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Optics & Photonics -> Optical Transmission Equipment & Systems -> Optical Modulators


Optical Modulators




(Showing headlines 1 - 14)   

Isolated Sigma-Delta Modulator fosters precision measurement.

Analog Devices, Inc.    Norwood, MA 02062-9106
Jun 03, 2014 Able to achieve 81 dB min signal-to-noise and distortion ratio (SINAD) @ 78 KSPS overá-40 to +125░C range, AD7403 promotes current and voltage measurement accuracy in DC/AC power conversion applications and subsequently improves performance of motor drives by reducing torque ripple on motor shaft. SINAD value also increases power transfer efficiency in DC/AC power inverter applications. Modulator employs iCoupler« digital isolation technology and offers 1.5 ÁV/░C typ offset drift.

Spacial Light Modulators feature plug-and-play design.

Spacial Light Modulators feature plug-and-play design.

Electro Optical Components Inc.    Santa Rosa, CA 95403
Aug 15, 2013 Using both translucent and reflective liquid crystal micro-display technology, Spatial Light Modulators dynamically modify amplitude and/or phase of incident light. Units individually manipulate each pixel in real-time and include patented technology for eliminating Black-matrix effects and phase calibration.áUsers canádirectly connect PC video/graphics to modulators, as well as program units to behave like gratings, lenses, diffractive optical elements, masks, and encryptors.

Modulators are available for satellite or terrestrial operations.

Telairity, Inc.    Santa Clara, CA 95054-3110
Apr 09, 2013 As independent 1RU system compatible with any existing environment or moduleáfor embedding in any 1RU Telairity encoder, Orion modulators for satellite or terrestrial operations fully comply with DVB, ATSC, and ISDB-T standards. Orion 6500 satellite models come with QPSK, 8PSK, 16APSK, and 32APSK, offering rates up to 68 Mbaud. Orion 6600 terrestrial models allow DVB-T2/T2 transmitters to operate close to their saturation regions. L-Band or IF-Band RF output is available with both models.

All-Inclusive Modulator meets needs of broadcasters.

ATCI East    Simpson, PA 18407
Mar 20, 2013 In addition to supporting front panel control, portable ZMOD-X1 seriesácan also be monitored and controlled using any Web browser. Basic unit comes with DVBS (QPSK) as well as DVBS2 (QPSK and 8 PSK) modulation schemes, IF output, L band output, and ASI input. Available options include 16 and 32 APSK modulation and IP input.

Polarization Modulator enables display of 3D digital films.

Lightspeed Design, Inc    Bellevue, WA 98004
Apr 01, 2011 DepthQ« Polarization Modulator for 3D Digital Cinema allows digital projector to display stereoscopic 3D films, viewable using passive circular polarized glasses. Paired with projectors up to 18.5░K ANSI lumens, it supports screens up to 45 ft, and also varies polarity of light passing through it in synchronization with triple-flash of left and right eye images. Device also provides symmetrical 50 ms switching time between eyes for low-crosstalk operation, and can switch between 2D and 3D.

Reflective Electro-Absorption Modulator has 60 GHz bandwidth.

Reflective Electro-Absorption Modulator has 60 GHz bandwidth.

CIP Technologies    Ipswich   United Kingdom
Dec 03, 2009 With insertion loss of only 3.6 dB, combined modulation and photodetection transducer 60G-R-EAM-1550 provides digital optical modulation at 50 GBps, RF modulation over 60 GHz bandwidth, and photodetection with 1.0 A/W responsivity and 43 GHz bandwidth. It operates across 1,550 Nm C-band with low chirp parameter and is designed for use with laser diode source. It is available in custom variants, standard package with RF connectors is suited for use with external RF components/drivers.

Polarization Modulator enables single-lens HD 3D projection.

Lightspeed Design, Inc    Bellevue, WA 98004
Nov 11, 2009 DepthQ Polarization Modulator electronically switches polarization orientation of light passing through it and, when combined with polarization-preserving screen, stereoscopic 3D projector, and passive 3D eyewear, enables high-brightness, flicker-free viewing. It provides high polarization efficiency over visible wavelengths from 400-750 nm and transition switching speeds of under 0.5 msec between polarization states. Small and large versions are available.

Optical Amplifier is suitable for WDM and DWDM networks.

CIP Technologies    Ipswich   United Kingdom
Sep 28, 2009 Model R-SOA-EAM-1550 monolithically integrates semiconductor optical amplifier with reflective electro-absorption modulator, combining high optical gain with high-speed modulation. Unit also offers low sensitivity to input polarization, suiting it for DWDM transmission at speeds of 10 Gbps over fiber optic links of up to 80 km. It can be used across entire C-band and is compatible with HyBoard« photonic integration platform.

Spatial Light Modulators come in 121 x 73 x 22 mm package.

Spatial Light Modulators come in 121 x 73 x 22 mm package.

HOLOEYE Corp.    Laguna Hills, CA 92653-1340
May 12, 2008 Based on reflective LCOS microdisplays with 1,920 x 1,080 pixel HDTV resolution, PLUTO phase only spatial light modulators feature pixel pitch of 8.0 Ám, image refresh rate of 60 Hz, and pure phase shift of 2 Pi up to 1,550 nm. PLUTO-VIS, PLUTO-NIR, and PLUTO-TELCO are optimized for 420-850, 850-1,100, and 1,550 nm wavelengths, respectively. They are suitable for applications such as wave front correction, optical tweezers/metrology, interferometry, lithography, or holography.

Holographic System manipulates microscopic elements.

Arryx, Inc.    Chicago, IL 60601
Feb 11, 2008 Comprised of Spatial Light Modulator, Collimated Fiber Laser, CCD camera, and Holographic Optical Trapping workstation with LabRyx software, HOTkit(TM) Holo-Tweezers System can be incorporated into virtually any research-grade microscope or imaging modality. Instead of being limited to stationary or single beam, holography allows user to create hundreds of traps to grab and move multiple cells and particles in three dimensions with point and click mouse control.

Universal Edge QAM facilitates modular deployments.

Vecima Networks Inc.    Victoria V8Z 6N6  Canada
Jun 29, 2007 Designed for deployments of switched digital video, M-CMTS, and DOCSIS 3.0, HyperQAM(TM) is able to simultaneously support high-speed data, broadcast video, and VOD services in same chassis. Fully software-upgradeable modulator, built for redundancy and modularity, suits any operator planning value-added video or data services. With 128 fully DRFI-compliant QAM outputs in 2 rack units, scaleable platform allows outputs to be added in increments of 1, 2, 4, 6, or 8.

Phase Only Spatial Light Modulator offers HDTV resolution.

Phase Only Spatial Light Modulator offers HDTV resolution.

HOLOEYE Corp.    Laguna Hills, CA 92653-1340
Jun 05, 2006 Featuring GUI that lets user adapt modulation performance to actual task and laser wave length, HEO 1080 P is based on reflective LCoS microdisplay with full WUXGA resolution (1920 x 1080 pixels). All optical phase functions are addressed by DVI graphics card, pixel pitch is 8.0 Ám, and image refresh frame rate is 60 Hz. Due to ECB display mode, phase panels provide pure phase shift of 2 Pi up to 1064 nm. Available panel versions are optimized for 420-810 nm or 800-1,100 nm.

External Modulator provides 10-12.5 Gb/s transmission.

Avanex Corp.    Fremont, CA 94538
Mar 02, 2005 PowerBit(TM) F2000 Lithium Niobate NRZ Modulator features chirp mechanism capable of extending reach of uncompensated signal transmission to 120 km over single-mode fiber at 2,000 ps/nm. Designed for 4 in. transponders, unit can replace modulators in existing transponder designs, upgrading standard transponder to 120 km extended metro applications.

Laser Diode Modulator suits DVD players.

Sipex Corp.    Miliptas, CA 95035-1701
Mar 11, 2004 Model SP8110 features 2 output channels, 400 MHz on-chip adjustable oscillator, and extended temperature range of -40 to +85░C. Output channels are individually programmable up to 130 mA. High-frequency current modulation is utilized to suppress noise of grounded laser diodes. Nominal 400 MHz modulation frequency is adjustable for both channels via external resistor RF tied to ground. Power saving mode, as well as error mode, enhance application performance.




(Showing headlines 1 - 14)   


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