CN104980888A - Positioning method, base station used for positioning and user equipment - Google Patents
Positioning method, base station used for positioning and user equipment Download PDFInfo
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- CN104980888A CN104980888A CN201410135901.1A CN201410135901A CN104980888A CN 104980888 A CN104980888 A CN 104980888A CN 201410135901 A CN201410135901 A CN 201410135901A CN 104980888 A CN104980888 A CN 104980888A
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- subscriber equipment
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- framing signal
- base station
- locating
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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
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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
Abstract
A positioning method provided by the present invention comprises the steps of configuring the positioning information for a base station, wherein the positioning information comprises the configuration information needed by positioning the user equipment; using the base station to send the positioning information to the user equipment in an idle state in a broadcast manner, wherein the user equipment in the idle state comprise the user equipment which establish the radio connection with the base station without the help of an RRC protocol; using the base station to receive the measurement results of the user equipment of measuring the downlink positioning signals according to the positioning information, or using the base station to measure the uplink positioning signals sent by the user equipment according to the positioning information, thereby positioning the user equipment. By the positioning method of the present invention, the user equipment can be positioned in the idle state and according to the positioning information, thereby saving the signaling interaction generated during the process that the user equipment establish the RRC radio connection with the base station, and avoiding the signaling congestion. In addition, the present invention also provides the base station used for positioning and the user equipment.
Description
Technical field
The present invention relates to wireless communication technology field, particularly a kind of localization method and for the base station of locating and subscriber equipment.
Background technology
Along with the development of Internet of Things (machine to machine, M2M) technology, the M2M communication based on Long Term Evolution (longterm evolution, LTE) system cellular technology more comes by industrial circle is paid attention to.M2M communications face to field extensive, such as: mobile sale point (point of sales, POS) terminal, supply chain automation, intelligent transport etc.Geographical location information has important reference significance in the M2M application of majority.Therefore, M2M terminal is necessary to support basic cellular localization technology.
The existing cellular localization technology of M2M terminal comprises enhancing cell ID (enhanced cell ID, ECID) location technology, (uplink time difference of arrival of up arrival time difference, UTDOA) location technology, observation arrive time difference (observed time difference of arrival, OTDOA) location technology and auxiliary global satellite positioning system (assisted-globalPositioning System, A-GPS) location technology etc.But M2M terminal has the huge feature of terminal quantity.Therefore, M2M terminal produces a large amount of Signalling exchanges in position fixing process, causes signaling congestion.
Summary of the invention
In view of this, embodiment of the present invention provides a kind of localization method and for the base station of locating and subscriber equipment.
The specific embodiment of the present invention provides a kind of localization method, and the method comprises:
Base station configuration locating information, described locating information comprises the configuration information needed for locating user devices;
Described base station sends described locating information by broadcast mode to the subscriber equipment being in Idle state, described in be in Idle state subscriber equipment comprise and do not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement; And
Described base station receives descending framing signal measured by described subscriber equipment measurement result according to described locating information, and locates described subscriber equipment according to the measurement result of described descending framing signal, and described descending framing signal is sent by described base station; Or, the up framing signal that subscriber equipment described in described base station measurement sends according to described locating information, and locate described subscriber equipment according to the measurement result of described up framing signal.
The specific embodiment of the present invention additionally provides a kind of localization method, and the method comprises:
The subscriber equipment being in Idle state is obtained and is configured and the locating information sent by broadcast mode by base station, the described subscriber equipment being in Idle state comprises does not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement, and described locating information comprises the configuration information of location needed for described subscriber equipment; And
Described subscriber equipment measures the descending framing signal of described base station transmission, to locate described subscriber equipment according to described locating information; Or described subscriber equipment sends up framing signal according to described locating information, to locate described subscriber equipment.
The specific embodiment of the present invention additionally provides a kind of base station for locating, and this base station comprises:
Locating information configuration module, for configuring locating information, described locating information comprises the configuration information needed for locating user devices;
Locating information sending module, be coupled to described locating information configuration module, for locating information being sent to by broadcast mode the subscriber equipment being in Idle state, described in be in Idle state subscriber equipment comprise and do not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement;
Descending framing signal sending module and downlink measurements receiver module, described descending framing signal sending module is for sending descending framing signal, and described downlink measurements receiver module is for receiving the measurement result of described subscriber equipment according to the described descending framing signal of described locating information measurement; Or up framing signal measurement module, for measuring the up framing signal that described subscriber equipment sends according to described locating information;
Locating module, for the measurement result locating user devices according to described descending framing signal, or according to the measurement result locating user devices of up framing signal.
The specific embodiment of the present invention additionally provides a kind of subscriber equipment for locating, and this subscriber equipment comprises:
Locating information receiver module, not set up with base station by wireless heterogeneous networks (RRC) agreement when described subscriber equipment and eat dishes without rice or wine to be connected, described locating information receiver module is obtained and is configured and the locating information sent by broadcast mode by described base station, and described locating information comprises the configuration information needed for locating user devices;
Descending framing signal measurement module, for measuring the descending framing signal that described base station sends according to described locating information; Or up framing signal sending module, for sending up framing signal according to described locating information.
