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AU529904B2 - Digital system level control - Google Patents

Digital system level control

Info

Publication number
AU529904B2
AU529904B2 AU44069/79A AU4406979A AU529904B2 AU 529904 B2 AU529904 B2 AU 529904B2 AU 44069/79 A AU44069/79 A AU 44069/79A AU 4406979 A AU4406979 A AU 4406979A AU 529904 B2 AU529904 B2 AU 529904B2
Authority
AU
Australia
Prior art keywords
level control
system level
digital system
digital
control
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.)
Ceased
Application number
AU44069/79A
Other versions
AU4406979A (en
Inventor
Michael John Gingell
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.)
International Standard Electric Corp
Original Assignee
International Standard 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of AU4406979A publication Critical patent/AU4406979A/en
Application granted granted Critical
Publication of AU529904B2 publication Critical patent/AU529904B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/002—Control of digital or coded signals
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/007—Volume compression or expansion in amplifiers of digital or coded signals
AU44069/79A 1978-02-14 1979-02-08 Digital system level control Ceased AU529904B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0581278 1978-02-14
GB5812/78A GB1596943A (en) 1978-02-14 1978-02-14 Level control of digital signals

Publications (2)

Publication Number Publication Date
AU4406979A AU4406979A (en) 1979-08-23
AU529904B2 true AU529904B2 (en) 1983-06-23

Family

ID=9803077

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44069/79A Ceased AU529904B2 (en) 1978-02-14 1979-02-08 Digital system level control

Country Status (13)

Country Link
JP (1) JPS54114913A (en)
AU (1) AU529904B2 (en)
BE (1) BE874142A (en)
BR (1) BR7900884A (en)
DE (1) DE2905080A1 (en)
DK (1) DK58979A (en)
ES (1) ES477655A1 (en)
FR (1) FR2417221A1 (en)
GB (1) GB1596943A (en)
MX (1) MX145798A (en)
NL (1) NL7900757A (en)
NO (1) NO148240C (en)
SE (1) SE7901179L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54157407A (en) 1978-06-02 1979-12-12 Hitachi Ltd Level control unit for time-division exchange
US4272648A (en) * 1979-11-28 1981-06-09 International Telephone And Telegraph Corporation Gain control apparatus for digital telephone line circuits
DE3107046A1 (en) * 1981-02-25 1982-09-09 Siemens AG, 1000 Berlin und 8000 München CIRCUIT ARRANGEMENT FOR CONNECTING TRANSMITTERS SIGNALING ANALOG SIGNALS TO RECEIVING DEVICES RECEIVING ANALOG SIGNALS VIA A TIME-MULTIPLEX DATA-SWITCHING SYSTEM
GB8322440D0 (en) * 1983-08-19 1983-09-21 Gen Electric Co Plc Frequency division multiplex transmission equipment
JP2704617B2 (en) * 1987-09-01 1998-01-26 株式会社 高見沢サイバネティックス Small seismometer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2247858B1 (en) * 1973-09-27 1976-06-18 Ibm France

Also Published As

Publication number Publication date
JPS54114913A (en) 1979-09-07
ES477655A1 (en) 1979-10-16
FR2417221A1 (en) 1979-09-07
SE7901179L (en) 1979-08-15
GB1596943A (en) 1981-09-03
MX145798A (en) 1982-04-02
BR7900884A (en) 1979-09-11
BE874142A (en) 1979-08-14
DK58979A (en) 1979-08-15
NO148240B (en) 1983-05-24
NO148240C (en) 1983-08-31
NL7900757A (en) 1979-08-16
AU4406979A (en) 1979-08-23
DE2905080A1 (en) 1979-09-20
NO790461L (en) 1979-08-15

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