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"Ambient Noise"

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Abstract: in our lives. At very low levels, ambient noise can be tolerable, but at higher levels, background , has been a “holy grail” for many years now, in which ambient noise is detected and used to create , the ingress of ambient noise above this 1 kHz limit, and this is done by ensuring that the , headphone shell in order to detect the incoming, ambient noise signal, which is then inverted and added to , wave-cancellation occurs between the cancellation signal and the incoming ambient acoustic noise signal, adjacent ... Cirrus Logic
Original
datasheet

12 pages,
425.54 Kb

noise cancellation TEXT
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Abstract: Mount (SM3) BXO9008 BXO9008, Connectorized Housing (H1) Features ■ Low Noise Bipolar Transistor â , ) Harmonics (dBc) Spurious (dBc) Ambient Operating Temperature . -55ºC to + 100 ºC Storage , . 0 Volt Phase Noise @ 100 KHz (dBc/Hz) Pushing (MHz/V) Pulling (MHz); 12 dB RL Frequency , , Connectorized Housing (H1) Features ■ Low Noise Bipolar Transistor ■ Broad Tuning Range ■ Operating , (dBc) Spurious (dBc) Ambient Operating Temperature . -55ºC to + 100 ºC Storage ... Spectrum Control
Original
datasheet

46 pages,
4648.5 Kb

TEXT
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Abstract: Ambient Noise Cancellation Comes to Mobile Phone David Monteith VP Business Development All , infrastructure equipment. w www.wolfsonmicro.com August 2010, Rev 1.1 1 Ambient Noise Cancellation , the ambient noise, but instead of using feedback to create a null it inverts the noise signal and , speaker. All this needs to be done in the time it takes for the ambient noise signal passing the noise , from the signal chain to provide an implementation in which the ambient noise and noise cancellation ... Cirrus Logic
Original
datasheet

4 pages,
502.34 Kb

noise cancellation active noise cancellation TEXT
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Abstract: HIGH PERFORMANCE LOW -NOISE DUAL OPERATIONAL AM PLIFIER NJM2114 NJM2114 NJM2114 NJM2114 is a high performance dual low noise operational amplifier which could be replaced in application with NJM5532 NJM5532. Com paring to , noise and distortion are achieved, it is applicable for H i-Fi audio equipments. Characteristics Package Outline High slew rate Wide bandwidth Low noise voltage High output current 15 (V/fts) 15 , Current Characteristics Slew Rate Gain-bandwidth product Equivalent input noise voltage Equivalent input ... OCR Scan
datasheet

5 pages,
125 Kb

NJM2114 NJM21 NJM2114D NJM2114 equivalent NJM5532 TEXT
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Abstract: -25 0 25 50 75 Ambient Temperature : Ta ( ) 100 VDD =VSW =1.2V, f=620MHz (18) Noise Figure vs. Ambient Temperature (18) - XC2402KT69 XC2402KT69 2.5 Noise Figure:NF(dB) 2.0 1.5 1.0 0.5 -50 -25 0 25 50 75 Ambient , =620MHz (43) Figure vs. Ambient Temperature (43)Noise - XC2402KT69 XC2402KT69 2.5 Noise Figure:NF(dB) 2.3 2.0 1.8 1.5 , XC2402KT69UR-G XC2402KT69UR-G UHF Band Low Noise Amplifier ETR27003-004a GENERAL DESCRIPTION The , FEATURES Operation Voltage Range Output High Gain Mode Noise Figure Low Power Consumption Gain Low Gain ... Torex Semiconductor
Original
datasheet

24 pages,
545.06 Kb

XC2402KT69UR-G TEXT
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Abstract: 22 20 10 10E+0 20 -40 10 60 Ambient Temperature [°C] Output Noise vs. Ambient Temperature V , NJM2781RB1 NJM2781RB1 MSOP8(TVSP8) NJM2781V NJM2781V ( SSOP8 ) NOISE 1 REG GND 8 7 6 5 2 STBY Reg V+ 3 4 OUT IN+ IN- PIN FUNCTION No. 1 8 1 2 4 5 3 4 SYMBOL NOISE REG STBY IN+ FUNCTION Noise Bypass Regulator Output Standby On/Off Non-Inverted Input No. 5 6 7 8 SYMBOL INOUT V+ GND FUNCTION , Voltage Voltage Gain Maximum Output Voltage Total Harmonic Distortion (THD+N) Output Noise Power Supply ... New Japan Radio
Original
datasheet

