What does ADS mean and what is ADSB

ads-b(automatic dependent surveillance - broadcast，Broadcast auto-correlation monitoring) is a system, or a technical means.

Through the airborne GPS and other systems on the aircraft, the position information of the aircraft itself is obtained, and then the position information of the aircraft itself is sent out through the communication equipment on the aircraft, and the ground personnel can use the communication equipment to receive the information sent by the aircraft, so as to realize the monitoring of the aircraft, or in other words, "see" the aircraft.

At present, the main means of ground surveillance aircraft is radar, and the radar is high, difficult to install and maintain. ADS-B** is low, and the ground station is simple to install and maintain, which can solve the problem of ground surveillance aircraft.

A hydrostatic tube or atmospheric computer that can provide barometric altitude information to ADS-B.

FMS, which can provide a flight number to ADS-B.

Information. S-mode transponder.

Get information from GPS, hydrostatic tubes, or atmospheric computers, FMS, and send it out.

On the ground: ADS-B receiver: Receives information from the aircraft and transmits it to the display system.

Display system: Graphical display of aircraft position information.

ADS stands for American Depositary**, which is AmericanThe company goes public, it is a direct issuance**. Seepage and destruction and foreign companies go public in the United States and are issuedDepositary Receipts, which is also similar to ordinary **. Most of the companies listed in the United States in China are in the form of ADSNASDAQListed.

In fact, Cong Bei ADS will only appear in US stocks.

According to the policy requirements of the United States in the financial report or the listing prospectus of companies outside the United States, companies registered outside the United States cannot be directly listed in the United States, so according to the conventional thinking, if a company registered outside the United States wants to close the "circle of money" in the United States capital market, it must first register in the United States and form a suitable management system with the company registered outside the United States.

Then the subsequent listing process is carried out in the name of a company registered in the United States, this process requires a lot, takes a long time, and is costly, so it once "discouraged" companies outside the United States from listing in the United States, however, American investors are eager to invest in some high-quality assets outside the United States in order to diversify risks or obtain higher returns.

Therefore, in order to circumvent this regulation, American investment banks.

ADS was invented to help U.S. investors indirectly buy companies outside the U.S. in the U.S. market**. Enjoy the shareholders' rights and interests of companies outside the United States, so as to achieve the indirect listing of companies outside the United States in the United States.

For example:

JD.com's adjusted revenue per ADS in the third quarter is RMB, and the market estimates are RMB. JD.com's net revenue in the third quarter was 134.8 billion yuan, a year-on-year increase.

reached, the market estimate is 128.4 billion yuan.

The Company's net income attributable to common shareholders on a non-GAAP basis for the third quarter.

was 3.1 billion yuan, a year-on-year increase. JD.com expects fourth-quarter revenue of 163 billion yuan to 168 billion yuan.

ADS stands for American Depository**, which means that a company in the United States is listed.

, it is a direct issuance**. The issuance of depositary receipts by foreign companies when they go public in the United States is also similar to that of ordinary **. Most of the companies listed in the United States in China are listed on the NASDAQ in the form of ADS.