239 results about "Session Initiation Protocol" patented technology

The invention discloses a multi-channel transceiving integrated system based on an RFSOC (Radio Frequency System On Chip) and a radio frequency SIP (Session Initiation Protocol). The multi-channel transceiving integrated system comprises an RFSOC system, a multi-channel clock synchronization module, a radio frequency SIP system and a power supply network, the RFSOC system comprises a control sampling module, a storage module and an optical fiber module, the control sampling module comprises a plurality of RFSOC chips, a CPLD (Complex Programmable Logic Device) chip and a main control chip, and the RFSOC chips are used for processing intermediate frequency signals and realizing data interaction with the optical fiber module; the CPLD chip is used for enabling a power supply network; the main control chip is used for performing control coordination among the plurality of RFSOC chips; the storage module is used for realizing program solidification of the RFSOC system; the optical fiber module is used for realizing high-speed transmission of broadband receiving data; the multi-channel clock synchronization module is used for providing a clock reference of the whole system; the radio frequency SIP system comprises a radio frequency SIP module, a Balun network and a local oscillator power division amplification module. The radio frequency SIP module realizes receiving, transmitting and processing of multi-channel radio frequency signals. According to the invention, a multi-channel transmit-receive integrated system with high integration, large bandwidth and miniaturization can be realized.

The invention relates to an SIP (Session Initiation Protocol) acquisition system of a six-dimensional force sensor, and the system comprises an ADC (Analog to Digital Converter) acquisition processing module which is used for acquiring six paths of analog signals of force and torque and converting the six paths of analog signals into six paths of digital signals; the multi-mode monitoring module is used for collecting a temperature signal, an electromagnetic interference signal and a vibration signal; the MCU processing module is used for performing digital filtering and calibration on the six paths of digital signals, the temperature signals, the electromagnetic interference signals and the vibration signals, decoupling the calibrated six paths of digital signals based on a trained decoupling model, and outputting a six-dimensional force decoupling value after temperature, vibration and electromagnetic interference are removed; and the ADC acquisition processing module, the multi-mode monitoring module and the MCU processing module are packaged by adopting an SIP (Session Initiation Protocol) technology. According to the invention, the SIP technology is adopted to package each module in the system, and the trained decoupling model is deployed in the MCU processing module, so that the problem that the size of the sensor acquisition system is large is effectively solved, and the accuracy of a measurement result is ensured.

According to an embodiment of the disclosure, a toll-free telecommunications validation system determines a confidence value that an incoming phone call to an enterprises' toll-free number is originating from the station it purports to be by incorporating one or more layers of signals and data in determining said confidence value. The data and signals can include one or more call identifiers and / or toll-free call routing logs, service control point (SCP) signals and data, service data point (SDP) signals and data, dialed number information service (DNIS) signals and data, session initiation protocol (SIP) signals and data, carrier identification code (CIC) signals and data, location routing number (LRN) signals and data, jurisdiction information parameter (JIP) signals and data, charge number (CN) signals and data, billing number (BN) signals and data, and originating carrier information (such as information derived from the ANI).

A system of a telecommunications network that blocks spoofed calls. The system includes an interconnect session border controller (I-SBC) that can receive an inbound call over a network interface. The inbound call is associated with an identifier (e.g., a Session Initiation Protocol (SIP) identifier). The I-SBC causes a Spoofed Call Identification Function (SCIF) to compare the SIP identifier of the inbound call against a list of allowable SIP identifiers. In one example, the I-SBC receives an indication from the SCIF that the SIP identifier of the inbound call does not match any identifier on the list of allowable SIP identifiers. As such, the system rejects the inbound call as an illegitimate call. The illegitimate call is not forwarded to an IP Multimedia Subsystem (IMS) of the telecommunications network.

