GB2362790B - Radio frequency receivers - Google Patents

Radio frequency receivers

Info

Publication number
GB2362790B
GB2362790B GB0012402A GB0012402A GB2362790B GB 2362790 B GB2362790 B GB 2362790B GB 0012402 A GB0012402 A GB 0012402A GB 0012402 A GB0012402 A GB 0012402A GB 2362790 B GB2362790 B GB 2362790B
Authority
GB
United Kingdom
Prior art keywords
radio frequency
frequency receivers
receivers
radio
frequency
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.)
Expired - Fee Related
Application number
GB0012402A
Other versions
GB2362790A (en
GB0012402D0 (en
Inventor
Menkang Peng
Lewis Antony Balfour
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority to GB0012402A priority Critical patent/GB2362790B/en
Publication of GB0012402D0 publication Critical patent/GB0012402D0/en
Publication of GB2362790A publication Critical patent/GB2362790A/en
Application granted granted Critical
Publication of GB2362790B publication Critical patent/GB2362790B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/709—Correlator structure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B2001/70706—Spread spectrum techniques using direct sequence modulation using a code tracking loop, e.g. a delay locked loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/70701—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation featuring pilot assisted reception

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
GB0012402A 2000-05-22 2000-05-22 Radio frequency receivers Expired - Fee Related GB2362790B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0012402A GB2362790B (en) 2000-05-22 2000-05-22 Radio frequency receivers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0012402A GB2362790B (en) 2000-05-22 2000-05-22 Radio frequency receivers

Publications (3)

Publication Number Publication Date
GB0012402D0 GB0012402D0 (en) 2000-07-12
GB2362790A GB2362790A (en) 2001-11-28
GB2362790B true GB2362790B (en) 2004-04-14

Family

ID=9892117

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0012402A Expired - Fee Related GB2362790B (en) 2000-05-22 2000-05-22 Radio frequency receivers

Country Status (1)

Country Link
GB (1) GB2362790B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867579A (en) * 1973-12-21 1975-02-18 Bell Telephone Labor Inc Synchronization apparatus for a time division switching system
US3947634A (en) * 1974-11-21 1976-03-30 Ncr Corporation System for synchronizing local pseudo-noise sequence to a received baseband signal
GB2206268A (en) * 1987-06-25 1988-12-29 Racal Data Communications Inc Sampling clock synchronisation
GB2273022A (en) * 1992-11-25 1994-06-01 Sony Broadcast & Communication Processing digitally sampled data

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867579A (en) * 1973-12-21 1975-02-18 Bell Telephone Labor Inc Synchronization apparatus for a time division switching system
US3947634A (en) * 1974-11-21 1976-03-30 Ncr Corporation System for synchronizing local pseudo-noise sequence to a received baseband signal
GB2206268A (en) * 1987-06-25 1988-12-29 Racal Data Communications Inc Sampling clock synchronisation
GB2273022A (en) * 1992-11-25 1994-06-01 Sony Broadcast & Communication Processing digitally sampled data

Also Published As

Publication number Publication date
GB2362790A (en) 2001-11-28
GB0012402D0 (en) 2000-07-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070522