WO2019184455A1 - Procédé et appareil de transmission d'informations, dispositif et support de stockage - Google Patents

Procédé et appareil de transmission d'informations, dispositif et support de stockage Download PDF

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Publication number
WO2019184455A1
WO2019184455A1 PCT/CN2018/120721 CN2018120721W WO2019184455A1 WO 2019184455 A1 WO2019184455 A1 WO 2019184455A1 CN 2018120721 W CN2018120721 W CN 2018120721W WO 2019184455 A1 WO2019184455 A1 WO 2019184455A1
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WIPO (PCT)
Prior art keywords
node device
interval
information
cache
node
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PCT/CN2018/120721
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English (en)
Chinese (zh)
Inventor
萧维廷
文振兴
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青岛海信电器股份有限公司
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Publication of WO2019184455A1 publication Critical patent/WO2019184455A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0261—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level
    • H04W52/0274—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof
    • H04W52/028—Power saving arrangements in terminal devices managing power supply demand, e.g. depending on battery level by switching on or off the equipment or parts thereof switching on or off only a part of the equipment circuit blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/02—Traffic management, e.g. flow control or congestion control
    • H04W28/10—Flow control between communication endpoints
    • H04W28/14—Flow control between communication endpoints using intermediate storage
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0248—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal dependent on the time of the day, e.g. according to expected transmission activity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/28—Discontinuous transmission [DTX]; Discontinuous reception [DRX]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to an information transmission method, apparatus, device, and storage medium.
  • the embodiment of the present invention provides an information transmission method, device, device, and storage medium, which are used to improve the timeliness of information transmission in a Bluetooth networking.
  • An embodiment of the present application provides an information transmission method, including:
  • the first node device sends a friend request frame to the second node device before entering the sleep state, where the friend request frame includes a minimum wake interval and a maximum wake interval after the first node device enters a sleep state;
  • the first node device Receiving, by the first node device, a friend grant frame returned by the second node device, and establishing a friendship relationship with the second node device, so that after the first node device enters the sleep state, the first node
  • the information of the two-node device cache target reaching the first node device, where the friend grant frame includes a target wake-up interval, where the target wake-up interval is greater than or equal to the minimum wake-up interval, less than or equal to the maximum wake-up interval;
  • the first node device After entering the sleep state, the first node device wakes up once at the target wake-up interval, and performs information interaction with the second node device.
  • the friend request frame further includes a first cache timeout period, where the first cache timeout time is requested by the first node device to the second node device, and the information that the target reaches the first node is The maximum storage time in the second node.
  • the friend grant frame further includes a second cache timeout period, when the information of the target reaching the first node device is stored in the second node device for more than the second cache timeout period.
  • the second node device deletes the information.
  • the second cache timeout is an integer multiple of the target wakeup interval.
  • the method further includes:
  • the first node device sends a sleep notification frame to the second node device when the user enters the sleep state, so that the second node device starts to cache the information of the target reaching the first node device after receiving the sleep notification frame. And transmitting the cached information to the first node device by the target wake-up interval.
  • the first node device after the first node device enters the sleep state, it wakes up once the target wake-up interval, and performs information interaction with the second node device, including:
  • the first node device wakes up, and receives a cache information notification frame sent by the second node device when the target wake-up interval arrives, where the cache information notification frame includes the first node.
  • the unicast address of the device and the identifier indicating whether or not there is cache information
  • the first node device receives the cache information.
  • An embodiment of the present application provides an electronic device including a Bluetooth component, a memory, and a processor, wherein the memory stores computer instructions, and the processor is configured to execute the computer instruction to cause the electronic device to perform the above The method of the first aspect.
  • An embodiment of the present application provides a computer readable non-volatile storage medium comprising instructions that, when executed on the computer, implement the method of the first aspect described above.
  • FIG. 2 is a schematic structural diagram of a sleep notification frame provided by an embodiment of the present application.
  • FIG. 3 is a schematic structural diagram of a cache information notification frame according to an embodiment of the present application.
