WO2001050757A1 - Rf back channel for dtv - Google Patents
Rf back channel for dtv Download PDFInfo
- Publication number
- WO2001050757A1 WO2001050757A1 PCT/US2000/032268 US0032268W WO0150757A1 WO 2001050757 A1 WO2001050757 A1 WO 2001050757A1 US 0032268 W US0032268 W US 0032268W WO 0150757 A1 WO0150757 A1 WO 0150757A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- vsb
- digital
- digital vsb
- downstream
- upstream
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/04—Modulator circuits; Transmitter circuits
-
- 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]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
-
- 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
- H04N21/42607—Internal components of the client ; Characteristics thereof for processing the incoming bitstream
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6118—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving cable transmission, e.g. using a cable modem
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
- H04N21/6168—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving cable transmission, e.g. using a cable modem
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Time-Division Multiplex Systems (AREA)
- Communication Control (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR0016856-4A BR0016856A (en) | 1999-12-30 | 2000-11-21 | Digital residual side banding device (vsb) |
CA002392683A CA2392683A1 (en) | 1999-12-30 | 2000-11-21 | Rf back channel for dtv |
KR1020027008319A KR20020067923A (en) | 1999-12-30 | 2000-11-21 | RF Back channel For DTV |
MXPA02006552A MXPA02006552A (en) | 1999-12-30 | 2000-11-21 | Rf back channel for dtv. |
AU16627/01A AU1662701A (en) | 1999-12-30 | 2000-11-21 | Rf back channel for dtv |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47667399A | 1999-12-30 | 1999-12-30 | |
US09/476,673 | 1999-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001050757A1 true WO2001050757A1 (en) | 2001-07-12 |
Family
ID=23892792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/032268 WO2001050757A1 (en) | 1999-12-30 | 2000-11-21 | Rf back channel for dtv |
Country Status (8)
Country | Link |
---|---|
KR (1) | KR20020067923A (en) |
AR (1) | AR028885A1 (en) |
AU (1) | AU1662701A (en) |
BR (1) | BR0016856A (en) |
CA (1) | CA2392683A1 (en) |
MX (1) | MXPA02006552A (en) |
TW (1) | TW506221B (en) |
WO (1) | WO2001050757A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003047089A1 (en) * | 2001-11-26 | 2003-06-05 | Thomson Licensing S.A. | Alternate timing signal for a vestigial sideband modulator |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5535206A (en) * | 1994-11-14 | 1996-07-09 | Zenith Electronics Corporation | Upstream data transmission system for cable television |
WO1998038744A1 (en) * | 1997-02-27 | 1998-09-03 | Seiko Epson Corporation | Oscillator and method for setting oscillation frequency of the same |
US5889765A (en) * | 1996-02-12 | 1999-03-30 | Northern Telecom Limited | Bi-directional communications network |
-
2000
- 2000-11-21 MX MXPA02006552A patent/MXPA02006552A/en unknown
- 2000-11-21 BR BR0016856-4A patent/BR0016856A/en not_active Application Discontinuation
- 2000-11-21 CA CA002392683A patent/CA2392683A1/en not_active Abandoned
- 2000-11-21 AU AU16627/01A patent/AU1662701A/en not_active Abandoned
- 2000-11-21 WO PCT/US2000/032268 patent/WO2001050757A1/en active Application Filing
- 2000-11-21 KR KR1020027008319A patent/KR20020067923A/en not_active Application Discontinuation
- 2000-12-05 TW TW089125883A patent/TW506221B/en not_active IP Right Cessation
- 2000-12-12 AR ARP000106576A patent/AR028885A1/en unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5535206A (en) * | 1994-11-14 | 1996-07-09 | Zenith Electronics Corporation | Upstream data transmission system for cable television |
US5889765A (en) * | 1996-02-12 | 1999-03-30 | Northern Telecom Limited | Bi-directional communications network |
WO1998038744A1 (en) * | 1997-02-27 | 1998-09-03 | Seiko Epson Corporation | Oscillator and method for setting oscillation frequency of the same |
Non-Patent Citations (5)
Title |
---|
ANGI M ET AL: "MULTIMEDIA APPLICATIONS AND THEIR BANDWIDTH NEEDS", INTERNATIONAL CONFERENCE ON CONSUMER ELECTRONICS - DIGEST OF TECHNICALPAPERS,US,NEW YORK, IEEE, VOL. CONF. 14, PAGE(S) 182-183, ISBN: 0-7803-2141-3, XP000547780 * |
ELDERING C A ET AL: "CATV RETURN PATH CHARACTERIZATION FOR RELIABLE COMMUNICATIONS", IEEE COMMUNICATIONS MAGAZINE,US,IEEE SERVICE CENTER. PISCATAWAY, N.J, VOL. 33, NR. 8, PAGE(S) 62-69, ISSN: 0163-6804, XP000525541 * |
HOPKINS R: "DIGITAL TERRESTRIAL HDTV FOR NORTH AMERICA: THE GRAND ALLIANCE HDTVSYSTEM", IEEE TRANSACTIONS ON CONSUMER ELECTRONICS,IEEE INC. NEW YORK,US, VOL. 40, NR. 3, PAGE(S) 185-198, ISSN: 0098-3063, XP000471174 * |
NAIR A N: "INTERACTIVE TELEVISION SETTOP TERMINAL ARCHITECTURES", DIGEST OF PAPERS OF THE COMPUTER SOCIETY COMPUTER CONFERENCE COMPCON,US,LOS ALAMITOS, IEEE COMP. SOC. PRESS, VOL. CONF. 41, PAGE(S) 233-238, ISBN: 0-8186-7414-8, XP000628482 * |
WILSON E J: "INTRODUCTORY SCENARIOS FOR INTERACTIVE TELEVISION", EBU REVIEW- TECHNICAL,BE,EUROPEAN BROADCASTING UNION. BRUSSELS, NR. 275, PAGE(S) 28-41, ISSN: 0251-0936, XP000767497 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003047089A1 (en) * | 2001-11-26 | 2003-06-05 | Thomson Licensing S.A. | Alternate timing signal for a vestigial sideband modulator |
US6940936B2 (en) * | 2001-11-26 | 2005-09-06 | Thomson Licensing S.A. | Alternate timing signal for a vestigial sideband modulator |
CN100417014C (en) * | 2001-11-26 | 2008-09-03 | 汤姆森特许公司 | Alternate timing signal for a vestigial sideband modulator |
KR100941012B1 (en) * | 2001-11-26 | 2010-02-05 | 톰슨 라이센싱 에스.에이. | Alternate timing signal for a vestigial sideband modulator |
Also Published As
Publication number | Publication date |
---|---|
KR20020067923A (en) | 2002-08-24 |
AR028885A1 (en) | 2003-05-28 |
AU1662701A (en) | 2001-07-16 |
TW506221B (en) | 2002-10-11 |
MXPA02006552A (en) | 2003-04-10 |
BR0016856A (en) | 2002-09-10 |
CA2392683A1 (en) | 2001-07-12 |
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