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芯讯通无线科技（上海）有限公司（SIMCom Wireless Solutions Co.,Ltd.）是全球领先的M2M模块及解决方案供应商。芯讯通自2002年成立以来，一直致力于提供GSM/GPRS/EDGE，WCDMA/HSPA/HSPA+，CDMA 1xRTT/EV-DO，FDD/TDD-LTE，eMTC(CAT-M1) ，NB-IoT无线蜂窝通信以及GPS/GLONASS/BEIDOU卫星定位等多种技术平台的模块或终端级别解决方案。历经十余载在无线通信领域的潜心耕耘，芯讯通始终坚守“以市场为导向，以人才为根本，以创新为动力，以品质为基础”的承诺，向全世界源源不断输出高性价比的无线模块或通信终端产品。公司现有80%的员工为具备丰富经验的工程师，拥有超过1500项无线技术专利；多年的无线技术积累使得芯讯通的产品得到全世界通信行业者的广泛关注，并取得了包括CE, FCC, GCF, PTCRB在内的超过100个认证，以及通过30余个通信运营商的认证。
Change:Product Code,Software Change
No.:PCN-20171109-012
Description:In order to ensure the stable supply of SIM808 module, SIMCom must adopt new D/C MT6261 chipset, which is supplied by MediaTek and adopted a new foundry. MediaTek has released a patch to keep chip performance among different foundry. Correspondingly, SIMCom will launch a new software version, and this patch will be added to all of new software version launched after 2017/07/24
Change:Product Code,Software Change
No.:PCN-20171109-012
Description:In order to ensure the stable supply of SIM808 module, SIMCom must adopt new D/C MT6261 chipset, which is supplied by MediaTek and adopted a new foundry. MediaTek has released a patch to keep chip performance among different foundry. Correspondingly, SIMCom will launch a new software version, and this patch will be added to all of new software version launched after 2017/07/24
Change:Product Code
No.:PCN-20171012-009
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Product Code
No.:PCN-20171012-010
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320JE have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications. In order to distinguish the module which use new WCDMA PAs
Change:Assembly Process
No.:PCN-20171012-007
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Product Code
No.:PCN-20171012-007
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Product Code
No.:PCN-20171012-009
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Product Code
No.:PCN-20171012-008
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Product Code
No.:PCN-20171012-007
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
Change:Assembly Process
No.:PCN-20171012-007
Description:Because the WCDMA PAs, Antenna Switch and FLASH used in SIM5320J have been phased out, SIMCom has to change them to new ones. The discontinued ones and the replacement ones are all listed in above table. SIMCom declares that this change will not affect the customer applications
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