,用于从所述网络配置信息中获取所述网络所承载的业务类型,并根据所述业务类型确定所述静态分配资源与所述动态调度资源的数量比例;第六确定子单元,用于根据所述数量比例,以及,所述无线传输资源帧所包含的TTI资源的数量n,确定所述静态分配资源所包含的TTI资源的数量n1和所述动态调度资源所包含的TTI资源的数量n2,其中,1≤n1≤n,0≤n2≤ n,n1+n2=n。
- 根据权利要求6-8任一项所述的装置,其特征在于,若所述无线传输资源包括静态分配资源和动态调度资源,则所述资源分配单元包括:接收子单元,用于接收所述从Mesh节点发送的接入请求;第一分配子单元,用于当所述当前无线传输资源帧剩余静态分配资源时,为所述从Mesh节点分配所述静态分配资源;第二分配子单元,用于当所述当前无线传输资源帧只剩余动态调度资源时,为所述从Mesh节点分配所述动态调度资源;广播子单元,用于向所述当前无线Mesh网络中的所有从Mesh节点广播为所述从Mesh节点分配的资源信息。
- 根据权利要求9所述的装置,其特征在于,所述第二分配子单元具体用于:接收所述从Mesh节点上报的状态缓存报告,并根据所述状态缓存报告为发送所述状态缓存报告的从Mesh节点分配所述当前无线传输资源帧中资源类型为动态调度资源的TTI资源。
- 一种通信设备,其特征在于,包括存储器和处理器,所述存储器内存储有程序指令,所述处理器用于运行所述存储器内的程序指令以执行以下步骤:获取当前无线Mesh网络的网络配置信息;根据所述网络配置信息,配置每一个无线传输资源帧所包含子帧的资源类型及每种所述资源类型所对应子帧的数量,所述资源类型包括静态分配资源和动态调度资源;为所述当前无线Mesh网络中的从Mesh节点分配当前无线传输资源帧所包含的子帧,并向所述从Mesh节点通知所述当前无线传输资源帧的资源分配信息。
- 一种处理器,用于运行程序,其特征在于,所述程序运行时执行权利要求1-5任一项所述的无线Mesh网络中无线传输资源配置方法。
- 一种存储介质,其上存储有程序,其特征在于,所述程序被处理器执行时执行权利要求1-5任一项所述的无线Mesh网络中无线传输资源配置方法。
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| CN103052072A (zh) * | 2012-12-31 | 2013-04-17 | 上海瀚讯无线技术有限公司 | 用于混合网络的超帧及分布实现动态信道资源分配的方法 |
| WO2015078483A1 (en) * | 2013-11-26 | 2015-06-04 | Nokia Solutions And Networks Oy | Method and apparatus for combining half- and full duplex transmission in a relay |
| CN106793128A (zh) * | 2017-03-23 | 2017-05-31 | 江苏中科羿链通信技术有限公司 | 一种多通道无线Mesh网络TDMA资源分配方法 |
-
2017
- 2017-09-11 WO PCT/CN2017/101181 patent/WO2019047201A1/zh not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052072A (zh) * | 2012-12-31 | 2013-04-17 | 上海瀚讯无线技术有限公司 | 用于混合网络的超帧及分布实现动态信道资源分配的方法 |
| WO2015078483A1 (en) * | 2013-11-26 | 2015-06-04 | Nokia Solutions And Networks Oy | Method and apparatus for combining half- and full duplex transmission in a relay |
| CN106793128A (zh) * | 2017-03-23 | 2017-05-31 | 江苏中科羿链通信技术有限公司 | 一种多通道无线Mesh网络TDMA资源分配方法 |
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