Patent application number | Description | Published |
20120017193 | LAYOUT SYSTEM AND METHOD OF DIFFERENTIAL PAIR OF PRINTED CIRCUIT BOARD - A layout method of a differential pair generates the differential pair between a differential signal sender and a differential signal receiver in a printed circuit board (PCB). Differential signal is transmitted via two wires. A plurality of vertical lines are created at a breakout section and a trace section of the differential pair. Junctions of the vertical lines and the two wires are defined as pair of points. A first distance between one pin of the differential signal sender and a corresponding point of each pair of points and a second distance between the other pin of the differential signal sender and the other corresponding point of each pair of points are calculated. If a difference between the first distance and the second distance does not fall within an allowable range, the two wires are adjusted. | 01-19-2012 |
20130254730 | LAYOUT SYSTEM AND METHOD OF CREATING DIFFERENTIAL PAIR ON PRINTED CIRCUIT BOARD - A layout method for the creation of a differential pair for the transmission of signals generates a differential pair between a differential signal sender and a differential signal receiver in a layout of a PCB. Differential signals are transmitted via two wires. A plurality of vertical lines are created on the differential pair. Junctions of the vertical lines and the two wires are defined as pairs of points. A first length between one terminal of the differential signal sender and one point of each pair of points and a second length between the other terminal of the differential signal sender and the other point of each pair of points are calculated. If any difference between the first length and the second length does not fall within an allowable range, the lengths of the two wires are adjusted. | 09-26-2013 |
20130285917 | WIRELESS INPUT MODULE AND ELECTRONIC DEVICE USING SAME - A wireless input module includes a wireless keyboard and a mouse. The wireless keyboard includes a processor, and a wireless module, the wireless module is electronically connected to the processor. The mouse is electronically connected to the processor. The processor is operable to receive input signals from the wireless keyboard and the mouse and allow the wireless module to transmit the input signals to an external host. | 10-31-2013 |
20130304413 | COMPUTING DEVICE AND METHOD FOR TESTING ELECTROMAGNETIC COMPATIBLITY OF PRINTED CIRCUIT BOARD - An electromagnetic compatibility (EMC) testing system includes a layout information obtaining module, a script loading module, a script executing module, and a report generating module. The layout information obtaining module obtains layout information of a printed circuit board. The script loading module loads an EMC testing script which includes EMC rules. The script executing module executes the EMC testing script to determine whether the layout information of the printed circuit board complies with the EMC rules. The report generating module generates an EMC report describing whether the layout information of the printed circuit board complies with the EMC rules. | 11-14-2013 |
20130304421 | REMOTE MONITOR SYSTEM - A remote monitor system for monitoring working status of a household electronic device includes a wireless control module, an audio input module, a monitor module, and an audio output module. The wireless control module receives a remote control signal. The audio input module receives a first audio signal. The wireless control module and the audio input module convert the first audio signal and the first audio signal to digital signals respectively. The monitor module receives the digital signals, and output instruction signals to the household electronic device for corresponding operations accordingly. The monitor module detects working status of the household electronic device, and outputs working status signals accordingly. The audio output module receives the working status signals, and converts the working status signals to a second audio signal. | 11-14-2013 |
20130308284 | ELECTRONIC DEVICE WITH PRINTED CIRCUIT BOARD - An electronic device includes a chassis and a printed circuit board secured to the chassis. The printed circuit board includes a base plate, a bottom layer located above the base plate, and a ground plane located above the bottom layer. The bottom layer is located between the base plate and the ground plane; a plurality of copper pins are electrically connected to the base plate and the ground plane through the bottom layer; and the plurality of copper pins, the base plate, and the ground plane cooperatively define a faraday cage and shield the bottom layer from electromagnetic interference. | 11-21-2013 |
20140289688 | METHOD AND SYSTEM FOR TESTING DIRECT CURRENT TRANSMISSION LAYOUT OF PRINTED CIRCUIT BOARD - An system for testing direct current (DC) layout of a printed circuit board, the system includes a layout information obtaining module, a rule loading module, a test script building module, a script executing module, and a report generating module. The layout information obtaining module obtains layout information of the printed circuit board. The rule loading module load DC transmission rules. The test script building module builds a DC transmission test scrip of the printed circuit board according to one of the DC transmission rules. The script executing module executes the DC transmission test script to determine whether the layout information of the printed circuit board complies with the one of the DC transmission rules. The report generating module generates a DC transmission testing report depicting whether the layout information of the printed circuit board complies with the one of the DC transmission rules and displays the testing report. | 09-25-2014 |
