73results about How to "Poor connection" patented technology

The bonding apparatus is capable of effectively increasing temperature of a substrate and reducing occurrence of position gaps and poor connection in a process of flip-chip-bonding semiconductor devices to the substrate. The bonding apparatus comprises: a supporting unit for supporting the substrate, on which the semiconductor devices have been adhered by a non-conductive; and a heating/pressing unit for heating and pressing the substrate, the heating/pressing unit having a built-in heat source and a clamping face, onto which the substrate supported by the supporting unit is pressed. The substrate supported by the supporting unit is moved toward the clamping face of the heating/pressing unit so as to preheat the substrate and the semiconductor devices by radiation heat. Then, the semiconductor devices are pressed onto the clamping face of the heating/pressing unit so as to cure the non-conductive adhesive and bond bumps of the semiconductor devices to terminal sections of the substrate.

A stacked semiconductor module is made by stacking a second semiconductor device having a second semiconductor chip mounted to the top surface of a second semiconductor substrate above the top surface of a first semiconductor device having a first semiconductor chip mounted to a first semiconductor substrate. The top surface of the first semiconductor substrate is provided with a first connection terminal and the bottom surface of the first semiconductor substrate is provided with an external connection terminal. A region of the bottom surface of the second semiconductor substrate lying opposite to the second semiconductor chip is provided with a second connection terminal. A conductive connecting member connects the first connection terminal to the second connection terminal.

A liquid crystal display device comprising: a switching element that has a drain electrode and that is arranged on a substrate; a first insulating film that covers the switching element and that has a first opening on the drain electrode; a first etching stopper electrode that is formed in the first opening and that is connected to the drain electrode; a common electrode that is arranged on the first insulating film; a second insulating film that covers the first etching stopper electrode and the common electrode, and that has a second opening on the first etching stopper electrode; and a pixel electrode that is connected through the second opening to the first etching stopper electrode and that extends onto the second insulating film so as to face the common electrode.

A semiconductor encapsulation adhesive composition comprising (a) an epoxy resin, (b) a curing agent and (c) an antioxidant.

This invention discloses a sensor semiconductor device and a manufacturing method thereof, including: providing a wafer having a plurality of sensor chips, forming a plurality of grooves between bond pads on active surfaces of the adjacent sensor chips; forming conductive traces in the grooves for electrically connecting the bond pads; mounting a transparent medium on the wafer for covering sensing areas of the sensor chips; thinning the sensor chips from the non-active surfaces down to the grooves, thereby exposing the conductive traces; cutting the wafer to separate the sensor chips; mounting the sensor chips on a substrate module having a plurality of substrates, electrically connecting the conductive traces to the substrates; providing an insulation material on the substrate module and between the sensor chips so as to encapsulate the sensor chips but expose the transparent medium; and cutting the substrate module to separate a plurality of resultant sensor semiconductor devices.

The invention provides a Micro LED display panel manufacturing method and a Micro LED display panel. The Micro LED display panel manufacturing method is characterized in that, by forming elastic conductive layers on upper pixel electrodes on a package substrate, when the package substrate is paired with a driving substrate, electrical connection between the upper pixel electrodes and upper electrodes of Micro LEDs is realized through the elastic conductive layers; and height difference between the Micro LEDs can be filled by utilizing elasticity of the elastic conductive layers, thereby preventing poor connection between the upper pixel electrodes and the upper electrodes of the Micro LEDs, and improving pairing effect of the Micro LED display panel and process yield of the Micro LED display panel.

A piezoelectric actuator includes a supporting member in which pressure chambers are formed, a vibration plate which is joined to a joining section of the supporting member, a piezoelectric layer formed on the vibration plate, and an FPC provided on the piezoelectric layer. A contact section of an electrode formed on the piezoelectric layer and a terminal section of the FPC are electrically connected via a bump formed on the terminal section. A recess is formed on an upper surface of the supporting member right below the bump. While joining the piezoelectric layer and a wire member, any damage of the piezoelectric layer and any poor connection do not occur.

The power supply control device in accordance with the present invention includes: a power reception terminal for receiving power; a power supply terminal for supplying power; a relay configured to make and break an electrical connection between the power reception terminal and the power supply terminal; a control circuit configured to control the relay; a power supply circuit configured to supply power to the control circuit by use of power received via the power reception terminal; and a printed wiring board. The control circuit and the power supply circuit are mounted on the printed wiring board.

A wiring board which is easily made multifunctional, minisized, and low-costed. And a capacitor comprising the wiring board is also provided. A wiring board comprising: a board core (11) having a coremain surface (12) and a core reverse surface (13); a capacitor (101) having a capacitor main surface (102) and a capacitor reverse surface (103) and having a structure in which first inner electrodelayers (141) and second inner electrode layers (142) are alternately laminated and arranged via a dielectric layer (105), the capacitor (101) being accommodated in the board core (11) in a state in which the core main surface (12) and the capacitor main surface (102) are oriented on a same side; and a wiring laminated portion (31) having a structure in which interlayer insulating layers (33, 35) andconductor layers (42) are alternately laminated on the core main surface (12) and the capacitor main surface (102), wherein an inductor (251) is formed on or in the capacitor (101).

