43results about How to "Solve the problem of not enough" patented technology

The invention discloses a method for releasing a port of carrier-grade network address translation equipment. According to the method, a carrier-grade network address translation device is involved; the carrier-grade network address translation device comprises a network address translation module, a port release module, a user address mapping table, a local translation mapping table, an idle port list and a local session mapping table; the carrier-grade network address translation device releases the port according to the occupation situation of the port accessed by a user; and the carrier-grade network address translation device executes the following steps on an arrived message: (a) inquiring the local translation mapping table; (b) inquiring the user address mapping table; (c) releasing the port; and (d) processing the local session mapping table.

The present invention discloses an uplink-downlink time slot proportion information notifying method of time division duplex system and a device thereof. The method and the device correlate the resource magnitude information of physical hybrid automatic request retransmission indicating channel PHICH in the main broadcasting information with the uplink-downlink time slot proportion information oftime division duplex system. The uplink-downlink time slot proportion information of time division duplex system, which is correlated with the magnitude information of PHICH resource, is notified to the user facility through the main broadcasting information. The magnitude information of PHICH resource is correlated with the uplink-downlink time slot proportion of time division duplex system, thereby providing more elaborate PHICH resource magnitude division for the TDD system and avoiding the wastage of PHICH resource.

The invention relates to an intelligent temperature-control notebook cooler, and applicable to the field of heat radiation of notebooks. The intelligent temperature-control notebook cooler comprises a notebook base, a refrigeration part and a cooling liquid circulation part, wherein a heat exchanger of the notebook base is connected with the refrigeration part through a hose; and a computer main board, a liquid level temperature sensor, an environment temperature sensor and a coolant temperature sensor are arranged in the refrigeration part, the liquid level temperature sensor, the environment temperature sensor and the coolant temperature sensor are used for controlling the intake temperature of the notebook to be in the optimum range, the whole system is guaranteed to operate effectively, and the notebook can give play to deserved performance. The intelligent temperature-control notebook cooler can be mounted simply and conveniently, and is convenient to maintain, high in reliability and low in operation cost.

The power plug includes a plug shell and pins, one end of the pins in the plug shell is provided with copper parts, and the other side of the plug shell without pins is provided with sockets corresponding to the copper parts. Today's machinery, electromechanical, and electrical products are almost all based on electrical energy. As the number of electrical equipment continues to increase, there are often not enough sockets and sockets. The power plugs that can be inserted into each other fundamentally solve the problem of insufficient power sockets due to the continuous increase of electrical equipment, and also save the cost of purchasing power strips.

The invention provides a stretchable drawing board bracket, comprising a fixed bottom bracket, a ratchet wheel mechanism, a rotary bracket, a first supporting bracket and a second supporting bracket, wherein the ratchet wheel mechanism is fixedly arranged on the fixed bottom bracket; the rotary bracket is connected with the fixed bottom bracket through the ratchet wheel mechanism; the rotary bracket can be used for adjusting an included angle between the rotary bracket and the fixed bottom bracket through the ratchet wheel mechanism; the first supporting bracket is arranged on the rotary bracket, and rotates together with the rotary bracket; the distance between the first supporting bracket and the rotary bracket can be adjusted; the second supporting bracket is connected with the fixed bottom bracket; the distance between the second supporting bracket and the fixed bottom bracket can be adjusted. The stretchable drawing board bracket provided by the invention is simple in structure, is convenient to use, and can be used on most desks; according to the stretchable drawing board, the problem that drawing desks are insufficient to use due to the fact that drawing classes are more in a school is effectively solved.

The invention discloses a matrix keyboard circuit, a scanning method, a scanning device, a processor and a handheld terminal. The matrix keyboard circuit comprises a normal phase matrix, a reverse phase matrix and / or an independent matrix. The matrix keyboard circuit disclosed by the embodiment of the invention comprises the normal phase matrix, the reverse phase matrix and / or the independent matrix. Under the condition of not adding a scanning signal, a keyboard is scanned by using the characteristic that the same scanning signal has different scanning results in different matrixes, the number of scanned keys can be greatly increased, the problem that input / output (IO) ports are not enough is solved, and the performance of the terminal is improved.

The invention discloses a bus address expansion method and device. In the bus address expansion method, a step of sending data to target expansion equipment by main equipment comprises the following steps: sending bus data based on a specified equipment address and an address supplement signal to a bus by the main equipment; reconstructing the bus data and the address supplement signal to generatebus data oriented to the target expansion device; the expansion equipment receives the bus data oriented to the target expansion equipment; the bus address expansion device comprises address expansion equipment between master equipment and slave equipment. According to the invention, the problem of limited bus addresses can be solved; the problem that the bus address cannot be covered due to thefact that the number of devices hung under the bus cannot be increased or the capacity of a single device hung under the bus is increased is solved. The problem that bus address coverage is incompletedue to increase of equipment capacity can be solved, and the problem that corresponding equipment zone bits or equipment addresses are not enough due to increase of the number of hitching equipment under a bus is solved.

The invention discloses a 10-gigabit Ethernet fast driving method and device; the method comprises the following steps: adding a MCU module and N 10-gigabit Ethernet chips on the device; suspending external configured chip pins of the N 10-gigabit Ethernet chips; uniformly pulling MII configured pins onto the same GPIO port of the MCU module; using the MCU module to issue driving firmware to the 10-gigabit Ethernet chip(with address 00) through MII configured pin, thus allowing the N 10-gigabit Ethernet chips to simultaneously receive the driving firmware. The method can simultaneously enable all 10-gigabit Ethernet chips to work while omitting the external configured chip, thus greatly reducing the driving time of the 10-gigabit Ethernet; a conventional single chip-10-gigabit Ethernet chip one by one configuration mode is changed; the MCU module only needs a MDIO pin and a MDC pin, and uses the public address to configure the plurality of 10-gigabit Ethernet chips, thus solving the MCU module insufficient pin problems.

