Energy Efficiency of LEDs - Hi-led
... introduction as a source for general illumination. This trend is expected to continue, thanks to new materials, better manufacturing processes, and new configurations. Currently, the efficacy of LED packages compares very favorably to conventional light sources, and many integrated LED lamps and LED ...
... introduction as a source for general illumination. This trend is expected to continue, thanks to new materials, better manufacturing processes, and new configurations. Currently, the efficacy of LED packages compares very favorably to conventional light sources, and many integrated LED lamps and LED ...
an efficient conversion technique enabling utlity
... meters date back to the early 1900s. In 1899, GE introduces its first attempt at a polyphase meter known simply as the Thomson Polyphase Wattmeter. This meter was massive due to the large disk and widely spaced stators in an attempt to eliminate interference between the stators. It was not very popu ...
... meters date back to the early 1900s. In 1899, GE introduces its first attempt at a polyphase meter known simply as the Thomson Polyphase Wattmeter. This meter was massive due to the large disk and widely spaced stators in an attempt to eliminate interference between the stators. It was not very popu ...
4 Power - RadioNet
... For UniBoard an optical interface will be used for the incoming data stream. For this interface an optical to electrical converter a media-conversion from XAUI to SFI / XFI is needed. Typical values for these components are: Optical module: 1.5W Media conversion: 1W Eight interfaces will be plac ...
... For UniBoard an optical interface will be used for the incoming data stream. For this interface an optical to electrical converter a media-conversion from XAUI to SFI / XFI is needed. Typical values for these components are: Optical module: 1.5W Media conversion: 1W Eight interfaces will be plac ...
being protected
... tky barrier. An N-type semiconductor acts as the cathode and the metal side acts as the anode of the Schottky diode. This ...
... tky barrier. An N-type semiconductor acts as the cathode and the metal side acts as the anode of the Schottky diode. This ...
The modulation response of a semiconductor laser amplifier
... EMICONDUCTOR optical amplifiers (SOA’s) have been the subject of intense research over the past decade or so [1]. The main characteristics of an SOA compared to other optical amplifiers are perhaps its small size, made possible by the huge gain available in direct-bandgap semiconductors, and the fac ...
... EMICONDUCTOR optical amplifiers (SOA’s) have been the subject of intense research over the past decade or so [1]. The main characteristics of an SOA compared to other optical amplifiers are perhaps its small size, made possible by the huge gain available in direct-bandgap semiconductors, and the fac ...
SiC Power Schottky Diodes in Power Factor Correction Circuits
... line 2toA see as temperature coefficient of forward current allows us to parallel required by new legal requirements. The more than one die in a package, or many in a circuit, without Power Factor Correction circuits canhighany unequal current-sharing issues. This (PFC) behavior is unlike divided in ...
... line 2toA see as temperature coefficient of forward current allows us to parallel required by new legal requirements. The more than one die in a package, or many in a circuit, without Power Factor Correction circuits canhighany unequal current-sharing issues. This (PFC) behavior is unlike divided in ...
The pn Junction
... A two-dimensional representation of a silicon single crystal is shown in Figure 1.2, for T = 0 K, where T = temperature. Each line between atoms represents a valence electron. At T = 0 K, each electron is in its lowest possible energy state, so each covalent bonding position is filled. If a small e ...
... A two-dimensional representation of a silicon single crystal is shown in Figure 1.2, for T = 0 K, where T = temperature. Each line between atoms represents a valence electron. At T = 0 K, each electron is in its lowest possible energy state, so each covalent bonding position is filled. If a small e ...
IESNA Technical Memorandum on Light Emitting Diode
... companies is underway to deploy LEDs even further. The ultimate goal is to move these special light sources into common usage for general lighting wherever applicable. Therefore, TM-16 will be updated from time to time to report on industry progress toward that end. ...
... companies is underway to deploy LEDs even further. The ultimate goal is to move these special light sources into common usage for general lighting wherever applicable. Therefore, TM-16 will be updated from time to time to report on industry progress toward that end. ...
The Optical Links for the ATLAS SemiConductor Tracker
... The optical links and the electrical power distribution system for the SCT are tightly coupled on the detector. This paper therefore describes the on-detector part of the electrical power distribution as well as the full optical link system. The specifications and architecture for the optical links ...
... The optical links and the electrical power distribution system for the SCT are tightly coupled on the detector. This paper therefore describes the on-detector part of the electrical power distribution as well as the full optical link system. The specifications and architecture for the optical links ...
Hand-Drawn Circuit Diagrams for all circuits that are to
... I-V curve of a diode: Figure A-3 shows typical characteristics of a real diode. Ideally, a diode is a device that allows current to flow in one direction only. In practice, diodes allow large amounts of forward current to flow when the positive voltage across them reaches a small threshold. They als ...
... I-V curve of a diode: Figure A-3 shows typical characteristics of a real diode. Ideally, a diode is a device that allows current to flow in one direction only. In practice, diodes allow large amounts of forward current to flow when the positive voltage across them reaches a small threshold. They als ...
Mass-Transported GaInAsP/InP Lasers
... current (from flowing outside the active region) and minimizes the parasitic capacitance. Therefore, the mass-transported mesa structure is ideally suited for BH laser application. Mass transport is also unique because all other processes used for bUrying active stripes require epitaxial regrowth ov ...
