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WO2012113245A1 - Procédé, dispositif et système d'accès aux services - Google Patents

Procédé, dispositif et système d'accès aux services Download PDF

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Publication number
WO2012113245A1
WO2012113245A1 PCT/CN2011/082370 CN2011082370W WO2012113245A1 WO 2012113245 A1 WO2012113245 A1 WO 2012113245A1 CN 2011082370 W CN2011082370 W CN 2011082370W WO 2012113245 A1 WO2012113245 A1 WO 2012113245A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
time windows
time
service access
network side
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2011/082370
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English (en)
Chinese (zh)
Inventor
彭江萍
江建军
况振东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Publication of WO2012113245A1 publication Critical patent/WO2012113245A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/02—Access restriction performed under specific conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
    • H04W8/186—Processing of subscriber group data

Definitions

  • the present invention relates to the field of communications, and in particular to a service access method, apparatus, and system.
  • Current mobile communication networks such as: Global System for Mobile Communication (GSM), Universal Mobile Telecommunications System (UMTS), Time Division Synchronous Code Division Multiple Access (Time Division) -Synchronous Code Division Multiple Access (TD-SCDMA for short) provides communication services for human-held mobile terminals.
  • GSM Global System for Mobile Communication
  • UMTS Universal Mobile Telecommunications System
  • TD-SCDMA Time Division Synchronous Code Division Multiple Access
  • TD-SCDMA Time Division Synchronous Code Division Multiple Access
  • Radio Frequency Identification RFID
  • infrared sensors such as RFID
  • global positioning systems such as GPS, GPS, etc.
  • laser scanners installed on various objects
  • RFID Radio Frequency Identification
  • Industry applications such as: traffic monitoring, warning systems, marine rescue, vending machines, car payment, etc.
  • Home applications such as: automatic meter reading, temperature control, etc.
  • Personal applications such as: life detection, remote diagnosis, etc.
  • the terminal accesses the service at the same time, the communication system is congested. In view of the problem that the terminal accesses the network system at the same time in the related art, the network system is congested, and no effective solution has been proposed yet.
  • the present invention provides a service access method, apparatus, and system to address at least the problem in the related art, in which the service access of the terminal at the same time causes the network system to be congested.
  • a service access method including: the network side device divides a predetermined time period or a predetermined time interval into a predetermined number of time windows; and the network side device divides the terminal into multiple terminals according to a predetermined algorithm.
  • the network side device sends a message carrying the information of the one or more time windows corresponding to the terminal group of the terminal to the terminal,
  • the terminal is used for performing service access in one or more time windows corresponding to the terminal.
  • the network side device sends the message carrying the information of the one or more time windows corresponding to the terminal group of the terminal to the terminal, where the network side device sends the terminal group carrying the terminal corresponding to one or more times by using the broadcast message.
  • a message of the window information is sent to the terminal.
  • the network side device comprises one of the following: a radio access network device, a core network device, and an Internet of Things information center.
  • the predetermined algorithm comprises one of: a modulus method, grouping according to service priority; a message of information of one or more time windows corresponding to the terminal group, including: length of one or more time windows; one or more The start time of the time window; the duration or end time of one or more time windows.
  • a service access method including: receiving, by a terminal, a message sent by a network side device, where the message carries information of one or more time windows corresponding to a terminal group of the terminal; Determining a terminal group in which the terminal is located according to a predetermined algorithm; the terminal performs service access in one or more time windows corresponding to the terminal group in which the terminal is located.
  • the terminal comprises one of the following: a mobile terminal, an Internet of Things terminal.
  • a service access apparatus is further provided, which is applied to a network side device, and includes: a first dividing module, configured to divide a predetermined time period or a predetermined time interval into a predetermined number of time windows; a second dividing module, configured to divide the terminal into a plurality of terminal groups according to a predetermined algorithm, where the plurality of terminal groups respectively correspond to one or more time windows of the predetermined number of time windows; and the sending module is configured to carry the sending A message of the information of one or more time windows corresponding to the terminal group of the terminal where the module is located is sent to the terminal, and the terminal is set to perform service access in one or more time windows corresponding to the terminal.
  • the sending module is configured to send, by using a broadcast message, a message carrying information of one or more time windows corresponding to the terminal group of the terminal to the terminal.
  • a service access apparatus is further provided, which is applied to a terminal, and includes: a receiving module, configured to receive a message sent by a network side device, where the message carries a terminal group of the terminal where the receiving module is located Information corresponding to one or more time windows; a determining module, configured to determine the terminal according to a predetermined algorithm The terminal group is located in the service access module, and is configured to perform service access in one or more time windows corresponding to the terminal group of the terminal where the service access module is located.
  • a service access system including: the foregoing service access device (applied to a network side device) and the foregoing service access device (applied to a terminal).
  • the network side device divides the predetermined time period or the predetermined time interval into a predetermined number of time windows by using the network side device; the network side device divides the terminal into a plurality of terminal groups according to a predetermined algorithm, where the plurality of terminal groups respectively correspond to the predetermined number of One or more time windows in the time window; the network side device sends a message carrying information of one or more time windows corresponding to the terminal group to the terminal, and is used for the terminal to perform service access within a predetermined time window, and the solution is solved.
