GB2309315B - A frequency offset measuring apparatus - Google Patents

A frequency offset measuring apparatus

Info

Publication number
GB2309315B
GB2309315B GB9600404A GB9600404A GB2309315B GB 2309315 B GB2309315 B GB 2309315B GB 9600404 A GB9600404 A GB 9600404A GB 9600404 A GB9600404 A GB 9600404A GB 2309315 B GB2309315 B GB 2309315B
Authority
GB
United Kingdom
Prior art keywords
measuring apparatus
frequency offset
offset measuring
frequency
offset
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
GB9600404A
Other versions
GB9600404D0 (en
GB2309315A (en
Inventor
Anthony Peter Hulbert
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9600404A priority Critical patent/GB2309315B/en
Publication of GB9600404D0 publication Critical patent/GB9600404D0/en
Publication of GB2309315A publication Critical patent/GB2309315A/en
Application granted granted Critical
Publication of GB2309315B publication Critical patent/GB2309315B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/10—Monitoring; Testing of transmitters
    • H04B17/15—Performance testing
    • H04B17/18—Monitoring during normal operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Phase Differences (AREA)
GB9600404A 1996-01-09 1996-01-09 A frequency offset measuring apparatus Expired - Fee Related GB2309315B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9600404A GB2309315B (en) 1996-01-09 1996-01-09 A frequency offset measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9600404A GB2309315B (en) 1996-01-09 1996-01-09 A frequency offset measuring apparatus

Publications (3)

Publication Number Publication Date
GB9600404D0 GB9600404D0 (en) 1996-03-13
GB2309315A GB2309315A (en) 1997-07-23
GB2309315B true GB2309315B (en) 2000-06-07

Family

ID=10786797

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9600404A Expired - Fee Related GB2309315B (en) 1996-01-09 1996-01-09 A frequency offset measuring apparatus

Country Status (1)

Country Link
GB (1) GB2309315B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2367211B (en) * 2000-09-20 2004-03-17 Nec Technologies Slot timing and frequency offset correction in a direct sequence spread spectrum communications receiver
US7002946B2 (en) * 2001-07-16 2006-02-21 Qualcomm Inc. Frequency discriminator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621365A (en) * 1984-11-16 1986-11-04 Hughes Aircraft Company Synchronization preamble correlation detector and frequency estimator
US4841544A (en) * 1987-05-14 1989-06-20 The Charles Stark Draper Laboratory, Inc. Digital direct sequence spread spectrum receiver

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621365A (en) * 1984-11-16 1986-11-04 Hughes Aircraft Company Synchronization preamble correlation detector and frequency estimator
US4841544A (en) * 1987-05-14 1989-06-20 The Charles Stark Draper Laboratory, Inc. Digital direct sequence spread spectrum receiver

Also Published As

Publication number Publication date
GB9600404D0 (en) 1996-03-13
GB2309315A (en) 1997-07-23

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Legal Events

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

Effective date: 20030109