What is a filter?
A device that selectively transmits electricity or light. The selection for transmission is often on the basis of frequency or phase. Electrical filters are often one of the following types.
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| 2012-02-10 | EMI filter boosts attenuation density EMI filter boosts attenuation density |
| 2012-02-01 | Dealing with filter loss in comms systems Dealing with filter loss in comms systems |
| 2012-01-03 | Audio sound tech replaces bulky cabling Soundchip's Soundstrate PCB tech simplifies audio system design by replacing bulky audio waveguides and cabling with a single structure that can communicate sound and electrical signals. |
| 2011-12-19 | A tutorial on digital signalling (Part 3) This instalment provides a comprehensive discussion on matched filters. |
| 2011-12-08 | Silicon TV tuner optimised for on-board designs NXP introduces the TDA18274, a high-performance silicon tuner that is optimised for on-board designs for all analogue and digital TV standards. |
| 2011-11-24 | A tutorial on digital signalling (Part 2) The second instalment of this series looks into base band pulse detection. |
| 2011-10-25 | PV colour filter ups energy efficiency in LCDs PV colour filter ups energy efficiency in LCDs |
| 2011-05-17 | 73M2901CE programming imprecise call progress monitor filter 73M2901CE programming imprecise call progress monitor filter |
| 2011-04-18 | FE module supports Wi-Fi, Bluetooth co-existence Avago unveils the AFEM-S102, a front-end module offering robust filtering for 802.11b/g/n Wi-Fi and Bluetooth radios in handsets and mobile routers targeted at tablets and other portable PC devices. |
| 2011-04-12 | Signal filtering chip filters boast smaller package Syfer Technology's E01 and E07 ranges of feedthrough 3 terminal 'C' signal filtering chip filters boast smaller package size, as small as 0603. |
| 2011-04-04 | High pass filter ups loudspeaker performance High pass filter ups loudspeaker performance |
| 2011-02-24 | Genesys S/Filter software directly synthesizes filters with arbitrary transmission zero placement Genesys S/Filter software directly synthesizes filters with arbitrary transmission zero placement |
| 2011-01-31 | DAC post-filter design based on DRV6xx family DAC post-filter design based on DRV6xx family |
| 2011-01-27 | Low-cost circuit converts clock to low-distortion sinewave Here's a simple, low-cost circuit that uses the existing clock in a digital system to generate low-distortion audio signals. |
| 2010-12-20 | Employing averaging filter Employing averaging filter |
| 2010-12-15 | Panasonic, imec unveil lab-on-chip sensor at IEDM At the IEDM, Panasonic and imec unveiled a number of critical components of a biomedical lab-on-chip sensor enabling fast detection of single nucleotide polymorphisms (SNPs) in DNA. |
| 2010-11-30 | Interface conditioning for SD card, MMC Know the various ESD protection and EMI filter devices optimized for SD-memory card and MMC interfaces. |
| 2010-11-01 | 2-stage EMI filters designed for 1-phase systems Schurter unveils compact, high-grade FMBB NEO series of 2-stage EMI filters designed for 1-phase systems. |
| 2010-10-29 | EMC filters designed for DIN rails Schurter rolls out 1-phase and 3-phase EMC filters designed for DIN rail mounting. |
| 2010-10-12 | Thinnest LCD EMI filters boost filtering efficiency Texas Instruments' reveals what it claims as industry "thinnest EMI filters" for LCD display applications for improved performance due to more effective filtering of higher frequency RF and EMI. |
| 2010-09-29 | Op amp offers Vos calibration on power-up Maxim releases the MAX9622, a high gain bandwidth, precision operational amplifier that targets active filter design and low-side current sensing in power modules and automotive power supplies. |
| 2010-08-03 | Power entry module with EMI filter suits medical apps Power entry module with EMI filter suits medical apps |
| 2010-07-08 | Making intelligent sensors work with DSPs (Part 2) Intelligent sensor design is valuable to both end users and those who manufacture and sell them. This article discusses filters. |
| 2010-07-19 | 2450BM15A0002 impedance matched-balun-low pass filter integrated ceramic component for TI's CC253X family of Zigbee transceivers 2450BM15A0002 impedance matched-balun-low pass filter integrated ceramic component for TI's CC253X family of Zigbee transceivers |
| 2010-07-06 | IR sensors deliver digital, analogue outputs Vishay Intertechnology has released a family of mid-range IR sensors featuring digital and analogue outputs in three package types. |
| 2010-06-28 | Fairchild video filters support SD, 1080i HD Fairchild Semiconductor is rolling out three new video filters—FMS6143A, FMS6363A, and FMS6364—to support various combinations of 1080i HD and standard definition (SD). |
| 2010-06-28 | ISM band amp integrates low-pass filter, power detector ISM band amp integrates low-pass filter, power detector |
| 2010-06-23 | PLL synthesiser drives VCOs to cut out active loop filters Analog Devices is offering a PLL synthesiser that can be used to directly drive high tuning-voltage external voltage-controlled oscillators (VCOs), eliminating active loop filters from circuits. |
| 2010-06-09 | Switch debouncer and glitch filter with PSoC 3 and 5 Switch debouncer and glitch filter with PSoC 3 and 5 |
| 2010-05-06 | Using the TAI-SAW TA0801A SAW filter and external PA with the CC11xx radios in the 868MHz band Using the TAI-SAW TA0801A SAW filter and external PA with the CC11xx radios in the 868MHz band |
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