KR820000872B1 - Uhf 전자 튜너 - Google Patents
Uhf 전자 튜너 Download PDFInfo
- Publication number
- KR820000872B1 KR820000872B1 KR7900848A KR790000848A KR820000872B1 KR 820000872 B1 KR820000872 B1 KR 820000872B1 KR 7900848 A KR7900848 A KR 7900848A KR 790000848 A KR790000848 A KR 790000848A KR 820000872 B1 KR820000872 B1 KR 820000872B1
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- tuning
- type
- input
- circuits
- Prior art date
Links
- 230000010355 oscillation Effects 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 8
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Images
Classifications
-
- 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
- H03J5/24—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
- H03J5/244—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 a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Abstract
Description
Claims (1)
- 본문에 설명하고 도면에 예시한 바와 같이, 입력회로에 있어서의 동조회로를 안테나코일과 결합되는 중심도체를 사용한 분포정수형 동조회로로 구성함과 동시에 RF 증폭회고, 믹서회로 및 국부발진회로의 각 단각동조회로를 집중정수형 또는 스트립라인형 동조회로로 구성한 것을 특징으로 하는 UHF 전자 튜너.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR7900848A KR820000872B1 (ko) | 1979-03-20 | 1979-03-20 | Uhf 전자 튜너 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR7900848A KR820000872B1 (ko) | 1979-03-20 | 1979-03-20 | Uhf 전자 튜너 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR820000872B1 true KR820000872B1 (ko) | 1982-05-17 |
Family
ID=19211124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR7900848A KR820000872B1 (ko) | 1979-03-20 | 1979-03-20 | Uhf 전자 튜너 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR820000872B1 (ko) |
-
1979
- 1979-03-20 KR KR7900848A patent/KR820000872B1/ko not_active IP Right Cessation
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Date | Code | Title | Description |
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PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19790320 |
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Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19820419 |
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Comment text: Decision on Opposition Patent event date: 19830125 Patent event code: PO13011S01D |
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