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158 results about "Transmission response" patented technology
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Self-upgrade method for equipment in remote online monitoring system
ActiveCN102314369AResolve escalationSolve problemsProgram loading/initiatingTransmissionGeneral Packet Radio ServiceSelf maintenance
The invention belongs to the field of wireless communication, and particularly relates to a self-upgrade method for equipment in a remote online monitoring system. The method is characterized in that: each piece of terminal equipment performs self-upgrade and self-maintenance through the remote online monitoring system consisting of a terminal table tool, a data acquisition unit and a background server based on a GPRS (General Packet Radio Service). The method mainly comprises the following steps that: the background server manages an application program and version information; the data acquisition unit periodically inquires a version log and downloads a new version program; the data acquisition unit realizes self-upgrade and upgrades the terminal table tool; and after the new version program is updated successfully, skipping is performed and an old version program is still kept for later use. In the method, the GPRS, storage space management, a file sub-package mechanism, a transmission response mechanism, a mode for continuous transmission at break-points and an IAP (Internet Access Provider) program programming mode are combined, and the accuracy and reliability of data transmission are ensured; and under the condition of not influencing normal use of a user, the equipment upgrading and maintaining problems of large quantity and wide distribution are solved quickly and efficiently.
Owner:杭州先锋电子技术股份有限公司
Systems and Methods for Detecting and Controlling Transmission Devices
A method of detecting, controlling and managing transmission of a transmitting device within a facility is disclosed. The method involves transmitting information to the transmission device, detecting a response transmission from the transmission device by a least one transmission detection facility, extracting identification information associated with the transmission device in response to the transmitted information; and determining a location of the transmission device based on the response transmission received by the at least one received transmission detection facility, wherein the response transmissions are sorted by the identification information, determining an allowability of the located transmission device within the set area and reducing a power level of a transmitted signal for a predetermined period of time, when allowability is indicated.
Owner:BINJ LAB
Well-to-well tomography
A method of obtaining a spatial model of a property of part of a subsurface formation located between underground seismic receivers in which at least two sets of pairs of seismic receivers are utilized and one pair of receivers is used to record a signal from a seimic source and obtaining a response by solving (s11(−t){circle around (x)}s21(t))=r11,21(t){circle around (x)}(s11(−t){circle around (x)}s21(t)), wherein the symbol {circle around (x)} denotes convolution and wherein s11(−t) is the time-reverse of the signal s11(t). A path-related attribute is selected from transmission response r11,21(t) that corresponds to the property of the subsurface formation and a tomographic reconstruction technique is applied to the path-related attribute to obtain the spatial model of the property of part of the subsurface formation.
Owner:SHELL USA INC
Laser perimeter awareness system
Owner:JAMIESON JAMES R +1
Processing wireless resources in mobile AD hoc network
InactiveUS20070165587A1Easy to useHigh quality informationNetwork topologiesRadio/inductive link selection arrangementsWireless ad hoc networkTransmission response
An apparatus and method to process wireless resources in a wireless Ad Hoc network includes: a first terminal to scan wireless resources in the network, to set quality information of each wireless resource in accordance with a state of each wireless resource, and to transmit a frame transmission request message containing quality identification information of each wireless resource in accordance with the quality information; and a second terminal to select wireless resource having a highest quality in accordance with the quality identification information of each wireless resource received from the first terminal and the quality information of each scanned wireless resource, and to transmit a frame transmission response message containing information on the selected wireless resource to the first terminal. Furthermore, the apparatus and method allow the receiving terminal to detect the frame transfer rate corresponding to the reception intensity of the frame transmission request message received from the transmitting terminal, and allow the transmitting and receiving terminals to transmit the data frame using the detected frame transfer rate, thereby transmitting the data frame at the highest transfer rate between the transmitting and receiving terminals.