  • FIG. 5 is a schematic structural diagram of a friend request frame according to an embodiment of the present application.
  • FIG. 5b is a schematic structural diagram of a friend grant frame according to an embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of an information transmission apparatus according to an embodiment of the present application.
  • a low power node In order to achieve power saving function, the low power node turns off the antenna receiving function. Before entering sleep, a suitable friend node will be searched for by a specific process. When the two parties establish a friendship relationship, the friend node will help cache all the Bluetooth networks within the time period when the low-power node enters the sleep state. The destination is the information of the low-power node. When the low-power node returns to the normal working state, the low-power node will request all the information of the help cache to the friend node, thereby achieving the requirement of sleep power saving and ensuring The correctness of information transmission.
  • the wake-up time of the low-power node is uncontrollable, and when the information cached by the friend node can be transmitted to the low-power node cannot be determined, and the timeliness of the network control information cannot be ensured.
  • FIG. 1 is a flowchart of an information transmission method according to an embodiment of the present application. As shown in FIG. 1, the method includes the following steps:
  • Step 101 The first node device sends a friend request frame to the second node device before entering the sleep state, where the friend request frame includes a minimum wake interval and a maximum wake interval after the first node device enters a sleep state.
  • the Bluetooth network in this embodiment refers to a wireless mesh network that uses a Bluetooth device as a network node.
  • the Bluetooth network is used as an example.
  • the first node device and the second node device in this embodiment may be specifically included.
  • Bluetooth device in the Bluetooth network Specifically, the first node device may be specifically a Bluetooth low energy device in the Bluetooth networking, and the second node device may be specifically a Bluetooth device serving as a friend node in the Bluetooth networking.
  • the second node device may specifically refer to a Bluetooth device as a friend node, and may also refer to multiple Bluetooth devices as friend nodes, that is, the first node device described in this embodiment enters a sleep state.
  • the sending of the friend request frame to the second node device includes: the first node device transmitting the friend request frame to one or more friend nodes.
  • the friend request frame involved in the embodiment adds two fields on the basis of the friend request frame of the existing Bluetooth network, and the two fields respectively fill in the support of the first node device after entering the sleep state.
  • Minimum wakeup interval and maximum wakeup interval For example, the minimum wake-up interval is 50 minutes and the maximum wake-up interval is 100 minutes, indicating that the first node device can wake up once in the interval of 50-100 minutes.
  • the second node device receives the friend request frame sent by the first node device, determining a time between the minimum wake interval and the maximum wake interval as the target wake interval according to the self cache capability, and carrying the target wake interval at the friend
  • the grant frame is sent to the first node device.
  • the target wake-up interval may also be equal to the minimum wake-up interval or the maximum wake-up interval as long as the minimum wake-up interval to the maximum wake-up interval is not exceeded.
  • the second node device may comprehensively determine the value of the target wake-up interval by considering the minimum wake-up interval, the maximum wake-up interval, the current remaining cache space, and the number of low-power Bluetooth devices with which a friendship relationship has been established.
  • the method for determining the target wake-up interval for the second node device is not limited in this embodiment.
  • Step 102 The first node device receives a friend grant frame returned by the second node device, and establishes a friendship relationship with the second node device, so that after the first node device enters the sleep state,
  • the second node device caches information that the target reaches the first node device, where the friend grant frame includes a target wake-up interval, where the target wake-up interval is greater than or equal to the minimum wake-up interval, less than or equal to the maximum Wake up interval.
  • the second node device in the embodiment may include one or more Bluetooth devices as friend nodes
  • the first node device receives the second node device.
  • the friend After the friend grants the frame, the friend establishes a friendship relationship with the second node device according to the friend grant frame, and after entering the sleep state, periodically wakes up from the sleep state according to the target wake-up interval carried in the friend grant frame, for example, when the target When the wake-up interval is 70 minutes, the first node device wakes up every 70 minutes.
