GB/T 34428.3-2017 English PDF

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GB/T 34428.3-2017: Communication rules of the devices of surveillance and control system for expressway -- Part 3: LED changeable message sign
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 34428.3-2017	279	Add to Cart	3 days	Communication rules of the devices of surveillance and control system for expressway -- Part 3: LED changeable message sign	Valid

Similar standards

GB/T 37471   GB/T 33577   GB/T 26773   GB/T 34428.4   GB/T 34428.5   GB/T 34428.2   

Basic data

Standard ID: GB/T 34428.3-2017 (GB/T34428.3-2017)
Description (Translated English): Communication rules of the devices of surveillance and control system for expressway -- Part 3: LED changeable message sign
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: R87
Classification of International Standard: 93.080.30
Word Count Estimation: 14,174
Date of Issue: 2017-09-29
Date of Implementation: 2018-04-01
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 34428.3-2017: Communication rules of the devices of surveillance and control system for expressway -- Part 3: LED changeable message sign

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Communication rules of the devices of surveillance and control system for expressway-Part 3. LED changeable message sign ICS 93.080.30 R87 National Standards of People's Republic of China Expressway monitoring facilities communications regulations Part 3. LED variable information signs forexpressway-Part 3.LEDchangeablemessagesign 2017-09-29 Posted 2018-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Foreword Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 communication rules 1

Foreword

GB/T 34428 "expressway monitoring facilities communications regulations" is divided into six parts. --- Part 1. General rules; --- Part 2. Vehicle detector; --- Part 3. LED variable information signs; --- Part 4. Weather detector; --- Part 5. Tunnel environment detector; --- Part 6. Map board. This section GB/T 34428 Part 3. This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This part of the National Traffic Engineering Facilities (Highway) Standardization Technical Committee (SAC/TC223) and centralized. This part of the drafting unit. Ministry of Transport Road Research Institute, Beijing Public Branch Feida Traffic Engineering Development Co., Ltd.. The main drafters of this section. Shen Qiang, Su Haoran, Zhao Wenjie, continued macro, Ni Jin, Li Xinxi, Zhuang Xiaoshi, Wen Bing, Zhang Weisu, Li Ping. Expressway monitoring facilities communications regulations Part 3. LED variable information signs

1 Scope

This section GB/T 34428 specifies the terms and definitions of LED variable information signs for expressway monitoring and communication Procedures. This section applies to highway monitoring system in the host computer and LED variable information signs between the data communications.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. Information technology - Information exchange - Seven - digit coded character set GB/T 2311 Information technology character code structure and expansion technology Basic data communication control procedures Information processing - Eight bit code structure and coding rules for information exchange GB/T 34428.1-2017 Expressway monitoring facilities communications protocols Part 1. General procedures

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 LED variable information sign LEDchangeablemessagesign Installed on the side of the highway or on the road to the LED light-emitting elements for the pixel matrix composed of dot-matrix display can be changed by controlling the command Show content, display text or graphics information, used to release traffic guidance, speed feedback, speed limit tips and other information facilities. 3.2 Information file informationfile The file that defines the display content and display mode of the LED variable information flag is stored in the built-in memory of the LED variable information flag Memory, and can be downloaded by the host computer preset. The corresponding number can be displayed by the host computer by sending the corresponding number of the information file. 3.3 Immediately display the information file immediatelydisplayedinformationfile Numbered information file. PC through the download immediately display information file LED variable information signs immediately display. 3.4 Pre-stored graphics file pre-storedimagefile Stored in the LED variable information flag built-in memory, can be downloaded by the host computer bitmap file.

4 communication procedures

4.1 General requirements 4.1.1 Communication flow, classification and coding of information shall comply with the requirements of GB/T 34428.1-2017. ......

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