WO2010121406A1 - Procédé, appareil et station mobile pour envoyer un rapport de mesure - Google Patents

Procédé, appareil et station mobile pour envoyer un rapport de mesure Download PDF

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Publication number
WO2010121406A1
WO2010121406A1 PCT/CN2009/071355 CN2009071355W WO2010121406A1 WO 2010121406 A1 WO2010121406 A1 WO 2010121406A1 CN 2009071355 W CN2009071355 W CN 2009071355W WO 2010121406 A1 WO2010121406 A1 WO 2010121406A1
Authority
WO
WIPO (PCT)
Prior art keywords
information
bits
measurement report
bit
quality value
Prior art date
Application number
PCT/CN2009/071355
Other languages
English (en)
Chinese (zh)
Inventor
董朋朋
肖洁华
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2009/071355 priority Critical patent/WO2010121406A1/fr
Priority to CN200980105321.5A priority patent/CN102292934B/zh
Publication of WO2010121406A1 publication Critical patent/WO2010121406A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting

Definitions

  • the embodiments of the present invention relate to the field of communications technologies, and in particular, to a method, a device, and a mobile station for transmitting a measurement report.
  • VAMOS Voice services over Adaptive Multi-user channels on One Slot
  • VAMOS technology is capable of splitting the same radio resource into two subchannels, each of which can be occupied by one mobile station, so that two mobile stations can operate on the same radio resource.
  • the above subchannels are distinguished by orthogonal or nearly orthogonal training sequences.
  • the base station When using VAMOS technology for communication, when the downlink is downlink, the base station transmits a QPSK-like signal, and the mobile station cancels the signal that is not its own as an interference signal through mutually orthogonal training sequences and enhanced interference cancellation techniques, thereby solving One of its own signals;
  • the base station In the uplink, two mobile stations use GMSK modulation to transmit on the same time slot, and the base station uses SIC (Successive Interference Cancellation) or JD (Joint Detection) to demodulate Two multiplexed signals are distinguished by two different TSC ( Training Sequence Codes).
  • a modulation scheme of adaptive QPSK constellation mapping is introduced in the VAMOS technology. In this modulation mode, the power ratio of the two subchannels can be adjusted. How to adjust the power ratio between subchannels is an important part of VAMOS technology.
  • the prior art proposes a scheme for determining a power ratio which utilizes RXQUAL (Signal Reception Quality) or RXLEV (Average Receive Level) in a measurement report reported by a mobile station.
  • RXQUAL Signal Reception Quality
  • RXLEV Average Receive Level
  • Embodiments of the present invention provide a method, an apparatus, and a mobile station for transmitting a measurement report, which can improve the accuracy of the RXQUAL, and further provide a more accurate calculation source of the user power ratio.
  • an embodiment of the present invention provides a method for transmitting a measurement report, including: adding sub-level information for indicating a signal measurement quality value in a measurement report;
  • the embodiment of the present invention further provides a sending apparatus, including:
  • An extension unit configured to add sub-level information for indicating a signal measurement quality value in the measurement report
  • a sending unit configured to send a measurement report that includes sub-level information of the signal measurement quality value, where the sending unit includes:
  • a determining unit configured to determine that the length of the measurement report information exceeds an original format limit
  • a coding unit configured to: when the determination result of the determining unit is yes, perform bit punching on the bit information of the measurement report Encode the operation and send it.
  • an embodiment of the present invention further provides a mobile station, including: the foregoing sending apparatus.
  • the accuracy of the RXQUAL in the measurement report can be improved, and a more accurate calculation source is provided for calculating the user power ratio using the RXQUAL value.
  • FIG. 1 is a flowchart of a method for transmitting a measurement report according to Embodiment 1 of the present invention
  • FIG. 2 is a flowchart of a method for transmitting a measurement report according to Embodiment 2 of the present invention
  • FIG. 3 is a schematic diagram of formats of layers in an SACCH channel according to Embodiment 2 of the present invention.
  • FIG. 4 is a schematic diagram of a preferred encoding process in Embodiment 2 of the present invention.
  • FIG. 7 is a schematic diagram of a transmitting apparatus provided in Embodiment 3 of the present invention.
  • Embodiments of the present invention provide a method and a transmitting apparatus for transmitting a measurement report, which can improve the accuracy of RXQUAL in a measurement report, and provide a more accurate calculation source for calculating a user power ratio.
  • a first embodiment of the present invention provides a method for transmitting a measurement report. As shown in FIG. 1, the method includes: Step S101: Add sub-level information indicating a signal measurement quality value RXQUAL in the measurement report;
  • the sub-level information may increase the accuracy of the original representation signal measurement quality value RXQUAL.
  • the sub-level information may be an increased bit for indicating the signal measurement quality value RXQUAL.
  • Step S102 Send a measurement report including the signal measurement quality value RXQUAL sub-level information.
  • FER Fre Error Ratio
  • the level of RXQUAL is only set to 8 in the prior art, the difference is Larger FER values often correspond to the same RXQUAL value. It can be seen that it is not accurate to calculate the power ratio of VAMOS paired users with the low precision RXQUAL value in the prior art.
  • the method provided by the embodiments of the present invention can improve the accuracy of the RXQUAL in the measurement report, and further provides a more accurate calculation source for calculating the user power ratio by using the RXQUAL value.
  • the bit information of the measurement report is encoded and transmitted including the puncturing operation.
  • the measurement report message is encoded and transmitted in the original encoding format.
  • Embodiment 2 of the present invention provides a method for sending a measurement report, as shown in FIG. 2, the method includes: Step S201: Add sub-level information indicating the received signal measurement quality value in the measurement report; the following report uses the SACCH (Slow Associated Control Channel) as an example to illustrate the specific implementation of step S201.
  • Step S201 Add sub-level information indicating the received signal measurement quality value in the measurement report; the following report uses the SACCH (Slow Associated Control Channel) as an example to illustrate the specific implementation of step S201.
  • SACCH Slow Associated Control Channel
  • FIG. 3 is a schematic diagram of each layer format in the SACCH channel. As shown in FIG. 3, the relationship of each layer is: L3 layer is nested in the L2 layer, and L2 layer is nested in the L1 layer.
  • L3 layer is nested in the L2 layer
  • L2 layer is nested in the L1 layer.
  • only three bits are set in the measurement result information of the L3 layer to indicate the eight levels of RXQUAL.
