2251 results about "Intercom" patented technology

The invention provides an interphone emergency rescue method and system based on ultra-low power consumption remote wakeup, and relates to the technical field of interphone emergency rescue, and the method comprises the steps: switching a normal working mode to an ultra-low power consumption mode according to a mode switching instruction generated by triggering a target emergency event; in the ultra-low power consumption mode, performing signal monitoring on a preset communication frequency band according to a preset monitoring strategy so as to receive a wake-up signal broadcasted by a first search and rescue user on the preset communication frequency band through a first search and rescue end interphone; when it is determined that the wake-up signal is received from the preset communication frequency band, performing security verification on the wake-up signal to switch the ultra-low power consumption mode to a normal working mode; and in the normal working mode, executing the target help-seeking operation. The technical problem that the emergency rescue efficiency of the interphone in the ultra-low power consumption mode is low in the prior art is solved, and the technical effect of improving the emergency rescue efficiency of the interphone in the ultra-low power consumption mode is achieved.

The invention is suitable for the technical field of toll station management, and provides an expressway toll station remote seat guarding and special situation vehicle handling system, which comprises a front-end sensing layer, a rear-end sensing layer and a control layer, the lane equipment comprises a photoelectric sensor, an infrared height limit alarm, a license plate recognition camera, an ETC antenna, an acousto-optic warning ball and a self-service equipment sensor; the network transmission layer is connected with lane equipment, a sentry box cabinet, a machine room core switch and a monitoring center through an optical fiber network; the remote control layer is composed of a remote seat center, and the remote seat center can carry out video monitoring, visual intercom and remote control; and the abnormity alarm layer is used for carrying out early warning on vehicle detention, vehicle height exceeding, ETC passing faults, toll evasion vehicles and handrail abnormity. The vehicle state can be sensed in real time, data are gathered to a remote seat center through a network transmission layer, an information island is broken, and special conditions can be automatically processed.

The invention discloses an ad hoc network wireless intercom system and method for old cell reconstruction, the system is composed of an outdoor wireless digital host, a wireless repeater and a wireless indoor extension, an ad hoc multi-hop wireless local area network is constructed based on an ESP-WIFI-MESH protocol, redundant communication is realized by adopting a mesh topology structure, and the wireless intercom system and the wireless repeater are used for wireless intercom. The problems of high wiring cost and poor wireless signal coverage in the prior art are solved. The talkback method comprises the following steps: marking an alarm instruction as the highest level through a priority transmission mechanism, and preempting a channel to ensure zero delay of an emergency signal; voice and video data are scheduled in a hierarchical manner, and real-time performance and bandwidth are balanced. The wireless repeaters dynamically allocate IP addresses, support plug and play of extension sets, and realize cross-building communication and remote management in combination with a local area network of a community.

The invention relates to the technical field of dual-mode interphones, and discloses an AI-based dual-mode interphone satellite communication noise reduction method and system, and the method comprises the steps: carrying out the orbit equation solving of satellite ephemeris data, and obtaining a satellite elevation angle and a channel fading parameter; receiving a first voice signal through a dual-mode interphone, and identifying a modulation mode according to the first voice signal; calculating a first noise reduction mask according to the channel fading parameter and the modulation mode; compressing the standard noise reduction neural network to form a lightweight noise reduction model; and starting an FM spectrum subtraction branch or a TETRA filtering branch in the lightweight noise reduction model according to the modulation mode, and performing frequency domain processing on the first noise reduction mask and the first voice signal to obtain a second voice signal, thereby providing stable and reliable real-time voice noise reduction capability for the portable dual-mode interphone in a dynamic satellite environment.

The invention discloses an interphone auxiliary rescue method and system based on rescue scene fall detection, and the method comprises the steps: obtaining rescue state collection information, carrying out the preprocessing, and constructing an operation environment data sequence, a communication state data sequence, and a motion state data sequence; constructing an anomaly detection model, and inputting the motion state data sequence to analyze abnormal motion state data in the real-time rescue task; performing fall detection on the target interphone user, and judging whether a fall condition exists or not; if the tumble condition exists, tumble risk assessment is carried out in combination with the tumble early warning information, and whether collaborative rescue needs to be carried out or not is judged; and if cooperative rescue needs to be carried out, interphones of other rescuers are searched in the current communication environment for cooperative rescue, and communication optimization is carried out in combination with the operation environment data sequence and the communication state data sequence so as to expand the communication range. Therefore, safety accidents caused by the fact that rescue workers cannot ask for help autonomously in emergency situations in rescue actions are avoided.