Adopt the scheme that above-described embodiment provides, because base station sends locating information by broadcast mode to the subscriber equipment being in Idle state, subscriber equipment directly can obtain the locating information configured by base station under Idle state, and subscriber equipment is set up RRC without the need to elder generation with base station and eated dishes without rice or wine to be connected to obtain the configuration information needed for locating.Therefore, subscriber equipment can realize location according to locating information under Idle state, saves base station and subscriber equipment and sets up the Signalling exchange produced in the process that RRC eats dishes without rice or wine to be connected, avoid signaling congestion.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Figure 1 shows that the flow chart of localization method according to an embodiment of the invention;
Figure 2 shows that another flow chart of localization method according to an embodiment of the invention;
Figure 3 shows that the flow chart of localization method according to an embodiment of the invention;
Figure 4 shows that the schematic diagram of descending framing signal measured by subscriber equipment at trigger instants according to locating information according to an embodiment of the invention;
Figure 5 shows that another schematic diagram of descending framing signal measured by subscriber equipment at trigger instants according to locating information according to an embodiment of the invention;
Figure 6 shows that subscriber equipment sends the schematic diagram of up framing signal at trigger instants according to locating information according to an embodiment of the invention;
Figure 7 shows that subscriber equipment sends another schematic diagram of up framing signal at trigger instants according to locating information according to an embodiment of the invention;
Figure 8 shows that the structural representation of base station according to an embodiment of the invention for locating; And
Figure 9 shows that according to the structural representation of subscriber equipment for locating in one embodiment of the invention.
Embodiment
The object of the embodiment of the present invention, technical scheme and advantage are clearly understood, below in conjunction with embodiment and accompanying drawing, the embodiment of the present invention is described in further details.At this, schematic description and description of the present invention is for explaining the present invention, but not as a limitation of the invention.
Technical scheme of the present invention, various communication system can be applied to, such as: GSM, code division multiple access (code division multiple access, CDMA) system, Wideband Code Division Multiple Access (WCDMA) (widebandcode division multiple access wireless, WCDMA) system, GPRS (general packet radio service, GPRS) system, Long Term Evolution (long termevolution, LTE) system etc.
Subscriber equipment (user equipment, UE), also mobile terminal (mobileterminal), mobile subscriber equipment etc. can be referred to as, can through wireless access network (RAN, radio accessnetwork) communicate with one or more core net, subscriber equipment can be mobile terminal, as mobile phone (or being called " honeycomb " phone) and the computer with mobile terminal, such as, can be portable, pocket, hand-hold type, built-in computer or vehicle-mounted mobile device, they and wireless access network exchange language and/or data.
Base station, can be the base station (base transceiver station, BTS) in GSM or CDMA, also can be the base station (NodeB) in WCDMA, can also be the evolved base station (evolutional Node B, eNB or e-NodeB) in LTE.
Figure 1 shows that flow process Figure 100 of localization method according to an embodiment of the invention.The method of Fig. 1 is performed by base station.Although Fig. 1 discloses some specific step, these steps are as just example.The present invention is equally applicable to distortion or other steps of step shown in Fig. 1.
In a step 102, base station configuration locating information.
In one embodiment, locating information comprises the configuration information needed for locating user devices.Such as, locating information comprises by the configuration information needed for OTDOA location technology locating user devices or by the configuration information needed for ECID location technology location or by the configuration information needed for UTDOA location technology locating user devices or by the supplementary needed for A-GPS location technology locating user devices.
Wherein, the configuration information of OTDOA location technology comprises the configuration information of down-bound pilot frequency signal.Down-bound pilot frequency signal includes but not limited to location reference signals (positioning reference signal, PRS) or downlink physical synchronizing signal.
The configuration information of PRS includes but not limited to transmission bandwidth information, the frequency point information of PRS or transmits subframe configuration information.In addition, the configuration information of PRS also can comprise the type of the Cyclic Prefix that PRS uses, such as, and normal (normal) type or prolongation (extended) type.Consider multiple PRS that many base stations configure and asynchronous, the configuration information of PRS also can comprise the deviation of system time between multiple base station, such as, and timeslot offset or subframe deviation.
Downlink physical synchronizing signal comprises master sync signal (primary synchronization signal, PSS) and secondary synchronizing signal (secondary synchronization signal, SSS).The configuration information of PSS or SSS includes but not limited to working frequency points, cyclic prefix type or PCI.
The configuration information of ECID location technology or the configuration information of UTDOA location technology comprise the configuration information of down-bound pilot frequency signal or the configuration information of uplink pilot signal.Down-bound pilot frequency signal includes but not limited to cell reference signals (cell reference signal, CRS).Uplink pilot signal includes but not limited to detection reference signal (sounding reference signal, SRS), demodulated reference signal (demodulation reference signal, and Physical Random Access Channel (physicalrandom access channel, PRACH) DMRS).
The configuration information of CRS includes but not limited to system bandwidth, working frequency points, cyclic prefix type, Physical Cell Identifier (the physical cell identifier of subscriber equipment place website, PCI), or as Reference Signal Received Power (reference signal receiving power, and the measurement parameter of Reference Signal Received Quality (reference signal receiving quality, RSRQ) RSRP).
