CN109391283B - 基于污水处理厂运行维护的对讲系统 - Google Patents
基于污水处理厂运行维护的对讲系统 Download PDFInfo
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- CN109391283B CN109391283B CN201811520923.4A CN201811520923A CN109391283B CN 109391283 B CN109391283 B CN 109391283B CN 201811520923 A CN201811520923 A CN 201811520923A CN 109391283 B CN109391283 B CN 109391283B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/3833—Hand-held transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L51/00—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
- H04L51/07—User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail characterised by the inclusion of specific contents
- H04L51/10—Multimedia information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811520923.4A CN109391283B (zh) | 2018-12-12 | 2018-12-12 | 基于污水处理厂运行维护的对讲系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811520923.4A CN109391283B (zh) | 2018-12-12 | 2018-12-12 | 基于污水处理厂运行维护的对讲系统 |
Publications (2)
Publication Number | Publication Date |
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CN109391283A CN109391283A (zh) | 2019-02-26 |
CN109391283B true CN109391283B (zh) | 2019-11-05 |
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CN201811520923.4A Active CN109391283B (zh) | 2018-12-12 | 2018-12-12 | 基于污水处理厂运行维护的对讲系统 |
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CN (1) | CN109391283B (zh) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104393994B (zh) * | 2014-10-24 | 2021-03-16 | 中兴通讯股份有限公司 | 一种音频数据安全传递方法、系统及终端 |
ES1141495Y (es) * | 2015-06-24 | 2015-10-07 | Fermax Design & Dev S L U | Sistema de video portero multicanal con acceso a servicios digitales avanzados |
CN106209135A (zh) * | 2016-06-17 | 2016-12-07 | 黑龙江省电力科学研究院 | 用于输电线路状态检修的智能对讲机 |
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2018
- 2018-12-12 CN CN201811520923.4A patent/CN109391283B/zh active Active
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SE01 | Entry into force of request for substantive examination | ||
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GR01 | Patent grant | ||
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Intercommunication system based on sewage treatment plant operation maintenance Effective date of registration: 20191220 Granted publication date: 20191105 Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd Pledgor: Chengdu Hite Control System Co., Ltd. Registration number: Y2019980001169 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20201224 Granted publication date: 20191105 Pledgee: Bank of Chengdu science and technology branch of Limited by Share Ltd. Pledgor: CHENGDU HI-TECH CONTROL SYSTEM Co.,Ltd. Registration number: Y2019980001169 |