  • FIG. 1 is a first flowchart of an access method according to an embodiment of the present invention
  • FIG. 2 is a second flowchart of an access method according to an embodiment of the present invention
  • FIG. 3 is a preferred embodiment according to the present invention.
  • FIG. 4 is a flow chart of a broadcast message according to an embodiment of the present invention
  • FIG. 5 is a schematic diagram of a network side device assigning a plurality of time windows to a plurality of groups according to an embodiment of the present invention
  • a first structural block diagram of an access device according to an embodiment of the present invention
  • FIG. 7 is a second structural block diagram of an access device according to an embodiment of the present invention
  • FIG. 8 is a structural block diagram of an access device according to an embodiment of the present invention.
  • FIG. 1 is a first flowchart of an access method according to an embodiment of the present invention.
  • the method includes: Step S102: A network side device will perform a predetermined time period. Or the predetermined time interval is divided into a predetermined number of time windows; Step S104: The network side device divides the terminal into a plurality of terminal groups according to a predetermined algorithm, where the plurality of terminal groups respectively correspond to one or more times of a predetermined number of time windows Step S106: The network side device sends a message carrying the information of one or more time windows corresponding to the terminal group of the terminal to the terminal, where the terminal performs service access in one or more time windows corresponding to the terminal. .
  • the terminal when multiple services collide at the same time, the terminal is allowed to perform multiple retransmissions, and the time interval between retransmissions is a random value. If the number of IoT terminals that may initiate access in a cell reaches more than 1000, most of the terminals cannot access after multiple collisions, resulting in service access failure. With the service access method of this embodiment, when a large number of terminals are simultaneously accessed, the terminal can be accessed in batches according to the time window, which avoids network congestion and improves the utilization of network resources.
  • the network side device sends the message carrying the information of the one or more time windows corresponding to the terminal group of the terminal to the terminal, where: the network side device carries information of one or more time windows corresponding to the terminal group of the terminal.
  • the message is sent to the terminal.
  • the existing signaling is used for message transmission, which reduces the signaling cost.
  • the network side device comprises one of the following: a radio access network device, a core network device, and an Internet of Things information center.
  • the utility of the service access method is improved.
  • the predetermined algorithm comprises one of the following: modulus method, grouping according to service priority.
  • the terminal grouping is implemented by a simple method; by the priority grouping method of the preferred embodiment, the number of time windows and the length of the time window corresponding to the group to which the terminals of different priorities belong Differently, the problem that the probability of successful or failed service access of different priorities of the terminal in the related art is overcome can provide better service quality for high-priority services and improve the fairness and rationality of the system.
  • the message of the information of the one or more time windows corresponding to the terminal group includes: a length of one or more time windows; a start time of one or more time windows; a duration or an end time of one or more time windows . With the preferred embodiment, the flexibility of the terminal to determine the time window method is improved.
  • FIG. 2 is a second flowchart of an access method according to an embodiment of the present invention.
  • the method includes: Step S202: The terminal receives the message sent by the network side device, where the message carries information of one or more time windows corresponding to the terminal group of the terminal.
  • the terminal comprises one of the following: a mobile terminal, an Internet of Things terminal.
  • the flexibility of the service access method is improved.
  • the IoT terminal here is also called Machine to Machine (M2M) terminal in the computer and communication industry, and is also called MTC (Machine Type Communication) in the 3rd Generation Partnership Project. )device.
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • one method for solving the problem of network resource congestion caused by simultaneous access of a large number of IoT terminals is to increase the network resource configuration in the cell, but the IoT terminal only has a simultaneous access in a small part of the time.
  • Embodiment 1 The present invention provides a service access method, and this embodiment combines the above embodiments and preferred embodiments thereof. The method includes the following steps 1 to 3.
  • Step 1 The mobile communication network divides a certain time period into a plurality of time windows, and allocates the time windows to a plurality of terminal groups, and one terminal group may correspond to one or more time windows;
  • Step 2 the mobile communication network notifies the terminal The information of one or more time windows corresponding to the terminal grouping;
  • Step 3 The terminal accesses the network to perform services in the time window corresponding to the terminal group to which the terminal belongs.
  • the terminal may determine that the time point for starting the service itself is the time window start time plus a delay time. However, the point in time at which the service is initiated must be within the corresponding time window of the group.
  • Embodiment 2 This embodiment provides a service access method.
  • the hardware module in this embodiment includes the following components:
  • Mobile terminal system side device refers to a mobile terminal held by a human or an Internet of Things terminal.
  • the following is an example of an Internet of Things terminal in the GSM system.
  • Mobile network system network side device (referred to as network side): Refers to all devices except the terminal in the mobile communication system, including radio access network equipment, core network equipment, and Internet of Things information center.
  • FIG. 3 is a flowchart of an access method according to a preferred embodiment of the present invention.
  • the processing method of the flow part in this embodiment includes the following steps S302 to S314.
