75 results about "Optical network terminal" patented technology

The invention relates to the field of broadband alarm, in particular to a broadband user-based optical modem power failure and fiber break alarm real-time monitoring method, which comprises the following steps of: S1, monitoring and recording the online state, the light attenuation level, the flow information, the packet loss rate, the network delay and the log of an optical modem under OLT (Optical Line Terminal) equipment in real time; s2, automatically identifying an abnormal mode and a potential fault according to a model established by a machine learning algorithm and a deep learning algorithm; s3, automatically diagnosing problem reasons according to the collected data, and optimizing the knowledge base in combination with an expert system; s4, performing deep mining and analysis on historical fault data, and predicting a potential fault risk based on the historical data and a real-time monitoring result; and S5, continuously updating and optimizing a fault detection and diagnosis model through a self-learning algorithm model, and uniformly monitoring and managing all data acquisition, analysis and alarm modules. The fault detection accuracy and timeliness can be improved, and potential fault prediction and preventive maintenance are realized.

Techniques for powering a multi-unit optical network terminal (MU-ONT) located outside of a multi-unit building include obtaining reverse power from Power-over-Ethernet (PoE) lines connecting the MU-ONT to terminal units (TUs) or customer premises equipments (CPEs) disposed inside the building. Reverse power may be injected into the PoE lines at the TUs, for example. Via an MU-ONT reverse powering device, the reverse power may be separated from services data provided via the PoE lines, and the services data may be delivered between the TUs and a Passive Optical Network (PON) via the MU-ONT. The reverse power obtained from the PoE lines may be aggregated to provide the MU-ONT with power commensurate with its power load. In some embodiments, the MU-ONT power load may be shared or distributed across PoE lines in a passive or actively controlled manner based on variations in the MU-ONT load and / or respective characteristics of the PoE lines.

Techniques for evaluating performance of a Passive Optical Network (PON), include: obtaining a plurality of network performance metrics for an optical network terminal (ONT) for a customer in the PON, the PON including an optical line terminal (OLT) optically connected to a plurality of optical network terminals (ONTs) via a plurality of optical fibers; analyzing each of the plurality of network performance metrics to assign an individual quality metric to each of the plurality of network performance metrics; analyzing the individual quality metrics assigned to each of the plurality of network performance metrics to determine an overall quality metric for the ONT; and providing an indication of the overall quality metric for the ONT to at least one of a user interface or another computing device.

The invention relates to the technical field of optical modules, in particular to an optical module capable of improving heat dissipation efficiency and an assembling method of the optical module. The heat conduction assembly is arranged between the circuit board and the shell; the heat conduction assembly comprises a first heat conduction cover plate and a heat conduction bridging piece, the first heat conduction cover plate abuts against the first optical assembly in a heat conduction mode, one end of the heat conduction bridging piece abuts against one end of the first heat conduction cover plate, and the other end of the heat conduction bridging piece extends to the position below the covering area of the radiator; wherein the first optical assembly is located on the circuit board, and when the optical module is inserted into a mouse cage of the optical network terminal, the area where the first optical assembly is located and the area covered by the radiator are mutually staggered in the vertical direction. By arranging the heat conduction bridging piece between the first heat conduction cover plate and the second heat conduction cover plate, the problem that in the prior art, heat dissipation is poor due to the fact that an optical assembly and a radiator are arranged in a staggered mode is effectively solved.

The present invention discloses a robotic arm for the production of optical network terminals, which relates to the technical field of robotic arms for production. It includes a robotic arm body, a quick-change joint arranged at the end of the robotic arm body, and a first air pipe for gas communication between the quick-change joint and the robotic arm body. It further includes a connecting plate clamped in the quick-change joint through a clamping joint, a quick-change assembly arranged in the quick-change joint for fixing the clamping joint based on vacuum negative suction, a clamping structure slidably arranged at the bottom of the connecting plate, a driving assembly arranged in the connecting plate for controlling the sliding clamping of the optical network terminal housing by the clamping structure, and a pneumatic assembly arranged at the end of the clamping structure for adsorbing the PCB circuit board. Through the present invention, in the actual production scenario, if dedicated robotic arms are configured respectively for the two grasping methods of grasping the optical network terminal housing and grasping the PCB circuit board, or the gripper of a single robotic arm is frequently switched, it will inevitably increase the equipment cost and space occupation, thus affecting the production efficiency.

