Archive for the ‘bluetooth’ Category:
Wireless Headsets Provide you Freedom of Movement
Wireless devices are an excellent advancement in technology and electronics that allow us to enjoy the functionality of our various products. They do not need to be plugged into a base unit such as the media player, stereo system, computer or other electronic items.
The wireless headset functions on the premise of communication via blue-tooth, infrared signals, or then radio signals. This type of headset enables you to enjoy music, or even enjoy your favorite movie or television series while working out, cooking or while you in the bathroom.
Such wireless headsets are specially designed keeping in mind the convience of people, so that they could enjoy their favorite movie or listen music even while they are in the middle of a room filled with people, without getting disturbed.
Sometimes, it so happens that because speakers are in-built in the system of a television or music player, the sound may not be so clear. This makes the person sit too close to the system, in order to listen to the sounds and voices.
However with the help wireless headset one can enjoy complete sound clarity at any distance in the room from the actual sound-generating device.
Basically, the wireless headsets have been created with effective a sound component that helps, one move about without missing any of the important sounds to be received. Even companies or call centers now days provides the staff this wireless technology, that they can attend to online conferences without having to be at their desk all the time.
Though this wireless listening mechanism provides freedom of movement while receiving the desirable sounds, yet there are certain limitations to it. The most important limitation is distance problem, because as far as distance is concerned when it comes to clarity.
This means, since the device functions on signals of radio active waves or blue tooth, it is manufactured to receive signals within certain proximity of the base unit.
Beyond which it begins to grain and also lose connection.
The factors that you need to consider while keeping in mind while selecting a wireless headset are:
- The quality of the speakers and the range till where they work and also the treble.
- The comfort level: They should be comfortable and fit well into the ear so that it does not keep slipping off, or is should not be too heavy for ones ears.
- The battery life: See the battery life is sustain, which in general should be up to six to seven hours. Also make sure the battery comes with a warranty incase something goes wrong.
Filed under bluetooth
Tags:actual sound, advancement in technology, call centers, device functions, freedom of movement, infrared signals, music player, sound clarity, sound component, stereo system, system computer, wireless headset, wireless headsets, wireless technology
Bluetooth Glossary
Below, you’ll find a list of the most used terms in Bluetooth technology. They can serve as a look up, or to help you learn more about Bluetooth terms in general.
2 in 1 handset
The situation where a subscriber’s handset is acting as a remote handset to a base unit that provides a network connection.
3G
Third generation, referring to the next generation of digital phone technology.
802.11 WLAN
A wireless LAN specification defined by the IEEE.
Access code
Each base band packet will start with an access code, which can be one of 3 types – CAC, DAC, and IAC.
ACK
Acknowledge.
ACL
Asynchronous Connectionless Link. This is one of the two types of data links that are defined for Bluetooth.
ACO
Authenticated Ciphering Offset.
Active mode
During the active mode, the unit will actively participate on the channel. The master will schedule the transmission based on traffic demands from the different slaves.
AP
Access point.
Authentication
The process of verifying who is at the opposite end of the link.
Authentication device
A device whose identity has been verified during the lifetime of the current link based on the authentication procedure.
Baseband
This describes the specification of the digital signal processing aspect of the hardware – the controller – which carries out the baseband protocols.
BB
Abbreviation of baseband.
BD
Bluetooth device.
BER
Bit Error Rate.
The above is more of an intro to the terms that are used with Bluetooth. Bluetooth currently has hundreds of devices, making it the best wireless solution in the world. With more coming out every day, you can bet that Bluetooth will be around for many years to come.
If you are new to Bluetooth, the terms used can be very helpful. There are hundreds of glossary terms that apply to Bluetooth, many of which describe shortcuts to common terms. You can learn a lot by reading over the meanings, especially if you have never used Bluetooth technology before.
Those of you who have experience with Bluetooth, can look over the glossary of terms to brush up on your knowledge or just check out what an unfamiliar term actually means. Nothing is complicated with the meanings, although they make take some getting used to.
Once you have been around Bluetooth for a while, you’ll find yourself right at home with the terms and meanings to the technology. All you need to do is play around with it, and read books or manuals whenever you get the chance. Before you know it, you’ll be a professional in the vast world of Bluetooth wireless.
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Tags:abbreviation, access code, access point, acl, authentication device, authentication procedure, bd, bit error rate, bits, bluetooth, cac, connection, connectionless, connectivity, control, dac, data, data links, device, devices, digital, digital signal processing, digits, glossary terms, help, home, master, News, next generation, phone, phone technology, phones, protocol, provider, remote, signals, slaves, technology, third generation, traffic demands, wireless, wireless lan, wireless solution
Bluetooth Advantages And Disadvantages
Bluetooth has a lot to offer with an increasingly difficult market place. Bluetooth helps to bring with it the promise of freedom from the cables and simplicity in networking that has yet to be matched by LAN (Local Area Network).