20140290981 | PRINTED CIRCUIT BOARD - A printed circuit board includes a board body, a signal transmission line laid in the board body, and a metal bracket attached to the board body. The metal bracket tightly abuts side surfaces of the board body and shields electromagnetic interference of the signal transmission line when the signal transmission line transmits high-speed differential signals. | 10-02-2014 |
20140313687 | PRINTED CIRCUIT BOARD ASSEMBLY - A printed circuit board assembly comprises a PCB and a shielding structure. The PCB comprises a top surface, a bottom surface, a first side surface, a second side surface, a third side surface, and a fourth side surface. A signal transmission line is laid in the top surface. The shielding structure is attached to the PCB and securely contacts the first side surface, the second side surface, the third side surface, and the fourth side surface. Edges of the top surface and the bottom surface are configured to shield EMI in the signal transmission line when transmitting high-speed differential signals. | 10-23-2014 |
20140321078 | DISPLAY DEVICE - A display device includes a top frame, a display, a printed circuit board, and a bottom frame. The top frame includes an anti-EMI cover panel and a securing portion extending from the anti-EMI cover panel. A receiving space is surrounded by the securing portion. The display is mounted in the top frame. The bottom frame includes a bottom panel and a mounting flange extending from the bottom panel. The printed circuit board is mounted on the bottom panel. The mounting flange is received in the receiving spaced and abuts an inner side of the securing portion. The anti-EMI cover panel, the securing portion, and the bottom frame cooperatively define an enclosed space for anti-EMI. | 10-30-2014 |
20140347090 | SYSTEM AND METHOD FOR TESTING LAYOUT OF POWER PIN OF INTEGRATED CHIP ON PRINTED CIRCUIT BOARD - A testing system includes a layout information obtaining module, a first power pin sorting module, a transmission line sorting module, a power pin filtering module, a distance calculating module, a comparing module, and a report generating module. The layout information obtaining module obtains layout information. The first power pin sorting module sorts a power pin from a plurality of pins of a IC. The transmission line sorting module sorts transmission lines. The power pin filtering module filters power pins from a plurality of pins of capacities in same transmission line. The distance calculating module calculates distances between the power pin of the IC and each of the power pins of the capacities. The comparing module compares each of the distances with a threshold distance. The report generating module generates a testing report to depict whether or not the sorted power pins of the IC are qualified. | 11-27-2014 |
20140349718 | WIRELESS SIGNAL CONTROLLING CIRCUIT - A wireless signal controlling circuit includes a control module, a wireless signal circuit, and a frequency-to-voltage converter connected to the wireless signal circuit. The control module includes a switch and a power supply. The power supply is connected to the frequency-to-voltage converter. The switch is used to control the power supply to supply a first voltage for the frequency-to-voltage converter. The frequency-to-voltage converter is used to change the first voltage to a second voltage for the wireless signal circuit. | 11-27-2014 |
20140351776 | DETECTING DEVICE AND METHOD FOR PCB LAYOUT - A detecting device includes an input device, a display, and a computer system. The computer system includes a setting module, a storing module, a detecting module, and a control module. The storing module stores a PCB layout file. The setting module receives detecting parameters inputted by the input device. The detecting module detects the PCB layout file according to the detecting parameters to obtain detecting data corresponding to the detecting parameters. The control module displays a “fail” message on the display if the detecting data does not match standard data. | 11-27-2014 |
20140358501 | METHOD AND SYSTEM FOR MODELING CURRENT TRANSMISSION ON PRINTED CIRCUIT BOARD - A system for modeling current transmission on a printed circuit board (PCB), the system includes a layout information obtaining module, a power setting module, a calculating module and an analyzing module. The layout information obtaining module obtains layout information of the PCB. The power setting module sets output voltages of multiple voltage regulating modules and a variation range of the output voltages. The calculating module builds a current transmission model script of the PCB according to the settings, executes the current transmission model script, and calculates working voltages of the multiple receiving terminals. The analyzing module compares the working voltages of the multiple receiving terminals with voltages of the variation range of the output voltages, and determines whether the layout information of the PCB complies with the design specification. | 12-04-2014 |