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WO2008104114A1 - Méthode et dispositif de contrôle de la congestion dans un réseau de communication sans fil - Google Patents

Méthode et dispositif de contrôle de la congestion dans un réseau de communication sans fil Download PDF

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Publication number
WO2008104114A1
WO2008104114A1 PCT/CN2007/071092 CN2007071092W WO2008104114A1 WO 2008104114 A1 WO2008104114 A1 WO 2008104114A1 CN 2007071092 W CN2007071092 W CN 2007071092W WO 2008104114 A1 WO2008104114 A1 WO 2008104114A1
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WIPO (PCT)
Prior art keywords
service
cell
congestion
predetermined condition
hsdpa
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PCT/CN2007/071092
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English (en)
Chinese (zh)
Inventor
Jingrong Zhang
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Publication of WO2008104114A1 publication Critical patent/WO2008104114A1/fr
Anticipated expiration legal-status Critical
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/11—Identifying congestion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/24—Traffic characterised by specific attributes, e.g. priority or QoS

Definitions

  • the present invention relates to a wireless communication system, and more particularly to a congestion control technique.
  • wireless resources are invaluable. How to provide services to more users and guarantee the quality of service for each user through limited resources is a key technical issue that everyone pays attention to.
  • the usual practice is: When the service is accessed, the system adopts admission control to avoid accessing too many users and affects the service quality of users already connected in the cell. At the same time, after the service is accessed, the cell load level is controlled by J, when the cell is loaded. When the congestion state is entered, the corresponding action is triggered to restore the cell load to the normal state, that is, the congestion control is performed.
  • the admission control is only determined at the time of service access, and after the service is accessed, as the user moves, The load of the cell must fluctuate, so the subsequent congestion control is one of the indispensable key technologies in the wireless communication system.
  • the uplink and downlink loads are independent of each other.
  • the congestion control is usually divided into uplink load control and downlink load control.
  • the downlink load control is generally the downlink total transmit power of the rooting cell (Transmit Carrier Power, referred to as "TCP") to carry out.
  • TCP Transmit Carrier Power
  • a threshold is generally defined for the downlink total transmit power of the cell. If the total transmit power of the downlink cell exceeds the predefined threshold, the downlink load is determined to enter a congestion state, and the corresponding congestion cancellation operation is triggered.
  • Congestion control can also be divided into primary congestion control and over-congestion congestion control according to the threshold of triggering congestion control.
  • the trigger threshold for primary congestion control is generally below the entry threshold.
  • the purpose of triggering primary congestion control is to avoid the cell load approaching the quasi-entry limit and causing new service requests to be accessed.
  • the zone time is rejected by the admission control, that is, the primary congestion control is to allow the cell to reserve a part of the resources for the new access user. Therefore, the primary congestion control is often referred to as load reforming primary congestion triggering, and can be performed.
  • the solution congestion operation usually includes: ⁇ ) non-real-time service slowdown; 2) load balancing between different frequency cells; 3) different system switching;
  • WCDMA Wideband Code Division MiIitiple Access
  • HSDPA Mgh Speed Dowolink Packet Access
  • AMC Adaptive Modulation. and Coding
  • HARQ Hybrid Automatic-Repeat-Reqiiest
  • NodeB base stations
  • AMC It is a process of selecting the appropriate modulation and coding method according to the change of the wireless channel.
  • HARQ is a hybrid error correction technology, Hybrid means that it combines Forwani Error Correction (“FEC”) and automatic The characteristics of the two techniques of Automatic Repeat Request (ARQ).
  • FEC Forwani Error Correction
  • ARQ Automatic Repeat Request
  • HSDPA adds two downlink physical channels and one uplink physical channel, which are downlink high-speed physical downlink shared channels for carrying downlink data of users, respectively.
  • HS-PDSCH Physical Downlink Control Chaone!, referred to as "HS-PDSCH", for bearer demodulation A High Speed Siiare Control Channel (“HS-SCCH”) for signaling required by the data channel HS-PDSCH, and a User Equipment (User Eq pment, referred to as "UE”) High Speed Dedicated Physical Control Channel (“HS-DPCCH”) for uplink feedback information such as acknowledgment/no response (ACK/NACK) and channel wide quantity indication (CQI).