The invention discloses a coal conveying visual voice intercom system. The system comprises a central control module, a video acquisition module, an audio acquisition module, a voice intercom module, a video analysis module, a data storage module, a network communication module, an alarm module, a mobile terminal access module and a power management module. By fusing high-definition video monitoring, intelligent analysis and real-time voice intercom technologies, the safety and operation efficiency of the coal conveying system are remarkably improved. The system adopts a deep learning algorithm to monitor the state of the belt in real time, faults such as deviation, coal blockage and tearing can be recognized in advance, and sudden accidents are reduced; the full-duplex noise reduction voice intercom function ensures efficient communication between the site and the control center, and the emergency response speed is greatly improved. In addition, the system supports mobile terminal access and digital twinning technologies, remote monitoring and predictive maintenance are facilitated, and the operation and maintenance cost is effectively reduced.

The invention discloses an emergency talkback method with a wide-band and narrow-band simultaneous voice access capability. The method comprises the following steps: establishing communication by using a multimode emergency interphone with a broadband system and a narrowband system in an emergency communication scene, and sending a voice packet carrying a sequence mark on two networks according to a voice frame length of 60ms; the core network carries out voice frame alignment through a sequence mark, carries out completeness comparison on voice packets transmitted by the narrowband network and the broadband network within a buffer time of 300ms, regenerates a section of complete voice, converts the voice into a broadband format and a narrowband format, and issues the voice to the broadband network and the narrowband network; the voice is interrupted only under the condition that the transmission cannot be carried out by the two networks, otherwise, the voice playing is continuous. By the adoption of the method, when a single mode is disturbed, seamless switching is conducted, voice of another network is issued, the voice is not lost or duplicated, and manual switching of a user is not needed.

The invention provides a position state interaction method and system between interphones and related equipment, and the method comprises the steps: obtaining the first position state information of a local interphone in response to a position information updating request of networking equipment; modulating the first position state information, and transmitting the modulated first position state information to a surrounding networking interphone through radio frequency; receiving a radio frequency signal containing second position state information fed back by the surrounding networking interphone based on the automatic position return system; and generating an equipment list and a relative position map of the local interphone and the surrounding interphones in a first interface of the local interphone based on the first position state information and the second position state information. According to the technical scheme, the positions of the interphones can be automatically exchanged through the automatic position return system, the equipment and the positions of the interphones around can be displayed on the first interface of the interphone, and the technical problem that position interaction between the interphones can only be performed through voice communication and is very inconvenient is solved.

The invention relates to the related field of a peacetime and urgency dual-purpose communication technology, in particular to an interphone peacetime and urgency dual-purpose dual-mode parallel communication method. According to the invention, dual-mode parallel communication is carried out through a private network emergency channel and short message communication of a Beidou satellite communication system, the two modes operate independently and do not interfere with each other, when one communication mode is limited, the other communication mode can continue to work, parallel transmission of voice and data is realized, the problem that single communication fails in a complex environment is effectively solved, and the communication efficiency is improved. The continuity and reliability of communication in an emergency scene are ensured, key information is ensured not to be lost, and the development of emergency rescue work is facilitated.

The invention relates to a V2G double-gun charging pile metering self-checking control method, system and device. The method comprises the following steps: controlling a double-gun intercommunication relay to be closed in response to a self-checking starting instruction; controlling the first charging gun module to discharge outwards at a preset voltage and a preset current, and acquiring actual discharging data of the first charging gun module; the second charging gun module is controlled to charge the pair with a preset current and a preset current, and actual charging data of the second charging gun module is obtained; responding to the self-checking ending instruction, and controlling the double-gun intercommunication relay to be switched off; and under the condition that the metering error between the actual discharging data and the actual charging data exceeds the corresponding metering error range, determining a metering self-checking fault. By adopting the technical scheme, the closing of the double-gun intercommunication relay can be controlled to control the V2G double-gun charging pile to discharge and charge, so that the metering inspection of the charging pile is realized, an additional electricity meter and a complex circuit do not need to be additionally arranged, and the metering self-inspection of the charging pile can be conveniently realized.

