JPS5294004A - Audio signal transmitter - Google Patents

Audio signal transmitter

Info

Publication number
JPS5294004A
JPS5294004A JP821677A JP821677A JPS5294004A JP S5294004 A JPS5294004 A JP S5294004A JP 821677 A JP821677 A JP 821677A JP 821677 A JP821677 A JP 821677A JP S5294004 A JPS5294004 A JP S5294004A
Authority
JP
Japan
Prior art keywords
audio signal
signal transmitter
transmitter
audio
signal
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.)
Pending
Application number
JP821677A
Other languages
English (en)
Inventor
Barenchinusu Furansen Niko
Eruberuto Kuiiku Kareru
Piremu Shiiberinku Yohanesu
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS5294004A publication Critical patent/JPS5294004A/ja
Pending 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
    • H04B1/667—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 using a division in frequency subbands

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP821677A 1976-01-30 1977-01-27 Audio signal transmitter Pending JPS5294004A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7600932A NL7600932A (nl) 1976-01-30 1976-01-30 Bandcompressie systeem.

Publications (1)

Publication Number Publication Date
JPS5294004A true JPS5294004A (en) 1977-08-08

Family

ID=19825535

Family Applications (1)

Application Number Title Priority Date Filing Date
JP821677A Pending JPS5294004A (en) 1976-01-30 1977-01-27 Audio signal transmitter

Country Status (6)

Country Link
US (1) US4086431A (ja)
JP (1) JPS5294004A (ja)
DE (1) DE2701814C3 (ja)
FR (1) FR2339924A1 (ja)
GB (1) GB1563628A (ja)
NL (1) NL7600932A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5675700A (en) * 1979-11-09 1981-06-22 Philips Nv Voice synthesizer

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374304A (en) * 1980-09-26 1983-02-15 Bell Telephone Laboratories, Incorporated Spectrum division/multiplication communication arrangement for speech signals
DE3174560D1 (en) * 1981-07-28 1986-06-12 Ibm Transmission method for voice and digital data and arrangement for carrying out said method
DE3138523A1 (de) * 1981-09-28 1983-04-07 Siemens AG, 1000 Berlin und 8000 München Verfahren zur abhoersicheren frequenzbandkomprimierten uebertragung von sprachsignalen
DE3270212D1 (en) * 1982-04-30 1986-05-07 Ibm Digital coding method and device for carrying out the method
JP3219093B2 (ja) * 1986-01-03 2001-10-15 モトロ−ラ・インコ−ポレ−テッド 外部のボイシングまたはピッチ情報を使用することなく音声を合成する方法および装置
US4868868A (en) * 1986-09-30 1989-09-19 Oki Electric Industry Co., Ltd. Sub-band speech analyzing and synthesizing device
JPH01118900A (ja) * 1987-11-01 1989-05-11 Ricoh Co Ltd 雑音抑圧装置
US4979188A (en) * 1988-04-29 1990-12-18 Motorola, Inc. Spectrally efficient method for communicating an information signal
KR100352351B1 (ko) * 1994-02-05 2003-01-06 소니 가부시끼 가이샤 정보부호화방법및장치와정보복호화방법및장치
US5524397A (en) * 1995-03-27 1996-06-11 Byers; Gary L. Framing system for wood frame buildings
US20030002576A1 (en) * 2001-06-29 2003-01-02 Whitehead David E. Apparatus and method for compression of data in protection and control communications between protective relays in a power system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1122581B (de) * 1960-11-30 1962-01-25 Telefunken Patent Verfahren und Schaltungsanordnung zur angenaeherten Nachbildung der Kurzzeitspektren von nach dem Vocoderverfahren uebertragenen Sprachsignalen
NL272809A (ja) * 1960-12-27
US3471648A (en) * 1966-07-28 1969-10-07 Bell Telephone Labor Inc Vocoder utilizing companding to reduce background noise caused by quantizing errors

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5675700A (en) * 1979-11-09 1981-06-22 Philips Nv Voice synthesizer
JPH0456320B2 (ja) * 1979-11-09 1992-09-08 Fuiritsupusu Furuuiranpenfuaburiken Nv

Also Published As

Publication number Publication date
US4086431A (en) 1978-04-25
FR2339924A1 (fr) 1977-08-26
GB1563628A (en) 1980-03-26
DE2701814C3 (de) 1979-10-18
NL7600932A (nl) 1977-08-02
DE2701814B2 (de) 1979-02-15
DE2701814A1 (de) 1977-08-04

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