  • HS-SCCH High Speed Siiare Control Channel
  • UE User Equipment
  • HS-DPCCH High Speed Dedicated Physical Control Channel
  • ACK/NACK acknowledgment/no response
  • CQI channel wide quantity indication
  • the HS-PDSCH has a spreading factor of 16, and the transmission time interval ("Transmission Time Interval" for short) is 2 milliseconds, and one data block is transmitted in each ⁇ .
  • the HS-SCCH and the HS-PDSCH are fixed at a fixed time offset. And transmitting, to the UE, the transport format information of the HS-DPSCH, including the coding mode, the modulation mode, the transport block size, and the version information (retransmission information), the HS-DSCH channel code, and the UE ID (the UE identifier) corresponding to the HS-PDSCH TT1.
  • Each user in the ⁇ cell shares all resources of HSDPA. A cell can be used.
  • the HS-PDSCH channel can be up to 15 channels, and the spreading factor of the channel code used for each channel is fixed at 36.
  • the data carrying channels can be allocated to each user reasonably dynamically according to the data transmission requirements of the user and the channel environment in which the user is located. At the same time, resources can be allocated to multiple users according to a certain ratio, as shown in FIG. Using a certain scheduling algorithm, the system can also allocate more HS-PDSCH channels to users with good channel environment, which can further increase the capacity of the device. It can be seen that the HSDM technology is very suitable for non-real-time services with relatively low data transmission delay requirements for data transmission requirements, such as data downloading and web browsing in existing WCDMA networks, and downlink primary congestion control is based on downlink total transmission power. Come into ⁇ .
  • step 1 the radio network controller (Radio Network Controller, RNC for short) sends a measurement control command to the base station to instruct the base station to measure the total downlink transmit power.
  • RNC Radio Network Controller
  • step 2 the base station measures the total downlink transmit power according to the indication of the RNC, and reports the measurement result to the RNC> to record the measurement result as ftoi;
  • step 3 a primary congestion decision is made:
  • the downlink total transmit power Ptotal>predefined primary congestion trigger threshold it is determined that the cell has congestion, triggering the primary congestion control operation; otherwise, determining the cell load is normal.
  • the inventor of the present invention In the process of implementing the present invention, it is found that the scheme has better effect on congestion control for a cell including only WCDMA R99 services, but congestion control cannot be reasonably performed for a cell including HSDPA services.
  • the congestion control needs to be different from the R99 service.
  • the HSDPA service uses idle resources as much as possible without affecting other services of the cell.
  • the total power does not match the actual power demand of the user, and is usually higher than the actual power demand of the user (ie, the minimum power requirement of the HSDPA service). In this case, even if the total power of the cell exceeds the threshold, the cell will not be generated. Negative impact, R99 service users and HSDM service users can still access the cell without congestion control on the cell. However, according to the prior art, unnecessary congestion control is triggered in this case. Summary of the invention
  • the main problem to be solved by the present invention is to provide a congestion control method and apparatus in a wireless communication network, so that the downlink load of the HSDPA. cell can be more accurately and effectively used for primary congestion control.
  • an embodiment of the present invention provides a congestion control method in a wireless communication network.
  • the embodiment of the present invention further provides a congestion control apparatus in a wireless communication network, and a packet first determining unit is configured to determine whether a minimum power requirement of the HSDRA service in the cell is satisfied, a first predetermined condition;
  • An execution unit configured to perform an uncongestion adjustment
  • the execution unit is triggered to perform congestion adjustment on the HSDPA service in the cell.
  • the HSI3PA service is determined according to the minimum power requirement instead of the instantaneous transmission power, and is not triggered when the HSDPA service uses the remaining transmit power of the cell to transmit. Necessary congestion control to make primary congestion control more accurate and effective
  • the congestion decision is independently performed on the HSDM service, so that the downlink load of the HSDPA cell can be controlled in a targeted manner, and the primary congestion limit of various services can be flexibly configured to control the access proportion of the HSDPA service in the cell to meet various operators. Different requirements, while ensuring the stability of the system.
  • FIG. 1 is a schematic diagram of scheduling of HSDPA resources among multiple users in the prior art
  • FIG. 2 is a diagram of a congestion control method flow diagram in a wireless communication network according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram showing an example of a network in a congestion control method in a wireless communication network according to a first embodiment of the present invention
  • FIG. 4 is a congestion control device in a wireless communication network according to a third embodiment of the present invention. Set the structure diagram. Mode for carrying out the invention
  • a first embodiment of the present invention relates to a congestion control method in a wireless communication network.