The invention relates to the technical field of interphone communication, and discloses an interphone communication method based on a base station type relay, a base station, an interphone and a medium, and the method comprises the steps: transmitting a time frame to a network node in a first communication range based on a first voice communication channel, network nodes corresponding to all voice time slots in a time frame are broadcasted through a synchronous time slot of the time frame, the time frame comprises the synchronous time slot, a competition time slot and at least two voice time slots, and each interphone serves as one network node; acquiring voice information transmitted by the network node and other base stations through the voice time slot of the received time frame; broadcasting the received voice information to network nodes in a first communication range based on a first voice communication channel, and broadcasting the received voice information to other base stations in a second communication range based on a second voice communication channel, according to the invention, the mutual full-duplex talkback communication between the base station and the interphone in the whole large network can be realized, the communication time delay is short, the movable networking can be realized, and the networking is flexible.

The invention relates to the related field of interphone antenna production, in particular to an automatic antenna cap assembling mechanism which comprises an antenna conveying disc, a cap conveying disc, an antenna positioning frame, a cap positioning frame, a pressing assembly, a dispensing assembly, a feeding mechanism, a taking mechanism, a guiding mechanism and the like. A plurality of cap positioning frames are arranged on the cap conveying disc so as to convey a plurality of caps at the same time, glue is guided into the caps through the dispensing assembly, a plurality of antennas can be conveyed at the same time through the antenna positioning frames on the antenna conveying disc, and then the antennas are pressed into the caps through the pressing assembly. According to the antenna assembling device, the antenna positioning frames and the cap positioning frames are arranged, so that when one group of antennas and caps are taken out, the other group of antennas and caps can be synchronously assembled, the assembling process is more continuous, and the working efficiency can be improved.

The invention relates to the technical field of field operation safety management, and discloses a field operation personnel safety assessment method based on network data acquisition and positioning, which comprises the following steps: dynamically selecting an anti-interference mode by a multimode positioning technology to obtain positioning data, correcting track offset caused by terrain reflection interference by combining a track prediction model, and calculating the safety of field operation personnel. A signal enhancement node is utilized to construct an ad hoc network to optimize data transmission, a safety evaluation model fused with a topographic slope trend is established for purified positioning data, parameters such as a speed threshold and a safety judgment threshold are dynamically adjusted by detecting surrounding obstacle distribution in real time, and when a safety state is abnormal, the positioning data are subjected to safety evaluation. And generating an optimal risk avoiding path based on the terrain trafficability network, and synchronously starting three-channel emergency broadcast of the cellular network, the wireless talkback and the node relay. According to the method, the complex terrain positioning precision and the anti-interference capability are improved, the data transmission reliability is enhanced, dynamic risk assessment and early warning are realized, and the emergency response efficiency and the rescue success rate are improved.

The invention relates to the technical field of voice processing, in particular to an edge AI-based interphone audio processing method, system and device and a medium, and the method comprises the steps: collecting and analyzing an original audio through an audio collection assembly, and obtaining an audio feature set containing noise and scene features; inputting the image into an edge side audio analysis model to obtain a noise classification and scene recognition result; dynamically adjusting filter parameters, and generating a filtering parameter group adaptive to the current environment; extracting user voiceprint features to construct an exclusive voiceprint library, and optimizing the audio in combination with the filtering parameter group to generate a personalized processing audio; and training the model locally based on the personalized processing audio and the audio feature set, generating update parameters, and updating the audio analysis model for subsequent re-analysis. The technical problem that dynamic adaptation, personalized optimization and low-power-consumption and high-performance balance cannot be achieved at the same time in the prior art can be solved.

