FR2567701B3 - Attenuateur a commande numerique, notamment pour combineur de reception - Google Patents

Attenuateur a commande numerique, notamment pour combineur de reception

Info

Publication number
FR2567701B3
FR2567701B3 FR8410959A FR8410959A FR2567701B3 FR 2567701 B3 FR2567701 B3 FR 2567701B3 FR 8410959 A FR8410959 A FR 8410959A FR 8410959 A FR8410959 A FR 8410959A FR 2567701 B3 FR2567701 B3 FR 2567701B3
Authority
FR
France
Prior art keywords
numerically controlled
controlled attenuator
receiving combiner
combiner
receiving
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
Application number
FR8410959A
Other languages
English (en)
Other versions
FR2567701A1 (fr
Inventor
Guy Lelandais
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.)
EBL
Original Assignee
EBL
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 EBL filed Critical EBL
Priority to FR8410959A priority Critical patent/FR2567701B3/fr
Publication of FR2567701A1 publication Critical patent/FR2567701A1/fr
Application granted granted Critical
Publication of FR2567701B3 publication Critical patent/FR2567701B3/fr
Expired 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
    • H04B7/0837—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/001—Digital control of analog signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Networks Using Active Elements (AREA)
FR8410959A 1984-07-10 1984-07-10 Attenuateur a commande numerique, notamment pour combineur de reception Expired FR2567701B3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8410959A FR2567701B3 (fr) 1984-07-10 1984-07-10 Attenuateur a commande numerique, notamment pour combineur de reception

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8410959A FR2567701B3 (fr) 1984-07-10 1984-07-10 Attenuateur a commande numerique, notamment pour combineur de reception

Publications (2)

Publication Number Publication Date
FR2567701A1 FR2567701A1 (fr) 1986-01-17
FR2567701B3 true FR2567701B3 (fr) 1986-12-12

Family

ID=9305982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8410959A Expired FR2567701B3 (fr) 1984-07-10 1984-07-10 Attenuateur a commande numerique, notamment pour combineur de reception

Country Status (1)

Country Link
FR (1) FR2567701B3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI83576C (fi) * 1989-02-10 1991-07-25 Nokia Mobira Oy Foerfarande och kopplingsarrangemang foer reglering av ljudstyrkan vid en mobiltelefon.

Also Published As

Publication number Publication date
FR2567701A1 (fr) 1986-01-17

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Legal Events

Date Code Title Description
ST Notification of lapse