GB2524464A - Frequency error estimation - Google Patents

Frequency error estimation Download PDF

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Publication number
GB2524464A
GB2524464A GB1401666.1A GB201401666A GB2524464A GB 2524464 A GB2524464 A GB 2524464A GB 201401666 A GB201401666 A GB 201401666A GB 2524464 A GB2524464 A GB 2524464A
Authority
GB
United Kingdom
Prior art keywords
carrier frequency
sample
error
frequency error
samples
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.)
Withdrawn
Application number
GB1401666.1A
Other languages
English (en)
Other versions
GB201401666D0 (en
Inventor
Brian Gaffney
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.)
Huawei Technologies Research and Development UK Ltd
Original Assignee
Neul 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 Neul Ltd filed Critical Neul Ltd
Priority to GB1401666.1A priority Critical patent/GB2524464A/en
Publication of GB201401666D0 publication Critical patent/GB201401666D0/en
Priority to CN201510053700.1A priority patent/CN104821926B/zh
Publication of GB2524464A publication Critical patent/GB2524464A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0035—Synchronisation arrangements detecting errors in frequency or phase
    • 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
    • H04L27/0014—Carrier regulation
    • H04L2027/0044—Control loops for carrier regulation
    • H04L2027/0063—Elements of loops
    • H04L2027/0065—Frequency error detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0014—Carrier regulation
    • H04L2027/0083—Signalling arrangements
    • H04L2027/0085—Signalling arrangements with no special signals for synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GB1401666.1A 2014-01-31 2014-01-31 Frequency error estimation Withdrawn GB2524464A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1401666.1A GB2524464A (en) 2014-01-31 2014-01-31 Frequency error estimation
CN201510053700.1A CN104821926B (zh) 2014-01-31 2015-02-02 用于估计载波频率的未知误差的方法和装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1401666.1A GB2524464A (en) 2014-01-31 2014-01-31 Frequency error estimation

Publications (2)

Publication Number Publication Date
GB201401666D0 GB201401666D0 (en) 2014-03-19
GB2524464A true GB2524464A (en) 2015-09-30

Family

ID=50344173

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1401666.1A Withdrawn GB2524464A (en) 2014-01-31 2014-01-31 Frequency error estimation

Country Status (2)

Country Link
CN (1) CN104821926B (zh)
GB (1) GB2524464A (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10050813B2 (en) * 2016-10-25 2018-08-14 Samsung Electronics Co., Ltd Low complexity sequence estimator for general packet radio service (GPRS) system
US10439856B1 (en) * 2018-07-11 2019-10-08 Keysight Technologies, Inc. Method, systems, and computer readable media for efficient generation of narrowband internet of things (IoT) uplink signals
CN110995632B (zh) * 2019-11-29 2023-03-21 深圳市统先科技股份有限公司 卫星通信带宽复用电路

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030053559A1 (en) * 2001-08-15 2003-03-20 Integrated Programmable Communications, Inc. Frequency offset estimation for communication systems method and device for inter symbol interference
GB2504057A (en) * 2012-05-11 2014-01-22 Neul Ltd Frequency error estimation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA965340B (en) * 1995-06-30 1997-01-27 Interdigital Tech Corp Code division multiple access (cdma) communication system
US6275543B1 (en) * 1996-10-11 2001-08-14 Arraycomm, Inc. Method for reference signal generation in the presence of frequency offsets in a communications station with spatial processing
CN101667989B (zh) * 2009-09-16 2013-05-01 中兴通讯股份有限公司 信号载波频率及相位估计方法及装置
CN103491033B (zh) * 2013-09-12 2016-08-17 西安电子科技大学 基于时频联合的载波频偏估计方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030053559A1 (en) * 2001-08-15 2003-03-20 Integrated Programmable Communications, Inc. Frequency offset estimation for communication systems method and device for inter symbol interference
GB2504057A (en) * 2012-05-11 2014-01-22 Neul Ltd Frequency error estimation

Also Published As

Publication number Publication date
GB201401666D0 (en) 2014-03-19
CN104821926B (zh) 2018-10-30
CN104821926A (zh) 2015-08-05

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20170831 AND 20170906

WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)