The invention relates to the technical field of duplex communication, in particular to an interphone control method and system with a double-segment duplex cross-segment transfer function, and the method comprises the following steps: obtaining frequency band interference information, recording an interference combination, obtaining a conflict path list, extracting a time index, calculating an available time length, forming a frequency hopping scheduling chain, and transmitting the frequency hopping scheduling chain to a server; according to the method, the effective frequency hopping path is screened by recording the frequency band interference combination, extracting the frequency hopping index and combining with the time overlapping rate, the frequency point scheduling accuracy and the time utilization rate are improved, the frequency band interference combination is matched, the frequency point role is set to generate a task structure chart, the direction identification is read to adjust the frequency band interaction operation, and the number and the period are set to construct a transfer control instruction. The difference value of the number of main and standby frequency points is calculated and classified, the frequency point distribution structure is optimized, resource mismatching is avoided, the sequence of frequency band switching is enhanced through a direction identification comparison and frequency point rearrangement strategy, the situation of mixed use of roles in communication interaction is reduced, and the stability and regulation and control flexibility of multi-frequency-band transfer control are improved.

1. The name of the product of this design: headphones. 2. The purpose of this design product: used for self-organizing network communication, audio transmission, audio playback, and intercom calls. 3. The design key points of this appearance design product are: the combination of shape, pattern and color. 4. The picture or photo that best illustrates the key points of the design: main view. 5. The design for which protection is sought includes color.

The invention provides a special digital interphone with recording and broadcasting functions for a railway, which is characterized in that an emergency recording key is pressed down, a master control MCU controls an audio channel management module to communicate a microphone to a recording module and starts the recording module to record, a playback key is pressed down, the master control MCU controls the audio channel management module to communicate the recording module to an audio power amplifier, and the audio power amplifier is started to play the sound. The main control MCU is used for controlling the recording module to output recorded audio to the loudspeaker for playing through the audio power amplifier, and controlling the audio channel management module to communicate the recording module to the radio frequency transceiving and modulation-demodulation module by pressing the emergency broadcast key; and controlling the recording module to output the recorded audio to the radio frequency transceiving and modulation-demodulation module for modulation, and starting radio frequency periodic automatic emission, so as to realize emergency broadcast emission. According to the invention, the limitation that a traditional interphone depends on manual real-time broadcasting is solved, the dangerous case response speed is obviously improved, and the reliability of emergency communication is improved.

The invention provides a broadcast intercom system for rail transit, which can realize a double-line broadcast intercom system of an analog line and an Ethernet digital line, can overcome the defect that an early analog bus system is incompatible with a novel digital Ethernet system, can eliminate intercom echoes and audio howling during intercom, and has the advantages of simple structure, low cost and high practicability. Which comprises a plurality of driver control terminals, each driver control terminal comprises a passenger control unit, and the passenger control unit is connected with a loudspeaker and a microphone, and is characterized in that the driver control terminals are connected with other driver control terminals through a digital Ethernet bus and an analog bus respectively; the passenger control unit is connected with a passenger room broadcasting unit through a digital Ethernet bus and an analog bus and used for intercommunication between the driver control terminals, and the passenger room broadcasting unit is further connected with the passenger room broadcasting unit through a digital Ethernet bus and an analog bus and used for broadcasting of the driver control terminals; the passenger control unit is also connected with a passenger alarm terminal through a digital Ethernet bus and an analog bus, and is used for passenger emergency alarm talkback between the driver control terminal and the passenger alarm terminal.

The invention relates to the technical field of wireless communication, in particular to a public network interphone with a quantum chip. According to the interphone, a master control module and a quantum security chip work cooperatively, a quantum random number generator is used for dynamically deriving a session key, and offline security distribution of a group master key is realized by encrypting a two-dimensional code; in a communication process, a system adaptively switches a voice coding mode according to a network condition, end-to-end authentication encryption is carried out on voice data by using a hardware encryption engine, and low-delay transmission is guaranteed through a network priority mark; the device establishes a complete key life cycle management mechanism, supports regular update and forward security of session keys and instant update and backward security of a group master key when members change, and ensures that all key operations are completed in a quantum chip. According to the invention, various eavesdropping and tampering attacks are effectively resisted, and safe, real-time and clear high-confidentiality voice communication in a public network environment is realized.

