RU2012100724A - Управление помехами, оптимизация sinr и усовершенствования сигнализации, чтобы улучшить производительность измерений otdoa - Google Patents
Управление помехами, оптимизация sinr и усовершенствования сигнализации, чтобы улучшить производительность измерений otdoa Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2603—Signal structure ensuring backward compatibility with legacy system
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- 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
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
- G01S1/08—Systems for determining direction or position line
- G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
- G01S1/30—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being continuous waves or intermittent trains of continuous waves, the intermittency not being for the purpose of determining direction or position line and the transit times being compared by measuring the phase difference
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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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0205—Details
- G01S5/0236—Assistance data, e.g. base station almanac
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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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/10—Position of receiver fixed by co-ordinating a plurality of position lines defined by path-difference measurements, e.g. omega or decca systems
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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
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/14—Determining absolute distances from a plurality of spaced points of known location
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0852—Delays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
- H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2647—Arrangements specific to the receiver only
- H04L27/2655—Synchronisation arrangements
- H04L27/2656—Frame synchronisation, e.g. packet synchronisation, time division duplex [TDD] switching point detection or subframe synchronisation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
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- Physics & Mathematics (AREA)
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Abstract
1. Способ в беспроводном терминале, включающий в себя этапы, на которыхпринимают информацию сигнализации, относящуюся к передаче опорного сигнала в, по меньшей мере, одном специально назначенном подкадре, причем информация сигнализации включает в себя список, при этом список включает в себя идентификаторы базовых станций,определяют из, по меньшей мере, одного из идентификаторов базовых станций в списке, частотно-временные ресурсы, связанные с передачей опорного сигнала, предназначенной для измерений наблюдаемой разности времени поступления (OTDOA) из передающей базовой станции, связанной с упомянутым одним идентификатором базовой станции, иизмеряют время поступления передачи из передающей базовой станции относительно опорной синхронизации.2. Способ по п.1, дополнительно включающий в себя этап, на которомпринимают информацию сигнализации о шаблонах опорного сигнала, соответствующих обслуживающей соте и соседним сотам.3. Способ по п.1, дополнительно включающий в себя этап, на которомпринимают список соседних сот вместе с взаимосвязью между идентификатором базовой станции соседней соты и шаблоном измерения.4. Способ по п.1, в котором шаблон измерения следует предварительно определенному частотно-временному шаблону повторного использования.5. Способ по п.1, дополнительно включающий в себя этап, на которомпринимают информацию о частотном уровне, соответствующую упомянутой базовой станции обслуживающей соты, и, по меньшей мере, одной базовой станции соседней соты.6. Способ по п.1, дополнительно включающий в себя этап, на которомпринимают минимальную ширину полосы измерения, связанную с передачами опорного сигна
Claims (19)
1. Способ в беспроводном терминале, включающий в себя этапы, на которых
принимают информацию сигнализации, относящуюся к передаче опорного сигнала в, по меньшей мере, одном специально назначенном подкадре, причем информация сигнализации включает в себя список, при этом список включает в себя идентификаторы базовых станций,
определяют из, по меньшей мере, одного из идентификаторов базовых станций в списке, частотно-временные ресурсы, связанные с передачей опорного сигнала, предназначенной для измерений наблюдаемой разности времени поступления (OTDOA) из передающей базовой станции, связанной с упомянутым одним идентификатором базовой станции, и
измеряют время поступления передачи из передающей базовой станции относительно опорной синхронизации.
2. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают информацию сигнализации о шаблонах опорного сигнала, соответствующих обслуживающей соте и соседним сотам.
3. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают список соседних сот вместе с взаимосвязью между идентификатором базовой станции соседней соты и шаблоном измерения.
4. Способ по п.1, в котором шаблон измерения следует предварительно определенному частотно-временному шаблону повторного использования.
5. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают информацию о частотном уровне, соответствующую упомянутой базовой станции обслуживающей соты, и, по меньшей мере, одной базовой станции соседней соты.
6. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают минимальную ширину полосы измерения, связанную с передачами опорного сигнала, с целью измерений OTDOA, применимых к соседним сотам.
7. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают информацию о типе развертывания, относящуюся к тому, выровнены ли, выровнены ли частично или являются ли несинхронизированными передачи подкадров OTDOA из обслуживающей соты и соседних сот, причем информация о типе развертывания непосредственно указывает одно из следующего: выровненное, частично выровненное, несинхронизированное или размер поискового окна.
8. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают системную синхронизацию соседней соты относительно обслуживающей соты, причем системная синхронизация соответствует разности времени в отношении номера системного кадра для каждой соседней соты относительно упомянутой обслуживающей соты.
9. Способ по п.1, дополнительно включающий в себя этапы, на которых
принимают указание, чтобы использовать специфичные для соты опорные символы (CRS) для измерений OTDOA, и
принимают информацию, относящуюся, по меньшей мере, к одному подкадру, в течение которого ожидают, что беспроводной терминал выполнит измерения OTDOA соседних сот.
10. Способ по п.1, дополнительно включающий в себя этап, на котором
принимают разность синхронизации между подкадрами для соседних сот относительно обслуживающей соты.
