763 results about "Memory cards" patented technology

The invention relates to the technical field of display screen detection, and discloses a display screen split screen detection system which comprises a graphics processor, a synchronous step-down converter, a debugging serial port connected with the graphics processor, a liquid crystal screen chip, a first USB interface, a second USB interface, an EDP connector, a memory card, a wireless connection module, a volume adjustment key, a first memory chip, a second memory chip and a third USB interface. The liquid crystal screen chip is connected with a display screen; by using a split screen detection technology, a large-size LCD is partitioned and independently displayed for automatic testing, so that the production testing efficiency of a factory is improved, defective products can be found in time, and the problems that the price of a large screen is relatively high, and more additional overall cost can be increased by building testing equipment and environment are solved; in addition, compared with the traditional test application, the test system has high integration level, and the problems of hidden dark spots, bright spots, dead pixels, uneven color display and the like can be found more easily.

The invention relates to a pod propulsor bearing health monitoring device and a pod propulsor bearing health monitoring method, a driving system in the device is in driving connection with a complete machine test bed and a rolling bearing, the complete machine test bed and the rolling bearing are driven by the driving system to work, and a plurality of vibration sensors are arranged on a bearing seat of the rolling bearing. And the vibration sensor is connected with the PC end computer through the accelerometer acquisition card and the data terminal memory card. The method comprises the following steps: compressing collected original vibration data of a rolling bearing to obtain sparse vibration data; and a compressed sensing and sparse reconstruction method is used to obtain vibration data after sparse reduction, index decomposition is carried out on the vibration data, indexes are classified by using a density clustering algorithm, and a rolling bearing fault diagnosis result is obtained. By adopting the pod propeller bearing health monitoring device and method, the reliability and the operation efficiency of the pod propeller can be improved, the maintenance strategy can be optimized, the maintenance cost can be reduced, and the intelligent development of the pod propeller can be promoted.

The invention provides a high-speed communication memory card edge connector, which comprises an insulating body provided with a lengthwise slot which is concavely arranged downwards from the top surface and is used for inserting an electronic module, and a plurality of terminal slots are respectively arranged in lengthwise side walls on two sides of the slot; the plurality of terminals are respectively accommodated in the corresponding terminal grooves in the two lengthwise side walls in a one-to-one correspondence manner, at least one part of the terminal grooves are internally provided with double-layer terminals, the rest of the terminal grooves are internally provided with single-layer terminals, and each single-layer terminal is fixed in the corresponding terminal groove in a plug-in mounting manner; at the position of the double-layer terminal, two terminals in each terminal groove and a plug piece are formed together in an embedded manner, and the plug piece is inserted and fixed in the terminal groove; according to the high-speed communication memory card edge connector, the assembly error rate can be reduced, the manufacturing cost can be reduced, and signal transmission channels can be increased, so that the signal transmission speed is greatly improved.

A multi-port interface device for connecting multiple computing devices for data and power transfer includes a housing with an internal power source. A processor is electrically coupled to the internal power source. A power input port electrically coupled to the internal power source is designed to receive a power cord. The power cord is electrically couplable to an extrinsic power source to transfer power from the extrinsic power source to the internal power source. A plurality of ports electrically coupled to the processor is inset into the housing. Each port of the plurality of ports is exposed within the housing. The plurality of ports includes a plurality of universal serial bus ports and a memory card port.

The invention discloses a memory pooling system, a control method thereof, a power-on method, a power-on device and electronic equipment, and relates to the technical field of computers, through a multiplexer dynamic selection mechanism of a memory expansion unit, a first management link of a controller module for managing a memory buffer or a second management link of the controller module for managing a memory card is constructed, and the memory expansion unit is used for storing the memory. An external device to be expanded does not need to participate in memory device management, under the condition that the number of physical pins is limited, large-capacity memory expansion can be achieved only by connecting a memory buffer and a memory card, a memory board forms a pooling resource pool for capacity expansion by configuring the memory card, meanwhile, a multiplexer efficiently multiplexes a limited signal channel of the switching module, and the expansion efficiency is improved. The controller module can intelligently switch management paths according to instruction attributes, and finally the to-be-expanded device breaks through the limitation of physical pins and synchronously obtains the large-capacity and high-bandwidth memory expansion capacity.

