DE4042047A1 - Spannungsgesteuerter verstaerker - Google Patents

Spannungsgesteuerter verstaerker

Info

Publication number
DE4042047A1
DE4042047A1 DE19904042047 DE4042047A DE4042047A1 DE 4042047 A1 DE4042047 A1 DE 4042047A1 DE 19904042047 DE19904042047 DE 19904042047 DE 4042047 A DE4042047 A DE 4042047A DE 4042047 A1 DE4042047 A1 DE 4042047A1
Authority
DE
Germany
Prior art keywords
emitter
transistors
voltage
transistor
magnitude
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
DE19904042047
Other languages
German (de)
English (en)
Inventor
Kohji Ishida
Yasushi Nishimura
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE4042047A1 publication Critical patent/DE4042047A1/de
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid-state elements in emitter-coupled or cascode amplifiers

Landscapes

  • Control Of Amplification And Gain Control (AREA)
  • Bipolar Transistors (AREA)
  • Amplifiers (AREA)
DE19904042047 1989-12-29 1990-12-28 Spannungsgesteuerter verstaerker Ceased DE4042047A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15114289U JPH0390511U (enExample) 1989-12-29 1989-12-29

Publications (1)

Publication Number Publication Date
DE4042047A1 true DE4042047A1 (de) 1991-07-04

Family

ID=15512286

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19904042047 Ceased DE4042047A1 (de) 1989-12-29 1990-12-28 Spannungsgesteuerter verstaerker

Country Status (2)

Country Link
JP (1) JPH0390511U (enExample)
DE (1) DE4042047A1 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0821473A1 (en) * 1996-07-25 1998-01-28 Nortel Networks Corporation A microwave VCO having reduced supply voltage
WO2002065226A1 (en) * 2000-12-22 2002-08-22 Intersil Americas Inc. Attenuator circuit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3032567A1 (de) * 1979-08-30 1981-03-19 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Differentialverstaerkerschaltung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5711512A (en) * 1980-06-25 1982-01-21 Toshiba Corp Sound volume balance control circuit
JPS62230208A (ja) * 1986-03-31 1987-10-08 Toshiba Corp 利得制御増幅器

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3032567A1 (de) * 1979-08-30 1981-03-19 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa Differentialverstaerkerschaltung

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
JP 1-39108 A. In: Patents Abstr. of Japan, Sect.E Vol.13 (1989) Nr.232 (E-765) *
JP 60-18009 A. In: Patents Abstr. of Japan, Sect.E Vol.9 (1985), Nr.131 (E-319) *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0821473A1 (en) * 1996-07-25 1998-01-28 Nortel Networks Corporation A microwave VCO having reduced supply voltage
WO2002065226A1 (en) * 2000-12-22 2002-08-22 Intersil Americas Inc. Attenuator circuit
US6600372B2 (en) 2000-12-22 2003-07-29 Intersil Americas Inc. Attenuator control circuit

Also Published As

Publication number Publication date
JPH0390511U (enExample) 1991-09-13

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Legal Events

Date Code Title Description
8120 Willingness to grant licenses paragraph 23
8110 Request for examination paragraph 44
8131 Rejection