An SIP module integrated direct wave amplifier comprises a power supply control module, an X-band down-conversion module and an L-band down-conversion module, the power supply control module provides attenuation control signals and a low-ripple power supply for the X-band down-conversion module and the L-band down-conversion module, the X-band down-conversion module performs primary frequency conversion on externally received radio frequency signals, and the L-band down-conversion module performs secondary frequency conversion on the externally received radio frequency signals. The L-band down-conversion module performs secondary frequency conversion on the radio frequency signal subjected to primary frequency conversion by the X-band down-conversion module, the two down-conversion modules are arranged to realize structure modularization and standardization by adopting a SiP modularization mode, and each module is independent in function, so that the structure is simple, the cost is low, and the cost is low. Meanwhile, the serial-parallel conversion chip control circuit is adopted to control the numerical control attenuator to meet the requirements for high gain and large dynamic range of the direct wave amplifier, the architecture and the number of control circuits are simplified, and the circuit is easy to build, easy to use, convenient to integrate and high in selection flexibility.

Techniques are described for sending an emergency related Short Message Service message (SM) from a user equipment (UE) to a Public Safety Answering Point (PSAP) with higher reliability and security and lower delay than with previous techniques. Following detection of a user input emergency SM, a UE establishes a Session Initiation Protocol (SIP) dialogue with a PSAP, where the SIP dialogue has no active SIP media, which can be compliant with SIP protocol rules. The emergency SM is sent to the PSAP in association with the SIP dialogue, as are any subsequent SMs, and PSAP SM replies are similarly returned to the UE. Media such as voice may be added and previous restrictions on support of UEs that are roaming or in limited service state can be overcome.

Various aspects of the present disclosure relate to a network system, user equipment (UE), method, and processor for wireless communication that supports rich data call establishment. The network system receives a message from an originating UE, and a first network entity obtains, from a second network entity, headers, payload, with token claims of a personal assertion token (PASSporT) extension for rich call data, and a private key certificate associated with a user identifier contained in the message. The first network entity creates a signature and at least one header of the PASSporT extension for rich call data, adds the signature in a first Session Initiation Protocol (SIP) header to the message, and transmits the message with the header to a third network entity for verification. When verified, the message with a second IP header is forwarded to a terminating UE to establish an IMS session with the originating UE.

An apparatus including circuitry configured to: receive, from a first user equipment, a session initiation protocol invite request to a second user equipment, wherein the session initiation protocol invite request includes information related to at least one avatar; transmit at least one signing request to a signing server, the at least one signing request including the information related to the at least one avatar as part of a signing process; receive, from the signing server, a response to the at least one signing request, wherein the response to the at least one signing request includes a signed token or other relevant information created during the signing process in relation with the at least one avatar; and forward, to a network entity, the session initiation protocol invite request with an identity header, wherein the identity header includes the signed token or the other relevant information created during the signing process.

The present disclosure generally relates to message processing in communication systems, more particularly to systems and methods for mapping Session Initiation Protocol (SIP) response with appropriate cause code. BTAS receives SIP response, and determines reason for error in call, and cause code for error. BTAS maps SIP and appropriate cause code. BTAS provides, in SIP response, appropriate reason for call failure or call error. Call is sent to E-SBC, routed from E-SBC to P-CSCF, and routed from P-CSCF to S-CSCF. A query is sent from S-CSCF to DNC server regarding DNC registration of B number. DNC server answers, if B number is registered / Non-registered for DNC. Call is forwarded to BTAS, and query is sent from BTAS to MNP. BTAS routes call to S-CSCF. Wireline calls to terminating BTAS, in which VOLTE calls to TAS, and offnet calls to MGCF via BGCF. Offnet calls is sent from BGCF to MGCF.

The invention provides a four-channel temperature and pressure combined sensor based on SIP packaging, and belongs to the technical field of airborne aviation multi-channel temperature and pressure combined sensors, and the four-channel temperature and pressure combined sensor specifically comprises a dual-redundancy temperature sensing element combination, a PCB, a functional circuit, a housing and a socket. The PCB is fixed in the shell, the dual-redundancy temperature sensing element combination is fixed at one end of the shell, the socket is fixed at the other end of the shell, the functional circuit is packaged into an SIP module, the SIP module is installed on the PCB, the dual-redundancy temperature sensing element combination is electrically connected with the PCB, and the socket is electrically connected with the PCB. According to the processing scheme, the size and the weight of the sensor are reduced, and the requirements of the on-board four-channel temperature and pressure combined sensor for the size and the weight are met.

