FR2811500B1 - Systeme de diffusion souterraine - Google Patents
Systeme de diffusion souterraineInfo
- Publication number
- FR2811500B1 FR2811500B1 FR0104146A FR0104146A FR2811500B1 FR 2811500 B1 FR2811500 B1 FR 2811500B1 FR 0104146 A FR0104146 A FR 0104146A FR 0104146 A FR0104146 A FR 0104146A FR 2811500 B1 FR2811500 B1 FR 2811500B1
- Authority
- FR
- France
- Prior art keywords
- broadcasting system
- underground broadcasting
- underground
- broadcasting
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/67—Common-wave systems, i.e. using separate transmitters operating on substantially the same frequency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/61—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast
- H04H20/62—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for local area broadcast, e.g. instore broadcast for transportation systems, e.g. in vehicles
-
- 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
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2383—Channel coding or modulation of digital bit-stream, e.g. QPSK modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
- H04H2201/20—Aspects of broadcast communication characterised by the type of broadcast system digital audio broadcasting [DAB]
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Radio Relay Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000203718A JP2002026841A (ja) | 2000-07-05 | 2000-07-05 | 地下放送システム |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2811500A1 FR2811500A1 (fr) | 2002-01-11 |
FR2811500B1 true FR2811500B1 (fr) | 2004-11-19 |
Family
ID=18701090
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0104146A Expired - Fee Related FR2811500B1 (fr) | 2000-07-05 | 2001-03-28 | Systeme de diffusion souterraine |
Country Status (5)
Country | Link |
---|---|
US (1) | US20020003805A1 (fr) |
JP (1) | JP2002026841A (fr) |
KR (1) | KR20020003498A (fr) |
FR (1) | FR2811500B1 (fr) |
GB (1) | GB2366145B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040048596A1 (en) * | 2002-09-10 | 2004-03-11 | Nortel Networks Limited | Method and apparatus for extending high bandwidth communication services to the edge of the network |
JP2005130182A (ja) * | 2003-10-23 | 2005-05-19 | Toshiba Corp | 鉄道車両用放送サービス提供システム |
US20050289611A1 (en) * | 2004-06-25 | 2005-12-29 | Nkb Inc. | Subway-car broadcasting system |
KR101189275B1 (ko) | 2005-08-26 | 2012-10-09 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 그 제조 방법 |
JP4504437B2 (ja) * | 2008-04-07 | 2010-07-14 | 株式会社東芝 | 鉄道車両用放送サービス提供システム |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2609228B1 (fr) * | 1986-12-24 | 1989-12-01 | France Etat | Procede de diffusion numerique dans des canaux de television |
JPH0479617A (ja) * | 1990-07-20 | 1992-03-13 | Yoshiyuki Uchida | 地下空間への情報提供システム |
KR940012929A (ko) * | 1992-11-12 | 1994-06-24 | 소용철 | 지하 통신 시스템 |
US5371548A (en) * | 1993-07-09 | 1994-12-06 | Cable Television Laboratories, Inc. | System for transmission of digital data using orthogonal frequency division multiplexing |
US5537637A (en) * | 1993-09-21 | 1996-07-16 | Nhk Integrated Technology, Inc. | Medium-frequency radio broadcasting retransmission system for confined and electromagnetically shielded areas |
JP2989742B2 (ja) * | 1994-05-20 | 1999-12-13 | 株式会社日立製作所 | ディジタル放送システムおよび該ディジタル放送用の送信システムならびに該ディジタル放送用の受信システム |
DE4429785C1 (de) * | 1994-08-23 | 1996-01-25 | Heidelberger Baustofftech Gmbh | Beschichtungssystem für zementgebundene Böden |
JPH08316932A (ja) * | 1995-05-17 | 1996-11-29 | Nippon Columbia Co Ltd | Ofdm復調器 |
JPH09214413A (ja) * | 1996-02-07 | 1997-08-15 | Sumitomo Electric Ind Ltd | 無線中継システム |
JP3431785B2 (ja) * | 1996-12-24 | 2003-07-28 | シャープ株式会社 | 直交周波数多重変調信号復調装置 |
US6169751B1 (en) * | 1997-03-10 | 2001-01-02 | Matsushita Electric Industrial Co., Ltd. | OFDM receiving apparatus |
KR100244979B1 (ko) * | 1997-08-14 | 2000-02-15 | 서정욱 | 부호분할다중접속 방식의 개인휴대통신용 마이크로셀룰라 이동통신 시스템 |
CN1122378C (zh) * | 1997-09-19 | 2003-09-24 | 三菱电机株式会社 | 图象数据传送系统及方法 |
JP2000078079A (ja) * | 1998-08-27 | 2000-03-14 | Tokin Corp | 再送信システム |
JP4410388B2 (ja) * | 1999-06-22 | 2010-02-03 | パナソニック株式会社 | Ofdm復調装置およびofdm復調方法 |
JP2001078155A (ja) * | 1999-09-03 | 2001-03-23 | Hitachi Ltd | Ofdmを用いた画像情報伝送方法およびその応用装置 |
-
2000
- 2000-07-05 JP JP2000203718A patent/JP2002026841A/ja active Pending
-
2001
- 2001-03-23 US US09/814,706 patent/US20020003805A1/en not_active Abandoned
- 2001-03-27 GB GB0107656A patent/GB2366145B/en not_active Expired - Fee Related
- 2001-03-28 FR FR0104146A patent/FR2811500B1/fr not_active Expired - Fee Related
- 2001-05-11 KR KR1020010025852A patent/KR20020003498A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2811500A1 (fr) | 2002-01-11 |
US20020003805A1 (en) | 2002-01-10 |
GB2366145B (en) | 2002-10-30 |
KR20020003498A (ko) | 2002-01-12 |
GB2366145A (en) | 2002-02-27 |
JP2002026841A (ja) | 2002-01-25 |
GB0107656D0 (en) | 2001-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20151130 |