The configuration information of SRS, DMRS and PRACH includes but not limited to that physical resource position is (as frequency domain RB position, subframe number or System Frame Number), sequential derivation parameter (as root sequential labeling, cyclic shift) or cyclic prefix type etc.
The supplementary of A-GPS location technology comprises global positioning system (global positioningsystem, GPS) supplementary, such as GPS supplementary comprises GNSS reference time (GNSS-reference time) in the public auxiliary data of GNSS (GNSS-common assist data), GNSS reference position (GNSS-reference location), GNSS ionospheric model (GNSS-ionospheric model) or GNSS earth orientation parameters (GNSS-earthorientation parameter).Or, GPS supplementary comprises the GNSS identity (GNSS ID) in the general assistance data component of GNSS (GNSS-Generic Assist Data Element), SBAS identity (SBAS ID), GNSS time model (GNSS time models), GNSS differential corrections (GNSSdifferential corrections), GNSS navigation model (GNSS navigation model), the real-time integrity of GNSS (GNSS real time integrity), (GNSS databit assistance) is assisted in GNSS data position, GNSS obtains auxiliary (GNSS acquisition assistance), GNSS almanac (GNSS almanac), GNSS UTC model (GNSS UTC model) or GNSS supplementary (GNSS auxiliary information).
In one embodiment, locating information can also comprise the first triggering configuration information.Such as, first trigger configuration information be used to indicate subscriber equipment measure descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.Subscriber equipment measures descending framing signal (as down-bound pilot frequency signal) according to this first triggering configuration information at trigger instants.Therefore, configuration information realization is triggered to the control of subscriber equipment location by first in base station.
In another embodiment, locating information can also comprise the second triggering configuration information.Such as, second trigger configuration information be used to indicate subscriber equipment send up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.Subscriber equipment sends up framing signal (as uplink pilot signal) according to this second triggering configuration information at trigger instants.Therefore, configuration information realization is triggered to the control of subscriber equipment location by second in base station.
At step 104, base station sends locating information by broadcast mode to the subscriber equipment being in Idle state.Wherein, the subscriber equipment being in Idle state comprises does not set up with base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (radio resourcecontrol, RRC) agreement.The subscriber equipment being in Idle state also comprises not set up by RRC agreement and base station to be eated dishes without rice or wine to be connected and not by lightweight presentation protocol (light presentation protocol, LPP) the high-rise subscriber equipment connected is set up with enhancement service mobile positioning center (enhanced-serving mobile location center, E-SMLC).
Under subscriber equipment is in Idle state, base station sends locating information by the mode of broadcast to subscriber equipment.Such as, base station sends locating information by system message to subscriber equipment.And then subscriber equipment can obtain configuration information by its resident cell system information.In this fashion, locating information can be the configuration information of cell-level, that is, the subscriber equipment be in same community uses identical configuration information.Or base station sends locating information by Multicast Channel to subscriber equipment.A region is made up of several communities.In this fashion, locating information can be the configuration information of region class, that is, the subscriber equipment being in the same area Nei Ge community uses identical configuration information.Such as, at same Multicast Broadcast Single Frequency Network (multicast broadcast single frequency network, MBSFN), in region, base station provides positioning configuration information by Physical Multicast Channel (physical multicast channel, PMCH) to subscriber equipment.
When locating information comprises the configuration information of descending framing signal (e.g., down-bound pilot frequency signal), base station performs step 106.In step 106, base station receives user equipment measures the measurement result of descending framing signal according to locating information, and according to the measurement result locating user devices of descending framing signal.This descending framing signal is sent by base station.
When locating information comprises the configuration information of up framing signal (e.g., uplink pilot signal), base station performs step 108.In step 108, the up framing signal that base station measurement subscriber equipment sends according to locating information, and according to the measurement result locating user devices of up framing signal.
Because base station sends locating information by broadcast mode to the subscriber equipment being in Idle state, subscriber equipment directly can obtain the locating information configured by base station under Idle state, and subscriber equipment is set up RRC without the need to elder generation with base station and eated dishes without rice or wine to be connected to obtain the configuration information needed for locating.Therefore, subscriber equipment can realize location according to locating information under Idle state, saves base station and subscriber equipment and sets up the Signalling exchange produced in the process that RRC eats dishes without rice or wine to be connected, avoid signaling congestion.In addition, the energy consumption that architecture subscriber equipment consumes is also reduced.
Figure 2 shows that flow process Figure 200 of localization method according to an embodiment of the invention.The method of Fig. 2 is performed by base station.Composition graphs 1 is described by Fig. 2.
In step 202., base station configuration locating information.
In step 204, base station sends locating information by broadcast mode to the subscriber equipment being in Idle state.Step 202,204 respectively with the step 102 in Fig. 1,104 identical, do not repeat them here.
In the embodiment of fig. 2, after base station performs step 204, perform step 205.But the present invention is not limited thereto, in other embodiments, step 205 can perform with step 202 or 204 simultaneously.
