JPS5319162B1 - - Google Patents

Info

Publication number
JPS5319162B1
JPS5319162B1 JP4139572A JP4139572A JPS5319162B1 JP S5319162 B1 JPS5319162 B1 JP S5319162B1 JP 4139572 A JP4139572 A JP 4139572A JP 4139572 A JP4139572 A JP 4139572A JP S5319162 B1 JPS5319162 B1 JP S5319162B1
Authority
JP
Japan
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.)
Pending
Application number
JP4139572A
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 filed Critical
Publication of JPS5319162B1 publication Critical patent/JPS5319162B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/02—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation
    • H04B14/06—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation
    • H04B14/066—Transmission systems not characterised by the medium used for transmission characterised by the use of pulse modulation using differential modulation, e.g. delta modulation using differential modulation with several bits [NDPCM]
    • 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
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Computational Linguistics (AREA)
  • Human Computer Interaction (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP4139572A 1967-06-14 1972-04-26 Pending JPS5319162B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6008568A FR1551879A (ja) 1967-06-14 1967-06-14

Publications (1)

Publication Number Publication Date
JPS5319162B1 true JPS5319162B1 (ja) 1978-06-19

Family

ID=8970597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4139572A Pending JPS5319162B1 (ja) 1967-06-14 1972-04-26

Country Status (5)

Country Link
US (1) US3571515A (ja)
JP (1) JPS5319162B1 (ja)
FR (1) FR1551879A (ja)
NL (1) NL6808217A (ja)
SE (1) SE352470B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3681756A (en) * 1970-04-23 1972-08-01 Industrial Research Prod Inc System for frequency modification of speech and other audio signals
CA2003755C (en) * 1989-11-23 2000-02-15 Gary Rogalski Audio signal expander apparatus
JPH06197084A (ja) * 1992-12-25 1994-07-15 Takayama:Kk 音声転送方法
CN109859327A (zh) * 2019-02-20 2019-06-07 中山市嘉游动漫科技有限公司 一种结合虚拟与现实的动画场景构建方法及装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3349183A (en) * 1963-10-29 1967-10-24 Melpar Inc Speech compression system transmitting only coefficients of polynomial representations of phonemes
US3278907A (en) * 1964-02-17 1966-10-11 Hughes Aircraft Co Time compressor
US3445606A (en) * 1966-03-21 1969-05-20 Stromberg Carlson Corp Multifrequency detection system including a frequency multiplying circuit

Also Published As

Publication number Publication date
NL6808217A (ja) 1968-12-16
US3571515A (en) 1971-03-16
SE352470B (ja) 1972-12-27
FR1551879A (ja) 1969-01-03

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