Owner:SAMSUNG ELECTRONICS CO LTD
Signaling method for sharing unlicensed spectrum between different radio access technologies and related apparatuses using the same
ActiveUS20160100318A1Spatial transmit diversityNetwork topologiesRadio access technologyFrequency spectrum
The disclosure is directed to a signaling method for sharing an unlicensed spectrum between different radio access technologies used by a base station and a multi-mode wireless device, a multi-mode wireless device using the same method, and a base station using the same method. According to one of the exemplary embodiments, the disclosure is directed to a signaling method for sharing an unlicensed spectrum between different radio access technologies used by a base station. The method may include not limited to receiving a first transmission via a receiver of a first radio access technology over an unlicensed spectrum, calculating a channel information of the first transmission in response to receiving the first transmission, configuring a second transmission based on the first channel information of the first transmission, and transmitting the second transmission via a transmitter of a second radio access technology over the unlicensed spectrum.
Owner:ACER INC
METHODS OF PERFORMING COOPERATIVE COMMUNICATION IN WIRELESS LANs
ActiveUS20110032864A1Improve transfer rateMinimize overheadSite diversityFrequency-division multiplex detailsWireless lanTransmission response
Method of performing cooperative communication in wireless LAN includes determining, by receiver, whether cooperative communication is necessary based on transmission request signal provided from transmitter, when it is determined that the cooperative communication is necessary, transmitting, by the receiver, transmission response signal instructing the cooperative communication, overhearing, by a plurality of devices, the transmission response signal instructing the cooperative communication, transmitting, by at least one of the devices, response signal for supporting relaying to the transmitter, selecting, by the transmitter, a relay based on the response signal, transmitting, by the transmitter, data to the relay, and attaching, by the relay, data of the relay to the data transmitted by the transmitter and transmitting result data to the receiver. Thus, average transmission rate of wireless LAN can be improved with minimized overhead, and additional transmission opportunity can be provided to relaying device, thereby properly rewarding relaying device.
Owner:INTELLECTUAL DISCOVERY CO LTD
Transmission response measurement system and method of using time gating
ActiveUS7170297B1Resistance/reactance/impedenceTesting/calibration of speed/acceleration/shock measurement devicesTime gatingTransmission response
A method and a measurement system determine a transmission response of a device under test (DUT). The method includes measuring a reflection response from a first port of the DUT while a known reflective termination is on a second port of the DUT, and time gating the measured reflection response to produce a gated reflection response that is the transmission response of the DUT. The measurement system includes a vector network analyzer, a controller, a memory and a computer program. The computer program includes instructions that implement measuring the reflection response from the first port of the DUT, and further implement time gating the measured reflection response. The time gating isolates reflection data associated with the known reflective termination from the measured reflection response.
Owner:KEYSIGHT TECH
Method and apparatus for space division multiple access for wireless local area network system
InactiveUS20120063406A1Effective resourcesImprove transmission efficiencyPower managementNetwork traffic/resource managementTelecommunicationsWireless lan
A space division multiple access (SDMA) method is provided. The method may be performed by a station (STA), in a wireless local area network (WLAN) system. The method includes overhearing a third transmission response message transmitted by an access point (AP), and determining whether to access a channel on the basis of criteria information included in the third transmission response message.
Owner:LG ELECTRONICS INC
Response apparatus for sending a response in accordance with a state, and a method therefor
InactiveUS6989907B1Adequate responseAvoids issuanceSupervisory/monitoring/testing arrangementsSubstation equipmentOpen sentenceTransmission response
An error status of a printer is acquired, and based on the acquired status, transmission of a response, a content of a response, a response medium, a response addressee and a response timing are determined. When electronic mail is used as a response medium, text representing the response content that is suitable for electronic mail is prepared, and an opening sentence and a closing sentence are added before and after the text, thereby providing response information. A mail header and footer are added to the prepared response information, and the resultant information is transmitted to a host computer using electronic mail. Whether a problem has been resolved as the result of a response, or whether a response is confirmed by an addressee is determined. When a problem has not yet been resolved, or when a response has not been confirmed, a response is retransmitted using another method.
Owner:CANON KK
Well-to-well tomography
ActiveUS20050117452A1Seismic signal processingSeismology for water-loggingTomographic reconstructionSpatial model
A method of obtaining a spatial model of a property of part of a subsurface formation located between underground seismic receivers in which at least two sets of pairs of seismic receivers are utilized and one pair of receivers is used to record a signal from a seimic source and obtaining a response by solving (s11(−t){circle over (x)}s21(t))=r11,21(t){circle over (x)}(s11(−t){circle over (x)}s21(t)), wherein the symbol {circle over (x)} denotes convolution and wherein s11(−t) is the time-reverse of the signal s11(t). A path-related attribute is selected from transmission response r11,21(t) that corresponds to the property of the subsurface formation and a tomographic reconstruction technique is applied to the path-related attribute to obtain the spatial model of the property of part of the subsurface formation.
