Bluetooth

In recent years, research into wireless networking has been dominated by the perceived need for high bandwidth access to data intensive files with extensive graphical, video and audio content. Bluetooth has been heralded as the low-power wireless standard of the future, but it is very much a high-bandwidth technology, designed to integrate portable devices into this communications infrastructure, and is relatively power... 

Bluetooth the need for low-cost short-range wireless radio networking among different electronic devices such as mobile PCs, cell phones, and... 

Fig. 5.32 Frequency bands covered by the various wireless technologies ( includes Bluetooth Harald Blatand (Bluetooth) was a famous King of Denmark c.960 who is known for encouraging communication between people).

All measurements are saved in a database, so that earlier measurements can be downloaded and compared w ith new measurements. All measured data is transferred (using WiFi, Bluetooth or a USB) to the bSi.W Multiview 3D PC program and saved in a database for analy sis and reports to be printed out,... 

Fourth, the Telefetalcare monitor (FaneUi et al., 2011) is a textile belt with eight ECG leads embedded in the fabric. The recorded data are sent via Bluetooth and visualised in real time on a PC. Whilst it is a more user-friendly monitoring... 

The data gathered with this arrangement is sent to the mobile phone of the user using low-power Bluetooth 4.0 technology. Using the mobile phone, the future mother would be able to get information about the status of the unborn baby. In addition to its functions as a tool to provide feedback, the phone will be used as a forwarding point for the data. The data will be transferred to a back-end server where additional signal... 

Portable electronics (cell phones and personal data assistants) (PDAs), MicroLeadFrame and high-performance applications in the 5—40 GHz range PDAs, Global-Positioning Systems (GPS), RF product for Bluetooth ... 

AAC system outputs in common use are speech, displays, printers, beeps, data, infrared, Bluetooth, and other formats. Outputs are used to facilitate the interactive nature of real-time communication. Users may rely on auditory and visual feedback to enhance vocabulary selection and the construction of messages. The speech and display outputs maybe directed toward the communication partner to support the exchange of information. Auditory feedback such as beeps and key clicks, while useful to the individual using the system, also provide the communication partner with information that a user is in the process of generating a message. Finally, outputs maybe used to control other items or devices such as printers. 

For storage and complex processing, sensor data from the microcontroller is sent to an external processing unit with algorithms developed to convert, filter, extract and otherwise process the raw data into meaningful information. In the case of sportswear, wireless transmission (e.g. Bluetooth) can be used, to maintain freedom of movement. However, it is also possible to use storage cards and manually transfer flie data after... 

Ottenbacher, J., Romer, S., Kunze, C., GroBmann, U., Stork, W., 2004. Integration of a Bluetooth based ECG system into clothing. In Proceedings of the Eighth International Symposium on Wearable Computers (ISWC 04), 31st October-3rd November. 

Bluetooth A wireless technology designed to repiace cables between cell phones, laptops, and other devices. Bluetooth wireless technologyworkswithlnal-, 10-,or 100-meter range and uses the 2.4 GHz band, which is unlicensed and can be used by many other types of devices, such as cordless phones and baby monitors. 

J Ottenbacher et al., Integration of a Bluetooth Based ECG System into Clothing , 8th int Symp on Wearable Computers, Arlington (USA), 2004. 

Cellular telephones and notebook computer applications drove the market and will continue to dominate cell usage. The Bluetooth and 3G mobile phones should expand the market coupled with expansion as people shift to higher performance devices. The market for portable cellular phone and notebook computers is reaching saturation in the United States and Europe where it is expected to grow in parallel with the gross national product. Large growth areas for cellular phones and notebook computers are in Asia, especially the Chinese and Indian markets. 

Bluetooth A technology that uses radio frequency standards for wireless communication between computers and their peripherals. A line-of-sight cormection is not necessary. 

The system must have a primary means for transferring data (printed, web-based, email, and Bluetooth can be used as primary), and two secondary means to get the data to the officer. The driver must have an instruction sheet on how to conduct the data transfer. 

A final example is the production of a very popular smart phone. According to the Asian Development Bank, five countries were involv in manufacturing 14 key parts and the final assembly. Germany made six parts (e.g., camera modules, GPS receiver), Korea made the application processor. United States made three parts (e.g., memory chip, Bluetooth) and Japan made four parts (e.g., display module, flash memory, touch screen). The final assembly of the smart phone was done in China ... 

Small consumer-electronics devices such as cell phones, bluetooth wireless headset, music (MP3) players, etc. often utilize only a single series Li-ion cell to provide power to these devices. Although the capacity and size of the battery may vary, these are generally smaller cells ranging from a few 100 mAh for a headset to 3000 mAh for a larger smart-phone. 

Meanwhile, numerous medical device companies are adding communication capabilities into their existing products. Examples are BP meters, blood glucose meters, heart-rate (HR) monitors, thermometers, and spirometers with universal serial bus (USB), Bluetooth, and/or Wi-Fi connectivity. In a typical usage scenario, the mobile phone or Wi-Fi access... 

Interface/extension of existing medical devices BP meter with display and storage on phone thermometer communicating with a tablet via Bluetooth... 

---