| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| SJ 20853-2002 |
Specification of the independent intelligent peripheral interfaced with the serivice control point and the service switch point in the military intelligent network |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| GB/T 7610-1987 |
Characteristics of pulse code modulation for voice-frequencies |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 29235.1-2012 |
Energy efficiency metrology and test methods for access equipments—Part 1:ADSL CPE |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1374.3-2007 |
Technical Requirements for Iu Interface of 2GHz TD-SCDMA/WCDMA Digital Cellular Mobile Communication Network(Phase Ⅱ)Part 3:Signalling Transport |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1236-2002 |
The technical requirement and test methods for video conference system based on N-ISDN |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| GB/T 18498-2001 |
Interworking between packet switched public data networks and public maritime mobile satellite data transmission systems |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 970-1998 |
Generic conference control |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YD/T 1981-2009 |
Test method for Mg/Mi/Mj/Mk/Mw/Gm interface in IMS system in mobile communication network |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 1449.1-2006 |
Equipment Technical Requirements for Broadband Customer Network Based on Telecommunication Network Part 1:Gateway |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 33473-2016 |
General technical requirements of handover interfacefor instant communication services |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 7611-1987 |
Parameters of digital interface for PCM systems over telecommunication network |
 (USD) |
via email in
1-5 business day
|
ABOLISHED
|
|
| YD/T 1157.1-2002 |
The requirements for calling party number Supplementary 1 |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YD/T 1087-2000 |
Technical Specification of ISDN User-network Interface (Supplementary Part to Support IP Access) |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 7611-2016 |
Characteristics of the electrical interface at hierarchicalbit rate for digital network |
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| YDN 095-1998 |
|
 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| YD/T 1315-2004 |
Test method of adaption layer of No.7 signalling interworking with IP--Message Transfer Part (MTP) level 2 peer-to-peer adaption layer |
 (USD) |
via email in
1-8 business day
|
VALID
|
|
| YD/T 1567-2007 |
Testing Methods for 2GHz cdma2000 Digital Cellular Mobile Communication Network:High Rate Packet Data(Phase Ⅰ)Access Terminal(AT) |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| YDB 010-2007 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| YD/T 613-1993 |
|
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| YD/T 1994.1-2009 |
Remote management technical requirements for access network CPE Part 1: general requirement |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
|
|
