WO2012018005A1 - 通信端末 - Google Patents
通信端末 Download PDFInfo
- Publication number
- WO2012018005A1 WO2012018005A1 PCT/JP2011/067661 JP2011067661W WO2012018005A1 WO 2012018005 A1 WO2012018005 A1 WO 2012018005A1 JP 2011067661 W JP2011067661 W JP 2011067661W WO 2012018005 A1 WO2012018005 A1 WO 2012018005A1
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- WO
- WIPO (PCT)
- Prior art keywords
- communication terminal
- position information
- measurement
- positioning device
- base station
- Prior art date
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/0009—Transmission of position information to remote stations
- G01S5/0018—Transmission from mobile station to base station
- G01S5/0027—Transmission from mobile station to base station of actual mobile position, i.e. position determined on mobile
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
Definitions
- the present invention relates to a communication terminal including a positioning device and a wireless communication device.
- MDT substitutes the measurement results of radio wave conditions reported by a wireless communication device (UE: User Equipment) for the measurement of radio wave conditions conventionally performed by a telecommunications carrier, and “Immediate MDT” and “ Includes “Logged MDT”.
- UE User Equipment
- “Immediate MDT” is configured to grasp a radio wave condition by statistically processing a measurement report from a wireless communication device in an “RRC_CONNECTED” state on the network side. Such a measurement report is obtained by diverting or extending a measurement report for a normal “RRM (Radio Resource Management)”.
- RRM Radio Resource Management
- the wireless communication device is configured to store the measurement result of the radio wave condition and later transmit a measurement report including a series of measurement results. “Logged MDT” is determined to be applied to the wireless communication device in the “RRC_IDLE” state, and whether to apply to the wireless communication device in the “RRC_CONNECTED” state is not determined.
- a wireless communication device reports location information of a wireless communication device on a best effort basis when performing a measurement report.
- the wireless communication device reports the position information of the wireless communication device when the position information of the wireless communication device acquired when the radio wave condition is measured exists. .
- the conventional MDT has a problem that if the time difference between the timing when the radio wave condition is measured and the timing when the position information of the wireless communication apparatus is acquired is large, the accurate radio wave situation cannot be grasped.
- an object of the present invention is to provide a communication terminal capable of accurately grasping radio wave conditions.
- a first feature of the present invention is a communication terminal including a positioning device and a wireless communication device, wherein the wireless communication device measures a predetermined wireless quality in response to an instruction from a wireless base station.
- the wireless communication device measures a predetermined wireless quality in response to an instruction from a wireless base station.
- the gist of the present invention is that it comprises a transmitter configured to transmit a measurement report to the radio base station.
- FIG. 1 is an overall configuration diagram of a mobile communication system according to a first embodiment of the present invention. It is a functional block diagram of the communication terminal which concerns on the 1st Embodiment of this invention. It is a functional block diagram of the radio
- FIG. 3 is a sequence diagram for explaining an operation of the mobile communication system according to the first embodiment of the present invention. It is a functional block diagram of the communication terminal which concerns on the modification 1 of this invention. It is a functional block diagram of the radio
- Mobile communication system according to the first embodiment of the present invention A mobile communication system according to a first embodiment of the present invention will be described with reference to FIGS.
- the communication terminal 1 performs radio communication with a radio base station eNB that is a radio access network device of LTE (Long Term Evolution) scheme. It is configured.
- a radio base station eNB that is a radio access network device of LTE (Long Term Evolution) scheme. It is configured.
- the communication terminal 1 according to the present embodiment is assumed to be an in-vehicle navigation device, for example.
- the communication terminal 1 includes a wireless communication antenna 11, a wireless communication device 12, a GPS (Global Positioning System) antenna 13, a positioning device 14, an application processing device 15, And a user interface 16.
- a wireless communication antenna 11 As shown in FIG. 2, the communication terminal 1 according to the present embodiment includes a wireless communication antenna 11, a wireless communication device 12, a GPS (Global Positioning System) antenna 13, a positioning device 14, an application processing device 15, And a user interface 16.
- GPS Global Positioning System
- the communication terminal 1 may be configured not to include the application processing device 15 but to connect to an external application processing device.