In step 205, base station sends to subscriber equipment and triggers indication information.Trigger indication information and comprise the first triggering indication information or the second triggering indication information.Wherein, first trigger indication information and be used to indicate subscriber equipment and whether measure descending framing signal (e.g., down-bound pilot frequency signal) in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Second triggers indication information is used to indicate subscriber equipment and whether sends up framing signal (e.g., uplink pilot signal) in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).
Such as, base station sends triggering indication information by paging channel to subscriber equipment; Or, base station is by Physical Downlink Control Channel (physical downlink control channel, PDCCH) or enhancement mode Physical Downlink Control Channel (enhanced physical downlink control channel, EPDCCH) to subscriber equipment send trigger indication information; Or base station controls (mediaaccess control, MAC) layer signaling by media interviews and sends triggering indication information to subscriber equipment.
Such as, trigger indication information when base station sends first by paging channel to subscriber equipment, in follow-up a certain frame (or subframe), whether measure descending framing signal by some bits (1 or 2 bit) information equipment for indicating user.When base station sends the first triggering indication information by PDCCH or EPDCCH to described subscriber equipment, in follow-up a certain frame (or subframe), whether measure descending framing signal by some bits (1 or 2 bit) information equipment for indicating user.When base station sends the first triggering indication information by MAC layer signaling to subscriber equipment, the MAC layer signaling by comprising in downstream data channel institute transmission data block is carried out equipment for indicating user and whether measure descending framing signal in follow-up a certain frame (or subframe).
Trigger indication information when base station sends second by paging channel to subscriber equipment, in follow-up a certain frame (or subframe), whether send up framing signal by some bits (1 or 2 bit) information equipment for indicating user.When base station sends the second triggering indication information by PDCCH or EPDCCH to described subscriber equipment, in follow-up a certain frame (or subframe), whether send up framing signal by some bits (1 or 2 bit) information equipment for indicating user.When base station sends the second triggering indication information by MAC CE to subscriber equipment, the MAC layer signaling by comprising in downstream data channel institute transmission data block is carried out equipment for indicating user and whether send up framing signal in follow-up a certain frame (or subframe).
Therefore, base station is triggered the indication information equipment for indicating user follow-up a certain moment by first and whether is measured descending framing signal, or whether send up framing signal by the second triggering indication information equipment for indicating user follow-up a certain moment, realize the control to subscriber equipment location.
Figure 3 shows that the flow chart 300 of localization method according to an embodiment of the invention.The method of Fig. 3 is performed by subscriber equipment, and corresponding with the method for Fig. 1.Therefore, the description of repetition will suitably be omitted.
In step 302, the subscriber equipment being in Idle state is obtained and is configured and the locating information sent by broadcast mode by base station.Wherein, the subscriber equipment being in Idle state comprises does not set up with base station the subscriber equipment eating dishes without rice or wine to be connected by RRC agreement.
In one embodiment, locating information comprises the configuration information needed for locating user devices.Such as, locating information comprises by the configuration information needed for OTDOA location technology locating user devices or by the configuration information needed for ECID location technology locating user devices or by the configuration information needed for UTDOA location technology locating user devices or by the supplementary needed for A-GPS location technology locating user devices.
For example, step 302 can comprise: subscriber equipment obtains the described locating information that base station is sent by system message; Or subscriber equipment obtains the locating information that base station is sent by Multicast Channel.
When locating information comprises the configuration information of descending framing signal (e.g., down-bound pilot frequency signal), subscriber equipment performs step 304.In step 304, subscriber equipment measures the descending framing signal of base station transmission, with locating user devices according to locating information.
In one embodiment, locating information also comprises the first triggering configuration information.This first trigger configuration information be used to indicate subscriber equipment measure descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.Such as, subscriber equipment comprises timer and measurement module, and timer, according to this first triggering configuration information timing, triggers measurement module at trigger instants and measures descending framing signal.Subscriber equipment triggers configuration information according to first, and composition graphs 4 further describes by the operation of measuring descending framing signal at trigger instants.
In another embodiment, subscriber equipment receives the first triggering indication information that base station sends.This first triggers indication information and is used to indicate subscriber equipment and whether measures descending framing signal in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Subscriber equipment triggers indication information according to first, and composition graphs 5 further describes by the operation of measuring descending framing signal at trigger instants.
When locating information comprises the configuration information of up framing signal (e.g., uplink pilot signal), subscriber equipment performs step 306.Within step 306, subscriber equipment sends up framing signal according to locating information, to locate described subscriber equipment.
In one embodiment, locating information also comprises the second triggering configuration information.This second trigger configuration information be used to indicate subscriber equipment send up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.Such as, subscriber equipment comprises timer and sending module, and timer, according to this second triggering configuration information timing, triggers sending module at trigger instants and sends up framing signal.Subscriber equipment triggers configuration information according to second, and composition graphs 6 further describes by the operation sending up framing signal at trigger instants.
In another embodiment, subscriber equipment receives the second triggering indication information that base station sends.This second triggers indication information and is used to indicate subscriber equipment and whether sends up framing signal in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Subscriber equipment triggers indication information according to second, and composition graphs 7 further describes by the operation sending up framing signal at trigger instants.
