Application of Bluetooth technology in conferencing systems

Bluetooth transmits these things, and the speed can't keep up.

Pass the data! The so-called Bluetooth (Bluetooth) technology, in fact, is a short-distance wireless communication technology, the use of "Bluetooth" technology, can effectively simplify the communication between mobile communication terminal devices such as handheld computers, laptops and mobile phones, and can also successfully simplify the communication between these devices and the Internet, so that the data transmission between these modern communication equipment and the Internet becomes more rapid and efficient, and broadens the road for wireless communication. To put it in layman's terms, Bluetooth technology makes some modern easy-to-carry mobile communication equipment and computer equipment to be networked without the help of cables, and can realize wireless Internet, and its practical application range can also be extended to various household appliances, consumer electronics and automobiles and other information appliances, forming a huge wireless communication network.

The background of the formation of "Bluetooth" is as follows: in May 1998, Ericsson, Nokia, Toshiba, IBM and Intel Corporation, five well-known manufacturers, jointly carried out the standardization of short-range wireless communication technology proposed Bluetooth technology, the purpose of which is to provide a short-range, low-cost wireless transmission application technology. The five vendors have also formed a Bluetooth Special Interest Group to enable Bluetooth technology to become the wireless communication standard of the future.

Chip overlord Intel is responsible for the development of semiconductor chips and transmission software, Ericsson is responsible for the development of wireless RF and mobile** software, and IBM and Toshiba are responsible for the development of notebook interface specifications. In the second half of 1999, the famous industry giants Microsoft, Motorola, Sankang, Lucent and five companies of the Bluetooth special group jointly initiated the establishment of the Bluetooth technology promotion organization, thus setting off a "Bluetooth" boom around the world. The global industry is about to develop a large number of Bluetooth technology application products, so that Bluetooth technology presents an extremely broad market prospect, and indicates that the beginning of the 21st century will usher in a magnificent wave of global wireless communication.

At present, the main application of Bluetooth technology in the field of consumer electronics, with the popularity of Bluetooth and the rise of the mobile Internet, the application of Bluetooth technology from mobile phones, tablets and other portable devices to the Internet of Things, medical and other new fields to expand, many Bluetooth applications based on mobile platforms for the entire wireless market to bring new business opportunities.

Wearable. In the past two years, the rapid growth of the smart wearable device market is closely related to Bluetooth technology, Bluetooth is small in size, low cost and low power consumption, providing a perfect solution for long-term use of small battery-powered wearable devices to save power and traffic, wearable devices supporting Bluetooth technology can not only communicate with smart phones, but also communicate with each other and the Internet, which is of great significance to the intelligent design, development and management of wearables.

Smart door locks. The smart door lock has a built-in Bluetooth module, which can realize remote control to open the door with a mobile phone. Moreover, it can monitor the status of the door lock in real time, and control the entry and exit of the home anytime and anywhere.

Now Bluetooth electronic door locks have risen overseas, and Bluetooth technology has a lot of room to rise in the smart door lock market.

Asset management. Bluetooth technology can transmit and receive wireless signals, the communication distance can reach 100 meters, and within the effective range can be connected through obstacles, there is no special communication angle and direction requirements, and the physical state, operation process and service can be comprehensively managed. The application in asset management is expected to be called a new wave of Bluetooth technology innovation and development.

Child targeting. The representative of Bluetooth positioning technology is iBeacon, which is a Bluetooth low energy precise micro-positioning technology developed by Apple. Through this technology, the device can receive a certain range of signals sent by other ibeacons, this low-cost development technology is widely used in many children's positioning products at home and abroad, once the child and the parent exceed the safe distance, the parent's mobile phone will immediately send out an alarm to ensure that the child is in a safe position.

Mobile payments. The combination of Bluetooth and mobile payment is an important embodiment of the security and convenience of mobile security solutions, and the emergence of various Bluetooth keys, Bluetooth POS and other smart terminals in the past two years has injected new vitality into the development of mobile payment. All kinds of financial IC card terminals are connected to smart phones through Bluetooth transmission, which has also become an important data entrance for financial IC cards to access the Internet.

First, the application in the field of automobiles.

1. Bluetooth hands-free communication.

Use your phone as a gateway to turn on the Bluetooth function of your phone. As long as the mobile phone is within 10 meters of the in-car hands-free system, it can be automatically connected to control the microphone and audio system in the car, so as to achieve full-duplex hands-free calls.

2. In-vehicle Bluetooth entertainment system.

3. Bluetooth anti-theft technology for automobiles.

If the car is in a state of fortification, the Bluetooth sensing function will be automatically connected to the car owner's mobile phone, once the vehicle status changes or suffers from theft, it will automatically alarm, the application of Bluetooth anti-theft technology provides a safer environment for the car.

Second, the application in industrial production.

1. Wireless monitoring of CNC machine tools by technical personnel.

The use of Bluetooth technology to install the corresponding monitoring facilities provides convenience for the production of CNC machine tool users, and also maintains the safety of CNC machine tool production. According to the Bluetooth monitoring equipment carried, technicians can monitor and manage the operation of machine tools at any time, and find CNC machine tool production problems and deal with them in time.