The invention discloses an optical network terminal detection method, a detection device and an optical line terminal, and belongs to the technical field of communication. The method is applied to a detection device, the detection device is connected with a first optical network terminal (ONT) through a first channel and connected with a second ONT through a second channel, the wavelength range received by the first channel is a first wavelength range, and the wavelength ranges received by the second channel are a second wavelength range and a third wavelength range. The first wavelength range is located between the second wavelength range and the third wavelength range, and the method comprises the following steps: under the condition that bandwidth authorization is not carried out on the first ONT, authorizing a first bandwidth greater than a first bandwidth threshold to a target ONT; and detecting a signal of the target ONT in the first channel to obtain a signal detection result, thereby determining whether the target ONT is an abnormal ONT. According to the invention, the detection of the abnormal ONT is realized through cross-channel signal detection, the detection accuracy is relatively high, and the efficiency is also relatively high.

The application discloses a service configuration method and device of a passive optical network equipment and a storage medium, wherein the method comprises the following steps: when it is detected that a first optical network terminal completes registration, if a first configuration issuing state is an issued state and configuration parameters of the first optical network terminal need to be upgraded, an optical line terminal determines a management mode corresponding to the first optical network terminal based on the first configuration issuing state; the optical line terminal determines a first target configuration file corresponding to the first optical network terminal based on the management mode, the configuration parameters and a configuration information table; and the optical line terminal issues the first target configuration file to the first optical network terminal, wherein the first optical network terminal performs corresponding parameter configuration operation based on the configuration file. The application can perform parameter configuration on the configuration file issued to the optical network terminal in the issued state and needing to be upgraded, improves the resource utilization rate of the passive optical network equipment, and simultaneously can also update the default configuration in the optical network terminal.

The present embodiments are applied to the technical field of optical communications, and provide an optical line terminal device, an optical network terminal device, and a detection method. The optical line terminal device is configured to: receive optical signals sent by different optical network terminal devices in different time slots, wherein each optical signal carries a characteristic signal of a corresponding optical network terminal device, different optical network terminal devices correspond to different characteristic signals, and each optical network terminal device has a preset time slot; and when a target optical signal is received in a time slot outside a target time slot, determine a target optical network terminal device on the basis of the characteristic signal carried on the target optical signal, wherein the target time slot is a preset time slot corresponding to the target optical signal. The optical line terminal device provided in the present embodiments can detect and delimit optical network terminal devices exhibiting rogue behavior, thereby achieving the objective of improving the communication quality and stability of optical communication systems.

An optical fiber connector, an optical distribution network device, and an optical communication system, wherein the optical fiber connector includes a first ferrule, a second ferrule, a fiber grating, and a housing part. The fiber grating penetrates through the first ferrule and the second ferrule. The housing part is sleeved on the first ferrule and the second ferrule. The optical fiber connector optically interconnects to a network port on the optical distribution network device, and an optical signal uploaded from an optical network terminal is modulated by the optical fiber connector and then arrives at an optical line terminal.

Techniques for communicating between client devices connected to components in a Passive Optical Network (PON) include establishing a communication session with an optical network terminal (ONT) in a PON via a short-range communication link. The PON includes an optical line terminal (OLT) optically connected to the ONT via one or more optical fibers. Furthermore, the techniques include presenting an indication of a second client device communicating with a component in the PON optically coupled to the ONT, where the ONT is downstream of the component. Additionally, the techniques include establishing a messaging session between the first client device and the second client device, and receiving a communication from the second client device indicating a repair status of the component in the PON, where repair of the ONT depends on the repair status of the component.

The application discloses a broadband same-site machine installation detection method, device, equipment and computer program product, comprising: acquiring current self-device information and current hanging device information reported by a plurality of optical network terminals; when the upper connection optical network terminal of a target hanging device is changed, comparing first hanging device information of the historical upper connection optical network terminal before the change and second hanging device information of the current upper connection optical network terminal after the change, and obtaining a plurality of changed hanging devices; when there is a fixed terminal in the changed hanging device, judging whether the upper connection optical line terminal of the historical upper connection optical network terminal and the current upper connection optical network terminal are the same; and when the upper connection optical line terminal of the historical upper connection optical network terminal and the current upper connection optical network terminal are the same, determining that the current upper connection optical network terminal is a broadband same-site machine installation terminal. The application improves the timeliness and accuracy of broadband same-site machine installation detection, and can be widely applied in the field of communication technology.

