KR100504773B1 - 피씨의 디지털 방송수신용 장치 - Google Patents
피씨의 디지털 방송수신용 장치 Download PDFInfo
- Publication number
- KR100504773B1 KR100504773B1 KR10-1998-0063614A KR19980063614A KR100504773B1 KR 100504773 B1 KR100504773 B1 KR 100504773B1 KR 19980063614 A KR19980063614 A KR 19980063614A KR 100504773 B1 KR100504773 B1 KR 100504773B1
- Authority
- KR
- South Korea
- Prior art keywords
- digital
- signal
- receives
- channel
- output signal
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/93—Regeneration of the television signal or of selected parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Circuits Of Receivers In General (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
Description
Claims (1)
- 튜닝제어신호에 의해 채널 선택되어 입력된 알에프신호를 더블 컨버젼하여 중간주파수로 변환하여 출력하는 디지털티브이튜너(100)와; 상기 디지털티브이튜너(100)의 출력신호를 입력받아 이를 필터링하여 인접 채널의 성분을 제거하는 SAW필터(200)와; 상기 SAW필터(200)의 출력신호를 입력받아 파일롯신호를 검출하여 캐리어를 복구하고 44MHZ 대역을 0MHZ의 베이스밴드로 변환시켜주는 디모듈레이터(300)와; 상기 디모듈레이터(300)의 출력신호를 입력받아 이를 에러정정함과 아울러 이퀄라이제이션 및 싱크(Sync) 리커버리를 수행하고, 내장된 에이디컨버터에 의해 디지털테이터를 출력하는 브이에스비리시버(400)와; 브이에스비리시버(400)에서 출력된 디지털 데이터를 피씨 버스를 이용하여 피씨의 하드디스크에 저장하거나 호스트피씨의 방송채널 오에스(OS)에서 제공되어지는 방송용 소프트웨어를 이용하여 디코딩을 수행할 수 있도록 인터페이스를 제공하는 피씨인터페이스부(600)와; 상기 피씨인터페이스부(600)를 통해 호스트 피씨로부터 채널 튜닝 데이터를 입력받아 그에 따른 채널 튜닝제어신호를 상기 디지털티브이튜너(100)로 출력하는 피엘디(500)로 구성한 것을 특징으로 하는 피씨의 디지털 방송수신용 장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0063614A KR100504773B1 (ko) | 1998-12-31 | 1998-12-31 | 피씨의 디지털 방송수신용 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-1998-0063614A KR100504773B1 (ko) | 1998-12-31 | 1998-12-31 | 피씨의 디지털 방송수신용 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000046887A KR20000046887A (ko) | 2000-07-25 |
KR100504773B1 true KR100504773B1 (ko) | 2005-10-26 |
Family
ID=19570184
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-1998-0063614A Expired - Fee Related KR100504773B1 (ko) | 1998-12-31 | 1998-12-31 | 피씨의 디지털 방송수신용 장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100504773B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100469285B1 (ko) * | 2003-03-05 | 2005-02-02 | 엘지전자 주식회사 | 디지털 tv 신호 발생 장치 |
-
1998
- 1998-12-31 KR KR10-1998-0063614A patent/KR100504773B1/ko not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20000046887A (ko) | 2000-07-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19981231 |
|
PG1501 | Laying open of application | ||
N231 | Notification of change of applicant | ||
PN2301 | Change of applicant |
Patent event date: 20020624 Comment text: Notification of Change of Applicant Patent event code: PN23011R01D |
|
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20031127 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19981231 Comment text: Patent Application |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20050627 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20050721 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20050722 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
FPAY | Annual fee payment |
Payment date: 20080618 Year of fee payment: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20080618 Start annual number: 4 End annual number: 4 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |
Termination category: Default of registration fee Termination date: 20100610 |