NL176624C - Diversiteitsstelsel. - Google Patents

Diversiteitsstelsel.

Info

Publication number
NL176624C
NL176624C NLAANVRAGE7903609,A NL7903609A NL176624C NL 176624 C NL176624 C NL 176624C NL 7903609 A NL7903609 A NL 7903609A NL 176624 C NL176624 C NL 176624C
Authority
NL
Netherlands
Prior art keywords
diversity system
diversity
Prior art date
Application number
NLAANVRAGE7903609,A
Other languages
English (en)
Other versions
NL176624B (nl
NL7903609A (nl
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
Priority claimed from JP53054408A external-priority patent/JPS5935221B2/ja
Priority claimed from JP11454178A external-priority patent/JPS5928304B2/ja
Application filed by Nippon Telegraph & Telephone filed Critical Nippon Telegraph & Telephone
Publication of NL7903609A publication Critical patent/NL7903609A/nl
Publication of NL176624B publication Critical patent/NL176624B/nl
Application granted granted Critical
Publication of NL176624C publication Critical patent/NL176624C/nl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842Weighted combining
    • H04B7/0865Independent weighting, i.e. weights based on own antenna reception parameters
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/02Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
NLAANVRAGE7903609,A 1978-05-10 1979-05-08 Diversiteitsstelsel. NL176624C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP53054408A JPS5935221B2 (ja) 1978-05-10 1978-05-10 ダイバ−シテイ受信方式
JP11454178A JPS5928304B2 (ja) 1978-09-20 1978-09-20 ダイバ−シテイ受信方式

Publications (3)

Publication Number Publication Date
NL7903609A NL7903609A (nl) 1979-11-13
NL176624B NL176624B (nl) 1984-12-03
NL176624C true NL176624C (nl) 1985-05-01

Family

ID=26395170

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7903609,A NL176624C (nl) 1978-05-10 1979-05-08 Diversiteitsstelsel.

Country Status (5)

Country Link
US (1) US4397036A (nl)
DE (1) DE2918269C3 (nl)
GB (1) GB2023971B (nl)
NL (1) NL176624C (nl)
SE (1) SE442934B (nl)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4498173A (en) * 1982-06-17 1985-02-05 At&T Bell Laboratories Technique for digital split-channel transmission using interpolative coders and decoders
JPS5913441A (ja) * 1982-07-14 1984-01-24 Nec Corp 干渉波消去型スペ−スダイバ−シテイ−装置
GB2161344A (en) * 1984-07-06 1986-01-08 Philips Electronic Associated Transmission of digital data
US4639914A (en) * 1984-12-06 1987-01-27 At&T Bell Laboratories Wireless PBX/LAN system with optimum combining
US4715048A (en) * 1986-05-02 1987-12-22 Canadian Patents And Development Limited Frequency offset diversity receiving system
DE3634439A1 (de) * 1986-10-09 1988-04-14 Blaupunkt Werke Gmbh Verfahren und schaltungsanordnung zum empfang von radiowellen
US4864641A (en) * 1987-02-16 1989-09-05 Mitsubishi Denki Kabushiki Kaisha Radio data transmission system
DE3836046A1 (de) * 1987-10-31 1989-05-11 Hirschmann Radiotechnik Empfangsverfahren und empfangs-antennensystem zur durchfuehrung des verfahrens
US5109392A (en) * 1989-05-11 1992-04-28 Bell Telephone Laboratories, Inc. Diversity receiver arrangement for digital signals
CH682363A5 (nl) * 1991-04-29 1993-08-31 Ascom Radiocom Ag
CA2180258C (en) * 1993-12-29 2005-02-15 Kiomars Anvari A wireless digital synchronized diversity receiver
JP3022194B2 (ja) * 1994-09-02 2000-03-15 三菱電機株式会社 ダイバーシチ受信装置
US5887037A (en) * 1996-02-27 1999-03-23 Lucent Technologies Inc. Introducing processing delay as a multiple of the time slot duration
JPH1070497A (ja) * 1996-08-27 1998-03-10 Saitama Nippon Denki Kk ダイバーシチ方式無線装置の受信信号合成方法
US6236844B1 (en) * 1998-06-23 2001-05-22 Visteon Global Technologies, Inc. Proportional diversity radio receiver system
DE19860402A1 (de) * 1998-12-28 2000-06-29 Bosch Gmbh Robert Verfahren und Schaltungsanordnung zur Demodulation eines digitalen frequenzmodulierten Signals
DE10130234A1 (de) * 2001-06-22 2003-01-02 Bosch Gmbh Robert Funkempfangssystem
JP2005130043A (ja) * 2003-10-21 2005-05-19 Pioneer Electronic Corp 受信機
DE102004002481A1 (de) * 2004-01-17 2005-08-11 Robert Bosch Gmbh Funkempfangssystem mit zwei Empfangsantennen und zwei daran angeschlossenen Empfängern
US8532019B2 (en) * 2004-10-06 2013-09-10 Broadcom Corporation Method and system for implementing a single weight (SW) single channel (SC) MIMO system
US8098683B2 (en) 2004-10-06 2012-01-17 Broadcom Corporation Method and system for implementing a single weight (SW) single channel (SC) MIMO system with no insertion loss
JP4079197B1 (ja) * 2007-02-06 2008-04-23 松下電器産業株式会社 受信装置とこれを用いた受信システム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955199A (en) * 1958-08-05 1960-10-04 Itt Radio diversity receiving system
US3348152A (en) * 1964-03-23 1967-10-17 Jr Charles R Laughlin Diversity receiving system with diversity phase-lock
FR1432581A (fr) * 1964-12-24 1966-03-25 Thomson Houston Comp Francaise Perfectionnements aux récepteurs radars monocanaux
US3462554A (en) * 1966-01-14 1969-08-19 Motorola Inc Transmission system utilizing independent diversity reception on plural sideband components
FR2076193A5 (nl) * 1970-01-06 1971-10-15 Commissariat Energie Atomique
US3755739A (en) * 1970-09-05 1973-08-28 Nippon Electric Co Data signal transmission system employing phase modulation
US4027247A (en) * 1975-11-11 1977-05-31 Bell Telephone Laboratories, Incorporated Receiver especially for use as a diversity combining receiver with channel selection capability
JPS52141113A (en) * 1976-05-19 1977-11-25 Nippon Telegr & Teleph Corp <Ntt> Transmission diversity system

Also Published As

Publication number Publication date
DE2918269B2 (de) 1980-08-28
DE2918269C3 (de) 1981-04-09
NL176624B (nl) 1984-12-03
GB2023971A (en) 1980-01-03
DE2918269A1 (de) 1979-11-22
US4397036A (en) 1983-08-02
NL7903609A (nl) 1979-11-13
GB2023971B (en) 1982-04-21
SE442934B (sv) 1986-02-03
SE7904058L (sv) 1979-11-11

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Legal Events

Date Code Title Description
A1A A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: NIPPON TELEGRAPH AND TELEPHONE CORPORATION

SNR Assignments of patents or rights arising from examined patent applications

Owner name: NIPPON TELEGRAPH AND TELEPHONE CORPORATION EN NTT

V4 Discontinued because of reaching the maximum lifetime of a patent

Free format text: 19990508