FI821846A0 - Koppling foer snabbt faststaellande av fsk-signaler i en radiokanal - Google Patents

Koppling foer snabbt faststaellande av fsk-signaler i en radiokanal

Info

Publication number
FI821846A0
FI821846A0 FI821846A FI821846A FI821846A0 FI 821846 A0 FI821846 A0 FI 821846A0 FI 821846 A FI821846 A FI 821846A FI 821846 A FI821846 A FI 821846A FI 821846 A0 FI821846 A0 FI 821846A0
Authority
FI
Finland
Prior art keywords
radiokanal
faststaellande
snabbt
signaler
fsk
Prior art date
Application number
FI821846A
Other languages
English (en)
Finnish (fi)
Inventor
Hans Hjoerring
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI821846A0 publication Critical patent/FI821846A0/fi

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Transmitters (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Circuits Of Receivers In General (AREA)
  • Mobile Radio Communication Systems (AREA)
FI821846A 1981-05-25 1982-05-24 Koppling foer snabbt faststaellande av fsk-signaler i en radiokanal FI821846A0 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3120761A DE3120761C2 (de) 1981-05-25 1981-05-25 Schaltung zum schnellen Erkennen von FSK-Signalen in einem Funkkanal

Publications (1)

Publication Number Publication Date
FI821846A0 true FI821846A0 (fi) 1982-05-24

Family

ID=6133173

Family Applications (1)

Application Number Title Priority Date Filing Date
FI821846A FI821846A0 (fi) 1981-05-25 1982-05-24 Koppling foer snabbt faststaellande av fsk-signaler i en radiokanal

Country Status (8)

Country Link
US (1) US4447909A (no)
EP (1) EP0065763B1 (no)
JP (1) JPS57197947A (no)
AT (1) ATE22638T1 (no)
DE (1) DE3120761C2 (no)
DK (1) DK232482A (no)
FI (1) FI821846A0 (no)
NO (1) NO154980C (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104441A (nl) * 1981-09-29 1983-04-18 Philips Nv Een ontvanger voor ffsk gemoduleerde datasignalen.
JPS60171475A (ja) * 1984-02-15 1985-09-04 アイデンティフィケ−ション・デバイセス・インコ−ポレ−テッド 識別システム
GB2172159A (en) * 1985-03-07 1986-09-10 Stc Plc A/d converters
DE19614979C2 (de) 1995-04-20 2001-05-17 Fujitsu Ltd Hochfrequenz-Sende-Empfangs-Vorrichtung zur Datenkommunikation
JP2002124890A (ja) * 2000-10-12 2002-04-26 Vertex Standard Co Ltd 無線送受信機における受信用帯域フィルタの構成方式
CN1726650A (zh) * 2002-12-16 2006-01-25 皇家飞利浦电子股份有限公司 Fm接收器中的噪声抑制

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614627A (en) * 1968-10-15 1971-10-19 Data Control Systems Inc Universal demodulation system
US3909735A (en) * 1974-04-04 1975-09-30 Ncr Co Slow switch for bandwidth change in phase-locked loop
JPS5272209A (en) * 1975-12-12 1977-06-16 Matsushita Electric Ind Co Ltd Magnetic recording and playback apparatus
US4356567A (en) * 1977-06-28 1982-10-26 Pioneer Electronic Corporation Radio receiver with bandwidth switching
CA1097743A (en) * 1977-08-22 1981-03-17 Daniel Gelbart Modem for the high speed transmission of binary data over an fm communications system
US4254504A (en) * 1978-08-08 1981-03-03 International Telephone And Telegraph Corporation Control apparatus for a transceiver employing a programmable memory
US4352208A (en) * 1980-03-04 1982-09-28 Motorola, Inc. Automatic IF selectivity for radio receiver system

Also Published As

Publication number Publication date
EP0065763B1 (de) 1986-10-01
NO821341L (no) 1982-11-26
DE3120761A1 (de) 1982-12-16
NO154980C (no) 1987-01-21
DE3120761C2 (de) 1986-02-13
DK232482A (da) 1982-11-26
JPS57197947A (en) 1982-12-04
EP0065763A2 (de) 1982-12-01
NO154980B (no) 1986-10-13
EP0065763A3 (en) 1983-12-14
US4447909A (en) 1984-05-08
ATE22638T1 (de) 1986-10-15

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Legal Events

Date Code Title Description
FA Application withdrawn

Owner name: SIEMENS AKTIENGESELLSCHAFT