23 results about "VoIP gateway" patented technology

The invention discloses a FreeSwitch real-time voice monitoring and call control method and a FreeSwitch real-time voice monitoring and call control system based on WebSocket. After the voice monitoring module is dynamically loaded in the FreeSwitch, the real-time voice flow of the call channel is pushed to the voice gateway through the WebSocket according to a uidaudio command; and the gateway completes ASR identification and quality inspection rule matching, and generates a FreeSwitch executable command in real time according to a violation event or an agent manual instruction, thereby realizing closed-loop control such as millisecond-level hang-up, switching and the like. The system does not need an MRCP server, supports multi-channel concurrent monitoring, hot plugging and log tracing, is simple in deployment, low in delay and high in expansibility, and can be widely applied to call center real-time quality inspection and seat auxiliary scenes.

The utility model provides a voice gateway device comprising an upper housing, and the surface of the upper housing is provided with heat radiation fins. The bottom shell is fixedly connected with the upper shell, a boss is arranged on the inner side of the bottom shell, and the upper shell and the bottom shell are fixedly connected to form a containing space; the main board is positioned in the accommodating space and is fixed on the boss; the battery is electrically connected with the main board, and the battery is fixed on the main board; the light guide part is fixed on the inner side of the bottom shell and is electrically connected with the mainboard; the antenna part is fixed on the outer side of the bottom shell and is electrically connected with the mainboard; a clamping groove is formed in the first side of the bottom shell; the second side of the bottom shell is provided with a plurality of interface holes. The voice gateway equipment is good in heat dissipation and simple to install, does not depend on an external power supply for power supply, and can ensure the continuity of voice communication under the condition of no external power supply for power supply.

This invention relates to the field of voice communication technology and discloses an intelligent call allocation system and method for voice gateways. The intelligent call allocation method for voice gateways includes: encapsulating performance data and node health into load fingerprints; generating capacity tokens and establishing a token pool in the voice gateway; using a utilization prediction model to predict utilization and a scheduling scoring model to calculate a comprehensive scheduling score; constructing a ready set based on candidate nodes; selecting the first node from the ready set for call allocation and monitoring call status; and activating a backpressure mechanism when the inbound call rate exceeds a preset multiple of the capacity token acquisition rate. This invention achieves precise capacity control and load allocation through load fingerprint generation and capacity token pooling management; improves prediction accuracy by predicting future node utilization through a utilization prediction model; and calculates a comprehensive scheduling score using an ensemble learning algorithm based on decision trees, providing an efficient, intelligent, and reliable call allocation method for enterprise voice networks.

The utility model relates to the technical field related to traffic, in particular to an expressway road network scheduling system based on a cloud platform, which is characterized in that a road condition information acquisition module acquires and transmits relevant information of expressway road conditions; the cloud platform data center is provided with a data storage and uploading interface for receiving and storing data of the road condition information acquisition module; the collaborative scheduling user side is connected with the cloud platform data center through a wired network to schedule and control the event handling module; the event handling module is used for handling an emergency event according to an instruction of the collaborative scheduling user side; the road condition information acquisition module comprises a voice gateway, an information board gateway and a license plate recognition gateway; the cloud platform data center has a built-in program and is used for processing road network sensing data uploaded by the voice gateway, the information board gateway and the license plate recognition gateway and supporting storage and processing of mass data; the expressway road network scheduling system based on the cloud platform is compact in arrangement, convenient to collaborate and high in response speed.

The invention relates to the technical field of elevator alarm, in particular to an elevator remote alarm method and system based on an outbound service cabinet, and the elevator remote alarm method comprises the steps: responding to an alarm operation in an elevator car, and initiating a first call to a duty room telephone through a machine room voice gateway; judging whether the first path of call is answered by a telephone in a duty room within a preset time, and initiating an outbound request to an outbound service cabinet based on a machine room voice gateway according to a judgment result; the outbound service cabinet determines an idle target outbound module from a plurality of outbound modules based on a scheduling algorithm in response to the outbound request; and controlling the target call-out module to initiate a second path of call to the mobile phone of the rescue worker through the public telephone network, and establishing a voice communication channel between the car alarm phone and the mobile phone of the rescue worker according to an answering result of the second path of call.

