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News

Spectrum Detector, Inc. And Strategic Partner, SRICO, Inc., Win Phase I SBIR Air Force Contract

Lake Oswego, Oregon
March 16, 2008

SRICO Develops Economical New Processing Technique for Nonlinear Optical Components

Columbus, OH
October 17, 2006

SRICO Develops New Materials Platform for Optical Components

Columbus, OH
October 16, 2006

SRICO WINS CONTRACT TO DEVELOP ULTRA-HIGH DYNAMIC RANGE OPTICAL MODULATORS

Columbus, OH
August 29, 2005

SRICO TO DEVELOP OPTICAL EEG SENSOR SYSTEM TO MONITOR GRAVITY-INDUCED LOSS OF CONSCIOUSNESS (GLOC) IN MILITARY PILOTS

Columbus, OH
July 11, 2005

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Spectrum Detector, Inc. And Strategic Partner, SRICO, Inc., Win Phase I SBIR Air Force Contract

Lake Oswego, Oregon, March 16, 2008 – Spectrum Detector, Inc., a leading manufacturer of pyroelectric detectors, electronics and instruments for measuring optical power and energy, today announced its strategic partner, SRICO, Inc., a premier manufacturer of high performance optical integrated circuit components and optoelectronic subsystems, was awarded a Phase I SBIR contract from the United States Air Force Research Laboratory. This $100,000 contract enables Spectrum Detector and SRICO to work together to develop next-generation, ultra-sensitive pyroelectric detectors targeted at THz applications.

“We are developing a revolutionary process that will enable large-scale production of 1µm to 5µm, single-crystal, thin-film pyroelectric detectors,” said Sri Sriram, president of SRICO. “We anticipate an order of magnitude increase in detector performance over the current technology,” In addition, these devices will operate at room temperature, a major improvement over conventional high-sensitivity sensor solutions, like microbolometers, that typically require bulky, costly cryogenic cooling systems. “Room-temperature operation is critical,” Sriram continued. “Not only does it provide greater design flexibility, it helps open the door to a full range of portable THz applications, from medical instrumentation to bomb-detection devices.”

Spectrum Detector will focus its efforts on manufacturability. “What we bring to the table is the know-how to make these devices cost effective and easy to produce – while maintaining the utmost in quality and performance,” said Don Dooley, president of Spectrum Detector. “In today’s market, the most advanced thin-film detectors one can specify are typically 25µm thick– and these have to be hand crafted, one by one. In contrast, we anticipate our new manufacturing processes will allow semi-automated fabrication of up to 100 devices per substrate – even when fabricating devices as thin as 1µm to 5µm.”

About Spectrum Detector.
Spectrum Detector, Inc., is a leading manufacturer of standard and custom detectors, electronics and instruments for measuring optical power and energy. The company offers a wide range of advanced solutions including LiTaO3 pyroelectric detectors, broadband pyroelectric radiometers, silicon and germanium radiometers, pyroelectric and silicon joulemeters, optical and thermal TRAP detectors and THz detectors and instruments. The company also excels at customer service, providing custom engineered detectors and instruments, turnkey optical test sets, NIST traceable calibration in watts and joules and responsive technical support. For more information, contact Spectrum Detector, Inc., 5825 Jean Road Center, Lake Oswego, OR 97035, dond@spectrumdetector.com, (503) 697-1870. Web: www.spectrumdetector.com

About SRICO
SRICO specializes in the design, development, manufacture, and worldwide marketing of high performance optical integrated circuit components and optoelectronic subsystems that dramatically improve optical signal transmission and electrical measurement in communication and sensor networks. Among the company’s current product portfolio are photonic sensors that detect and measure electric field, current, and voltage; electro-optic modulators; optical wavelength switches; optical frequency converters; and analog fiber optic links. For more information, contact SRICO, Inc., 2724 Sawbury Blvd., Columbus, OH 43235-4579, sri@srico.com, (614) 799 0664. Web: www.srico.com


SRICO Develops New Materials Platform for Optical Components

Columbus, OH – SRICO, Inc., a manufacturer of state-of-the-art optoelectronic components, has successfully developed innovative methods to produce periodically oriented compound semiconductor nonlinear optical materials. The new processing techniques will provide an economical means of manufacturing high quality semiconductor and other crystals that serve as a platform for optical components used in military and civilian communication and sensor networks. Nonlinear optical materials are presently used in telecommunications as switches and modulators and impact broadband communication technologies such as dense-wavelength division multiplexing (DWDM).

