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31results about How to "Read data quickly" patented technology

Storage area network file system

A shared storage distributed file system is presented that provides applications with transparent access to a storage area network (SAN) attached storage device. This is accomplished by providing clients read access to the devices over the SAN and by requiring most write activity to be serialized through a network attached storage (NAS) server. Both the clients and the NAS server are connected to the SAN-attached device over the SAN. Direct read access to the SAN attached device is provided through a local file system on the client. Write access is provided through a remote file system on the client that utilizes the NAS server. A supplemental read path is provided through the NAS server for those circumstances where the local file system is unable to provide valid data reads. Consistency is maintained by comparing modification times in the local and remote file systems. Since writes occur over the remote file systems, the consistency mechanism is capable of flushing data caches in the remote file system, and invalidating metadata and real-data caches in the local file system. It is possible to utilize unmodified local and remote file systems in the present invention, by layering over the local and remote file systems a new file system. This new file system need only be installed at each client, allowing the NAS server file systems to operate unmodified. Alternatively, the new file system can be combined with the local file system.
Owner:DATAPLOW

Digital recording and processing device for mass data of audio and video

InactiveCN104270410ARealize collection recordPerfect surgeTransmissionSelective content distributionDigital recordingAnalog front-end
The present invention discloses a digital recording and processing device for mass data of audio and video. The digital recording and processing device is characterized by including a multimedia processor, an analog front end circuit, a DDR memory, a power source, a power source protective circuit, a Beidou module, a 3G module, an audio and video input circuit and a communication circuit, wherein an output end of the power source is connected to an input end of the power source protective circuit, an output end of the power source protective circuit is connected to an input end of the multimedia processor, an information output end of the DDR memory is connected to an information input end of the multimedia processor, a signal output end of the Beidou module is connected to the input end of the multimedia processor, a signal input end of the audio and video input circuit is connected to a signal input end of the analog front end circuit, a signal output end of the analog front end circuit is connected to the input end of the multimedia processor, a signal output end of the 3G module is connected to the input end of the multimedia processor, and the communication circuit is connected to the input end of the multimedia processor.
Owner:CHONGQING HUILIAN INFORMATION TECH

A zonal real-time electricity price calculation system

ActiveCN109471504AConvenient data adjustment and maintenanceEasy to observeDigital processing power distributionElectric machineryElectricity price
The invention discloses a zoning real-time electricity price calculation system, include tariff calculation means, one side of the electricity price calculating device is provided with a fixed groove,A tariff calculate device is provided with two fix cavities, the inner walls of both sides of the fixing cavity are provided with placing grooves, A rotary seat is rotatably installed in both the placing grooves, One side inner wall of the placing groove is provided with a first groove, one side of the rotating seat is fixedly provided with one end of a connecting rod, the other end of the connecting rod is welded with a first bevel gear, one side inner wall of the first groove is provided with a motor groove, a first motor is fixedly installed in the motor groove, and a second bevel gear iswelded on an output shaft of the first motor. The invention is economical and practical. The first motor drives the display device to move out of the fixed groove, which facilitates the data adjustment and maintenance of the display device by the worker, and the second motor drives the display device to rotate, which facilitates the worker to observe and display the data, and the reading of the data is fast and the working efficiency is improved.
Owner:YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER

A real-time power price calculation system for different regions

The invention discloses a partitioned real-time electricity price calculation system, which includes an electricity price calculation device. A fixing groove is opened on one side of the electricity price calculation device. Two fixing cavities are opened in the electricity price calculation device, and the inner walls of both sides of the fixing cavity are provided with There are placement slots, and a swivel seat is installed in the two placement slots, and a first groove is opened on the inner wall of one side of the placement slot. One end of the connecting rod is fixedly installed on one side of the swivel seat, and the other end of the connecting rod is welded with a For the first bevel gear, a motor slot is opened on the inner wall of one side of the first groove, the first motor is fixedly installed in the motor slot, and the second bevel gear is welded on the output shaft of the first motor. The present invention is economical and practical. The first motor drives the display device to move out of the fixed slot, which facilitates the staff to adjust and overhaul the data of the display device. The second motor drives the display device to rotate, which facilitates the staff to observe the display data and read the data quickly. And improve work efficiency.
Owner:YANTAI POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER

A kind of equipment for accessing cabin voice recorder

The present invention belongs to the technical field of recorder equipment, and discloses recorder equipment for accessing the speech sound of a passenger cabin. The recorder equipment comprises a bottom housing having an installation cavity, a card box seat assembly arranged on the bottom portion of the installation cavity, a power supply PCB assembly arranged on the bottom portion of the installation cavity, a front plate assembly arranged on one end of the installation cavity, a motherboard PCB assembly arranged on the card box seat assembly and respectively and electrically connected to the front plate assembly and the power supply PCB assembly, a rear plate assembly arranged on the installation cavity end away from the front plate assembly and respectively connected to the power supply PCB assembly and the motherboard PCB assembly in an inserted manner, a card box assembly penetrating through the front plate assembly, a lock pin assembly penetrating the front plate assembly and the card box seat assembly and used for locking or unlocking the card box assembly, and an outer cover arranged on the bottom housing in a covering manner, wherein the front plate assembly comprises a front plate, a front fixation plate, a display PCB module electrically connected to the motherboard PCB assembly, and a wireless module arranged on the front plate and the front fixation plate and electrically connected to the motherboard PCB assembly, and the front plate, a front fixation plate, the display PCB module and the wireless module are sequentially arranged in a stacked manner. The recorder equipment of the present invention has advantages of rapid data reading, light weight, small size, and convenient installation.
Owner:DONICA AVIATION ENG +3

Intelligent Measuring Instrument for Animals

ActiveCN104188657BAvoid manual reading errorsAvoid environmental disturbancesDiagnostic recording/measuringSensorsElectrical resistance and conductanceGraduated cylinder
The invention discloses a special intelligent measuring instrument for animals and relates to size measurement tools. The special intelligent measuring instrument for the animals comprises a measuring barrel and a handle. The handle is connected to the middle of the measuring barrel. The two ends of the measuring barrel are respectively provided with a sleeve. The front ends of width ranging rods penetrate through springs and then are sleeved with the sleeves respectively. The tail end of each width ranging rod is provided with a contact head, wherein the contact head is matched with a sliding resistor which is correspondingly arranged in the measuring barrel. The contact heads and the sliding resistors are all connected into a circuit board and a battery in the measuring barrel and communicated with a width display screen on the outer surface of the measuring barrel. The two ends of the left width ranging rod and the right width ranging rod are provided with a left measuring ruler and a right measuring ruler respectively, and the two measuring rulers keep horizontal. The special intelligent measuring instrument for the animals can be used for measuring indexes of somatic features of the animals accurately and quickly, can conduct reading automatically, avoids the influence of restlessness of the animals on reading in the measuring process, and prevents staff from being injured.
Owner:孙建帮

A measuring stick dedicated to the measurement of animal shapes and sizes

The invention discloses a measure ruler special for animal shape size measurement. The measure ruler comprises a graduation ruler and an elastic device used for enabling the graduation ruler to be contracted backwards, the elastic device is mounted on a shell, a ruler head is arranged at one end of the graduation ruler, a connecting segment for connecting the elastic device is arranged at the other end of the graduation ruler, a laser transmitter is arranged on the surface, above the graduation ruler, inside the shell, a laser receiver is arranged at the position, below the graduation ruler, of the shell, a touch button is arranged on the shell, a displayer is arranged on the outer surface of the shell, a sensor used for monitoring the moving direction of the graduation ruler is arranged inside the shell, and the laser transmitter, the laser receiver, the touch button and the sensor are connected to a controller. The size of the graduation ruler can be efficiently and precisely determined in a laser counting mode, and meanwhile the ruler needs to solve the problem that in the data measuring process, due to the measurement requirement, sometimes, the graduation ruler is contracted inwards, and the backward counting of the graduation ruler is required.
Owner:易康乐

Riverway boundary post distributed electronic underground identification system

According to the invention, a low-frequency RFID radio frequency identification technology is adopted to develop a riverway and hydraulic engineering boundary post distributed electronic underground identification system so as to cooperate with popularization of a river chief system and improve the management level of the river chief system. The riverway boundary post distributed electronic underground identification system adopts the low-frequency RFID radio frequency technology, is an identity label buried under a boundary point, and is a passive product, wherein during work, energy is provided by means of an external electromagnetic field. The riverway boundary post distributed electronic underground identification system is composed of an electronic transponder, a handheld detector, a mobile intelligent terminal (with a GPS module) and a background service system, fully utilizes the advantages of the RFID technology, realizes lean, intelligent, informationized and visual management of boundary post underground identification, and lays a solid foundation for riverway ownership confirmation range management. The riverway boundary post distributed electronic underground identification system facilitates accurate positioning, searching, identifying and managing of boundary lines, facilitates building of informatization data of boundary columns of the boundary, and lays a solid foundation for informatization management of the river channel and the water conservancy project boundary line protection range.
Owner:中科嘉润(北京)信息技术有限公司
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