This invention belongs to the field of communication noise detection and processing technology, and relates to a method and system for testing low-noise power supplies using waveforms. The method connects the power supply under test (DUT) and a voice gateway, and powers them on in real time. The voice gateway is connected to an external noise-shielded environment via its voice interface. Within this environment, the voice gateway is modulated to a periodic state of comfortable noise or a dial tone, and the sound is played. The playing sound is acquired and processed, and based on the processed sound and the sound signal waveform, the noise level of the DUT is detected in real time. This transforms uncontrollable human-induced noise into an electrical signal measurable by an oscilloscope, accurately determining whether the power supply meets requirements. In other words, by utilizing a clean environment, the unmeasurable power frequency noise on the telephone line is converted into a differential-mode signal measurable by an oscilloscope through a physical sound isolation process, providing testers with an objective experimental result.

The invention discloses an unmanned aerial vehicle remote control method based on a voice gateway, the method is applied to the voice gateway, the voice gateway is in communication connection with an interphone and an unmanned aerial vehicle, and the method comprises the following steps: receiving an encryption control instruction sent by the interphone; determining decryption parameters according to the encryption control instruction; decrypting the encryption control instruction according to the decryption parameter to generate a decryption control instruction; and generating a control signal for controlling the unmanned aerial vehicle to execute the target flight action according to the decryption control instruction. A voice control instruction of the interphone is converted into a control signal which can be recognized by the unmanned aerial vehicle through the voice gateway, so that the control flexibility and portability of the unmanned aerial vehicle in complex scenes such as fire-fighting emergency rescue and the like are remarkably improved; an interphone which is widely equipped in the fire-fighting field and has strong anti-interference capability is used as a control terminal, so that the complexity of carrying a special remote controller is avoided; meanwhile, the transmission and processing mechanism of the encryption instruction effectively guarantees the safety of signal transmission.

This invention relates to the field of Internet communication technology, specifically to a cross-channel adaptive circuit breaker routing method for SMS based on time decay scoring. The method includes receiving service requests, real-time sliding collection of success rates, latency, and error codes for each channel, and introducing a time decay factor for index aggregation. Based on multi-dimensional operational indicators of the channels, index decay trends, and different service types, a dynamic channel comprehensive score is calculated and generated. Three-state management is implemented for each channel according to the dynamic comprehensive score. Based on the three-state management results, requests are routed to appropriate SMS channels. The overall message flow latency is monitored, and SMS flow is blocked in a timely manner, downgrading to a voice gateway for TTS calls. This invention achieves synchronous adaptation of the sample window and decay coefficient based on channel stability, ensuring accurate Rdecay calculation and avoiding scoring lag or distortion caused by traditional static parameter configuration, thus improving the accuracy of routing decisions.

This invention provides a control method for a voice gateway and a voice gateway itself, comprising: acquiring an interrupt signal triggered by a slot change event in the backplane of the voice gateway; acquiring a card identifier of a voice card in a target slot based on the interrupt signal; based on the card identifier, and confirming that the card type and current power supply status of the voice card meet the conditions, powering and initializing the voice card in the target slot; performing resource allocation and port mapping processing on the power-on and initialized voice card to obtain a global port status table; adding the voice card to a load balancing list and configuring the ports on the voice card based on the global port status table to obtain an activated voice card; and processing new call requests based on the activated voice card to complete the online expansion of the voice gateway. This invention enables online expansion of the voice gateway.

The application discloses a wireless communication method, system and device of an intelligent voice gateway and a medium, the wireless communication method comprises the following steps: acquiring first audio information collected by a voice receiving end and second audio information played by a voice playing end, comparing the first audio information and the second audio information which are matched in time; if it is judged that the similarity between the first audio information and the second audio information is lower than a preset proportion, generating text information from the first audio information and pushing and displaying the text information. The application compares the audio played by the voice playing end with the user communication voice collected, and when the similarity is lower than the preset proportion, it is represented that the audio played by the voice playing end has the conditions of silence, lag or voice loss, at this time, the user communication voice collected is converted into text and displayed, so that the content of communication can be successfully conveyed, and the user experience is improved.

The application relates to the technical field of voice communication, and discloses a clock-buffer bidirectional linkage adjustment method and device for a voice gateway. The method comprises the following steps: acquiring a clock frequency error, and compensating for an initial depth of a jitter buffer according to the clock frequency error to obtain a target depth of the jitter buffer; the initial depth of the jitter buffer is a dynamic initial depth at a current moment determined based on a prediction model; a depth change rate corresponding to the jitter buffer is determined based on an original depth of the jitter buffer and the target depth of the jitter buffer; a dynamic gain of a clock phase-locked loop is determined based on the depth change rate, and a clock signal is updated according to the dynamic gain, so that the clock-buffer bidirectional linkage adjustment can effectively improve the accuracy and reliability of voice playing of the voice gateway.

