GB2122439B - Heterodyne receiver for fsk signals - Google Patents

Heterodyne receiver for fsk signals

Info

Publication number
GB2122439B
GB2122439B GB08215415A GB8215415A GB2122439B GB 2122439 B GB2122439 B GB 2122439B GB 08215415 A GB08215415 A GB 08215415A GB 8215415 A GB8215415 A GB 8215415A GB 2122439 B GB2122439 B GB 2122439B
Authority
GB
United Kingdom
Prior art keywords
heterodyne receiver
fsk signals
fsk
signals
heterodyne
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
Application number
GB08215415A
Other versions
GB2122439A (en
Inventor
Graham Edgar Beesley
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.)
Motorola Solutions UK Ltd
Original Assignee
Motorola 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 Motorola Ltd filed Critical Motorola Ltd
Priority to GB08215415A priority Critical patent/GB2122439B/en
Publication of GB2122439A publication Critical patent/GB2122439A/en
Application granted granted Critical
Publication of GB2122439B publication Critical patent/GB2122439B/en
Expired 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
    • H04L27/152—Demodulator circuits; Receiver circuits with demodulation using spectral properties of the received signal, e.g. by using frequency selective- or frequency sensitive elements using controlled oscillators, e.g. PLL arrangements
GB08215415A 1982-05-26 1982-05-26 Heterodyne receiver for fsk signals Expired GB2122439B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08215415A GB2122439B (en) 1982-05-26 1982-05-26 Heterodyne receiver for fsk signals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08215415A GB2122439B (en) 1982-05-26 1982-05-26 Heterodyne receiver for fsk signals

Publications (2)

Publication Number Publication Date
GB2122439A GB2122439A (en) 1984-01-11
GB2122439B true GB2122439B (en) 1986-04-03

Family

ID=10530652

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08215415A Expired GB2122439B (en) 1982-05-26 1982-05-26 Heterodyne receiver for fsk signals

Country Status (1)

Country Link
GB (1) GB2122439B (en)

Also Published As

Publication number Publication date
GB2122439A (en) 1984-01-11

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Legal Events

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