Owner:SHELL USA INC
Avoiding exposed node problems in wireless local area networks
ActiveCN101356775AAvoid the need to cancelData switching networksHidden node problemTransmission response
Owner:AVAYA TECH LLC
Method and apparatus for performing multiport through-reflect-line calibration and measurement
InactiveUS6853198B2Reflection characteristicResistance/reactance/impedenceError coefficientTransmission response
A method and apparatus for calibrating a measurement path of 2N measurement ports comprises presenting a high reflect calibration standard at each measurement port and measuring a reflection characteristic for each measurement port, presenting a line calibration standard and a through calibration standard between each one of N direct pairs of the measurement ports and measuring forward and reverse reflection and transmission responses and calculating a load match error coefficient for each measurement port, and presenting only the through calibration standard between indirect pairs of measurement ports and calculating the forward and reverse transmission tracking for each indirect pairs of measurement ports.
Owner:KEYSIGHT TECH
Filter mosaic for detection of fugitive emissions
A method and apparatus for quantitative and qualitative imaging of fugitive emissions of gas, vapors, or fumes are described. The apparatus includes a filter mosaic for placement in registration over an imaging focal plane array (FPA). The filter mosaic includes at least two filter elements providing transmission response functions for transmitting wavelengths of light corresponding to an absorption wavelength (online wavelength) and a non-absorption wavelength (offline wavelength) of the targeted fugitive emission. Also described is an image processing method for transforming a filtered image into an image of the targeted fugitive emission.
Owner:HARRIS CORP
Multiuser detector for variable spreading factors
InactiveUS20080198828A1Reduce complexityMiniaturizationCode division multiplexRadio transmissionComputation complexityMatched filter
A multiuser detector method and receiver that detects and decodes synchronous or asynchronous CDMA subchannels having different spreading factors with reduced computational complexity. The multiuser receiver is compatible with ZF-BLE, MMSE, decorrelating detectors and the like using Cholesky decomposition to minimize numeric operations. The receiver and method arranges the columns of system transmission response matrices representing the response characteristics of individual users into a total system transmission response matrix which represents a plurality of matched-filter responses for a given block of received data. The invention when used in conjunction with Cholesky decomposition reduces the number of required mathematic operations prior to parallel matched filtering.
Owner:INTERDIGITAL TECH CORP
Transmission response method, device, server and system of video intercepted content
ActiveCN104602102AIncreased chance of screenshots being uploaded in secondsSave bandwidthSelective content distributionContent IdentifierComputer network
The invention discloses a transmission response method, device, server and system of a video intercepted content. The transmission response method comprises the following steps: receiving an interception instruction of current video by a foreground, acquiring an identifier of the current video, and determining an identifier of the video intercepted content according to the interception instruction; uploading the identifier of the current video and the video intercepted content identifier. The response server receives the video identifier and the video intercepted content identifier uploaded by an uploading party, searches a corresponding video file according to the video identifier, generates the video intercepted content corresponding to the video file according to the video intercepted content identifier after the corresponding video file is searched and performing associative storage on the video intercepted content and the information of the uploading party. A quick transmission function can be realized, the network bandwidth is saved, the transmission success rate is improved and the logic error rate is reduced.
