GB1233462A - - Google Patents

Info

Publication number
GB1233462A
GB1233462A GB2653568A GB2653568A GB1233462A GB 1233462 A GB1233462 A GB 1233462A GB 2653568 A GB2653568 A GB 2653568A GB 2653568 A GB2653568 A GB 2653568A GB 1233462 A GB1233462 A GB 1233462A
Authority
GB
United Kingdom
Prior art keywords
signal
modulator
speech
signals
output
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
GB2653568A
Other languages
English (en)
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
Priority claimed from FR6008568A external-priority patent/FR1551879A/fr
Application filed filed Critical
Publication of GB1233462A publication Critical patent/GB1233462A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
    • A47F7/00—Show stands, hangers, or shelves, adapted for particular articles or materials
    • A47F7/19—Show stands, hangers, or shelves, adapted for particular articles or materials for garments
    • 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
    • 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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Quality & Reliability (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Curtains And Furnishings For Windows Or Doors (AREA)
GB2653568A 1967-06-14 1968-06-04 Expired GB1233462A (forum.php)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR6008568A FR1551879A (forum.php) 1967-06-14 1967-06-14
FR06009089A FR95047E (fr) 1967-06-14 1968-03-20 Systeme d'analyse et de reconstitution de la voix.

Publications (1)

Publication Number Publication Date
GB1233462A true GB1233462A (forum.php) 1971-05-26

Family

ID=26214724

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2653568A Expired GB1233462A (forum.php) 1967-06-14 1968-06-04

Country Status (7)

Country Link
AT (1) AT304640B (forum.php)
BE (1) BE715786A (forum.php)
CH (1) CH474118A (forum.php)
DE (2) DE1762336A1 (forum.php)
FR (1) FR95047E (forum.php)
GB (1) GB1233462A (forum.php)
NL (1) NL6904177A (forum.php)

Also Published As

Publication number Publication date
AT304640B (de) 1972-12-15
FR95047E (fr) 1970-03-27
NL6904177A (forum.php) 1969-09-23
DE1762336B2 (forum.php) 1971-01-07
BE715786A (forum.php) 1968-10-16
DE1762336A1 (de) 1970-04-23
DE1905496A1 (de) 1970-02-26
CH474118A (de) 1969-06-15

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee