Sage-Tips

What are the different Bluetooth profiles?

Contents

• Advanced Audio Distribution Profile (A2DP)
• Attribute Profile (ATT)
• Audio/Video Remote Control Profile (AVRCP)
• Basic Imaging Profile (BIP)
• Basic Printing Profile (BPP)
• Common ISDN Access Profile (CIP)
• Cordless Telephony Profile (CTP)
• Device ID Profile (DIP)

Why are Bluetooth profiles used?

Bluetooth Profiles are a set of rules that allow the technology to complete a particular task. For example, to connect a pair of headphones to another device, a specific Bluetooth profile (or rules) is used. A different Bluetooth profile is needed to transfer files from one device to another.

How do I test my Bluetooth connection stability?

Simply Option (Alt) click the Bluetooth menu bar item, then move the mouse cursor over the Bluetooth item you want to check the signal strength for and look for “RSSI”. The two most likely reasons for a bad Bluetooth connection are low batteries and heavy interference from something in the environment.

What is a Bluetooth profile discuss a Bluetooth profile in detail?

A Bluetooth profile is a wireless interface specification for Bluetooth-based communication between devices, such as the Hands-Free profile. For a mobile device to connect to a wireless headset, both devices must support the Hands-Free profile.

Why are such a high number of different Bluetooth profiles required?

Bluetooth uses a number of profiles to enable different device types to communicate correctly over Bluetooth link.

Which access method is used in Bluetooth?

As an example, the Bluetooth communication system is based on a combination of frequency-hopping and either CSMA/CA statistical time-division multiplexing communication (for data communication applications) or TDMA (for audio transmission).

What is Bluetooth modulation?

Bluetooth technology uses a special binary frequency shift keying modulation scheme called Gaussian Frequency Shift Keying (GFSK). It’s a binary modulation scheme because each symbol represents only one bit, with a value of either zero or one.

What does dBm mean in Bluetooth?

It’s measured in decibels, dBm, on a logarithmic scale and is negative. A more negative number indicates the device is further away. For example, a value of -20 to -30 dBm indicates the device is close while a value of -120 indicates the device is near the limit of detection.

What is dBm in Bluetooth?

The louder you speak, the farther away someone can hear you but the more energy it takes. Bluetooth® technology supports transmit powers from -20 dBm (0.01 mW) to +20 dBm (100 mW).

Why is it important to test Bluetooth feature?

Therefore, it’s important to have a good testing process in place. Bluetooth feature tests inside apps are dependent on whether we want to test the end to end functionality or just emulate different states: On Real Devices, you can write test automation scripts to automate Bluetooth functionality.

How to test different Bluetooth profiles?

Using automation tests, different Bluetooth profiles can be tested such as pairing, hands-free, file transfer, etc. Script – Write test-automation script to simulate the steps below:

How do I complete the Bluetooth Qualification Process?

Use the Bluetooth Qualification tool Launch Studio to complete the Bluetooth Qualification Process. There are two paths within Launch Studio. The path you use depends on whether your product uses a new or existing Bluetooth design.

How is the Bluetooth design assigned a Bluetooth product type?

The design is assigned a Bluetooth product type per the definitions in the Compliance Requirements section of the Bluetooth specifications. If an organization produces more than one product that incorporates the same Bluetooth design, those additional products can be listed within the same qualification at no additional cost.