FI842044A0 - Radiomottagare. - Google Patents

Radiomottagare.

Info

Publication number
FI842044A0
FI842044A0 FI842044A FI842044A FI842044A0 FI 842044 A0 FI842044 A0 FI 842044A0 FI 842044 A FI842044 A FI 842044A FI 842044 A FI842044 A FI 842044A FI 842044 A0 FI842044 A0 FI 842044A0
Authority
FI
Finland
Prior art keywords
radio receiver
receiver
radio
Prior art date
Application number
FI842044A
Other languages
English (en)
Other versions
FI842044A (fi
Inventor
Ian Alistair Ward Vance
Michael William Neale
Original Assignee
Standard Telephones Cables 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 Standard Telephones Cables Ltd filed Critical Standard Telephones Cables Ltd
Publication of FI842044A0 publication Critical patent/FI842044A0/fi
Publication of FI842044A publication Critical patent/FI842044A/fi

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/08—Transmission systems not characterised by the medium used for transmission characterised by the use of a sub-carrier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • 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
    • H04L27/1525—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 using quadrature demodulation
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H03D1/22—Homodyne or synchrodyne circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Circuits Of Receivers In General (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Structure Of Receivers (AREA)
FI842044A 1983-07-14 1984-05-22 Radiomottagare. FI842044A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08319101A GB2143386B (en) 1983-07-14 1983-07-14 Radio receiver

Publications (2)

Publication Number Publication Date
FI842044A0 true FI842044A0 (fi) 1984-05-22
FI842044A FI842044A (fi) 1985-01-15

Family

ID=10545730

Family Applications (1)

Application Number Title Priority Date Filing Date
FI842044A FI842044A (fi) 1983-07-14 1984-05-22 Radiomottagare.

Country Status (16)

Country Link
US (1) US4618967A (fi)
EP (1) EP0151334A3 (fi)
JP (1) JPS6039962A (fi)
KR (1) KR850000840A (fi)
AU (1) AU561962B2 (fi)
CA (1) CA1239449A (fi)
DK (1) DK346084A (fi)
ES (1) ES8507747A1 (fi)
FI (1) FI842044A (fi)
GB (1) GB2143386B (fi)
HK (1) HK18688A (fi)
NO (1) NO842659L (fi)
NZ (1) NZ208270A (fi)
PT (1) PT78803B (fi)
SG (1) SG92987G (fi)
ZA (1) ZA845021B (fi)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH667170A5 (de) * 1984-12-07 1988-09-15 Industrieorientierte Forsch Verfahren zur detektion der information eines empfangssignales, insbesondere mit frequenzumtastung.
US4761798A (en) * 1987-04-02 1988-08-02 Itt Aerospace Optical Baseband phase modulator apparatus employing digital techniques
US4944025A (en) * 1988-08-09 1990-07-24 At&E Corporation Direct conversion FM receiver with offset
DE69027815T2 (de) * 1989-05-25 1996-12-12 Sony Corp FM-Demodulator
GB2233535A (en) * 1989-06-30 1991-01-09 Philips Electronic Associated Radio receiver
US5023940A (en) * 1989-09-01 1991-06-11 Motorola, Inc. Low-power DSP squelch
JP2806997B2 (ja) * 1989-11-15 1998-09-30 株式会社日立製作所 復調器
JP3087459B2 (ja) * 1991-09-27 2000-09-11 松下電器産業株式会社 Ｆｓｋデータ復調器
TW214027B (en) * 1992-06-12 1993-10-01 Philips Electronics Nv FM quadrature demodulator
US5538774A (en) * 1994-07-29 1996-07-23 Minnesota Mining And Manufacturing Company Internally damped rotatable storage article
US5828955A (en) * 1995-08-30 1998-10-27 Rockwell Semiconductor Systems, Inc. Near direct conversion receiver and method for equalizing amplitude and phase therein
KR100460358B1 (ko) * 1996-05-09 2005-02-03 코닌클리케 필립스 일렉트로닉스 엔.브이. 수신기,복조기,및복조방법
US6169925B1 (en) 1999-04-30 2001-01-02 Medtronic, Inc. Telemetry system for implantable medical devices
US6240317B1 (en) 1999-04-30 2001-05-29 Medtronic, Inc. Telemetry system for implantable medical devices
US6167312A (en) * 1999-04-30 2000-12-26 Medtronic, Inc. Telemetry system for implantable medical devices
CA2281236C (en) 1999-09-01 2010-02-09 Tajinder Manku Direct conversion rf schemes using a virtually generated local oscillator
NL1016172C2 (nl) * 2000-09-13 2002-03-15 Johan Van Der Werff Een stelsel van geluidstransducenten met regelbare richteigenschappen.
TW557623B (en) * 2001-11-28 2003-10-11 Ind Tech Res Inst Integrated demodulator for single-phase input frequency modulation signal
US8237603B2 (en) * 2010-01-29 2012-08-07 Infineon Technologies Ag Receiver test circuits, systems and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053389A (fi) *
CH431610A (it) * 1964-04-07 1967-03-15 Sits Soc It Telecom Siemens Disposizione di circuiti per ridurre la distorsione propria di un demodulatore di onde modulate in frequenza per trasmissioni telegrafische e di dati
DE1190495B (de) * 1964-05-29 1965-04-08 Telefunken Patent Schaltungsanordnung zur Demodulation frequenzumgetasteter Telegraphienachrichten
GB1172977A (en) * 1965-11-23 1969-12-03 Plessey Co Ltd Improvements in or relating to Demodulation Systems
US3748590A (en) * 1972-04-14 1973-07-24 Singer Co Sine cosine frequency tracker
GB1530602A (en) * 1975-10-14 1978-11-01 Standard Telephones Cables Ltd Demodulator for fm signals
GB1517121A (en) * 1977-01-13 1978-07-12 Standard Telephones Cables Ltd Radio receiver for fsk signals
NL7705552A (nl) * 1977-05-20 1978-11-22 Philips Nv Quadratuurtranspositietrap.
GB2106359B (en) * 1981-09-24 1985-07-03 Standard Telephones Cables Ltd Direct conversion radio receiver for fm signals

Also Published As

Publication number Publication date
ES533428A0 (es) 1985-09-01
NO842659L (no) 1985-01-15
KR850000840A (ko) 1985-03-09
ES8507747A1 (es) 1985-09-01
AU561962B2 (en) 1987-05-21
GB2143386B (en) 1987-01-14
CA1239449A (en) 1988-07-19
PT78803B (en) 1986-07-15
DK346084D0 (da) 1984-07-13
EP0151334A2 (en) 1985-08-14
FI842044A (fi) 1985-01-15
PT78803A (en) 1984-07-01
SG92987G (en) 1989-05-26
NZ208270A (en) 1988-03-30
EP0151334A3 (en) 1986-11-20
ZA845021B (en) 1985-03-27
US4618967A (en) 1986-10-21
GB2143386A (en) 1985-02-06
GB8319101D0 (en) 1983-08-17
HK18688A (en) 1988-03-18
JPS6039962A (ja) 1985-03-02
AU3050584A (en) 1985-01-17
DK346084A (da) 1985-01-15

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: STANDARD TELEPHONES AND CABLES AND PUBLI