In the key marketplace, of wireless and handheld devices, the closest competitor to Bluetooth is infrared. Infrared holds many key features, although the line of sight it provides doesn’t go through walls or through obstacles like that of the Bluetooth technology.
Unlike infrared, Bluetooth isn’t a line of sight and it provides ranges of up to 100 meters. Bluetooth is also low power and low processing with an overhead protocol. What this means, is that it’s ideal for integration into small battery powered devices. To put it short, the applications with Bluetooth are virtually endless.
Disadvantages
Bluetooth has several positive features and one would be extremely hard pressed to find downsides when given the current competition. The only real downsides are the data rate and security. Infrared can have data rates of up to 4 MBps, which provides very fast rates for data transfer, while Bluetooth only offers 1 MBps.
For this very reason, infrared has yet to be dispensed with completely and is considered by many to be the complimentary technology to that of Bluetooth. Infrared has inherent security due to its line of sight.
The greater range and radio frequency (RF) of Bluetooth make it much more open to interception and attack. For this reason, security is a very key aspect to the Bluetooth specification.
Although there are very few disadvantages, Bluetooth still remains the best for short range wireless technology. Those who have tried it love it, and they know for a fact that Bluetooth will be around for years to come.
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Tags:attacker, best, bluetooth, cables, competitor, data, device, devices, freedom, help, infrared, intercepts, Low, marketplace, mbps, open, protocol, provider, radio, security, technology, wireless
Bluetooth and Infared
With new electrical devices being produced every day, the problem of connecting things is becoming more and more complex in nature. The system that comprises computers and other electronics makes use of varieties of wires, cables, etc.
These parts will communicate through light beams, lasers, radio signals, and infrared. The problem however, is the devices and technology is often the connection between each component. Therefore, most electronic systems aren’t used to their full extent due to the problems and imperfections.
To help simplify things, a solution was created – the solution of Bluetooth. Bluetooth is wireless and automatic, offering users a variety of features that have simplified the art of connection. Bluetooth has revolutionized the standard methods of connecting things to enabling almost anything to be connected to a single system.
Aside from Bluetooth, there are other ways of connecting wireless devices. One example of such is the IR or infrared. Infrared allows low frequency light waves to transmit signals to another component. This technology is easy to create and the cost of putting the IR device into a system is rather low.
Infrared technology is a one to one process. Due to the limitation, you may only send signals from one device to another, similar to a television set and remote control. You can only transmit signals between the two although not with a seperate system.
Aside from the fact that these two natures of infrared are obstacles to acquiring results, these same qualities have worked in advantage to the connection. Infrared devices need to be lined up directly, meaning too little interference can occur between the transmitters and receivers.
The technology behind Bluetooth works by transmitting signals through low frequency radio signals. The path of communication is working on 2.45 GHz, which is the same frequency band used in ISM devices.
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Bluetooth Applications
With Bluetooth being very popular with wireless, it’s no wonder there are many applications available for the technology. Below, you’ll find the applications for Bluetooth.
- Wireless networking between laptops and desktop computers, or desktops that are in a confined space and little bandwidth is needed.
- Peripherals such as mice, keyboards, and printers.
- Cell phones with Bluetooth technology have been sold in large numbers, as they are able to connect to computers, PDAs (Personal Data Assistant), and various other devices. The standard also includes the support for more powerful and longer range devices.
- The transfer of files, images and MP3, between mobile phones.
- Certain MP3 players and digital cameras to transfer files to and from computers.
- Bluetooth technology headsets for smart phones and cell phones.
- Data logging equipment that transmits data to a computer via Bluetooth technology.
- Sony Playstation 3 and Nintendo Revolution will both use Bluetooth technology for their wireless controllers.
For Bluetooth, there are literally hundreds of different applications and devices available for you to use or purchase. As you may already know, Bluetooth is the most popular wireless technology in the world. It’s very reliable, very dependable and very hard to crack into.
There are many other applications for Bluetooth in development now, many of which plan to take the wireless age to the next level. Video game systems are using Bluetooth technology as well, for their wireless controllers. This is great news for gaming fans, as Bluetooth offers the best in wireless data transmission.
If your curious about applications for Bluetooth that are still in development, you can search on the internet. You can find all sorts of information, especially when it comes to Bluetooth. As the future arrives, you can expect Bluetooth to bring bigger and better things.
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