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798 results about "Time mark" patented technology

Multimedia visual progress indication system

A multimedia visual progress indication system that provides a trick play bar that is overlaid onto the program material or displayed on a dedicated display. A cache bar inside of the trick play bar indicates the length of a recording session or the length of stored program material and expands to the right when material is being recorded. Every half hour (or selected increment), the cache bar slides to the left. Time marks are displayed inside the trick play bar giving the user a visual reference point from which to judge the current time and visual time reference points. The time marks are in any increment of time needed. The total length of the stored program material or next time or counter increment in the recording cycle is displayed on the right hand end of the trick play bar. A position indicator moves within the trick play bar and tells the user visually where his current position is within the program material. A slider moves along the trick play bar and on top of the cache bar and is linked to the position indicator and can be moved anywhere within the cache bar by the user. The slider displays the numeric time or counter mark of the current position. A mode indicator is positioned below the slider and follows the slider's movement and displays whether the user is in play, record, pause, slow play, fast play, fast forward (1×, 2×, and 3×), slow reverse play, slow reverse, and fast reverse (1×, 2×, and 3×) modes. The 1×, 2×, and 3× speeds are adjustable by the system to be any variable desired (e.g., 2×, 16×, and 32×). The trick play bar and its associated components are displayed for a predetermined time period when overlaid onto the program material.
Owner:TIVO SOLUTIONS INC

System and method for network control and provisioning

A multi-stratum multi-timescale control for self-governing networks provides automatic adaptation to temporal and spatial traffic changes and to network state changes. Microsecond timescale reacting through the routing function, a facet of the lowest stratum, allows a source node to choose the best available route from a sorted list of routes, and to collect information on the state of these routes. Millisecond timescale correcting through the resource allocation function, a facet of the intermediate stratum, allows the network to correct resource allocations based on requirements calculated by the routing function. Long-term provisioning through the provisioning function at the higher stratum allows the network to recommend resource augmentations, based on requirements reported by the resource allocation function. The control is implemented in the network through coordination across edge node controllers, core node controllers, and network controllers. Metrics based on automated measurements of network performance are used by the control to adjust network resources. The Routing index is collected by the routing function and is the average rank of the selected route within a route-set. The routing function also collects measurements on route Constituent Traffic, which quantifies traffic in each of three categories: (carried) first-class, (carried) secondary, and rejected. The Resource Allocation Index is a metric collected by the resource allocation function. It quantifies the number of failures in re-allocating resources. In another aspect of this invention, a provisioning method is provided, which recommends appropriate link capacity increments based on the afore-mentioned Constituent Traffic measurements, and based on rules provided by the network operator.
Owner:RPX CLEARINGHOUSE

System and method for distributing time and frequency over a network

A system to distribute accurate time and / or frequency over a network utilizing signals of opportunity transmitted by one or more local transmitters with known locations, the system includes a base receiver with a clock synchronized to a reference time scale such as GNSS or UTC time that saves a series of samples of the signals of opportunity and time tags the series with a calculated time of broadcast. A remote receiver saves samples of the signals of opportunity and correlates the series with the saved samples. The remote receiver calculates a time of transmission of saved samples that correspond to the series, determines a time offset as a difference in the time of broadcast calculated at the remote receiver and the time of broadcast calculated at the base receiver, and determines the time offset with respect to the base receiver. The base receiver further or instead phase locks to the signal opportunity and at predetermined intervals determines phase measurements of the integrated carrier frequency of the signal of opportunity and provides the phase information to the remote receiver. The remote receiver, which is also phase locked to the same signal of opportunity, uses the phase measurement information to frequency lock its clock to the base receiver clock by determining a frequency error based on the rate of change of phase measurements made at the base receiver and the remote receiver.
Owner:NOVATEL INC

Real-time binary image connected domain mark realizing method based on FPGA

The invention discloses a real-time binary image connected domain mark realizing method based on FPGA, which belongs to the large scale integrated circuit design, object identification and visual measurement technical field. The invention aims to achieve real-time connected domain marking of large scale moving objects on the basis of field programmable gate array devices in a hardware way. Four symmetrical processing nodes are used. A newest serial exchange architecture (VPX architecture) is adopted. Each processing node comprises XC5VX95TI-2FPGA of the XILINX corporation and a DDR memory cell of a 16G-bit storage capacity. The nodes are interconnected through 16 pairs of 2.5GHz RocketIO. Each processing node is composed of a first-time scanning unit, a main controller module, a correlation memory group, a common scanning unit, a DDR access arbitration module, a DDR controller, and a framing and data output module. Real-time marking of large scale moving objects is achieved through superscalar streamline and dynamic delay streamline technologies. Adaption to various resolutions is further realized. The performance is not affected when the moving object shape and number are changed. Strong robustness is achieved. The calculation result is completely consistent with the MATLAB bwlabel function.
Owner:成都靖尧通信技术有限公司

Photon counting multi-channel time-resolved fluorescence immunoassay system and counting method

The invention belongs to the technical field of fluorescence immunoassay and relates to a photon counting multi-channel time-resolved fluorescence immunoassay system which comprises a light source module, a detection module and a time marked photon counting analysis/control module. At the same time, the invention relates to a counting method adopted by the system. The counting method of exciting a sample to be detected with pulse light, sending a fluorescence signal generated by the sample after excitation into a PMT (Photo Multiplier Tube) photon counting head and outputting a pulse signal comprises the following steps of taking cycles of the excitation pulse light as counting cycles, dividing each counting cycle into a plurality of time intervals with the same width, accumulating photons detected after sending excitation light pulses of each counting cycle into a memory corresponding to a corresponding time window, that is marking the positions of the photons in the pulse cycles with the intervals where the time windows are located, and uploading data in the memory into an upper computer after counting for the cycles. The multi-channel time-resolved fluorescence immunoassay system is low in cost and has very high sensitivity.
Owner:TIANJIN UNIV

Synchronous compression transformation order analysis method for rolling bearing fault diagnosis

InactiveCN110617964AGood ability concentrationAccurate extractionMachine part testingTime markFrequency conversion
The invention discloses a synchronous compression transformation order analysis method for rolling bearing fault diagnosis. According to the method, firstly, SST is utilized to analyze a variable-speed vibration signal of a bearing to obtain time-frequency distribution of the vibration signal; secondly, an instantaneous frequency ridge of frequency conversion is extracted and subjected to high-order polynomial fitting, a fitted instantaneous frequency curve is obtained, and phase discrimination time marks are solved according to the fitted instantaneous frequency curve; thirdly, equal-angle resampling is performed on the original vibration signal to obtain an angular domain signal; and fourthly, Hilbert envelope demodulation is performed on the angular domain signal, an envelope order spectrum of the angular domain signal is solved, whether the rolling bearing has a fault or not and the fault type are judged by analyzing the envelope order spectrum, a diagnosis result is given, maintenance suggestions are proposed, and therefore normal running of a metro vehicle is guaranteed. Through the synchronous compression transformation order analysis method, instantaneous frequency conversion information contained in the vibration signal can be precisely extracted, order tracking is realized, a specific hardware device is not needed, the installing process is greatly simplified, and thefault monitoring cost is lowered.
Owner:中国铁道科学研究院集团有限公司城市轨道交通中心
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