The invention provides a high-speed communication memory card edge connector which comprises an insulating body, the insulating body is provided with a lengthwise slot which is concavely arranged downwards from the top surface and is used for inserting an electronic module, lengthwise side walls at two sides of the slot are respectively provided with a plurality of terminal slots, and at least one end of the insulating body is provided with an ear clip accommodating space and a pivoting part which is pivoted with an ear clip; the at least one ear clip is pivoted at one end of the insulating body; the plurality of terminals are respectively accommodated in the corresponding terminal grooves in the two lengthwise side walls in a one-to-one correspondence manner, at least one part of the terminal grooves are internally provided with double-layer terminals, and the rest of the terminal grooves are internally provided with single-layer terminals; according to the high-speed communication memory card edge connector, a signal transmission channel is added, so that the signal transmission speed is greatly improved.

A component for improving the performance of computers using high speed memories while retaining the flexibility to install only a subset of the memories the computer can support. The component may have a blade portion configured for insertion into the mating interface of connectors forming memory sockets in the computer. The blade portion may include absorptive material selectively placed adjacent conductive elements within the connector so as to damp or prevent undesirable electromagnetic characteristics, such as stub resonances, within memory sockets that are not populated with memories. The component may have absorptive material coupled to signal and ground conductive elements of unpopulated card edge connectors and may have insulative regions that provide isolation between the absorptive material and power conductive elements. The component may be shaped for easy insertion and retention and later removal from the connector to allow a memory card to be later added to the computer.

The utility model discloses a memory card chip packaging and positioning mechanism, and relates to the technical field of memory card chips. The memory card chip packaging and positioning mechanism comprises a mounting base and a clamping assembly, dispensing equipment is arranged on the mounting base, the clamping assembly is located on the mounting base, the clamping assembly comprises a rotating rod, a rhombic rod, a hinge rod, a motor, a mounting block and a clamping plate, and the rhombic rod fixedly sleeves the outer wall of the rotating rod. Hinge rods are hinged to the two ends of the rhombic rod correspondingly, and a mounting block is fixedly hinged to one end of each hinge rod. According to the device, the memory card can be clamped, it is ensured that the device can stably fix the memory card in the packaging process, displacement or shaking in the packaging process is prevented, the consistency of the packaging process can be kept, defects generated in the manufacturing process of the memory card are avoided, and the production efficiency of the memory card is improved.

Disclosed is a Bluetooth earphone cabin with a camera, including a shell. An earphone placement cavity and an electronic element cavity are arranged inside the shell, where a battery and a circuit board that are electrically connected to each other are arranged inside the electronic element cavity. A display screen, a camera and a shutter key are arranged on the shell, where the display screen, the camera and the shutter key are all electrically connected to the circuit board. A memory card interface and a memory card reading circuit are arranged on the circuit board.

The invention discloses a memory card false capacity expansion detection method and system, and relates to the field of memory card detection, and the method comprises the steps: obtaining the nominal capacity information of a to-be-detected memory card, and dividing a logic address into a plurality of test address blocks based on the capacity; respectively executing distributed small data write-in operation in each test address block, and recording write-in delay; reading the data and comparing consistency results, generating a delay behavior curve taking the logic address as a horizontal axis and the write-in delay as a longitudinal axis, and marking a read-back consistency state on the curve; and identifying a local fluctuation abnormal region in the curve, and if the region is overlapped with the read-back consistency failure region, preferentially judging the intersection as a pseudo capacity expansion region. According to the invention, the problem of capacity false bidding of the memory card can be effectively solved without writing in the whole disk.

The invention discloses a circular coal yard stacker-reclaimer angle calibration method, and relates to the technical field of coal storage and transportation equipment control, and the method comprises the steps: uniformly arranging a plurality of intelligent memory cards in a rotary track of a circular coal yard stacker-reclaimer along the circumferential direction, and writing angle values of corresponding positions into the intelligent memory cards; an encoder and a microwave reader-writer are installed on a stacking mechanism, a taking mechanism and a swing mechanism of the stacker-reclaimer respectively, the encoder collects real-time angle data of all the mechanisms, and the microwave reader-writer reads the angle value in the intelligent memory card. Multi-point real-time angle calibration is achieved through the microwave recognition technology, the problem that traditional mechanical calibration is prone to being affected by environment interference and gear gaps is solved, the angle detection precision and operation efficiency of the stacker-reclaimer are improved, the equipment maintenance cost is reduced, and intelligent control is achieved.

