AT354518B - Schaltungsanordnung variabler impedanz mit wenigstens einem feldeffekttransistor - Google Patents

Schaltungsanordnung variabler impedanz mit wenigstens einem feldeffekttransistor

Info

Publication number
AT354518B
AT354518B AT417673A AT417673A AT354518B AT 354518 B AT354518 B AT 354518B AT 417673 A AT417673 A AT 417673A AT 417673 A AT417673 A AT 417673A AT 354518 B AT354518 B AT 354518B
Authority
AT
Austria
Prior art keywords
field effect
effect transistor
circuit arrangement
variable impedance
impedance
Prior art date
Application number
AT417673A
Other languages
German (de)
English (en)
Other versions
ATA417673A (de
Original Assignee
Sony 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
Priority claimed from JP4757872A external-priority patent/JPS5323989B2/ja
Priority claimed from JP7298072U external-priority patent/JPS4932537U/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of AT354518B publication Critical patent/AT354518B/de
Publication of ATA417673A publication Critical patent/ATA417673A/de

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03HIMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00Networks using active elements
    • H03H11/02Multiple-port networks
    • H03H11/24Frequency-independent attenuators
    • H03H11/245Frequency-independent attenuators using field-effect transistor
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03GCONTROL OF AMPLIFICATION
    • H03G1/00Details of arrangements for controlling amplification
    • H03G1/0005Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
    • H03G1/007Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using field-effect transistors [FET]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/60Electrodes characterised by their materials
    • H10D64/605Source, drain, or gate electrodes for FETs comprising highly resistive materials
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/80Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
    • H10D84/811Combinations of field-effect devices and one or more diodes, capacitors or resistors
    • H10D84/817Combinations of field-effect devices and resistors only
AT417673A 1972-05-13 1973-05-11 Schaltungsanordnung variabler impedanz mit wenigstens einem feldeffekttransistor AT354518B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4757872A JPS5323989B2 (enrdf_load_stackoverflow) 1972-05-13 1972-05-13
JP7298072U JPS4932537U (enrdf_load_stackoverflow) 1972-06-20 1972-06-20

Publications (2)

Publication Number Publication Date
AT354518B true AT354518B (de) 1979-01-10
ATA417673A ATA417673A (de) 1979-06-15

Family

ID=26387754

Family Applications (1)

Application Number Title Priority Date Filing Date
AT417673A AT354518B (de) 1972-05-13 1973-05-11 Schaltungsanordnung variabler impedanz mit wenigstens einem feldeffekttransistor

Country Status (7)

Country Link
AT (1) AT354518B (enrdf_load_stackoverflow)
CA (1) CA999061A (enrdf_load_stackoverflow)
DE (1) DE2323471C2 (enrdf_load_stackoverflow)
FR (1) FR2184815B1 (enrdf_load_stackoverflow)
GB (1) GB1431199A (enrdf_load_stackoverflow)
IT (1) IT989208B (enrdf_load_stackoverflow)
NL (1) NL7306701A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57196627A (en) * 1981-05-29 1982-12-02 Hitachi Ltd Electronic circuit device
KR940005293B1 (ko) * 1991-05-23 1994-06-15 삼성전자 주식회사 게이트와 드레인이 중첩된 모오스 트랜지스터의 제조방법 및 그 구조
US10510823B2 (en) * 2016-10-12 2019-12-17 Mediatek Inc. Impedance circuit with poly-resistor
US10535651B2 (en) * 2016-10-12 2020-01-14 Mediatek Inc. Impedance circuit with poly-resistor
US10461702B2 (en) 2017-04-19 2019-10-29 Mediatek Inc. Amplifier circuit having poly resistor with biased depletion region
EP3998647A3 (en) * 2017-09-01 2022-07-06 MediaTek Inc. Impedance circuit with poly-resistor

Also Published As

Publication number Publication date
GB1431199A (en) 1976-04-07
DE2323471C2 (de) 1985-09-12
CA999061A (en) 1976-10-26
FR2184815B1 (enrdf_load_stackoverflow) 1977-09-02
FR2184815A1 (enrdf_load_stackoverflow) 1973-12-28
IT989208B (it) 1975-05-20
ATA417673A (de) 1979-06-15
DE2323471A1 (de) 1973-11-29
NL7306701A (enrdf_load_stackoverflow) 1973-11-15

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time