CN115334485B - Bluetooth device testing device and Bluetooth testing system - Google Patents
Bluetooth device testing device and Bluetooth testing system Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0061—Error detection codes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention discloses a testing device and a Bluetooth testing system of Bluetooth equipment, which particularly relate to the technical field of wireless communication networks, and comprise a power module, a communication data interface module, a radio frequency input/output module, a protocol coding control module and a hardware physical structure module, wherein the power module is used for supplying power to a testing operation module of the testing device and supporting data input/output of the wireless communication network, and the communication data interface module refers to a port for inputting and outputting communication signals and is used for externally connecting interface channels of data communication, virtual signal communication and digital signal communication; the invention adopts the link control management module to increase the regulation control management function of the Bluetooth equipment, and the data feedback man-machine module increases the man-machine interaction test data function, thereby achieving the effect of clearly analyzing and feeding back the test data information to people, and breaking through the function that the Bluetooth test system can realize the link control management.
Description
Technical Field
The present invention relates to the field of wireless communication networks, and more particularly, to a testing apparatus and a bluetooth testing system for bluetooth devices.
Background
As is well known, with the mature development of wireless communication technology and the expansion of application to various industry aspects, bluetooth technology based on wireless communication network is also widely used and developed with the demands of various industries, and the bluetooth technology is a technology for realizing short-distance wireless transmission at present, and has a function of replacing wired cable transmission data for communication by using radio connection bluetooth equipment of frequency modulation and spread spectrum.
Along with the continuous development of bluetooth equipment, people begin to pursue the high-quality performance and the stable function of bluetooth equipment, therefore, the bluetooth test system using the wireless communication technology for testing bluetooth is extended out from the production bluetooth equipment, refer to a test system between a test device end and a bluetooth end to be tested, the existing bluetooth test system comprises a bluetooth wireless transceiver module and a bluetooth test module, and particularly the bluetooth wireless transceiver module is used for receiving test instructions and data transmission transmitted by the test end through wireless communication, and the bluetooth test module is a module for testing the performance and the function of bluetooth equipment and has the effects of identifying the quality of the bluetooth equipment and judging the functional stability of the bluetooth equipment.
The existing Bluetooth device testing device has the problems that a communication interface is single and a host is connected to enable coding control to be not intelligent, the existing Bluetooth testing system cannot timely, accurately and clearly feed back test data to pupils, and the problem of link regulation control management of the Bluetooth device is lacking in the Bluetooth device testing process.
Disclosure of Invention
In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a testing apparatus and a bluetooth testing system for a bluetooth device, by extending a communication data interface module and adding a protocol coding control module to the testing apparatus of the bluetooth device. And adding a link control management module and a data feedback man-machine module to the Bluetooth test system to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the testing device of the Bluetooth equipment comprises a power supply module, a communication data interface module, a radio frequency input/output module, a protocol coding control module and a hardware physical structure module, wherein the power supply module is used for supplying power to a testing operation module of the testing device and supporting data input/output of a wireless communication network, the communication data interface module is a port for inputting and outputting communication signals and is used for externally connecting interface channels of data communication, virtual signal communication and digital signal communication, the radio frequency input/output module is used for converting radio signals into wired signals and wirelessly communicating data information into and outputting the wired signals in a coupling mode, the protocol coding control module is used for editing a testing protocol by using an editable logic controller and automatically controlling the testing Bluetooth equipment, the testing data of the Bluetooth equipment is intelligently edited and controlled by receiving data of the radio frequency input/output module, and the hardware physical structure module is used for the testing device assembled by using visible physical equipment.
In a preferred embodiment, the power module comprises a direct current unit, wherein the direct current unit is used for providing direct current with unchanged size and direction to the testing device; the communication data interface module comprises a GPIO interface unit, a radio frequency antenna port unit and a COM serial port unit, wherein the GPIO interface unit is an input/output interface connected with a power circuit board on a micro-control chip and used for inputting and outputting electric signals of a communication circuit, the radio frequency antenna port unit is used for receiving and transmitting radio frequency information corresponding to an antenna logic port, and the COM serial port unit is an expansion interface adopting a serial communication mode and used for transmitting data of a Bluetooth testing device.
