JPS5824222A - 可変等化器 - Google Patents

可変等化器

Info

Publication number
JPS5824222A
JPS5824222A JP12226881A JP12226881A JPS5824222A JP S5824222 A JPS5824222 A JP S5824222A JP 12226881 A JP12226881 A JP 12226881A JP 12226881 A JP12226881 A JP 12226881A JP S5824222 A JPS5824222 A JP S5824222A
Authority
JP
Japan
Prior art keywords
transistor
variable
collector
grounded
impedance element
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.)
Granted
Application number
JP12226881A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0319725B2 (enExample
Inventor
Takashi Shinozuka
篠塚　孝
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP12226881A priority Critical patent/JPS5824222A/ja
Publication of JPS5824222A publication Critical patent/JPS5824222A/ja
Publication of JPH0319725B2 publication Critical patent/JPH0319725B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/14—Control of transmission; Equalising characterised by the equalising network used
    • H04B3/143—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers
    • H04B3/145—Control of transmission; Equalising characterised by the equalising network used using amplitude-frequency equalisers variable equalisers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP12226881A 1981-08-04 1981-08-04 可変等化器 Granted JPS5824222A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12226881A JPS5824222A (ja) 1981-08-04 1981-08-04 可変等化器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12226881A JPS5824222A (ja) 1981-08-04 1981-08-04 可変等化器

Publications (2)

Publication Number Publication Date
JPS5824222A true JPS5824222A (ja) 1983-02-14
JPH0319725B2 JPH0319725B2 (enExample) 1991-03-15

Family

ID=14831749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12226881A Granted JPS5824222A (ja) 1981-08-04 1981-08-04 可変等化器

Country Status (1)

Country Link
JP (1) JPS5824222A (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542767A (en) * 1978-09-22 1980-03-26 Toyoda Mach Works Ltd Tail stock

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5542767A (en) * 1978-09-22 1980-03-26 Toyoda Mach Works Ltd Tail stock

Also Published As

Publication number Publication date
JPH0319725B2 (enExample) 1991-03-15

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