Because subscriber equipment directly can obtain the locating information configured by base station under Idle state, subscriber equipment is set up RRC without the need to elder generation with base station and is eated dishes without rice or wine to be connected to obtain the configuration information needed for locating.Therefore, subscriber equipment can realize location according to locating information under Idle state, saves subscriber equipment and base station and sets up the Signalling exchange produced in the process that RRC eats dishes without rice or wine to be connected, avoid signaling congestion.In addition, also reduce subscriber equipment and locate the energy consumption consumed.
Figure 4 shows that the schematic diagram 304_A of step 304 according to an embodiment of the invention.In the fig. 4 embodiment, locating information also comprises the first triggering configuration information.This first trigger configuration information be used to indicate subscriber equipment measure descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.Subscriber equipment comprises timer.
As shown in Figure 4, in step 402, subscriber equipment obtains first and triggers configuration information from locating information.
In step 404, timer triggers configuration information timing according to first, and judges that whether timer is overtime.Work as timer expired, represent and arrive trigger instants, advance to step 406.
In a step 406, descending framing signal measured by subscriber equipment.
Figure 5 shows that another schematic diagram 304_B of step 304 according to an embodiment of the invention.
In step 502, subscriber equipment receives the first triggering indication information that base station sends.First triggering indication information was used to indicate subscriber equipment and whether measures descending framing signal within the follow-up a certain moment (such as, follow-up a certain frame or subframe).Such as, subscriber equipment receives the first triggering indication information that base station is sent by paging channel; Or subscriber equipment receives the first triggering indication information that base station is sent by Physical Downlink Control Channel; Or subscriber equipment receives the first triggering indication information that base station is sent by MAC layer signaling.
In step 504, subscriber equipment triggers indication information according to first, judges whether measure descending framing signal within the follow-up a certain moment (such as, follow-up a certain frame or subframe).If first triggers indication information equipment for indicating user measure descending framing signal within the follow-up a certain moment, then advance to step 506.In step 506, descending framing signal measured by subscriber equipment.
Figure 6 shows that the schematic diagram 306_A of step 306 according to an embodiment of the invention.In the embodiment in fig 6, locating information also comprises the second triggering configuration information.This second trigger configuration information be used to indicate subscriber equipment send described up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.Subscriber equipment comprises timer.
As shown in Figure 6, in step 602, subscriber equipment obtains second and triggers configuration information from locating information.
In step 604, timer triggers configuration information timing according to second, and judges that whether timer is overtime.Work as timer expired, represent and arrive trigger instants, advance to step 606.
In step 606, subscriber equipment sends up framing signal.
Figure 7 shows that another schematic diagram 306_B of step 306 according to an embodiment of the invention.
In a step 702, subscriber equipment receives the second triggering indication information that base station sends.Second triggering indication information was used to indicate subscriber equipment and whether sends up framing signal within the follow-up a certain moment (e.g., follow-up a certain frame or subframe).Such as, subscriber equipment receives the second triggering indication information that base station is sent by paging channel; Or subscriber equipment receives the second triggering indication information that base station is sent by Physical Downlink Control Channel; Or subscriber equipment receives the second triggering indication information that base station is sent by MAC layer signaling.
In step 704, subscriber equipment triggers indication information according to second, judges whether send up framing signal within the follow-up a certain moment (such as, follow-up a certain frame or subframe).If second triggers indication information equipment for indicating user send up framing signal within the follow-up a certain moment, then advance to step 806.
In step 706, subscriber equipment sends up framing signal.
Figure 8 shows that the structural representation of base station 800 according to an embodiment of the invention for locating.Composition graphs 1 to Fig. 2 is described by Fig. 8.
In the embodiment shown in fig. 8, base station 800 comprises locating information configuration module 802, locating information sending module 804, and locating module 814.Locating information sending module 804 is coupled to described locating information configuration module 802.Wherein, locating information configuration module 802 and locating module 814 can be realized by the base station controller of base station 800 (base station controller, BSC); Locating information sending module 804 can be realized by the base transceiver station of base station 800 (base transceiver station, BTS).In one embodiment, base station 800 also comprises descending framing signal sending module 808 and downlink measurements receiver module 810.In another embodiment, base station 800 also comprises up framing signal measurement module 812.Descending framing signal sending module 808, downlink measurements receiver module 810 and up framing signal measurement module 812 all can be realized by the base transceiver station of base station 800.
In one embodiment, this locating information for configuring locating information, and is sent to locating information sending module 804 by locating information configuration module 802.Locating information comprises the configuration information needed for locating user devices.Such as, locating information comprises by the configuration information needed for OTDOA location technology locating user devices or by the configuration information needed for ECID location technology location or by the configuration information needed for UTDOA location technology locating user devices or by the supplementary needed for A-GPS location technology locating user devices.
In one embodiment, locating information can also comprise the first triggering configuration information.Such as, first trigger configuration information be used to indicate subscriber equipment measure descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.Subscriber equipment measures descending framing signal (as down-bound pilot frequency signal) according to this first triggering configuration information at trigger instants.
