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GB2573532B - Method for extracting synchronisation data - Google Patents

Method for extracting synchronisation data Download PDF

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Publication number
GB2573532B
GB2573532B GB1807505.1A GB201807505A GB2573532B GB 2573532 B GB2573532 B GB 2573532B GB 201807505 A GB201807505 A GB 201807505A GB 2573532 B GB2573532 B GB 2573532B
Authority
GB
United Kingdom
Prior art keywords
synchronisation data
extracting
extracting synchronisation
data
synchronisation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1807505.1A
Other versions
GB2573532A (en
GB201807505D0 (en
Inventor
Ornstein Mecklenburg Kasper
Johnsson Henningsson Gustav
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ARM Ltd
Original Assignee
ARM Ltd
Advanced Risc Machines Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ARM Ltd, Advanced Risc Machines Ltd filed Critical ARM Ltd
Priority to GB1807505.1A priority Critical patent/GB2573532B/en
Publication of GB201807505D0 publication Critical patent/GB201807505D0/en
Priority to PCT/EP2019/061818 priority patent/WO2019215229A1/en
Publication of GB2573532A publication Critical patent/GB2573532A/en
Application granted granted Critical
Publication of GB2573532B publication Critical patent/GB2573532B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04L27/2662—Symbol synchronisation
    • H04L27/2665—Fine synchronisation, e.g. by positioning the FFT window
    • 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
    • H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
    • H04J11/0069—Cell search, i.e. determining cell identity [cell-ID]
    • H04J11/0086—Search parameters, e.g. search strategy, accumulation length, range of search, thresholds
    • 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
    • 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
    • H04L27/266—Fine or fractional frequency offset determination and synchronisation
    • 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
    • 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
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2685—Speed of convergence
    • 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
    • H04L27/2681—Details of algorithms characterised by constraints
    • H04L27/2688—Resistance to perturbation, e.g. noise, interference or fading
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0079—Receiver details
    • H04L7/0087—Preprocessing of received signal for synchronisation, e.g. by code conversion, pulse generation or edge detection
    • 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
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2655—Synchronisation arrangements
    • H04L27/2689—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation
    • H04L27/2692—Link with other circuits, i.e. special connections between synchronisation arrangements and other circuits for achieving synchronisation with preamble design, i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
GB1807505.1A 2018-05-08 2018-05-08 Method for extracting synchronisation data Active GB2573532B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1807505.1A GB2573532B (en) 2018-05-08 2018-05-08 Method for extracting synchronisation data
PCT/EP2019/061818 WO2019215229A1 (en) 2018-05-08 2019-05-08 Method for accumulating narrowband secondary synchronization signal over multiple subframes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1807505.1A GB2573532B (en) 2018-05-08 2018-05-08 Method for extracting synchronisation data

Publications (3)

Publication Number Publication Date
GB201807505D0 GB201807505D0 (en) 2018-06-20
GB2573532A GB2573532A (en) 2019-11-13
GB2573532B true GB2573532B (en) 2020-11-04

Family

ID=62598147

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1807505.1A Active GB2573532B (en) 2018-05-08 2018-05-08 Method for extracting synchronisation data

Country Status (2)

Country Link
GB (1) GB2573532B (en)
WO (1) WO2019215229A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017176379A1 (en) * 2016-04-05 2017-10-12 Qualcomm Incorporated Narrow band synchronization signal transmission and detection
WO2017189080A1 (en) * 2016-04-29 2017-11-02 Qualcomm Incorporated Narrow band synchronization signal
US20180123849A1 (en) * 2016-11-03 2018-05-03 Samsung Electronics Co., Ltd. Method and apparatus for synchronization signal design

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11159355B2 (en) * 2015-11-06 2021-10-26 Apple Inc. Synchronization signal design for narrowband Internet of Things communications

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017176379A1 (en) * 2016-04-05 2017-10-12 Qualcomm Incorporated Narrow band synchronization signal transmission and detection
WO2017189080A1 (en) * 2016-04-29 2017-11-02 Qualcomm Incorporated Narrow band synchronization signal
US20180123849A1 (en) * 2016-11-03 2018-05-03 Samsung Electronics Co., Ltd. Method and apparatus for synchronization signal design

Also Published As

Publication number Publication date
GB2573532A (en) 2019-11-13
GB201807505D0 (en) 2018-06-20
WO2019215229A1 (en) 2019-11-14

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