DE3381339D1 - Kreuzpolarisationsentzerrer zur anwendung in einem digitalen funkverbindungsempfaenger. - Google Patents

Kreuzpolarisationsentzerrer zur anwendung in einem digitalen funkverbindungsempfaenger.

Info

Publication number
DE3381339D1
DE3381339D1 DE8383112848T DE3381339T DE3381339D1 DE 3381339 D1 DE3381339 D1 DE 3381339D1 DE 8383112848 T DE8383112848 T DE 8383112848T DE 3381339 T DE3381339 T DE 3381339T DE 3381339 D1 DE3381339 D1 DE 3381339D1
Authority
DE
Germany
Prior art keywords
cross
digital radio
radio connection
connection receiver
polarization equalizer
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8383112848T
Other languages
English (en)
Inventor
Masato Tahara
Toshihiko Ryu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
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 JP22346682A external-priority patent/JPS59112739A/ja
Priority claimed from JP1314183A external-priority patent/JPS59139739A/ja
Priority claimed from JP13412183A external-priority patent/JPS6025339A/ja
Priority claimed from JP19186983A external-priority patent/JPS6083443A/ja
Application filed by NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE3381339D1 publication Critical patent/DE3381339D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/002—Reducing depolarization effects
DE8383112848T 1982-12-20 1983-12-20 Kreuzpolarisationsentzerrer zur anwendung in einem digitalen funkverbindungsempfaenger. Expired - Lifetime DE3381339D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP22346682A JPS59112739A (ja) 1982-12-20 1982-12-20 交差偏波干渉除去回路
JP1314183A JPS59139739A (ja) 1983-01-29 1983-01-29 交差偏波干渉除去回路
JP13412183A JPS6025339A (ja) 1983-07-22 1983-07-22 交差偏波干渉除去回路
JP19186983A JPS6083443A (ja) 1983-10-14 1983-10-14 交差偏波干渉除去回路

Publications (1)

Publication Number Publication Date
DE3381339D1 true DE3381339D1 (de) 1990-04-19

Family

ID=27455939

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383112848T Expired - Lifetime DE3381339D1 (de) 1982-12-20 1983-12-20 Kreuzpolarisationsentzerrer zur anwendung in einem digitalen funkverbindungsempfaenger.

Country Status (4)

Country Link
US (1) US4575862A (de)
EP (1) EP0111931B1 (de)
CA (1) CA1215430A (de)
DE (1) DE3381339D1 (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4688235A (en) * 1984-11-30 1987-08-18 Nec Corporation Cross-polarization interference canceller
DE3770989D1 (de) * 1986-05-06 1991-08-01 Siemens Ag Adaptiver depolarisations-interferenz-kompensator.
NL190886C (nl) * 1986-05-19 1994-10-03 Nippon Telegraph & Telephone Digitaal signaaldemodulatiesysteem.
JPS63272238A (ja) * 1987-04-30 1988-11-09 Nec Corp 復調装置
JPS6477235A (en) * 1987-09-18 1989-03-23 Fujitsu Ltd Compensating device for interference between cross-polarized waves
CA1338153C (en) * 1987-11-10 1996-03-12 Yoshihiro Nozue Interference canceller
CA2022050C (en) * 1989-07-27 1993-03-23 Toru Matsuura Cross-polarization interference cancellation system capable of stably carrying out operation
EP0418781B1 (de) * 1989-09-18 1995-12-13 Nec Corporation Übertragungssystem mit Doppelpolarisation
US5157697A (en) * 1991-03-21 1992-10-20 Novatel Communications, Ltd. Receiver employing correlation technique for canceling cross-talk between in-phase and quadrature channels prior to decoding
FI99167C (fi) * 1991-07-01 1997-10-10 Nokia Telecommunications Oy Menetelmä ja laite dynamiikka-alueen laajentamiseksi suuntakytkimen avulla tapahtuvissa mittauksissa
US5680418A (en) * 1994-11-28 1997-10-21 Ericsson, Inc. Removing low frequency interference in a digital FM receiver
DE69525455T2 (de) * 1995-11-30 2002-08-29 Loral Aerospace Corp Adaptiver Kreuzpolarisationsentzerrer
US6714775B1 (en) 2000-02-24 2004-03-30 Veridian Engineering, Inc. Interference canceller
KR20000058750A (ko) * 2000-06-27 2000-10-05 이병섭 부트스트랩 구조를 갖는 적응형 직교 편파 간섭 제거장치
US7162302B2 (en) * 2002-03-04 2007-01-09 Nanoset Llc Magnetically shielded assembly
US7091412B2 (en) * 2002-03-04 2006-08-15 Nanoset, Llc Magnetically shielded assembly
US7046753B2 (en) * 2004-06-29 2006-05-16 Provigent Ltd. Interference canceller with fast phase adaptation
US7613260B2 (en) * 2005-11-21 2009-11-03 Provigent Ltd Modem control using cross-polarization interference estimation
US7796708B2 (en) * 2006-03-29 2010-09-14 Provigent Ltd. Adaptive receiver loops with weighted decision-directed error
US7643512B2 (en) 2006-06-29 2010-01-05 Provigent Ltd. Cascaded links with adaptive coding and modulation
US7839952B2 (en) * 2006-12-05 2010-11-23 Provigent Ltd Data rate coordination in protected variable-rate links
US7720136B2 (en) 2006-12-26 2010-05-18 Provigent Ltd Adaptive coding and modulation based on link performance prediction
US8315574B2 (en) 2007-04-13 2012-11-20 Broadcom Corporation Management of variable-rate communication links
US7821938B2 (en) * 2007-04-20 2010-10-26 Provigent Ltd. Adaptive coding and modulation for synchronous connections
US8045660B1 (en) 2007-05-23 2011-10-25 Hypres, Inc. Wideband digital spectrometer
US8001445B2 (en) * 2007-08-13 2011-08-16 Provigent Ltd. Protected communication link with improved protection indication
US8040985B2 (en) 2007-10-09 2011-10-18 Provigent Ltd Decoding of forward error correction codes in the presence of phase noise
WO2010011500A1 (en) * 2008-07-25 2010-01-28 Smith International, Inc. Pdc bit having split blades
US9628250B2 (en) 2009-08-05 2017-04-18 Spatial Digital Systems, Inc. Advanced beam-forming technology with cross-polarization cancellation schemes
US9219550B2 (en) * 2011-06-23 2015-12-22 Infinera Corporation Forward carrier recovery using forward error correction (FEC) feedback
FR3047139B1 (fr) 2016-01-27 2019-06-21 Zodiac Data Systems Recepteur de communication radio annulant la polarisation croisee d'un signal recu

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112370A (en) * 1976-08-06 1978-09-05 Signatron, Inc. Digital communications receiver for dual input signal
US4220923A (en) * 1978-03-29 1980-09-02 Harris Corporation Adaptive interference reduction system for crosstalk cancellation in a dual polarization system
US4321705A (en) * 1979-03-02 1982-03-23 Nippon Electronics Co., Ltd. Digital equalizer for a cross-polarization receiver
US4367555A (en) * 1979-07-24 1983-01-04 Nippon Electric Co., Ltd. Digital equalizer for a cross-polarization receiver
US4328585A (en) * 1980-04-02 1982-05-04 Signatron, Inc. Fast adapting fading channel equalizer

Also Published As

Publication number Publication date
CA1215430A (en) 1986-12-16
EP0111931A3 (en) 1987-05-13
US4575862A (en) 1986-03-11
EP0111931A2 (de) 1984-06-27
EP0111931B1 (de) 1990-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition