GB0313896D0 - Multicarrier communications system - Google Patents

Multicarrier communications system

Info

Publication number
GB0313896D0
GB0313896D0 GBGB0313896.3A GB0313896A GB0313896D0 GB 0313896 D0 GB0313896 D0 GB 0313896D0 GB 0313896 A GB0313896 A GB 0313896A GB 0313896 D0 GB0313896 D0 GB 0313896D0
Authority
GB
United Kingdom
Prior art keywords
communications system
multicarrier communications
multicarrier
communications
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.)
Granted
Application number
GBGB0313896.3A
Other versions
GB2386307A (en
GB2386307B (en
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.)
Mitsubishi Electric Information Technology Corp
Original Assignee
Mitsubishi Electric Information Technology Corp
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
Priority claimed from GBGB9823812.4A external-priority patent/GB9823812D0/en
Application filed by Mitsubishi Electric Information Technology Corp filed Critical Mitsubishi Electric Information Technology Corp
Publication of GB0313896D0 publication Critical patent/GB0313896D0/en
Publication of GB2386307A publication Critical patent/GB2386307A/en
Application granted granted Critical
Publication of GB2386307B publication Critical patent/GB2386307B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2668Details of algorithms
    • H04L27/2673Details of algorithms characterised by synchronisation parameters
    • H04L27/2675Pilot or known symbols
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2647Arrangements specific to the receiver only
    • H04L27/2655Synchronisation arrangements
    • H04L27/2657Carrier synchronisation
    • H04L27/2659Coarse or integer frequency offset determination and synchronisation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0024Carrier regulation at the receiver end
    • H04L2027/0026Correction of carrier offset
    • H04L2027/0028Correction of carrier offset at passband only
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0044Control loops for carrier regulation
    • H04L2027/0053Closed loops
    • H04L2027/0055Closed loops single phase
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0044Control loops for carrier regulation
    • H04L2027/0063Elements of loops
    • H04L2027/0065Frequency error detectors
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/0014Carrier regulation
    • H04L2027/0083Signalling arrangements
    • H04L2027/0089In-band signals
    • H04L2027/0091Continuous signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
GB0313896A 1998-10-30 1999-10-26 Multicarrier communications systems Expired - Lifetime GB2386307B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9823812.4A GB9823812D0 (en) 1998-10-30 1998-10-30 Multicarrier communications systems
GB9925326A GB2343311B (en) 1998-10-30 1999-10-26 Multicarrier communications systems

Publications (3)

Publication Number Publication Date
GB0313896D0 true GB0313896D0 (en) 2003-07-23
GB2386307A GB2386307A (en) 2003-09-10
GB2386307B GB2386307B (en) 2003-11-05

Family

ID=27758867

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0313896A Expired - Lifetime GB2386307B (en) 1998-10-30 1999-10-26 Multicarrier communications systems

Country Status (1)

Country Link
GB (1) GB2386307B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7709619A (en) * 1977-09-01 1979-03-05 Philips Nv RADIO BROADCASTING SYSTEM WITH CODE SIGNALING.
NL7702019A (en) * 1977-02-25 1978-08-29 Philips Nv RADIO BROADCASTING SYSTEM WITH TRANSMITTER CHARACTERIZATION.
NL8100419A (en) * 1981-01-29 1982-08-16 Philips Nv FM BROADCASTING SYSTEM WITH TRANSMITTER CHARACTERIZATION.

Also Published As

Publication number Publication date
GB2386307A (en) 2003-09-10
GB2386307B (en) 2003-11-05

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20130510

PE20 Patent expired after termination of 20 years

Expiry date: 20191025