2. Detection of the degree of wear of parts.

The use of Bluetooth testing software combined with wear detection materials for experimental research, can be specific to the advantages and disadvantages of wear resistance, timely use of Bluetooth wireless transmission to transmit wear detection degree data to the relevant equipment, related equipment for intelligent analysis, and the results to inform the technical personnel.

3. Application in the field of medicine.

1. Transmission of diagnostic results.

Relying on the Bluetooth transmission device, the hospital diagnosis results are transmitted to the memory in time. The application of Bluetooth stethoscope and the Bluetooth transmission itself consume less power and the transmission speed is faster, so the use of electronic devices to transmit diagnostic results in a timely manner improves the efficiency of hospital diagnosis and ensures the accuracy of diagnostic result data.

2. Ward monitoring.

The application of Bluetooth technology in hospital ward monitoring is mainly embodied in the bed terminal equipment and the ward controller, using the main control computer, uploading the bed terminal equipment number and the basic inpatient information of the patient, equipping the inpatient with the bed terminal equipment, once the patient has any emergency, the bed terminal equipment is used to send a signal, and the Bluetooth technology transmits it to the ward controller in a wireless way.

1. Bluetooth products are used as accessories in high-end products with greater mobility. Such as mobile** headphones, laptop plug-in cards or PC cards, etc., or should be used for special requirements or special occasions, which only require performance and functionality.

2. Bluetooth products are embedded in mid-to-high-end products, such as PDA, mobile**, PC, laptop, etc.

3. Bluetooth has entered household appliances, digital cameras and other electronic products, Bluetooth networks can be seen everywhere, and Bluetooth applications have begun to be popularized.

Therefore, Bluetooth will become the new favorite in the field of wireless communication, and will be favored by the majority of users to provide great convenience. Applications that have been developed so far include:

1) App on your phone.

Digital mobility** embedded with Bluetooth technology will enable a dual-purpose machine that truly enables personal communication. It can be used as an in-house wireless group** in the office, and as a cordless** when you get home, so you don't have to pay expensive mobile bills**. When we go outdoors or in the car, we still use it as a mobile ** combined with a PDA or personal digital assistant PDA, and through a LAN access point embedded with Bluetooth technology, we can surf and browse the Internet anytime and anywhere, making our digital life more convenient and faster.

And with Bluetooth-embedded headsets and headphones, and voice dialing technology, you can answer or make mobile** calls hands-free.

2) Application on a PDA.

Pocket PCs are becoming more and more popular, and handheld PCs embedded with Bluetooth chips will provide unimaginable conveniences. Through the PDA, not only can you write e-mails, but you can also send them out immediately, there is no external connection to the PC, everything is transmitted by Bluetooth devices. In this way, you can write an e-mail on your PDA on the plane, and when the plane lands, you just need to turn on your mobile phone and all the information will be automatically sent through the airport's Bluetooth device.

With Bluetooth technology, your PDA is able to keep pace with your desktop system. Even if you keep your computer in your pocket, any changes in the desktop system can be transferred to the PDA according to pre-set update principles. Back at home, the PDA you carry with you automatically communicates with home devices through Bluetooth chips, which can automatically unlock your doors, turn on the lights, and adjust the air conditioning or heating in the room to a predetermined temperature, among other things.

Entering the hotel will automatically check in and automatically transfer the electronic key of your room to your PDA, so that you can open your room with a single tap.

3) Other applications on digital devices.

Digital cameras, digital camcorders and other equipment are equipped with Bluetooth system, which can not only avoid the inconvenience of using wires, but also do not worry about memory capacity, and can be taken anytime and anywhere through the mobile phone or other equipment equipped with Bluetooth system back to the designated computer, Bluetooth technology can also be applied to projector products, to achieve wireless connection of projectors.

4) The application of Bluetooth technology in traditional home appliances.

With the rapid development of the Internet and mobile communications, people's demand for various data sources and network services other than computers is growing. As a global open wireless application standard, Bluetooth enables people to exchange and transmit voice and data communication in their personal area anytime and anywhere by connecting various voice and data devices with wireless links, and with the development and improvement of technology, Bluetooth will have a significant impact on people's lives and work.

There are differences in various car models.

The easiest way is to consult the sales staff of the 4S store, and they will explain it in detail.

However, even if the Bluetooth system of the Mercedes-Benz car, I personally feel that the effect is average, and the effect of the mobile phone is almost the same.

If it's an empty narrator.,That is, I didn't find a device with Bluetooth.。。。 Try a few more times to see if the upper parameters are not right for the envy. Generally, the bending key is very easy to get on. If it's still blank.。。 It is recommended that you go to the mobile phone store and ask the professionals...

1. First of all, you need to pair up and build a relationship of trust.

1 3 Enter the password according to the prompts (some device passwords need to read the manual).

2. Then it is to activate the supported service functions.

2 1 When the pairing is successfully established, the master device will prompt you to choose which wireless functions to turn on, and choose according to your needs.

2 2 Some functions need to be supported by relevant software, such as the synchronous communication of mobile phones, and management software needs to be installed in advance.

3 Finally, the connection is to be established before each use.

Turn on your Bluetooth and try it.