Abstract: A method for forming a semiconductor structure is provided. The method for forming the semiconductor structure includes forming a fin structure over a substrate in a first direction, forming a first gate stack, a second gate stack and a third gate stack across the fin structure, removing the first gate stack to form a trench, depositing a cutting structure in the trench, and forming a first contact plug between the cutting structure and the second gate stack and a second contact plug between the second gate stack and the third gate stack. The fin structure is cut into two segments by the trench. A first dimension of the first contact plug in the first direction is greater than a second dimension of the second contact plug in the first direction.

Abstract: A method for fabricating a semiconductor device includes the steps of: providing a substrate, wherein the substrate comprises a MRAM region and a logic region; forming a magnetic tunneling junction (MTJ) on the MRAM region; forming a top electrode on the MTJ; and then performing a flowable chemical vapor deposition (FCVD) process to form a first inter-metal dielectric (IMD) layer around the top electrode and the MTJ.

Abstract: A sensor network includes a first sensor, a second sensor and a controller. The first sensor is used to acquire a first type of data. The second sensor is arranged in proximity to the first sensor, and used to acquire a second type of data. The controller is coupled to the first sensor and the second sensor, and used to compute a correlation between the first type of data and the second type of data, and when the correlation exceeds a correlation threshold, control the first sensor to operate according to the second type of data.

Abstract: An apparatus for electrochemical machining gear outline and the alignment structure thereof is disclosed, the apparatus comprises first and second alignment members. The first and second alignment members include a plurality of first alignment teeth and second alignment teeth, respectively. Recessing a gear-outline edge of the first alignment teeth by a distance and extending a gear-outline edge of the second alignment teeth by the distance for against to each other to align the first and second alignment members. A cathode electrode includes a plurality of machining teeth with both gear-outline edges recessed by the distance for against the gear-outline edge of the second alignment teeth with the extended distance to align machining teeth. Thereby, before trimming the gear-outline of a workpiece, the machining gap between the machining teeth and the teeth of the workpiece can be aligned first.

Abstract: The present invention relates to an electrochemical machining method for manufacturing a cone. One or more conductive column and an electrode are driven to perform relative convolute motion. Then the conductive column is driven to perform electrochemical machining on the electrode for forming one or more hole in the electrode. Afterwards, the periphery of the hole in the electrode to perform electrochemical machining on the conductive column for forming a cone at one end of the conductive column.

Abstract: The present invention relates to a grind machining apparatus, which comprises a grinding wheel and an electrochemical processing module. The grinding wheel has a grinding surface on the surface. The electrochemical processing modules is disposed at the grinding wheel. The processing surface of the electrochemical processing module faces the direction away from an axle of the grinding wheel and is located lower than the grinding surface. By using the above grind machining apparatus, alternate compound machining including electrochemical oxidation processing and mechanical grind machining can be performed.

Abstract: The present invention relates to a tool setting device and tool-setting method for electrochemical machining. The tool setting device comprises a motion module, a detection circuit, and a tool setting circuit. The motion module moves a machining electrode. The detection circuit detects an electrical status of the machining electrode and outputs an electrical signal. The tool setting circuit performs calculations according to the electrical signal and gives a change status of the electrical signal. In addition, the tool setting circuit controls the motion module according to the change status of the electrical signal for completing the tool setting procedure.

Abstract: The present invention relates to an electrochemical machining apparatus for gear outline, which is used for trimming the gear outline of the gear part of a workpiece and comprises a first moving mechanism, a second moving mechanism, a cathode electrode, and a gear alignment member. The cathode electrode is disposed at the first moving mechanism. The second moving mechanism is connected with the gear alignment member. The gear alignment member includes a plurality of alignment gears for aligning the location of a plurality of teeth of the gear part of the workpiece. Thereby, the plurality of teeth of the workpiece may correspond to the cathode electrode. Then, the cathode electrode may perform electrochemical machining on the plurality of teeth, and thus, trimming the outline of the plurality of teeth.

Abstract: The present invention provides an inductive electrochemical machining device, which comprises a base, an inductive machining electrode, and a negative cleaning module. The base includes a workpiece machining zone. The inductive machining electrode is disposed on the base and corresponds to said workpiece machining zone. The negative cleaning module is opposing to the inductive machining electrode. When the inductive machining electrode performs electrochemical machining, the generated induction current may be used for machining. In addition, the surface of the inductive machining electrode may be cleaned concurrently by the negative cleaning module.

