DE3514015C2 - - Google Patents

Info

Publication number
DE3514015C2
DE3514015C2 DE19853514015 DE3514015A DE3514015C2 DE 3514015 C2 DE3514015 C2 DE 3514015C2 DE 19853514015 DE19853514015 DE 19853514015 DE 3514015 A DE3514015 A DE 3514015A DE 3514015 C2 DE3514015 C2 DE 3514015C2
Authority
DE
Germany
Prior art keywords
differential amplifier
transistors
amplifier
voltage divider
voltage
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.)
Expired
Application number
DE19853514015
Other languages
German (de)
English (en)
Other versions
DE3514015A1 (de
Inventor
Hermann Abele
Kurt Dipl.-Ing. 7900 Ulm De Eberhardt
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.)
Atmel Germany GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE19853514015 priority Critical patent/DE3514015A1/de
Publication of DE3514015A1 publication Critical patent/DE3514015A1/de
Application granted granted Critical
Publication of DE3514015C2 publication Critical patent/DE3514015C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/181—Low-frequency amplifiers, e.g. audio preamplifiers
    • H03F3/183—Low-frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Amplifiers (AREA)
DE19853514015 1985-04-18 1985-04-18 Schaltungsanordnung fuer die elektrische verstaerkung von fernmeldesignalen Granted DE3514015A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853514015 DE3514015A1 (de) 1985-04-18 1985-04-18 Schaltungsanordnung fuer die elektrische verstaerkung von fernmeldesignalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853514015 DE3514015A1 (de) 1985-04-18 1985-04-18 Schaltungsanordnung fuer die elektrische verstaerkung von fernmeldesignalen

Publications (2)

Publication Number Publication Date
DE3514015A1 DE3514015A1 (de) 1986-10-23
DE3514015C2 true DE3514015C2 (en:Method) 1989-09-28

Family

ID=6268474

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853514015 Granted DE3514015A1 (de) 1985-04-18 1985-04-18 Schaltungsanordnung fuer die elektrische verstaerkung von fernmeldesignalen

Country Status (1)

Country Link
DE (1) DE3514015A1 (en:Method)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206564A1 (de) * 1982-02-24 1983-09-01 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung fuer die elektrische verstaerkung von fernmeldesignalen, insbesondere fuer sprechkapselsignale eines fernsprechapparates

Also Published As

Publication number Publication date
DE3514015A1 (de) 1986-10-23

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TEMIC TELEFUNKEN MICROELECTRONIC GMBH, 74072 HEILB

8320 Willingness to grant licenses declared (paragraph 23)
8327 Change in the person/name/address of the patent owner

Owner name: TEMIC SEMICONDUCTOR GMBH, 74072 HEILBRONN, DE

8339 Ceased/non-payment of the annual fee