BE878073A - PROCESS FOR SURELY RECOGNITION OF SINUSOIDAL ACOUSTIC FREQUENCY SIGNALS - Google Patents

PROCESS FOR SURELY RECOGNITION OF SINUSOIDAL ACOUSTIC FREQUENCY SIGNALS

Info

Publication number
BE878073A
BE878073A BE0/196598A BE196598A BE878073A BE 878073 A BE878073 A BE 878073A BE 0/196598 A BE0/196598 A BE 0/196598A BE 196598 A BE196598 A BE 196598A BE 878073 A BE878073 A BE 878073A
Authority
BE
Belgium
Prior art keywords
emi
recognition
surely
frequency signals
acoustic frequency
Prior art date
Application number
BE0/196598A
Other languages
French (fr)
Original Assignee
Telefonbau & Normalzeit Gmbh
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 Telefonbau & Normalzeit Gmbh filed Critical Telefonbau & Normalzeit Gmbh
Publication of BE878073A publication Critical patent/BE878073A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/446—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using one signalling frequency

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
  • Machine Translation (AREA)
  • Semiconductor Integrated Circuits (AREA)

Description

       

   <EMI ID=1.1>   <EMI ID=2.1> 

  
 <EMI ID=3.1> 

  
 <EMI ID=4.1> 

  
 <EMI ID=5.1>   <EMI ID=6.1>  aussi bien pour les unités fonctionnelles connues  travaillent avec une boucle de verrouillage de phase 

  
 <EMI ID=7.1>  

  
 <EMI ID=8.1>  <EMI ID=9.1> 

  
autant 'que possible inchangées pour chaque Sauteur 'de: 

  
 <EMI ID=10.1> 

  
gaaiac perças. 

  
 <EMI ID=11.1> 

  
 <EMI ID=12.1> 

  
 <EMI ID=13.1> 

  
passe pale plusieurs étages fonctionnels, 

  
 <EMI ID=14.1>  

  
 <EMI ID=15.1> 
-tien univoque de la position dans la,, bande de fréquences <EMI ID=16.1>  <EMI ID=17.1> 

  
 <EMI ID=18.1> 

  
nécessaire pour la formation de la courbe et pour soir 

  
évaluation-... 

  
 <EMI ID=19.1> 

  
 <EMI ID=20.1> 

  
 <EMI ID=21.1> 

  
 <EMI ID=22.1> 

  
 <EMI ID=23.1>  ., fréquence: médiane, il diminue de manière correspondant^ <EMI ID=24.1> 

  
 <EMI ID=25.1> 

  
 <EMI ID=26.1> 

  
hauteur de niveau des valeurs limites de la bande passasse <EMI ID=27.1>  <EMI ID=28.1> 

  
 <EMI ID=29.1> 

  
 <EMI ID=30.1> 

  
 <EMI ID=31.1> 

  
 <EMI ID=32.1> 

  
 <EMI ID=33.1> 

  
 <EMI ID=34.1>   <EMI ID=35.1>  <EMI ID=36.1> 

  
 <EMI ID=37.1> 

  
au signal de tension continue- G4, arrivant avec le niveau

  
 <EMI ID=38.1> 

  
lion eu. critère de reconnaissance. La- hauteur de ce niveau 

  
 <EMI ID=39.1> 

  
 <EMI ID=40.1> 

  
 <EMI ID=41.1> 

  
 <EMI ID=42.1> 

  
 <EMI ID=43.1> 

  
 <EMI ID=44.1> 

  
 <EMI ID=45.1> 

  
 <EMI ID=46.1>  

  
pression de la -.reconnaissance est donnée : par-le critère <EMI ID=47.1>  <EMI ID=48.1> 

  
 <EMI ID=49.1> 

  
 <EMI ID=50.1> 

  
 <EMI ID=51.1> 

  
 <EMI ID=52.1> 
- liste pourra envisager, des mesures appropriées classiques <EMI ID=53.1> 



   <EMI ID = 1.1> <EMI ID = 2.1>

  
 <EMI ID = 3.1>

  
 <EMI ID = 4.1>

  
 <EMI ID = 5.1> <EMI ID = 6.1> both for known functional units work with a phase locked loop

  
 <EMI ID = 7.1>

  
 <EMI ID = 8.1> <EMI ID = 9.1>

  
as much 'as possible unchanged for each Jumper' of:

  
 <EMI ID = 10.1>

  
gaaiac perceived.

