JPS5441006A - Compression expansion unit - Google Patents

Compression expansion unit

Info

Publication number
JPS5441006A
JPS5441006A JP10807877A JP10807877A JPS5441006A JP S5441006 A JPS5441006 A JP S5441006A JP 10807877 A JP10807877 A JP 10807877A JP 10807877 A JP10807877 A JP 10807877A JP S5441006 A JPS5441006 A JP S5441006A
Authority
JP
Japan
Prior art keywords
expansion unit
compression expansion
signal level
expander
compensates
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
JP10807877A
Other languages
Japanese (ja)
Inventor
Yuzo Fuse
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP10807877A priority Critical patent/JPS5441006A/en
Publication of JPS5441006A publication Critical patent/JPS5441006A/en
Pending legal-status Critical Current

Links

Landscapes

  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)

Abstract

PURPOSE: To make the output signal level of an expander equal to the input signal level of a compressor even at a large amplitude time by using a non-linear amplifier which compensates the saturation characteristic of a recording medium.
COPYRIGHT: (C)1979,JPO&Japio
JP10807877A 1977-09-08 1977-09-08 Compression expansion unit Pending JPS5441006A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10807877A JPS5441006A (en) 1977-09-08 1977-09-08 Compression expansion unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10807877A JPS5441006A (en) 1977-09-08 1977-09-08 Compression expansion unit

Publications (1)

Publication Number Publication Date
JPS5441006A true JPS5441006A (en) 1979-03-31

Family

ID=14475305

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10807877A Pending JPS5441006A (en) 1977-09-08 1977-09-08 Compression expansion unit

Country Status (1)

Country Link
JP (1) JPS5441006A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116818A (en) * 1981-12-29 1983-07-12 Sony Corp Noise reduction device
JPS58116819A (en) * 1981-12-29 1983-07-12 Sony Corp Noise reduction device
JPH0246014A (en) * 1988-08-08 1990-02-15 Toshiba Corp Non-linear amplifier circuit and non-linear emphasis/ deemphasis circuit using the same

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116818A (en) * 1981-12-29 1983-07-12 Sony Corp Noise reduction device
JPS58116819A (en) * 1981-12-29 1983-07-12 Sony Corp Noise reduction device
JPH03814B2 (en) * 1981-12-29 1991-01-09 Sony Corp
JPH03815B2 (en) * 1981-12-29 1991-01-09 Sony Corp
JPH0246014A (en) * 1988-08-08 1990-02-15 Toshiba Corp Non-linear amplifier circuit and non-linear emphasis/ deemphasis circuit using the same

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