Larry Stanton Email & Phone Number

California, United States

Greater San Diego Area

Consulting services utilizing extensive electrical, electromechanical and mechanical product development expertise. Concurrent independent product development related to Recreational Vehicle (RV) power systems.

Greater San Diego Area

✱ GatesAir, Inc., is the ultimate successor or Harris Broadcast, Harris Corporation, Pacific Research & Engineering and Pacific Recorders & Engineering♦ FM Digital Radio Transmission Devices and Studio Products ♦Exgine⋄ Embedded digital radio generator board in the Flexiva Transmitter / Exciter⋄ Xilinx Zynq FPGA platform⋄ Utilizes OFDM modulation appended to the FM I/Q data - Completed the Project - Hardware, algorithm design and software integration/evaluation - Design, integration and verification of four programmable Exgine entities • Exgine Object Model • Embedded software • Embedded firmware • Flexiva Web GUIComprehensive radio studio audio management system - Started hardware and schematic design (Mentor Graphic DxDesigner) - Included “flying” linear fader servo system with touch sensor systemHD radio integrated Importer/Exporter - Started design of hardware and schematic • GPS synchronized clocking system • ultra-low drift MEMS DCTCXO • Ultra-stable 10MHz and 1PPS reference outputs • Multi-frequency clocking structure with Artix 7 PLL and MMCM fabric elements

Greater San Diego Area

Engineering consultant. Client Harris Broadcast / GatesAir, inc.,♦ FM digital radio transmission devices ♦Exgine (See GatesAir above) - Continued hardware and algorithm design - Managed design, integration and evaluation • Object Model • Embedded software • Firmware • Flexiva Web GUI - Coordinated efforts of the multiple programmer resources including GUI subcontractors - Validated comprehensive product function and presentation • Emphasis on customer satisfaction and intuitive user interface - Managed revision and production release of software / firmware packages - Supported service regarding product features, revisions and update procedures - Developed FFT spectrum analysis algorithm to be implemented in software - Optimized clock / synchronization structure

Greater San Diego Area

♦ Radio broadcast consoles, routers, transmission devices and related systems ♦Exgine - Continued development, optimization and supportOrban Optimod 5500 embedded dynamics processor board - Completed development and verification of GUI software - Supported hardware and software relase to production - Supported production test

Greater San Diego Area

♦ Radio broadcast consoles, routers, transmission devices and related systems ♦Exgine (See GatesAir above) - Began hardware and algorithm design - Implemented a 100% digital PID controlled PLL • Reduced product cost and complexity • Enhanced maintainability • Increased reliability • Used MS Excel to develop, model and test PLL algorithm • Clock synchronization to high jitter (up to 100ms) HD Ethernet packets • Used single wire serially controlled high resolution MEMS oscillator (DCXO) • 300MHz clock for phase detector - Synthesized multi-frequency clocking structure with Zynq PLL and MMCM fabric elements - Designed the FM RF ingest circuitry • Input source switching • Gain control • MMIC amplification • Analog 7th order Butterworth band pass filter • Baluns and ADC interface - Translate RF to IF band • 16bit, 130MHz ADC • Utilized under-sampled Nyquist foldingCBS 880 Custom Design⋄ Multi-switch control panels⋄ 64 x 32 pixel, RGB backlit display switches⋄ Xilinx Spartan 3 FPGA⋄ USB host communication - Designed hardware - Designed FPGA firmware • Implemented coworker's USB interface state machine • SPI interface to switches/displays • ASCII to pixel character generation ▴allowed support of large and small fonts ▴Used Excel to model and optimize typeface and fontsVistaMax, Envoy, VMQuadra, VMXpress, RMX Digital, Netwave and Oasis⋄ Networked on-air consoles and routing systems - Key designer over a wide range of disciplines • Analog and digital audio • All aspects of power supply • Hardware implementation of Proprietary audio/logic links ▴64 channel ▴Bidirectional ▴155Mb/s OC3 ▴CAT5 and Fiber Optics physical interface ▴Signal equalization ▴Transmission line/terminations ▴LVPECL to LVDS signal level translation ▴Clock/data recovery ▴FPGA controlled PLL synchronization

Greater San Diego Area

♦ Radio broadcast consoles, routers, transmission devices and related systems ♦Orban Inside⋄ Optimod 5500 embedded audio dynamics processor board - Defined serial protocol for transmitter host processor RS232 communication link - Managed GUI software evaluation and release - Technical liaison between Orban, product line and internal software/firmware teamHDE-200 Exporter⋄ HD Radio audio/program data encoder - Hardware design • ARM 9 processor interface • Xilinx FPGA • USB interface • Ethernet Interface • iButton • Audio Interface • External reference clock output interface - Designed embedded GPS system • RF front end • Active antenna power supply • PLL clock synchronization from the GPS 1PPS reference • Vetted GUI and embedded software • Managed GUI and embedded software revisionsPCB layout advisor • High-speed digital • Transmission Line configuration • Analog noise and crosstalk reduction • Mixed signal • Heat management • Emissions reductionPower supply specialist for all product designs - AC/DC - Switching DC/DC - LDO