  • a congestion decision is performed independently on an HSDM service and an R99 service, so that targeted control of a downlink load of an HSDRA cell is performed;
  • step 210 it is determined whether the minimum power requirement of the service in the cell meets the first predetermined condition, and the first predetermined condition is read: the minimum power requirement of the service in the cell is greater than the first threshold, or the HSDPA in the cell The ratio of the minimum power requirement of the service to the total transmit power of the cell exceeds the second threshold. If the first predetermined condition is met, then step 220 is entered; otherwise, the direct entry step is based on the minimum power requirement 3 ⁇ 4 is not the instantaneous transmit power to HSDPA. The service makes a decision. When the HSDM service uses the remaining transmit power of the cell to transmit, the instantaneous transmit power is large, but the minimum power demand may be small.
  • step 220 the congestion adjustment of the HSDPA service in the cell is performed.
  • all HSDPA service users in the area may be sorted according to the user priority, and then the priority is selected to be the lowest.
  • HSDM service users perform congestion-carrying operations to ensure that high-priority users can get good Service Experience
  • the solution to congestion in this case usually includes: reducing the data transmission rate of the downlink HSDPA service of the user, and switching the HSDPA service between the inter-frequency cells.
  • the HSDPA service users with the lowest priority may be one or more. If there are multiple, you can join all the lowest priority HSDM service users. Line adjustment, you can also adjust only one or several of them when you make adjustments, you can adjust them one step at a time, or you can adjust them step by step. Then return to the step; H0.
  • step 230 it is determined whether the instantaneous transmit power of the R99 service in the cell satisfies the second predetermined condition.
  • the second predetermined condition is that the instantaneous transmit power of the R99 service in the cell is greater than the third threshold, or the instantaneous transmit power of the R99 service in the cell. The ratio of the total transmit power of the cell exceeds the fourth threshold. If the second predetermined condition is met, the process proceeds to step 240; otherwise, the process proceeds directly to step 250.
  • step 240 the congestion adjustment of the R99 service in the cell is performed.
  • the congestion adjustment is performed, all the R99 service users in the cell are first sorted according to the user priority, and then the R99 service user with the lowest priority is executed.
  • the congestion operation is performed to ensure that the priority user can obtain a good service experience.
  • the congestion cancellation operation here usually includes: reducing the data transmission rate of the downlink R.99 service of the user, and switching the R99 service between the inter-frequency cells, etc. Referring to the prior art, the process returns to step 210.
  • step 250 it is determined whether the sum of the minimum power requirement of the HSDPA service in the cell and the instantaneous transmit power of the R99 service satisfies a third predetermined condition, and the third predetermined condition may be: a minimum power requirement of the HSDM service in the cell and a R99 service.
  • the sum of the instantaneous transmit powers is greater than the fifth threshold, or the ratio of the sum of the minimum power demand of the HSDM service in the cell to the instantaneous transmit power of the R99 service to the total transmit power of the cell exceeds the sixth threshold.
  • step 260 By taking the sum of the minimum power requirement of the HSDPA service and the instantaneous transmit power of the service as one of the conditions of the congestion decision, it is ensured that the device can maintain a reasonable load as a whole, and the stability of the device is ensured if the third preset condition is met. Proceed to step 260, otherwise return to step 210.
  • the congestion adjustment of the HSD service and the R99 service in the cell may be performed on only one of the services, such as; According to the pre-set HSDM service and the relative priority of the R99 service, the congestion reduction adjustment is performed on the BSDPA service or the R99 service with lower priority, so that the congestion adjustment can better conform to the operator. Operational strategy.
  • the specific adjustment method is the same as the step 220 and the step 240. The details of the adjustment are not described here again.
  • the congestion adjustment can be performed on the two services. For example, all the HSI3PA service users and R99 service users in the cell are unified according to the user priority. Sort; select the lowest priority business user or R99 business user to perform the congestion
  • steps 210 and 220 and steps 230 and 240 do not need a fixed sequence relationship. As shown in FIG. 2, steps 210 and 220 may be performed first, and steps 230 and 240 may be performed. Steps 230 and 240 may be performed first, and then steps are performed; 210, 220 (ie, step 210 and step 230 in FIG. 2 are swapped, and step 220 and step 240 are replaced by ⁇ as long as the minimum power requirement for HSDPA service is R99. Before the comprehensive judgment of the instantaneous transmission power of the service, the minimum power requirement of the HSDPA service and the instantaneous transmission power of the R99 service are respectively determined.
