CN1080066C - 在有线电视传送网络中用于上行链路频带的测量柱 - Google Patents
在有线电视传送网络中用于上行链路频带的测量柱 Download PDFInfo
- Publication number
- CN1080066C CN1080066C CN98105572A CN98105572A CN1080066C CN 1080066 C CN1080066 C CN 1080066C CN 98105572 A CN98105572 A CN 98105572A CN 98105572 A CN98105572 A CN 98105572A CN 1080066 C CN1080066 C CN 1080066C
- Authority
- CN
- China
- Prior art keywords
- power supply
- signal
- catv
- transmission network
- uplink 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
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/10—Adaptations for transmission by electrical cable
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970047956A KR100252305B1 (ko) | 1997-09-20 | 1997-09-20 | Catv 전송망의 상향대역 측정봉 |
KR47956/97 | 1997-09-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1212574A CN1212574A (zh) | 1999-03-31 |
CN1080066C true CN1080066C (zh) | 2002-02-27 |
Family
ID=19521462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN98105572A Expired - Fee Related CN1080066C (zh) | 1997-09-20 | 1998-03-13 | 在有线电视传送网络中用于上行链路频带的测量柱 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2979539B2 (ja) |
KR (1) | KR100252305B1 (ja) |
CN (1) | CN1080066C (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101417794B1 (ko) * | 2012-07-03 | 2014-07-09 | 한국전력공사 | 전력선 통신 기반의 원격 검침용 계측장치 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0267529A2 (de) * | 1986-11-08 | 1988-05-18 | Nokia (Deutschland) GmbH | Video-Wiedergabegerät mit wenigstens einem Video-Kopfverstärker |
JPS63119330A (ja) * | 1986-11-07 | 1988-05-24 | Hitachi Ltd | レベル調整装置 |
-
1997
- 1997-09-20 KR KR1019970047956A patent/KR100252305B1/ko not_active IP Right Cessation
-
1998
- 1998-03-13 CN CN98105572A patent/CN1080066C/zh not_active Expired - Fee Related
- 1998-03-19 JP JP10070215A patent/JP2979539B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63119330A (ja) * | 1986-11-07 | 1988-05-24 | Hitachi Ltd | レベル調整装置 |
EP0267529A2 (de) * | 1986-11-08 | 1988-05-18 | Nokia (Deutschland) GmbH | Video-Wiedergabegerät mit wenigstens einem Video-Kopfverstärker |
Also Published As
Publication number | Publication date |
---|---|
JP2979539B2 (ja) | 1999-11-15 |
KR100252305B1 (ko) | 2000-04-15 |
KR19990026023A (ko) | 1999-04-06 |
CN1212574A (zh) | 1999-03-31 |
JPH11112959A (ja) | 1999-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020227 Termination date: 20150313 |
|
EXPY | Termination of patent right or utility model |