The bluetooth standard is based on frequency hopping spread spectrum technology. Different types of bluetooth technology, working, and its. Although many have come and gone, bluetooth, a wireless connectivity standard using radio signals, has become one of the most commonly used protocols. Many people get confused by bluetooth and wifi technology, how each technology is used, and the difference between the two. Importance of wireless technologies information technology. Get up to date specifications, news, and development info.
What is bluetooth wireless technology electronics notes. Bluetooth and wifi are different standards for wireless communication. Introduction to bluetooth and wifi kindle edition by colbach, gordon. Wifi is a high speed internet connection and network connection without use of any cables or wires. Bluetooth technology is based on adhoc technology also known as adhoc pico nets, which is a local area network with a very. Wireless data networks normally include bluetooth and wifi. Wifi doesnt have the same limitations, but how many devices a wifi network can handle will be largely determined by the bandwidth of the router you are connected to. Intel wireless bluetooth is recommended for end users, including home users and business customers with bluetooth technology. Wifi is known as a local area network lan technology due to its moderate coverage area. The wireless network is operating three essential elements that are radio signals, antenna and router. Using wifi to seamlessly maintain a video streaming session that has been started. Nov 07, 2018 wifi, perhaps even more so than bluetooth, likely requires little introduction. Every bluetooth enabled device has a cardlike attachment known as the bluetooth adapter. Bluetooth wireless technology v21 is a shortrange communications technology intended to replace the cables connecting portable and or fixed devices while maintaining high levels of security.
Out of the past several years, two innovations in wireless radio technology have captured our attention. Interference from mobile phones and bluetooth devices which can reduce the transmission speed. Jan 11, 2020 bluetooth is a similar radiowave technology, but its mainly designed for communicating over short distances less than about 10m or 30ft. If you are confused by bluetooth and wifi technology you are not alone and it is very common for there to be a lack of understanding between the two as well as the different ways in. Bluetooth hops over 79 center frequencies, so over time the bluetooth signal actually occupies 79mhz. Difference between bluetooth and wifi with comparison. What is bluetooth smart technology low energy and intelligence set bluetooth smart technology apart from traditional bluetooth wireless technology, and sets the stage for the internet of things iot.
The official website for the bluetooth wireless technology. Bluetooth is a wireless technology standard used for exchanging data between fixed and mobile devices over short distances using shortwavelength uhf radio waves in the industrial, scientific and medical radio bands, from 2. Understanding the difference between bluetooth and wifi. Wifi direct uses the same basic technology as traditional wifi. This means that a bluetoothenabled device such as a smartphone is able to communicate with other bluetooth devices, such as a wireless headset or printer. Bluetooth 1 is a standard for wireless commu nications based on. Bluetooth and wifi wireless protocols computer science. The main difference between bluetooth and wifi is the purpose behind its designing. Bluetooth wireless technology v21 is a shortrange communications technology intended to replace the cables connecting portable andor fixed devices while maintaining high levels of security. That makes bluetooth technology suitable for transferring smaller files such as text documents and cell phone contacts, as well as lowerquality images and audio. Wireless networking technology from principles to successful implementation steve rackley amsterdam boston heidelberg london new york oxford paris san diego san francisco singapore sydney tokyo newnes is an imprint of elsevier. Wifi wireless technology working principles, types and.
Bluetooth and wifi are different standards for wireless communication bluetooth technology is useful when transferring information between two or more devices that are near each other when speed is not an issue, such as telephones, printers, modems and headsets. Networking standard wifi and the bluetooth wireless personal area. Apr 28, 2017 bluetooth is a wireless technology standard that is used to exchange data over short distances less than 30 feet, usually between personal mobile devices. Bluetooth technology is useful when transferring information between two or more devices that are near each other when speed is not an issue, such as telephones, printers, modems and headsets. Wireless technology is an alternative to wired technology, which is commonly. It is this bluetooth adapter that sends and receives data. Bluetooth technology is well established and is able to provide wireless connectivity for an ever increasing number of items from bluetooth wireless headphones to mobile phone and laptop short range connectivity and wireless computer mice to many other devices requiring short range wireless connectivity. Bluetooth wireless technology is an inexpensive, shortrange radio technology that eliminates the need for proprietary cabling between devices such as notebook pcs, handheld pcs, personal digital assistants pdas, cameras, and printers.
With the cables gone, the idea of having a particular appliance for a. Bluetooth works by the simple principle of sending and receiving data in the form of radio waves. Bluetooth technology have a range of 10 meters about 30 feet, and data transfer rate up to 3 megabits 375 kilobytes per second. The two concerned wireless technologies are being discussed in brief next. Federal communications commission that released the bands of the radio spectrum at. Should you are interested in it, please be free to contact us. The bluetooth radio is very economical, limiting its output power exactly to what is actually needed. If your product requires access to the internet, and will always be used near a wifi access point, then wifi is the answer.
Typically, you might use it to download photos from a digital camera to a pc, to hook up a wireless mouse to a laptop. This ebook provides full information on wireless utilized sciences bluetooth and wifi. We are a professional manufacturer and supplier of module coming in high density, good performance and competitive price. Bluetooth also connects our phones to our cars to catch up on the latest podcasts during our morning commutes. Bluetooth vs wifi difference and comparison diffen. The technology behind bluetooth has evolved significantly over the last 20 years and can now be found in almost all of our electronics. Get more information about bluetooth technology pdf by visiting this link. Ieee standards govern its networks and have standardized it for use with a vast range of compatible devices. May 31, 2019 difference between bluetooth and wifi. Bluetooth is the first widespread technology for a shortrange adhoc network that is designed for combined voice and data application. Using wifi to seamlessly maintain a video streaming session that has been started outdoors by using mobile wimax indoors essentially. Wireless technologies are very popular in our everyday. Mcknightb amit research program on internet and telecoms convergence, massachusetts institute of technology, 1 amherst street, e40237, cambridge, ma 029, usa b4181 center for science and technology, syracuse university, ny 244, usa abstract. Bluetooth and wifi are both methods that provide wireless communication, but the difference between the two mainly stems from what they are designed to do and how they are used.