  • a second node device includes a plurality of Bluetooth devices as friend nodes
  • the first node device receives a friend grant frame returned from a plurality of friend nodes in the second node device, selecting a friend node from the plurality of friend nodes
  • a friend node including the target wake-up interval may be selected to establish a friendship relationship with the friend node corresponding to the frame.
  • the second node device enters the information that the first node device enters the sleep start buffer destination to reach the first node device, and sends the information to the first node device each time the first node device wakes up.
  • the processing manner of this embodiment includes at least one of the following:
  • the first node device adds information of when it enters a sleep state in the friend request frame when transmitting the friend request frame to the second node device.
  • FIG. 2 is a schematic structural diagram of a sleep notification frame provided by an embodiment of the present application.
  • the sleep notification frame includes a unicast address field and a sleep status field.
  • Add a unicast address in the unicast address field and add a value indicating that the sleep state is entered in the sleep status field.
  • the second node device After receiving the sleep notification frame, the second node device starts to cache the target to reach the first node device. The information, and the interval target wake-up interval, sends the cached information to the first node device.
  • Step 103 After entering the sleep state, the first node device wakes up once at the target wake-up interval, and performs information interaction with the second node device.
  • the manner of information interaction with the second node device each time the first node device wakes up includes the following:
  • the cache information notification frame is sent to the first node device, and the unicast address of the first node device is used in the cache information notification frame, and is used to indicate whether there is a cache.
  • the identification of the information To inform the first node device whether there is cache information. If so, the first node device receives the cache information sent to him by the second node, and if not, re-enters the sleep state.
  • the format of the cache information notification frame may be specifically in the form shown in FIG. 3. In the field of the cache status in FIG. 3, an identifier for indicating whether or not there is cache information is filled in.
  • Figure 3 is merely illustrative and not a unique limitation of the cache information notification frame.
  • the first node device sends a notification message to the second node device to notify the second node device that it has awake from the awake state, and further, the second node device performs the first A similar process is implemented.
  • the embodiment is applicable to the Bluetooth networking.
  • the second node device Before the first node device in the Bluetooth networking enters the sleep state, the second node device is requested to establish a friendship relationship by sending a friend request frame to the second node device, and is in the friend request frame.
  • the minimum awake interval and the maximum awake interval supported by the first node device after entering the sleep state when the first node device receives the friend grant frame returned by the second node device, the first node device establishes a relationship with the second node device.
  • the second node device caches information that the target in the Bluetooth network reaches the first node device, and after the first node device enters the sleep state, according to the second node device
  • the returned friend grants the target wake-up interval carried in the frame, periodically wakes up from the sleep state, and performs information interaction with the second node device each time it wakes up.
  • the second node device can according to the minimum wakeup interval, the maximum wakeup interval, and The capability of the first node to determine the target wake-up interval from the minimum wake-up interval to the maximum wake-up interval, so that the target node wake-up interval is carried in the friend grant frame and sent to the first node device, so that the first node device can According to the target wake-up interval, the user wakes up from the sleep state periodically, and performs information interaction with the second node device, so that the information cached in the second node device can be sent to the first node device in time, thereby improving the Bluetooth networking. Timeliness of information transmission.
  • FIG. 4 is a flowchart of an information transmission method according to an embodiment of the present application. As shown in FIG. 4, on the basis of the embodiment of FIG. 1, the method includes the following steps:
  • Step 401 The first node device sends a friend request frame to the second node device before entering the sleep state, where the friend request frame includes a minimum wake interval, a maximum wake interval, and a first time after the first node device enters a sleep state. a cache timeout period, wherein the first cache timeout period is a maximum storage time of information of the target reaching the first node in the second node that is requested by the first node device to the second node device.
  • Step 402 The first node device receives a friend grant frame returned by the second node device, and establishes a friendship relationship with the second node device, where the friend grant frame includes a target wakeup interval and a second cache timeout. Time, when the information that the target reaches the first node device is stored in the second node device exceeds the second cache timeout period, the second node device deletes the information.