The interphone comprises a housing and an alarm assembly, a PCBA board is arranged in the housing, and the housing is provided with a first side surface and a second side surface; the alarm assembly comprises a detection control circuit, a conductive column group and a warning lamp group, the conductive column group comprises two conductive columns, the two conductive columns penetrate through the first side face, the warning lamp group comprises a warning lamp and a light guide column, and the light guide column penetrates through the second side face; the conductive column is of a conductive silicone rubber structure. According to the utility model, when the interphone falls into seawater, the two conductive columns are in contact with the seawater and are conducted through the seawater, after the detection control circuit detects that the two conductive columns are conducted, the warning lamp is controlled to emit light, and the light emitted by the warning lamp can be guided out through the light guide column, so that a user is reminded; according to the interphone, the weight of the conductive column can be reduced, the sealing performance between the conductive column and the shell is improved, glue spraying is not needed, the weight is further reduced, and it is guaranteed that the interphone can float in seawater.

The invention belongs to the technical field of wireless communication networks, and relates to an interphone control signal anti-interference method and system, and the method comprises the following steps: obtaining an original signal of an interphone channel, and monitoring a dynamic change value of signal energy in real time; triggering a jump starting event when an energy jump characteristic conforming to instantaneous sudden increase in the original signal is identified; after the jump starting event occurs, tracking a subsequent energy stable state of the signal, and generating a steady state holding event when it is detected that the stable strength of the signal in a preset fluctuation allowable boundary reaches a preset continuous holding reference duration; recording a spectrum contradiction event; capturing an energy attenuation form in a signal ending stage, and generating an ordered ending event; verifying the event chain logic sequence, and judging the event chain logic sequence as an effective control operation sequence; and executing a channel switching or calling control instruction corresponding to the interphone. According to the invention, the fundamental defects of high response delay and poor scene adaptability in the traditional mode are overcome.

The invention is suitable for the technical field of communication, provides an interphone communication method based on artificial intelligence and a related device, and realizes simultaneous translation among different language types in interphone communication. The interphone communication method based on artificial intelligence mainly comprises the following steps: acquiring first audio data of a speech of a target user; identifying a language type corresponding to the first audio data, and obtaining a first target language type of the first audio data; if the first target language type is not consistent with a preset output language type, inputting the first audio data into a first preset artificial intelligence model for processing to obtain first target audio data conforming to the output language type, the first preset artificial intelligence model is a trained model capable of translating the input audio data of multiple languages into the output audio data of multiple preset languages; and transmitting the first target audio data to a second interphone, so that the second interphone obtains and plays the first target audio data.

To improve the convenience and the comfort when setting or using an optical transmission device for transmitting a picture signal.SOLUTION: The present invention relates to an adapter base station for an optical transmission system which performs optical transmission of one of an analog picture signal and a digital picture signal between a pair of adapter base stations. The adapter base station has a lens controller or an intercom function and operates an apparatus to connect by the optical transmission system.SELECTED DRAWING: Figure 1

The utility model provides an intelligent scheduling command platform with integrated scheduling, and effectively solves the problem that the scheduling work is influenced because an interphone and a camera in the prior art are lack of effective means of effective electric quantity. The dispatching command platform comprises an electric quantity monitoring module, the electric quantity monitoring module comprises a primary diagnosis circuit and a secondary diagnosis circuit, the primary diagnosis circuit detects a current signal of a battery in dispatching equipment during use by using a current sensor, obtains a reminding signal and an early warning signal based on the current signal, and sends the reminding signal and the early warning signal to the secondary diagnosis circuit; the reminding signal and the early warning signal are output to a command center; the primary diagnosis circuit is connected with one end of the secondary diagnosis circuit, and the other end of the secondary diagnosis circuit is connected with the command center.

The invention discloses a method for integrated communication of an analog signal intercom and a digital signal intercom, and relates to the field of integrated communication. First, a integrated communication gateway is constructed, and then the analog signal intercom is connected to the integrated communication gateway, and then the sound signal is input detected and processed, and then the sound signal is encoded, decoded and integrated communication is performed on the sound signal to realize voice intercom from the analog signal intercom to the digital signal intercom, and then the voice intercom from the digital signal intercom to the analog signal intercom, and the function is expanded. The invention realizes signal conversion and network communication by constructing a integrated communication gateway, and at the same time realizes communication protocol fusion and intercommunication between the digital signal intercom and the analog signal intercom, and also realizes integrated communication of newly added equipment through a function expansion module, and has high practicality and scalability.