The invention relates to a charging pile fault reporting method and device based on an SIP (Session Initiation Protocol) and electronic equipment, and belongs to the technical field of charging piles, and the method comprises the following steps: after a billing board is powered on and started, sending a registration packet message to a server at regular time; receiving a first response message sent by the server, and sending an INVITE signaling to the server based on the first response message; the INVITE signaling is used for establishing communication connection with a server; receiving a second response message sent by the server, and sending a NOTIFY signaling to the server based on the second response message; the NOTIFY signaling comprises a terminal number, a charger type and fault information. According to the SIP protocol-based charging pile fault reporting method provided by the invention, effective communication and fault reporting between the charging pile and the server are realized through the SIP protocol, so that the server can know the operation state and the fault condition of the charging pile in time and quickly respond to the dilemma faced by a customer.

Provided is a wireless communication method. The method includes: receiving a Session Initiation Protocol (SIP) registration request message from a remote terminal device, wherein the remote terminal device accesses the network via a relay terminal device, the SIP registration request message is sent by the remote terminal device to the first CN element via the relay terminal device, and the SIP registration request message comprises first information indicating that the remote terminal device accesses the network in a relay mode; and sending a SIP registration response message corresponding to the SIP registration request message to the remote terminal device.

The invention relates to the technical field of video return, in particular to an unmanned vehicle video return control method and system based on an SIP (Session Initiation Protocol) communication protocol. The control method comprises the steps that a home terminal serves as an SIP client and sends an SIP connection request to an unmanned vehicle terminal through TLS encryption, it is determined that the home terminal is a video only decoding terminal and the unmanned vehicle terminal is a video only coding terminal, meanwhile, the audio two-way communication capacity is negotiated, and encrypted signaling connection is established. As a mature multimedia communication protocol, the SIP has a perfect and safe session establishment, modification and termination mechanism. The method has good network adaptability, supports NAT traversal and firewall traversal, can stably work in different network environments, and is suitable for unmanned vehicle moving scenes. According to the invention, by constructing a systematized control scheme based on the SIP protocol, the problems of dynamic bandwidth adaptation and safe and reliable transmission control of unmanned vehicle video return in a complex network environment are solved.

A user equipment (UE) is configured to initiate a packet-switched call via a first radio access technology (RAT) and start a plurality of session initiation protocol (SIP) timers responsive to initiating the call. Responsive to at least one condition being present with initiation of a fallback process for the call, the UE is configured to restart a set of the plurality of SIP timers for the fallback process, wherein the set can include some or all of the plurality of SIP timers started with initiation of the call. Each SIP timer has a corresponding default timer duration, and in some instances restarting a SIP timer of the set includes restarting the SIP timer with a starting duration equal to a sum of the default timer duration and an offset so that the restarted SIP timer provides for a greater duration than when originally started to better accommodate the fallback process.

The invention discloses a low-loss vertical transmission transition structure, belongs to the technical field of microwave and millimeter wave circuits, and solves the problem of impedance mismatch in a signal transmission process of an SIP (Session Initiation Protocol) packaging device. A packaging substrate of the SIP packaging device is provided with a non-standard rectangular waveguide, a ball planting type waveguide structure constructed by using the idea that wide and narrow sides of the waveguide are slotted at the same time, a two-order waveguide cavity formed in a multi-layer printed board and a standard rectangular waveguide cavity in a metal waveguide are concentrically arranged from top to bottom; a vertical transmission transition structure is formed by the planting ball type waveguide structure and the two-order waveguide cavity and is used for realizing bidirectional low-loss transition transmission of signals; according to the invention, efficient vertical transmission of signals among the SIP packaging device, the multi-layer printed board and the metal waveguide is realized, the advantages of low transmission loss, simple structure and easy integration are realized, and key technical support is provided for wide application of W-band and terahertz-band SIP devices.

