WO2010105537A1

WO2010105537A1 - Method and device for controlling measurement report transmission

Info

Publication number: WO2010105537A1
Application number: PCT/CN2010/071033
Authority: WO
Inventors: 官仕国
Original assignee: 华为技术有限公司
Priority date: 2009-03-17
Filing date: 2010-03-15
Publication date: 2010-09-23
Also published as: CN101841821A; CN101919281A

Abstract

A method for controlling measurement report transmission, a method for transmitting measurement report, a network side device and a mobile station(MS) are provided in the embodiments of the present invention. The method for controlling measurement report includes the following steps: the control message is sent to an MS in a system broadcast message, the control message is used for instructing the MS to send a measurement report, wherein the measurement report includes a Received Signal Code Power(RSCP) and a ratio of code capacity to interference power density; the measurement report sent from the MS on a random access channel is received. With the embodiment of the present invention, the measurement report may cover the whole area of a cell, based on sending RSCP and the ratio between code capacity and interference power density at the same time.

Description

Control measurement method and device

The present application claims priority to Chinese Patent Application No. 200910129611.5, entitled "Method and Apparatus for Controlling Measurement Report Transmission", filed on March 17, 2009, the entire contents of which is incorporated herein by reference. in.

Technical field

The present invention relates to the field of mobile communications, and in particular, to a method for controlling transmission of a measurement report, a method for transmitting a measurement report, a network side device, and a mobile station. Background technique

In a wireless communication system, the coverage of the network changes with the terrain of the coverage area. The quality of the coverage directly affects the KPI (Key Performance Indicators) of the network. After obtaining the network coverage, the parameters of the network can be adjusted in time to ensure high-quality coverage of the network. Therefore, how to obtain the coverage information of the network has become a concern of people.

In the prior art, the measurement report can be reported through the uplink DCH (Dedicated Channel).

In order to obtain the coverage information of the network, the network side needs to know the RSCP (Received Signal Code Power) and the chip energy/interference power density information of each test location. However, the prior art cannot simultaneously transmit RSCP and chip energy/ Interference power density, and when the mobile station is located at the edge of the cell, it passes the measurement on the uplink DCH, and the measurement report cannot cover the entire cell range. Summary of the invention

In view of this, an object of the embodiments of the present invention is to provide a method for controlling measurement report transmission, a method for transmitting a measurement report, a network side device, and a mobile station, which can implement simultaneous transmission of RSCP and chip energy and interference power density. , so that the measurement report can cover the entire cell range.

To achieve the above, the embodiment of the present invention provides a method for controlling transmission of a measurement report, and the method may include: Sending, by the system broadcast message, a control message to the mobile station, where the control message is used to notify the mobile station to send the measurement report;

Receiving a measurement report sent by the mobile station through a random access channel, where the measurement report includes a received signal code power and a ratio between chip energy and interference power density.

The embodiment of the invention further provides a method for sending a measurement report, including:

Receiving, by the network side, a control message sent by the system broadcast message, where the control message is used to notify the mobile station to send a measurement report;

The measurement report is sent to the network side through a random access channel, where the measurement report includes a ratio of received signal code power and chip energy to interference power density.

The embodiment of the invention further provides a network side device, including:

a first sending unit, configured to send, by using a system broadcast message, a control message to the mobile station, where the control message is used to notify the mobile station to send the measurement report;

And a first receiving unit, configured to receive a measurement report sent by the mobile station by using a random access channel, where the measurement report includes a received signal code power and a ratio between a chip energy and an interference power density.

The embodiment of the invention further provides a mobile station, including:

a second receiving unit, configured to receive a control message sent by the network side by using a system broadcast message, where the control message is used to notify the mobile station to send a measurement report;

And a second sending unit, configured to send, by using a random access channel, the measurement report to the network side, where the measurement report includes a received signal code power and a ratio between a chip energy and an interference power density.

