DEVICE TO SYNCHRONISE RECEIVING DEVICES BY CARRIER AND CLOCK FREQUENCIES IN SYSTEMS WITH CODE DIVISION OF CHANNELS UNDER HIGH INSTABILITY OF FREQUENCIES IN COMMUNICATION CHANNEL Russian patent published in 2012 - IPC H04B1/10 

Abstract RU 2450446 C1

FIELD: radio engineering.

SUBSTANCE: device comprises a controlled generator, a control element, two mixers, three low-pass filters, a phase detector filter, a phase detector, a reference generator, two bandpass filters, two analogue-digital converters, a digital-to-analogue converter, two correlators, a digital processing device, a frequency discriminator, a comparator, a summator by module two, a generator of pseudorandom sequence, a controlled clock-pulse generator, five multipliers, a filter of a loop to track PSP delay and a summator.

EFFECT: invention provides for synchronisation of a receiver by carrier and clock-pulse frequencies of a transmitter in multichannel communications systems with a code-time division of channels operating under conditions of higher frequency detunes of received signals and rigid limitations of power generation.

3 dwg

Similar patents RU2450446C1

Title Year Author Number
APPARATUS FOR SYNCHRONISING CARRIER AND REFERENCE FREQUENCY IN COMMUNICATION CHANNEL WITH CONSIDERABLE FREQUENCY INSTABILITIES AND ENERGY CONSTRAINTS 2010
  • Moiseev Vasilij Fedorovich
  • Savel'Eva Marina Viktorovna
  • Sivov Viktor Andreevich
RU2451408C2
METHOD AND DEVICE FOR REFERENCE SIGNAL GENERATION BY COMPUTERS IN SYSTEMS OF FREQUENCY AND PHASE SYNCHRONISATION OF BROADBAND COMMUNICATION SYSTEMS 2013
  • Solov'Ev Jurij Aleksandrovich
  • Sergienko Aleksandr Ivanovich
  • Sitnikov Aleksandr Sergeevich
  • Tjutjunnikov Maksim Anatol'Evich
RU2535198C1
DEMODULATOR OF PHASE-MANIPULATED SIGNALS 2008
  • Brekhov Jurij Veniaminovich
  • Domshchikov Aleksandr Vladimirovich
RU2393641C1
DIGITAL RECEIVER OF SATELLITE NAVIGATION 1995
  • Bakit'Ko R.V.
  • Pol'Shchikov V.P.
RU2090902C1
APPARATUS FOR INITIAL SYNCHRONISATION IN CODE-TIME MULTIPLEXED NETWORKS 2008
  • Sivov Viktor Andreevich
  • Moiseev Vasilij Fedorovich
  • Savel'Eva Marina Viktorovna
RU2416168C2
BROADBAND SIGNAL SEARCH DEVICE 1980
  • Kolesnichenko Galina Dmitrievna
  • Chugaeva Valentina Ivanovna
  • Strunskaja-Zlenko Larisa Valer'Evna
  • Kozlenko Nikolaj Ivanovich
SU1840288A1
METHOD AND DEVICE FOR TIME-AND-FREQUENCY SYNCHRONIZATION OF COMMUNICATION SYSTEM 2003
  • Borisov V.I.
  • Garmonov A.V.
  • Manelis V.B.
  • Sergienko A.I.
  • Savinkov A.Ju.
  • Filin S.A.
  • Kajukov I.V.
RU2235429C1
DEVICE FOR RESTORING CARRIER FREQUENCY 0
  • Danielyan Stanislav Artashesovich
  • Super Yurij Moiseevich
SU720665A1
INCOHERENT PSEUDORANDOM SIGNAL DETECTOR AT FREQUENCY FLUCTUATIONS IN COMMUNICATION CHANNEL 2007
  • Sivov Viktor Andreevich
  • Moiseev Vasilij Fedorovich
  • Savel'Eva Marina Viktorovna
RU2345481C1
COHERENT RECEIVER OF MODULATED SIGNALS WITH A SHIFT OF MULTI-CHANNEL COMMUNICATION SYSTEM (OQPSK) WITH CODE SEPARATION OF CHANNELS 2003
  • Moiseev V.F.
  • Sivov V.A.
  • Savel'Eva M.V.
RU2254679C1

RU 2 450 446 C1

Authors

Moiseev Vasilij Fedorovich

Savel'Eva Marina Viktorovna

Sivov Viktor Andreevich

Dates

2012-05-10Published

2011-01-19Filed