HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189760 (18 Oct 2025)

YD/T 2638.2-2018 English PDF

US$479.00 ยท In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
YD/T 2638.2-2018: (Public telecommunication network priority call technical requirements Part 2: CDMA network)
Status: Valid

YD/T 2638.2: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YD/T 2638.2-2018English479 Add to Cart 4 days [Need to translate] (Public telecommunication network priority call technical requirements Part 2: CDMA network) Valid YD/T 2638.2-2018
YD/T 2638.2-2013EnglishRFQ ASK 6 days [Need to translate] Technical requirements for priority calls in public communication network. Part 2: CDMA network Obsolete YD/T 2638.2-2013

PDF similar to YD/T 2638.2-2018


Standard similar to YD/T 2638.2-2018

GB/T 41301   YD/T 1730   YD/T 1548.1   YD/T 2624   YD/T 2636   YD/T 2623   

Basic data

Standard ID YD/T 2638.2-2018 (YD/T2638.2-2018)
Description (Translated English) (Public telecommunication network priority call technical requirements Part 2: CDMA network)
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M19
Word Count Estimation 19,175
Date of Issue 2018-04-30
Date of Implementation 2018-07-01
Older Standard (superseded by this standard) YD/T 2638.2-2013
Regulation (derived from) Ministry of Industry and Information Technology Announcement No.23 of 2018
Issuing agency(ies) Ministry of Industry and Information Technology
Summary This standard specifies the end-to-end implementation techniques for priority calls in CDMA networks, including the functional and interface requirements for terminals, wireless subsystems, and core network subsystem equipment.

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of YD/T 2638.2-2018_English be delivered?

Answer: Upon your order, we will start to translate YD/T 2638.2-2018_English as soon as possible, and keep you informed of the progress. The lead time is typically 2 ~ 4 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of YD/T 2638.2-2018_English with my colleagues?

Answer: Yes. The purchased PDF of YD/T 2638.2-2018_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.

Question 5: Should I purchase the latest version YD/T 2638.2-2018?

Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version YD/T 2638.2-2018 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically.