BR8505936A - Circuito em anel de reacao de fase ssincrona e receptor-am sincrono de misturamento direto - Google Patents

Circuito em anel de reacao de fase ssincrona e receptor-am sincrono de misturamento direto

Info

Publication number
BR8505936A
BR8505936A BR8505936A BR8505936A BR8505936A BR 8505936 A BR8505936 A BR 8505936A BR 8505936 A BR8505936 A BR 8505936A BR 8505936 A BR8505936 A BR 8505936A BR 8505936 A BR8505936 A BR 8505936A
Authority
BR
Brazil
Prior art keywords
synchronous
receiver
phase reaction
ring circuit
direct mixing
Prior art date
Application number
BR8505936A
Other languages
English (en)
Inventor
Wolfdietrich Geor Kasperkovitz
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BR8505936A publication Critical patent/BR8505936A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • 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
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • 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
    • H03D1/2281—Homodyne or synchrodyne circuits using a phase locked loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
BR8505936A 1984-11-30 1985-11-27 Circuito em anel de reacao de fase ssincrona e receptor-am sincrono de misturamento direto BR8505936A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8403648A NL8403648A (nl) 1984-11-30 1984-11-30 Fasegesleutelde lus in het bijzonder voor toepassing in een direktmengende am-synchroonontvanger.

Publications (1)

Publication Number Publication Date
BR8505936A true BR8505936A (pt) 1986-08-19

Family

ID=19844841

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8505936A BR8505936A (pt) 1984-11-30 1985-11-27 Circuito em anel de reacao de fase ssincrona e receptor-am sincrono de misturamento direto

Country Status (10)

Country Link
US (1) US4631499A (pt)
EP (1) EP0184873B1 (pt)
JP (1) JPH0628338B2 (pt)
KR (1) KR930008432B1 (pt)
CN (1) CN1003834B (pt)
BR (1) BR8505936A (pt)
DE (1) DE3574212D1 (pt)
HK (1) HK88291A (pt)
NL (1) NL8403648A (pt)
SG (1) SG86090G (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8500675A (nl) * 1985-03-11 1986-10-01 Philips Nv Am-ontvanger.
NL8602819A (nl) * 1986-11-07 1988-06-01 Philips Nv Direktmengende synchroonontvanger.
NL8802868A (nl) * 1988-11-21 1990-06-18 Stichting Tech Wetenschapp Fasevergrendelde lus met lusversterking - en nulpuntscompensatie.
NL8802917A (nl) * 1988-11-28 1990-06-18 Philips Nv Direktmengende am-synchroonontvanger.
DE4125995A1 (de) * 1991-06-08 1992-12-10 Licentia Gmbh Empfaengeranordnung
TW227638B (pt) * 1991-07-15 1994-08-01 Philips Nv
JPH0621877U (ja) * 1992-04-02 1994-03-22 村田機械株式会社 ロボットハンド
US5461340A (en) * 1993-09-11 1995-10-24 Robert Bosch Gmbh Amplitude demodulator for radio receivers to compensate for field strength influence
JP3281466B2 (ja) * 1993-11-10 2002-05-13 ローム株式会社 Ｆｍ受信機
CA2363377C (en) * 2000-11-21 2005-09-27 Research In Motion Limited System and method for inverting automatic frequency control (afc)
US6952580B2 (en) * 2000-12-12 2005-10-04 The Directv Group, Inc. Multiple link internet protocol mobile communications system and method therefor
US7181162B2 (en) 2000-12-12 2007-02-20 The Directv Group, Inc. Communication system using multiple link terminals
US7103317B2 (en) * 2000-12-12 2006-09-05 The Directv Group, Inc. Communication system using multiple link terminals for aircraft
US7809403B2 (en) 2001-01-19 2010-10-05 The Directv Group, Inc. Stratospheric platforms communication system using adaptive antennas
US7187949B2 (en) * 2001-01-19 2007-03-06 The Directv Group, Inc. Multiple basestation communication system having adaptive antennas
US8396513B2 (en) * 2001-01-19 2013-03-12 The Directv Group, Inc. Communication system for mobile users using adaptive antenna
US7068616B2 (en) * 2001-02-05 2006-06-27 The Directv Group, Inc. Multiple dynamic connectivity for satellite communications systems
US20020183033A1 (en) * 2001-04-05 2002-12-05 Sarnoff Corporation Commutating image-reject mixer
ATE417399T1 (de) * 2005-07-25 2008-12-15 Nxp Bv Empfänger für verstärkermodulierte signale
EP1913686B1 (en) * 2005-07-29 2008-12-10 Nxp B.V. Receiver for amplitude-modulated signals
DE102005042509A1 (de) * 2005-09-07 2007-03-22 Trw Automotive Gmbh Hydraulische Servolenkvorrichtung und Verfahren zur Steuerung eines Pumpenantriebsmotors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE321698B (pt) * 1964-11-10 1970-03-16 Int Standard Electric Corp
US3391341A (en) * 1965-09-23 1968-07-02 Bell Telephone Labor Inc Receiving system for suppressed carrier waves
GB1565899A (en) * 1977-12-14 1980-04-23 Philips Nv Circuit arrangemnt for receiving one of the sidebands of a double sideband signal
US4314206A (en) * 1979-12-26 1982-02-02 Motorola Inc. Noise chopper for preventing false locks in a coherent carrier recovery system
GB2077533B (en) * 1980-06-09 1984-03-28 Phase Track Ltd Demodulator
DE3240565C2 (de) * 1982-11-03 1985-12-12 Telefunken electronic GmbH, 6000 Frankfurt Direktmischender Synchronempfänger
NL8301179A (nl) * 1983-04-01 1984-11-01 Philips Nv Ontvanger voor hf-signalen voorzien van een paar parallelle signaalwegen.

Also Published As

Publication number Publication date
EP0184873A1 (en) 1986-06-18
SG86090G (en) 1991-01-04
KR930008432B1 (ko) 1993-08-31
NL8403648A (nl) 1986-06-16
JPS61133729A (ja) 1986-06-21
HK88291A (en) 1991-11-15
JPH0628338B2 (ja) 1994-04-13
KR860004515A (ko) 1986-06-23
DE3574212D1 (en) 1989-12-14
US4631499A (en) 1986-12-23
CN85109405A (zh) 1986-07-23
CN1003834B (zh) 1989-04-05
EP0184873B1 (en) 1989-11-08

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 27/11/2000