  • the first to sixth thresholds are determined by the operator according to their requirements, wherein the first, third, and fifth thresholds are absolute values of power, and the second, fourth, and sixth thresholds are one. percentage.
  • the operator provides the cell coverage of the two frequencies f and f2 in a hotspot area, corresponding to the cell 1 and the cell 2 respectively, and there are two cells using the frequency fl around the reading hot spot area.
  • Provide R99 service In order to preferentially ensure that the 99th service can be successfully switched to the HSDJRA cell of the same frequency (frequency: ⁇ ) in the neighboring cell, the threshold of the HSI3M service in the cell can be controlled to a lower level, so that the neighboring cell is in the neighboring cell. The R99 service user can switch to the HSDM cell of the same frequency more easily.
  • step 2 ⁇ 0 when the determination in step 2 ⁇ 0 is NO, the process proceeds to step 230, and when the determination in step 0 is negative, the process proceeds to step 250. That is, only when the minimum power requirement of the service in the cell does not satisfy the predetermined condition, and the instantaneous transmission of the R99 service in the cell When the radio power does not satisfy the second predetermined condition, it is judged whether the sum of the minimum power requirement of the HSDM service and the instantaneous transmit power of the RS99 service satisfies the third predetermined condition.
  • Step 210 is determined to be step 220. At this time, the determination of step 230 is also performed. If the determination is yes, step 240 is performed. In this manner, the execution order of steps 210 and 230 does not affect the implementation of the technical solution of the embodiment of the present invention.
  • Steps 230 and 240 are not included.
  • step 250 is performed, that is, if the minimum power requirement of the HSDPA service in the cell does not satisfy the first predetermined condition, the minimum power requirement of the HSDPA service in the cell is directly determined. Whether the sum of the instantaneous transmission power of the R99 service satisfies the third predetermined condition
  • the second embodiment of the present invention also relates to a congestion control method in a wireless communication network, which is substantially the same as the first embodiment, and the difference is that, in the first embodiment, the foregoing three determinations are directly performed according to three preset conditions;
  • a switch is set for each decision, the switch is enabled when the decision is made, the corresponding decision function is triggered, the corresponding decision is made, and the corresponding congestion adjustment is performed when the corresponding condition is met.
  • the decision mentioned here includes whether the minimum power requirement of the HSDM service in the cell in the first embodiment satisfies the first predetermined condition (decision A), and whether the instantaneous transmission power of the R99 service in the cell satisfies the second predetermined condition.
  • decision B The decision (decision B), and whether the sum of the minimum power demand of the HSDPA service in the cell and the instantaneous transmit power of the R99 service satisfies the third predetermined condition (decision C).
  • decision C the third predetermined condition
  • A determines the cell tHSDPA service If the minimum power requirement does not satisfy the first predetermined condition, the decision C is performed; if at least the decision C and the decision B are set to be executed (open), then the decision B determines that the instantaneous transmit power of the R99 service does not satisfy the second predetermined When the conditions are met, the judgment is executed. .
  • a third embodiment of the present invention relates to a congestion control apparatus in a wireless communication network, as shown in FIG. 4, including a first determining unit, configured to determine whether a minimum power requirement of an HSI3PA service in a cell satisfies a first predetermined condition; Perform congestion relief adjustments. Because it is based on the minimum power demand rather than the instantaneous transmit power, the HSDM service is judged, so
  • the triggering execution unit performs de-congestion adjustment on the HSDM service in the cell.
  • the first predetermined condition may be: a minimum HSD service in the cell.
  • the power requirement is greater than the first threshold, or the ratio of the minimum power requirement of the HSDM service in the cell to the total transmit power of the cell exceeds the second threshold.
  • the execution unit performs the congestion adjustment on the HSDPA service in the cell, first all the cells in the cell.
  • the HSD.PA service user sorts according to the user priority and then selects the service user with the lowest priority to perform the congestion-free operation. This ensures that high-priority users can get a good business experience.
  • the apparatus may further include: a second determining unit, configured to determine whether the instantaneous transmit power of the R99 service in the cell satisfies a second predetermined condition; if the second determining unit determines that the instantaneous transmit power of the R99 service in the cell satisfies the second predetermined condition, The execution unit is triggered to perform congestion cancellation adjustment on the R99 service in the cell.
