Abstract: A radio frequency receiving device with automatic gain control includes a filtering module, a radio frequency processing module, a controlling unit and a displaying unit. The filtering module is configured to filter a radio frequency signal to generate a filtered signal. The radio frequency processing module includes an amplifier, a detecting circuit and an automatic gain control circuit. The amplifier amplifies the filtered signal to generate a radio frequency output signal. The detecting circuit detects the filter signal to generate a detected signal. The controlling unit generates at least one intensity signal according to the detected signal, and judges the detected signal to generate an automatic gain control signal. The automatic gain control circuit controls the radio frequency output signal according to the automatic gain control signal. The displaying unit turns on or off a plurality of light emitters according to the at least one intensity signal.

Abstract: A radio frequency receiving device with automatic gain control includes a filtering module, a radio frequency processing module, a controlling unit and a displaying unit. The filtering module is configured to filter a radio frequency signal to generate a filtered signal. The radio frequency processing module includes an amplifier, a detecting circuit and an automatic gain control circuit. The amplifier amplifies the filtered signal to generate a radio frequency output signal. The detecting circuit detects the filter signal to generate a detected signal. The controlling unit generates at least one intensity signal according to the detected signal, and judges the detected signal to generate an automatic gain control signal. The automatic gain control circuit controls the radio frequency output signal according to the automatic gain control signal. The displaying unit turns on or off a plurality of light emitters according to the at least one intensity signal.

Abstract: Systems and methods for a profile-modeling cable clip for sealing airflow in an Information Handling System (IHS) chassis. In some embodiments, a profile-modeling cable clip for sealing airflow in an IHS chassis may include a base and a plurality of comb teeth coupled to the base via spring elements, where each of the comb teeth is independently compressible.

Abstract: Systems and methods for a profile-modeling cable clip for sealing airflow in an Information Handling System (IHS) chassis. In some embodiments, a profile-modeling cable clip for sealing airflow in an IHS chassis may include a base and a plurality of comb teeth coupled to the base via spring elements, where each of the comb teeth is independently compressible.

Abstract: An antenna kit includes: main and auxiliary antenna units to be disposed respectively on first and second dielectric substrates; and two connecting units. The main antenna unit includes two main radiating modules which are symmetrical with respect to a first axis, and each of which includes a main feed point, a main radiating portion and an extending portion. The auxiliary antenna unit is symmetrical with respect to a second axis, and includes two auxiliary feed points, two auxiliary radiating portions and a connecting portion. Each connecting unit is capable of being assembled such that the main radiating portion of a respective main radiating module and a respective auxiliary radiating portion are connected via the assembled connecting unit.

Abstract: An antenna kit includes: main and auxiliary antenna units to be disposed respectively on first and second dielectric substrates; and two connecting units. The main antenna unit includes two main radiating modules which are symmetrical with respect to a first axis, and each of which includes a main feed point, a main radiating portion and an extending portion. The auxiliary antenna unit is symmetrical with respect to a second axis, and includes two auxiliary feed points, two auxiliary radiating portions and a connecting portion. Each connecting unit is capable of being assembled such that the main radiating portion of a respective main radiating module and a respective auxiliary radiating portion are connected via the assembled connecting unit.

Abstract: A blue tooth hand free transmission assembly, comprises a blue tooth mobile phone having blue tooth transmission function, a blue tooth hand free transmission device capable of being connected to the blue tooth mobile phone through blue tooth protocol; and sound and data from the blue tooth mobile phone being transferred through the blue tooth hand free transmission device wirelessly; and a car used stereo for receiving wireless signals and data from the blue tooth hand free transmission device; the sound being played through a trumpet and displayed on a display screen. The blue tooth hand free transmission assembly comprises a power input; a central processing unit for data processing; a blue tooth transmission unit capable of being connected to the blue tooth mobile phone through an antenna; and an electric wave transmission unit wirelessly connected to the car used stereo through an antenna.

Abstract: A communication device for connecting a blue tooth handset to an indoor phone comprises a blue tooth handset being a wireless mobile handset and having a blue tooth transmission module; an indoor phone connected to a wired phone system; an integrating device arranged to a front end of a phone wire of the indoor phone, namely, between the phone wire and the indoor phone; the integrating device having a blue tooth transmission module which can be wirelessly transmitted to the blue tooth handset after matching the blue tooth specification; and the communication of the blue tooth handset can be converted to the indoor phone through the integrating device. The incoming phone call to the mobile phone can be transferred to the indoor phone, while the incoming phone call to the indoor phone still receives by the indoor phone without lose. Furthermore, the indoor phone can know that the mobile phone has entered the searching range so as to be connected thereto.

Abstract: A decorative toolbox includes a box body and a lid, and the box body and lid separately have a connecting member disposed at a corresponding edge of a rear side; and the box body fixes different tools into latch grooves of a disposing baseboard, and a corresponding side of the connecting member has a latch groove, and the bottom board has a support hole. The lid includes a containing space, a frame and a hook, and the containing space is disposed at an external surface of the lid for containing a corresponding ornament. The toolbox is an ornament hung on a wall of a room to decorate the interior environment, and the photo or picture can be changed according to personal moods, seasons or holidays, and the toolbox can facilitate the access and storage of tools.

