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What is a demodulator?
A demodulator is an electronic circuit used to recover the original information-bearing signal from a modulated carrier wave and the process is called demodulation.
total search300 articles
2007-04-02 China fabless firms plot long-term road map
After skyrocketing to the top of mainland China's fabless industry last year, MP3 chip designer Actions Semiconductor Co. Ltd could be a candidate for one-chip wonder.
2006-06-28 China comes up with own DTV standard
China's terrestrial DTV standard is finally coming out, and it will cover fixed and mobile terminals, eventually serving half of the country's TV viewers.
2014-03-18 Characterise vector response of broadband instruments
Know the ways to achieve high accuracy and measurements at acceptable cost.
2003-12-01 Challenges confront RFIC, WLAN testing
Two major challenges associated with testing WLAN devices are the broad-frequency spectrum of each channel and measuring error-vector magnitude.
2007-11-22 CEVA, ROHM co-develop Bluetooth 2.0+EDR ref design
CEVA Inc. and ROHM Co. Ltd have partnered to offer a complete reference design platform for Bluetooth 2.0+EDR.
2010-01-29 Car TV tuner combines low power consumption, low noise
Maxim's Integrated offers a diversity tuner for ISDB-T and DVB-T automotive applications that integrates two high-performance signal paths that operate from a single fractional-N synthesizer.
2006-06-01 Call to arms on software-defined radio
Cellphones shipping in 2010 using the pending Long Term Evolution standard, now being drafted by the Third Generation Project Partnership, will support data rates of up to 100Mbps.
2014-04-21 Building Galaxy S5 costs more than iPhone 5s at $256
IHS has run the maths on the latest Galaxy model, revealing a BoM that pushes up to as much as $256.52. The amount includes the $5 assembly cost and several hardware upgrades featuring a Snapdragon 801 MPU, a MIMO Wi-Fi module, a power management IC, and a host of sensors.
2007-06-01 Build a hybrid IPTV-DTV/DVB STB
While the IPTV business is in its infancy and the terrestrial transmission of digital signals takes over from analog, there is a need for a STB that is a hybrid of the two sets of requirementsi.e., that can receive, decode and display terrestrial DTV signalsas well as provide a platform for the viewing of IPTV services.
2008-09-01 Broadcom DTV solution touts global connectivity
Broadcom Corp. unveils its next generation of DTV SoC solutions designed for DVB-based platforms to address European and Asian markets.
2007-10-11 Body fat meter sells for a slim price
Omron's HBF-306 personal body fat meter functions on a surprisingly simple premise with correspondingly Spartanand mostly analogelectronics used for implementation.
2001-02-01 Bluetooth drives wireless appliances
As a specification for low-cost, short-range radio links between mobile voice and computing devices, Bluetooth is anticipated to create a $500 million chip market by 2004.
2012-07-06 Automotive ultrasonic ranging: Gain increase may not boost detection distance
Depending on the noise sources, increasing the amplifier gain may not always lead to better ability to detect objects farther away.
2009-10-05 Automotive MCU tailored for ultrasonic sensors
The chip integrates the functional blocks, a DSP and MCU, cutting system cost and increasing mounting options.
2007-10-05 Audio ICs promise heightened HDTV experience
ADI's latest audio processors and Class-D audio power amplifiers, which are part of the company's Advantiv lineup, deliver a complete advanced TV audio subsystem while allowing designers to meet multiple product performance and price targets.
2004-12-03 Atmel transceiver IC with -93dBm sensitivity
Atmel's new 2.4GHz transceiver IC is especially designed for digital cordless telephone apps.
2010-11-08 Asia, Latin America to drive up mobile TV tuner shipments
In-Stat says devices with mobile TV tuners seeing strong growth in Asia
2007-01-11 Anritsu unrolls portable spectrum analyzers
Anritsu has introduced the MS2724B, MS2721B and MS2723B portable spectrum analyzers.
2007-09-21 Anritsu intros 'first' handheld Mobile WiMAX test solution
Anritsu Co. has unveiled what claims to be the first Mobile WiMAX handheld test solution designed for deploying, installing, and maintaining Mobile WiMAX networks.
2003-05-07 Alps offers smaller digital terrestrial tuners
Alps Electric Co. Ltd has developed the TDH series of tuner units that measure 73.7-by-41-by-13mm.
2012-02-02 AFEs target femtocells, software-defined radio
The 12bit AFE7225 integrates a dual 125MSPS ADC and dual 250MSPS DAC.
2005-08-22 Advancing the set-top box
Designers need to manage multiple specifications and integrate PVR, WLAN, cable modem, telephony and a host of other technologies in order to develop set-top boxes and residential gateways for worldwide markets.
2006-09-06 ADI, Legend Silicon team up on mobile TV solution
Analog Devices Inc. (ADI) announced it has collaborated with Legend Silicon Corp. to accelerate the development of mobile TV receivers for China with the industry's first digital TV standard-compliant receiver solution.
2007-01-30 ADI, Legend Silicon open Shanghai design lab
Analog Devices Inc. and Legend Silicon Corp. announced the opening of a joint design laboratory to develop reference designs for China's emerging mobile TV market.
2008-06-17 ADI brings HDMI in digital homes
Today, analog and mixed-signal chips present in video encoders and HDMI connectivity ICs are the components that determine many digital consumer systems' time-to-market.
2006-07-21 ADC suits wireless base station transceivers
Linear Tech's new high-speed ADC with a low power dissipation is optimized for use in multicarrier wireless base station transceiver applications, including WiBro and WiMAX.
2008-11-18 Active filter family suits wireless broadband apps
Linear Technology Corp. family of single and dual high-performance, wide bandwidth lowpass active filter/ADC driver amplifier products offer cost-effective solutions in the smallest form-factor.
2012-01-02 A primer on wireless sensor network
Here are the basic concepts of wireless sensor networks and protocols, the significant elements comprising a wireless sensor, and some of the important design considerations for using them.
2009-02-20 65nm SoC caters to CMMB
Newport Media Inc. has announced a 65nm SoC that can serve as a receiver for China Multimedia Mobile Broadcasting (CMMB) broadcasts.
2008-02-08 65nm DTV receivers cut power draw, design footprint
Broadcom's 65nm DTV receivers reduce power consumption by up to 40 percent and footprint requirements by up to 30 percent.
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