In a preferred embodiment, the radio frequency input/output module includes an OFDM modulation unit, an RF output unit and an integrated multiplexer unit, where the OFDM modulation unit is to utilize an orthogonal frequency division multiplexing technology to complete parallel transmission of high-speed serial data, the OFDM modulation unit divides a channel into a plurality of orthogonal sub-channels, then converts a high-speed data signal into parallel low-speed sub-data streams, and modulates the parallel low-speed sub-data streams onto each sub-channel for transmission, the RF output unit is to mix and encode a video signal, an image signal and an audio signal, and then output a radio signal, and the integrated multiplexer unit is an adaptation unit of an conversion interface in a testing device, and is used to connect a computer and other digital devices across the testing device for testing, data transmission, analog serial port and file exchange.
In a preferred embodiment, the protocol coding control module includes an error detection coding unit and a protocol control unit, the error detection coding unit uses a computer language to perform redundancy coding technology to detect errors, adopts CRC to resist interference information of transmission noise, and aims to improve error detection and correction capability of communication information, adopts coding technology to improve signal-to-noise ratio, the error detection coding unit includes an error detection code and an error correction code, wherein the error detection code refers to errors occurring in detection coding, the error correction code refers to automatic execution of error correction coding after the detection code detects coding error problems, and the protocol control unit refers to additional information for realizing protocol functions of a test system; the hardware physical structure module consists of a shell, a micro-control chip and a display, wherein the micro-control chip is a core of the Bluetooth equipment testing device, and the data transmission among the modules is operated, processed, controlled and managed under the support of wireless communication and power supply.
In a preferred embodiment, the invention relates to a bluetooth device end to be tested and a testing device end of the bluetooth device, which comprises a bluetooth wireless transceiver module, a bluetooth testing module, a link control management module and a data feedback man-machine module, wherein the bluetooth wireless transceiver module is used for matching the bluetooth device end to be tested and the testing device end of the bluetooth device, carrying out communication connection and transmitting test data, the bluetooth testing module is used for testing the performance and the function of the bluetooth device by receiving and transmitting test instructions by using the bluetooth wireless transceiver module, the link control management module is used for carrying out adjustment control management on abnormal data transmitted by the bluetooth testing module by using a controller and a processor, and the data feedback man-machine module is used for processing, storing and feeding back the data of the tested bluetooth and the information of the adjustment control management abnormal data.
In a preferred embodiment, the bluetooth wireless transceiver module includes a wireless transmitting unit, a wireless receiving unit and a phase-locked loop unit, where the wireless transmitting unit refers to a testing device end of a bluetooth device transmitting a link management protocol LMP instruction to a bluetooth device end to be tested, activating the bluetooth device end to be tested to enter a testing mode, the wireless receiving unit refers to a data result generated after the testing device end of the bluetooth device receives the testing instruction and executes the testing instruction to the bluetooth device end to be tested, the phase-locked loop unit refers to a phase-locked loop unit, and the phase-locked loop unit is a loop formed by a phase discriminator, a loop filter, a voltage-controlled oscillator and a frequency divider, and is used for comparing output information of a reference signal and the controlled oscillator, and correspondingly adjusting and controlling the controlled oscillator according to a generated phase error.
In a preferred embodiment, the bluetooth test module includes a radio frequency test unit, an audio test unit, an interface test unit and a power consumption current test unit, where the radio frequency test unit refers to a test device end of a bluetooth device sending radio frequency signals to a bluetooth device end to be tested through an antenna, and uses the test module to test the radio frequency signals to obtain parameter value signals of S parameter, gain signal-to-noise ratio, noise coefficient and intermediate frequency phase noise, and transmit the parameter value signals to a data feedback man-machine module through a radio frequency antenna port, the audio test unit detects audio playing of the bluetooth device, and performs comparative analysis on a background noise value of collected bluetooth audio and an audio signal tested by the obtained bluetooth device to test whether an abnormal, a stuck and interrupted phenomenon exists in the bluetooth audio playing effect, and the interface test unit uses the test device end of the bluetooth device to send interface control instructions, and collects data phenomena input and output from the interface by closing and opening the interface, and determines whether a communication interface of the bluetooth device is stable, and the power consumption current test unit refers to measuring the influence of signal power and information transmission speed of the bluetooth device to be tested on the bluetooth device.
