Device and method for testing various audio codes of Bluetooth headset

• Main Author: WANG SHAODUN
• Format: Patent
• Language: Chinese; English
• Published: 19.06.2020
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION; WIRELESS COMMUNICATIONS NETWORKS

The invention relates to the technical field of Bluetooth testing, and relates to a testing device and a testing method for various audio codes of a Bluetooth headset. The testing device comprises a USB distributor; an Android software and hardware system which comprises a CPU and an Android software platform and is used for encoding the audio signals and sending the encoded audio signals to the switching chip in a PCM audio format; a high-resolution sound card; a switching chip which is in butt joint with the Bluetooth radio frequency chip and the Bluetooth LE radio frequency chip, wherein one of the Bluetooth radio frequency chip and the Bluetooth LE radio frequency chip is selected for audio signal transmission; a Bluetooth radio frequency chip which is used for supporting A2DP and HFP;and a Bluetooth LE radio frequency chip which supports LC3 coding and is used for synchronously connecting a plurality of Bluetooth earphones to be tested and simultaneously carrying out audio streaming test. The testing dev