IT1128860B - Sistema ricevitore di segnali numerici - Google Patents

Sistema ricevitore di segnali numerici

Info

Publication number
IT1128860B
IT1128860B IT67208/80A IT6720880A IT1128860B IT 1128860 B IT1128860 B IT 1128860B IT 67208/80 A IT67208/80 A IT 67208/80A IT 6720880 A IT6720880 A IT 6720880A IT 1128860 B IT1128860 B IT 1128860B
Authority
IT
Italy
Prior art keywords
signal receiver
receiver system
numerical signal
numerical
signal
Prior art date
Application number
IT67208/80A
Other languages
English (en)
Other versions
IT8067208A0 (it
Inventor
Horikawa Izumi
Shinji Masaaki
Original Assignee
Nippon Telegraph & Telephone
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 Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Publication of IT8067208A0 publication Critical patent/IT8067208A0/it
Application granted granted Critical
Publication of IT1128860B publication Critical patent/IT1128860B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/24—Relay circuits using discharge tubes or semiconductor devices
    • H04L25/242—Relay circuits using discharge tubes or semiconductor devices with retiming
    • 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
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
    • H04L25/063—Setting decision thresholds using feedback techniques only

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Noise Elimination (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Dc Digital Transmission (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
IT67208/80A 1979-02-13 1980-02-12 Sistema ricevitore di segnali numerici IT1128860B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP54014360A JPS5821466B2 (ja) 1979-02-13 1979-02-13 デイジタル信号受信方式

Publications (2)

Publication Number Publication Date
IT8067208A0 IT8067208A0 (it) 1980-02-12
IT1128860B true IT1128860B (it) 1986-06-04

Family

ID=11858888

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67208/80A IT1128860B (it) 1979-02-13 1980-02-12 Sistema ricevitore di segnali numerici

Country Status (7)

Country Link
US (1) US4320523A (it)
JP (1) JPS5821466B2 (it)
CA (1) CA1130866A (it)
DE (1) DE3005196C2 (it)
FR (1) FR2449373B1 (it)
GB (1) GB2041701B (it)
IT (1) IT1128860B (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549312A (en) * 1980-02-29 1985-10-22 Digital Marine Electronics Corporation Radio receiver with automatic interference and distortion compensation
DE3104138A1 (de) * 1981-02-06 1982-08-19 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Teilnehmerschaltung
AU577742B2 (en) * 1984-07-13 1988-09-29 Motorola, Inc. Cellular voice and data radiotelephone system
US4893316A (en) * 1985-04-04 1990-01-09 Motorola, Inc. Digital radio frequency receiver
US4815106A (en) * 1986-04-16 1989-03-21 Adaptive Networks, Inc. Power line communication apparatus
US5161254A (en) * 1990-12-03 1992-11-03 Novatel Communications, Ltd. Active filtering mixer
US5410750A (en) * 1992-02-24 1995-04-25 Raytheon Company Interference suppressor for a radio receiver
JP3131446B2 (ja) * 1992-02-27 2001-01-31 テレフオンアクチーボラゲツト エル エム エリクソン 移動無線電話システムの呼出し優先順位
GB2278253B (en) * 1993-05-05 1996-08-28 Marconi Gec Ltd An integrated transceiver circuit packaged component
US5448419A (en) * 1993-06-11 1995-09-05 Eastman Kodak Company Apparatus and method for anhysteretically recording from master drum to slave web
JPH09261086A (ja) * 1996-03-27 1997-10-03 Mitsubishi Electric Corp 干渉波除去装置及び干渉波除去方法
KR100241890B1 (ko) 1997-01-10 2000-03-02 윤종용 디지털 통신 시스템에서 간섭 제거 회로
US6151373A (en) * 1997-04-03 2000-11-21 At&T Corp. Weak signal resolver
US6072845A (en) * 1997-04-16 2000-06-06 The United States Of America As Represented By The Secretary Of The Navy Simplified interference suppressor
US5995849A (en) * 1997-11-26 1999-11-30 Direct Wireless Communication Corp. Direct wireless communication system and method of operation
US6690662B1 (en) * 1998-09-18 2004-02-10 Airnet Communications Corporation Method and apparatus employing wireless in-band signaling for downlink transmission of commands and uplink transmission of status for a wireless system repeater
US6665622B1 (en) * 2000-01-19 2003-12-16 Agilent Technologies, Inc. Spectral characterization method for signal spectra having spectrally-separated signal peaks
DE10008051B4 (de) * 2000-02-22 2006-09-28 Siemens Ag Betriebsverfahren für einen Magnetresonanztomographen und Magnetresonanztomograph selbst
GB2381978B (en) * 2001-11-12 2005-09-21 Thales Res Ltd Signal processing method and apparatus
CA2413714C (en) * 2001-12-07 2011-11-15 Ecole De Technologie Superieure Adjustable electronic duplexer
US7139543B2 (en) * 2002-02-01 2006-11-21 Qualcomm Incorporated Distortion reduction in a wireless communication device
AU2003213579B2 (en) * 2002-03-04 2008-11-13 Glowlink Communications Technology Detecting and measuring interference contained within a digital carrier
US20080260080A1 (en) * 2007-04-23 2008-10-23 Telefonaktiebolaget Lm Ericsson (Publ) Narrowband Interference Cancellation Method and Apparatus
JP4860735B2 (ja) * 2009-08-26 2012-01-25 アンリツ株式会社 フィルタユニット及び移動体通信端末試験システム
US9444504B1 (en) * 2015-09-04 2016-09-13 Raytheon Company Apparatus and method for selective signal cancellation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB376175A (en) * 1931-01-10 1932-07-07 Marconi Wireless Telegraph Co Improvements in or relating to radio receivers
GB1068024A (en) * 1963-02-21 1967-05-10 Plessey Uk Ltd Improvements in or relating to discrete-level pulse transmission systems
DE2059507A1 (de) * 1970-12-03 1972-06-08 Krupp Gmbh Schaltanordnung zum Bedaempfen eines breitbandigen Grundstoerpegels und ihm ueberlagerter Stoersignale
SE358531B (it) * 1972-09-12 1973-07-30 Ericsson Telefon Ab L M
US3932818A (en) * 1974-07-18 1976-01-13 Hazeltine Corporation Spectrum notcher
NL175575C (nl) * 1976-05-28 1984-11-16 Philips Nv Filter- en demodulatie-inrichting.
US4085368A (en) * 1976-08-30 1978-04-18 Bell Telephone Laboratories, Incorporated Interference canceling method and apparatus
US4123625A (en) * 1977-11-03 1978-10-31 Northern Telecom Limited Digital regenerator having improving noise immunity

Also Published As

Publication number Publication date
FR2449373A1 (fr) 1980-09-12
DE3005196A1 (de) 1980-08-14
JPS5821466B2 (ja) 1983-04-30
IT8067208A0 (it) 1980-02-12
DE3005196C2 (de) 1983-10-27
JPS55107365A (en) 1980-08-18
GB2041701A (en) 1980-09-10
CA1130866A (en) 1982-08-31
FR2449373B1 (fr) 1986-05-23
US4320523A (en) 1982-03-16
GB2041701B (en) 1983-01-26

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