FR2979175B1 - Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence. - Google Patents

Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence.

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Publication number
FR2979175B1
FR2979175B1 FR1157362A FR1157362A FR2979175B1 FR 2979175 B1 FR2979175 B1 FR 2979175B1 FR 1157362 A FR1157362 A FR 1157362A FR 1157362 A FR1157362 A FR 1157362A FR 2979175 B1 FR2979175 B1 FR 2979175B1
Authority
FR
France
Prior art keywords
framework
improving
transmission
high frequency
digital information
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.)
Active
Application number
FR1157362A
Other languages
English (en)
Other versions
FR2979175A1 (fr
Inventor
Richard Bru
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.)
Noveltis SAS
Original Assignee
Noveltis SAS
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 Noveltis SAS filed Critical Noveltis SAS
Priority to FR1157362A priority Critical patent/FR2979175B1/fr
Publication of FR2979175A1 publication Critical patent/FR2979175A1/fr
Application granted granted Critical
Publication of FR2979175B1 publication Critical patent/FR2979175B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/22—Scatter propagation systems, e.g. ionospheric, tropospheric or meteor scatter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
FR1157362A 2011-08-16 2011-08-16 Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence. Active FR2979175B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1157362A FR2979175B1 (fr) 2011-08-16 2011-08-16 Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157362A FR2979175B1 (fr) 2011-08-16 2011-08-16 Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence.

Publications (2)

Publication Number Publication Date
FR2979175A1 FR2979175A1 (fr) 2013-02-22
FR2979175B1 true FR2979175B1 (fr) 2013-08-23

Family

ID=45350895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157362A Active FR2979175B1 (fr) 2011-08-16 2011-08-16 Dispositif permettant d'ameliorer la transmission d'informations numeriques utilisant le mode de propagation ionospherique dans le cadre de communications radio haute frequence.

Country Status (1)

Country Link
FR (1) FR2979175B1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9941950B2 (en) 2014-12-11 2018-04-10 Skywave Networks Llc Communication method and system that uses low latency/low data bandwidth and high latency/high data bandwidth pathways
US11309954B2 (en) 2017-10-04 2022-04-19 Skywave Networks Llc Technique for selecting the best frequency for transmission based on changing atmospheric conditions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6701127B1 (en) * 1999-12-16 2004-03-02 General Dynamics Decision Systems, Inc. Burst communications method and apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9941950B2 (en) 2014-12-11 2018-04-10 Skywave Networks Llc Communication method and system that uses low latency/low data bandwidth and high latency/high data bandwidth pathways
US10778323B2 (en) 2014-12-11 2020-09-15 Skywave Networks Llc Communication method and system that uses low latency/low data bandwidth and high latency/high data bandwidth pathways
US11581940B2 (en) 2014-12-11 2023-02-14 Skywave Networks Llc Communication method and system that uses low latency/low data bandwidth and high latency/high data bandwidth pathways
US11309954B2 (en) 2017-10-04 2022-04-19 Skywave Networks Llc Technique for selecting the best frequency for transmission based on changing atmospheric conditions

Also Published As

Publication number Publication date
FR2979175A1 (fr) 2013-02-22

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