The invention belongs to the technical field of wireless communication, and particularly discloses an interphone channel allocation optimization method and system based on signal intensity, and the method comprises the steps: collecting an actual interference signal of an engineering site, achieving the efficient recognition of a novel interference mode, and remarkably improving the communication reliability in a complex environment; the method comprises the following steps: respectively executing a first channel allocation strategy and a second channel allocation strategy by determining an interference source type of an application engineering site to realize accurate allocation of channel resources in different interference scenes; a first channel allocation strategy including full-band channel switching and directional antenna beam adjustment is adopted, so that the communication continuity and reliability in a complex interference environment are effectively improved; the active channel switching mechanism is triggered by calculating the path signal consumption factor in combination with the signal shielding body information, and then the second channel allocation strategy is realized according to the service type, so that the communication quality and efficiency in a dynamic environment can be improved.

The invention belongs to the technical field of communication, and particularly relates to a Bluetooth-based multi-user ad hoc network talkback implementation method, which comprises the following steps that: equipment to be networked initiates a networking request; the to-be-networked device sends a broadcast data packet to the surrounding device in a broadcast or scanning mode, and continuously scans the surrounding device; screening the equipment of which the parameters of the surrounding equipment accord with a preset connection condition as target networking equipment; establishing a communication channel connection between the to-be-networked device and the target networking device, wherein the communication channel comprises a data transmission channel and a voice transmission channel; performing connection quality evaluation on the communication channel by adopting a connection quality evaluation mechanism, generating an evaluation result, and adjusting networking connection according to the evaluation result; according to the scheme, through an innovative equipment discovery and connection strategy, an efficient networking protocol and topological structure, optimized voice transmission quality and dynamic connection management and optimization, the convenient, efficient and high-quality requirements of multi-person real-time intercom communication can be met.

The invention discloses a human-pet talkback method and system based on multi-modal interaction, and relates to the field of artificial intelligence. The method comprises the steps that dialogue signals sent by a user equipment side for a target pet are received, animal voice information corresponding to the dialogue signals is determined according to a local language library, and the local language library comprises the corresponding relation between each dialogue signal and the animal voice information; acquiring real-time reflection data of the target pet for the dialogue signal, wherein the real-time reflection data comprises sound data, action image data and environment data of the target pet; and inputting the real-time reflection data into the multi-modal translation model to obtain a translation result that the target pet responds to the dialogue signal, and sending the translation result to the user equipment. According to the embodiment of the invention, the sound data, the action data and the environment data are integrated in the translation result, the efficient fusion of the data is realized, the translation reliability is improved, the problems of low confidence and high misjudgment rate are solved, and the accuracy and adaptability of human-pet interaction are improved.

1. Name of the design product: Bird Feeder (A20S). 2. Use of the design product: A camera for video surveillance and image data collection. The device can conduct two-way intercom. The camera can identify various birds and can hold bird food. 3. Design key points of the design product: The overall shape of the product. 4. Picture or photo that best shows the design key points: 3D view of Design 1. 5. Design 1 is designated as the basic design.

The invention relates to the technical field of intelligent transportation, and discloses a mine intelligent transportation method and system. The method comprises the following steps: performing time sequence filtering and gradient denoising on mine transportation node temperature data acquired by a thermal imaging camera to obtain a temperature characteristic matrix; identifying transportation abnormal information based on the temperature characteristic matrix; executing temperature mode matching according to the transportation abnormal information, and generating a transportation operation instruction set; performing mine channel temperature safety path planning by taking the transportation operation instruction set as a constraint condition to obtain a transportation execution scheme; after the specific position of a mine worker is positioned in real time through a thermal imaging camera, a transportation execution scheme is converted into a standardized voice instruction, the standardized voice instruction is pushed to the corresponding worker through an interphone network partition, and scheduling feedback data containing instruction receiving confirmation and execution progress are obtained in real time. According to the invention, operators are accurately positioned through thermal imaging, and partition pushing is realized in combination with an interphone network, so that the intelligent level and safety of mine transportation are improved.