Application Story – Mobile DVR

Introduction
A California based company focuses on digital recording technology, has been providing mobile DVR products since 1998. The objective of this project is to develop a new mobile DVR product with more functionality and in more compact size.

Comparing to traditional video tape recording, mobile DVR would offer better picture quality, longer recording time, ease of editing and reviewing, real-time transmission, and nicer user interface. In addition, mobile DVR are widely used in monitoring systems on first response vehicles, such as police, military, and ambulance; also in the surveillance systems on transportation system such as bus, taxi, fleet, and subway.

System Requirements
- Support Pentium M CPU, Windows XP Embedded, 2 GB DDR 333 memory, 160 GB SATA HDD * 2, including shock absorption HDD bracket.
- PCI: Video capture card capable of real time MPEG 4 format encoding
- Wireless LAN: GPRS/GSM for transmitting the audio/video.
- Ruggedized Enclosure: Water proof, shock, vibration, dust, and EMI resistant
- +12V DC Power Supply, and optional battery backup function
- Serial Ports: Alarm I/O, GPS module, and motion detection sensors.
- Compact Flash Socket: Support Type II CF up to 2 GB
- USB 2.0: Support multiple cameras input
- IR Port: IR remote control
- Watchdog Timer

Service & products provided
For Mobile DVR application, Acrosser recommends AR-B1760, 5.25” P-M embedded board which has all the features required for the current configuration. In terms of hardware, Acrosser worked with its partners to provide major components including the video capture card, newly design enclosure, +12V DC power supply, and backup battery; and peripherals such as memory, HDD, GPRS modem, motion detection sensors, and GPS module. Moreover, Acrosser also configures and integrates the complete system for the customer.

For software, Acrosser engineering staff worked with the customer not only to integrate various drivers and application software on XPE platform, but to resolve all the compatibility problems. Therefore, Acrosser not only provides professional consultation regarding the system configuration, as well as the quality products and peripherals, but assists the customer with the system integration in both hardware and software; in other words, the ideal and complete solution to the customers.

System Diagram