Abstract: The present invention discloses a cup cover structure, which comprises at least one light emitting device or sound amplifier disposed around the periphery of a circular cover, and a control circuit disposed inside the circular cover for controlling the light emitting device or sound amplifier, and the control circuit is connected to a switch, such that when the cup cover structure is in use, the circular cover is sheathed around a cup, and the switch is turned on, and the control circuit drives the light emitting device to emit light or the sound amplifier to emit sound or simultaneously emit light and sound as to give more fun to children and attract their attention and curiosity as well as encourage them to drink more water.

Abstract: The desired results are advantageously achieved by providing an expansion card retention mechanism used for retaining an expansion card in a computer system, wherein the expansion card retention mechanism comprises a latch connected to a main body of the computer system by a hinge at a bottom of the latch. The latch further comprises a prominence at a top of the latch. While the prominence is pushed and the latch is opened, the expansion card can be released and while the latch is rotated toward the expansion card and the prominence is engaged in a notch at the main body of the computer system, the expansion card is retained. The latch is preferably made of a plastic material and in a shape similar to a question mark “?”.

Abstract: A coupling unit for a bicycle head tube of includes a hollow bowl, and a bearing received in the bowl and having an annular inner wall that is indented to form an annular step. The annular step has an annular riser with a riser face that extends axially of the annular inner wall, and an annular tread with a tread face that extends radially and inwardly from the riser face. A cap has annular upper and lower flanges. The upper flange is disposed over the annular inner wall of the bearing. The lower flange radially reduces from the upper flange and extends fittingly into the bearing. The lower flange has an annular peripheral wall face that complements and that is in face-to-face contact with the riser face, and an annular bottom end face that extends radially and inwardly from the peripheral wall face and that complements and that is in face-to-face contact with the tread face.

Abstract: A motherboard module includes a motherboard, a backboard, and a modular mechanism. The modular mechanism for fast assembly and disassembly of a motherboard includes an upright, an upstanding structure, and a fastener. The upstanding structure is used for positioning the motherboard. Since the upstanding structure is perpendicularly attached to the back edge of the motherboard and the backboard is adhered to one surface of the upstanding structure, the fastener presses and engages the backboard so that the upright clinches the slit in the motherboard and the motherboard is thus secured.

Abstract: A hard disk retention bracket adapted for a computer system is disclosed. The hard disk retention bracket comprises a base panel, the first side panel and the second side pane. The base panel includes a V-shaped opening. The uprising hook on the bottom base of the housing hooks the hard disk retention bracket by transpiercing the V-shaped opening. The first side panel is connected to a first side of the base panel. The second side panel is connected to a second side of the base panel. The first side panel and the second side panel are parallel and facing to each other. The front door comprises a latch, near the second side panel, controlled by a sliding bottom. The latch is locked in the notch of the second side panel, while the sliding bottom is released. The latch is removed from the notch and the front door can be opened while the sliding bottom is pushed. The front door further comprises an extension, which extends from the front door toward the rear end and parallel to the base panel.

Abstract: A modular stack device with at least one stack module is disclosed. The stack module comprises a U-shaped member, a mounting pad, a mounting stud, and a positioning component. The U-shaped member is for holding a casing and has an upper wall, a bottom wall, and a side wall. The mounting pad is disposed on the exterior of the bottom wall and a mounting stud is disposed on the exterior of the upper wall, wherein the mounting stud is opposite to the mounting pad. The positioning component is formed on the side wall and used for positioning the U-shaped member. Several stack modules of the modular stack device can stack a number of casings, by inserting the mounting studs to the mounting pads, respectively.

Abstract: A wireless mobile telephone capable of remitting picking up of an earphone in use-but combining with car hi-fi speakers, which mobile telephone applies an infrared transmission principle or a radio transmission principle to transmit its received and emitting signals to a car hi-fi set. Therefore, the car speakers can broadcast the sound of the other side of the mobile phone call in remitting picking up of the earphone. In this way, the mobile telephone not only has the advantage of remitting picking up of the earphone, but also can be extremely convenient in use by having no connecting wire between the mobile telephone and the car hi-fi set.

Abstract: A battery means for hand held electronic devices includes a device body with an elongated chamber which has an end opening and an elongated flange means, and an elongated battery packet moveable in the chamber through the end opening and is able to nest in the chamber securely because of the elongated flange means. The battery packet is an independent and self-contained unit houses a battery inside. The battery packet has a plurality of second contacts to couple with the battery and to engage with a plurality of first contacts located in the chamber to transmit electric power.

Abstract: Improved battery chamber contacts for handheld electronic devices include a plurality of longitudinally aligned and differently spaced battery contacts located on a lateral side of an elongated battery packet. The battery packet is housed in an elongated battery chamber in an electronic device. The battery chamber has chamber contacts mating and engageable with the battery contacts. Electronic coupling between the battery packet and the chamber will be established only when all mating contacts between the battery contacts and the chamber contacts are engaged.