  • Step S302 The mobile communication system network side device (such as BSS) divides the time into several consecutive time windows. The period of time may be arbitrarily specified, or may be a certain period of time in the mobile communication system, such as a repeat period of a time division multiple access (TDMA) frame number in the GSM system.
  • Step S304 The BSS notifies the packet information to all terminals in the cell by using a broadcast message.
  • TDMA time division multiple access
  • the grouping information may include: information of the total time period (start time, duration or end time), length of a single time window, number of packets.
  • 4 is a flow of a broadcast message transmission according to an embodiment of the present invention. As shown in FIG. 4, the broadcast message sending process does not change compared with the broadcast message sending process in the prior art, but the packet information, the terminal and the packet correspondence calculation method are added to the broadcast message.
  • Step S306 The BSS notifies all terminals in the cell by using the broadcast message to calculate the correspondence between the terminal and the packet.
  • the calculation method includes: using the terminal's International Mobile Subscriber Identity (IMSI) or the international mobile equipment identification code (International Mobile) Equipment Identity (IMEI) is used as the terminal identifier to calculate the group to which the terminal belongs.
  • IMSI International Mobile Subscriber Identity
  • IMEI international mobile equipment identification code
  • FIG. 5 is a schematic diagram of a network side assigning a plurality of time windows to a plurality of groups according to an embodiment of the present invention. As shown in FIG. 5, a long time is divided into 15 time windows, and 15 time windows are allocated to 3 groups.
  • the time windows 1, 4, 7, 10, 13 are assigned to the terminal group A, the time windows 2, 5, 8, 11, 14 are assigned to the terminal group B, and the time windows 3, 6, 9, 12, 15 are allocated.
  • the terminal group C is given. It should be noted that, in other embodiments, the number of time windows corresponding to different groups and the length of a single time window may be different; time windows of different groups may also partially or completely overlap.
  • the time window corresponding to the group to which the low-priority service belongs may be included in the time window corresponding to the group to which the high-priority service belongs, so that the time ratio of the high-priority service can occupy the system resources. Low-priority services can take up more time on system resources.
  • Step S312 The terminal calculates the time window to which the terminal belongs according to the group information received in step S308 and the group number of the terminal obtained in step S310, and the start time and end time of each time window.
  • Step S314 The subsequent service initiation and data transmission and reception of the terminal are performed in the time window calculated in step S312. The process ends.
  • a large number of IoT terminals within a cell are spread across multiple time windows for access.
  • the present invention can save network equipment resources and wireless spectrum resources.
  • the present invention can reduce the number of collisions and reduce the total duration required for all terminals to successfully access.
  • FIG. 6 is a first structural block diagram of an access device according to an embodiment of the present invention. As shown in FIG. 6, the device includes: a first partitioning module. 62. The second dividing module 64 and the transmitting module 66. The above structure will be described in detail below.
  • the first dividing module 62 is configured to divide the predetermined time period or the predetermined time interval into a predetermined number of time windows;
  • the second dividing module 64 is connected to the first dividing module 62, and is configured to divide the terminal into multiple terminals according to a predetermined algorithm. a grouping, wherein the plurality of terminal groups respectively correspond to one or more time windows of the predetermined number of time windows;
  • the sending module 56 is connected to the second dividing module 64, and is configured to group the terminal group carrying the terminal corresponding to one or more
  • the message of the information of the time window is sent to the terminal, and is used for the terminal to perform service access in one or more time windows corresponding to the terminal.
  • the sending module 66 is configured to send, by using a broadcast message, a message that carries information of one or more time windows corresponding to the terminal group of the terminal to the terminal.
  • the embodiment provides a service access device, which is applied to the terminal.
  • FIG. 7 is a second structural block diagram of an access device according to an embodiment of the present invention. As shown in FIG. 7, the device includes: a receiving module 72, a determining module 74, and a service access module 76. The foregoing structure is described in detail below. .
  • the receiving module 72 is configured to receive a message sent by the network side device, where the message carries the receiving module
  • FIG. 8 is a structural block diagram of an access system according to an embodiment of the present invention. As shown in FIG. 8, the system includes: a service access device (applied to a network side device).
  • the network side device divides a predetermined time period or a predetermined time interval into a predetermined number of time windows.
  • the network side device divides the terminal into multiple terminals according to a predetermined algorithm.
  • the network side device sends a message carrying the information of the one or more time windows corresponding to the terminal group of the terminal to the terminal, It is used for the terminal to perform service access within a predetermined time window, and solves the problem of network congestion caused by terminal service access, thereby achieving the effect of reducing network congestion.
  • the network side device in the technical solution of the present invention divides a predetermined time period or a predetermined time interval into a predetermined number of time windows, and the network side device divides the terminal into a plurality of terminal groups, and the plurality of terminal groups respectively correspond to a predetermined number
  • the network side device obtains its corresponding time window, and accesses in the corresponding time window, avoids network congestion caused by terminal service access, and saves network equipment resources and wireless spectrum.
  • the effect of the resource Obviously, those skilled in the art should understand that the above modules or steps of the present invention can be implemented by a general-purpose computing device, which can be concentrated on a single computing device or distributed over a network composed of multiple computing devices.
  • the invention is not limited to any specific combination of hardware and software.
  • the above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)

