JPS5440507A - Band compressor - Google Patents

Band compressor

Info

Publication number
JPS5440507A
JPS5440507A JP10746977A JP10746977A JPS5440507A JP S5440507 A JPS5440507 A JP S5440507A JP 10746977 A JP10746977 A JP 10746977A JP 10746977 A JP10746977 A JP 10746977A JP S5440507 A JPS5440507 A JP S5440507A
Authority
JP
Japan
Prior art keywords
band compressor
effect
quantizer
giving
secure
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
JP10746977A
Other languages
Japanese (ja)
Inventor
Junichi Fujino
Shigeki Ikehata
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP10746977A priority Critical patent/JPS5440507A/en
Publication of JPS5440507A publication Critical patent/JPS5440507A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

PURPOSE:To secure a quick answer to a large amplitude change of the input without giving a big effect to the average S/N, and thus to reduce the effect of the slope overload and others, by providing the quantization level value converter to the quantizer in the predictive coding method.
JP10746977A 1977-09-06 1977-09-06 Band compressor Pending JPS5440507A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10746977A JPS5440507A (en) 1977-09-06 1977-09-06 Band compressor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10746977A JPS5440507A (en) 1977-09-06 1977-09-06 Band compressor

Publications (1)

Publication Number Publication Date
JPS5440507A true JPS5440507A (en) 1979-03-30

Family

ID=14459977

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10746977A Pending JPS5440507A (en) 1977-09-06 1977-09-06 Band compressor

Country Status (1)

Country Link
JP (1) JPS5440507A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123182A (en) * 1980-03-04 1981-09-28 Mitsubishi Electric Corp Encoding and decoding device for picture signal
JPS63185227A (en) * 1987-01-28 1988-07-30 Nec Corp Oversamping type analog-to-digital converter
JPS63217723A (en) * 1987-03-05 1988-09-09 Nec Corp Oversampling type analog/digital converter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123182A (en) * 1980-03-04 1981-09-28 Mitsubishi Electric Corp Encoding and decoding device for picture signal
JPS63185227A (en) * 1987-01-28 1988-07-30 Nec Corp Oversamping type analog-to-digital converter
JPS63217723A (en) * 1987-03-05 1988-09-09 Nec Corp Oversampling type analog/digital converter

Similar Documents

Publication Publication Date Title
JPS5442969A (en) Analog-digital converter
JPS542050A (en) Block coding and decoding system
AU540830B2 (en) Dpcm coder
JPS5440507A (en) Band compressor
JPS543449A (en) Semioptical band blooking filter
JPS5324206A (en) Adaptive linear prediction unit
JPS5374816A (en) Receiver
JPS5368286A (en) Electronic watch
JPS571865A (en) Roof-type groove for o-ring
JPS5345159A (en) Non-linear encoder
JPS533766A (en) Adaption-type quantizing unit
JPS5416111A (en) Multiplex transmission equipment
JPS5411613A (en) Band compressing system
JPS53136945A (en) Parallel-operation amplifier
JPS54914A (en) Waveform coder
JPS53120249A (en) Companding d/a converter
JPS5612145A (en) Supervisory system of pcm coding-decoding circuit
JPS52105711A (en) Fm receiver
JPS53105311A (en) Monitor method in continuous tone squelch system
JPS5244948A (en) Outer frame of hoist
Feistauerova An entropic test of uniformity and optimality of codebooks.
JPS5354446A (en) Trap circuit
JPS5367320A (en) Input/output device
JPS5256814A (en) 1-bit a/d converter
JPS52129263A (en) Variable attenuator