  • the number of levels used to represent RXQUAL is expanded according to actual needs. Considering the need to be compatible with the original RXQUAL level indication, the extended level is only given as a sub-level of the original level.
  • the original level when adding 1 bit of RXQUAL sub-level information, the original level can be further divided into 2 sub-levels, and then RXQUAL is divided into 16 levels; similarly, when adding 2 bits of RXQUAL sub-level information At that time, each of the original levels can be further divided into 4 sub-levels, and then RXQUAL is divided into 32 levels, and so on.
  • Table 2 shows a level table in the prior art which uses 3 bits to represent RXQUAL.
  • the level division in the following table can be used.
  • Step S202 It is judged whether the length of the measurement message report message exceeds the limit of the original format, and if not, step S203 is performed, and if yes, step S204 is performed.
  • the length of the measurement report message in the original format is in the L2 layer, and the length of the L2 layer is 21 bytes, and the length of the L1 layer is 23 bytes, which is added for After indicating the number of information bits of RXQUAL, if the information of the L2 layer exceeds 21 bytes, If the length of the data of the entire L1 layer exceeds 184 bits of the original format, the coding mode needs to be changed.
  • Step S203 The measurement report message is encoded and transmitted by using the original coding format.
  • the encoding format of the SACCH can be left unchanged.
  • the receiver can use the original decoding method to solve the more accurate RXQUAL from the new measurement report message.
  • Step S204 Add the number of L1 layer original bits used to represent the measurement report information, and re-code the transmission.
  • the content of layer 2 has exceeded 21 bytes in the L1 format of the SACCH, so that the original information length of the SACCH is greater than the original 184 bits, and the coding of the SACCH Need to change.
  • the new coding scheme may have various options, such as using different FIRE coding methods or different convolutional coding methods, but considering the coding code.
  • the coding scheme is simple in design, has good compatibility, and has been verified to have little impact on the performance of the existing SACCH. The above optimal coding scheme will be described in detail below with reference to the accompanying drawings.
  • the FIRE code generation process and the convolutional coding process in the encoding process use the original method, and the punching process is a new operation process.
  • the input of the FIRE code is changed from the original 184 bits to 186 bits.
  • Each 57 bits is a group, and j indicates which of the 57 bits is erased.
  • the punch mode can be expressed as:
  • the flag can be set.
  • the flag The value is used to indicate whether the current measurement report format contains an increased number of bits for indicating RXQUAL sub-level information or other relevant information indication.
  • the method provided by the embodiments of the present invention can improve the accuracy of the RXQUAL in the measurement report, and further provides a more accurate calculation source for calculating the user power ratio by using the RXQUAL value.
  • the new coding scheme provided in this embodiment can ensure good compatibility with the original system, and the design is simple. The performance verification shows that the coding scheme has little impact on the performance of the SACCH.
  • the transmitting apparatus 700 includes: an expanding unit 701, configured to add sub-level information for indicating a signal measurement quality value in the measurement report;
  • the sending unit 702 is configured to send a measurement report that includes sub-level information of the signal measurement quality value.
  • the sending unit 702 can include:
  • the determining unit 7021 is configured to determine that the length of the measurement report information exceeds the original format limit.
  • the encoding unit 7022 is configured to: when the determining result of the determining unit 7021 is YES, use the original encoding format to perform the measurement report message. Encoding transmission; when the judgment result of the judging unit 7021 is NO, the number of bits originally used to represent the measurement report message is increased, and the transmission is re-encoded.
  • the coding unit in this embodiment in order to enable the apparatus provided in this embodiment to achieve rate matching with the original system, and further to make the apparatus have good compatibility, the coding unit in this embodiment
  • the 7022 further adds a punching unit 70221 to the original component unit, and the punching unit 70221 is configured to perform a punching operation between the convolution operation and the interleaving operation in the re-encoding process.
  • the optimal coding unit 7022 has little impact on the performance of the SACCH and has good compatibility.
  • the present embodiment provides that the transmitting apparatus can improve the accuracy of the RXQUAL in the measurement report, and further provides a more accurate calculation source for calculating the user power ratio using the RXQUAL value.
  • the optimal coding unit scheme in the transmitting device can ensure good compatibility with the original system, and the design is simple. The performance verification shows that the coding scheme has little impact on the performance of the SACCH.
  • the embodiment provides a mobile station, which includes the transmitting device as described in the third embodiment.
  • the mobile station may be a mobile communication device such as a mobile phone in a specific application.
  • the mobile station provided in this embodiment can improve the accuracy of the RXQUAL in the measurement report, and further provides a more accurate calculation source for calculating the user power ratio using the RXQUAL value.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention porte sur un procédé pour envoyer un rapport de mesure qui comprend les étapes suivantes : ajouter des informations de moindre qualité qui sont utilisées pour représenter une valeur de qualité de mesure de signal dans le rapport de mesure; envoyer le rapport de mesure qui comprend les informations de moindre qualité de la valeur de qualité de mesure de signal. Un appareil d'envoi comprend les unités suivantes : une unité d'expansion pour ajouter des informations de moindre qualité qui sont utilisées pour représenter une valeur de qualité de mesure de signal dans le rapport de mesure; et une unité d'envoi pour envoyer le rapport de mesure qui comprend les informations de moindre qualité de la valeur de qualité de mesure de signal. Une station mobile comprend l'appareil d'envoi susmentionné. Selon le présent mode de réalisation, la précision de RXQUAL dans le rapport de mesure peut être améliorée, par conséquent une source de calcul plus précise peut être fournie pour calculer un rapport de puissance utilisateur à l'aide de la valeur de RXQUAL.
PCT/CN2009/071355 2009-04-20 2009-04-20 Procédé, appareil et station mobile pour envoyer un rapport de mesure WO2010121406A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2009/071355 WO2010121406A1 (fr) 2009-04-20 2009-04-20 Procédé, appareil et station mobile pour envoyer un rapport de mesure
CN200980105321.5A CN102292934B (zh) 2009-04-20 2009-04-20 一种发送测量报告的方法、装置和移动台