- the wireless communication device 12 has a function as a mobile station UE in an LTE mobile communication system, specifically, a function as an MTC (Machine Type Communication) module.
- MTC Machine Type Communication
- the wireless communication device 12 according to the present embodiment assumes a ubiquitous module.
- the wireless communication device 12 includes a receiving unit 12A, a measuring unit 12B, an acquiring unit 12C, and a transmitting unit 12D.
- the receiving unit 12A is configured to receive a signal transmitted by the radio base station eNB via the radio communication antenna 11.
- the reception unit 12A receives an RRC (Radio Resource Control) from the radio base station eNB that manages the cell # 1. ) As a signal, “MDT Configuration” is received.
- RRC Radio Resource Control
- the measurement unit 12B is configured to measure a desired radio quality by a measurement method specified by “MDT Configuration” and generate “MDT Log Report (measurement report)” including the measurement result.
- the wireless quality to be measured may include “Reference Signal Received Power (RSRP)” and “Reference Signal Received Quality (RSRQ)” of the current serving cell and neighboring cells.
- RSRP Reference Signal Received Power
- RSSQ Reference Signal Received Quality
- the measurement unit 12B uses the time stamp (time information) notified from the positioning device 14 to generate a measurement report “MDT Log Report” that associates the position information of the communication terminal 1 and the measurement result of the predetermined radio quality. It may be configured.
- the measurement unit 12B may be configured to measure the predetermined wireless quality at the timing when the position information of the communication terminal 1 is notified by the positioning device 14.
- the acquisition unit 12C is configured to acquire the position information of the communication terminal 1 from the positioning device 14.
- the acquisition unit 12C may be configured to set a timing (for example, a cycle) for notifying the positioning device 14 of the location information of the communication terminal 1.
- the acquisition unit 12C may be configured to synchronize time information with the positioning device 14 when requesting the positioning device 14 for the location information of the communication terminal 1. That is, the acquisition unit 12C may be configured to take a correspondence between a clock managed on the positioning device 14 side and a clock managed on the wireless communication device 12 side.
- the transmission unit 12D is configured to transmit a signal to the radio base station eNB via the radio communication antenna 11.
- the transmission unit 12D uses the reporting method specified by “MDT Configuration” to generate the radio base station eNB by the measurement unit 12B. It is configured to send MDT Log Report.
- the transmission unit 12D may be configured to transmit the above-described measurement report “MDT Log Report” when the amount of change in the position information of the communication terminal 1 is equal to or less than a predetermined threshold.
- the wireless communication device 12 may be configured to perform application and data download processing and upload processing.
- the positioning device 14 is configured to perform a positioning process of the communication terminal 1, that is, to acquire position information (positioning information) of the communication terminal 1.
- the positioning device 14 assumes a navigation system.
- the positioning device 14 is configured to acquire position information (positioning information) of the communication terminal 1 using the GPS via the GPS antenna 13.
- the positioning device 14 may be configured to acquire the position information (positioning information) of the communication terminal 1 using another method such as LCS (Location Services).
- LCS Location Services
- the positioning device 14 may be configured to periodically transmit the position information of the communication terminal 1 to the wireless communication device 12, or at a timing set by the wireless communication device 12 (or , Cycle), the position information of the communication terminal 1 may be transmitted to the wireless communication device 12.
- the measurement device 14 may be configured to notify the wireless communication device 12 of the time stamp together with the position information of the communication terminal 1.
- the application processing device 15 is configured to perform application processing such as map information processing, voice guide processing, and entertainment information processing.
- the application processing device 15 may be configured to perform a download process of a travel control application, an upload process of travel monitoring data, and the like with the travel control / monitoring device 2.
- the user interface 16 is configured to perform map display processing, voice guide playback processing, music / video playback processing, command input processing, and the like.
- the traveling control / monitoring device 2 is configured to perform a traveling control process and a traveling state monitoring process for a vehicle body on which the communication terminal 1 is mounted.
- the radio communication device 12 when the communication terminal 1 is powered on in step S1001, the radio communication device 12 establishes an RRC connection with the radio base station eNB in step S1002, and “RRC_IDLE”. Transition from state to "RRC_CONNECTED" state.
