KR890007972U - TV's channel band automatic switching circuit - Google Patents

TV's channel band automatic switching circuit

Info

Publication number
KR890007972U
KR890007972U KR2019870017076U KR870017076U KR890007972U KR 890007972 U KR890007972 U KR 890007972U KR 2019870017076 U KR2019870017076 U KR 2019870017076U KR 870017076 U KR870017076 U KR 870017076U KR 890007972 U KR890007972 U KR 890007972U
Authority
KR
South Korea
Prior art keywords
switching circuit
automatic switching
channel band
band automatic
channel
Prior art date
Application number
KR2019870017076U
Other languages
Korean (ko)
Other versions
KR900009924Y1 (en
Inventor
안종연
Original Assignee
주식회사 금성사
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 주식회사 금성사 filed Critical 주식회사 금성사
Priority to KR2019870017076U priority Critical patent/KR900009924Y1/en
Publication of KR890007972U publication Critical patent/KR890007972U/en
Application granted granted Critical
Publication of KR900009924Y1 publication Critical patent/KR900009924Y1/en

Links

Classifications

    • 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
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
    • H03J5/14—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings operated by auxiliary power
    • H03J5/22—Settings determined by a number of separately actuated driving means which adjust the tuning element directly to desired settings

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
KR2019870017076U 1987-09-30 1987-09-30 Automatic converter for television channel KR900009924Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870017076U KR900009924Y1 (en) 1987-09-30 1987-09-30 Automatic converter for television channel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870017076U KR900009924Y1 (en) 1987-09-30 1987-09-30 Automatic converter for television channel

Publications (2)

Publication Number Publication Date
KR890007972U true KR890007972U (en) 1989-05-18
KR900009924Y1 KR900009924Y1 (en) 1990-10-20

Family

ID=19268461

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870017076U KR900009924Y1 (en) 1987-09-30 1987-09-30 Automatic converter for television channel

Country Status (1)

Country Link
KR (1) KR900009924Y1 (en)

Also Published As

Publication number Publication date
KR900009924Y1 (en) 1990-10-20

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19991224

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee