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2008-01-31 BTSC encoder achieves stereo audio sans alignment
AKEMD's new digital BTSC encoding process achieves high audio performance without alignment of external components.
2003-06-27 Broadcom chipset enables 40Mbps symmetrical interactive services
Broadcom Corp. has released what it claims as the industry's first DOCSIS/Euro-DOCSIS 2.0-based CMTS chipset to enable 40Mbps symmetrical interactive services over cable networks.
2003-03-24 Bookham optical transmitter doubles operating distance
Bookham Technology plc has developed a 20Gbps optical transmitter that uses a DQPSK modulator to double the DWDM spectrum-packing efficiency.
2013-03-06 Benefits of digital RF modulators to CCAP
Know the concept and advantages of a digital quadrature amplitude modulation modulator that uses the direct-RF architecture to enable a cable access platform system.
2002-08-08 AXSUN to manufacture CyOptics electro-absorption laser
AXSUN Technologies Inc. has entered into a commercial agreement with CyOptics Inc. to manufacture the Telcordia GR468 Hybrid EML.
2003-03-26 Anritsu glass bead connectors eye 40Gb modulators
The company's VP family of connectors has an integrated glass bead design and a ground lip for immediate grounding to the circuit.
2005-04-12 Amplifier 'sets new standards
Zetex, a provider of analog signal processing and power management solution, introduced a 500W RMS into 4-ohm analog input Class D reference design
2002-02-28 Alcatel, CyOptics, Oki Electric form MSA
Alcatel Optronics, CyOptics, and Oki Electric Ind. Co. have entered into an MSA for 40Gbps electro-absorption modulator-based products.
2003-04-11 ADI rolls chips for optical-fiber comms
Analog Devices Inc. came to the Optical Fiber Communication conference with a new CDR chip and a pair of 10.7Gbps external modulator drivers.
2013-04-01 A*STAR, Fujikura demo 40-60Gb/s silicon optical modulators
The devices claim to feature advanced multi-level modulation formats for high speed long-haul data transmission.
2010-03-25 40/100Gbit/s driver amps consume 1.7W
TriQuint's TGA4943-SL 40- and 100Gbit/s SMT driver amplifier operates using half the power of other devices at just 1.7W.
2005-04-11 16bit converters optimized for precision measurement apps
Texas Instruments introduced a pair of high-speed, high-precision analog-to-digital converters for very linear high-speed operation
2003-06-19 16-bit PWM using an on-chip timer
This application note describes how to implement a 16-bit pulse width modulator (PWM) digital-to-analog converter (DAC).
2007-03-28 10Gbps EML driver IC claims lowest power draw
Oki Electric said its KGL5115KD, a 10Gbps EML driver IC for optical communication, achieves the world's lowest power consumption at 0.45W.
2010-01-11 Voltage regulator delivers up to 10A at 60C
A hysteretic constant on-time modulator with adaptive dead-time control and RDSon current sensing maximizes efficiency.
2008-05-27 Super-Nyquist operation of the AD9912 yields a high RF output signal
This application note by Ken Gentile demonstrates how adequate band-pass filtering enables frequency synthesis at 1.615GHz and beyond for Analog Devices' AD9912 modulator.
2003-07-08 Studio Tech tuners have built-in diversity controller
Studio Technology's TL-100B/TL-100C A/V tuner modules are offered with a built-in diversity controller and FM PLL modulator.
2001-04-24 Simulating direct laser modulation with the MAX3930
This application note is intended to establish a simulation model for transient analysis and address driver-to-laser interface using Maxim's MAX3930 direct modulator for laser diodes.
2002-08-01 Polymer microring tackles WDM
This technology article introduces a novel wavelength-sensitive modulator based on a microring resonator to integrate and minimize the cost of DWDM systems.
2006-10-12 Freescale unveils its first PoE/PD controller
Freescale's first single-chip PoE controller combines a powered device interface port supporting the IEEE 802.3af PoE standard and a pulse width modulator controller.
2003-09-17 Fairchild video reconstruction filters suit satellite STBs, DVD players
Fairchild Semiconductor has released the FMS6417, a five-channel, video reconstruction filter that includes selectable RGB high definition and standard definition filters with Y, C, composite, and modulator outputs.
2002-04-11 Ericsson 10Gbps EML module transmits up to 80km
The PGT 20406 10Gbps EML module from Ericsson Microelectronics combines a continuous wave DFB laser with an electro-absorption modulator, enabling it to transmit optical signals at distances of up to 80km.
2015-02-23 Configurable clock synthesiser touts low phase noise jitter
The XR81411 from Exar is capable of generating any frequency in the range of 10MHz to 800MHz with four independent PLLs, using a highly flexible delta-sigma modulator and a wide ranging VCO.
2010-08-27 7.5Vpp Quad MZM (DWDM) driver reaches 32Gb/s data rate
GigOptix has just announced sampling availability of its new GX62455, a quad channel 7.5Vpp Mach-Zenhder Modulator (MZM) driver designed for 100G DP-QPSK long haul optical transmitters.
2002-12-13 Zarlink radio module integrates receiver, transmit functions
The ZL20200 radio transceiver is touted to be the first commercial device to successfully integrate call receiver and call transmit circuitry in a single chip.
2011-02-10 Xilinx to demo radio, baseband platform at Mobile Congress
Xilinx Inc. is all set to showcase platforms for radio and baseband processing at the Mobile World Congress 2011 in Barcelona, from Feb. 1417.
2002-08-20 Wolfson audio DAC offers 112dB SNR
The WM8718 24-bit differential stereo DAC that offers a 112dB SNR and -100dB THD.
2010-05-12 WLAN module packs CPU, networking protocol
From Alps Electric Europe GmbH comes the UGFZ1 series of all-in-one WLAN modules for wireless networks.
2008-09-01 Winning the power challenge
Optimizing power consumption in SoCs, DSPs and MCUs has provided good results, but even more can be gained in a joint effort between ICs and the teams that design them. The Texas Instruments article addresses some solutions to today's growing power issues.
2005-05-02 Voltage-mode control curbs power issues
Learn practical recommendations for designing voltage-mode control synchronous buck converter based on technology advancement.
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