Abstract: A keyboard equipped with multipoint press positions comprises at least a baseboard, a keycap assembly and a command trigger assembly. The keycap assembly includes a support frame to hold a plurality of keycaps. The command trigger assembly includes a command circuit board and a plurality of elastic switches. The command circuit board includes a plurality of trigger portions corresponding to the keycaps and triggered by the keycaps, and at least one primary command circuit electrically connected to each trigger portion. The elastic switches are corresponding to and depressible by the keycaps to trigger the trigger portions. Each elastic switch includes a base and a primary movement portion, a first secondary movement portion and a second secondary movement portion that are respectively corresponding to a primary trigger switch and at least two secondary trigger switches of the trigger portions. The keyboard thus formed can provide higher press sensitivity.

Abstract: A keyboard equipped with multipoint press positions comprises at least a baseboard, a keycap assembly and a command trigger assembly. The keycap assembly includes a support frame to hold a plurality of keycaps. The command trigger assembly includes a command circuit board and a plurality of elastic switches. The command circuit board includes a plurality of trigger portions corresponding to the keycaps and triggered by the keycaps, and at least one primary command circuit electrically connected to each trigger portion. The elastic switches are corresponding to and depressible by the keycaps to trigger the trigger portions. Each elastic switch includes a base and a primary movement portion, a first secondary movement portion and a second secondary movement portion that are respectively corresponding to a primary trigger switch and at least two secondary trigger switches of the trigger portions. The keyboard thus formed can provide higher press sensitivity.

Abstract: An illuminated keyboard is equipped with a thin key module which includes a support frame with multiple keycap installation apertures and multiple keycaps corresponding to the keycap installation apertures. Each keycap has at least three movable arms each is connected between the first wall of one side of the keycap and the second wall of the keycap installation aperture. The support frame, keycaps and movable arms are integrally formed by injection. The movable arm has a first connecting section connected to the keycap and a second connecting section connected to the first connecting section at a first bend spot. The second connecting section is extended between the keycap and support frame and connected to the keycap installation aperture. In the illuminated keyboard, light is generated by a lighting unit and transmitted through a light guide plate or light guide circuit board to project to the keycaps for illumination.

Abstract: A keyboard equipped with light emitting structure comprises a plurality of keycap portions and a light guide command circuit board which includes an upper light guide plate, a lower light guide plate and a middle plate located between the upper and lower light guide plates. The upper and lower light guide plates have respectively an upper trigger portion and a lower trigger portion at one side facing the middle plate. The middle plate has a hollow zone corresponding to the upper and lower trigger portions, a plurality of coupling portions corresponding to the keycap portion and a plurality of apertures. The upper light guide plate also has an upper mask layer at one side facing the keycap portion and having a transparent zone. The command circuit board receives light from a light emitting unit and transmits the light to illuminate the keycap portion through the transparent zone.

Abstract: An illuminated keyboard is equipped with a thin key module which includes a support frame with multiple keycap installation apertures and multiple keycaps corresponding to the keycap installation apertures. Each keycap has at least three movable arms each is connected between the first wall of one side of the keycap and the second wall of the keycap installation aperture. The support frame, keycaps and movable arms are integrally formed by injection. The movable arm has a first connecting section connected to the keycap and a second connecting section connected to the first connecting section at a first bend spot. The second connecting section is extended between the keycap and support frame and connected to the keycap installation aperture. In the illuminated keyboard, light is generated by a lighting unit and transmitted through a light guide plate or light guide circuit board to project to the keycaps for illumination.

Abstract: A keycap module fabricated by integrated injection includes a support frame which has a plurality of interlaced rims to define a plurality of keycap installation apertures. Each keycap installation aperture holds a keycap which has four sides and four corners. Each side of the keycap and each rim of the support frame have respectively a first wall and a second wall bridged by a movable arm. The keycaps, movable arms and support frame are integrally formed by injection. Each movable arm has a fist connecting section connected to one corner of the keycap and a second connecting section connected to the first connecting section at a first bend spot. The second connecting section is extended towards a neighboring corner of the keycap and connected to one rim of the support frame.

Abstract: A keyboard equipped with illuminated keycaps mainly includes a keyboard portion and a plurality of lighting units. The keyboard portion includes a circuit board with a plurality of keyboard command portions, a plurality of keycaps respectively corresponding to the keyboard command portions and a plurality of elastic support members located between the circuit board and keycaps are depressed by the keycaps to trigger the keyboard command portions. The keycaps and elastic support members form a light emitting zone. The lighting units correspond respectively to each of the keycaps. Each of the lighting units includes a light emitting chip located on the circuit board, a package layer covering the light emitting chip and a light mask layer locally disposed on the package layer to mask light from the light emitting chip towards the abutting keycap such that the light is confined to generate illumination merely in the light emitting zone.