... current (from flowing outside the active region) and minimizes the parasitic capacitance. Therefore, the mass-transported mesa structure is ideally suited for BH laser application. Mass transport is also unique because all other processes used for bUrying active stripes require epitaxial regrowth ov ...
Principles of Electronic Communication Systems
... carrying microwave signals. Special microwave coaxial cable that can be used on ...
... carrying microwave signals. Special microwave coaxial cable that can be used on ...
WPON 응용을 위한 고속 CMOS어레이 광트랜스미터
... amplifier. However, intermediate node between two common source stages very capacitive. To ...
... amplifier. However, intermediate node between two common source stages very capacitive. To ...
Document
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = IR1R1 = 0. CH3 ...
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = IR1R1 = 0. CH3 ...
Colonial brochure - US Architectural Lighting
... Optical Module – Low copper A356 alloy (<.2% copper) cast aluminum housing. Integrated clear tempered 3/16” glass lens sealed with a continuous silicone gasket protects emitters (LED's) and emitter Reflector-Prism optics, and seals the module from water intrusion and environmental contaminants. Enti ...
... Optical Module – Low copper A356 alloy (<.2% copper) cast aluminum housing. Integrated clear tempered 3/16” glass lens sealed with a continuous silicone gasket protects emitters (LED's) and emitter Reflector-Prism optics, and seals the module from water intrusion and environmental contaminants. Enti ...
The Grating Light Valve: revolutionizing display technology
... multiple light valves, field sequential color, and sub-pixel color using "tuned" diffraction gratings. These are the fundamental concepts involved in GLV design. Now let’s examine a practical method for manufacturing GLV devices. ...
... multiple light valves, field sequential color, and sub-pixel color using "tuned" diffraction gratings. These are the fundamental concepts involved in GLV design. Now let’s examine a practical method for manufacturing GLV devices. ...
An Improved Microwave Weed Killer
... A simple power supply, including a magnetic-shunt transformer, a high voltage capacitor and rectifier, was used for each individual magnetron. Such a power supply allows the operation from a standard 230 V AC, 50 Hz supply, just like any microwave oven. The operation of the magnetron is pulsed with ...
... A simple power supply, including a magnetic-shunt transformer, a high voltage capacitor and rectifier, was used for each individual magnetron. Such a power supply allows the operation from a standard 230 V AC, 50 Hz supply, just like any microwave oven. The operation of the magnetron is pulsed with ...
Chapter 3 Diode Circuits
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = IR1R1 = 0. CH3 ...
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = IR1R1 = 0. CH3 ...
FIG.1D
... and thermal cycling tests (1000 cycles between —40° C. metal coating wetting said ceramic surface, a semicon ductor device located within said cavity, said semiconduc and +150“ C.). It should be evident to those skilled in the art that vari tor device having a metal bonding layer connecting said ous ...
... and thermal cycling tests (1000 cycles between —40° C. metal coating wetting said ceramic surface, a semicon ductor device located within said cavity, said semiconduc and +150“ C.). It should be evident to those skilled in the art that vari tor device having a metal bonding layer connecting said ous ...
Table of Contents
... dot-matrix, back-lighted liquid crystal display (LCD) on the RCU. The HELP sub-menu gives on-board technical assistance and troubleshooting suggestions, power-on hours etc. LED strips readout direct peak forward and reflected power. LED indicators are provided for OPERATE/STANDBY and for fault ...
... dot-matrix, back-lighted liquid crystal display (LCD) on the RCU. The HELP sub-menu gives on-board technical assistance and troubleshooting suggestions, power-on hours etc. LED strips readout direct peak forward and reflected power. LED indicators are provided for OPERATE/STANDBY and for fault ...
Limiters/Voltage Doublers
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = I× ...
... A rectifier is a device that passes positive-half cycle of a sinusoid and blocks the negative half-cycle or vice versa. When Vin is greater than 0, diode shorts, so Vout = Vin; however, when Vin is less than 0, diode opens, no current flows thru R1, Vout = I× ...
Diode Circuits
... Assuming the diodes ideal, find the values of I and V in the circuits above In these circuits, it may not be obvious at first sight whether none, one, or both diodes are conducting Make a plausible assumption Proceed with the analysis Check whether the solution is consistent ...
... Assuming the diodes ideal, find the values of I and V in the circuits above In these circuits, it may not be obvious at first sight whether none, one, or both diodes are conducting Make a plausible assumption Proceed with the analysis Check whether the solution is consistent ...
Section 1 TVS Diode Definition and General Electronics Applications
... Transients in excess of ten times normal voltage have been observed across power semiconductors when this type of switching occurs. Fault with inductive power source • If a short develops on any power system, devices parallel to the load may be destroyed as the fuse clears. Switch Arcing • When curr ...
... Transients in excess of ten times normal voltage have been observed across power semiconductors when this type of switching occurs. Fault with inductive power source • If a short develops on any power system, devices parallel to the load may be destroyed as the fuse clears. Switch Arcing • When curr ...
Opto_NIM
... SCT modules and the high voltage for the silicon detectors. The power for the ondetector VCSELs comes from the same digital power supply as used for the ASICs but there is a separate control voltage which is used to set the magnitude of the VCSEL drive current. The system also has to provide the bia ...
... SCT modules and the high voltage for the silicon detectors. The power for the ondetector VCSELs comes from the same digital power supply as used for the ASICs but there is a separate control voltage which is used to set the magnitude of the VCSEL drive current. The system also has to provide the bia ...