According to the technical solution disclosed above, the measurement report sent by the mobile station through the random access channel includes the ratio of the received signal code power and the chip energy to the interference power density, so that the measurement 4 in the cell can be more comprehensive. And the measurement report can cover the entire cell range. DRAWINGS 1 is a flowchart of a method for controlling measurement report transmission according to an embodiment of the present invention; FIG. 2 is a flowchart of a method for controlling measurement report transmission according to another embodiment of the present invention; FIG. 3 is another embodiment of the present invention; FIG. 4 is a schematic diagram of a network side device according to an embodiment of the present invention; and FIG. 5 is a schematic diagram of a mobile station according to an embodiment of the present invention. DETAILED DESCRIPTION OF THE EMBODIMENTS Embodiments of the present invention provide a method for controlling measurement report transmission, a method for a mobile station to transmit a measurement report, a network side device, and a mobile station, which can include a received signal code power and a chip energy in a measurement report. The ratio between the interference power densities, so that the measurement report within the cell can be made more comprehensive, and the measurement report can cover the entire cell range. It should be noted that, for those skilled in the art, the measurement report in this embodiment may also have other names, such as measurement results or measurement information, etc., and the measurement may pass the message carrying the measurement result cell. The message includes, but is not limited to, a RRC CONNECTION REQUEST message, an INITIAL DIRECT TRANSFER message, a cell update (CELL UPDATE) message, and a MEASUREMENT REPORT message. Various embodiments of the present invention are described in detail below with reference to the accompanying drawings. A method for controlling transmission of a measurement report is provided in an embodiment of the present invention. As shown in FIG. 1, the method may include:

S101: Send a control message to the mobile station by using a system broadcast message, where the control message is used to notify the mobile station to send a measurement report.

S102: Receive a measurement report sent by the mobile station by using a random access channel.

The measurement report includes RSCP and chip energy and interference power density.

It can be seen that, in the embodiment of the present invention, the system broadcast message is used to notify the mobile station to send a measurement report including the received signal code power and the ratio between the chip energy and the interference power density, and the mobile station transmits the data through the random access channel. Measuring the report, so that the measurement report in the cell can be made The report is more comprehensive, and the measurement report can cover the entire cell range.

Another embodiment of the present invention provides a method for transmitting a control measurement report. As shown in FIG. 2, the method may include:

S201: transmitting, by using a system broadcast message, a control message to the mobile station by using a broadcast control logical channel, where the control message is used to notify the mobile station to send a measurement report that includes a received signal code power and a ratio between the chip energy and the interference power density;

In this step, a control message is sent to the mobile station through the broadcast control logical channel, and the control message is required to request the mobile station to transmit the RSCP and the chip power and the interference power density to the measurement when transmitting the measurement report.

Further, the above control message may be a system broadcast message type "3" or a system broadcast message type "11".

S202: Receive a measurement report sent by the mobile station by using a random access channel.

In this embodiment, the measurement report may further include an identifier of the mobile station camped cell. This identifier is used to identify the cell in which each mobile station resides.

In the embodiment of the present invention, the system broadcast message is used to notify the mobile station to send a measurement report including the received signal code power and the ratio between the chip energy and the interference power density, and the measurement report can be sent at any position of the cell through the random access channel. It is therefore possible to have the measurement report cover the entire cell range.

It should be noted that the measurement report in this embodiment may be applied to various specific application scenarios, such as a scenario for analyzing network coverage quality. When applied to the scenario of analyzing network coverage quality, the embodiment may further include:

S203: analyzing network quality according to the measurement report sent by the mobile station;

The network coverage quality can be analyzed in any of the following ways or any combination:

Method 1: The RSCP in all the measurement reports of the same cell identifier is counted, and the probability distribution and the cumulative probability distribution of the RSCP in the cell corresponding to the cell identifier are obtained, and the received RSCP is received. The probability distribution and cumulative probability distribution are used to analyze the network coverage quality in the cell;

In this embodiment, the measurement report sent by the mobile station includes the identifier of the mobile station camped cell, so it can be determined whether the corresponding measurement report is camped on the cell by reading the cell identifier in the measurement report sent by the mobile station. The mobile station in A sends it to determine whether the measurement report corresponds to cell A.

Further, statistical analysis is performed on the RSCP in the measurement report of all the corresponding cells A, that is, the RSCP statistical analysis in the cell A can be obtained. In the statistics of RSCP, the probability distribution and cumulative probability distribution of RSCP can be calculated. For example, the Probability Density Function and Cumulative Distribution Function of RSCP can be statistically displayed and displayed graphically.

