Abstract: A metal-air fuel cell module includes a cap seat connected detachably to a casing and having a plug portion extending into an inner accommodating space in the casing for plugging an opening in the casing; a conductive gas-diffusion sheet disposed in the casing for covering sealingly air inlets in the casing, and permitting air to pass through; an electrolyte solution filled in the inner accommodating space; a metal sheet disposed in the inner accommodating space and connected detachably to the plug portion of the cap seat; a first electrode plate mounted on the casing, extending into the inner accommodating space and in electrical contact with the gas-diffusion sheet; and a second electrode plate mounted in the cap seat, extending into the inner accommodating space and in electrical contact with the metal sheet.

Abstract: A memory having a memory cell, a resistance estimator and a write current generator. The resistance estimator is coupled to the memory cell to estimate the resistance of the memory cell and outputs an estimated resistance level. According to the estimated resistance level, the write current generator generates a write current to flow through the memory cell and to change the resistance of the memory cell. The write current is in a pulse form, and the write current generator sets the pulse width, or magnitude, or both the pulse width and the magnitude of the write current according to the estimated resistance level.

Abstract: Memories with low power consumption and methods for suppressing current leakage of a memory. The memory cell of the memory has a storage element and a transistor coupled in series. The invention sets a voltage across the transistor approaching to zero when the memory is not been accessed.

Abstract: A staple gun with a safety device and its safety device are disclosed. The staple gun with a safety device comprises a safety device and a staple-floating unit that are installed in a housing of the staple gun. The safety device includes a safety push sheet and a switch. In a middle portion of the safety push sheet is defined an engaging slot along a staple-discharging direction, and the safety push sheet is further provided with a triggering sheet extending from an upper end thereof. The staple-floating unit is movably connected to the safety device and includes a guide sheet, a control knob, and a positioning pin. The positioning pin can be used to drive the safety push sheet and the guide sheet to move downwards to make the safety push sheet and the guide sheet to protrude out of the staple exit synchronously for facilitating exerting the staple-floating function.

Abstract: A jet propulsion construction toy assembly includes a container mounted on a movable brick assembly. A launching unit includes a launching seat permitting extension of a nozzle of the container thereinto and having an inlet. When the nozzle extends into the launching seat, an actuator mounted movably in said launching seat is operable to engage the nozzle such that said container is filled with fluid including air and liquid and pumped out of a barrel by a pump through first and second conduits, the inlet and the nozzle. Thereafter, when the nozzle is released from the launching seat due to disengagement between the nozzle and the actuator, jet of the fluid from the container through the nozzle forms a propulsion force to drive movement of a combination of the brick assembly and the container away from the launching unit.

Abstract: A power-driven construction toy assembly includes a remote controller spaced apart from a movable brick assembly driven by electric power and including a transmitter transmitting a control signal corresponding to an input signal generated by a touch panel. A power supply unit includes a brick-like casing assembled detachably to the brick assembly and receiving a battery set therein, a receiver mounted on the casing for receiving the control signal from the transmitter, and a control circuit controlling, based on the control signal received by the receiver, electrical connection between the battery set and a socket unit mounted on the casing and connected electrically to the brick assembly such that the battery set supplies the electric power to the brick assembly through the control circuit and the socket unit.

Abstract: Devices controlling a phase change storage element and methods for increasing reliability of a phase change storage element. The invention introduces a first operation mode and a second operation mode. A reference phase change storage element is forced a write current for an ideal conduction period in the first operation mode. In the second operation mode, the invention generates a proper conduction period based on the resistance of the reference phase change storage element, and forces the write current into the controlled phase change storage element for the proper conduction period.

Abstract: A flat panel display with detachable anti-vibrate speaker includes a speaker body with a front bezel attached at least one speaker driver, a rear bezel and a middle frame. The middle frame with a bottom positioning hole is made of an elastic material and situated between the front bezel and the rear bezel, and an elastic rib is formed on an inner surface of the middle frame to separate and to be against the front bezel and the rear bezel. A stand includes a positioning structure and a top surface groove. The positioning structure is assembled inside the top surface groove and is blocked by a blocking member fixed on an upper surface of the top surface groove. An elastic member is situated in the bottom of the top surface groove and a positioning member with a round top is located between the blocking member and the elastic member and is pushed to fit the positioning hole by the elastic member.

Abstract: A phase change memory wherein several phase change storage elements are coupled in series to share a single current source. The current provided by the current source is directed by a plurality of switches. To write/read the phase change storage elements, the invention provides techniques to control the current value generated by the current source and controls the states of the switches. The impedance summation of the phase change storage elements vary with the data stored therein.

Abstract: An embodiment of a writing system for a phase change memory based on a present application is disclosed. The writing system comprises a first phase change memory (PCM) cell, a second PCM cell, a first writing circuit and a verifying circuit. The first writing circuit executes a writing procedure, receives and writes a first data to the first PCM cell. The verifying circuit executes a verifying procedure and the circuit further comprises a processing unit and a second writing circuit. The processing unit reads and compares the data stored in the second PCM cell with a second data. The second writing circuit writes the second data to the second PCM cell when the data stored in the second PCM cell and the second data are not matched.