  
 <EMI ID = 11.1>

  
 <EMI ID = 12.1>

  
 <EMI ID = 13.1>

  
blade pass several functional stages,

  
 <EMI ID = 14.1>

  
 <EMI ID = 15.1>
- unambiguous hold of the position in the, frequency band <EMI ID = 16.1> <EMI ID = 17.1>

  
 <EMI ID = 18.1>

  
necessary for the formation of the curve and for evening

  
Evaluation-...

  
 <EMI ID = 19.1>

  
 <EMI ID = 20.1>

  
 <EMI ID = 21.1>

  
 <EMI ID = 22.1>

  
 <EMI ID = 23.1>., Frequency: median, correspondingly decreases ^ <EMI ID = 24.1>

  
 <EMI ID = 25.1>

  
 <EMI ID = 26.1>

  
bandwidth limit values level height <EMI ID = 27.1> <EMI ID = 28.1>

  
 <EMI ID = 29.1>

  
 <EMI ID = 30.1>

  
 <EMI ID = 31.1>

  
 <EMI ID = 32.1>

  
 <EMI ID = 33.1>

  
 <EMI ID = 34.1> <EMI ID = 35.1> <EMI ID = 36.1>

  
 <EMI ID = 37.1>

  
to the DC voltage signal - G4, arriving with the level

  
 <EMI ID = 38.1>

  
lion had. recognition criterion. The height of this level

  
 <EMI ID = 39.1>

  
 <EMI ID = 40.1>

  
 <EMI ID = 41.1>

  
 <EMI ID = 42.1>

  
 <EMI ID = 43.1>

  
 <EMI ID = 44.1>

  
 <EMI ID = 45.1>

  
 <EMI ID = 46.1>

  
pressure of the recognition is given: by the criterion <EMI ID = 47.1> <EMI ID = 48.1>

  
 <EMI ID = 49.1>

  
 <EMI ID = 50.1>

  
 <EMI ID = 51.1>

  
 <EMI ID = 52.1>
- list may consider appropriate conventional measures <EMI ID = 53.1>

Claims (1)

<EMI ID=54.1> <EMI ID = 54.1> "<&#65533;&#65533;1;.&#65533;&#65533;&#65533;'&#65533;rl:&#65533;lr&#65533;[yen]&#65533;&#65533;&#65533;h&#65533;&#65533;&#65533;&#65533;&#65533;: isolé :dudit signal de référence (23),. par l'intermédiaire <EMI ID=55.1> "<&#65533; &#65533;1;. &#65533; &#65533; &#65533; '&#65533; rl: &#65533; lr &#65533; [yen] &#65533; &#65533; &#65533; h &#65533; &#65533; &#65533; &#65533; &#65533;: isolated: from said reference signal (23) ,. via <EMI ID = 55.1> <EMI ID=56.1> <EMI ID = 56.1>
BE0/196598A 1978-08-05 1979-08-03 PROCESS FOR SURELY RECOGNITION OF SINUSOIDAL ACOUSTIC FREQUENCY SIGNALS BE878073A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2834405 1978-08-05

Publications (1)

Publication Number Publication Date
BE878073A true BE878073A (en) 1979-12-03

Family

ID=6046323

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/196598A BE878073A (en) 1978-08-05 1979-08-03 PROCESS FOR SURELY RECOGNITION OF SINUSOIDAL ACOUSTIC FREQUENCY SIGNALS

Country Status (4)

Country Link
AT (1) AT370578B (en)
BE (1) BE878073A (en)
ES (1) ES483114A1 (en)
IT (1) IT1117427B (en)

Also Published As

Publication number Publication date
ATA759178A (en) 1982-08-15
IT1117427B (en) 1986-02-17
IT7949912A0 (en) 1979-07-31
ES483114A1 (en) 1980-04-16
AT370578B (en) 1983-04-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: TELEFONBAU UND NORMALZEIT G.M.B.H.

Effective date: 19840803