Abstract: A thin illuminated keyboard comprises at least one keycap, an upper light guide plate and a lower light guide plate. The upper and lower light guide plates have respectively a first light guide layer and a second light guide layer opposing each other. The first and second light guide layers have respectively a first circuit layer and a second circuit layer laid on the opposing surfaces thereof. The first and second light guide layers also have respectively a first mask layer and a second reflection layer on the sides opposite to the first and second circuit layers to form an optical passage therebetween. The first mask layer has at least one light penetration zone receiving light from the optical passage. The light is transmitted and confined in the optical passage between the first and second light guide layers, and condensed to project to the keycap through the light penetration zone.

Abstract: An illuminated keyboard providing high and uniform luminosity includes a keyboard portion and at least one light guide element. The keyboard portion includes a plurality of key units and a substrate to hold the key units. The key units are arranged in parallel rows each having multiple key units to form a key unit assembly. The key unit assembly is spaced from the substrate to form a vertical projection space, and any two neighboring key unit assemblies form a horizontal mounting space. The light guide element includes a light guide portion located in the horizontal mounting space and two light projecting portions located in the vertical projection space. Each light projecting portion has at least one transparent zone to project light transmitted by the light guide portion into the vertical projection space to provide uniform luminosity for the key unit assembly.

Abstract: A reinforcing structure for a slim keyboard includes a baseboard with a plurality of coupling portions, a top board including at least one opening and connecting to the baseboard, and at least one keyboard portion coupling with one coupling portion and movable within the opening of the top board and against the a circuit board to form a depressing movement and generate a key command signal. The baseboard has a reinforcing portion extended vertically upwards from one end thereof via a first bending line, and the reinforcing portion has a connecting portion extended horizontally outwards from one end thereof via a second bending line. The connecting portion and top board have respectively at least one fastening hole and fastening portion that are run through by a fastening element for fastening. The reinforcing structure thus formed improves stroke feedback feeling, makes the keyboard lighter, and reduces assembly process and cost.

Abstract: A local lighting keyboard includes a baseboard, a plurality of keycaps movable up and down against the baseboard, and a circuit board located between the baseboard and the keycaps that is depressible by the keycaps in the up and down movement to output corresponding signals. A mask is provided beneath the keycaps that has a light permeable zone and an impermeable zone, and at least one light source located below a lower surface of the mask. The light source emits light which is transmitted below the mask and passes through the permeable zone to project upwards outside the keyboard. Thus locations of the keycaps are easier to distinguish and keystroke accuracy improves.

Abstract: A control method is to generate flickering color-light alteration of an illuminated keyboard which includes a plurality of keys depressed to provide at least one key-in signal, a plurality of backlight units and a control unit. The illuminated keyboard is divided into a plurality of illumination zones according to the backlight units. The control method includes steps of: first, setting multiple different illumination times corresponding to the backlight units through the control unit; next, detecting the key-in signal not being generated over a preset time or detecting the key-in signal matching a working condition to activate the control unit; and sending out a driving signal respectively by the control unit within the illumination time to the corresponding backlight units to generate illumination asynchronously in the illumination zones.

Abstract: A local lighting keyboard includes a baseboard, a plurality of keycaps movable up and down against the baseboard, and a circuit board located between the baseboard and the keycaps that is depressible by the keycaps in the up and down movement to output corresponding signals. A mask is provided beneath the keycaps that has a light permeable zone and an impermeable zone, and at least one light source located below a lower surface of the mask. The light source emits light which is transmitted below the mask and passes through the permeable zone to project upwards outside the keyboard. Thus locations of the keycaps are easier to distinguish and keystroke accuracy improves.

Abstract: An illuminated keyboard provided distinguishable key locations includes a keyboard portion and a luminous portion. The keyboard portion includes a baseboard and a plurality of rows of keycaps located on the baseboard. The keycaps and the baseboard are bridged by a plurality of moving mechanisms. The keycaps are movable up and down against the baseboard through the moving mechanisms. The keycaps on neighboring rows are spaced by a first gap. The neighboring keycaps on each row are spaced by a second gap. The luminous portion is located between the keycaps and the baseboard and has a plurality of first lighting sections corresponding to the first gap and a plurality of second lighting sections corresponding to the second gap. The second lighting section has two ends connecting to two adjacent first lighting sections. Thus luminosities of the keycaps and the first and second gaps are different to facilitate distinguishing of the locations of the keys.

Abstract: A thin illuminated keyboard comprises at least one keycap, an upper light guide plate and a lower light guide plate. The upper and lower light guide plates have respectively a first light guide layer and a second light guide layer opposing each other. The first and second light guide layers have respectively a first circuit layer and a second circuit layer laid on the opposing surfaces thereof. The first and second light guide layers also have respectively a first mask layer and a second reflection layer on the sides opposite to the first and second circuit layers to form an optical passage therebetween. The first mask layer has at least one light penetration zone receiving light from the optical passage. The light is transmitted and confined in the optical passage between the first and second light guide layers, and condensed to project to the keycap through the light penetration zone.

Abstract: A keyboard assembly comprises a microphone, a keyboard main body and an assembling unit. The microphone has a ball on a distal end thereof. The keyboard main body has a top cover with a rear plate and has a rounded hole on the real plate. The assembling unit has a ball mount corresponding to the rounded hole and receiving the ball therein. The assembling member is locked to the keyboard main body by a plurality of screws.