Abstract: A key structure, including a keycap, a movable mechanism, a support plate, a circuit board, and an indicator light-emitting element. The support plate and the movable mechanism pivotally connected to the support plate are disposed above the circuit board. The circuit board has a groove, and the indicator light-emitting element is embedded in the groove and is aligned with the keycap. The indicator light-emitting element emits light upward. The light may be directly emitted into the movable mechanism and is subsequently emitted outward through a light hole of the keycap.

Abstract: An electronic device test system and method detects a memory serial number of an electronic device. The electronic device test system includes a Macintosh system computer, configured to execute a serial number detection program to detect the memory serial number of the electronic device; and a Windows system computer, configured to execute a serial number comparison program to compare whether the memory serial number of the electronic device satisfies a coding rule. The Macintosh system computer transmits the memory serial number to the Windows system computer by means of an RS232 interface for printing.

Abstract: A keyboard device includes a key switch, a base plate, a connecting element and a replaceable key. The replaceable key includes a coupling plate and a keycap. The connecting element is connected between the coupling plate and the base plate. The coupling plate includes a first sliding part. The keycap includes a second sliding part. When the second sliding part is slid relative to the first sliding part, the keycap is combined with the coupling plate or the keycap is detached from the coupling plate. Consequently, the keycap is easily assembled or disassembled. Moreover, since the connecting element is not touched during the process of disassembling the keycap, the connecting element is not damaged.

Abstract: The present invention provides a luminous keyboard, including: at least one key cap; a support plate; a support component, connected to the key cap and the support plate and capable of guiding the key cap to vertically move relative to the support plate; a thin film circuit board, disposed on the support plate; at least one light emitting component, configured to emit a light ray to the key cap; and a shield, covering the light emitting component, where there is a gap between the shield and the light emitting component, and the shield is provided with a diffraction grating at a position where the light ray passes through the shield.

Abstract: The present invention provides a rotary spraying coating system, configured to evenly form a paint on a surface of a chip connecting plate. The system includes: a plurality of fixtures, where each has a pedestal, an abutting piece, and a rotating axis, and the abutting piece is configured to abut and fix the chip connecting plate to the pedestal, to avoid warping of the chip connecting plate; a conveyor belt, configured to convey the fixtures, wherein the fixtures are connected to the conveyor belt by using the rotating axis and rotate with the rotating axis as an axis center; at least one spraying coating apparatus, configured to spray and coat the paint on the surface of the chip connecting plate; and a control module, configured to control a rotational speed of the fixtures, a movement speed of the conveyor belt, and a spraying coating amount of the at least one spraying coating apparatus.

Abstract: A joystick-type mouse includes a main body and a mode detecting assembly. The main body includes a controlling module. The mode detecting assembly includes a coupling member, a posture sensor and a magnetic field sensor. A pivotal part is located at a first side of the coupling member and pivotally coupled with the main body. A magnetic part is located at a second side of the coupling member. The posture sensor and the magnetic field sensor are disposed within the main body and electrically connected with the controlling module. Consequently, the mouse can be switched to a joystick mode.

Abstract: The present invention relates to a mouse, including a base, a cover plate provided with a hole, a circuit board, a button switch, an elastic cover, and an upper cover. The cover plate covers the base, and the circuit board is disposed on the base and located between the base and the cover plate. The button switch is disposed on the circuit board. The elastic cover covers the button switch, and extends into the hole together with the button switch, so as to prevent the button switch from being exposed out of the hole. The upper cover covers the cover plate, and the upper cover is capable of oscillating relative to the cover plate to abut against the elastic cover, so as to trigger the button switch.

Abstract: A mouse device includes a mouse casing, a circuit board, a first sensing module, a second sensing module and a switching module. The circuit board is disposed within the mouse casing. The first sensing module and the second sensing module are disposed on the circuit board and partially exposed outside the mouse casing. The switching module is partially exposed outside the bottom part of the mouse casing. At least one of the first sensing module and the second sensing module is exposed outside the mouse casing through the switching module. Consequently, a moving resolution of the mouse device is adjustable according to the practical requirements. When both of the first sensing module and the second sensing module are enabled, the moving resolution is further increased.

Abstract: A detachable steering wheel includes a steering wheel body, an electric sleeve, a fixing mechanism, a controlling module and an identifying module. The steering wheel body includes a direction grip and a connection shaft. The connection shaft is inserted into a steering column. Moreover, plural indentations are formed in the connection shaft. The electric sleeve is movably sheathed around the steering column. The fixing mechanism includes plural rolling balls and plural openings. The plural openings are penetrated through the corresponding openings and connected with the corresponding indentations. The controlling module is installed in the steering column and electrically connected with the electric sleeve. The identifying module is installed in the direction grip and electrically connected with the controlling module. Due to these structures, the intelligent anti-theft purpose is achieved.

Abstract: A mouse device includes a casing, a top cover, an adjusting module and a pressing part. The casing is covered by the top cover. The top cover is movable relative to the casing. The top cover includes a saw-toothed plate. The saw-toothed plate is inserted into an inner portion of the casing and contacted with the adjusting module. The pressing part is connected with the adjusting module. When the pressing part is pressed to trigger the adjusting module, the saw-toothed plate is pushed by the adjusting module and the top cover is moved form a first position to a second position. Consequently, a shape of the mouse device is changed. The shape of the mouse device is changeable according to the size of the user's palm.