A measurement apparatus for the braking distance of a mine fall arrester, the measurement apparatus comprising a housing (1), wherein a display screen (2) is provided on the housing (1); an optical observation window (3), indicator lights (5), functional operation buttons (6), a mode switch (7), a memory card slot (8), and a data transmission interface (9) are provided on the front face of the housing (1); a cubic neodymium magnet (10) is provided on the back face of the housing (1); an optical glass column (11), a laser ranging module (13), a measurement LED fill light module (14), an imaging module (15), and an outwardly-flared metal shielding cover (16) are provided at the lower portion of the housing (1); and a central control module (17), a GPS module (18), an active ceramic GPS antenna (19), a wireless receiver module (20), a wireless transmitter module (21), a 315MHz control module (22), a 433MHz communication output module (23), a nine-axis accelerometer and gyroscope module (24), a power supply module, and a loudspeaker module (26) are provided in the housing (1). Further provided is a measurement method for the braking distance of a mine fall arrester.

The utility model discloses a memory card time sequence testing device. The memory card time sequence testing device comprises an upper computer; the test seat is provided with a signal output interface, and the signal output interface is connected with a signal pin of the memory card to be tested; the signal acquisition module is electrically connected with the signal output interface; the signal acquisition module comprises an analog-to-digital converter and an SPI controller arranged on the analog-to-digital converter, the SPI controller is used for configuring the analog-to-digital converter, and the analog-to-digital converter and the SPI controller are electrically connected with the upper computer. According to the utility model, the type of the current memory card to be tested is detected through the upper computer, and the analog-to-digital converter can be configured with different signal acquisition modes according to different types of memory cards to be tested through the SPI controller in the signal acquisition module, so that the time sequence test of the memory card to be tested can be completed at the fastest speed; according to the invention, automatic testing of different types of memory cards to be tested is realized, manpower and time cost are saved, and testing efficiency is improved.

The utility model discloses a multifunctional mobile hard disk which comprises a mobile hard disk body, the mobile hard disk body comprises a shell, a PCB and a magnetic attraction piece, the PCB and the magnetic attraction piece are arranged in the shell, and the magnetic attraction piece is arranged below the PCB; the PCB comprises lamp beads arranged on the upper surface of the PCB and a data storage slot arranged on the bottom surface of the PCB, a storage card is connected in the data storage slot in a plugging manner, night illumination or light supplementation is realized by lightening the lamp beads, and the mobile hard disk body can be quickly fixed on an object with a magnetic attraction effect by utilizing a magnetic attraction piece; according to the utility model, the lamp beads are arranged on the PCB, so that night illumination or environment light supplement can be provided after the lamp beads are lightened, and the LED lamp is very practical.

The invention discloses a picture display method for a display module in a DSC compression mode, and the method comprises the following steps: 1, compressing a DSC picture; step 2, DSC picture storage; and step 3, reading the DSC picture, in the step 1, compressing the manufactured DSC picture by corresponding platform compression Slice, and preparing for storage work after the compression is completed, in the step 2, storing the compressed DSC picture in a memory card or Flash of the test fixture, and in the step 3, calling a decompression code, and reading the corresponding Nth DSC compressed picture in the memory card or Flash. By reducing the size of the DSC compressed picture, one picture can be filled with 300 pure colors or flicker pictures, in this way, only 3-4 256-order gamma for storing WRGB can be stored, original 256 * 4 is not needed, the effect of reducing the use amount of a storage memory of the jig is achieved, the storage pressure of the jig is reduced, and meanwhile it can be guaranteed that the display effect is consistent with the normal effect.

A memory card is provided with various pad layouts to prevent a data signal pad from contacting a power contact in a host during insertion and removal of the memory card. The memory card can have a form factor and features that accommodate a relatively-large memory with relatively-high performance and accompanying thermal conditions. An efficient card lock mechanism is also provided.

The invention relates to the technical field of solid state disks, in particular to a bonding pad assembly, a circuit board, a memory card, a card seat and a starting judgment device. The bonding pad assembly is distributed on a substrate of the memory card; the bonding pad assembly comprises a plurality of rows of bonding pads; the plurality of rows of bonding pads comprise a first row of bonding pads; the first row of bonding pads comprise a first grounding bonding pad; the width of the first grounding bonding pad is greater than that of any bonding pad in the first row of bonding pads; the length of the first grounding bonding pad is greater than or equal to the length of any bonding pad of the first row of bonding pads; the distance from the central point of the first grounding bonding pad to a preset reference line on the substrate is smaller than the distance from the central point of any bonding pad in the first row of bonding pads to the reference line; wherein the linear direction parallel to the reference line is the width direction of each component of the bonding pad component. The bonding pad assembly is small in size and can support hot plug.