Abstract: A method and an apparatus is provided for monitoring and adjusting a power level of a transmitting component. The method comprises receiving a request from a remote unit to provide a power level associated with a transmitting component, wherein the request is transmitted over a communications protocol. The method includes measuring a power level of a signal provided by the transmitting component in response to receiving the request from the remote unit, and providing the measured power level to the remote unit over the communications protocol.

Abstract: A method and an apparatus is provided for monitoring and adjusting a power level of a transmitting component. The method comprises receiving a request from a remote unit to provide a power level associated with a transmitting component, wherein the request is transmitted over a communications protocol. The method includes measuring a power level of a signal provided by the transmitting component in response to receiving the request from the remote unit, and providing the measured power level to the remote unit over the communications protocol.

Abstract: A staple gun with a safety device and its safety device are disclosed. The staple gun with a safety device comprises a safety device and a staple-floating unit that are installed in a housing of the staple gun. The safety device includes a safety push sheet and a switch. In a middle portion of the safety push sheet is defined an engaging slot along a staple-discharging direction, and the safety push sheet is further provided with a triggering sheet extending from an upper end thereof. The staple-floating unit is movably connected to the safety device and includes a guide sheet, a control knob, and a positioning pin. The positioning pin can be used to drive the safety push sheet and the guide sheet to move downwards to make the safety push sheet and the guide sheet to protrude out of the staple exit synchronously for facilitating exerting the staple-floating function.

Abstract: A phase change memory with an operating current that can be gradually increased or gradually decreased. The phase change memory has a phase change storage element, a transistor, and a control circuit. The transistor is operable to adjust the operating current flowing through the phase change storage element. The transistor has a first terminal coupled to a voltage source, a second terminal coupled to the phase change storage element, and a control terminal receiving a control signal from the control circuit. The control circuit is specially designed to limit the transistor in a linear region.

Abstract: A verification circuit for a phase change memory array is provided. A sensing unit senses a sensing voltage from a memory cell of the phase change memory array according to an enable signal. A comparator generates a comparing signal according to the sensing voltage and a reference voltage, so as to indicate whether the memory cell is in a reset state. A control unit generates a control signal according to the enable signal. An operating unit generates a first signal according to the control signal, so as to indicate whether the comparator is active.

Abstract: A phase change memory (PCM) in which the phase change storage element is crystallized by a gradually increasing/decreasing operating current. The PCM comprises a switching circuit, the phase change storage element, a bit select switch, a pulse generating module, and a counting module. The switching circuit comprises a plurality of switches, selectively providing branch paths to an output terminal of a current source. The bit select switch controls the conduction between the phase change storage element and the output terminal of the current source. The pulse generating module outputs a pulse signal oscillating between high and low voltage levels. When enabled, the counting module counts the oscillations of the pulse signal, and outputs the count result by a set of digital data. The set of digital data are coupled to the switching circuit to control the switches therein.

Abstract: A technique for updating and maintaining a wireless communication database (40) includes several features. One feature is a search capability that facilitates, for example, an individual locating appropriate portions of the database to be updated in a desired manner. A platinum data image portion includes a relational database regarding various rules governing the contents of the wireless communication database. If a proposed change will violate any of these rules, an error message is provided. If a proposed change is acceptable, it will be implemented on an automated basis. A disclosed example includes the capability of scheduling proposed changes into the future, indicating a proposed change for one particular data field and instructing an automated update of all similar or related data fields in a particular manner.

Abstract: A frame structure disposing thereon a specific one of plural display panels having at least a first thickness and a second thickness is provided. The frame structure includes a receptacle disposing thereon the specific display panel having a specific thickness equivalent to one of the first and second thicknesses, a set of first fastening elements, each of which includes a first protrusion, and a set of second fastening elements, each of which includes a second protrusions, wherein the sets of first fastening elements and second fastening elements are peripherally disposed around the receptacle, each of the first protrusions has a height corresponding to the first thickness and each of the second protrusions has a height corresponding to the second thickness, whereby the specific display panel is fastened by one of sets of the first and second protrusions having the respective height corresponding to the specific thickness.

Abstract: A memory having a memory cell, a resistance estimator and a write current generator. The resistance estimator is coupled to the memory cell to estimate the resistance of the memory cell and outputs an estimated resistance level. According to the estimated resistance level, the write current generator generates a write current to flow through the memory cell and to change the resistance of the memory cell. The write current is in a pulse form, and the write current generator sets the pulse width, or magnitude, or both the pulse width and the magnitude of the write current according to the estimated resistance level.

Abstract: A phase change memory wherein several phase change storage elements are coupled in series to share a single current source. The current provided by the current source is directed by a plurality of switches. To write/read the phase change storage elements, the invention provides techniques to control the current value generated by the current source and controls the states of the switches. The impedance summation of the phase change storage elements vary with the data stored therein.