11. Способ по п.1, в котором идентификатор базовой станции является, по меньшей мере, одним из следующего: физическим идентификатором соты (PCID) или идентификатором места.
12. Способ в беспроводном терминале, включающий в себя этапы, на которых
принимают команду из обслуживающей соты, чтобы начать выполнение межчастотного измерения OTDOA на частотном уровне, содержащем опорные сигналы, причем частотный уровень отличается от обслуживающего частотного уровня, при этом обслуживающий частотный уровень не содержит опорных сигналов позиционирования, и
выполняют измерения OTDOA после приема команды на несущей частоте, отличной от несущей частоты обслуживающей соты.
13. Способ по п.12, дополнительно включающий в себя этап, на котором
принимают информацию относительно моментов времени, когда активизируют промежутки передачи из обслуживающей соты.
14. Способ по п.12, дополнительно включающий в себя этап, на котором
принимают информацию относительно моментов времени, когда отменяют промежутки передачи из обслуживающей соты.
15. Способ в первой базовой станции, включающий в себя этапы, на которых
обмениваются информацией системной синхронизации со второй базовой станцией,
планируют передачу опорных сигналов OTDOA с использованием информации синхронизации, причем передачу планируют таким образом, что передача опорных сигналов OTDOA из первой и второй базовых станций по существу перекрывается во времени, и опорные сигналы OTDOA из первой и второй базовых станций по существу являются разными.
16. Способ по п.15, в котором информация системной синхронизации является опорными системными временами, соответствующими подкадрам OTDOA.
17. Способ во множестве передатчиков базовых станций, включающий в себя этапы, на которых
совместно планируют передачу опорного сигнала из множества передатчиков базовых станций с целью усовершенствования оценки OTD, и
передают идентичные опорные сигналы из множества передатчиков базовых станций, причем опорные сигналы являются идентичными как в последовательности сигналов, так и частотно-временных ресурсах, используемых для передачи.
18. Способ по п.17, в котором частотно-временные ресурсы, используемые для сигнала OTDOA, и используемую последовательность устанавливают, по меньшей мере, с помощью одного из следующего: физического идентификатора соты (PCID), глобального идентификатора соты (GCID), номера системного кадра (SFN) и индекса подкадра.
19. Способ по п.17, дополнительно включающий в себя этапы, на которых
подразделяют набор возможных PCID, которые могут быть назначены множеству передатчиков базовых станций, по меньшей мере, на первый и второй несвязные наборы, причем каждый из возможных PCID связан с индексом, и, причем, по меньшей мере, первый и второй несвязные наборы содержат PCID, выделенные передатчикам, которые являются совместно расположенными,
передают идентичные опорные сигналы OTDOA из передатчиков с PCID, принадлежащими одному и тому же одному, по меньшей мере, из первого и второго несвязных наборов, и
сигнализируют режим передачи в мобильную станцию.
Applications Claiming Priority (5)
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US18656809P | 2009-06-12 | 2009-06-12 | |
US61/186,568 | 2009-06-12 | ||
US12/813,221 | 2010-06-10 | ||
US12/813,221 US9002354B2 (en) | 2009-06-12 | 2010-06-10 | Interference control, SINR optimization and signaling enhancements to improve the performance of OTDOA measurements |
PCT/US2010/038257 WO2010144765A1 (en) | 2009-06-12 | 2010-06-11 | Interference control, sinr optimization and signaling enhancements to improve the performance of otdoa measurements |
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RU2014140860A RU2670196C2 (ru) | 2009-06-12 | 2014-10-09 | Управление помехами, оптимизация sinr и усовершенствования сигнализации, чтобы улучшить производительность измерений otdoa |
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RU2670196C2 (ru) | 2018-10-19 |
EP2574122B1 (en) | 2018-01-03 |
RU2014140860A (ru) | 2016-04-27 |
CN102461292A (zh) | 2012-05-16 |
EP2574123A2 (en) | 2013-03-27 |
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EP2574123B1 (en) | 2020-04-15 |
BRPI1013125B1 (pt) | 2021-03-02 |
US11159969B2 (en) | 2021-10-26 |
KR20140022482A (ko) | 2014-02-24 |
EP2441302A1 (en) | 2012-04-18 |
CN105101407B (zh) | 2018-11-09 |
BRPI1013125A2 (pt) | 2016-03-29 |
KR20120027524A (ko) | 2012-03-21 |
RU2535191C2 (ru) | 2014-12-10 |
EP2574122A3 (en) | 2014-04-02 |
JP5443598B2 (ja) | 2014-03-19 |
EP2574123A3 (en) | 2014-03-26 |
KR101548413B1 (ko) | 2015-08-28 |
US20100317343A1 (en) | 2010-12-16 |
US20150208271A1 (en) | 2015-07-23 |
CN102461292B (zh) | 2015-08-19 |
MX2011013181A (es) | 2012-01-31 |
ES2663199T3 (es) | 2018-04-11 |
US9002354B2 (en) | 2015-04-07 |
EP2574122A2 (en) | 2013-03-27 |
KR101592796B1 (ko) | 2016-02-18 |
EP2441302B1 (en) | 2017-11-15 |
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