The invention discloses a method and a structure for stacking and interconnecting multiple layers of substrates in a ceramic SIP (Session Initiation Protocol) package. The method comprises the following steps of: connecting a first layer of substrate with an integrated ceramic tube shell in a welding mode or a bonding mode; carrying out bare chip pasting and bonding on the ceramic tube shell welded with the first layer of substrate; ball mounting is carried out on the second-layer substrate through BGA solder balls, then the top of the first-layer substrate is coated with soldering paste, a passive device bonding pad of the second-layer substrate is coated with the soldering paste, a passive device is placed on the second-layer substrate, and then integrated welding is carried out; carrying out bare chip pasting and bonding on the ceramic tube shell welded with the second layer of substrate; and sealing the integrated ceramic tube shell and the airtight packaging cover plate through a parallel seam welding process, and carrying out BGA ball mounting at the bottom of the sealed ceramic tube shell to obtain the SIP module. According to the invention, the requirements of high integration level and high reliability based on the integrated ceramic tube shell can be met, the process implementation difficulty of SIP packaging based on the ceramic tube shell is remarkably reduced, and the reliability and success rate of SIP packaging are improved.

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, an authentication, authorization, and accounting (AAA) server may authorize a use of a third party specific user identity based at least in part on verifying a token associated with a session initiation protocol (SIP) INVITE message with the third party specific user identity. The (AAA) server may transmit, to a call session control function (CSCF) of an originating service provider via a network exposure function (NEF) of the originating service provider, an enterprise name card that indicates the third party specific user identity based at least in part on authorizing the use of the third party specific user identity. Numerous other aspects are described.

A first electronic device and a method for forwarding a call from a second electronic device are provided. A first electronic device includes a transceiver, memory storing instructions, and one or more processors configured to execute the instructions to receive from a server a first session initiation protocol (SIP) invite message generated at the second electronic device, through the transceiver, determine whether to forward the call from the second electronic device, in response to receiving the first SIP invite message, upon determining to forward the call from the second electronic device, obtain contact information related to the call forwarding from the second electronic device, generate a response message comprising the contact information related to the call forwarding, and transmit the response message to the server to provide the response message comprising the contact information from the server to the second electronic device through the transceiver, wherein the contact information in the response message transmitted to the server is used by the server to generate a second SIP invite message to be transmitted to the third electronic device.

The invention provides a network telephone system and a customer service scheduling method. The network telephone system comprises a client device, a private switch and at least one service extension set. The client device comprises a processing unit and a transmission unit. The private switch comprises a communication unit, an interactive voice response unit, a control unit and a distribution unit. In a call access procedure, a processing unit of the client device sets a push token to a first Session Initiation Protocol header of first Session Initiation Protocol information; if the service extension set is busy, the control unit of the private switch records a scheduling call from the push token and the service extension set to a queue list, and records a scheduling state of the scheduling call as to-be-pushed;

A method for handling a call using Sessions Initiation Protocol (SIP) includes sending an INVITE or a first media type by a network side to user equipment, sending an UPDATE of a second media type by the user equipment to the network side, receiving an SIP global failure response for the UPDATE by the user equipment from the network side, sending an SIP success response for the INVITE of the first media type by the user equipment to the network side, receiving an ACK of the first media type by the user equipment from the network side, and establishing a call session of the first media type between the user equipment and the network side.

Embodiments of the present application relate to the field of communications, provide a communication method and apparatus, and can reduce power consumption of terminal devices supporting a plurality of DC applications and enable free message and notification transmitting and receiving of the DC applications. The method comprises: when a terminal device registers to an IP multimedia subsystem (IMS) network on the basis of a session initiation protocol (SIP) message, a push server receives a first push message from a server of a DC application and triggers a first SIP message on the basis of the first push message, wherein the first push message is used for requesting to send a push notification to the DC application on the terminal device, and the first SIP message is used for sending the push notification to the DC application. Therefore, on the basis of an existing SIP persistent connection established based on a call, the SIP persistent connection is reused to send a push notification to a DC application in a closed state or tombstone state by means of an SIP message, such that power consumption is reduced, and free message and the notification transmitting and receiving can be achieved.

