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GB2303033B - A frequency shift keyed signals receiver integrated circuit chip - Google Patents

A frequency shift keyed signals receiver integrated circuit chip

Info

Publication number
GB2303033B
GB2303033B GB9613938A GB9613938A GB2303033B GB 2303033 B GB2303033 B GB 2303033B GB 9613938 A GB9613938 A GB 9613938A GB 9613938 A GB9613938 A GB 9613938A GB 2303033 B GB2303033 B GB 2303033B
Authority
GB
United Kingdom
Prior art keywords
integrated circuit
circuit chip
frequency shift
shift keyed
receiver integrated
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
GB9613938A
Other versions
GB2303033A (en
GB9613938D0 (en
Inventor
Howard James Morris
Patrick John Lyons
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.)
Hi Key Ltd
Original Assignee
Hi Key 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 Hi Key Ltd filed Critical Hi Key Ltd
Publication of GB9613938D0 publication Critical patent/GB9613938D0/en
Publication of GB2303033A publication Critical patent/GB2303033A/en
Application granted granted Critical
Publication of GB2303033B publication Critical patent/GB2303033B/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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/14—Demodulator circuits; Receiver circuits
    • H04L27/144—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements
    • H04L27/148—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using filters, including PLL-type filters

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
GB9613938A 1995-07-03 1996-07-03 A frequency shift keyed signals receiver integrated circuit chip Expired - Fee Related GB2303033B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE950493 1995-07-03

Publications (3)

Publication Number Publication Date
GB9613938D0 GB9613938D0 (en) 1996-09-04
GB2303033A GB2303033A (en) 1997-02-05
GB2303033B true GB2303033B (en) 1999-09-01

Family

ID=11040810

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9613938A Expired - Fee Related GB2303033B (en) 1995-07-03 1996-07-03 A frequency shift keyed signals receiver integrated circuit chip

Country Status (1)

Country Link
GB (1) GB2303033B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6306859B1 (en) 1999-03-02 2001-10-23 American Home Products Corporation N-substituted imide derivatives with serotonergic activity

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355407A (en) * 1980-03-03 1982-10-19 Siemens Aktiengesellschaft Device for disconnecting the receiver in case of a small signal-to-noise ratio for a digital-modulated radio system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355407A (en) * 1980-03-03 1982-10-19 Siemens Aktiengesellschaft Device for disconnecting the receiver in case of a small signal-to-noise ratio for a digital-modulated radio system

Also Published As

Publication number Publication date
GB2303033A (en) 1997-02-05
GB9613938D0 (en) 1996-09-04

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Legal Events

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

Effective date: 20010703