A memory card is provided with various pad layouts to prevent a data signal pad from contacting a power contact in a host during insertion and removal of the memory card. The memory card can have a form factor and features that accommodate a relatively-large memory with relatively-high performance and accompanying thermal conditions. An efficient card lock mechanism is also provided.

The utility model relates to the field of automobiles, in particular to a power supply circuit of multiple intelligent cards and an online car-hailing recorder. The power supply circuit for the multiple intelligent cards comprises a power supply module, a first power supply control module, a second power supply control module and a main control chip, the first power supply control module is connected between the power supply module and the main control chip and is used for providing a first power supply signal and a second power supply signal to the main control chip, so that the main control chip establishes communication with the first intelligent card and the second intelligent card; and the second power supply control module is connected between the power supply module and the main control chip and is used for providing a third power supply signal to the main control chip so as to enable the main control chip to communicate with a third intelligent card. According to the scheme, the main control chip can support the establishment of communication with three paths of intelligent cards, can support the communication with two paths of user cards on the premise of ensuring the necessary communication of one path of memory card, and meets the use requirements of a user for double user cards.

The utility model discloses a wearable horse activity measuring device which comprises a wearable device body, a control circuit is arranged in the wearable device body, and the control circuit comprises an IMU sensor, an MAX30102 module, a GY-614V3BAA temperature measuring module, a pressure sensor module, a 4G transmission module, an OLED display screen module and a power management module which are connected with an stm32 main control chip. The 4G transmission module is also connected with the memory card module and the server, and the STm32 main control chip adopts an STM32F103C8T6. The horse exercise state monitoring system is reasonable in structural design, can realize horse exercise state monitoring and horse health judgment, can better carry out exercise horse training, competition management and comprehensive evaluation, intelligently analyzes horse speed, endurance, explosive power and other comprehensive performance and individual performance, strengthens training subject management and the like, and improves horse exercise efficiency. And effective data is provided for later intelligent management of horses.

The invention provides a power management method for an ultra-high-speed SD (Secure Digital) memory card and a design circuit of the ultra-high-speed SD memory card, and the output voltage of an LDO (Low Dropout Regulator) is determined by changing the ratio of divider resistors on a feedback pin based on the fact that the voltage of the feedback pin of the LDO is a constant value. In the process that a chip integrated with an SD controller serves as a host to initialize the SD card, after the host confirms that the SD card is an ultra-high-speed card supporting 1.8 V, a gate end of an NMOS (N-channel metal oxide semiconductor) is controlled by outputting a control signal, a divider resistor on a feedback pin of an LDO (low dropout regulator) is controlled to be connected with other resistors in parallel according to the switching characteristic of the NMOS, and the two resistors are connected in parallel, so that the SD card is initialized. According to the principle that the parallel resistance value is smaller than the value of any one resistor, the output voltage of the LDO is changed by changing the ratio of the divider resistors on the feedback pin of the LDO, and the power supply of the SD memory card supporting the UHS-I is switched from 3.3 V to 1.8 V. The output of the LDO is changed from 3.3 V to 1.8 V, and only the high and low levels of one GPIO need to be controlled in the switching process. The method is easy to implement and low in cost, and the problems of level mismatching and reverse leakage of LDO output from high voltage to low voltage between power supplies do not exist.

For example, various embodiments include a memory card holder comprising a single piece, integral tray formed entirely from a biodegradable material. The tray has a cover portion and a bottom portion formed from the biodegradable material. At least one of the cover portion and the bottom portion has a recess for receiving a digital memory card. The tray further comprises a protruding region on at least three sides protruding outwardly from and substantially parallel to the cover portion and the bottom portion. A hinge is integrally formed in the one piece tray and between the cover portion and the bottom portion. The hinge is positioned such that the cover portion can be folded over the bottom portion of the tray. Closure tabs and an insertion slot are formed in distal, opposing ends of the tray and are positioned to latchably connect the cover portion and the bottom portion to one another. Other devices, apparatus, and arrangements are described.

The utility model discloses a three-dimensional panoramic camera for underground mine goaf detection, which relates to the field of goaf detection and comprises a traction device, a measuring device and an auxiliary device. The traction device is composed of a hollow nylon rope, an elastic rope and a fixing rope, the elastic rope is sleeved with the hollow nylon rope, and the elastic rope can slide at will; the auxiliary device is composed of a protective cover, an operation panel, an operation button, a lighting lamp, a memory card slot, a storage battery and a protective shell. The storage battery is provided with a battery bracket and a charging wire; the hollow nylon rope is fixed above the protective cover through four fixing ropes; the elastic rope penetrates through the protective cover and is fixed to the protective shell through four fixing ropes. The measuring device is composed of a camera, a laser range finder, a connecting rod, a horizontal rotating support and a vertical rotating support. And the connecting rod is connected with the auxiliary device. According to the utility model, real-time positioning and coordinate display can be realized, illumination is integrated, and multiple functions such as convenient adjustment and observation of the full-angle rotating support and data storage are realized.

