JP2015171035A - パケット受信装置 - Google Patents
パケット受信装置 Download PDFInfo
- Publication number
- JP2015171035A JP2015171035A JP2014045444A JP2014045444A JP2015171035A JP 2015171035 A JP2015171035 A JP 2015171035A JP 2014045444 A JP2014045444 A JP 2014045444A JP 2014045444 A JP2014045444 A JP 2014045444A JP 2015171035 A JP2015171035 A JP 2015171035A
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- Japan
- Prior art keywords
- packet
- data
- reception buffer
- storage address
- transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/55—Prevention, detection or correction of errors
- H04L49/552—Prevention, detection or correction of errors by ensuring the integrity of packets received through redundant connections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/90—Buffering arrangements
- H04L49/901—Buffering arrangements using storage descriptor, e.g. read or write pointers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/90—Buffering arrangements
- H04L49/9042—Separate storage for different parts of the packet, e.g. header and payload
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
【解決手段】パケット受信装置1の受信バッファ3は複数の格納アドレスを有する。パケット判定部4は、本系と予備系を含む複数の回線2からパケットを受信する。そして、パケット判定部4は、パケットに振られた固有番号に対応する格納アドレスを求め、その格納アドレスにパケットのデータを上書きして格納する。パケット引抜伝送部5は、受信バッファ3に格納されたデータを引き抜いてパケット伝送する。
【選択図】図1
Description
Claims (3)
- 複数の格納アドレスを有する受信バッファと、
本系と予備系を含む複数の回線からパケットを受信し、前記パケットに振られた固有番号に対応する格納アドレスを求め、その格納アドレスに前記パケットのデータを上書きして格納するパケット判定部と、
前記受信バッファに格納されたデータを引き抜いてパケット伝送するパケット引抜伝送部とを備えることを特徴とするパケット受信装置。 - 前記パケット引抜伝送部は、データを引き抜いた前記受信バッファの格納アドレスにNULLを書き込み、前記受信バッファから引き抜いたデータがNULLの場合にはそのデータをパケット伝送しないことを特徴とする請求項1に記載のパケット受信装置。
- 前記パケットに振られた固有番号はRTPパケット内のシーケンス番号であることを特徴とする請求項1又は2に記載のパケット受信装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014045444A JP5821986B2 (ja) | 2014-03-07 | 2014-03-07 | パケット受信装置 |
US15/116,766 US9998405B2 (en) | 2014-03-07 | 2014-11-25 | Packet reception apparatus |
PCT/JP2014/081122 WO2015133020A1 (ja) | 2014-03-07 | 2014-11-25 | パケット受信装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014045444A JP5821986B2 (ja) | 2014-03-07 | 2014-03-07 | パケット受信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015171035A true JP2015171035A (ja) | 2015-09-28 |
JP5821986B2 JP5821986B2 (ja) | 2015-11-24 |
Family
ID=54054843
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014045444A Active JP5821986B2 (ja) | 2014-03-07 | 2014-03-07 | パケット受信装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9998405B2 (ja) |
JP (1) | JP5821986B2 (ja) |
WO (1) | WO2015133020A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6344348B2 (ja) * | 2015-09-14 | 2018-06-20 | 株式会社デンソー | バッファ制御装置、通信ノード、及び中継装置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4068545B2 (ja) * | 2003-10-24 | 2008-03-26 | 日本電信電話株式会社 | パケット受信方法および装置 |
EP2424179B1 (en) | 2004-07-14 | 2014-01-15 | Nippon Telegraph And Telephone Corporation | Packet transmission method and packet transmission device |
JP2007209040A (ja) * | 2004-11-18 | 2007-08-16 | Nippon Telegr & Teleph Corp <Ntt> | パケット転送方法及びパケット転送装置 |
US8135024B2 (en) | 2005-11-14 | 2012-03-13 | Corning Incorporated | Method and system to reduce interconnect latency |
JP4854029B2 (ja) | 2007-06-08 | 2012-01-11 | Kddi株式会社 | 無瞬断パケット切替装置 |
JP4864029B2 (ja) | 2008-02-26 | 2012-01-25 | シャープ株式会社 | 原稿読取装置 |
US7933283B1 (en) * | 2008-03-04 | 2011-04-26 | Cortina Systems, Inc. | Shared memory management |
JP2011035516A (ja) * | 2009-07-30 | 2011-02-17 | Toshiba Corp | Ipパケット転送装置ならびにその転送方法および転送プログラム |
DK2823616T3 (da) * | 2012-03-06 | 2021-01-11 | Appear Tv As | Fremgangsmåde, enhed og system til pakketransmission over ip-netværk |
-
2014
- 2014-03-07 JP JP2014045444A patent/JP5821986B2/ja active Active
- 2014-11-25 US US15/116,766 patent/US9998405B2/en active Active
- 2014-11-25 WO PCT/JP2014/081122 patent/WO2015133020A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
US20170019352A1 (en) | 2017-01-19 |
WO2015133020A1 (ja) | 2015-09-11 |
JP5821986B2 (ja) | 2015-11-24 |
US9998405B2 (en) | 2018-06-12 |
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