In a preferred embodiment, the link control management module includes a bluetooth controller unit, a baseband processor unit, a radio frequency transceiver unit and a serial port connection protocol unit, where the bluetooth controller unit is used for controlling the bluetooth test system to execute test instructions by a coupling circuit and controlling to process input and output test data, the baseband processor unit is composed of a link control sequencer, an editable program generator, an audio processor, a shared memory storage and encryption and decryption, and is used for processing and controlling data processing of bluetooth test signals in real time, analyzing and evaluating bluetooth device test indexes by encoding and adjusting test signal intensity, the radio frequency transceiver unit is used for modulating, demodulating and frame timing recovery and frame skip function transceiver operation, in the radio frequency transceiver unit, the transmitting operation includes carrier generation, carrier modulation, power control and automatic gain control, the receiving operation includes frequency tuning to correct carrier frequency and signal intensity control, and the serial port connection protocol unit refers to that the bluetooth test system creates a serial port protocol for a bluetooth device end to be tested, and performs serial port connection transmission of data.
In a preferred embodiment, the data feedback man-machine module includes an acquired data analog-to-digital conversion unit, a data processing CPU analysis unit, a test data storage RAM unit and an LED display unit, where the acquired data analog-to-digital conversion unit is used to receive test data in the bluetooth test system, convert the data in wireless communication into a unified format by using an analog-to-digital converter, improve the efficiency of data transmission, processing, storage and analysis, the data processing CPU analysis unit is used to receive the data acquired by the acquired data analog-to-digital conversion unit, perform operation processing on the data by using a machine learning technology, perform mathematical algorithm calculation to obtain a result, and then perform evaluation analysis according to the data result, the test data storage RAM unit is used to use the RAM flash radio frequency measurement signal and the digital information calculated in the bluetooth test system, and the LED display unit is used to display the data processed by the data processing CPU analysis unit into files, images and videos from the display screen to the pupil.
The invention has the technical effects and advantages that:
the invention adopts the link control management module to increase the regulation control management function of the Bluetooth equipment, and the data feedback man-machine module increases the man-machine interaction test data function, thereby achieving the effect of clearly analyzing and feeding back the test data information to people, and breaking through the function that the Bluetooth test system can realize the link control management.
The invention adopts the communication data interface module to add the function of data input and output channels, and the protocol coding control module adds the function of editable logic code test control, thereby achieving the effects of diversification of connection interfaces of the test device of the Bluetooth equipment and coding control without connecting with a host.
Drawings
Fig. 1 is a block diagram of a bluetooth test system according to the present invention.
Fig. 2 is a diagram of a bluetooth wireless transceiver module according to the present invention.
Fig. 3 is a block diagram of a bluetooth test according to the present invention.
Fig. 4 is a block diagram of a link control management module according to the present invention.
FIG. 5 is a block diagram of a data feedback human machine module according to the present invention.
Fig. 6 is a diagram of a testing apparatus of the bluetooth device according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment provides a testing device of a bluetooth device as shown in fig. 1, which comprises a power module, a communication data interface module, a radio frequency input/output module, a protocol coding control module and a hardware physical structure module, wherein the power module is used for supplying power to a testing operation module of the testing device and supporting data input/output of a wireless communication network, the communication data interface module is a port for inputting/outputting communication signals and is used for externally connecting interface channels for data communication, virtual signal communication and digital signal communication, the radio frequency input/output module is used for converting radio signals into wired signals and wirelessly communicating data information into/outputting data information in a coupling mode, the protocol coding control module is used for editing a testing protocol by using an editable logic controller and automatically controlling the testing bluetooth device, the hardware physical structure module is used for intelligently editing and controlling testing data of the bluetooth device by receiving data of the radio frequency input/output module, and the hardware physical structure module is used for installing the testing device by using visible physical device combination.
The difference between the implementation and the prior art lies in that the communication data interface module, the protocol coding control module, the link control management module and the data feedback man-machine module are provided, specifically, the communication data interface module is provided with a data input/output channel function, the protocol coding control module is provided with an editable logic code test control function, the link control management module is provided with a Bluetooth equipment adjustment control management function, the data feedback man-machine module is provided with a man-machine interaction test data function, the link control management module and the data feedback man-machine module form an intelligent adjustment control Bluetooth test system, the whole process is not provided with in the prior art, and the embodiment does not limit specific algorithm or program process.