- step S1003 the radio base station eNB requests the radio communication device 12 to start measurement related to MDT by transmitting "MDT Configuration".
- step S1004 the radio communication device 12 releases the RRC connection established with the radio base station eNB, and transits from the “RRC_CONNECTED” state to the “RRC_IDLE” state.
- the wireless communication device 12 When receiving the “MDT Configuration” transmitted by the radio base station eNB, the wireless communication device 12 transmits a positioning request to the positioning device 14 in step S1005, and in addition to the positioning device 14 in step S1006. Then, the time stamp (time information) is synchronized.
- the wireless communication device 12 receives the position information (positioning information) of the communication terminal 1 acquired by the positioning device 14 and has a predetermined wireless quality (radio wave condition) specified by “MDT Configuration”. And memorize both.
- step S1012 the wireless communication device 12 notifies the positioning device 14 that the measurement related to MDT has been completed.
- step S1013 the radio communication device 12 establishes an RRC connection with the radio base station eNB at a timing specified by “MDT Configuration”, and transits from the “RRC_IDLE” state to the “RRC_CONNECTED” state.
- step S1014 the radio communication device 12 transmits “MDT Log Report” including the combination of the position information of the plurality of communication terminals 1 and the measurement result of the predetermined radio quality to the radio base station eNB.
- step S1015 the radio communication device 12 releases the RRC connection established with the radio base station eNB, and transits from the “RRC_CONNECTED” state to the “RRC_IDLE” state.
- the communication terminal 1 may be configured to be connected to a fixed power source. According to such a configuration, since there is no concern about the battery, the measurement frequency can be increased.
- the communication terminal 1 may be configured to be mounted on a vending machine or a smart meter. According to such a configuration, there is no problem from the viewpoint of personal information protection, and it is possible to use MDT (that is, secondary use of location information of communication terminal 1).
- MDT that is, secondary use of location information of communication terminal 1).
- the communication terminal 1 includes a wireless communication antenna 11, a wireless communication device 12, an application processing device 15, and a user interface 16.
- the wireless communication device 12 of the communication terminal 1 includes a receiving unit 12A, a measuring unit 12B, a transmitting unit 12D, and a storage unit 12E.
- the communication terminal 1 according to the first modification is mounted on a vending machine or a smart meter. Therefore, as illustrated in FIG. 5, the communication terminal 1 according to the first modification example is not provided with the positioning device 14 illustrated in FIG. 2. Instead, the storage unit 12E is configured to store the position information of the communication terminal 1 in advance.
- the communication terminal 1 according to the first modification may be configured to be connected to a fixed power source. According to such a configuration, since there is no concern about the battery, the measurement frequency can be increased.
- the wireless communication device 12 is configured to measure the predetermined wireless quality at the timing of acquiring the position information of the communication terminal 1 from the positioning device 14. Therefore, the time difference between the measurement timing of the radio wave condition and the acquisition timing of the position information of the wireless communication device can be reduced, and the radio wave condition can be accurately grasped.
- the positioning device 14 since the positioning device 14 only needs to perform positioning at the timing set by the wireless communication device 12, accurate radio wave conditions without significant battery consumption. Can be grasped.
- a first feature of the present embodiment is a communication terminal 1 including a positioning device 14 and a wireless communication device 12, and the wireless communication device 12 responds to an instruction “MDT Configuration” from the wireless base station eNB.
- a measurement unit 12B configured to measure predetermined radio quality
- an acquisition unit 12C configured to acquire position information of the communication terminal 1 notified by the positioning device 14, and a position of the communication terminal 1
- the gist of the present invention is to include a transmission unit 12D configured to transmit a measurement report “MDT Log Report” including information and measurement results of predetermined radio quality to the radio base station eNB.
- the positioning device 14 may be configured to periodically transmit the position information of the communication terminal 1 to the wireless communication device 12.
- the acquisition unit 12C may be configured to set the timing for notifying the positioning device 14 of the location information of the communication terminal 1.
- the measurement unit 12B may be configured to measure the predetermined radio quality at a timing when the position information of the communication terminal 1 is notified by the positioning device 14.