According to a recent report from Business Communications Company, Inc., the global combined revenue of compound semiconductor-related products, which include materials, components, and subsystems, reached $13 billion in 2004, and is projected to grow at a 17.5% average annual growth rate (AAGR) to nearly $30 billion by 2009. The components market, which includes subcategories of radio-frequency and microwave components, optoelectronic components, and sensor and detector components, accounted for more than $7 billion in 2004 and is expected to grow at an AAGR of 17.9% to $16.8 billion in 2009. Used in electronic devices and fiber optical communications systems, optoelectronic components constitute the majority of the compound semiconductor component market.

SRICO will use the new processing technology it has developed to create efficient optical devices from the visible to the infrared segment of the electromagnetic spectrum, including wavelength frequency converters, laser light sources, modulators, and switches. Such optical components are used by aerospace and defense companies, optical networking companies, and optical switching systems equipment suppliers.

This unique processing technology was developed under contract from the U.S. Air Force through its Small Business Technology Transfer Research (STTR) program. SRICO has partnered with the University of Dayton for this development.

SRICO specializes in the design, development, manufacture, and worldwide marketing of high performance optical integrated circuit components and optoelectronic subsystems that dramatically improve optical signal transmission and electrical measurement in communication and sensor networks. Among the company’s current product portfolio are photonic sensors that detect and measure electric field, current, and voltage; electro-optic modulators; optical wavelength switches; optical frequency converters; and analog fiber optic links.

For more information about this press release please contact:
Sri Sriram, President
614-799-0664
sri@srico.com


SRICO Develops New Materials Platform for Optical Components

Columbus, OH – SRICO, Inc., a manufacturer of optical integrated circuit-based components, has successfully developed a novel ferroelectric relaxor material that will enable the production of a new class of ultra-high sensitivity, compact optical components. The company has successfully demonstrated the use of this new material in a high performance sensor for the U.S. Navy.

Optical integrated circuits are key platforms for components used in fiber optic communication and sensor networks. Using this newly developed materials technology, SRICO will create new optical integrated circuit platforms to be used in sensor, modulator, and switching devices. Optical devices based on ferroelectric relaxor materials are expected to outperform devices based on other materials used as the substrate for currently available commercial components. The new ferroelectric relaxor material is capable of demonstrating an electro-optic coefficient that is more than an order of magnitude higher than the industry standard lithium niobate material. Optical devices fabricated on this ferroelectric relaxor platform have the promise to operate efficiently up to and beyond 100 GHz. Thus, the new materials platform will result in a new generation of optical components for both military and commercial applications in sensing and communication networks.

According to a recent BCC report, the market for non-linear optical materials is expected to reach $1.66 billion by 2009. This growth is mainly due to the demand for telecommunications, lasers and electro-optical applications. Non-linear optical materials are presently used in telecommunications as switches and modulators.

The technology was developed under contract from the U.S. Navy through its Small Business Innovation Research (SBIR) program. Initial applications of the technology will be the creation of high performance electromagnetic field sensors for high power microwave (HPM) testing. However, the largest market for this technology is for high speed, secure, optical communication devices, such as modulators and switches used in fiber optic and free-space optical communication and switching systems, local area networks (LANs), and chip-to-chip optical interconnects.

SRICO specializes in the design, development, manufacture, and worldwide marketing of high performance optical integrated circuit components and optoelectronic subsystems that dramatically improve optical signal transmission and electrical measurement in communication and sensor networks. Among the company’s current product portfolio are photonic sensors that detect and measure electric field, current, and voltage; electro-optic modulators; optical wavelength switches; optical frequency converters; and analog fiber optic links.