As shown in fig. 1, in this embodiment, the power module specifically includes a dc unit, where the dc unit is used to provide dc with constant magnitude and direction to the testing device; the communication data interface module comprises a GPIO interface unit, a radio frequency antenna port unit and a COM serial port unit, wherein the GPIO interface unit is an input/output interface connected with a power circuit board on a micro-control chip and used for inputting and outputting electric signals of a communication circuit, the radio frequency antenna port unit is used for receiving and transmitting radio frequency information corresponding to an antenna logic port, and the COM serial port unit is an expansion interface adopting a serial communication mode and used for transmitting data of a Bluetooth testing device;
the GPIO interface unit can be connected with external hardware equipment, has the functions of realizing communication with the outside, collecting external hardware data and controlling the external hardware, an antenna port in the radio frequency antenna port unit is a radio frequency channel for assisting in receiving radio frequency signals for demodulation, and the COM serial port unit is used for carrying out bit-by-bit sequential transmission on data and is suitable for long-distance two-way communication.
In this embodiment, as shown in fig. 1, the radio frequency input/output module specifically includes an OFDM modulation unit, an RF output unit and an integrated multiplexer unit, where the OFDM modulation unit is an adaptation unit for converting interfaces in a testing device, and is used for performing testing, data transmission, analog serial port and file exchange by connecting a computer and other digital devices across the testing device.
As shown in fig. 1, the specific description is that the protocol coding control module includes an error detection coding unit and a protocol control unit, the error detection coding unit uses a computer language to detect errors, adopts a CRC to resist interference information of transmission noise, and aims to improve error detection and correction capability of communication information, adopts a coding technology to improve signal-to-noise ratio, the error detection coding unit includes an error detection code and an error correction code, the error detection code refers to errors occurring in the detection code, the error correction code refers to automatic execution of error correction coding after the detection code detects coding error, the protocol control unit refers to additional information for realizing a protocol function of a test system, specifically, the protocol coding control module receives a radio frequency signal through a data interface, on one hand, uses the error detection coding unit to detect the transmission signal, and on the other hand, uses the protocol control unit to logically encode functional information tested by a bluetooth device, so as to control the value of the test data; the hardware physical structure module consists of a shell, a micro-control chip and a display, wherein the micro-control chip is a core of the Bluetooth equipment testing device, and performs operation processing, control and management of data transmission among the modules under the support of wireless communication and a power supply;
the error detection coding unit specifically guarantees that a detected data sender and receiver form an r+1 bit pattern based on the existing cyclic redundancy detection coding, the r+1 bit pattern is expressed as G, the bit of the most significant bit of G is required to be 1, and R additional bits R are selected by the sender and added to D for a data end D, so that the obtained d+r bit pattern can be exactly divided by G (i.e. no remainder) by modulo 2 operation, and error detection is performed by CRC: the recipient uses G to remove the accepted d + r bits, if the remainder is non-zero, then it is known that an error occurred, otherwise it will accept.
In this embodiment of fig. 2, a specific explanation is that the bluetooth test system relates to a bluetooth device end to be tested and a testing device end of the bluetooth device, and includes a bluetooth wireless transceiver module, a bluetooth test module, a link control management module and a data feedback man-machine module, where the bluetooth wireless transceiver module is used for matching the bluetooth device end to be tested and the testing device end of the bluetooth device, performing communication connection, transmitting test data, where the bluetooth test module uses the bluetooth wireless transceiver module to receive and send test instructions to test performance and function of the bluetooth device, the link control management module uses a controller and a processor to perform adjustment control management on abnormal data transmitted by the bluetooth test module, and the data feedback man-machine module processes, stores and feeds back information of data of the test bluetooth and abnormal data of adjustment control management.
In this embodiment of fig. 3, it is specifically illustrated that the bluetooth wireless transceiver module includes a wireless transmitting unit, a wireless receiving unit and a phase-locked loop unit, where the wireless transmitting unit refers to a testing device end of a bluetooth device transmitting a link management protocol LMP instruction to a bluetooth device end to be tested, activating the bluetooth device end to be tested to enter a testing mode, the wireless receiving unit refers to a data result generated after the testing device end of the bluetooth device receives the testing instruction and executes the testing instruction to the bluetooth device end to be tested, the phase-locked loop unit refers to a phase-locked loop unit, and the phase-locked loop unit is a loop formed by a phase discriminator, a loop filter, a voltage-controlled oscillator and a frequency divider, and is used for comparing output information of a reference signal and the controlled oscillator, and correspondingly adjusting and controlling the controlled oscillator according to a generated phase error.
