SA518392258B1 - البحث عن الخلايا في الاتصالات اللاسلكية ضيقة النطاق - Google Patents

البحث عن الخلايا في الاتصالات اللاسلكية ضيقة النطاق Download PDF

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Publication number
SA518392258B1
SA518392258B1 SA518392258A SA518392258A SA518392258B1 SA 518392258 B1 SA518392258 B1 SA 518392258B1 SA 518392258 A SA518392258 A SA 518392258A SA 518392258 A SA518392258 A SA 518392258A SA 518392258 B1 SA518392258 B1 SA 518392258B1
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SA
Saudi Arabia
Prior art keywords
shift
matching
cell
frequency
synchronization signal
Prior art date
Application number
SA518392258A
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Arabic (ar)
English (en)
Inventor
ريكو ألفارينو ألبرتو
جال بيتر
مونتوجو جون
لى جينغ
وانج رينكوي
، فنغ وانغ شياو
شو هاو
شين وانشى
وي يونجبين
Original Assignee
كوالكوم انكوربوريتد
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Application filed by كوالكوم انكوربوريتد filed Critical كوالكوم انكوربوريتد
Publication of SA518392258B1 publication Critical patent/SA518392258B1/ar

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Classifications

    • 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
    • H04L27/2657—Carrier synchronisation
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0076—Acquisition of secondary synchronisation channel, e.g. detection of cell-ID group
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26132—Structure of the reference signals using repetition
    • 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
    • H04L27/2662—Symbol synchronisation
    • H04L27/2663—Coarse synchronisation, e.g. by correlation
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2669—Details of algorithms characterised by the domain of operation
    • H04L27/2671—Time domain
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/70—Services for machine-to-machine communication [M2M] or machine type communication [MTC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/16—Discovering, processing access restriction or access information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2211/00—Orthogonal indexing scheme relating to orthogonal multiplex systems
    • H04J2211/003—Orthogonal indexing scheme relating to orthogonal multiplex systems within particular systems or standards
    • H04J2211/005—Long term evolution [LTE]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0024—Carrier regulation at the receiver end
    • H04L2027/0026—Correction of carrier offset
    • 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
    • H04L27/2668—Details of algorithms
    • H04L27/2673—Details of algorithms characterised by synchronisation parameters
    • H04L27/2675—Pilot or known symbols
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • 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
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
SA518392258A 2016-03-11 2018-08-22 البحث عن الخلايا في الاتصالات اللاسلكية ضيقة النطاق SA518392258B1 (ar)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662307419P 2016-03-11 2016-03-11
US15/376,025 US10200169B2 (en) 2016-03-11 2016-12-12 Narrowband wireless communications cell search
PCT/US2017/012562 WO2017155601A1 (en) 2016-03-11 2017-01-06 Narrowband wireless communications cell search

Publications (1)

Publication Number Publication Date
SA518392258B1 true SA518392258B1 (ar) 2023-02-26

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Application Number Title Priority Date Filing Date
SA518392258A SA518392258B1 (ar) 2016-03-11 2018-08-22 البحث عن الخلايا في الاتصالات اللاسلكية ضيقة النطاق

Country Status (18)

Country Link
US (1) US10200169B2 (enExample)
EP (1) EP3427524B1 (enExample)
JP (2) JP6640371B2 (enExample)
KR (1) KR102043270B1 (enExample)
CN (1) CN108713335B (enExample)
AU (1) AU2017228738B2 (enExample)
CA (1) CA3013918C (enExample)
CL (1) CL2018002560A1 (enExample)
CO (1) CO2018009402A2 (enExample)
IL (1) IL260834B (enExample)
MX (1) MX385121B (enExample)
MY (1) MY193540A (enExample)
PH (1) PH12018501632A1 (enExample)
RU (1) RU2689989C1 (enExample)
SA (1) SA518392258B1 (enExample)
SG (1) SG11201806443RA (enExample)
WO (1) WO2017155601A1 (enExample)
ZA (1) ZA201806055B (enExample)

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KR102793893B1 (ko) * 2019-07-11 2025-04-08 삼성전자주식회사 전자 장치의 동작 방법 및 전자 장치에 포함된 신호 처리 장치
CN110351826B (zh) * 2019-07-11 2021-07-06 天津市德力电子仪器有限公司 一种应用于5GNR系统SSB RBoffset的快速估计方法
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Also Published As

Publication number Publication date
AU2017228738B2 (en) 2020-03-05
PH12018501632A1 (en) 2019-05-27
BR112018068292A2 (pt) 2019-01-15
JP6990226B2 (ja) 2022-01-12
EP3427524B1 (en) 2021-02-17
AU2017228738A1 (en) 2018-08-23
CO2018009402A2 (es) 2018-09-20
NZ744874A (en) 2020-09-25
RU2689989C1 (ru) 2019-05-30
KR102043270B1 (ko) 2019-11-11
MX385121B (es) 2025-03-11
CA3013918A1 (en) 2017-09-14
JP2019510413A (ja) 2019-04-11
EP3427524A1 (en) 2019-01-16
US20170264406A1 (en) 2017-09-14
ZA201806055B (en) 2020-02-26
WO2017155601A1 (en) 2017-09-14
SG11201806443RA (en) 2018-09-27
CA3013918C (en) 2020-10-13
CL2018002560A1 (es) 2018-12-21
JP6640371B2 (ja) 2020-02-05
IL260834B (en) 2020-08-31
MX2018010895A (es) 2018-11-09
KR20180123495A (ko) 2018-11-16
MY193540A (en) 2022-10-18
CN108713335A (zh) 2018-10-26
US10200169B2 (en) 2019-02-05
CN108713335B (zh) 2020-06-16
JP2020074528A (ja) 2020-05-14

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