Access Control System
Mother board
∎ The Mother Board involves lightning protection, Voltage monitoring, Version and device detection using a GPIO expander, battery management, Audio processor - Audio Amplifier, Ethernet Phy, NFC transceiver, Relay and some other interfaces like RS485, RFID, Wiegand.
∎ Interfacing Daughter cards like Display card, LTE Card, Camera Card, IMX6 SOM Board, Zigbee Card etc.,
∎ Power management for various ICs working in various voltage domains , preventing leakage current from one Card to another, one processor to other controller etc.
Zigbee Card
∎ Zigbee Card involves the SOC CC2350, Range extender CC2592 and the transmitting antenna section.
∎ Have experience in Tuning Antenna (Zigbee, NFC, Wifi Bluetooth etc).
∎ Have done Antenna placement analysis in product considering the radiation pattern and directivity.
Display Adapter Card - with Touch Panel - Accessible in Rain
∎ Have done - analysis of Outdoor Display with CTP - accessible in rain and MOHS hardness - 7 and brought into the design
∎ Have designed Display adapter cards with LVDS (single & Dual channel LVDS) & RGB interface between processor and Display (5”, 7”, 15.6”, 21.5”).
- Date:
Dec 2016 to Jan 2019
- Fields:
Digital Design, Analog Design, Power Design, RF Design
Server System - LS2088A Based
∎ Designed the board with LS2088A as main processor with several memory interfaces like DDR4 RAM (64 bit Dual Rank DIMM Solution for Main RAM and 32 bit Memory down solution for AIOP RAM) , NAND Flash for Kernel, QSPI NOR Flash for RCW, PCIe 3.0 x4 - M.2 EKey interfaceable provision, SATA 2.5” SSD Interfacing provision ∎ Network interfaces like 10G SFP+, 1G Ethernet interface and Controlled by a Board Management controller Card which is AST2520 based ∎ The Board is powered by the Off the shelf PSU.
- Date:
Jan 2019 to Sep 2019
- Fields:
Digital Design, Power Design
Power Converter Controller Card -TMS320F DSP Based
∎ The Board is to monitor and control the activities of the High Voltage AC to DC-DC Isolated Power Bidirectional converter, where the Microcontroller algorithm controls the power switches using ePWM signals, GPIOS, Analog input, Digital input, Temperature sensing, CAN Bus, SPI port, USB 2.0, for communication where all the GPIOs, PWM signals, Analog input , Digital inputs are isolated..
- Date:
Sep 2019 to Jan 2020
- Fields:
Analog design, Digital design, Power Design
Tankless Water Heater Controller Board -R5F100PJG Based
∎ The board takes the universal AC input and from that the Isolated DC power is generated and taken for the domestic board consumption.
∎ The controller controls the Solenoid and Proportional gas valve flow based on the water flow sensed, temperature sensed, Flame rod sense, Overheat detection, Microcontroller state of activity, etc.,
∎ It intakes the control from the Remote device through IR to change the temperature to which the water must be heater.
- Date:
Jan 2020 to Apr 2020
- Fields:
Digital Design, Power Design
5G Gateway - IPQ6028 Quad Core Arm A53 Based
5G Gateway Market Analysis, Processor selection and Wifi Front end design Analysis
- Date:
May 2020
- Fields:
RF Design
GPS/ GNSS based tracking device
QCA4020 Module based device which helps in tracking automobiles using GPS and GNSS
- Date:
May 2020 to Present.
- Fields:
Digital Design, Battery Powered Design, RF Desing