In this embodiment, as shown in fig. 4, it is specifically illustrated that the bluetooth test module includes a radio frequency test unit, an audio test unit, an interface test unit and a power consumption test unit, where the radio frequency test unit refers to a test device end of a bluetooth device sending a radio frequency signal to a bluetooth device end to be tested through an antenna, and uses the test module to test the radio frequency signal to obtain a parameter value signal of an S parameter, a gain signal-to-noise ratio, a noise coefficient and an intermediate frequency phase noise, and transmits the parameter value signal to a data feedback man-machine module through a radio frequency antenna port, the audio test unit detects audio play of the bluetooth device, and performs a comparison analysis on a noise floor value of a collected bluetooth audio and an obtained audio signal tested by the bluetooth device to test whether an abnormal, a stuck and interrupted phenomenon exists in the bluetooth audio play effect, and the interface test unit uses the test device end of the bluetooth device to send an interface control instruction, and collects a data phenomenon input and output from the interface through the interface to determine whether a communication interface of the bluetooth device is stable, and the current consumption test unit refers to measuring the influence of the signal and the power consumption of the signal of the bluetooth device to be tested on the bluetooth device;
the parameter test in the radio frequency test unit, the S parameter is to provide power for the test device, the gain value of the circuit of the Bluetooth device is tested by using a vector network analysis method, the gain signal to noise ratio is the power and noise base of the signal received by the test device after the radio frequency signal is sent, the noise coefficient is the noise density which is obtained by connecting the Bluetooth device with other digital devices to obtain stable work after the gain value is obtained, the processor calculates the noise coefficient by using a mathematical formula algorithm, the intermediate frequency phase noise is the power and offset power of the highest point of the radio frequency signal frequency, and the phase noise is calculated by using the mathematical formula algorithm.
In this embodiment, as shown in fig. 5, it is specifically described that the link control management module includes a bluetooth controller unit, a baseband processor unit, a radio frequency transceiver unit and a serial port connection protocol unit, where the bluetooth controller unit is used for controlling the bluetooth test system to execute a test instruction by a coupling circuit and controlling the input and output test data, the baseband processor unit is composed of a link control sequencer, an editable program generator, an audio processor, a shared memory storage and encryption and decryption, and is used for processing and controlling the data processing of bluetooth test signals in real time, analyzing and evaluating the test index of the bluetooth device by adjusting the strength of the test signals through encoding, the radio frequency transceiver unit is used for modulating, demodulating and frame timing recovering and frame skip function transceiving operations, the transmitting operation includes carrier generation, carrier modulation, power control and automatic gain control AGC, the receiving operation includes frequency tuning to correct carrier frequency and signal strength control, and the serial port connection protocol unit refers to the bluetooth test system creating a serial port protocol to test equipment end, and performing data independent serial port connection transmission.
In this embodiment, as shown in fig. 6, the data feedback man-machine module specifically includes an acquired data analog-to-digital conversion unit, a data processing CPU analysis unit, a test data storage RAM unit and an LED display unit, where the acquired data analog-to-digital conversion unit is used to receive test data in the bluetooth test system, convert the data in wireless communication into a unified format by using an analog-to-digital converter, improve efficiency of data transmission, processing, storage and analysis, the data processing CPU analysis unit is used to receive the data acquired by the acquired data analog-to-digital conversion unit, perform operation processing on the data, perform mathematical algorithm calculation to obtain a result by using a machine learning technology, and then perform evaluation analysis according to the data result, the test data storage RAM unit is used to use the RAM flash radio frequency measurement signal and digital information calculated in the bluetooth test system, and the LED display unit is used to convert the data processed by the data processing CPU analysis unit into files, images and videos by using a display screen to display the form from the display screen to the pupil, so as to achieve the effect of man-machine information feedback.