For more information about this press release, please contact:
Sri Sriram, President
614-799-0664
sri@srico.com


SRICO WINS CONTRACT TO DEVELOP ULTRA-HIGH DYNAMIC RANGE OPTICAL MODULATORS

Srico, a Columbus-based photonics company, was awarded a $750,000 Phase II Small Business Innovation Research (SBIR) contract to continue to pursue development for the U.S. Air Force of an ultra-high dynamic range modulated optical source based on a compact Mach-Zehnder interferometer (MZI) intensity modulator. Modulators, which are key components in optical communication and sensor networks, turn light on and off to encode the information being sent through the network.

During the SBIR Phase I preliminary development, Srico set a world-record 66 dB extinction ratio for an optical modulator, a ratio of about 4 million to 1. To achieve these results, the company used proprietary waveguide designs and innovative device fabrication processes. The design ensures that the dynamic range available is more than ten thousand times greater than what is obtainable from currently available commercial Mach-Zehnder modulators. The modulator device is capable of integration onto a larger optical chip containing 256 channels.

The breakthrough technology developed under this SBIR program will be used to develop commercial electro-optic modulator components with very high extinction ratio ≥ 60 dB and low drive voltage that operate over a broad spectral range.

“The ultra-high dynamic range modulators will be a key addition to the company’s modulator product portfolio,” says Sri Sriram, President and Founder of Srico. “This Air Force project is enabling Srico to develop a unique platform technology for surveillance activities in homeland security and defense, phased array and other radar, free space optical communications, satellite communications, mobile communications, sensor networks, and telecommunications networks,” says Sriram.

Srico, which was established in 1990, specializes in integrated optical waveguide components and optoelectronic subsystems that dramatically improve signal transmission and electrical measurement in communication and sensor networks. Among the company’s current product portfolio are electro-optic modulators, optical wavelength switches, analog fiber optic links, and photonic sensors that detect and measure electric field, current, and voltage.


SRICO TO DEVELOP OPTICAL EEG SENSOR SYSTEM TO MONITOR GRAVITY-INDUCED LOSS OF CONSCIOUSNESS (GLOC) IN MILITARY PILOTS

SRICO, Inc., a Columbus-based photonics company, has been awarded a Phase I Small Business Innovation Research (SBIR) contract from the U.S. Navy, Office of Naval Research, to develop a neurophysiological optical sensor suite for Gravity-Induced Loss of Consciousness (GLOC) monitoring and intervention.

Real-time monitoring of the physiological state of pilots flying high performance tactical aircraft would help to prevent aviation mishaps due to gravity-induced loss of consciousness and loss of lives and aircraft. If significant performance and safety improvements are to be achieved in the military, it is important that miniature, compact, reliable, and rugged sensor technologies are developed to monitor the neurophysiological response of the brain in stressful operational environments, including the tactical cockpit. The neurophysiological sensor suite, which uses SRICO’s patented optical PhotrodeTM technology, would offer a new approach for monitoring the physiological conditions of military pilots and other combat personnel in a reliable, convenient, and non-intrusive way. Current electroencephalogram (EEG) monitoring is accomplished through electrode-based instrumentation systems that require adhesives or conductive gel. A PhotrodeTM is a miniature optical chip-based sensor that uses light instead of electricity as the transmission medium, and they do not require adhesives or gels. A set of simple dry-scalp-contact PhotrodesTM, placed in the helmet of an aviator could potentially be used for routinely monitoring EEG in typical military scenarios.

The sensing system would be suitable for integration with tactical aircraft cockpit and control systems to provide a reliable means to rapidly detect the onset of GLOC, provide alert/alarm functions and activate an autopilot recovery mechanism.

Such a product has significant commercial potential outside the military for anesthesia awareness monitoring, critical care monitoring, alertness monitoring in the transportation industry, sleep medicine, and perhaps other neuromonitoring applications.

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