11 pages,
183.94 Kb

NJM2781 MO-187-DA TEXT
datasheet frame
Abstract: Noise vs. Ambient Temperature V+=2.8V,Vin=-40dBV,f=1kHz,RL=9k 40 10 60 Ambient Temperature , DIAGRAM NOISE GND 1 8 V+ 7 REG 2 Reg STBY OUT 3 4 IN- IN+ 6 5 I PIN FUNCTION No. 4 8 5 FUNCTION No. SYMBOL FUNCTION 1 NOISE Noise , THD=0.1% Total Harmonic Distortion (THD+N) THD Output Noise VNO Power Supply Ripple , 2 100 10uF Input NOISE GND 1 6.8k V+ Reg STBY IN+ 0.33uF 2.2uF ... New Japan Radio
Original
datasheet

11 pages,
178.36 Kb

NJM2781V NJM2781RB1 NJM2781 TEXT
datasheet frame
Abstract: Noise Figure vs. Ambient Temperature (VDD = +5 V, fRF = 450 MHz, fIF = 1087.75 MHz) 7.0 Conversion , Figure 35 5.1 Figure 7: Typical Phase Noise at 10 kHz Offset vs. Ambient Temperature (VDD = +5 , Phase Noise • Low Noise Figure and Low Distortion • Low Power Consumption â , stability and phase noise requirements of 256QAM 256QAM Digital TV, while the amplifier and mixer retain the low , (Pin 3) Ambient Operating Temperature TA (1) The device may be operated safely over these ... Anadigics
Original
datasheet

12 pages,
309.69 Kb

ACU2109 TEXT
datasheet frame
Abstract: • Quiet operation • Excellent in low noise requirement areas • 100K hours , Core Light Engines Guide: • Please see the legend below for the ambient temperature rating of each solution. • All solutions in these tables are in accordance with recommended acoustic noise levels for lighting applications, for noise sensitive applications choose "Standard" or "Silent" cooling , -2100-830-C -2100-830-C LEP-2100-840-C LEP-2100-840-C LEP-800-930-HD-C LEP-800-930-HD-C LEP-800-840-HD-C LEP-800-840-HD-C Legend Supported up to 40C ambient Supported ... Nuventix
Original
datasheet

4 pages,
816.7 Kb

TEXT
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Abstract: Noise at 10 kHz Offset vs. Ambient Temperature (VDD = +5 V, fLO = 1500 MHz) 9.0 7.0 , Noise · Low Noise Figure and Low Distortion · Low Power Consumption · Small Size · , oscillator is optimized to meet the stability and phase noise requirements of 256QAM 256QAM Digital TV, while the , Frequency RF IF LO Shutdown Voltage (Pin 3) Ambient Operating Temperature TA (1) The device may , higher than Ambient Temperature, when Ambient Temperature is < +65 °C, using PC Board Layout shown in ... Anadigics
Original
datasheet