In another embodiment, locating information can also comprise the second triggering configuration information.Such as, second trigger configuration information be used to indicate subscriber equipment send up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.Subscriber equipment sends up framing signal (as uplink pilot signal) according to this second triggering configuration information at trigger instants.
Locating information sending module 804 is for being sent to the subscriber equipment being in Idle state by locating information by broadcast mode.Wherein, the subscriber equipment being in Idle state comprises does not set up with base station the subscriber equipment eating dishes without rice or wine to be connected by RRC agreement.The subscriber equipment being in Idle state also comprises not set up by RRC agreement and base station to be eated dishes without rice or wine to be connected and does not set up the high-rise subscriber equipment connected by LPP and E-SMLC.
Such as, locating information is sent to the subscriber equipment being in Idle state by locating information sending module 804 by system message.Or locating information is sent to the subscriber equipment being in Idle state by locating information sending module 804 by Multicast Channel.
Descending framing signal sending module 808 is for sending descending framing signal.In one embodiment, when locating information comprise descending framing signal (as, down-bound pilot frequency signal) configuration information time, downlink measurements receiver module 810 receives descending framing signal measured by subscriber equipment measurement result according to locating information, and the measurement result of descending framing signal is sent to locating module 814.Locating module 814 is according to the measurement result locating user devices of descending framing signal.
When locating information comprise up framing signal (as, uplink pilot signal) configuration information time, up framing signal measurement module 812 measures the up framing signal that subscriber equipment sends according to locating information, and the measurement result of up framing signal is sent to locating module 814.Locating module 814 is according to the measurement result locating user devices of up framing signal.
Because base station 800 sends locating information by broadcast mode to the subscriber equipment being in Idle state, subscriber equipment directly can obtain the locating information configured by base station 800 under Idle state, and subscriber equipment is set up RRC without the need to elder generation with base station 800 and eated dishes without rice or wine to be connected to obtain the configuration information needed for locating.Therefore, subscriber equipment can realize location according to locating information under Idle state, saves base station 800 and subscriber equipment and sets up the Signalling exchange produced in the process that RRC eats dishes without rice or wine to be connected, avoid signaling congestion.In addition, the energy consumption that base station 800 locating user devices consumes is also reduced.
In one embodiment, base station 800 also comprises triggering indication information sending module 806.Trigger indication information sending module 806 to be realized by the base transceiver station of base station 800.Trigger indication information sending module 806 and trigger indication information for sending to subscriber equipment.Trigger indication information and comprise the first triggering indication information or the second triggering indication information.Wherein, first trigger indication information and be used to indicate subscriber equipment and whether measure descending framing signal (e.g., down-bound pilot frequency signal) in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Second triggers indication information is used to indicate subscriber equipment and whether sends up framing signal (e.g., uplink pilot signal) in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).
Such as, trigger indication information sending module 806 and send triggering indication information by paging channel to subscriber equipment; Or, trigger indication information sending module 806 and send triggering indication information by PDCCH or EPDCCH to subscriber equipment; Or, trigger indication information sending module 806 and send triggering indication information by MAC layer signaling to subscriber equipment.
Such as, trigger indication information when triggering indication information sending module 806 sends first by paging channel to subscriber equipment, in follow-up a certain frame (or subframe), whether measure descending framing signal by some bits (1 or 2 bit) information equipment for indicating user.When triggering indication information sending module 806 and sending the first triggering indication information by PDCCH or EPDCCH to described subscriber equipment, in follow-up a certain frame (or subframe), whether measure descending framing signal by some bits (1 or 2 bit) information equipment for indicating user.When triggering indication information sending module 806 and sending the first triggering indication information by MAC layer signaling to subscriber equipment, the MAC layer signaling by comprising in downstream data channel institute transmission data block is carried out equipment for indicating user and whether measure descending framing signal in follow-up a certain frame (or subframe).
Trigger indication information when triggering indication information sending module 806 sends second by paging channel to subscriber equipment, in follow-up a certain frame (or subframe), whether send up framing signal by some bits (1 or 2 bit) information equipment for indicating user.When triggering indication information sending module 806 and sending the second triggering indication information by PDCCH or EPDCCH to described subscriber equipment, in follow-up a certain frame (or subframe), whether send up framing signal by some bits (1 or 2 bit) information equipment for indicating user.When triggering indication information sending module 806 and sending the second triggering indication information by MAC CE to subscriber equipment, the MAC layer signaling by comprising in downstream data channel institute transmission data block is carried out equipment for indicating user and whether send up framing signal in follow-up a certain frame (or subframe).
Figure 9 shows that the structural representation of subscriber equipment 900 according to an embodiment of the invention for locating.Composition graphs 3 to Fig. 7 is described by Fig. 9.
In the embodiment shown in fig. 9, subscriber equipment 900 comprises locating information receiver module 902, up framing signal sending module 906 or descending framing signal measurement module 908.Locating information receiver module 902 can be realized by the receiver of subscriber equipment 900.Up framing signal sending module 906 can be realized by the reflector of subscriber equipment 900.Descending framing signal measurement module 908 can be realized by the processor of subscriber equipment 900.
