KR850000152A - 2-way receive UHF tuner - Google Patents

2-way receive UHF tuner Download PDF

Info

Publication number
KR850000152A
KR850000152A KR1019840003333A KR840003333A KR850000152A KR 850000152 A KR850000152 A KR 850000152A KR 1019840003333 A KR1019840003333 A KR 1019840003333A KR 840003333 A KR840003333 A KR 840003333A KR 850000152 A KR850000152 A KR 850000152A
Authority
KR
South Korea
Prior art keywords
uhf tuner
tuner
receiving
way
way receive
Prior art date
Application number
KR1019840003333A
Other languages
Korean (ko)
Other versions
KR900004410B1 (en
Inventor
켕이찌 세끼
Original Assignee
사에끼 아끼라
샤아프 가부시기가이샤
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 사에끼 아끼라, 샤아프 가부시기가이샤 filed Critical 사에끼 아끼라
Publication of KR850000152A publication Critical patent/KR850000152A/en
Application granted granted Critical
Publication of KR900004410B1 publication Critical patent/KR900004410B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
    • B22D41/01—Heating means
    • B22D41/015—Heating means with external heating, i.e. the heat source not being a part of the ladle
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/04—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like tiltable
    • B22D41/05—Tea-pot spout ladles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/02—Sealings between relatively-stationary surfaces
    • F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
    • F16J15/10—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing
    • F16J15/12—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with non-metallic packing with metal reinforcement or covering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will

Abstract

내용 없음.No content.

Description

2방식 수신용 UHF 튜너2-way receive UHF tuner

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

도면은 본 발명의 한실시예의 회로도.Figure is a circuit diagram of one embodiment of the present invention.

Claims (2)

상이한 2개의 방식을 수신할 수 있는 UHF 튜너에 있어서, RF 증폭회로와 믹서회로와 수신방식에 따라 선택적으로 절환구동할 수 있는 2개의 국부발진회로를 구비한 2방식 수신용 튜너.A UHF tuner capable of receiving two different modes, comprising: an RF amplifying circuit, a mixer circuit, and a two-way receiving tuner having two local oscillating circuits that can be selectively switched according to a receiving method. 제1항에 있어서, 상기 2개의 국부발진회로의 각 동조용중심도체를 상기 믹서회로의 결합용도체를 중심에 대칭적으로 근접배치한 것을 특징으로 하는 2방식 수신용 UHF 튜너.The UHF tuner for two-way reception according to claim 1, wherein the tuning center conductors of the two local oscillation circuits are symmetrically arranged around the coupling conductor of the mixer circuit. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019840003333A 1983-06-14 1984-06-14 Two mode u.h.f. tuner KR900004410B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP58107213A JPS59231983A (en) 1983-06-14 1983-06-14 Uhf tuner for two-system reception
JPP58-107213 1983-06-14
JP83-107213 1983-06-14

Publications (2)

Publication Number Publication Date
KR850000152A true KR850000152A (en) 1985-02-25
KR900004410B1 KR900004410B1 (en) 1990-06-25

Family

ID=14453350

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019840003333A KR900004410B1 (en) 1983-06-14 1984-06-14 Two mode u.h.f. tuner

Country Status (2)

Country Link
JP (1) JPS59231983A (en)
KR (1) KR900004410B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3707933A1 (en) * 1987-03-12 1988-09-22 Philips Patentverwaltung AMPLIFIER ARRANGEMENT

Also Published As

Publication number Publication date
KR900004410B1 (en) 1990-06-25
JPS59231983A (en) 1984-12-26

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Payment date: 19980324

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