JPS5147312A - Konpandayo koryushingoshorikairo - Google Patents

Konpandayo koryushingoshorikairo

Info

Publication number
JPS5147312A
JPS5147312A JP10263975A JP10263975A JPS5147312A JP S5147312 A JPS5147312 A JP S5147312A JP 10263975 A JP10263975 A JP 10263975A JP 10263975 A JP10263975 A JP 10263975A JP S5147312 A JPS5147312 A JP S5147312A
Authority
JP
Japan
Prior art keywords
koryushingoshorikairo
konpandayo
konpandayo koryushingoshorikairo
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
JP10263975A
Other languages
English (en)
Japanese (ja)
Inventor
Dagurasu Uintaa Jeemusu
Arekusandaa Erudaa Maaku
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.)
Nortel Networks Ltd
Original Assignee
Northern Electric Co Ltd
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 Northern Electric Co Ltd filed Critical Northern Electric Co Ltd
Publication of JPS5147312A publication Critical patent/JPS5147312A/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
    • H04B1/62—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 providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Networks Using Active Elements (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
JP10263975A 1974-08-27 1975-08-26 Konpandayo koryushingoshorikairo Pending JPS5147312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA207,850A CA998617A (en) 1974-08-27 1974-08-27 A-c signal processing circuits for compandors

Publications (1)

Publication Number Publication Date
JPS5147312A true JPS5147312A (en) 1976-04-22

Family

ID=4100982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10263975A Pending JPS5147312A (en) 1974-08-27 1975-08-26 Konpandayo koryushingoshorikairo

Country Status (7)

Country Link
JP (1) JPS5147312A (de)
CA (1) CA998617A (de)
DE (1) DE2537998A1 (de)
FR (1) FR2283586A1 (de)
GB (1) GB1514242A (de)
NL (1) NL7509585A (de)
SE (1) SE7509493L (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58108857A (ja) * 1981-12-23 1983-06-29 Fujitsu Ltd 過電流保護回路

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485838B1 (fr) * 1980-06-30 1986-02-21 Dolby Ray Dispositif destine a modifier la plage dynamique de signaux d'entree
EP1837893A1 (de) 2006-03-25 2007-09-26 HÜTTINGER Elektronik GmbH + Co. KG Messeeinrichtung eines HF-Plasmasystems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1085919B (de) * 1959-04-23 1960-07-28 Philips Nv Wiedergabevorrichtung mit selbsttaetiger Verstaerkungsregelung
US3119077A (en) * 1960-12-09 1964-01-21 Bell Telephone Labor Inc Automatic gain control circuit using variable attenuators in the signal path
JPS5640403B1 (de) * 1971-02-10 1981-09-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58108857A (ja) * 1981-12-23 1983-06-29 Fujitsu Ltd 過電流保護回路

Also Published As

Publication number Publication date
DE2537998A1 (de) 1976-03-11
FR2283586A1 (fr) 1976-03-26
CA998617A (en) 1976-10-19
NL7509585A (nl) 1976-03-02
GB1514242A (en) 1978-06-14
SE7509493L (sv) 1976-03-01

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