CN1845496A - 矿用隔爆兼本安型工业以太环网交换机 - Google Patents
矿用隔爆兼本安型工业以太环网交换机 Download PDFInfo
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- CN1845496A CN1845496A CNA200610040152XA CN200610040152A CN1845496A CN 1845496 A CN1845496 A CN 1845496A CN A200610040152X A CNA200610040152X A CN A200610040152XA CN 200610040152 A CN200610040152 A CN 200610040152A CN 1845496 A CN1845496 A CN 1845496A
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- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1835—Buffer management
- H04L1/1845—Combining techniques, e.g. code combining
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L2001/0092—Error control systems characterised by the topology of the transmission link
- H04L2001/0096—Channel splitting in point-to-point links
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/12—Details relating to cryptographic hardware or logic circuitry
- H04L2209/127—Trusted platform modules [TPM]
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- H—ELECTRICITY
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- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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- H—ELECTRICITY
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- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/22—TPC being performed according to specific parameters taking into account previous information or commands
- H04W52/225—Calculation of statistics, e.g. average, variance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR, Eb/lo
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
- H04W52/18—TPC being performed according to specific parameters
- H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
- H04W52/242—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account path loss
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/005—Discovery of network devices, e.g. terminals
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Abstract
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101262354B (zh) * | 2007-11-06 | 2012-01-11 | 北京东土科技股份有限公司 | 一种嵌入式工业交换机 |
CN103595659A (zh) * | 2013-11-29 | 2014-02-19 | 陕西汇华数字科技有限公司 | 矿用隔爆兼本安型万兆环网交换机 |
CN108418904A (zh) * | 2018-06-05 | 2018-08-17 | 天地科技股份有限公司上海分公司 | 以太网通信控制装置及综采工作面通信网络 |
CN111510177A (zh) * | 2020-04-23 | 2020-08-07 | 中国科学院地质与地球物理研究所 | 一种井下工具、信号传输系统及信号传输方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US3909547A (en) * | 1971-12-22 | 1975-09-30 | Gai Tronics Corp | Mine paging and telephone system |
CN1114822A (zh) * | 1995-04-07 | 1996-01-10 | 朱久龙 | 无爆三防电器设备壳体 |
CN2495017Y (zh) * | 2001-08-29 | 2002-06-12 | 记忆科技(深圳)有限公司 | 一种通用串行总线接口闪存存储器 |
CN2672971Y (zh) * | 2003-12-17 | 2005-01-19 | 中国矿业大学 | 矿用隔爆兼本安型网络交换机 |
CN100369355C (zh) * | 2005-09-09 | 2008-02-13 | 东南大学 | 全网络化数字保护装置 |
CN2894109Y (zh) * | 2006-04-30 | 2007-04-25 | 徐州华讯科技有限公司 | 矿用隔爆兼本安型工业以太环网交换机 |
-
2006
- 2006-04-30 CN CNB200610040152XA patent/CN100466521C/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101262354B (zh) * | 2007-11-06 | 2012-01-11 | 北京东土科技股份有限公司 | 一种嵌入式工业交换机 |
CN103595659A (zh) * | 2013-11-29 | 2014-02-19 | 陕西汇华数字科技有限公司 | 矿用隔爆兼本安型万兆环网交换机 |
CN108418904A (zh) * | 2018-06-05 | 2018-08-17 | 天地科技股份有限公司上海分公司 | 以太网通信控制装置及综采工作面通信网络 |
CN108418904B (zh) * | 2018-06-05 | 2024-04-09 | 天地科技股份有限公司上海分公司 | 以太网通信控制装置及综采工作面通信网络 |
CN111510177A (zh) * | 2020-04-23 | 2020-08-07 | 中国科学院地质与地球物理研究所 | 一种井下工具、信号传输系统及信号传输方法 |
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