Abstract

La présente invention se rapporte à un procédé, à un dispositif et à un système d'accès aux services. Le procédé selon l'invention comprend les étapes suivantes : un appareil sur le côté réseau divise une période de temps prédéterminée ou un intervalle de temps prédéterminé en un nombre prédéterminé de fenêtres de temps ; l'appareil sur le côté réseau divise des terminaux en une pluralité de groupes de terminaux sur la base d'un algorithme prédéterminé, la pluralité de groupes de terminaux correspondant à une ou plusieurs fenêtres de temps du nombre prédéterminé de fenêtres de temps, respectivement ; et l'appareil sur le côté réseau envoie, à un terminal, un message contenant des informations d'une ou de plusieurs fenêtres de temps correspondant à un groupe de terminaux contenant le terminal, de telle sorte que le terminal exécute un accès aux services dans la ou les fenêtres de temps correspondant au terminal. La solution technique de la présente invention permet de réduire le taux de congestion du réseau.
PCT/CN2011/082370 2011-02-23 2011-11-17 Procédé, dispositif et système d'accès aux services Ceased WO2012113245A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110044571.1 2011-02-23
CN2011100445711A CN102651900A (zh) 2011-02-23 2011-02-23 业务接入方法、装置及系统

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CN114173396A (zh) * 2021-12-13 2022-03-11 珠海格力电器股份有限公司 终端联网时间的确定方法和装置、电子设备和存储介质

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CN104396299A (zh) * 2012-09-28 2015-03-04 富士通株式会社 信息传输方法、用户设备以及基站
CN102932751A (zh) * 2012-10-17 2013-02-13 中国联合网络通信集团有限公司 物联网数据传输方法和物联网
CN105722243B (zh) * 2014-12-01 2019-06-18 财团法人资讯工业策进会 长期演进技术基地台及其无线资源排程方法
CN105722219A (zh) * 2014-12-01 2016-06-29 财团法人资讯工业策进会 长期演进技术基地台及其无线资源排程方法
CN108898817B (zh) * 2018-08-23 2020-09-22 广州发展集团股份有限公司 计量仪表通讯方法及装置、计量仪表通讯系统

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