Abstract: The present invention relates to a transmission apparatus, which comprises a base, a transmission module, a first protection sleeve, and a second protection sleeve. The transmission module is disposed on the base and includes a moving unit. The first protection sleeve is disposed around the outer periphery of the transmission module and on the base. One end of the second protection sleeve is covered by the first protection sleeve. The second protection sleeve is disposed around the moving unit and moves linkedly along the moving unit. Thereby, the transmission apparatus according to the present invention may protection the transmission module.

Abstract: The present invention relates to an electrochemical machining device, which comprises a machining electrode, a driving module, a spacer, and a conductive electrode. The machining electrode includes an electrochemical machining zone. The driving module drives the machining electrode. The spacer is adjacent to the machining electrode. The conductive electrode is adjacent to the spacer. The spacer spaces the conductive electrode and the machining electrode. When the electrochemical machining device performs electrochemical processes, the driving module drives the machining electrode and moves a machining surface of the machining electrode.

Abstract: The present invention relates to a grind machining apparatus, which comprises a grinding wheel and an electrochemical processing module. The grinding wheel has a grinding surface on the surface. The electrochemical processing modules is disposed at the grinding wheel. The processing surface of the electrochemical processing module faces the direction away from an axle of the grinding wheel and is located lower than the grinding surface. By using the above grind machining apparatus, alternate compound machining including electrochemical oxidation processing and mechanical grind machining can be performed.

Abstract: The invention discloses a continuous electrochemical machining apparatus, which comprises an electrode wheel and an auxiliary module. The auxiliary module pushes the material tape to the insulating part of the electrode wheel. The electrode wheel drives the material tape to move. Electrochemical machining is performed on the material tape using at least a conductive pattern of the electrode wheel for forming a plurality of patterns on the material tape. Thereby, continuous electrochemical machining can be performed on the material tape.

Abstract: An electrochemical polishing method is provided for polishing a workpiece having at least one sharp object. According to the present invention, the electrolyte is driven to flow to the sharp object and the electrochemical processing is performed for polishing the sharp object.

Abstract: An electrochemical polishing apparatus is provided for polishing a workpiece having at least one sharp object. According to the present invention, the electrolyte is driven to flow to the sharp object and the electrochemical processing is performed for polishing the sharp object.

Abstract: The present invention relates to an electrochemical processing system. The electrochemical processing system comprises a belt electrode and a clean module. The clean module is corresponding to one side of the belt electrode. The electrochemical processing system may be used for cleaning the surface of the belt electrode during an electrochemical process.

Abstract: The present invention relates to a continuous electrochemical processing apparatus, which comprises an electrode transport module, an electrode module, and a material-tape conveying mechanism. The electrode module is connected with the electrode transport module and includes an electrode. The material-tape conveying mechanism is disposed corresponding to the electrode module and used for conveying a material tape. Thereby, the electrode of the electrode module may continuously electrochemical process the material tape.

Abstract: The invention discloses a continuous electrochemical machining apparatus, which comprises an electrode wheel and an auxiliary module. The auxiliary module pushes the material tape to the insulating part of the electrode wheel. The electrode wheel drives the material tape to move. Electrochemical machining is performed on the material tape using at least a conductive pattern of the electrode wheel for forming a plurality of patterns on the material tape. Thereby, continuous electrochemical machining can be performed on the material tape.

Abstract: A method of fabricating a heat exchanger unit is provided. The method includes forming a first heat exchange component by providing a first inlet interface device; providing a first outlet interface device; providing a first set of pipes; and connecting respective first ends of each of the first set of pipes to the first inlet interface device and connecting a respective second ends of the each of the first set of pipes to the first outlet interface device. The method further includes forming a second heat exchange component in the same fashion as the first heat exchange component. The method also includes overlapping the first and second heat exchange components and cross-coupling the first set of pipes and the second set of pipes at a plurality of joints.

Abstract: The present invention relates to fluid regulating valve, comprising a housing, a flow regulating member, and a gap controlling member. The housing has an inlet and a carrying part having a first outlet. The gap controlling member is located between the flow regulating member and the carrying part for regulating the gap between the carrying part and the flow regulating member. Fluid flows into the housing via the inlet, flows into the gap via the flow regulating member, drains off from the first outlet, and the fluid pressure of the fluid exerts pressure on the gap controlling member via the flow regulating member for controlling the flow rate of the fluid draining off the first outlet via the gap within a predetermined range by adjusting gap size using said gap controlling member. The fluid regulating valve according to the present invention is tolerant to damages in long-term usage.