* IP3
- What is IP3? Why is it important?- Why is it important?- How to measure IP3? (use a coupler to add the two input tones together)- IIP3 vs OIP3? (IIP3(dBm) = (A_W1,W2(dB)-A_IM3(dB))/2 +P_in(dBm...
[i=s]This post was last edited by Hurricane_csz on 2021-12-29 14:21[/i]Does anyone know the size of a USB interface? The kind that directly places the four signals (Vbus, GND, U+, U-) on the PCB?...
I'd like to ask an expert, in the CE6.0 camera driver, how do you inform the upper-level application what preview format it supports? The problem I'm facing now is that I use Samsung's camera DEMO to ...
[size=4]Let's start with the official schematic, which is quite detailed. [/size] [size=4][/size] [size=4] [/size] [size=4][/size] [size=4] [/size] [size=4]The circuit is basically the same as the off...
Today I asked the distributor for an STLINK. After I opened it, I found that the microcontroller in the STLINK is STM32101C8. Doesn't the 101 series have a USB interface? But the MINIUSB interface lin...
The emulator is normal, the program is normal, why can't I download the program on one of my boards? However, it was possible before. When I download it, it always prompts me that the device is not fo...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
Definition of interactive projection system:
Interactive projection systems, also known as multimedia interactive projection, are available in floor, wall, and tabletop interactive projection....[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
On August 18th, Galaxis, a specialist in integrated intelligent intralogistics robotics, officially unveiled its next-generation, ultra-narrow aisle forklift mobile robot, the "VFR Ultra-Narrow Ser...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
A half-bridge is an inverter topology for converting DC to AC. A typical half-bridge circuit consists of two controller switches, a three-wire DC power supply, two feedback diodes, and two capacito...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]