The invention discloses a memory card and a manufacturing method of the memory card. The memory card comprises a memory main body and a metal sheet. The memory main body comprises a substrate, one surface of the substrate is provided with a golden finger, and the other surface of the substrate is provided with a memory chip; a first insulator disposed on the substrate and covering the memory chip; the memory card further comprises a metal sheet, and the metal sheet is fixed on at least one side of the memory main body back to the golden finger. The metal sheet is arranged on at least one surface opposite to the golden finger, the metal sheet is high in hardness and resistant to high pressure, and the memory card with the metal sheet attached and fixed on one surface is better in three-proofing effect, waterproof, dustproof and improved in high pressure prevention effect, so that the memory card can still be normally used without being damaged under high bending pressure, on the other hand, the metal sheet is not easy to scratch, and the service life of the memory card is prolonged. Lines such as logo and propaganda pictures which are silk-printed on the surface of the metal sheet can be kept for a long time and are not easy to be scratched to influence the appearance.

The invention relates to the technical field of elevator internet of things, in particular to an elevator memory card state detection method. According to the technical scheme, a mounting path, data reading and writing of the memory card are detected in sequence, and after it is detected that the mounting path does not exist, the state of the memory card is judged by inquiring historical records and shutdown records. The elevator intelligent rescue terminal has the beneficial effects that the problem that advertisement data cannot be normally read or alarm event data cannot be normally written can be effectively avoided, and stable operation of the elevator intelligent rescue terminal is ensured; by adopting a degradation query mechanism of a historical record and a shutdown record, different states of popping, non-insertion and damage can be effectively distinguished, and misjudgment of damage is reduced, so that the manual inspection and maintenance cost is reduced.

The utility model discloses a multidirectional wireless soil pressure device, which is of a cubic structure and comprises a supporting shell, an upper cover and a control circuit board, and the upper cover and the control circuit board are connected with the supporting shell. A soil pressure sensor is mounted on the supporting shell; the control circuit board comprises a controller, a memory card slot, a sensor wiring port and a battery; the battery is used for providing a working power supply; the sensor wiring port is used for connecting the soil pressure sensor and the control circuit board; the memory card slot is used for placing a memory card; and the controller is used for acquiring a pressure electric signal acquired by the soil pressure sensor and storing the pressure electric signal in the memory card. According to the multidirectional wireless soil pressure device provided by the utility model, a data line is omitted, the influence of the data line on a test result is avoided, a memory card is used for recording data, the placement of the soil pressure device is simplified, the efficiency of the arrangement and measurement process of the soil pressure device is improved, and the portability is improved.

The present invention addresses the problem of providing an imaging device, a method, a program product, and a computer-readable medium that enable a simulated imaging operation in a state in which a film is pulled out in a film camera to be experienced. The imaging device (10) has a control unit (31) and is capable of executing a film camera mode. A control unit (31) acquires first information relating to insertion and extraction of a memory card (42) that records imaging data of an imaging device (10). The control unit (31) restricts a film camera mode related to the function of the imaging device on the basis of the first information.

The invention relates to the field of wobble plate machines, and discloses an adsorption feeding and placing device for memory card detection, which comprises a body, and is characterized in that a vibration plate is arranged at the lower end of the body, a flow guide assembly is arranged in the vibration plate, the flow guide assembly is used for controlling on-off of an air hole I in the vibration plate, an air knife is arranged at the upper end of the vibration plate, and the air knife is connected with the vibration plate. According to the adsorption feeding and placing device for memory card detection, through cooperation of the flow guide assembly and the recognition system, selective adsorption and fixation of qualified memory cards are achieved, meanwhile, unqualified products are physically isolated through an air knife, and the sorting vibration frequency is greatly reduced. Air film auxiliary conveying enables the cards to move to the optimal grabbing position without damage, and the stroke of the suction head is shortened. The system has an intelligent decision-making capability, and can adaptively adjust a sorting strategy according to the number of qualified products, so that the accuracy is ensured, and meanwhile, the overall operation efficiency and continuity are remarkably improved.