The present application provides an optical network topology generation method and system, an optical network side device, an electronic device, and a computer readable storage medium, and relates to the technical field of optical communications. The method is applied to an optical network side device and includes: sending optical detection signals of different wavelengths to an optical path in an optical distribution network (ODN), where the ODN is communicatively connected to at least one optical network termination (ONT); obtaining feedback information returned via the optical path, where the feedback information is information for determining a connection relationship of preset splitters in the ODN; and generating an optical network topology according to the feedback information.

The application discloses an intelligent throughput test system and method, relates to the technical field of network equipment testing, and comprises an optical network terminal, an optical line terminal and a remote throughput information management module; wherein the optical network terminal is connected with the optical line terminal, and the optical network terminal is also connected with the remote throughput information management module; the optical line terminal broadcasts test data flow to the optical network terminal; the optical network terminal performs throughput analysis based on the test data flow, and sends obtained throughput test data to the remote throughput information management module; and the remote throughput information management module determines the throughput of the throughput test data through a throughput test tool. Since the intelligent throughput test is realized through the optical line terminal, the optical network terminal and the remote throughput information management module, the efficiency and the intelligent degree of the test are improved, and the demand for manual operation is reduced.

A passive optical network is used for communications in a data center between an Optical Line Terminal (OLT) in an Ethernet switch and an Optical Network Terminal (ONT) in a compute node in a server. The passive optical network reduces the latency from microseconds to single digit nanoseconds in both upstream and downstream directions that can result in an increase in application performance. In addition, because the passive optical network does not use active components, the passive optical network has a reduced Mean Time Between Failures that can be decades or centuries.

Techniques for augmenting repair of a network failure in a Passive Optical Network (PON) include receiving sensor data at a client device indicating a current environment that includes an optical network terminal (ONT) in a PON. The PON includes an optical line terminal (OLT) optically connected to the ONT via one or more optical fibers. The client device analyzes the current environment to detect a cause of a network failure corresponding to the ONT, and generates a set of instructions for repairing the ONT based on the detected cause of the network failure. Then the client device provides the set of instructions for a user to follow to repair the ONT. The set of instructions are provided as the user repairs the ONT.

The application is suitable for the field of communication network fusion technology, and provides a low-cost cellular signal regeneration system and method based on an optical network terminal, which comprises an optical network terminal mainboard and a system-level chip, an expansion slot arranged on the optical network terminal mainboard, and a cellular function sub-card which is plugged into the expansion slot and connected with the system-level chip through a PCIe channel; wherein the cellular function sub-card does not include an independent power management chip, an independent main control processor and an independent heat dissipation structure, the peak power consumption is not more than 2.5W, and the power supply and heat dissipation of the cellular function sub-card are uniformly provided and processed by the optical network terminal. Remote zero-configuration opening and safe access are realized by using a cloud collaborative service platform based on double certificates, and high reachability guarantee and graceful degradation service are combined to improve reliability. The application changes indoor cellular coverage from high-cost hardware sales to low marginal cost operator monthly value-added services, and realizes dual innovation of business model and technical architecture.

Techniques for evaluating performance of a Passive Optical Network (PON), include: obtaining a plurality of network performance metrics for an optical network terminal (ONT) for a customer in the PON, the PON including an optical line terminal (OLT) optically connected to a plurality of optical network terminals (ONTs) via a plurality of optical fibers; analyzing each of the plurality of network performance metrics to assign an individual quality metric to each of the plurality of network performance metrics; analyzing the individual quality metrics assigned to each of the plurality of network performance metrics to determine an overall quality metric for the ONT; and providing an indication of the overall quality metric for the ONT to at least one of a user interface or another computing device.

The present invention provides a method for remotely upgrading a configuration file, an optical network terminal, and an EPON system. The method for remotely upgrading a configuration file according to the present invention includes the following steps: (1) The optical network terminal on the user side receives an upgrade message and creates an upgrade thread; (2) Remotely receive an upgrade configuration file: The upgrade configuration file includes a configuration file to be upgraded and a marker file, and the marker file is used to drive the upgrade thread to execute the upgrade process; The processing method of the upgrade thread is: Check the configuration file marker. If it exists, import the configuration file, and then restart to complete the upgrade of the configuration file. If not, upgrade the firmware normally. The beneficial effect of the present invention is: Based on the firmware upgrade process of EPON, the function of importing the configuration file is remotely implemented on the user side.