  • Step 403 After entering the sleep state, the first node device wakes up once at the target wake-up interval, and performs information interaction with the second node device.
  • FIG. 5a is a schematic structural diagram of a friend request frame provided by an embodiment of the present application
  • FIG. 5b is a schematic structural diagram of a friend grant frame provided by an embodiment of the present application, as shown in FIG. 5a and FIG. 5b.
  • the friend request frame when the first node device sends the friend request frame to the second node device, the friend request frame includes a minimum wakeup interval, a maximum wakeup interval, and a first cache timeout period, and the second node device is based on the first
  • the field of the evaluation grant frame includes the target wake-up interval and the second cache timeout period, so that the first node device periodically wakes up according to the target wake-up interval, and Notifying the first node device that when the information of the target reaching the first node device is stored in the second node device exceeds the second cache timeout period, the second node device deletes the information.
  • the friend grant frame shown in FIG. 5b further include other fields (not shown in FIG. 5a and FIG. 5b), and the content and structure corresponding to the fields are
  • the content and structure of the data column commonly used in the art are the same, and will not be described in this embodiment for the sake of simplicity.
  • the first cache timeout period and the second cache timeout time may be the same or different.
  • the second cache timeout period is implemented by the second node device according to its own cache capability (the second node device determines its own cache capability and FIG. 1). For example, it is determined that, in some embodiments, when the cache capability of the second node device itself exceeds the first cache timeout period, the second cache timeout period may be set equal to the first cache timeout period.
  • the setting of the second buffer timeout period can also be set according to specific needs, which is not limited in this embodiment.
  • the second cache timeout period is specifically configured as an integer multiple of the target wakeup interval.
  • the first cache timeout time requested by the first node device is an optimal selection, and if the second node device can meet the requirement of the first cache time, the data can be guaranteed to the maximum extent. If the second node device is not satisfied, the second node device can only be used to select the other time. Therefore, in this embodiment, the first cache timeout period is carried in the friend request frame, thereby ensuring that the data is not lost. .
  • the second node device timeouts the cache information in the second cache. The time period is saved. If the first node device recovers from the abnormal cause during the second cache timeout period, the cache information is sent to the first node device, and the cache information is deleted, if the second cache timeout period is reached. Upon arrival, the cache information is still not transmitted to the first node device, and the cache information is deleted.
  • an abnormal power failure such as a sudden power failure or a sleep wakeup process abnormality
  • the embodiment of the present application negotiates the timeout period of the cache information, so that the target arrives at the first node even if the first node device cannot receive the cache information notification frame sent by the second node device due to abnormal conditions such as sudden power failure, abnormal wake-up process, and the like.
  • the information of the device can also be cached in the second node device within the negotiated second cache timeout period. Only when the second cache timeout period arrives, and the first node device still fails to recover from the abnormal cause, The cache information is deleted in the two-node device, thereby improving the reliability of information transmission in the Bluetooth networking.
  • FIG. 6 is a schematic structural diagram of an information transmission apparatus according to an embodiment of the present application. As shown in FIG. 6, the apparatus includes:
  • the first sending module 11 is configured to send a friend request frame to the second node device before the first node device enters a sleep state, where the friend request frame includes a minimum wake-up interval after the first node device enters a sleep state, and Maximum wake-up interval;
  • the first receiving module 12 is configured to receive a friend grant frame returned by the second node device
  • the establishing module 13 is configured to establish a friendship relationship between the first node device and the second node device, so that after the first node device enters the sleep state, the second node device caches a target arrival
  • the waking module 14 is configured to wake up the first node device by the target wake-up interval after the first node device enters the sleep state, so that the first node device and the second node device Perform information interaction.
  • the device further comprises:
  • a second sending module configured to send a sleep notification frame to the second node device when the first node device enters a sleep state, so that the second node device starts to cache the target arrival after receiving the sleep notification frame And the information of the first node device is sent to the first node device by the target wake-up interval.