Owner:TENCENT TECH (BEIJING) CO LTD
Optical delay line device and terahertz time-domain spectroscopy system
InactiveCN103575393AShorten detection timeLarge time windowRadiation pyrometrySpectrum investigationTime domainTime delays
The invention relates to an optical delay line device and a terahertz time-domain spectroscopy system. The optical delay line device comprises a reflector set, a reflector base and a voice coil motor platform, wherein the reflector set is installed on the reflector base, and is used for scanning the delay of terahertz light, the reflector base is fixed to the voice coil motor platform, and the voice coil motor platform drives the reflector set to carry out linear reciprocating movement to carry out scanning. Due to the fact that the voice coil motor platform is used for driving the reflector set to scan the time delay of terahertz pulses, the defects that due to the fact that an electric horizontal-movement platform is limited by mechanical inertia, the electric horizontal-movement platform is low in transmission response speed, and the transmission response of the electric horizontal-movement platform is hysteretic are overcome, the different delay of the terahertz pulses can be scanned, the detection time of the terahertz pulses can be greatly shortened, a terahertz spectrum can be rapidly implemented, terahertz imaging can be rapidly achieved, the cost is low, operation is convenient, integration is easy, a time window is large, and the range of application of the terahertz time-domain spectroscopy system is greatly expanded.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Message retransmission method and apparatus
PendingCN106788911AImprove reliabilityError prevention/detection by using return channelData switching networksData connectionData transmission
The embodiment of the invention provides a message retransmission method and apparatus. The method comprises: a sending terminal sends a first message to a receiving terminal through a first channel, wherein the first channel is a channel in transmission control protocol (TCP) data connection; a response message is received through a second channel, wherein the response message is used for indicating that the receiving terminal does not receive the first message, and the response message includes an indication field for indicating message transmission at the second channel; and the first message is transmitted to the receiving terminal through the second channel again, wherein the re-transmitted first message includes the indication field. Because the response message is transmitted and the first message is transmitted again at the second channel, the receiving terminal can received the re-transmitted first message within a small time interval, so that overflowing of out-of-order recombination and caching can be avoided and the out-of-order recombination pressure of the receiving terminal can be reduced and thus the performance of TCP data transmission can be enhanced.
Owner:HUAWEI TECH CO LTD
Radio equipment capable of real time change of antenna directivity and doppler frequency estimating circuit used for the radio equipment
InactiveUS6931244B2Accurate estimateSatisfactory controlSpatial transmit diversitySubstation equipmentRadio equipmentTime changes
A radio equipment separates a signal from a specific terminal among signals from adaptive array antennas, based on a reception weight vector calculated by a reception weight vector calculator. A reception response vector calculator draws out a reception response vector of a propagation path of the signal from the specific terminal. A correlation operation and Doppler frequency estimating circuit calculates a correlation value between reception response vectors of corresponding slots of continuous frames, and estimates a corresponding Doppler frequency based on a correspondence found in advance. A transmission response vector estimator predicts a transmission response vector, by performing an extrapolation process in accordance with the estimated Doppler frequency.
Owner:KYOCERA CORP
Information transmission method for wireless quantum communication network
InactiveCN102833809AReduce overheadReduce the probability of conflictWireless communicationPacket collisionWireless transmission
The invention discloses an information transmission method for a wireless quantum communication network. The method comprises the following steps that: step 1, a source node sends a route request message; step 2, an intermediate node processes the route request message; step 3, after receiving the route request message, a destination node processes the message, selects a route and sends a route response message; step 4, the intermediate node updates and forwards the route response message and performs entanglement swapping at the same time, wherein a measurement result is carried in the route response message; step 5, the source node creates a route according to the route response message; and step 6, after receiving a route response message or transmission response message package, the source node determines whether message transmission between the source node and the destination node is ended. The information transmission method for the wireless quantum communication network provided by the invention has the beneficial effect that as the measurement result of entanglement swapping is transmitted along with the route response message package or the transmission response message package, time delay of information transmission is reduced, and wireless transmission overhead required for one-time transmission of quantum information can be significantly reduced, the probability of data package collision in a wireless channel is significantly reduced.
Owner:SOUTHEAST UNIV
System for controlling an automatic transmission throttle valve and method of use
InactiveUS6855091B1Quick and easy changeThrottle valve cable pull characteristics to be alteredGearing controlEngine controllersAutomatic transmissionCam
A system for controlling a transmission throttle valve allows the transmission response to be quickly adjusted. The system includes an adapter assembly which is mounted on the rotatable throttle member of a fuel management device. A cam assembly is selectively positionable on the adapter assembly so as to adjust the rate of throttle valve cable pull. The cam assembly has guide pins which move within guide slots on the adapter assembly. The cam assembly also has an adjustment slot which receives an adjustment screw connected to the adapter assembly. The cam assembly is positioned on the adapter assembly so that the adjustment screw occupies a desired location along the adjustment slot, and then the adjustment screw is tightened to lock the cam assembly in place.
