* Question What is the antenna lobe in the pattern? * Answer The other lobes of the antenna lobes other than the main lobe are called side lobes or side lobes.The sidelobe level is the ratio of the ma ...
* Question What are the characteristics of the comfort system CAN bus? * Answer 1 The transmission rate is low, 100kbit/s. 2 classification level is the Class B of the CAN bus. 3 twisted pair transmis ...
* Question What is the development trend of LED display? * Answer (1) High brightness and full color.Since the advent of blue and pure green LED products, the cost has been rapidly reduced year by yea ...
* Question What is included in the signal channel section? * Answer The input of the measured signal channel 1 and the input of the signal channel 2 to be measured are used to access the signal we wan ...
* Question What is magnetic flux? * Answer The number of lines of magnetic force passing through a cross-sectional area of a magnetic field is called the magnetic flux passing through this face, expre ...
* Question What kinds of Altera configuration devices are available? * Answer Three-wave rectifier circuit, full-wave rectifier circuit and bridge rectifier circuit. ...
* Question What are the cold pressed indium sealing processes? * Answer (1) The treatment of the indium sealing surface should be carefully polished, cleaned, and then stored in a clean and dry condit ...
* Question Why do PMOLEDs use a common cathode structure? * Answer PMOLEDs all use a common cathode structure. This is because the OLED is a current-type device, and the injection current generates a ...
* Question What are the components of the BlueZ kernel module? * Answer The kernel module is composed of device driver layer, Bluetooth core layer, host control interface (HCI) layer, Bluetooth protoc ...
* Question What are the two major categories of frequency measurement lines? * Answer One type is to directly read out the frequency value, that is, the induced potential of the sensor output is ampli ...