The invention provides an electric connecter (10) which is hard to hang on the enclosures surrounding the industrial devices and an electronic device when a cable (40) is drew and improves retentiveness of the cable (40) and does not cause poor connection. In the electric connecter having a plurality of contacts (14), insulators (12), plug casings (16), coupling rings (20), rear casings (18), couplings (22), cable clamps (24) and clamp nuts (26), the connecter has a mounting unit (501) having a cable clamp (24), a cable insertion unit (502) where the cable (40) enters and is connected to the mounting unit (501). By arranging a conic section (504) on a periphery of a projection of the cable, or by arranging at least one projection (505) on the cable insertion unit (502) or by arranging both of the conic section (504) and the projection (505), two cover components (50) are mounted on the cable projection side of the mounting mechanism, thus the purpose of the invention can be realized.

An electrical connector includes: a terminal element; a grounding element; an insulating housing; a metal shell enclosing the insulating housing; and two solder terminals extended outward from the metal shell. Wherein the grounding element has at least a supporting rib which is utilized to enhance the structure strength of the grounding element so as to ensure a good grounding effect in limited space. Besides, every one of those solder terminals of the metal shell has a winding portion bended in a tilting angle. Additionally, the metal shell further includes a partner-fitting portion, and two short sides of the peripheral thereof bended backward to form a chamfer-type guiding portion so as to make a corresponding connector connect to the electrical connector smoothly.

The invention discloses a hose clamp. The hose clamp comprises a clamping belt (10) and a locking assembly (50) connected with the clamping belt (10). The locking assembly (50) comprises a lock body (51) and a locking piece (52) slidably connected with the lock body (51) in a matching mode. The clamping belt (10) comprises a movable end (12) penetrating into the lock body (51). The movable end (12) is provided with a plurality of closely arranged stopping parts (13). The locking piece (52) can selectively extend into or out of a groove (13a) formed between two adjacent stopping parts (13). After the locking piece (52) extends into the groove (13a), the movable end (12) can be prevented from moving reversely. According to the hose clamp, through the arrangement of the locking piece and thestopping parts matched with the locking piece, the situation that soft and hard pipes are poor in connection due to thread loosening after vibration or long-term use will not happen, and the reliability is high.

The invention discloses a distributed decision-making control system for an underground comprehensively mechanized coal mining face and architecture thereof so that problems that all devices are not associated of the underground comprehensively mechanized coal mining face of mine and the safe and high-efficiency coordinated operation can not be realized easily can be solved. The existing centralized control mode is changed; each coal mining face device is provided with a standard controller and a standard coding and decoding module that have the unified interfaces and formats. Devices from different manufacturers are connected and all devices make decisions for follow-up actions based on the own state and the states of adjacent devices as well as spatial location information; a distributedcontrol system running at a central main controller is responsible for analyzing, digging, and processing cooperation information between devices to realize coordinated operation of all system devices, so that the real-time performance, accuracy and coordination of the system control are improved effectively. Meanwhile, the distributed control system is provided with an application extension interface to provide a basic platform for developing the upper-layer data mining software and control software, so that the current coal mining face production control system can be changed fundamentally.

A circuit substrate includes protruding terminals and has a structure that ensures an excellent connection with an electronic component, such as an IC. The circuit substrate on which an IC is to be mounted includes terminals that are to be electrically connected to solder bumps located on the IC. The terminals protrude from the mounting surface of a substrate body on which the IC is to be mounted. The sectional area of the top surface of each of the terminals is about 1.2 times the sectional area of each of the terminals on the mounting surface.

The invention discloses a hose clamp comprising a strap (10) and a locking assembly (50) connected with the strap (10). The hose clamp is characterized in that the locking assembly (50) comprises a lock body (51) and a locking piece (52) connected with the lock body (51) in sliding and matched manners. The strap (10) comprises a moving end which is arranged in the lock body (51) in a penetrating manner. The moving end (12) is provided with multiple through holes (13). The locking piece (52) selectively extends into or separates from the through holes (13). Through the locking piece and the through holes which are matched with each other, after vibration or long-time use, it is avoided that due to looseness of threads, connection between a hose and a hard pipe is poor, and the hose clamp ishigh in reliability.

Provided are a circuit board, and a method of mounting an electronic component on the circuit board. The circuit board according to an exemplary embodiment of the present invention includes: a pad pattern including a basic pattern and one or more additional patterns connected to the basic pattern, in which the basic pattern includes a region in which a connection terminal of an electronic component is attached by solder, the one or more additional patterns include regions in which the connection terminal of the electronic component is not attached, and the basic pattern includes an exposed side or an exposed point capable of limiting a mounting position so as to prevent the electronic component from exceeding an alignment margin.

A laser scanning device includes a semiconductor laser that emits a laser beam, a laser power detector that detects laser beam power of the semiconductor laser, a reference voltage generator that generates reference voltage for controlling the laser beam power of the semiconductor laser in accordance with a laser power control signal provided from an external device, and a laser driver that compares the reference voltage generated by the reference voltage generator and the laser beam power detected by the laser power detector to control a driving current supplied to the semiconductor laser for emitting the laser beam. The laser scanning device further includes an abnormal condition detector that detects the laser power control signal received by the reference voltage generator. When the detected laser power control signal differs from a predetermined signal, which indicates that the connection between the reference voltage generator and the external device is poor, the abnormal condition detector stops the laser driver from operating.

A brushless motor includes a rotor and a stator. The stator includes yokes and a plurality of teeth. Base ends of the teeth are connected to the yokes, and tip ends of the teeth oppose an outside surface of the rotor with an interval in between. The plurality of teeth include a pair of first teeth connected to both ends of the yokes and second teeth connected to centers of the yokes. The first teeth are connected to the yokes in a first direction, and the second teeth are connected to the yokes in a second direction which is different from the first direction.