GPS location tracking and sending over 3G using GPRS

Source: Getting GPS location and transmit over 3G/EDGE/GSM with Arduino | We Work We Play

The new 3G shield for Arduino enables the connectivity to high speed WCDMA and HSPA cellular networks in order to make possible the creation of the next level of worldwide interactivity projects inside the new “Internet of Things” era.

Source: 3G/GPRS shield for Arduino, Raspberry Pi and Intel Galileo (3G + GPS)

Source: common AT-commands – 3G modem wiki

Source: R40eUbuntu-Sempron26Debian: Modem AT Command : COPS — 與 operator 相關

Source: [Hilo] How to get network time automatically with ? | HL Series FAQ | Sierra Wireless Developer Forum

Source: Share about Firmware-Hardware and the latest USB technology. : USB Type-C Configuration Channel (CC) pin function

Learn how existing USB 2.0 and 3.0 designs can support the emerging USB Type-C connector to offer consumers USB Power Delivery, analog audio, and 180 degree rotational symmetry.

Source: Converting Existing USB Designs to Support Type-C Connections

Source: Car charger车充应用IC及方案