The application discloses a media negotiation method and device, related equipment, a program product and a storage medium. The method is applied to a network device provided with multiple service platforms, and includes the following steps: receiving a first message sent by a called terminal; triggering a first service platform in the multiple service platforms to send a second message to a second service platform based on the first message; the second message includes a session initiation protocol (SIP) message parameter; the SIP message parameter is used to indicate a time point of initiating media renegotiation in a call process and a service triggering the media renegotiation; determining a processing strategy of the second service platform according to the SIP message parameter; and sending the second message to the called terminal based on the processing strategy to complete the media renegotiation. By adding the SIP message parameter, the purpose of multiple media negotiations can be achieved in one SIP interaction, thereby reducing network signaling overhead.

The invention relates to the technical field of power supply anti-reversion devices, and discloses an SIP packaged power supply anti-reversion device and a packaging manufacturing method thereof, and the power supply anti-reversion device comprises a first electrode, a second electrode, a ceramic metal substrate, a plurality of bare Mos chips, and a printed circuit board provided with a passive device. According to the invention, the bare Mos chip is adopted to replace a discrete Mos chip adopted by a known power supply anti-reversion device in the prior art, so that the manufacturing cost of the power supply anti-reversion device is reduced, and the heat dissipation capability of the power supply anti-reversion device is improved; according to the invention, the copper clamp is used as an interconnection structure between two adjacent bare core Mos chips, and the interconnection resistance between the two bare core Mos chips can be effectively reduced, so that the conduction resistance can be reduced, and the heating and power consumption of the bare core Mos chips can be reduced; the SIP packaging scheme is adopted to package and manufacture the power supply anti-reversion device, which is more beneficial to the compact and miniaturized design of the power supply anti-reversion device.

Novel tools and techniques are provided for implementing fraud or distributed denial of service (“DDoS”) protection for session initiation protocol (“SIP”)-based communication. In various embodiments, a computing system may receive, from a first router, first SIP data indicating a request to initiate a SIP-based media communication session between a calling party at a source address and a called party at a destination address. The computing system may analyze the received first SIP data to determine whether the received first SIP data comprises any abnormalities indicative of potential fraudulent or malicious actions. If so, the computing system may reroute the first SIP data to a security deep packet inspection (“DPI”) engine, which may perform a deep scan of the received first SIP data to identify any known fraudulent or malicious attack vectors contained within the received first SIP data. If so, the security DPI engine may initiate mitigation actions.

A three-channel power supply module based on SIP (Session Initiation Protocol) technology relates to the technical field of integrated circuits and comprises a three-channel power supply circuit, an active chip bare core and a passive device of the three-channel power supply circuit are packaged in an integrated ceramic tube shell, and the top of the integrated ceramic tube shell is connected with a metal cover plate by adopting a parallel seam welding process; the bare core is connected with the ceramic substrate through a conductive adhesive, the bare core pad is connected with the ceramic substrate through 25 [mu] m gold wire ultrasonic pressure welding, and the passive device is connected with the ceramic substrate through a tin soldering process. According to the invention, the SIP system-level packaging technology is adopted, the wide voltage input and three-path power supply output functions are realized, power can be supplied to a digital circuit and an analog circuit at the same time, a certain power supply universality requirement is met, various power utilization scenes of avionic products can be met, high power density and high integration level can be realized, the space is greatly saved, and the cost is reduced. The device has obvious advantages in the aspects of miniaturization, modularization, light weight and the like of products.