Manner 2: The chip energy and the interference power density in all the measurement reports of the same cell identifier are counted, and the probability distribution and the cumulative probability distribution of the ratio of the chip energy to the interference power density in the cell corresponding to the cell identifier are obtained. The probability distribution and cumulative probability distribution of slice energy and interference power density are used to analyze the network coverage quality in the cell;

Manner 3: jointly collect RSCP and chip energy and interference power density in all measurement reports of the same cell identifier, and obtain a joint statistical report of RSCP and chip energy and interference power density in the cell corresponding to each cell identifier, for example, Statistics of joint probability distribution and joint cumulative probability distribution; analyze the network coverage quality in the cell according to the obtained statistical report of RSCP or chip energy and interference power density and the obtained statistical report of RSCP and chip energy and interference power density .

Specifically, taking the network coverage quality in a certain cell A as an example, the RSCP and the chip energy and the interference power density in the measurement reports of all corresponding cells A are jointly counted by reading the cell identifier in the measurement report. For example, the statistical calculation of the joint probability distribution and the joint cumulative probability distribution may be performed to obtain a joint probability distribution and a joint cumulative probability distribution of RSCP and chip energy and interference power density in the cell A.

It should be noted that the measurement report in this embodiment may further include a distance from the mobile station to the base station, and the distance from the mobile station to the base station is recorded as Tp. At this time, several kinds of network quality are analyzed in S203. In the way, you can also increase the force p as follows:

Manner 4: Jointly collect RSCP and Tp in all measurement reports of the same cell identifier, and obtain a joint probability distribution and a joint cumulative probability distribution of RSCP and Tp in the cell corresponding to the cell identifier, and then according to the joint probability distribution of RSCP and Tp. And the joint cumulative probability distribution is used to analyze the network coverage quality in the cell;

Manner 5: jointly synchronizing the chip energy and the interference power density of the same cell identifier with the interference power density, and obtaining the joint probability distribution and joint accumulation of the intra-cell chip energy and the interference power density and the Tp corresponding to the cell identifier. The probability distribution, and then the network coverage quality in the cell is analyzed according to the joint probability distribution of the chip energy and the interference power density and Tp and the joint cumulative probability distribution.

It should be noted that the foregoing methods only apply the measurement report obtained in this embodiment to a specific scenario for analyzing network coverage quality, and may flexibly adopt any one or more of the foregoing methods according to actual needs. Combining to analyze the network coverage quality, so that the network coverage quality can be accurately analyzed flexibly, and these methods do not constitute a substantial limitation on the embodiments of the present invention.

In this embodiment, in the process of transmitting the measurement report by the mobile station, the RACH (Random Access Channel) is used for transmission, and the RACH transmission measurement report can be performed in all areas in the cell, but in the measurement report. It also includes the ratio of the received signal code power and the chip energy to the interference power density, which makes the measurement report in the cell more comprehensive.

The execution body of the above embodiment may be a device on the network side.

This embodiment provides a method for sending a measurement report. As shown in FIG. 3, the method may include:

S301: Receive a control message sent by the network side by using a system broadcast message, where the control message is used to notify the mobile station to send a measurement report.

In this step, the network side informs the mobile station through the system broadcast message sending control message that the RSCP and the chip energy and the interference power density are simultaneously sent to the measurement report when transmitting the measurement report.

Further, the above control message may be a system broadcast message type 3 or a system broadcast message type 11.

S302: Sending, by using a random access channel, to the network side, including RSCP and chip energy and Measurement report of the disturbance power density. Further, the measurement report may further include an identifier of the mobile station camped cell. In addition, the above measurement report may further include a distance Tp of the mobile station to the base station. Similar to the embodiment shown in FIG. 2, the measurement report sent by the mobile station in this embodiment can also be applied to measure the network coverage quality. The network side can analyze the network coverage quality based on the content of the measurement report. The specific method is already The related parts in the embodiment shown in FIG. 2 are described, and details are not described herein again. Therefore, in the method provided by the embodiment, in the process of sending the measurement report by the mobile station, the random access channel is used for sending, and the measurement report sent by using the random access channel may be performed in all areas in the cell, so that the cell is in the cell. The measurement report can cover the entire cell range, and the measurement report includes both the received signal code power and the ratio between the chip energy and the interference power density, so that the measurement sent in this embodiment is more comprehensive. A person skilled in the art can understand that all or part of the steps of implementing the above embodiments can be completed by a program to instruct related hardware, and the program can be stored in a computer readable storage medium, the above mentioned storage. The medium can be a read only memory, a magnetic disk or a compact disk or the like.