  • the second predetermined condition may be: the instantaneous transmit power of the R99 service in the cell is greater than the third threshold, or the ratio of the instantaneous transmit power of the service in the cell to the total transmit power of the cell exceeds the fourth threshold.
  • the execution unit When performing the congestion adjustment on the R99 service in the cell, the execution unit first sorts all the R99 service users in the cell according to the user priority; then selects the R99 service user with the lowest priority to perform the congestion cancellation operation to ensure the high priority user. Can get a good business experience.
  • the apparatus may further include: a third determining unit, configured to: when the minimum power requirement of the HSD3PA service in the cell does not satisfy the first predetermined condition, and the instantaneous transmit power of the R99 service in the cell does not satisfy the second predetermined condition, determine the cell Whether the sum of the minimum power requirement of the HSDM service and the instantaneous transmission power of the R99 service satisfies a third predetermined condition; if yes, the triggering execution unit performs congestion cancellation adjustment on the HSDPA service and the R99 service in the cell by using the minimum power of the HSDM service.
  • the sum of the demand and the instantaneous transmit power of the R99 service is one of the conditions for the congestion decision, ensuring that the device as a whole can maintain a reasonable load and ensure the stability of the device.
  • the first determining unit instructs the second determining unit to determine whether the minimum power requirement of the HSDPA service does not satisfy the first predetermined condition, and the second determining unit determines that the instantaneous transmitting power of the R99 service does not satisfy the second predetermined condition in the determining cell. Instructing the third decision unit to make a judgment; or
  • the read second decision unit instructs the first decision unit to make a determination when the instantaneous transmit power of the R99 service in the determined cell does not satisfy the second predetermined condition. > When the first decision unit determines that the minimum power requirement of the HSDPA service does not satisfy the first predetermined condition, The third decision unit is instructed to make a determination.
  • the execution unit can perform congestion adjustment on the HSDi3 ⁇ 4 service or the R99 service with lower priority according to the preset priority of the HSDM service and the R99 service, so that the congestion adjustment can better conform to the operation of the operator. ! It is also possible to first sort all HSDPA service users and R99 service users in the cell according to the user priority, and then select the HSDFA service user or the R99 service user with the lowest priority to perform the congestion cancellation operation.
  • the device can control the access proportions of various services in the cell by flexibly configuring the decision thresholds of various services, satisfy different requirements of various operators, and provide device stability guarantee.
  • the device may further comprise a control unit for controlling the first determining unit, the second The decision unit and the third decision unit are turned on and off. Only when the control unit enables the corresponding decision unit, the corresponding decision and operation are performed. If only the first decision unit and the third decision unit are enabled, then A decision unit instructs the third decision unit to perform its decision if the minimum power requirement of the HSDPA service in the cell does not satisfy the first neck condition, if only the second decision unit and the third decision unit are enabled, then the second decision When the unit determines that the instantaneous transmit power of the R99 service in the cell does not satisfy the second predetermined condition, the third decision unit is instructed to perform its decision. If all three decision units are enabled, each decision unit triggers and decides to pass the control unit according to the manner previously proposed in the present embodiment, so that the device can meet the operational requirements of different networks, and is more humanized.
  • the device may exist as a module of the RNC, or may exist in other devices in the system, or even exist as a standalone device.
  • the HSDPA service is determined according to the minimum power requirement instead of the instantaneous transmit power, and the unnecessary congestion control is not triggered when the HSDPA service uses the remaining transmit power of the cell to transmit. Make primary congestion control more accurate and effective.
  • the congestion decision is performed independently for the HSDPA service and the service, so that the downlink load of the cell can be controlled in a targeted manner, and the primary congestion threshold of various services can be flexibly configured to control the access proportion of various services in the cell to meet various operations. Different requirements of the business, while ensuring the stable operation of the system
  • the congestion adjustment When the congestion adjustment is performed, the related service users in the cell are sorted according to the user priority, and the user with the lowest priority is de-congested to ensure that the high-priority user can obtain a good service experience.
  • the sum of the minimum power demand of the HSDPA service and the instantaneous transmit power of the R99 service exceeds the threshold, select a service with a lower priority to implement congestion adjustment. So that the congestion adjustment can better match the operator's operational strategy.
  • the congestion decision and congestion control are independently performed on the HSDPA service and the R99 service, and then
  • Congestion judgment and congestion control are performed on the sum of the minimum power demand of the HSDM service and the instantaneous transmission power of the R99 service, which can prevent unreasonable adjustment.
