FI80550C - Frekvensmodulerad saendarmottagare. - Google Patents

Frekvensmodulerad saendarmottagare. Download PDF

Info

Publication number
FI80550C
FI80550C FI890192A FI890192A FI80550C FI 80550 C FI80550 C FI 80550C FI 890192 A FI890192 A FI 890192A FI 890192 A FI890192 A FI 890192A FI 80550 C FI80550 C FI 80550C
Authority
FI
Finland
Prior art keywords
transmitter
oscillator
modulation
input
signal
Prior art date
Application number
FI890192A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI890192A0 (fi
FI80550B (fi
Inventor
Jarmo Maekinen
Reino Talarmo
Original Assignee
Telenokia Oy
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 Telenokia Oy filed Critical Telenokia Oy
Priority to FI890192A priority Critical patent/FI80550C/fi
Publication of FI890192A0 publication Critical patent/FI890192A0/fi
Priority to GB9000640A priority patent/GB2228378A/en
Priority to FR9000259A priority patent/FR2641916A1/fr
Priority to ES909000077A priority patent/ES2020088A6/es
Priority to IT01905290A priority patent/IT1238166B/it
Priority to AU47924/90A priority patent/AU4792490A/en
Application granted granted Critical
Publication of FI80550B publication Critical patent/FI80550B/fi
Publication of FI80550C publication Critical patent/FI80550C/fi

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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/408—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency the transmitter oscillator frequency being identical to the receiver local oscillator frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
FI890192A 1989-01-13 1989-01-13 Frekvensmodulerad saendarmottagare. FI80550C (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI890192A FI80550C (fi) 1989-01-13 1989-01-13 Frekvensmodulerad saendarmottagare.
GB9000640A GB2228378A (en) 1989-01-13 1990-01-11 Frequency-modulated transceiver
FR9000259A FR2641916A1 (en) 1989-01-13 1990-01-11 Frequency-modulated transmitter/receiver
ES909000077A ES2020088A6 (es) 1989-01-13 1990-01-12 Transceptor de frecuencia modulada.
IT01905290A IT1238166B (it) 1989-01-13 1990-01-12 Ricetrasmettitore a modulazione di frequenza
AU47924/90A AU4792490A (en) 1989-01-13 1990-01-12 Frequency-modulated transceiver

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI890192 1989-01-13
FI890192A FI80550C (fi) 1989-01-13 1989-01-13 Frekvensmodulerad saendarmottagare.

Publications (3)

Publication Number Publication Date
FI890192A0 FI890192A0 (fi) 1989-01-13
FI80550B FI80550B (fi) 1990-02-28
FI80550C true FI80550C (fi) 1990-06-11

Family

ID=8527720

Family Applications (1)

Application Number Title Priority Date Filing Date
FI890192A FI80550C (fi) 1989-01-13 1989-01-13 Frekvensmodulerad saendarmottagare.

Country Status (6)

Country Link
AU (1) AU4792490A (it)
ES (1) ES2020088A6 (it)
FI (1) FI80550C (it)
FR (1) FR2641916A1 (it)
GB (1) GB2228378A (it)
IT (1) IT1238166B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2909795A (en) * 1994-06-29 1996-01-25 Honeywell Inc. Spurious response rejecting mixer using spread spectrum techniques
NO305499B1 (no) * 1996-11-06 1999-06-07 Nera Asa System og fremgangsmÕte ved nedomforming hvor det mottatte signalet nedomformes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1023434A (en) * 1973-03-02 1977-12-27 Salvatore Amoroso (Jr.) Single oscillator microwave transceiver
US3916412A (en) * 1974-08-29 1975-10-28 United Technologies Corp Frequency stabilized single oscillator transceivers
DE3478376D1 (en) * 1983-08-24 1989-06-29 Toyo Communication Equip Signal transmission and reception system
WO1985002734A1 (en) * 1983-12-05 1985-06-20 Motorola, Inc. Duplex communication transceiver with modulation cancellation
GB8420210D0 (en) * 1984-08-09 1984-09-12 British Telecomm Duplex microwave equipment
JPS61220528A (ja) * 1985-03-26 1986-09-30 Nec Corp 同時送受話無線機

Also Published As

Publication number Publication date
GB9000640D0 (en) 1990-03-14
ES2020088A6 (es) 1991-07-16
IT1238166B (it) 1993-07-09
FI890192A0 (fi) 1989-01-13
GB2228378A (en) 1990-08-22
AU4792490A (en) 1990-07-19
FI80550B (fi) 1990-02-28
IT9019052A0 (it) 1990-01-12
IT9019052A1 (it) 1990-07-14
FR2641916A1 (en) 1990-07-20

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: TELENOKIA OY