An embodiment of the present invention provides a network side device. As shown in FIG. 4, the network side device 400 may include:

The first sending unit 401 is configured to send, by using a system broadcast message, a control message to the mobile station, where the control message is used to notify the mobile station to send the measurement report;

The control message is used to inform the mobile station to transmit a measurement report that includes both RSCP and chip energy and interference power density.

The first receiving unit 402 is configured to receive a measurement report that is sent by the mobile station by using a random access channel. The measurement report includes a ratio between a received signal code power and a chip energy and an interference power density. In practice, the network side device 400 can also be used to analyze the network coverage quality. In this case, the network side device 400 can further include an analyzing unit 403, configured to analyze according to the measurement report received by the first receiving unit 402. The quality of network coverage.

For the apparatus provided in this embodiment, the working manner of each unit may refer to the corresponding description in the embodiment of the method of the present invention, and is not described herein.

The network side device may be specifically: a base station, a Radio Network Controller (RNC), or other device for analyzing network status.

It can be seen that the network side device provided in this embodiment can receive the measurement report sent by the mobile station through the random access channel, and the measurement report can be sent in all areas in the cell by using the random access channel, so that the measurement report in the cell can be covered. The measurement of the received signal code power and the ratio of the chip energy to the interference power density is included in the measurement report, so that the measurement obtained by the network side device in this embodiment is more comprehensive.

An embodiment of the present invention provides a mobile station. As shown in FIG. 5, the mobile station 500 can include:

The second receiving unit 501 is configured to receive, by the network side, a control message sent by the system broadcast message, where the control message is used to notify the mobile station 500 to send the measurement report.

The second sending unit 502 is configured to send the measurement report to the network side by using a random access channel, where the measurement report includes a ratio between a received signal code power and a chip energy and an interference power density.

The measurement report sent by the second sending unit 502 may further include: an identifier of the cell where the mobile station camps, and may further include a distance from the mobile station to the base station.

For the mobile station provided in this embodiment, the working manner of each unit may refer to the corresponding description in the embodiment of the method of the present invention.

The mobile station provided in this embodiment sends a measurement report by using a random access channel, and the measurement report sent by using the random access channel can be performed in all areas in the cell, so that the measurement report in the cell can cover the entire cell. Scope, while receiving in the measurement report The signal code power and the ratio between the chip energy and the interference power density, so that the measurement sent in this embodiment is more comprehensive.

The above description is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can also make several improvements and retouchings without departing from the principles of the present invention. It should be considered as the scope of protection of the present invention.

Claims

Rights request

A method for controlling transmission of a measurement report, comprising:

Sending, by the system broadcast message, a control message to the mobile station, where the control message is used to notify the mobile station to send the measurement report;

2. The method according to claim 1, wherein the method further comprises: analyzing network coverage quality according to the measurement report sent by the mobile station.

The method according to claim 2, wherein the analyzing the network coverage quality according to the measurement report sent by the mobile station comprises:

Counting the received signal code power in all the measurement reports of the same cell identifier, and obtaining a probability distribution and a cumulative probability distribution of the received signal code power in the cell corresponding to the cell identifier, and the probability distribution and the cumulative probability of the received signal code power Distribution analysis of network coverage quality within the cell; or,

The ratio between the chip energy and the interference power density in all the measurement reports of the same cell identifier is counted, and the probability distribution and the cumulative probability distribution of the ratio between the chip energy and the interference power density in the cell corresponding to the cell identifier are obtained. And analyzing, by the probability distribution and the cumulative probability distribution of the ratio between the chip energy and the interference power density, the network coverage quality in the cell; or

Combining the received signal code power and the ratio between the chip energy and the interference power density in all the measurement reports of the same cell identifier, and obtaining the received signal code power and the chip energy and the interference power density in the cell corresponding to the cell identifier. a joint probability distribution between the ratios and a joint cumulative probability distribution, and analyzing the network coverage quality in the cell by the joint probability distribution and the joint cumulative probability distribution; or