In one embodiment, when subscriber equipment not by RRC agreement and base station set up eat dishes without rice or wine to be connected time, subscriber equipment is in Idle state, and now locating information receiver module 902 is obtained and configured and the locating information sent by broadcast mode by base station.In one embodiment, locating information comprises the configuration information needed for locating user devices.Such as, locating information comprises by the configuration information needed for OTDOA location technology locating user devices or by the configuration information needed for ECID location technology locating user devices or by the configuration information needed for UTDOA location technology locating user devices or by the supplementary needed for A-GPS location technology locating user devices.
For example, when subscriber equipment is in Idle state, locating information receiver module 902 receives the described locating information that base station is sent by system message; Or locating information receiver module 902 receives the locating information that base station is sent by Multicast Channel.
When locating information comprises the configuration information of descending framing signal (e.g., down-bound pilot frequency signal), descending framing signal measurement module 908 measures the descending framing signal of base station transmission, with locating user devices according to locating information.
In one embodiment, subscriber equipment 900 also comprises timer 910.Locating information also comprises the first triggering configuration information.This first trigger configuration information be used to indicate subscriber equipment 900 measure descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.Timer 910 is according to this first triggering configuration information timing, and when timer 910 time-out, descending framing signal measurement module 908 measures descending framing signal at trigger instants.
In another embodiment, subscriber equipment 900 also comprises triggering indication information receiver module 904.Trigger indication information receiver module 904 also to be realized by the receiver of subscriber equipment 900.Trigger the first triggering indication information that indication information receiver module 904 receives base station transmission.This first triggers indication information and is used to indicate subscriber equipment 900 and whether measures descending framing signal in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Descending framing signal measurement module 908 triggers indication information according to first, measures descending framing signal at trigger instants.
When locating information comprises the configuration information of up framing signal (e.g., uplink pilot signal), up framing signal sending module 906 sends up framing signal according to locating information, to locate described subscriber equipment.
In one embodiment, locating information also comprises the second triggering configuration information.This second trigger configuration information be used to indicate subscriber equipment 900 send up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.Timer 910 is according to this second triggering configuration information timing, and when timer 910 time-out, up framing signal sending module 906 sends up framing signal at trigger instants.
In another embodiment, the second triggering indication information that indication information receiver module 904 receives base station transmission is triggered.This second triggers indication information and is used to indicate subscriber equipment 900 and whether sends up framing signal in the follow-up a certain moment (such as, follow-up a certain frame or subframe in).Up framing signal sending module 906 triggers indication information according to second, sends up framing signal at trigger instants.
Because subscriber equipment 900 directly can obtain the locating information configured by base station under Idle state, subscriber equipment 900 is set up RRC without the need to elder generation with base station and is eated dishes without rice or wine to be connected to obtain the configuration information needed for locating.Therefore, subscriber equipment 900 can realize location according to locating information under Idle state, saves subscriber equipment 900 and base station and sets up the Signalling exchange produced in the process that RRC eats dishes without rice or wine to be connected, avoid signaling congestion.In addition, also reduce subscriber equipment 900 and locate the energy consumption consumed.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (16)
1. a localization method, is characterized in that, comprising:
Base station configuration locating information, described locating information comprises the configuration information needed for locating user devices;
Described base station sends described locating information by broadcast mode to the subscriber equipment being in Idle state, described in be in Idle state subscriber equipment comprise and do not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement; And
Described base station receives descending framing signal measured by described subscriber equipment measurement result according to described locating information, and locates described subscriber equipment according to the measurement result of described descending framing signal, and described descending framing signal is sent by described base station; Or, the up framing signal that subscriber equipment described in described base station measurement sends according to described locating information, and locate described subscriber equipment according to the measurement result of described up framing signal.
2. localization method according to claim 1, it is characterized in that, described locating information also comprises the first triggering configuration information, described first trigger configuration information be used to indicate described subscriber equipment measure described descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.
3. localization method according to claim 1, it is characterized in that, described locating information also comprises the second triggering configuration information, described second trigger configuration information be used to indicate described subscriber equipment send described up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.
4. localization method according to claim 1, is characterized in that, described method also comprises:
Described base station sends to described subscriber equipment and triggers indication information;
Described triggering indication information comprises the first triggering indication information or second and triggers indication information, described first triggering indication information was used to indicate described subscriber equipment and whether measures descending framing signal within the follow-up a certain moment, and described second triggering indication information was used to indicate described subscriber equipment and whether sends up framing signal within the follow-up a certain moment.
5. a localization method, is characterized in that, comprising:
The subscriber equipment being in Idle state is obtained and is configured and the locating information sent by broadcast mode by base station, the described subscriber equipment being in Idle state comprises does not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement, and described locating information comprises the configuration information of location needed for described subscriber equipment; And
Described subscriber equipment measures the descending framing signal of described base station transmission, to locate described subscriber equipment according to described locating information; Or described subscriber equipment sends up framing signal according to described locating information, to locate described subscriber equipment.
