GB917987A - Improvements in or relating to speech bandwidth compression systems - Google Patents

Improvements in or relating to speech bandwidth compression systems

Info

Publication number
GB917987A
GB917987A GB3328260A GB3328260A GB917987A GB 917987 A GB917987 A GB 917987A GB 3328260 A GB3328260 A GB 3328260A GB 3328260 A GB3328260 A GB 3328260A GB 917987 A GB917987 A GB 917987A
Authority
GB
United Kingdom
Prior art keywords
signal
sept
fed
differentiating
relating
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
GB3328260A
Other languages
English (en)
Inventor
Elwyn Tudor Jones
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.)
SECR AVIATION
Minister of Aviation
Original Assignee
SECR AVIATION
Minister of Aviation
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 to NL269677D priority Critical patent/NL269677A/xx
Application filed by SECR AVIATION, Minister of Aviation filed Critical SECR AVIATION
Priority to GB3328260A priority patent/GB917987A/en
Priority to FR874427A priority patent/FR1302119A/fr
Publication of GB917987A publication Critical patent/GB917987A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
GB3328260A 1960-09-28 1960-09-28 Improvements in or relating to speech bandwidth compression systems Expired GB917987A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL269677D NL269677A (cs) 1960-09-28
GB3328260A GB917987A (en) 1960-09-28 1960-09-28 Improvements in or relating to speech bandwidth compression systems
FR874427A FR1302119A (fr) 1960-09-28 1961-09-28 Systèmes compresseurs de largeur de bande vocale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3328260A GB917987A (en) 1960-09-28 1960-09-28 Improvements in or relating to speech bandwidth compression systems

Publications (1)

Publication Number Publication Date
GB917987A true GB917987A (en) 1963-02-13

Family

ID=10350899

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3328260A Expired GB917987A (en) 1960-09-28 1960-09-28 Improvements in or relating to speech bandwidth compression systems

Country Status (2)

Country Link
GB (1) GB917987A (cs)
NL (1) NL269677A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1286543B (de) * 1966-01-05 1969-01-09 Bbc Brown Boveri & Cie Verfahren zur UEbertragung eines Fernsehsignals mit vorgegebener Bandbreite

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1286543B (de) * 1966-01-05 1969-01-09 Bbc Brown Boveri & Cie Verfahren zur UEbertragung eines Fernsehsignals mit vorgegebener Bandbreite

Also Published As

Publication number Publication date
NL269677A (cs)

Similar Documents

Publication Publication Date Title
US5136652A (en) Amplitude enhanced sampled clipped speech encoder and decoder
MY112314A (en) Speech encoding method
ES437780A1 (es) Perfeccionamientos en sistemas de comunicacion, con su dis- positivo correspondiente, para reducir la redundancia de se-nales codificadas p. c. m.
ES469242A1 (es) Mejoras introducidas en un metodo y un aparato para inspe- ccionar muestras de productos con el fin de determinar si cada una de dichas muestras tiene una cantidad medida de unapropiedad fisica dentro de limites predeterminados
DE3277095D1 (en) Allophone vocoder
GB917987A (en) Improvements in or relating to speech bandwidth compression systems
Flanagan Band width and channel capacity necessary to transmit the formant information of speech
GB974850A (en) Speech recognition system
GB947240A (en) Speech synthesizing and transmission systems
KR880001595B1 (en) Level detector cicuit
GB1436440A (en) Speech analysis
GB1032718A (en) Improvements relating to vocoder speech transmission systems
JPS5781740A (en) Transmitter of pcm signal
US3491205A (en) Plural formant speech synthesizer
JPS5563775A (en) Distance measurement using ultrasonic wave
GB1187536A (en) Processor for Helium Speech
JPS57130276A (en) Tape recorder with dating function
Steele et al. Dynamic encoding as applied to a channel vocoder
JPS5625827A (en) Coding unit
NL7601841A (en) Laryngograph analysis of speech pattern - uses transmitting electrode, carrier oscillator and peak clipping in receiver
JPS5757375A (en) Electronic translator
Harris et al. Response of Analyzers of the Bank‐of‐Filters Type to Signals Generated by Vowel Sounds
Aitken et al. Recent Advances in Speech‐Compression Techniques
FR2164813B3 (cs)
CH561485A5 (cs)