-
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
-
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
-
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
-
With the popularity of digital appliances, rechargeable batteries can be seen everywhere in people's daily lives and have become one of the indispensable daily necessities.
This article gives ...[Details]
-
0 Introduction
PROFIBUS is an open digital communication system with a wide range of applications, which has been included in the international standards IEC 61158 and IEC 61784. Since the gen...[Details]
-
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
-
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
-
As the global leader in virtual instrument technology, NI provided customers with more than 6,000,000 virtual instrument measurement devices in 2004 alone. For 25 years, engineers have used virtual...[Details]
-
1. Introduction
Industrial fieldbus technology is one of the technologies that has received the most attention in the automation industry in recent years, and it has brought a qualitative leap...[Details]
-
What is Power Monitoring Software
Power monitoring software is used in conjunction with an uninterruptible power supply (UPS) to improve its performance. When using an UPS, users can use this ...[Details]
-
Typically, buck regulators are designed for continuous mode operation, which simplifies output voltage calculations and system design. However, if the system is non-synchronous and required to oper...[Details]
-
Engineers usually use multiple groups of cheap small-capacity batteries in parallel to achieve the larger battery capacity required by UPS. If multiple groups of batteries with poor performance uni...[Details]
-
White LED energy-saving lamps are now widely used in handheld devices (such as mobile phones) as backlights for color LCD screens and keyboard lights. Colored LED energy-saving lamps are good indic...[Details]
-
LED lamp beads are voltage-sensitive devices and capacitive loads. In actual work, the current accuracy is required to be high, which is one of the main issues affecting the luminous efficiency and...[Details]
-
Fast charging of batteries for electric vehicles is an important topic in the research and development of electric vehicles. Although many practical charging devices or commercial chargers have the...[Details]