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/071355 WO2010121406A1 (fr) 2009-04-20 2009-04-20 Procédé, appareil et station mobile pour envoyer un rapport de mesure

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WO2010121406A1 true WO2010121406A1 (fr) 2010-10-28

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3057255B1 (fr) 2013-11-04 2018-08-22 Huawei Technologies Co., Ltd. Procédé et appareil d'adaptation de débit pour codes polaires, et dispositif de communication sans fil

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WO2008016944A2 (fr) * 2006-07-31 2008-02-07 Qualcomm Incorporated Détermination de paramètres rf cellulaires sur la base de mesures par des équipements utilisateurs
CN101212760A (zh) * 2006-12-26 2008-07-02 中兴通讯股份有限公司 无线网络控制器获取最小接收功率的方法和装置
WO2008133471A1 (fr) * 2007-04-30 2008-11-06 Lg Electronics Inc. Procédé de déclenchement d'un rapport de mesure d'un terminal mobile
GB2450123A (en) * 2007-06-13 2008-12-17 Motorola Inc Optimizing power settings of an access point in a communication system to mitigate interference
WO2008156304A2 (fr) * 2007-06-18 2008-12-24 Samsung Electronics Co., Ltd. Procédé et appareil pour effectuer une évaluation de cellules voisines dans un système de communications mobiles
CN101369928A (zh) * 2008-09-05 2009-02-18 上海华为技术有限公司 测量报告的上报方法、读取方法、装置和系统

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008016944A2 (fr) * 2006-07-31 2008-02-07 Qualcomm Incorporated Détermination de paramètres rf cellulaires sur la base de mesures par des équipements utilisateurs
CN101212760A (zh) * 2006-12-26 2008-07-02 中兴通讯股份有限公司 无线网络控制器获取最小接收功率的方法和装置
WO2008133471A1 (fr) * 2007-04-30 2008-11-06 Lg Electronics Inc. Procédé de déclenchement d'un rapport de mesure d'un terminal mobile
GB2450123A (en) * 2007-06-13 2008-12-17 Motorola Inc Optimizing power settings of an access point in a communication system to mitigate interference
WO2008156304A2 (fr) * 2007-06-18 2008-12-24 Samsung Electronics Co., Ltd. Procédé et appareil pour effectuer une évaluation de cellules voisines dans un système de communications mobiles
CN101369928A (zh) * 2008-09-05 2009-02-18 上海华为技术有限公司 测量报告的上报方法、读取方法、装置和系统

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CN102292934B (zh) 2014-05-07
CN102292934A (zh) 2011-12-21

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