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. Bluetooth test system, its characterized in that: the Bluetooth test system comprises a Bluetooth wireless transceiver module, a Bluetooth test module, a link control management module and a data feedback man-machine module, wherein the Bluetooth wireless transceiver module is used for matching a Bluetooth equipment end to be tested and a testing device end of the Bluetooth equipment to be tested, carrying out communication connection and transmitting test data, the Bluetooth test module is used for receiving and sending test instructions to test the performance and the function of the Bluetooth equipment by using the Bluetooth wireless transceiver module, the link control management module is used for carrying out adjustment control management on abnormal data transmitted by the Bluetooth test module by using a controller and a processor, and the data feedback man-machine module is used for processing, storing and feeding back information of the abnormal data of the Bluetooth test equipment end to be tested and the testing device end of the Bluetooth equipment to be tested and carrying out data detection transmission process.
2. The bluetooth test system according to claim 1, wherein: the Bluetooth wireless transceiver module comprises a wireless transmitting unit, a wireless receiving unit and a phase-locked loop unit, wherein the wireless transmitting unit is used for transmitting a Link Management Protocol (LMP) instruction to a Bluetooth device to be tested by a testing device end of the Bluetooth device, activating the Bluetooth device to be tested to enter a test mode, the wireless receiving unit is used for receiving a data result generated after the test instruction is executed by the testing device end of the Bluetooth device to be tested, and the phase-locked loop unit is used for comparing output information of a reference signal and a controlled oscillator and correspondingly adjusting and controlling the controlled oscillator according to a generated phase error.
3. The bluetooth test system according to claim 1, wherein: the Bluetooth test module comprises a radio frequency test unit, an audio test unit, an interface test unit and an electricity consumption test unit, wherein the radio frequency test unit is used for transmitting radio frequency signals to a Bluetooth device end to be tested through an antenna, the radio frequency signals are tested and processed by the test module to obtain parameter value signals of S parameters, gain signal to noise ratio, noise coefficients and intermediate frequency phase noise, the parameter value signals are transmitted to the data feedback man-machine module through the radio frequency antenna port, the audio test unit is used for detecting audio playing of the Bluetooth device, comparing and analyzing the background noise value of collected Bluetooth audio and the audio signals tested by the obtained Bluetooth device, the interface test unit is used for transmitting interface control instructions by the test device end of the Bluetooth device, and collecting data phenomena input and output from an interface to judge whether the communication interface of the Bluetooth device is stable or not by closing and opening the interface of the Bluetooth test system, and the electricity consumption test unit is used for measuring the influence of the signal power and the information transmission speed of the radio frequency signals to the electricity consumption test system when the Bluetooth device to be tested is connected into the Bluetooth test system.
4. The bluetooth test system according to claim 1, wherein: the link control management module comprises a Bluetooth controller unit, a baseband processor unit, a radio frequency transceiver unit and a serial port connection protocol unit, wherein the Bluetooth controller unit is used for controlling a Bluetooth test system to execute test instructions and control processing input and output test data by a coupling circuit, the baseband processor unit is used for processing and controlling data processing of Bluetooth test signals in real time, analyzing and evaluating Bluetooth equipment test indexes by adjusting the strength of the test signals through coding, the radio frequency transceiver unit is used for modulating, demodulating, frame timing recovering and frame skip function transceiving operation, and the serial port connection protocol unit is used for establishing a serial port protocol at a Bluetooth equipment end to be tested by the Bluetooth test system and carrying out independent serial port connection transmission of the data.
5. The bluetooth test system according to claim 1, wherein: the data feedback man-machine module comprises an acquisition data analog-to-digital conversion unit, a data processing CPU analysis unit, a test data storage RAM unit and an LED display unit, wherein the acquisition data analog-to-digital conversion unit is used for receiving test data in a Bluetooth test system and converting wireless communication data into a unified format by utilizing an analog-to-digital converter, the data processing CPU analysis unit is used for receiving the data acquired by the acquisition data analog-to-digital conversion unit and performing operation processing, the test data storage RAM unit is used for utilizing a RAM flash memory radio frequency measurement signal and digital information operated in the Bluetooth test system, and the LED display unit is used for converting the data processed by the data processing CPU analysis unit into files, images and videos by utilizing a display and displaying the files, the images and the videos from a display screen to pupils.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211120994.1A CN115334485B (en) | 2022-09-15 | 2022-09-15 | Bluetooth device testing device and Bluetooth testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211120994.1A CN115334485B (en) | 2022-09-15 | 2022-09-15 | Bluetooth device testing device and Bluetooth testing system |
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