Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
YD/T 1973.4-2009 800MHz/2GHz cdma2000 digital cellular mobile telecommunication network multimedia domain equipment test method - Part 4: Multimedia resource equipments $450.00 via email in 1~3 business day valid
YD/T 1988-2009 Mobile multimedia broadcast service - Service platform test methods $390.00 via email in 1~3 business day valid
YD/T 1989-2009 Test method for air interface of 1800MHz SCDMA broadband wireless access system $690.00 via email in 1~3 business day valid
YD/T 2035-2009 Technical requirements for short message spam filtering on mobile terminals $210.00 via email in 1~3 business day valid
YD/T 2037-2009 Differentiated security service for mobile communication $330.00 via email in 1~3 business day valid
YD/T 2858.4-2015 2GHz TD-SCDMA digital cellular mobile telecommunication network-Multi-carrier HSPA-lub interface technical requirement Part 4: NBAP signaling $19050.00 via email in 1~5 business day valid
YD/T 3111-2016 Ambient noise rejection performance requirement and test method for communication terminal equipments $604.00 via email in 1~5 business day to be superseded
YD/T 4157-2022 Transmission Performance Requirements and Test methods for speech recognition devices in vehicle $330.00 via email in 1~5 business day valid
YD/T 5067-2005 Specifications on Engineering Acceptance for 900/1800MHz TDMA Digital Cellular Mobile Communication System $450.00 via email in 1~3 business day valid
YD/T 5086-2000 Provisional Supervision Specification of Equipment Installtion Engineering for Digital Mobile Communication (TDMA) $330.00 via email in 1~5 business day superseded
YD/T 679-1994 Quality grading criteria of PBC electromechanical subscriber line concentrator $300.00 via email in 1~3 business day abolished
YD/T 713-1994 Technical requirement and test method for wireless subscriber concentrator access to public telephone network $150.00 via email in 1~3 business day abolished
YD/T 855.22-1996 900mhz TDMA Digital Cellular Mobile Communication Network. Specifications for Physical Layer of Wireless Interface $600.00 via email in 1~3 business day valid
YD/T 883-1996 900MHz TDMA digital cellular mobile communication network base station radio equipment specifications and test methods via email in 1~3 business day superseded
YD/T 884-1996 Technical index and test method of 900/1800MHz TDMA digital cellular mobile telecommunication network mobile station $450.00 via email in 1~5 business day superseded
YD/T 942-1997 Technical specifications and test methods of paging receivers for high speed radio paging system $300.00 via email in 1~5 business day abolished
YD/T 952-1998 Technical requirements and measurement methods for 900MHz RF repeater $190.00 via email in 1~3 business day superseded
YDB 126-2013 Energy Efficiency Classification for Power Adapter of Telecommunication Terminal Equipment $90.00 via email in 1~3 business day valid
YDC 005-2002 Technical specification of Switching Sub-system for 800MHz CDMA Digital Cellular Mobile Telecommunication Network subscriber to select different long-distance networks $135.00 via email in 1~3 business day valid
YDC 006-2002 Technical Specification of Switching Sub-system for 900/1800MHz TDMA Digital Cellular Mobile Telecommunication Network Subscribers to Select Different Long-distance Networks $255.00 via email in 1~3 business day valid
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