The disclosure describes systems and methods for bandwidth allocation in a passive optical network. An optical line terminal (OLT) can communicate with one or more optical network terminals (ONTs). A dynamic bandwidth allocation (DBA) engine, configured within the OLT, can allocate constant bit rate (CBR) bandwidth for one or more transmission containers from the upstream bandwidth capacity of the PON upon registration of the transmission containers. Each transmission container can be used by an associated ONT for one or more CBR applications. The OLT can receive an indication of the status of a CBR application. The DBA engine, in response to receiving the indication, can adjust the CBR bandwidth usage for the corresponding ONTs in a bandwidth map. The OLT can communicate the updated bandwidth map to the ONTs.

Techniques for augmenting repair of a network failure in a Passive Optical Network (PON) include receiving sensor data at a client device indicating a current environment that includes an optical network terminal (ONT) in a PON. The PON includes an optical line terminal (OLT) optically connected to the ONT via one or more optical fibers. The client device analyzes the current environment to detect a cause of a network failure corresponding to the ONT, and generates a set of instructions for repairing the ONT based on the detected cause of the network failure. Then the client device provides the set of instructions for a user to follow to repair the ONT. The set of instructions are provided as the user repairs the ONT.

The invention discloses a content distribution method, device and equipment, a medium and a product. The method comprises the following steps: sending a resource request sent by a client to at least one node in the content distribution network through a first optical network terminal so as to obtain a content resource corresponding to the resource request from a second point-to-point content distribution network terminal device administered by the node in the content distribution network; and synchronizing the content resource corresponding to the resource request to the first point-to-point content distribution network terminal equipment through the first optical network terminal, and sending the content resource corresponding to the resource request in the first point-to-point content distribution network terminal equipment to the client through the first optical network terminal. According to the technical scheme of the invention, the PCDN terminal equipment, the CDN in the current network and the optical network terminal form an interactive and collaborative HCDN network, so that the bandwidth burden and the cost overhead of the CDN can be reduced, the transmission delay of content resources is reduced, and the network reliability is improved.

1. The name of the design product: the shell of the optical network terminal for home use. 2. The use of the design product: the shell of the optical network terminal for home use. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: perspective view.

The disclosure is directed to, among other things, systems and methods for troubleshooting equipment installations using machine learning. Particularly, the systems and methods described herein may be used to validate an installation of one or more devices (which may be referred to as “customer premises equipment (CPE)” herein as well) at a given location, such as a customer's home or a commercial establishment. As one non-limiting example, the one or more devices may be associated with a fiber optical network, and may include a modem and / or an optical network terminal (ONT). However, the one or more devices may include any other types of devices associated with any other types of networks as well.

The invention discloses a broadband same-address installation detection method, device and equipment and a computer program product. The method comprises the following steps: acquiring current own equipment information and current hanging equipment information reported by a plurality of optical network terminals; when the uplink optical network terminal of the target downlink device is changed, comparing first downlink device information of the historical uplink optical network terminal before the change with second downlink device information of the current uplink optical network terminal after the change to obtain a plurality of changed downlink devices; when the fixed terminal exists in the change hanging equipment, judging whether the historical uplink optical network terminal is the same as the uplink optical line terminal of the current uplink optical network terminal or not; and when the historical uplink optical network terminal is the same as the uplink optical line terminal of the current uplink optical network terminal, determining that the current uplink optical network terminal is a broadband same-address installed terminal. According to the invention, the timeliness and accuracy of broadband same-address installation detection are improved, and the method can be widely applied to the technical field of communication.

The embodiment of the invention provides an optical module, a single board and an optical network terminal, and relates to the field of optical network equipment. The integration level of the optical module is improved. According to the specific scheme, the optical module comprises a shell, a first optical connector, an optical transceiving assembly, a second optical connector and a light splitting element. The first optical connector and the second optical connector are connected with the shell; the optical transceiver assembly is located in the shell; the light splitting element is located in the shell, and the first optical connector, the optical transceiver assembly and the second optical connector are all connected with the light splitting element. The light splitting element is used for combining the light beam from the first optical connector and the light beam of the light transceiving assembly and then transmitting the combined light beam to the second optical connector, or the light splitting element is used for splitting the light beam from the second optical connector and then transmitting the split light beam to the first optical connector and the light transceiving assembly. The integration level of the optical module is increased, and the integration level of the single board including the optical module is also correspondingly increased, so that the occupied volume of the whole optical network can be reduced. The optical network terminal provided by the embodiment of the invention can not comprise an optical service unit.

