FR2666710B1 - Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants. - Google Patents

Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants.

Info

Publication number
FR2666710B1
FR2666710B1 FR9011192A FR9011192A FR2666710B1 FR 2666710 B1 FR2666710 B1 FR 2666710B1 FR 9011192 A FR9011192 A FR 9011192A FR 9011192 A FR9011192 A FR 9011192A FR 2666710 B1 FR2666710 B1 FR 2666710B1
Authority
FR
France
Prior art keywords
channels
delayed
digital signal
signal transmission
transmission system
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
FR9011192A
Other languages
English (en)
Other versions
FR2666710A1 (fr
Inventor
Daniel Pommier
Floch Bernard Le
Damien Castelain
Jean Christophe Rault
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.)
Telediffusion de France ets Public de Diffusion
Original Assignee
Telediffusion de France ets Public de Diffusion
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 Telediffusion de France ets Public de Diffusion filed Critical Telediffusion de France ets Public de Diffusion
Priority to FR9011192A priority Critical patent/FR2666710B1/fr
Publication of FR2666710A1 publication Critical patent/FR2666710A1/fr
Application granted granted Critical
Publication of FR2666710B1 publication Critical patent/FR2666710B1/fr
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
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0894—Space-time diversity using different delays between antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity 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
    • H04B7/0842—Weighted combining
    • H04B7/0865—Independent weighting, i.e. weights based on own antenna reception parameters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
FR9011192A 1990-09-06 1990-09-06 Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants. Expired - Lifetime FR2666710B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9011192A FR2666710B1 (fr) 1990-09-06 1990-09-06 Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9011192A FR2666710B1 (fr) 1990-09-06 1990-09-06 Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants.

Publications (2)

Publication Number Publication Date
FR2666710A1 FR2666710A1 (fr) 1992-03-13
FR2666710B1 true FR2666710B1 (fr) 1994-05-06

Family

ID=9400209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9011192A Expired - Lifetime FR2666710B1 (fr) 1990-09-06 1990-09-06 Systeme de transmission de signaux numeriques mettant en óoeuvre plusieurs voies, a retard sur au moins une des voies, et dispositifs de reception et d'emission correspondants.

Country Status (1)

Country Link
FR (1) FR2666710B1 (fr)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1433590A (en) * 1966-10-13 1976-04-28 Cit Alcatel Arrangement for the signal-to-noise ratio of the signals picked up by aerials comprising a plurality of elements

Also Published As

Publication number Publication date
FR2666710A1 (fr) 1992-03-13

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address
CD Change of name or company name
TP Transmission of property
TQ Partial transmission of property