KR930010037U - Variable conversion band tuning circuit of double conversion tuner - Google Patents

Variable conversion band tuning circuit of double conversion tuner

Info

Publication number
KR930010037U
KR930010037U KR2019910018235U KR910018235U KR930010037U KR 930010037 U KR930010037 U KR 930010037U KR 2019910018235 U KR2019910018235 U KR 2019910018235U KR 910018235 U KR910018235 U KR 910018235U KR 930010037 U KR930010037 U KR 930010037U
Authority
KR
South Korea
Prior art keywords
conversion
tuning circuit
band tuning
tuner
variable
Prior art date
Application number
KR2019910018235U
Other languages
Korean (ko)
Other versions
KR940002194Y1 (en
Inventor
문웅한
Original Assignee
삼성전기 주식회사
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 삼성전기 주식회사 filed Critical 삼성전기 주식회사
Priority to KR2019910018235U priority Critical patent/KR940002194Y1/en
Publication of KR930010037U publication Critical patent/KR930010037U/en
Application granted granted Critical
Publication of KR940002194Y1 publication Critical patent/KR940002194Y1/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
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
    • H01L29/92—Capacitors having potential barriers
    • H01L29/93—Variable capacitance diodes, e.g. varactors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
KR2019910018235U 1991-10-30 1991-10-30 Variable intermediate frequency band tuning circuit for double conversion tuner KR940002194Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019910018235U KR940002194Y1 (en) 1991-10-30 1991-10-30 Variable intermediate frequency band tuning circuit for double conversion tuner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019910018235U KR940002194Y1 (en) 1991-10-30 1991-10-30 Variable intermediate frequency band tuning circuit for double conversion tuner

Publications (2)

Publication Number Publication Date
KR930010037U true KR930010037U (en) 1993-05-26
KR940002194Y1 KR940002194Y1 (en) 1994-04-08

Family

ID=19321350

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019910018235U KR940002194Y1 (en) 1991-10-30 1991-10-30 Variable intermediate frequency band tuning circuit for double conversion tuner

Country Status (1)

Country Link
KR (1) KR940002194Y1 (en)

Also Published As

Publication number Publication date
KR940002194Y1 (en) 1994-04-08

Similar Documents

Publication Publication Date Title
DE69424359D1 (en) PLL frequency synthesizing circuit
FI925621A (en) Tuning the tuning circuits of the radio receiver
DE69127146D1 (en) Tuner with double frequency conversion
KR930010037U (en) Variable conversion band tuning circuit of double conversion tuner
KR950021758U (en) Tuner Intermediate Frequency Conversion Circuit
KR930016679U (en) High frequency tuning circuit of VHF band full tuning tuner
KR930016677U (en) High frequency tuning circuit of VHF band full tuning tuner
KR890019842U (en) Output control circuit of the TV band tuner
KR940027717U (en) Frequency band switching circuit of fully tuned tuner
KR850005496U (en) TV tuner band switching circuit
KR930005777U (en) Tuner input signal tuning circuit
KR930017116U (en) Fully tuned UHF band tuning circuit
KR930020565U (en) Double conversion tuner circuit
KR920017292U (en) Broadband variable intermediate frequency filter circuit of satellite broadcasting tuner
KR940027721U (en) Bandwidth variable circuit of intermediate frequency
KR970047707U (en) Intermediate frequency output circuit of double conversion tuner
KR940002140U (en) Spurious prevention circuit of double conversion tuner
KR940027716U (en) Tuner Intermediate Frequency Output Circuit
KR950015840U (en) Stage-to-stage tuning circuit of fully tuned tuner
KR870014029U (en) Intermediate frequency circuit of wired TV tuner
KR920015844U (en) Intermediate frequency signal tuning circuit
KR920022283U (en) UHF tuner interstage tuning circuit
KR880013890U (en) PLL tuner tuning circuit switching circuit
KR950002473U (en) Tuning voltage limit circuit for each frequency band
KR940002278U (en) Secondary OSC output stabilization circuit of double conversion tuner

Legal Events

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

Payment date: 19971129

Year of fee payment: 5

LAPS Lapse due to unpaid annual fee