IT1202746B - Impianto di trasmissione di segnali di pilota - Google Patents

Impianto di trasmissione di segnali di pilota

Info

Publication number
IT1202746B
IT1202746B IT23802/78A IT2380278A IT1202746B IT 1202746 B IT1202746 B IT 1202746B IT 23802/78 A IT23802/78 A IT 23802/78A IT 2380278 A IT2380278 A IT 2380278A IT 1202746 B IT1202746 B IT 1202746B
Authority
IT
Italy
Prior art keywords
transmission system
pilot signals
signals transmission
pilot
transmission
Prior art date
Application number
IT23802/78A
Other languages
English (en)
Other versions
IT7823802A0 (it
Original Assignee
Nec Corp
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
Priority claimed from JP6194077A external-priority patent/JPS5412205A/ja
Priority claimed from JP6860277A external-priority patent/JPS5412212A/ja
Application filed by Nec Corp filed Critical Nec Corp
Publication of IT7823802A0 publication Critical patent/IT7823802A0/it
Application granted granted Critical
Publication of IT1202746B publication Critical patent/IT1202746B/it

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
    • H04B1/60—Supervising unattended repeaters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radio Relay Systems (AREA)
IT23802/78A 1977-05-26 1978-05-25 Impianto di trasmissione di segnali di pilota IT1202746B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6194077A JPS5412205A (en) 1977-05-26 1977-05-26 Pilot-signal transmission system
JP6860277A JPS5412212A (en) 1977-06-09 1977-06-09 Pilot-signal relaying system

Publications (2)

Publication Number Publication Date
IT7823802A0 IT7823802A0 (it) 1978-05-25
IT1202746B true IT1202746B (it) 1989-02-09

Family

ID=26403031

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23802/78A IT1202746B (it) 1977-05-26 1978-05-25 Impianto di trasmissione di segnali di pilota

Country Status (4)

Country Link
US (1) US4197496A (it)
BR (1) BR7803316A (it)
IT (1) IT1202746B (it)
MX (1) MX144542A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4912773A (en) * 1982-09-21 1990-03-27 General Electric Company Communications system utilizing a pilot signal and a modulated signal
US4479245A (en) * 1982-12-21 1984-10-23 Motorola, Inc. Same frequency repeater for a multiple repeater system
JPS60103832A (ja) * 1983-11-11 1985-06-08 Fujitsu Ltd デジタル無線中継方法
JPS60107936A (ja) * 1983-11-16 1985-06-13 Fujitsu Ltd デイジタル無線中継装置
DE3939484C2 (de) * 1989-11-29 1996-09-26 Burkhard Wehrmeyer Verfahren zum Erzeugen eines von Werbetonsignalen unterbrochenen Unterhaltungstonsignales und Vorrichtung zur Durchführung des Verfahrens
JPH06268574A (ja) * 1993-03-11 1994-09-22 Hitachi Ltd セルラ移動通信システム
US5526343A (en) * 1994-01-19 1996-06-11 Fujitsu Limited Auxiliary service channel signal transmission system
US5712897A (en) * 1995-12-27 1998-01-27 Nynex Science & Technology Fault detection in broadband cable systems
US7020226B1 (en) * 2002-04-04 2006-03-28 Nortel Networks Limited I/Q distortion compensation for the reception of OFDM signals
US8144878B2 (en) 2006-03-06 2012-03-27 Mediatek Inc. FM receiver and pilot detector thereof, and method for determining a type of a processed signal
US20080026441A1 (en) * 2006-07-26 2008-01-31 Diane Fournier Production of probiotic bacteria using maple sap
KR100890634B1 (ko) * 2006-12-06 2009-03-27 한국전자통신연구원 시분할 이중화 방식의 ｒｆ 중계 장치 및 그 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892930A (en) * 1955-01-10 1959-06-30 Motorola Inc Communication system
BE662030A (it) * 1964-05-04 1965-10-05
NL151596B (nl) * 1964-10-06 1976-11-15 Philips Nv Communicatiestelsel voor de tweedraadsoverdracht van signalen tussen een beginpost en een eindpost over een transmissieleiding.
SE361802B (it) * 1973-01-31 1973-11-12 Ericsson Telefon Ab L M

Also Published As

Publication number Publication date
IT7823802A0 (it) 1978-05-25
US4197496A (en) 1980-04-08
BR7803316A (pt) 1978-12-19
MX144542A (es) 1981-10-23

Similar Documents

Publication Publication Date Title
FR2400779B1 (fr) Systeme de transmission
NL7810701A (nl) Signaaltransmissiestelsel.
NL7806281A (nl) Transmissiebesturingsstelsel.
SE7806394L (sv) Veljarsystem
FR2392712B1 (fr) Systeme extracteur-melangeur
NO780118L (no) Data-transmisjonssystem for borehull
SE7804475L (sv) Hydraulisk transmission
GB2011577B (en) Transmission systems
IT1099018B (it) Trasmissione bloccata
SE7810439L (sv) Kommunikationssystem
SE7804577L (sv) Kommunikationsanleggning
BE863067A (nl) Bypass - doorspoelsysteem
SE7804313L (sv) Transmission
NL7807959A (nl) Automatische aansluiting van twee leidingen.
TR20342A (tr) Traktoer transmisyonu
FR2400647B1 (fr) Transmission hydromecanique
BR7804288A (pt) Sistema de transmissao de pedido
FR2404353B1 (fr) Systeme de transmission numerique
IT1202746B (it) Impianto di trasmissione di segnali di pilota
NL7806930A (nl) Transmissiestelsel.
IT1113847B (it) Sistema di trasmissione di segnali digitali
AU518444B2 (en) Signal transmission system
PL208438A1 (pl) System lacznosci
BE869004A (fr) Systeme de dereverberation
AT356182B (de) Mehrkanaliges nf-uebertragungssystem

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970527