Scientific american is the essential guide to the most aweinspiring advances in science and technology. Digital analogue transmission of analogue data the air pressure variations analogue data are converted microphone into an electrical analog signal in which either the instantaneous voltage or current is directly proportional to. Bluetooth wireless technology is a short range communications technology intended to replace the cables connecting portable unit and maintaining high levels of security. Bhagwat, bluetooth technology for short range wireless apps, ieee internet computing, mayjune 2001, pp. Difference between bluetooth and wifi with comparison chart. Bluetooth is essentially used to connect shortrange devices for sharing data.
The book particulars the use situations for the above talked about utilized sciences, gives detailed descriptions on their technology architectures and protocol stacks and rounds up with a comparative analysis with totally different competing wireless utilized sciences. Wifi technology has its origins in a 1985 ruling by the u. Introduction bluetooth wireless technology bwt was developed in 1994 at ericsson in sweden. The book particulars the use situations for the above talked about utilized sciences, gives detailed descriptions on their technology architectures and protocol stacks and rounds up with. A widely used wpan technology is known as bluetooth version 1. The bluetooth technology is developed by the bluetooth special interest group and its physical range is from 10m to 100m. Although at any point in time, the bluetooth signal occupies only 1mhz, the signal changes center frequency or hops deterministically at a rate of 1600hz.
Bluetooth technology will change the suppositions we all have about our electronic devices. Mcknightb amit research program on internet and telecoms convergence, massachusetts institute of technology, 1 amherst street, e40237, cambridge, ma 029, usa. There you have it, all of the finely combed details about the two most popular wireless technologies ruling the. This means that a bluetooth enabled device such as a smartphone is able to communicate with other bluetooth devices, such as a wireless headset or printer.
Bluetooth is leading a convergence of industry and information that paves the way for the next industrial revolution bluetooth technology powers wireless sensor networks to enable predictive maintenance and detect machine failures before they occur. Comparison of wireless technologies bluetooth, wifi, ble. This report mainly focuses on network security issues and networking solutions. It has many advantages such as flexible, responsive, customized, fast, costeffective, secure. Security analysis of bluetooth technology daniel filizzola dani. Different types of wireless communication technologies. Bluetooth is an open wireless technology initially considered for. For instance, when transmitting to a receiving radio that is only a couple of meters away, the radio immediately modifies its signal strength to suit the small distance. Bluetooth is very similar to wifi in that it allows devices to. Download it once and read it on your kindle device, pc, phones or tablets. Wifi, networking technology that uses radio waves to allow highspeed data transfer over short distances.
The advantage of wifi direct over bluetooth is mainly faster transfer speeds. However, it has an embedded mechanism to assist the application. A free powerpoint ppt presentation displayed as a flash slide show on id. Bluetooth a standard permitting wireless connection of. Bluetooth is a similar radiowave technology, but its mainly designed for communicating over short distances less than about 10m or 30ft. Bluetooth is a wireless technology standard that is used to exchange data over short distances less than 30 feet, usually between personal mobile devices. Use features like bookmarks, note taking and highlighting while reading wireless networking. Bluetooth and wifi provide wireless communication and uses radio signals for doing so.
Shortrange wireless network integration in intelligent. Typically, you might use it to download photos from a digital camera to a pc, to hook up a wireless mouse to a laptop, to link a handsfree headset to your cellphone so you can talk and drive safely at the. Aug 16, 2017 bluetooth and wifi provide wireless communication and uses radio signals for doing so. I intend to focus on these two research wireless technologies. But, it doesnt require an access point, allowing two devices to have a direct connection similar to bluetooth. Feasycom bluetooth module, wifi module, bluetooth wifi. Ppt wifi technology powerpoint presentation free to. The bluetooth is a wireless technology, used for transferring the data from one device to the other device.
Bluetooth technology is well established and is able to provide wireless connectivity for an ever increasing number of items from bluetooth wireless headphones to mobile phone and laptop short range connectivity and wireless computer mice to many other devices requiring short range wireless. Bluetooth, wireless usb, zigbee, irda and near field communications. Kondo et al technology for wifibluetooth and wimax coexistence be used for providing a costfree broadband environment via an access point located at the users home. Bluetooth is essentially used to connect shortrange devices for sharing data while wifi provides highspeed internet access. Know what the bluetooth technology is and its evolution know some technology basics about bluetooth know the application scenarios of the bluetooth know the basic regulations in the test of the bluetooth products course objectives.
The technology behind bluetooth has evolved significantly over the last 20 years and can now be. Bluetooth 1 is a standard for wireless commu nications based. At these transfer speeds, bluetooth cant really handle. Apbased topology infrastructure mode peertopeer topology adhoc mode. Pdf comparison of wifi and bluetooth technologies is provided. Current wifi systems support a peak physicallayer data rate of 54 mbps and typically provide indoor coverage over a distance of 100 feet. It was originally conceived as a wireless alternative to rs232 data cables. The wireless technology connects mice and keyboards to our computers. Wholesale the high quality bluetooth module,bt module,bluetooth audio module,wifi module,bluetooth beacon,ibeacon now. Federal communications commission that released the bands of the radio spectrum at 900 megahertz mhz, 2. The term wireless communication refers to the transfer of information using electromagnetic em or acoustic waves over the atmosphere rather than using any propagation medium that employs wires. The distance between the two devices is very short from the fixed, mobile device and building personal area network.