| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YDN 048-1997 |
Technical Specifications for Service Control Points (SCP) of China Intelligent Network Equipment |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 7395-1987 |
Test methods of 600-9600bit/s baseband MODEM |
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 785-1995 |
|
 (USD) |
via email in
1 business day
|
ABOLISHED
|
|
| YD/T 1129-2001 |
Technical Specification of Set--Top--Box(STB)in Telecommunication Networks |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| JT/T 628-2005 |
Ship terminal device technical requirements of VHF marine data communication system for inland waterway |
 (USD) |
via email in
1-3 business day
|
|
|
| YD/T 782-1995 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 13427-1992 |
Performance requirement of the delta modulation equipment |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 704-1993 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1701-2007 |
Security Requirements of H.323 Network |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1697-2007 |
Technical Specificaton for IPTV COP&SOP Interface |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| MT/T 899-2000 |
Information transmission device for coal mine |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 669-1994 |
|
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 15845.4-1995 |
Performance requirements of audiovisual terminals--Narrow-band visual telephone systems and terminal equipment |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YD/T 1927-2009 |
Technical Requirements for the Softswitch Services Access Control Device |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 7618-1987 |
Electrical characteristics for unbalanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD 5022-1996 |
Design Code for Public Packet Switched Data Network Engineering |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 28512-2012 |
Diameter base protocol for IP network |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1097-2009 |
Equipment technical specification Core router |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YDN 118-1999 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1943-2009 |
Technique Requirement for Layer 3 Provider Provisioned Virtual Private Network Service |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