The modalities of this application disclose an optical splitter and an optical splitter system, such that the optical splitter can be connected to more ONTs, and investment costs and construction difficulty are reduced in a scenario with a relatively high user density. The optical splitter includes a housing, at least one first optical splitter, a multi-core input optical interface, a multi-core output optical interface, and at least one single-core output optical interface. The multi-core input optical interface, the multi-core output optical interface, and the single-core output optical interface are, at a minimum, arranged on an outer wall of the housing. The first optical splitter is, at a minimum, arranged within the housing, and each first optical splitter includes an input end, a first output end, and at least one second output end.The multi-core input optical interface is connected to one input end of at least one first optical splitter, the first output end of each first optical splitter is connected to the multi-core output optical interface, and the second output end of each first optical splitter is connected to the single-core output optical interface in a one-to-one correspondence.

The application discloses an optical communication access control system, method, equipment and readable storage medium. The system comprises an access controller, an optical distribution network and a door control unit. The access controller is composed of a core board and an optical line terminal, and the door control unit is composed of a door control logic unit and an optical network terminal. The access controller transmits data with each control unit through the optical distribution network. The optical distribution network converts one optical fiber connected with the access controller into multiple optical fibers connected with each control unit for power supply to realize data multiplexing forwarding. The optical network terminal transmits data to the door control logic unit after photoelectric conversion. The application solves the problems of short data transmission distance and complex wiring between the controller and the door control unit. Meanwhile, the controller supports access to more door control units according to the number of permissions, supports complex internal linkage logic and improves the response speed of business linkage.

The present invention discloses an optical network unit registration and online method, device, and storage medium, comprising: an optical network unit (ONU) initiating a registration and online process to an optical network terminal (OLT) using a second light source, the power of the second light source being lower than the power of a first light source, the first light source being the light source used by the ONU when transmitting optical signals in a PON; the ONU responding to a request sent by the OLT during the registration and online process, the response being sent using the second light source; the OLT receiving information sent by the ONU to the OLT during the registration and online process using a second filter, the light intensity of the optical signal received by the second filter being lower than the light intensity of the optical signal received by the first filter, the first filter being the filter used by the OLT when receiving optical signals in the PON; and the ONU completing the registration and online process after setting a compensation delay to align with a time slot based on the received message. The present invention can avoid the delay problem caused by registration windowing without additional wavelength planning, thereby improving the guarantee capability of low-latency services.

The utility model relates to the technical field of network terminals, in particular to a passive optical network terminal protection box. Comprising a box body, a box cover is arranged on the top of the box body, first clamping blocks are fixedly connected to the left side and the right side of the upper portion in the box body, second clamping blocks are arranged on the left side and the right side of the bottom of the box cover, and connecting rods are slidably connected to the left side and the right side of the top of the box cover; a first elastic piece is connected between the second clamping block and the box cover, sealing strips are movably connected to the front side, the rear side, the left side and the right side of the bottom of the box cover, the sealing strips are used for sealing gaps between the box body and the box cover, and an unfolding assembly capable of enabling the sealing strips to be unfolded is arranged on the box cover. According to the utility model, through the clamping design of the first clamping block and the second clamping block, the rapid opening and closing of the box cover can be realized only by simply operating the grip, so that the assembly and disassembly operations are simplified, and the working efficiency is improved.

The invention provides an integrated avionics system architecture based on a passive optical network and a communication method thereof, the integrated avionics system architecture is used for access of an optical network terminal unit group, and each general processing module is connected with the optical network terminal unit group through a first optical line terminal and a first optical splitter to form a first network; each general processing module is connected with the optical network terminal unit group through a second optical line terminal and a second optical splitter to form a second network; the first network and the second network form a first biplanar network group. According to the technical scheme, no exchange chip is needed, and delay and jitter caused by exchange are avoided. In consideration of the fault risk of single-path communication, a dual-plane network group is constructed, two independent communication paths are provided, and path-level redundancy is realized.