Owner:HOLMES STEPHEN G
Ten-step self-equalization Ku frequency-band dielectric filter
ActiveCN102394327ASymmetrical transmission responseOvercoming the Effects of Parasitic CouplingWaveguide type devicesCouplingSurface mounting
The invention discloses a ten-step self-equalization Ku frequency-band dielectric filter. The filter comprises a cavity body (1), a cover plate (2), dielectric resonators (3), a dual-layer U-shaped coupling probe (4), a single-layer U-shaped coupling probe (5), a tuning screw (6), an SMA (surface mounted assembly) electrical connector (7) and a fastening screw (8). The cross coupling between the dielectric resonators R2 and R9 is realized by adopting a novel U-shaped double-layer negative coupling probe, and the cross coupling between the dielectric resonators R3 and R8 is realized by adopting a traditional single-layer U-shaped probe; and through regulating the lengths of the probes on the upper layer and the lower layer of the double-layer U-shaped probe, the influence of spurious coupling can be overcome, thus the transmission response of the filter is symmetrical.
Owner:XIAN INSTITUE OF SPACE RADIO TECH
Relay selection in cellular sliced networks
PendingUS20220369215A1Stable supportMore informationAssess restrictionConnection managementTrunkingEngineering
A cellular communication system supports network slicing and has a network relay function (140) for managing the indirect connections. A mobile device (110) may send a request message to a relay device (120), the request message including a slice to access. A response message indicates available slice(s) and relay device(s). The device selects a slice and / or relay device in dependence of the response message. The relay device receives the request message and sends a transfer request message to the cellular communication system indicating a request to transfer data via an indirect connection and including the requested slice, and sends the response message. The network relay function receives the transfer request message, obtains relay capability data regarding relay device(s) capable of data transfer for available slice(s) in dependence of the requested slice; and sends a transfer response message including network relay information indicating the available relay device(s) that can serve as relay device for indirect communication with the requested network slice.
Owner:KONINKLJIJKE PHILIPS NV
Avoiding exposed node problems in wireless local area networks
InactiveCN101248687AExposed node problem solvingRadio/inductive link selection arrangementsTransmission responseExposed node problem
A method, device and computer program product for avoiding exposed nodes in a wireless local area network are presented. The method comprises maintaining at a node a first timer (NAV_RTS) of a channel which, if set, prevents the node from authorizing itself to transmit on the channel ; maintaining at the node a second timer (NAV_CTS) for the channel that, if set, prevents the node from transmitting on the channel. The method also includes updating the NAV_RTS when receiving a transmission request (CC-RTS) frame having a reservation duration value greater than zero and greater than the current value of the NAV_RTS; The NAV_CTS is updated when the transmission response (CC-CTS) frame of the reserved duration value of the current value of the NAV_CTS is received.
Owner:AVAYA TECH LLC
Fingerprint information obtaining method and terminal
InactiveCN107395589AEnsure safetyUser identity/authority verificationComputer terminalSecurity authentication
The embodiment of the present invention discloses a fingerprint information acquisition method and a terminal, wherein the method includes: the client signs and encrypts the request packet to obtain a transmission request packet; the client sends the transmission request packet to a fingerprint device; the fingerprint device Verifying and decrypting the transmission request packet; the fingerprint device obtains a response packet corresponding to the transmission request packet; the fingerprint device signs and encrypts the response packet to obtain a transmission response packet; the fingerprint device obtains the transmission response packet The packet is sent to the client; the client performs signature verification and decryption on the transmission response packet; the client obtains the fingerprint information carried in the transmission response packet. The embodiment of the present invention can realize the two-way security authentication of the client and the fingerprint device, and ensure the security of fingerprint information acquisition.