- the measurement device 14 may be configured to notify time information together with position information of the communication terminal 1.
- the measurement unit 12B is configured to generate a measurement report “MDT Log Report” that associates the position information of the communication terminal 1 and the measurement result of the predetermined radio quality using time information. It may be.
- the acquisition unit 12C synchronizes time information with the positioning device 14 when requesting the positioning device 14 for the location information of the communication terminal 1. It may be configured.
- the transmission unit 12D is configured to transmit the above-described measurement report “MDT Log Report” when the amount of change in the position information of the communication terminal 1 is equal to or less than a predetermined threshold. May be.
- the communication terminal 1 may be a vehicle-mounted type.
- the second feature of the present embodiment is a communication terminal 1 including a radio communication device 12, and the radio communication device 12 measures predetermined radio quality according to an instruction “MDT Configuration” from the radio base station eNB.
- Measurement unit 12B configured to perform communication
- storage unit 12D configured to store position information of communication terminal 1, and measurement report including position information of communication terminal 1 and measurement result of predetermined radio quality
- the gist is to include a transmission unit 12D configured to transmit “MDT Log Report” to the radio base station eNB.
- the communication terminal 1 may be configured to be connected to a fixed power source.
- the communication terminal 1 may be configured to be installed in a vending machine.
- the communication terminal 1 may be configured to be mounted on a smart meter.
- radio base station eNB and the communication terminal 1 described above may be implemented by hardware, may be implemented by a software module executed by a processor, or may be implemented by a combination of both. .
- the software modules include RAM (Random Access Memory), flash memory, ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electronically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM).
- RAM Random Access Memory
- flash memory ROM (Read Only Memory)
- EPROM Erasable Programmable ROM
- EEPROM Electrically Erasable and Programmable, Removable ROM, Hard Disk, and Removable ROM.
- it may be provided in a storage medium of an arbitrary format such as a CD-ROM.
- the storage medium is connected to the processor so that the processor can read and write information from and to the storage medium. Further, such a storage medium may be integrated in the processor. Such a storage medium and processor may be provided in the ASIC. Such an ASIC may be provided in the radio base station eNB or the communication terminal 1. Further, the storage medium and the processor may be provided in the radio base station eNB or the communication terminal 1 as a discrete component.
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
Description
図1乃至図4を参照して、本発明の第1の実施形態に係る移動通信システムについて説明する。
図5及び図6を参照して、本発明の変更例1に係る移動通信システムについて、上述の第1の実施形態に係る移動通信システムとの相違点に着目して説明する。
Claims (13)
- 測位装置と無線通信装置とを具備する通信端末であって、
前記無線通信装置は、
無線基地局からの指示に応じて、所定無線品質の測定を行うように構成されている測定部と、
前記測位装置によって通知される前記通信端末の位置情報を取得するように構成されている取得部と、
