| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YD/T 1657.4-2007 |
Technical Specification for the Proxy Supporting Network Address Translation/Firewall Traverse of Multimedia Services Part 4:H.248 Proxy |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 839.3-2000 |
Filling compounds and flooding compounds for telecommunication cable and optical fiber cable Part3:Cool-application filling compounds |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YDN 062-1997 |
Fault Detection and Locating Procedure for PDH Passage, Section and Transmission System as well as SDH Passage and Multiplex Section |
 (USD) |
via email in
1 business day
|
VALID
|
|
| YDC 043.1-2006 |
Technical Requirements of Wireless Application Protocol（WAP）Part 1 Architecture |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 502-1991 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 958-1998 |
Digital subscriber signalling system No.1(DSS1)-signalling specification for frame mode basic call control |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YDN 142-2008 |
Test Method for Network Intrusion Detection System |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1812.2-2009 |
Technical Specifications and Test Method of 10Gbit/s TOSA and ROSA Part 2:10Gbit/s Cooled TOSA |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YDB 012-2007 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 2750-2014 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 623-1993 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1210-2002 |
900/1800MHz TDMA digital cellular mobile telecommunications netwrok test method of Service Switching Point (SSP)for CAMEL2 |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1405-2005 |
Technical requirements of security routing for inter-public telecom network |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 122-1997 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 828.312-1996 |
Measuring Method of Equipments Used in Digital Microwave Wireless Transmission System Part 3 Measurement of Satellite Communication Earth Stations Section 12: Total System Performances |
 (USD) |
via email in
1 business day
|
VALID
|
|
| YD/T 1094-2000 |
900/1800 MHz TDMA Digital Cellulor Mobile |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1547-2007 |
Technical Specification for 2GHz WCDMA Digital Cellular Mobile Communication Network User Equipment (Phase Ⅰ) |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YD/T 1008-1999 |
Technical requirements and measurement methods for mobile communication shift frequency repeater |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YDN 117-1999 |
|
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T/Z 17-1978 |
|
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
|
|
