GPS card reader

• US 20030033462A1
• Filed: 08/08/2001
• Published: 02/13/2003
• Est. Priority Date: 08/08/2001
• Status: Active Grant

• Current Assignee: Silicon Motion Incorporated California (Silicon Motion)
• Original Assignee: Fieya Technology Corp.
• Inventors: Wu, Bing-Fei, Kuo, Lung-Yi, Fu, Jou-Wei, Chien, Cheng-Chih, Tien, Chung-Chi
• Granted Patent: US 6,754,756 B2
• Time in Patent Office: Days
• US Class Current: 710/300
• CPC Class Codes: G06F 13/387 for adaptation of different data processing systems to different peripheral devices, e.g. protocol converters for incompatible systems, open system

Abstract

A global positioning system (GPS) card reader comprises a bus connection interface, a GPS module, a universal asynchronous receiver transmitter (UART) coupled with the GPS module and a complex programmable logic circuit comprising a complex programmable logic device. The complex programmable logic circuit connects with the bus connection interface and comprises at least: a card information structural (CIS) memory, am address decoder, a power control register, and a storage card coupling for connecting a storage card.

Claims

1. A global positioning system (GPS) card reader, comprising:

a bus connection interface;

a global positioning system (GPS) module;

a universal asynchronous receiver transmitter (UART) in connection with the GPS module and a complex programmable logic circuit;

the complex programmable logic circuit, which is composed of a complex programmable logic device (CPLD) and coupled to the bus connection interface, further comprising at least a card information structural (CIS) memory, an address decoder, and a power control register; and

a storage card coupling for connecting with a storage card.

2. The GPS card reader according to claim 1, further comprising:

a clock generator connected with the UART and the complex programmable logic circuit respectively; and

a power regulator.

3. The GPS card reader according to claim 1, further comprising:

a semiconductor memory in connection with at least the bus connection interface for storing program codes.

4. The GPS card reader according to claim 3, wherein the semiconductor memory is a read only memory (ROM).

5. The GPS card reader according to claim 1, wherein the storage card is implemented for storing e-map data.

6. The GPS card reader according to claim 1, wherein the bus connection interface is a compact flash (CF) bus connection interface.

7. The GPS card reader according to claim 1, wherein the bus connection interface is a connection interface of the springboard expansion slot of the Handspring.

8. The GPS card reader according to claim 1, wherein the storage card coupling is a compact flash (CF) connection interface.

9. The GPS card reader according to claim 1, wherein the storage card coupling is a secure digital (SD) memory card coupling.

10. The GPS card reader according to claim 1, wherein the storage card coupling is a Multimedia coupling.

11. The GPS card reader according to claim 1, wherein the storage card coupling is a Smartmedia coupling.