The invention discloses a method for improving the efficiency of a voice customer service robot based on a large model. The method comprises the following steps: step 1, transferring a customer call to an intelligent voice robot seat through a CTI voice gateway; step 2, converting the client voice into a text through ASR; 3, word segmentation and similarity matching are carried out on the text, when industrial standard problems are similar, the corresponding pre-prepared sound recording file is selected for interactive reply, and the reply of the current time is completed; 4, identifying the intention of the client according to the text, and when the intention is clear, performing information slot filling statistics and generating reply content; when the intention is indefinite, the client intention is identified through a large easily-known model, and reply content is generated; and 5, converting the reply content into a voice reply for interactive reply, and completing the reply of the current time. According to the method, the accuracy and rapidity of reply are effectively improved, and the problem that an existing voice robot is limited to keywords and clustering and cannot exhaust all client intentions is solved.

To minimize an influence on a call by discarding an illegal RTP packet when a DoS attack is received in a VoIP network.SOLUTION: The VoIP gateway apparatus includes a voice frequency analysis section for performing spectrum analysis of a payload included in an RTP packet received from the VoIP network to acquire a peak frequency and a level, an illegal voice data decision section for deciding that an RTP packet received by a DoS attack is an illegal RTP packet if the peak frequency and the level analyzed and outputted by the voice frequency analysis section are outside a predetermined frequency range and a predetermined level range set in advance by a user, and a packet processing section for discarding an RTP packet decided to be an illegal RTP packet by the illegal voice data decision section and outputting a notification that the illegal RTP packet has been processed to a maintenance terminal.SELECTED DRAWING: Figure 3

The present application relates to elevator alarm technical field, especially a kind of elevator remote alarm method and system based on outbound service cabinet, elevator remote alarm method includes: in response to the alarm operation in elevator car, first road call is initiated to on-duty room telephone through machine room voice gateway;Whether first road call is answered by on-duty room telephone within preset time is judged, according to the result of judgment, outbound request is initiated to outbound service cabinet based on machine room voice gateway;Outbound service cabinet responds to outbound request, determines an idle target outbound module from several outbound modules based on scheduling algorithm;Control target outbound module initiates second road call to rescuer mobile phone through public telephone network, and the voice communication channel between car alarm telephone and rescuer mobile phone is established according to the result of answering second road call.

The utility model belongs to the field of Bluetooth, and relates to an intelligent voice gateway, which comprises a Bluetooth dual-mode intelligent voice Internet of Things chip, a Bluetooth chip, a power amplifier circuit, a USB interface circuit, a USB to serial port circuit, a low-dropout linear voltage stabilizing circuit, a dimming circuit and a color matching circuit, the Bluetooth chip and the power amplifier circuit are both connected with the Bluetooth dual-mode intelligent voice internet-of-things chip, the Bluetooth chip is further connected with the low-dropout linear voltage stabilizing circuit, the USB to serial port circuit, the dimming circuit and the color adjusting circuit, and the USB interface circuit is further connected with the USB to serial port circuit, the low-dropout linear voltage stabilizing circuit and the power amplifier circuit. Deep fusion of voice control and the Internet of Things technology is realized, the intelligent level of equipment is improved, and the boundary of an application scene is widened; the stability and the high efficiency of audio transmission are ensured, and clear and smooth voice interaction experience is provided for the user; stable power supply of each circuit module is effectively guaranteed, and the overall stability and reliability of the system are improved.

The invention provides a Bluetooth reading method and system based on a commercial vehicle traveling data recorder, and aims at solving the problems that an existing traveling data recorder is single in Bluetooth function, outdated in alarm means, limited in interaction and insufficient in expansibility. A three-layer architecture of a hardware layer, a communication protocol layer and an application logic layer is adopted, wherein the hardware layer comprises a traveling data recorder main control unit, a Bluetooth transceiving module, a solar photoelectric alarm, an in-vehicle Bluetooth terminal and a remote cloud service platform; the communication protocol layer defines standard protocols such as pairing authentication and equipment management; and the application logic layer integrates laws and regulations reading, alarm linkage, voice gateway and other services. Through ECDH encryption, concurrent connection control, low-power-consumption awakening and priority scheduling strategies, multi-function compatibility of regulation compliance reading, external equipment access and cloud voice interaction is realized. According to the method, the installation and maintenance cost is reduced, the driving safety and data privacy protection are improved, a standardized framework is provided for third-party external equipment access, and the method has remarkable industrial value.