  • the minimum power requirement for the HSDM service in the system exceeds 30% of the total system power >
  • the instantaneous transmit power of the R99 service exceeds 30 3 ⁇ 4 of the total system power, or the minimum power demand of the H. SDPA service and the instantaneous transmit power of the R99 service.
  • the corresponding adjustment is triggered when the system exceeds 55% of the total power of the system.
  • the minimum power requirement of the HSDM service in the current system accounts for 50% of the total power of the system
  • the instantaneous transmission power of the R99 service accounts for 10% of the total power of the system.
  • Congestion decision and congestion control are performed according to the sum of the minimum power requirement of the HSDPA service and the instantaneous transmit power of the R99 service, and the priority of the R99 service is lower than the priority of the HSDPA.
  • the traffic congestion control is performed, and then according to the HSD.
  • the minimum power requirement of the service will trigger the congestion control of the HSDPA service when the congestion decision is made. A total of two congestion control needs to be performed, and the normal R99 service is restricted, which is unreasonable if the minimum power requirement of the HSDM service is required.
  • Congestion judgment and congestion control, as long as the HSDM service is carried out Plug can be controlled with the

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  • Computer Networks & Wireless Communication (AREA)
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Abstract

L'invention porte sur une méthode de contrôle de la congestion dans le réseau de communication sans fil et sur le dispositif associé, pouvant contrôler plus exactement et efficacement la congestion principale de la charge des liaisons descendantes dans une cellule HSDPA. L'adjudication du service HSDPA s'effectue en fonction d'un besoin de puissance minimale et non de la puissance instantanée de transmission. L'adjudication de congestion au service HSDPA, et l'adjudication de congestion au service R99 se font indépendamment. La relation prioritaire relative entre le service HSDPA et le service R99 peut être établie, quand la somme des besoins de puissance minimale du HSDPA et de la puissance instantanée de transmission du R99 dépasse un seuil, le service qui a la priorité relative la plus basse sera retenu et l'ajustement de congestion s'effectuera en conséquence.
PCT/CN2007/071092 2007-02-28 2007-11-19 Méthode et dispositif de contrôle de la congestion dans un réseau de communication sans fil Ceased WO2008104114A1 (fr)

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Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100536605C (zh) * 2007-02-28 2009-09-02 华为技术有限公司 无线通信网络中拥塞控制方法及其装置
CN101373994B (zh) * 2007-08-21 2012-12-26 电信科学技术研究院 一种功率控制方法及装置
CN101902779B (zh) * 2009-05-26 2013-06-05 华为技术有限公司 控制上行增强专用信道的信用度资源分配的方法、设备及系统
CN102196498B (zh) * 2010-03-12 2014-05-21 鼎桥通信技术有限公司 一种高速载波负载调配方法
CN101888670B (zh) * 2010-06-29 2013-01-30 华为技术有限公司 无线资源管理方法、装置、无线网络控制器和基站
CN104283808B (zh) * 2013-07-03 2019-03-26 华为技术有限公司 拥塞控制方法、设备及系统
CN104769999B (zh) * 2013-10-25 2019-06-14 华为技术有限公司 拥塞控制方法、装置及系统
WO2016161593A1 (fr) * 2015-04-09 2016-10-13 华为技术有限公司 Procédé de contrôle d'admission, procédé de gestion de la charge et équipement de réseau

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1481622A (zh) * 2000-12-15 2004-03-10 艾利森电话股份有限公司 基于码分多址的移动无线电通信系统内的拥塞控制
US20060159016A1 (en) * 2005-01-14 2006-07-20 Telefonaktiebolaget L M Ericsson (Publ) Uplink congestion detection and control between nodes in a radio access network
CN101018418A (zh) * 2007-02-28 2007-08-15 华为技术有限公司 无线通信网络中拥塞控制方法及其装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1481622A (zh) * 2000-12-15 2004-03-10 艾利森电话股份有限公司 基于码分多址的移动无线电通信系统内的拥塞控制
US20060159016A1 (en) * 2005-01-14 2006-07-20 Telefonaktiebolaget L M Ericsson (Publ) Uplink congestion detection and control between nodes in a radio access network
CN101018418A (zh) * 2007-02-28 2007-08-15 华为技术有限公司 无线通信网络中拥塞控制方法及其装置

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