Performing joint statistics on the received signal code power in all the measurement reports of the same cell identifier and the distance value of the mobile station to the base station, to obtain the received signal code power in the cell corresponding to the cell identifier, and the Joint probability distribution of the distance from the mobile station to the base station and the joint cumulative probability distribution, and analyzing the joint probability distribution and the joint cumulative probability distribution of the received signal code power in the cell and the distance from the mobile station to the base station Network coverage quality; or,

The ratio between the chip energy and the interference power density in all the measurement reports of the same cell identifier and the distance from the mobile station to the base station are jointly calculated, and the intra-cell chip energy and the interference power density corresponding to the cell identifier are obtained. a joint probability distribution and a joint cumulative probability distribution of the ratio and the distance from the mobile station to the base station, based on a ratio between the intra-cell chip energy and the interference power density and the distance from the mobile station to the base station joint probability distribution and joint The cumulative probability distribution analyzes the quality of network coverage within the cell.

4. A method for transmitting a measurement report, comprising:

Transmitting the measurement report to the network side through a random access channel;

The measurement report includes a received signal code power and a ratio between chip energy and interference power density.

5. The method according to claim 4, wherein the measurement report is carried in any of the following messages:

The RRC CONNECTION REQUEST message, the INITIAL DIRECT TRANSFER message, the MEASUREMENT REPORT message, and the CELL UPDATE message.

6. A network side device, comprising:

a first receiving unit, configured to receive a measurement report that is sent by the mobile station by using a random access channel, where the measurement report includes a received signal code power and a ratio between a chip energy and an interference power density.

The network side device according to claim 6, further comprising: an analyzing unit, configured to analyze a quality of the network coverage according to the measurement report received by the first receiving unit.

The network side device according to claim 7, wherein the analyzing unit is configured to perform statistics on received signal codes in all measurement reports of the same cell identifier, to obtain receiving in the corresponding cell of the cell identifier. a probability distribution and a cumulative probability distribution of signal code power, and analyzing a network coverage quality in the cell by a probability distribution and a cumulative probability distribution of the received signal code power; or

The analyzing unit is configured to perform statistics on a ratio between chip energy and interference power density in all measurement reports of the same cell identifier, to obtain a ratio between chip energy and interference power density in the cell corresponding to the cell identifier. a probability distribution and a cumulative probability distribution, analyzing a network coverage quality in the cell by a probability distribution and a cumulative probability distribution of a ratio between the chip energy and the interference power density; or

The analyzing unit is specifically configured to perform joint statistics on the received signal code power and the ratio between the chip energy and the interference power density in all the measurement reports of the same cell identifier, to obtain the received signal code power in the cell corresponding to the cell identifier, and a joint probability distribution of a ratio between the chip energy and the interference power density and a joint cumulative probability distribution, and analyzing the network coverage quality in the cell by the joint probability distribution and the joint cumulative probability distribution; or

The analyzing unit is specifically configured to perform joint statistics on the received signal code power and the distance value of the mobile station to the base station in all the measurement reports of the same cell identifier, to obtain the received signal code power in the cell corresponding to the cell identifier, and the mobile station. Joint probability distribution of the distance to the base station and the joint cumulative probability distribution, and analyzing the network coverage in the cell by the joint probability distribution and the joint cumulative probability distribution of the received signal code power in the cell and the distance from the mobile station to the base station And the analyzing unit is configured to perform joint statistics on the ratio between the chip energy and the interference power density in all the measurement reports of the same cell identifier, and the distance from the mobile station to the base station, to obtain the cell corresponding to the cell identifier. The joint probability distribution and the joint cumulative probability distribution of the ratio between the inner chip energy and the interference power density and the distance from the mobile station to the base station, according to the energy and dryness of the chip in the cell The ratio between the interference power density and the distance-to-base joint probability distribution and the joint cumulative probability distribution of the mobile station to the base station analyze the network coverage quality within the cell.

9. A mobile station, comprising:

And a second sending unit, configured to send the measurement report to the network side by using a random access channel, where the measurement report includes a received signal code power and a ratio between the chip energy and the interference power density.

10. The mobile station according to claim 9, wherein the measurement report is carried in any one of the following messages:

RRC CONNECTION REQUEST message, INITIAL DIRECT TRANSFER message, MEASUREMENT REPORT message, CELL UPDATE message.