前記通信端末の位置情報及び前記所定無線品質の測定結果を含む測定報告を、前記無線基地局に対して送信するように構成されている送信部とを具備することを特徴とする通信端末。 - 前記測位装置は、周期的に、前記無線通信装置に対して、前記通信端末の位置情報を送信するように構成されていることを特徴とする請求項1に記載の通信端末。
- 前記取得部は、前記測位装置に対して、前記通信端末の位置情報を通知するタイミングを設定するように構成されていることを特徴とする請求項1に記載の通信端末。
- 前記測定部は、前記測位装置によって前記通信端末の位置情報が通知されるタイミングで、前記所定無線品質を測定するように構成されていることを特徴とする請求項1に記載の通信端末。
- 前記測定装置は、前記通信端末の位置情報と共に、時刻情報を通知するように構成されていることを特徴とする請求項1に記載の通信端末。
- 前記測定部は、前記時刻情報を用いて、前記通信端末の位置情報及び前記所定無線品質の測定結果を関連付ける前記測定報告を生成するように構成されていることを特徴とする請求項5に記載の通信端末。
- 前記取得部は、前記測位装置に対して、前記通信端末の位置情報の要求を行う際に、該測位装置との間で、前記時刻情報の同期を取るように構成されていることを特徴とする請求項5に記載の通信端末。
- 前記送信部は、前記通信端末の位置情報の変化量が所定閾値以下になった場合、前記測定報告を送信するように構成されていることを特徴とする請求項1に記載の通信端末。
- 車載型であることを特徴とすることを特徴とする請求項1に記載の通信端末。
- 無線通信装置を具備する通信端末であって、
前記無線通信装置は、
無線基地局からの指示に応じて、所定無線品質の測定を行うように構成されている測定部と、
前記通信端末の位置情報を記憶するように構成されている記憶部と、
前記通信端末の位置情報及び前記所定無線品質の測定結果を含む測定報告を、前記無線基地局に対して送信するように構成されている送信部とを具備することを特徴とする通信端末。 - 固定電源に接続されるように構成されていることを特徴とする請求項1又は10に記載の通信端末。
- 自動販売機に搭載されるように構成されていることを特徴とする請求項1又は10に記載の通信端末。
- スマートメータに搭載されるように構成されていることを特徴とする請求項1又は10に記載の通信端末。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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CN2011800382551A CN103053194A (zh) | 2010-08-03 | 2011-08-02 | 通信终端 |
JP2012527734A JP5608750B2 (ja) | 2010-08-03 | 2011-08-02 | 通信端末 |
US13/813,707 US20130196687A1 (en) | 2010-08-03 | 2011-08-02 | Communication terminal |
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JP2010174355 | 2010-08-03 | ||
JP2010-174355 | 2010-08-03 |
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WO2012018005A1 true WO2012018005A1 (ja) | 2012-02-09 |
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PCT/JP2011/067661 WO2012018005A1 (ja) | 2010-08-03 | 2011-08-02 | 通信端末 |
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US (1) | US20130196687A1 (ja) |
JP (1) | JP5608750B2 (ja) |
CN (1) | CN103053194A (ja) |
WO (1) | WO2012018005A1 (ja) |
Cited By (3)
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CN103313185A (zh) * | 2012-03-16 | 2013-09-18 | 电信科学技术研究院 | 位置信息获取方法和设备 |
CN109429252A (zh) * | 2017-08-31 | 2019-03-05 | 本田技研工业株式会社 | 通信状态分析方法和通信状态分析系统 |
WO2020071043A1 (ja) * | 2018-10-05 | 2020-04-09 | Hapsモバイル株式会社 | 通信装置、通信方法及び通信プログラム |
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WO2015074250A1 (zh) * | 2013-11-22 | 2015-05-28 | 华为技术有限公司 | 一种确定位置的方法及基站 |
CN111294984A (zh) * | 2018-12-06 | 2020-06-16 | 中国移动通信有限公司研究院 | 释放终端的方法、定位服务器、终端及网络设备 |
CN111586811B (zh) * | 2019-02-18 | 2023-08-15 | 中国移动通信有限公司研究院 | 一种信息处理方法和终端 |
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- 2011-08-02 US US13/813,707 patent/US20130196687A1/en not_active Abandoned
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CN103313185A (zh) * | 2012-03-16 | 2013-09-18 | 电信科学技术研究院 | 位置信息获取方法和设备 |
CN109429252A (zh) * | 2017-08-31 | 2019-03-05 | 本田技研工业株式会社 | 通信状态分析方法和通信状态分析系统 |
CN109429252B (zh) * | 2017-08-31 | 2022-03-25 | 本田技研工业株式会社 | 通信状态分析方法和通信状态分析系统 |
WO2020071043A1 (ja) * | 2018-10-05 | 2020-04-09 | Hapsモバイル株式会社 | 通信装置、通信方法及び通信プログラム |
JP2020061613A (ja) * | 2018-10-05 | 2020-04-16 | Hapsモバイル株式会社 | 通信装置、通信方法及び通信プログラム |
US11119205B2 (en) | 2018-10-05 | 2021-09-14 | Hapsmobile Inc. | Communication device, communication method, and communication program |
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CN103053194A (zh) | 2013-04-17 |
JPWO2012018005A1 (ja) | 2013-10-03 |
JP5608750B2 (ja) | 2014-10-15 |
US20130196687A1 (en) | 2013-08-01 |
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