SURE-FIRE ELECTRICAL CORPORATION Patent applications |
Patent application number | Title | Published |
20100236814 | HIGH-FREQUENCY DIGITAL A/V CABLE - In high-frequency digital A/V cable having high-frequency signal line sets and low-frequency signal lines arranged in a parallel array, a metal shielding layer is set within an isolation layer inside the outer plastic sheath to surround the two high-frequency signal lines of each high-frequency signal line set for EMI protection, and a metal ground wire is arranged within the outer plastic sheath at one lateral side of the parallel array of the high-frequency signal line sets and low-frequency signal lines in a parallel manner. | 09-23-2010 |
20100084157 | DIGITAL AUDIO VIDEO CABLE - A low-capacitance, interference-free, stretch-prevention and high tensile strength digital audio video cable practical for a long-distance application is disclosed to include an electrical strand formed of multiple high-frequency transmission lines and low-frequency transmission wires and a filler, a tin foil layer surrounding the electrical strand, a braided layer surrounding the tin foil layer, and an outer plastic sheath surrounding the braided layer. Each high-frequency transmission line includes multiple high-frequency transmission wires that are equal in length and arranged in parallel, an insulation layer surrounding the high-frequency transmission wires, two shielding layers surrounding the insulation layer, and a grounding wire set in between the two shielding layers in a middle position relative to the high-frequency transmission wires. | 04-08-2010 |
20090264011 | HIGH FREQUENCY DIGITAL A/V CABLE CONNECTOR AND CABLE ASSEMBLY - A high frequency digital A/V cable connector assembly includes a cable connector, which is connectable to an electronic apparatus and has first and second conducting terminals arranged in two horizontal rows, an adapter board, which has first metal contacts and jumper circuits arranged on the top side for the bonding of the first conducting terminals of the cable connector, second metal contacts arranged on the bottom side for the bonding of the second conducting terminals of the cable connector and respectively electrically connected to the jumper circuits, and bonding contacts electrically connected with the first metal contacts and the jumper circuits, and a cable, which has core wires respectively bonded to the jumper circuits. | 10-22-2009 |
20090260869 | HIGH FREQUENCY DIGITAL A/V CABLE ASSEMBLY - A high frequency digital A/V cable assembly includes a high frequency digital A/V cable, which comprises a plurality of core wires arranged in a parallel array, an insulation layer surrounding each core wire, a shielding layer surrounding the insulation layer at each core wire for isolating electromagnetic interference and an outer plastic sheath surrounding the shielding layer, a high frequency cable connector, and an adapter board electrically connected between the high frequency digital A/V cable and the high frequency cable connector to convert the pin configuration of the high frequency digital A/V cable into match with the high frequency cable connector. | 10-22-2009 |
20090156054 | WALL PLATE ASSEMBLY - A wall plate assembly includes a wall plate having an insertion slot, and a signal adapter that is affixed to the back side of the wall plate and has a HDMI jack attached to the insertion slot of the wall plate for receiving a HDMI plug of a HDMI cable and an adapter module with RJ type module jacks electrically connected to the HDMI jack for the connection of RJ type cables for long distance signal transmission without signal attenuation. | 06-18-2009 |
20090051812 | SIGNAL ADJUSTER - A signal adjuster is disclosed to include a first connector and a second connector respectively connected to a signal source and a video display device, a buffer for buffering a high frequency signal, a signal bandwidth detector connected to the buffer for detecting the continuation condition of the high frequency signal, an adjustable equalizer connected between the buffer and the second connector and connected with the signal bandwidth detector for actively adjusting signal strength of the high frequency signal subject to the detection of the signal bandwidth detector, an amplifier for amplifying the enhanced high frequency signal from the adjustable equalizer, and a driver for driving the second connector to output the amplified high frequency signal from the amplifier to the video display device. | 02-26-2009 |