Product Services

Are delivered on a collaborative platform using a variety of development methodologies, to enable our clients to deliver their products to the market in the least possible time with significant cost savings and high quality and scope. Gtech has an immaculate track record of having maintained intellectual Property for its technology clients.

Within the technology industry, environmental changes arising due to competition, globalization, emerging markets consolidation, technology advancements and offshore trends are impacting all areas within a product or technology company and creating new challenges.

Offshore Product Development, a growing trend within this industry, is significantly altering the rules of product development and support. An extended engineering lab provides access to diverse technology capabilities, flexibility in resource loading, product knowledge retention, best practices, quick-start components and cost-optimized models. It provides the capability of quickly launching and executing new R&D initiatives.

Gtech partners with product companies and provides a suite of services spanning the product lifecycle, requisite infrastructure, trained product engineers and mature processes to help them overcome these challenges.

India is also an emerging market for software products. Gtech can also provide product companies the reach and ability to market and support their products in the Indian market.

PRODUCTS:

GSM : SIM300W
SR-87 GPS ENGINE BOARD
SR-92 GPS ENGINE BOARD

GSM : SIM300W

The SIM300W is a complete Dual-band/Quad-band GSM/GPRS solution in a SMT module which can be embedded in the customer applications.

Featuring an industry-standard interface, the SIM300W delivers GSM900/1800MHz performance for Voice, SMS, Data, and Fax in a small form factor and with low power consumption.

The leading features of SIM300W make it ideal for applications such as WLL applications(Fixed Celullar Terminal), handled devices.

General features

• Dual-Band GSM 900/1800MHz
• GPRS multi-slot class 10/8
• GPRS mobile station class B
• Compliant to GSM phase 2/2+
  • Class 4 (2 W @ 900MHz)
  • Class 1 (1 W @ 1800MHz)
• Dimension: 33*33*3mm
• Weight: 8g
• Control via AT commands(GSM 07.07, 07.05 and SIMCOM enhanced AT commands)
• SIM application toolkit
• Supply voltage range 3.4-4.5 V
• Low power consumption
• Normal operation temperature: -20°C to +60°C

Specifications for fax

• Group 3, class 1

Specifications for data

• PBCCH support
• GPRS class 10: max, 85, 6 kbps(downlink)
• PPP-stack
• Coding schemes CS 1, 2, 3, 4
• CSD up to 14.4 kbps
• USSD
• Non transparent mode

Specifications for SMS via GSM / GPRS

• Point-to-point MO and MT
• SMS cell broadcast
• Text and PDU mode

Specifications for voice

• Tricodec
  • Half rate (HR)
  • Full rate (FR)
  • Enhanced Full rate (EFR)
• Hands-free operation
• Echo cancellation
• AMR

Drivers

• MUX Driver

Interfaces

• Interface to external SIM 3V/1.8V
• Serial Interface and debug interface
• Antenna connector and antenna pad

Compatibility

• AT cellular command interface FOR GSM AND GPRS ACTIVATION

GPS : SR-87, MR-87, UR-87, MR-104, SR-92
SR-87 GPS ENGINE BOARD:

Description

The ProGin SR-87 series GPS module incorporates high sensitivity, low power consumption SiRF Star¡é¨® chipset solution in a compact design. The module will track up to 20 satellites at the time while offering fast time-to-first-fix, 1Hz navigation update. The unit is very suitable for broad applications such as Handheld, PDA, PPC or other battery operated navigation system.

Features

• High sensitivity SiRF Star¡é¨® chipset.
• High performance receiver tracks up to 20 satellites.
• TTL output for GPS command interface.
• Low power consumption.
• Average Cold Start time under 42 seconds.
• On-chip 1Mb SRAM.
• Reacquisition time 0.1 second.
• Support accurate 1PPS output signal aligned with GPS timing.
• Support Standard NMEA-0183 and SiRF Binary protocol.
• Multi-path mitigation hardware.
• A Built-in Lithium battery enables fast positioning.

Ordering information:

• SR-87V, Vertical MMCX input
• SR-87H, Horizontal MMCX input

Technical Specifications

• Frequency L1, 1575.42 MHz
• C/A code 1.023 MHz chip rate
• Channels 20 channels all in view tracking

Sensitivity

• Tracking -159 dBm typical

Accuracy (Open Sky)

• Position < 10 meters, 2D RMS
  < 7 meters 2D RMS, WAAS corrected
• 1-5 meters, DGPS corrected
• Time 1 microsecond synchronized to GPS time

Datum

• Default WGS-84

Acquisition Rate

• Hot start 1 sec, average
• Warm start 38 sec, average
• Cold start 42 sec, average
• Reacquisition 0.1 sec, average

Dynamic Conditions

• Altitude < 18,000 meters (60,000 feet)
• Velocity < 515 meters/sec (1000 knots)
• Acceleration < 4 G

POWER

• Main power input 3.0 ~ 5.5 VDC input.
• Supply Current < 80 mA
• Backup Power 3V rechargeable Lithium battery,
• up to 500 hours discharge

Antenna connector type

• MMCX

Serial Port:

• Electrical interface Two full duplex serial communication, via RS232,TTL interface
• Protocol message NMEA-0183,SiRF Binary
• Default NMEA GGA, GSA, GSV, RMC, (GLL, VTG, and ZDA optional)
• 4800 baud rate, other rate optional
• 8 bits data, 1 stop bit, no parity.
• Time 1 PPS Pulse, pulse duration 100 msec.
• Time reference at the pulse positive edge.
• Synchronized to GPS time,1microsecond.
• Weight < 8g
• Recommended External Antenna Specification
• Gain 20 dB min (cable loss included)
• Noise figure 1.5 dB typical
• Current 10 mA typical
• Operating Voltage Confirmed to spec 3.3 ~ 5.5 V
• Survival 3.0 ~ 3.3 V
• Environmental Characteristics
• Operating temperature range -40 oC to +85 oC
• Storage temperature range -45 oC to +100 Oc

SR-92 GPS ENGINE BOARD:

The specifications in this document are subject To change without prior notice. NaviSys Technology Corp.Assumes no warranties (either expressed or implied) regarding the accuracy and completeness of this document and shall in no event be liable for any loss of profit or any other commercial damage, including but not limited to special, incidental, consequential, or other damages. NaviSys products are not intended for use in medical, life-support devices, commercial aircraft or any applications involving potential risk of personal injury, death, or severe property damage in case of failure of the product. No part of this document may be reproduced or transmitted in any form by any means without the express written permission of NaviSys Technology Corp. ¡°NaviSys Technology ¨C Your Location Partner¡± is a trademark of NaviSys Technology Corp. All brand names and product names used in this document are trademarks or registered trademarks of their respective holder.