The invention relates to a coal mine converged communication method and system based on VoIP, and belongs to the technical field of coal mine communication. In order to solve the problem of information isolated island caused by the fact that protocols of existing coal mine dispatching communication, wireless communication and emergency broadcasting systems are not compatible, services are mutually independent, unified dispatching cannot be achieved and video calls are not supported, an underground 10-gigabit Ethernet looped network and a WIFI wireless network are constructed; based on a FreeSWITCH soft switch server, unified registration management of equipment such as a broadcast terminal, an anti-explosion mobile phone and an SIP voice miner lamp is achieved, a standard SIP protocol, a WebRTC technology and a voice gateway are adopted to achieve wired and wireless terminal multi-protocol audio and video fusion intercommunication and video call functions, and emergency broadcast, timing broadcast and multi-system emergency linkage are provided. Information islands are thoroughly broken through, deep fusion of a coal mine communication system is realized, and the dispatching command efficiency, the call quality and the emergency rescue response capability are remarkably improved.

The invention relates to the technical field of voice communication, and discloses an intelligent call distribution system and method of a voice gateway, and the intelligent call distribution method of the voice gateway comprises the steps: packaging performance data and a node health degree into a load fingerprint; generating a capacity token, and establishing a token pool by the voice gateway; a utilization rate prediction model predicts a utilization rate, and a scheduling scoring model calculates a comprehensive scheduling score; constructing a ready set based on the candidate nodes; selecting a first node from the ready set to carry out call distribution, and monitoring a call state; and when the incoming call rate is greater than a preset multiple of the capacity token acquisition rate, starting a back pressure mechanism. According to the method, accurate capacity control and load distribution are realized through load fingerprint generation and capacity token pooling management, the future utilization rate of the node is predicted through the utilization rate prediction model, and the prediction precision is improved; through an integrated learning algorithm of a decision tree, a comprehensive scheduling score is calculated, and an efficient, intelligent and reliable call distribution method is provided for an enterprise voice network.

This invention discloses a voice relay gateway system for satellite terminals of different systems. The system includes an O-port unit, an S-port unit, a SIP proxy unit, a voice matrix unit, and a voice relay gateway control unit. The O-port unit connects to satellite channel equipment, the S-port unit connects to telephones, and the SIP proxy unit connects to an external voice gateway. The voice matrix unit connects the O-port unit, the S-port unit, and the SIP proxy unit, and, according to the instructions of the relay gateway control unit, performs digital voice information transfer and relay functions. The voice relay gateway control unit connects to all modules of the system, realizing system management and voice relay control functions. This invention realizes the functions of satellite voice terminals, SIP voice terminals, satellite voice relays, and SIP voice relays. It is highly applicable, flexible in application, and easy to use, meeting the usage requirements of various satellite communication voice relay scenarios.

The utility model discloses a wireless voice gateway and alarm system. The wireless voice gateway and alarm system comprises an audio processing module, a radio station communication interface module and an MCU module. The audio processing module comprises a first audio module and a second audio module; the radio station communication interface module comprises a first radio station communication module and a second radio station communication module, the input end of the first radio station communication module is connected with the output end of the first audio module, and the input end of the second radio station communication module is connected with the output end of the second audio module; the MCU module comprises an MCU main control module, a first MCU control module and a second MCU control module, the MCU main control module is connected with the audio processing module, the output end of the first MCU control module is connected with the control end of the first radio station communication module, and the output end of the second MCU control module is connected with the control end of the second radio station communication module. Through double-radio-station concurrent communication, simultaneous work of the two radio stations is supported, the communication efficiency is improved, and the multi-user concurrent requirement is met.

The invention relates to an interconnection and intercommunication system and method for a TETRA communication system and a police digital trunking communication system. The TETRA system interface controller is accessed to the TETRA system through a voice gateway and is used for monitoring and acquiring call signaling and voice data in the TETRA system by taking the switch as a unit; the PDT system interface controller is accessed to the PDT system in a mobile switching center interconnection mode and is used for acquiring monitoring of call signaling and voice data; the PDT voice coding and decoding converter is in communication connection with the PDT system interface controller and is used for realizing mutual conversion between NVCO voice coding and G.711 voice coding; and the interconnection and intercommunication control server is respectively in communication connection with the TETRA system interface controller and the PDT system interface controller and is responsible for controlling and managing interconnection and intercommunication services. Compared with the prior art, the invention realizes interconnection and intercommunication of associated communication services between two special communication systems.