CA1078467A - Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial - Google Patents

Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial

Info

Publication number: CA1078467A
Authority: CA; Canada
Prior art keywords: winding; transformer; transistor; impedance; ground
Prior art date: 1977-10-13
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

CA288,647A

Other languages

English (en)

Inventor

Guner Taralp

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 Telecom 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.)

1977-10-13

Filing date

1977-10-13

Publication date

1980-05-27

1977-10-13 Application filed by Northern Telecom Ltd filed Critical Northern Telecom Ltd

1977-10-13 Priority to CA288,647A priority Critical patent/CA1078467A/fr

1978-10-11 Priority to JP12423278A priority patent/JPS5464952A/ja

1980-05-27 Application granted granted Critical

1980-05-27 Publication of CA1078467A publication Critical patent/CA1078467A/fr

Status Expired legal-status Critical Current

Links

238000004804 winding Methods 0.000 claims abstract description 68
229910000859 α-Fe Inorganic materials 0.000 claims abstract description 5
239000002184 metal Substances 0.000 claims abstract description 4
229910052751 metal Inorganic materials 0.000 claims abstract description 4
230000009466 transformation Effects 0.000 claims description 4
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
238000010276 construction Methods 0.000 claims description 2
229910052802 copper Inorganic materials 0.000 claims description 2
239000010949 copper Substances 0.000 claims description 2
239000004020 conductor Substances 0.000 description 5
230000001939 inductive effect Effects 0.000 description 2
238000000844 transformation Methods 0.000 description 2
239000003990 capacitor Substances 0.000 description 1
210000003298 dental enamel Anatomy 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
-1 for example Substances 0.000 description 1

Landscapes

Coils Or Transformers For Communication (AREA)

CA288,647A 1977-10-13 1977-10-13 Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial Expired CA1078467A (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
CA288,647A CA1078467A (fr)	1977-10-13	1977-10-13	Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial
JP12423278A JPS5464952A (en)	1977-10-13	1978-10-11	Input impedance matching of bipolar transistor using coaxial transformer

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA288,647A CA1078467A (fr)	1977-10-13	1977-10-13	Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial

Publications (1)

Publication Number	Publication Date
CA1078467A true CA1078467A (fr)	1980-05-27

Family

ID=4109756

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA288,647A Expired CA1078467A (fr)	1977-10-13	1977-10-13	Adaptation d'impedance d'entree d'un transistor bipolaire utilisant un transformateur coaxial

Country Status (2)

Country	Link
JP (1)	JPS5464952A (fr)
CA (1)	CA1078467A (fr)

1977
- 1977-10-13 CA CA288,647A patent/CA1078467A/fr not_active Expired
1978
- 1978-10-11 JP JP12423278A patent/JPS5464952A/ja active Pending

Also Published As

Publication number	Publication date
JPS5464952A (en)	1979-05-25

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Legal Events

Date	Code	Title	Description
1997-05-27	MKEX	Expiry