The present disclosure generally relates to message processing in communication systems, more particularly to systems and methods for mapping Session Initiation Protocol (SIP) response with appropriate cause code. BTAS receives SIP response, and determines reason for error in call, and cause code for error. BTAS maps SIP and appropriate cause code. BTAS provides, in SIP response, appropriate reason for call failure or call error. Call is sent to E-SBC, routed from E-SBC to P-CSCF, and routed from P-CSCF to S-CSCF. A query is sent from S-CSCF to DNC server regarding DNC registration of B number. DNC server answers, if B number is registered / Non-registered for DNC. Call is forwarded to BTAS, and query is sent from BTAS to MNP. BTAS routes call to S-CSCF. Wireline calls to terminating BTAS, in which VOLTE calls to TAS, and offnet calls to MGCF via BGCF. Offnet calls is sent from BGCF to MGCF.

The application provides an abnormal call identification method, device, equipment, medium and program product, and relates to the technical field of communication, to solve the problem of low accuracy in identifying abnormal calls. The method comprises the following steps: obtaining a session initiation protocol (SIP) signaling of a voice over IP (VoIP) call based on a target interface, wherein the target interface is an interface between a mobile wireless network and a core network; analyzing the SIP signaling to obtain the bearing content corresponding to the SIP signaling; and determining whether the voice call corresponding to the SIP signaling is an abnormal call based on the bearing content. The application can improve the accuracy of identifying abnormal calls and accurately identify abnormal calls.

Certain aspects of the present disclosure provide techniques for managing loss of user equipment (UE) context information during internet protocol multimedia subsystem (IMS) procedures. An example method includes starting an internet protocol multimedia subsystem (IMS) procedure failure reset timer, transmitting, while the IMS Procedure Failure Reset Timer is running, one or more IMS session initiation protocol (SIP) messages to a network entity, detecting that the IMS Procedure Failure Reset Timer has expired without receiving an IMS response message from the network entity responding to the one or more IMS SIP messages, determining, in response to detecting that the IMS Procedure Failure Reset Timer has expired without receiving an IMS response message, that a synchronization timer associated with a connection between the UE and the network entity is running, and performing, based on the determination that the synchronization timer is running, a non-access stratum (NAS) procedure with the network entity.

The invention relates to a message transmission method and system based on a session initiation protocol and a storage medium, and the method comprises the steps: converting a service request distributed by a service gateway into a first session initiation protocol instruction, and transmitting the first session initiation protocol instruction to a session initiation protocol interaction object, meanwhile, the data are stored in the distributed cache middleware; after receiving a receiving response, moving the first session initial protocol instruction out of the distributed cache middleware, and after sequentially receiving a plurality of second session initial protocol instructions, respectively storing the second session initial protocol instructions into the distributed cache middleware; and reading the same batch of second session initial protocol instructions, converting the second session initial protocol instructions into request results, and sending the request results to the service gateway. According to the method, the strong binding relationship between the session initial protocol interaction object and the session initial protocol signaling service node can be relieved, the difficulty of session initial protocol signaling service lateral expansion is reduced, and the equipment bearing capacity of a single service node is improved.

The invention relates to an intelligent power module SIP (Session Initiation Protocol) integrated circuit applied to household appliances. A signal processing part is composed of an MCU (Microprogrammed Control Unit) chip and a peripheral circuit; each half-bridge driving chip and the bootstrap circuit and the power MOS tube connected with the half-bridge driving chip form a group of driving circuit parts, and the three groups of driving parts respectively output driving signals U, V and W to control a motor M; the signal processing part, the driving circuit part and the linear voltage regulator are integrated on a BT substrate together; the signal processing part is further provided with a passive element which is integrated on a semiconductor silicon wafer and then integrated on a BT substrate. The system has the beneficial effects that the MCU chip, the peripheral circuit, the driving circuit and other parts are integrated in SIP packaging, the design flexibility is enhanced, and a comprehensive integration scheme meeting various household appliance applications is realized; based on a peripheral circuit integration scheme of an IPD (passive component) technology, a functional circuit which needs to be realized by means of peripheral discrete components is realized at a wafer level.