12 pages,
297.41 Kb

GRM39X7R104K16 anaren mixer 256QAM ACU2109 TEXT
datasheet frame

Archived Files

Abstract Saved from Date Saved File Size Type Download
echo, and ambient noise from the environment. The purpose of the adaptive noise suppression function is to suppress ambient noise components without distorting near-end speech. The initial adaptation rate by Speaker Output Feeding Back Into the Microphone Suppresses Wind, Engine, and Tire Noise up to 30 dB for Speech Echo in Automobiles and 41 dB for Sine Wave Input Noise Suppressor Performance Up to 10 dB Noise Suppression for Hands-Free Use of Cellular Phones in Automobiles Without
/datasheets/files/texas-instruments/sc/psheets/abstract/datasht/sprs040.htm
Texas Instruments 01/06/1998 7.67 Kb HTM sprs040.htm
echo, and ambient noise from the environment. The purpose of the adaptive noise suppression function is to suppress ambient noise components without distorting near-end speech. The initial adaptation rate Created by Speaker Output Feeding Back Into the Microphone Suppresses Wind, Engine, and Tire Noise up to 30 dB for Speech Echo in Automobiles and 41 dB for Sine Wave Input Noise Suppressor Performance Up to 10 dB Noise Suppression for Hands-Free Use of Cellular Phones in Automobiles Without
/datasheets/files/texas-instruments/data/html/sprs040.htm
Texas Instruments 26/06/1997 3.85 Kb HTM sprs040.htm
right DSP/sound card is critical since it handles most of the work of filtering out ambient noise as tone, accent, pronunciation and ambient noise, and is an issue for speaker-dependent applications quality of the speech input. CPU speed, memory, microphone quality and noise robustness, vocabulary size Noise robustness. External noise has a significant impact on the effectiveness of speech recognition. To minimize noise, consider the user's environment, specify (or bundle) a good noise cancellation
/datasheets/files/intel/drg/pentiu~1/appnotes/append~1-v1.htm
Intel 01/02/1999 7.35 Kb HTM append~1-v1.htm
right DSP/sound card is critical since it handles most of the work of filtering out ambient noise as tone, accent, pronunciation and ambient noise, and is an issue for speaker-dependent applications quality of the speech input. CPU speed, memory, microphone quality and noise robustness, vocabulary size Noise robustness. External noise has a significant impact on the effectiveness of speech recognition. To minimize noise, consider the user's environment, specify (or bundle) a good noise cancellation
/datasheets/files/intel/technologies/drg/pentiu~1/appnotes/append~1.htm
Intel 01/05/1999 7.35 Kb HTM append~1.htm
right DSP/sound card is critical since it handles most of the work of filtering out ambient noise as tone, accent, pronunciation and ambient noise, and is an issue for speaker-dependent applications quality of the speech input. CPU speed, memory, microphone quality and noise robustness, vocabulary size Noise robustness. External noise has a significant impact on the effectiveness of speech recognition. To minimize noise, consider the user's environment, specify (or bundle) a good noise cancellation
/datasheets/files/intel/drg/pentiu~1/appnotes/append~1.htm
Intel 31/10/1998 7.36 Kb HTM append~1.htm
eliminate the noise that is prevalent in older, non-digital audio tracks. Active Noise Cancellation. This technique samples the ambient noise generated in an enclosed environment (like a car between baby noises and ambient noise. Once the DSP has determined the baby is crying, it could play back noise level. A good processor choice would be a fixed-point DSP from the TMS320C2xx or TMS320C5x of the automobile. For example, the system knows the difference in background noise between no
/datasheets/files/texas-instruments/sc/docs/dsps/univprog/dspchall/appexamp-v1.htm
Texas Instruments 13/12/1996 10.49 Kb HTM appexamp-v1.htm
the sound track to eliminate the noise that is prevalent in older, non-digital audio tracks. Active Noise Cancellation This technique samples the ambient noise generated in an enclosed environment , or eliminate, the noise level. A good processor choice would be a fixed-point DSP from the automobile. For example, the system knows the difference in background noise between no traffic and heavy , depending on the background noise. Intelligent Baby Monitor The TMS320 TMS320 DSP would recognize the
/datasheets/files/texas-instruments/data/wwwti~1.com/sc/docs/general/dsp/asiadsp/forms/appexamp.htm
Texas Instruments 17/01/2000 14.07 Kb HTM appexamp.htm
eliminate the noise that is prevalent in older, non-digital audio tracks. Active Noise Cancellation. This technique samples the ambient noise generated in an enclosed environment (like a car between baby noises and ambient noise. Once the DSP has determined the baby is crying, it could play back noise level. A good processor choice would be a fixed-point DSP from the TMS320C2xx or TMS320C5x of the automobile. For example, the system knows the difference in background noise between no
/datasheets/files/texas-instruments/data/sc/docs/dsps/univprog/dspchall/appexamp.htm
Texas Instruments 08/02/1999 11.09 Kb HTM appexamp.htm
the sound track to eliminate the noise that is prevalent in older, non-digital audio tracks. Active Noise Cancellation This technique samples the ambient noise generated in an enclosed environment , or eliminate, the noise level. A good processor choice would be a fixed-point DSP from the automobile. For example, the system knows the difference in background noise between no traffic and heavy , depending on the background noise. Intelligent Baby Monitor The TMS320 TMS320 DSP would recognize the
/datasheets/files/texas-instruments/data/www.ti.com/sc/docs/general/dsp/asiadsp/forms/appexamp.htm
Texas Instruments 18/01/2000 14.07 Kb HTM appexamp.htm
eliminate the noise that is prevalent in older, non-digital audio tracks. Active Noise Cancellation. This technique samples the ambient noise generated in an enclosed environment (like a car between baby noises and ambient noise. Once the DSP has determined the baby is crying, it could play back noise level. A good processor choice would be a fixed-point DSP from the TMS320C2xx or TMS320C5x of the automobile. For example, the system knows the difference in background noise between no
/datasheets/files/texas-instruments/sc/docs/dsps/univprog/dspchall/appexamp-v2.htm
Texas Instruments 05/06/1998 10.96 Kb HTM appexamp-v2.htm