6. localization method according to claim 5, it is characterized in that, described locating information also comprises the first triggering configuration information, described first trigger configuration information be used to indicate described subscriber equipment measure described descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period;
Described subscriber equipment measures descending framing signal according to described locating information, comprising:
Described subscriber equipment triggers configuration information according to described first and measures described descending framing signal at trigger instants.
7. localization method according to claim 5, it is characterized in that, described locating information also comprises the second triggering configuration information, described second trigger configuration information be used to indicate described subscriber equipment send described up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle;
Described subscriber equipment sends up framing signal according to described locating information, comprising:
Described subscriber equipment triggers configuration information according to described second and sends described up framing signal at trigger instants.
8. localization method according to claim 5, is characterized in that, described method also comprises:
Described subscriber equipment receives the triggering indication information that described base station sends;
Described triggering indication information comprises the first triggering indication information or second and triggers indication information, described first triggering indication information was used to indicate described subscriber equipment and whether measures descending framing signal within the follow-up a certain moment, and described second triggering indication information was used to indicate described subscriber equipment and whether sends up framing signal within the follow-up a certain moment.
9. the base station for locating, is characterized in that, comprising:
Locating information configuration module, for configuring locating information, described locating information comprises the configuration information needed for locating user devices;
Locating information sending module, be coupled to described locating information configuration module, for described locating information being sent to by broadcast mode the subscriber equipment being in Idle state, described in be in Idle state subscriber equipment comprise and do not set up with described base station the subscriber equipment eating dishes without rice or wine to be connected by wireless heterogeneous networks (RRC) agreement;
Descending framing signal sending module and downlink measurements receiver module, described descending framing signal sending module is for sending descending framing signal, and described downlink measurements receiver module is for receiving the measurement result of described subscriber equipment according to the described descending framing signal of described locating information measurement; Or up framing signal measurement module, for measuring the up framing signal that described subscriber equipment sends according to described locating information;
Locating module, for locating described subscriber equipment according to the measurement result of described descending framing signal, or locates described subscriber equipment according to the measurement result of described up framing signal.
10. base station according to claim 9, it is characterized in that, described locating information also comprises the first triggering configuration information, described first trigger configuration information be used to indicate described subscriber equipment measure described descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period.
11. base stations according to claim 9, it is characterized in that, described locating information also comprises the second triggering configuration information, described second trigger configuration information be used to indicate described subscriber equipment send described up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle.
12. base stations according to claim 9, is characterized in that, described base station also comprises:
Triggering indication information sending module, triggering indication information for sending to described subscriber equipment;
Described triggering indication information comprises the first triggering indication information or second and triggers indication information, described first triggering indication information was used to indicate described subscriber equipment and whether measures descending framing signal within the follow-up a certain moment, and described second triggering indication information was used to indicate described subscriber equipment and whether sends up framing signal within the follow-up a certain moment.
13. 1 kinds for the subscriber equipment of locating, is characterized in that, comprising:
Locating information receiver module, when described subscriber equipment by wireless heterogeneous networks (RRC) agreement and base station set up eat dishes without rice or wine to be connected time, described locating information receiver module is obtained and is configured and the locating information sent by broadcast mode by described base station, and described locating information comprises the configuration information needed for locating user devices;
Descending framing signal measurement module, for measuring the descending framing signal that described base station sends according to described locating information; Or up framing signal sending module, for sending up framing signal according to described locating information.
14. subscriber equipmenies according to claim 13, it is characterized in that, described locating information also comprises the first triggering configuration information, described first trigger configuration information be used to indicate described subscriber equipment measure described descending framing signal measurement initial time, measure duration or the arbitrary parameter in measuring period;
Described subscriber equipment also comprises timer, and described timer triggers configuration information timing according to described first, and when described timer expired, described descending framing signal measurement module measures described descending framing signal at trigger instants.
15. subscriber equipmenies according to claim 13, it is characterized in that, described locating information also comprises the second triggering configuration information, described second trigger configuration information be used to indicate described subscriber equipment send described up framing signal transmission initial time, send duration or the arbitrary parameter in the transmission cycle;
Described subscriber equipment also comprises timer, and described timer triggers configuration information timing according to described second, and when described timer expired, described up framing signal sending module sends described up framing signal at trigger instants.
16. subscriber equipmenies according to claim 13, is characterized in that, described positioning equipment also comprises:
Trigger indication information receiver module, for receiving the triggering indication information that described base station sends;
Described triggering indication information comprises the first triggering indication information or second and triggers indication information, described first triggering indication information was used to indicate described subscriber equipment and whether measures descending framing signal within the follow-up a certain moment, and described second triggering indication information was used to indicate described subscriber equipment and whether sends up framing signal within the follow-up a certain moment.
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| CN201410135901.1A CN104980888A (en) | 2014-04-04 | 2014-04-04 | Positioning method, base station used for positioning and user equipment |
| PCT/CN2015/071843 WO2015149581A1 (en) | 2014-04-04 | 2015-01-29 | Positioning method and base station and user equipment for positioning |
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| CN201410135901.1A CN104980888A (en) | 2014-04-04 | 2014-04-04 | Positioning method, base station used for positioning and user equipment |
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| CN104980888A true CN104980888A (en) | 2015-10-14 |
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