Owner:SHENZHEN GIONEE COMM EQUIP
Serial bus redundant communication method oriented to multi-point Internet application
The invention discloses a serial bus redundant communication method oriented to multi-point Internet application. The method comprises the following steps that: a master site finishes framing and parallel-to-serial operation according to a command format, and sending a command on any four data transmission channels in all of five data transmission channels of a serial bus; a slave site monitors a data bus and performs identification and command extraction operation on the channels, finishes framing and parallel-to-serial operation after a transmission command specific to the slave site is detected, and makes a response; if a response format is wrong or no response is made, the master site sends a fault diagnosis command; the master site detects a fault diagnosis response made by the slave site, and reselects four data transmission channels from the five data transmission channels for serving as data transmission channels to be used in next transmission; and the master site sends the last transmission command once again till a correct transmission response is received or the retransmission times reach a preset maximum value.
Owner:BEIJING AEROSPACE AUTOMATIC CONTROL RES INST +1
Radio base system, transmission directional control method, and transmission directional control program
InactiveUS7565171B2Easy to controlMultiple accessSpatial transmit diversityPolarisation/directional diversityTransmission responseResponse vector
A radio unit (2000) separates a signal from a specific terminal among signals from array antennas (#1-#4) based on a reception weight vector calculated by a reception weight vector calculator (20). A reception response vector calculator (22) derives a reception response vector of a propagation path for the signal from the specific terminal. A transmission response vector estimator (40) regards an estimation result of the reception response vector calculator (22) as a composite waveform of a function of a plurality of frequencies, determined in accordance with a Doppler frequency, and predicts a transmission response vector at a time point of transmission by obtaining coefficients of respective function. A transmission weight vector calculator (30) controls antenna directivity in transmission, based on a prediction result of the transmission response vector estimator (40).
Owner:SANYO ELECTRIC CO LTD +1
System for controlling an automatic transmission throttle valve
InactiveUS6575875B2Firmness and response aggressivenessWide latitudeGearing controlEngine controllersAutomatic transmissionEngineering
A system (20) for controlling a transmission throttle valve in a vehicle having a fuel management device (500) having a rotatable linkage member (508) includes an adapter plate (22) which is mountable beneath the fuel management device (500), a bracket (26) which is connectable to the adapter plate (22), and a throttle valve cable (30) which is connectable to the bracket (26). Throttle valve cable (30) has a tubular housing (32) which is fixedly connectable to bracket (26) and a cable (34) which is slidably disposed within tubular housing (32), the cable (34) having a first end (36) and an opposite second end connectable to the transmission throttle valve. First end (36) is selectively connectable along a slot (40. Different first end (36) connection positions along slot (40) result in correspondingly different rates of cable pull and therefore different transmission responses.
Owner:PAC INTERACTIVE TECH
Multimedia information transmission method and instant messaging client
The embodiment of the invention provides a multimedia information transmission method and an instant messaging client. The method comprises the steps of obtaining off-line multimedia information which is to be transmitted to a target instant messaging client; performing transmission pretreatment on the off-line multimedia information; sending an off-line transmission request to a server when the pretreated off-line multimedia information satisfies preset off-line transmission requirements, so that off-line transmission detection is performed by the server; uploading the off-line multimedia information to the server according to off-line transmission response when the off-line transmission response which is returned from the server is received within preset time, so that the target instant messaging client is informed to receive the off-line multimedia information by the server. According to the multimedia information transmission method and the instant messaging client, off-line transmission of the multimedia information can be supported, and the usability, convenience and practicability of an instant messaging tool are improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD
Passive microwave multiplexor and demultiplexer
The present invention relates to a microwave filter bank intended to be used either as or a multiplexer or de-multiplexer in a UWB-type system, said microwave filter bank including a plurality of filters and an interconnection network both connecting a first port (Pifb) of said microwave filter bank to other ports of said microwave filter bank. Said microwave filter bank is characterised in that said interconnection network includes a plurality of inductors, one of said inductors (Li), said first, has one of its extremities directly connected to said first port (Pifb) and its second extremity connected to the ground through a capacitor (Ci), said first, intended to minimize the effect of the reflection response of the microwave filter bank in its operating sub-bands without degrading its transmission response, said first inductor (Li) and capacitor (Ci) being intended to provide a nearly constant total admittance at said first port of said microwave filter bank for the operating band of each of said filters, each of other inductors, said second, is intended to provide a good in-band matching of the response of one of said filters with a targeted response.
Owner:MITSUBISHI ELECTRIC CORP
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