IEEE establishes new website to promote smart grid IEEE has established a new website that integrates all information about smart electric grids from the community under the organization. The portal is part of the IEEE Smart Grid initiative, which aims to work with the organi ...READING MORE...
Method for constructing regular LDPC codes with larger girth Gallager proposed Low Density Parity Check (LDPC) code in 1962, and later Tanner made a valuable addition to it, until it was re-proposed by Mackey in 1995. If the sum product iterative decoding algorithm is used, t ...READING MORE...
Looking at the Challenges and Countermeasures Faced by Operators in the 3G Era from the Perspective of the Development of the Japanese Telecommunications Industry Japan is the earliest 3G network deployed in the world and one of the fastest-growing countries in 3G. Therefore, ...READING MORE...
New Thinking of Automobile Power Supply Design Caused by Overload of Electrical Accessories With the explosive growth of automotive electronic functions, will increasingly luxurious cars endanger passenger safety? This is the origin of the car's over-electrification probl ...READING MORE...
40W amplifier This circuit uses a two-value LM1875 power amplifier device and a dc servo system. The output power of 40WIC3 and IC5 must be equipped with heat sinks. Compabile Models: For Samsung: For Galaxy S6, For Galaxy S6 Edge, For Galaxy S6 Edge+, ...READING MORE...
Working principle of electronic ballast for automobile high-intensity discharge lamp Metal halide high-intensity gas discharge lamps, commonly known as HID, can be applied to many fields, especially in automotive lighting, which can effectively reduce accidents and thus benef ...READING MORE...
Discussion on LED technical standards and detection methods LED lighting appliances consist of LED light sources, electrical accessories and appliances. It uses semiconductor light-emitting devices as the light source, has the characteristics of small size, long life, low ene ...READING MORE...