Abstract: A keyboard device includes plural key structures, a switch circuit board, an elastic cover and a seal element. The switch circuit board includes a hollow region. The elastic cover is disposed on the switch circuit board. The hollow region is covered by the elastic cover, so that a foreign liquid is prevented from entering the switch circuit board. The seal element is disposed on sidewalls of the switch circuit board. Consequently, a sealed region is formed between the switch circuit board and the elastic cover. When the inner gas within the switch circuit board is changed, the elastic cover is subjected to expansion or contraction. Consequently, the switch circuit board is not subjected to deformation in response to the volume change of the inner gas.

Abstract: The present invention relates to a luminous keyboard, including a key, a support plate, a switch circuit board, a light guide plate, and a direct-type light emitting element capable of generating a beam. The support plate is located below the key, and the switch circuit board is disposed on the support plate. The light guide plate is located below the support plate and includes a concave structure, and the concave structure forms a reflective surface inside the light guide plate. The direct-type light emitting element is located below the concave structure. When the beam enters the light guide plate, the beam is reflected by the reflective surface to be fully reflected in the light guide plate, and the light guide plate guides the beam to be projected to a peripheral area of a key.

Abstract: A keyboard device includes plural keys, a supporting plate and a membrane switch circuit member. The membrane switch circuit member includes a first board, a second board, a third board and a fourth board. The first board includes plural first contacts. The second board includes plural second contacts and plural first openings. The third board includes plural third contacts and plural second openings. The fourth board includes plural fourth contacts. The plural first contacts, the plural first openings and the plural third contacts are collaboratively defined as a first key matrix. The plural second contacts, the plural second openings and the plural fourth contacts are collaboratively defined as a second key matrix.

Abstract: A fingerprint identification module is installed in an accommodation space of an electronic device. The fingerprint identification module includes a circuit board, a fingerprint sensor and a resilient fixing plate. The fingerprint sensor is disposed on the circuit board, and detects a fingerprint image of a finger. The resilient fixing plate is located under the circuit board, connected with the circuit board, and contacted with a bottom side of the accommodation space. The resilient fixing plate is subjected to deformation and descended according to the accommodation space. Consequently, the fingerprint identification module installed in the accommodation space.

Abstract: A fingerprint identifying module includes a sensing assembly, a cover and a metal ring. The cover has a protruding portion and the metal ring has an accommodation groove. The protruding portion of the cover is engaged with the accommodation groove of the metal ring so that the metal ring is bonded to the cover. Since no liquid glue is required for bonding the metal ring to the module, the step of baking and solidifying the liquid glue is saved and the manufacturing efficiency of the fingerprint identifying module is improved.

Abstract: A keyboard device includes a circuit board and plural key structures. Each key structure includes a keycap, a hinge element and a base. The hinge element includes a first lateral wing part, a second lateral wing part and a bendable part. The first lateral wing part is connected between the keycap and the base. The second lateral wing part is connected between the keycap and the base. The bendable part is connected between the first lateral wing part and the second lateral wing part. The bendable part is thinner than the first lateral wing part and the second lateral wing part. While the keycap is moved upwardly or downwardly relative to the base, a bending angle of the hinge element and a relative position between the first base shaft and the first receiving hole are changed.

Abstract: A keyboard device includes a light guide plate, a base plate, plural keys and plural surround-type soundproof elements. The base plate is located over the light guide plate. The plural keys are connected with the base plate. The membrane circuit board is arranged between the plural keys and the base plate. The plural surround-type soundproof elements are aligned with the corresponding keys. Each surround-type soundproof element is disposed on the light guide plate, the base plate or the membrane circuit board. While one of the plural keycaps is depressed and moved downwardly relative to the base plate, a sealed space is defined by the corresponding keycap and the corresponding surround-type soundproof element.

Abstract: A keyboard structure includes a keycap, a supporting plate, a connecting element and a clicking element. The keycap has a top surface and a bottom surface. The connecting element is connected with the keycap and the supporting plate. The clicking element is located under the keycap. While the keycap is descended, the clicking element is pressed by the push post and subjected to curvy deformation and then the clicking element is separated from the push post. When the clicking element is elastically restored to an original position to knock on the bottom surface of the keycap, a click sound is generated.

Abstract: A thermosensitive printing device includes a print roller, a printhead module, a printhead pressure adjusting mechanism and a casing. The printhead pressure adjusting mechanism is supported by the casing. When a print medium is transferred through a region between the printhead module and the print roller, the print medium is printed by the printhead module. The printhead pressure adjusting mechanism is located over the printhead module and contacted with the printhead At least a portion of the printhead pressure adjusting mechanism is penetrated through the casing groove and movable within the casing groove according to a width of the print medium. The printhead pressure adjusting mechanism includes an adjusting knob and an identification pattern. When an adjusting knob is rotated, a pressure of the printhead pressure adjusting mechanism applied to the printhead module is adjusted and the pressure is recognized according to the identification pattern.

Abstract: A portable electronic device includes a first casing and a second casing. The first casing includes a first display module. The second casing includes a second display module. The second casing and the first casing are combined together. The second display module includes a micro LED display and an optical fingerprint sensing unit. The optical fingerprint sensing unit is located under the micro LED display.