  • the device further comprises:
  • a second receiving module configured to: when the target wake-up interval arrives, when the first node device wakes up, receive a cache information notification frame sent by the second node device when the target wake-up interval arrives, the cache information
  • the notification frame includes a unicast address of the first node device, and an identifier indicating whether or not there is cache information
  • the third receiving module is configured to receive the cache information when the identifier corresponding to the cached information is included in the cache information notification frame.
  • the information transmission apparatus provided in this embodiment can be used to perform the method of the embodiment of FIG. 1 , and the execution manner and the beneficial effects are similar, and details are not described herein again.
  • the embodiment of the present application further provides an information transmission device, where the friend request frame further includes a first cache timeout period, where the first cache timeout period is the first node device direction.
  • the friend grant frame further includes a second cache timeout period, when the information of the target reaching the first node device is stored in the second node device for more than the second cache timeout period.
  • the second node device deletes the information.
  • the second cache timeout is an integer multiple of the target wakeup interval.
  • the information transmission apparatus provided in this embodiment can be used to perform the method in the embodiment of FIG. 4, and the execution manner and the beneficial effects are similar, and details are not described herein again.
  • An embodiment of the present application further provides an electronic device, including: a processor;
  • Bluetooth component for establishing a Bluetooth network with other Bluetooth devices
  • the processor is configured to execute the computer instructions to cause the electronic device to perform the technical solution of the foregoing method embodiments.
  • the embodiment of the present application further provides a computer readable non-volatile storage medium, including instructions, when the instruction is run on the computer, the computer can implement the technical solution of the foregoing method embodiment.
  • the storage medium may be a magnetic disk, an optical disk, a read only memory (ROM), or a random access memory (RAM).
  • Each functional unit in the embodiment of the present application may be integrated into one processing module, or may be physically existed separately for each unit, or two or more units may be integrated into one module.
  • the above integrated modules can be implemented in the form of hardware or in the form of software functional modules.
  • the integrated modules, if implemented in the form of software functional modules and sold or used as separate products, may also be stored in a computer readable storage medium.
  • the storage medium mentioned above may be a read only memory, a magnetic disk or an optical disk or the like.

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Abstract

L'invention concerne un procédé et un appareil de transmission d'informations, un dispositif et un support de stockage. Le procédé comprend les étapes suivantes : avant d'entrer dans un état de veille, un premier dispositif de nœud envoie une trame de demande d'amitié à un deuxième dispositif de nœud, la trame de demande d'amitié contenant un intervalle de réveil minimal et un intervalle de réveil maximal après l'entrée du premier dispositif de nœud dans un état de veille (101) ; le premier dispositif de nœud reçoit une trame d'accord d'amitié renvoyée par le deuxième dispositif de nœud, et établit une relation d'amitié avec le deuxième dispositif de nœud, de sorte que, après l'entrée du premier dispositif de nœud dans l'état de veille, le deuxième dispositif de nœud mette en tampon des informations concernant une cible arrivant au niveau du premier dispositif de nœud, la trame d'accord d'amitié comprenant un intervalle de réveil cible, l'intervalle de réveil cible étant supérieur ou égal à l'intervalle de réveil minimal et inférieur ou égal à l'intervalle de réveil maximal (102) ; le premier dispositif de nœud, après être entré en état de veille, est réveillé une fois l'intervalle de réveil cible atteint, et effectue une interaction d'informations avec le deuxième dispositif de nœud (103).Le procédé peut améliorer la ponctualité de transmission d'informations dans une mise en réseau Bluetooth.
PCT/CN2018/120721 2018-03-29 2018-12-12 Procédé et appareil de transmission d'informations, dispositif et support de stockage WO2019184455A1 (fr)

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CN106658686A (zh) * 2016-12-30 2017-05-10 广东欧珀移动通信有限公司 一种数据转发方法，及接入设备
CN108551668A (zh) * 2018-03-29 2018-09-18 青岛海信电器股份有限公司 信息传输方法、装置、设备及存储介质

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