The invention discloses an enhanced milling device of a CNC lathe, comprising a servo motor, a milling cutter, a universal joint, a first transmission shaft and a first sector gear; the milling cutter comprises a first milling cutter, a second milling cutter and a third milling cutter; the first sector gear is connected with a fourth milling cutter via a transmission mechanism which comprises a cutter frame spindle and a second transmission shaft driving the cutter frame spindle to rotate; one end of the second transmission shaft is meshed with the first sector gear via a second sector gear and the other end thereof is provided with a first belt pulley; one end of the cutter frame spindle is provided with the fourth milling cutter and the other end thereof is provided with a second belt pulley; and the first belt pulley is connected with the second belt pulley via a synchronous belt. Compared with the original milling device with three milling cutters, the invention employs four milling cutters, thereby solving the problem that the cutters are not enough for a complicated product; and the invention has the advantages of rapid processing, convenient use, better rigidity and less vibration, thereby effectively guaranteeing the quality of the product and improving the production efficiency.

The embodiment of the invention relates to a method and a device for distributing and acquiring identification information, wherein the method for distributing the identification information comprises the following steps: receiving a distribution triggering message of identification information related to a domestic base station gateway; distributing the identification information according to the distribution triggering message; and sending a distribution responding message encapsulated with the identification information. The method for acquiring the identification information comprises the following steps: using a domestic base station to send the distribution triggering message of the identification information; receiving the distribution responding message encapsulated with the identification information; and then, acquiring and sending the identification information according to the distribution responding message. The embodiment of the invention solves the problem of lack of identification information by distributing the identification information related to the domestic base station gateway. When a terminal starts a residential area updating process, the source RNC can be accurately determined according to the identification information, thus the occurrence of the routing error is avoided.

The invention discloses a method for releasing a port of carrier-grade network address translation equipment. According to the method, a carrier-grade network address translation device is involved; the carrier-grade network address translation device comprises a network address translation module, a port release module, a user address mapping table, a local translation mapping table, an idle port list and a local session mapping table; the carrier-grade network address translation device releases the port according to the occupation situation of the port accessed by a user; and the carrier-grade network address translation device executes the following steps on an arrived message: (a) inquiring the local translation mapping table; (b) inquiring the user address mapping table; (c) releasing the port; and (d) processing the local session mapping table.

The invention discloses a test system for an interface board. The test system for the interface board comprises a vector network analysis unit and a signal transfer unit, wherein the signal transfer unit is used for inputting first original signals of a to-be-input interface board respectively to the vector network analysis unit and an interface board, for receiving second transmitting signals output by the interface bard after second original signals are transmitted by the interface board, and for transmitting the second transmitting signals to the vector network analysis unit; and the vector network analysis unit I is used for receiving the first original signals, for receiving first transmitting signals output by the interface bard after the first original signals are transmitted by the interface board, for testing the interface board according to the first original signals and the first transmitting signals, for receiving the second original signals of the to-be-input interface board, for accessing the second transmitting signals from the signal transfer unit, and testing the interface board according to the second original signals and the second transmitting signals. By means of the technical scheme, the problem that an existing test method is not perfect is resolved.

This application discloses a message forwarding method, the method includes: HUB-PE assigns the same private network label to each Spoke-PE in the same HUB-Spoke network, which is only used to distinguish which HUB-Spoke network message; assign different service identifiers to each Spoke-PE to distinguish which Spoke-PE the message comes from for message forwarding. Based on the same inventive idea, this application also proposes a HUB-PE and HUB-CE, which can solve the problem of insufficient private network labels.

The invention discloses a single-input double-output pulse width modulation (PWM) signal producing circuit, comprising a phase inverter (101), a regulating circuit (102), a first PWM output circuit (105) and a second PWM output circuit (106), wherein the phase inverter (101) is connected with a PWM port of a microcontroller; the regulating circuit (102) is electrically connected with the phase inverter (101); the first PWM output circuit (105) is electrically connected with the regulating circuit (102) and a first reference circuit (103); the second PWM output circuit (106) is connected with the regulating circuit (102) and a second reference circuit (104); one end of the first reference circuit (103) is connected with an external power source; the other end of the first reference circuit (103) is grounded through the second reference circuit (104). The single-input double-output pulse width modulation signal producing circuit has the beneficial effect that the microcontroller only uses one PWM port to control two switch elements of a same bridge arm and produce dead-time, so that the PWM port of the microcontroller can be effectively saved.

The invention discloses a capacity expansion parking frame for public bicycles. The capacity expansion parking frame is characterized by comprising a lifting mechanism, a bicycle frame and an operation platform, the lifting mechanism comprises a fixed base fixedly arranged under the ground and an electric telescopic rod arranged in the fixed base, and the bicycle frame is arranged in the fixed base and connected with the electric telescopic rod; the bicycle frame can be buried under the ground through stretching and retracting of the electric telescopic rod, the bicycle frame can be fixed to the ground through stretching of the electric telescopic rod, and the operation platform is arranged on the upper surface of the bicycle frame; the operation platform is provided with a card reading area, the card reading area is connected with the electric telescopic rod through a controller arranged in the operation platform, and the controller controls stretching and retracting of the electric telescopic rod according to card data read by the card reading area. When not in use, the capacity expansion parking frame is collected and stored under the ground, no space is occupied, and if there are not enough parking spaces, a public bicycle renting card can be used for lifting the bicycle frame to the ground to form a new parking space, so that the problem that the parking spaces are not enough is solved.