FR2332670A1 - Transcodeur de voix en atmosphere d'helium - Google Patents

Transcodeur de voix en atmosphere d'helium

Info

Publication number
FR2332670A1
FR2332670A1 FR7536067A FR7536067A FR2332670A1 FR 2332670 A1 FR2332670 A1 FR 2332670A1 FR 7536067 A FR7536067 A FR 7536067A FR 7536067 A FR7536067 A FR 7536067A FR 2332670 A1 FR2332670 A1 FR 2332670A1
Authority
FR
France
Prior art keywords
channel
band
output
multiplier
pass filter
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.)
Granted
Application number
FR7536067A
Other languages
English (en)
Other versions
FR2332670B1 (fr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7536067A priority Critical patent/FR2332670A1/fr
Priority to US05/741,407 priority patent/US4079197A/en
Priority to GB48095/76A priority patent/GB1561918A/en
Publication of FR2332670A1 publication Critical patent/FR2332670A1/fr
Application granted granted Critical
Publication of FR2332670B1 publication Critical patent/FR2332670B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Quality & Reliability (AREA)
  • Computational Linguistics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
FR7536067A 1975-11-19 1975-11-19 Transcodeur de voix en atmosphere d'helium Granted FR2332670A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7536067A FR2332670A1 (fr) 1975-11-19 1975-11-19 Transcodeur de voix en atmosphere d'helium
US05/741,407 US4079197A (en) 1975-11-19 1976-11-12 Voice transcoder in helium atmosphere
GB48095/76A GB1561918A (en) 1975-11-19 1976-11-18 Voice transcoder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536067A FR2332670A1 (fr) 1975-11-19 1975-11-19 Transcodeur de voix en atmosphere d'helium

Publications (2)

Publication Number Publication Date
FR2332670A1 true FR2332670A1 (fr) 1977-06-17
FR2332670B1 FR2332670B1 (fr) 1978-04-14

Family

ID=9162879

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536067A Granted FR2332670A1 (fr) 1975-11-19 1975-11-19 Transcodeur de voix en atmosphere d'helium

Country Status (3)

Country Link
US (1) US4079197A (fr)
FR (1) FR2332670A1 (fr)
GB (1) GB1561918A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4417103A (en) * 1981-05-11 1983-11-22 The Variable Speech Control Company ("Vsc") Stereo reproduction with gapless splicing of pitch altered waveforms
US4415772A (en) * 1981-05-11 1983-11-15 The Variable Speech Control Company ("Vsc") Gapless splicing of pitch altered waveforms
AU2021232744B2 (en) 2021-04-26 2022-12-08 Nantong University Lexicon learning-based heliumspeech unscrambling method in saturation diving
CN113178207B (zh) * 2021-04-26 2021-10-08 南通大学 基于词库学习的饱和潜水氦语音解读方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1187536A (en) * 1968-08-28 1970-04-08 Standard Telephones Cables Ltd Processor for Helium Speech
US3600515A (en) * 1970-03-09 1971-08-17 Us Navy Apparatus for reconstructing speech generated in an abnormal gas atmosphere
US3863026A (en) * 1973-08-15 1975-01-28 Us Navy Helium speech decoder

Also Published As

Publication number Publication date
US4079197A (en) 1978-03-14
FR2332670B1 (fr) 1978-04-14
GB1561918A (en) 1980-03-05

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Legal Events

Date Code Title Description
ST Notification of lapse