| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 1976-2009 |
Test methods for 800MHz/2GHz cdma2000 digital cellular mobile communication networks - Air interface signaling conformance for Broadcast and Muticast Service |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 846-1996 |
|
150 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 1880-2009 |
The Technical Requirement of Softswitch and Circuit Switching Network Interworking between Networks |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD 238-1981 |
|
30 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 590.2-1992 |
|
165 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YDN 071-1997 |
|
345 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1238-2002 |
Technical requirements for SDH multi-service transport platform |
420 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 2681-2013 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 2958-2015 |
|
|
via email in
1 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YDN 119.2-1999 |
|
420 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1179-2002 |
Technical Specification of Ethernet over SDH |
195 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1254-2003 |
Access network technical specification-TDD based Ethernet Digital Subscriber Line system (TDD-EDSL):variable length frame transmission mode |
630 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 1097-2009 |
Equipment technical specification Core router |
1380 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1593-2007 |
Technical Specification for Mc Interface between MSC Server and NGW of 2GHz TD-SCDMA/WCDMA Mobile Communication Network (Phase Ⅱ) |
1035 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YDC 078-2008 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1743-2008 |
Security Protection Testing Requirements for Access Network |
225 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 2858.4-2015 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 578-1992 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YDC 021-2003 |
Technical Specification of Upper Layer (Layer3) Signaling for 800MHz CDMA 1X Digital Cellular Mobile Telecommunication Network |
9540 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| YD/T 670-1994 |
|
150 (USD) |
via email in
1-3 business day
|
|
|
|
|
