Patents Assigned to Micro Mobio Inc.
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Patent number: 7508261Abstract: A system of compatible modules includes a radio frequency (RF) module with a power amplifier configured to produce an amplified RF signal at an output RF terminal; and a first row of pads and a first column of pads intersecting at a corner pad of the module, and wherein the corner pad is coupled to the output RF terminal.Type: GrantFiled: August 30, 2006Date of Patent: March 24, 2009Assignee: Micro-Mobio, Inc.Inventors: Ikuroh Ichitsubo, Kanya Kubota, Masaya Kuwano, Koshiro Matsumoto
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Patent number: 7477108Abstract: An integrated power amplifier (PA) module formed on a substrate includes a first cluster of transistor cells positioned in a first portion of the substrate; a second cluster of transistor cells positioned in a second portion of the substrate and spaced apart from the first portion; and a combiner coupled to the first and second clusters to combine the output of the first and second clusters.Type: GrantFiled: July 14, 2006Date of Patent: January 13, 2009Assignee: Micro Mobio, Inc.Inventors: Ikuroh Ichitsubo, Masaya Kuwano, Koshiro Matsumoto
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Patent number: 7477204Abstract: Systems and methods are disclosed to transmit and receive radio frequency (RF) signals by providing a plurality of high gain, highly directional antennas on a multi-layer printed circuit board; using a processor to gate RF signals from each antenna and to select an antenna transmission pattern based on antenna turned on or the combination of a number of antennas turned on, among others.Type: GrantFiled: December 30, 2005Date of Patent: January 13, 2009Assignee: Micro-Mobio, Inc.Inventors: Teng-Chi Lin, Ikuroh Ichitsubo, Guan-Wu Wang, Weiping Wang
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Patent number: 7389090Abstract: Systems and methods are disclosed for a wireless communications device for receiving wireless electronic signals including first wireless electronic signals at a first frequency and second wireless electronic signals at a second frequency. The wireless communications device includes an antenna adapted to convert the wireless electronic signals into input electronic signals, and an amplifier coupled to the antenna, said amplifier being capable of amplifying the input electronic signals to produce amplified electronic signals and a diplexer adapted to receive the amplified electronic signals and selectively output one of the first electronic signals at the first frequency and the second electronic signals at the second frequency.Type: GrantFiled: October 25, 2004Date of Patent: June 17, 2008Assignee: Micro Mobio, Inc.Inventors: Kanya Kubota, Ikuroh Ichitsubo
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Patent number: 7262677Abstract: Systems and methods are disclosed for a frequency filtering circuit for wireless communications that includes a first resonator circuit comprising a first transmission line and a first capacitor coupled to the first transmission line and a second resonator circuit in parallel to the first resonator circuit, said second resonator circuit comprising a second transmission line and a second capacitor coupled to the second transmission line. A coupling circuit couples the first resonator circuit and the second resonator circuit.Type: GrantFiled: October 25, 2004Date of Patent: August 28, 2007Assignee: Micro-Mobio, Inc.Inventors: Kanya Kubota, Ikuroh Ichitsubo
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Patent number: 7254371Abstract: Systems and methods are disclosed for sharing a network with two switching devices forming a single pole double throw (SPDT) switch. Two SPDT switches can also be used in a double pole double throw (DPDT) configuration that shares a network, thus reducing component count and die size.Type: GrantFiled: August 16, 2004Date of Patent: August 7, 2007Assignee: Micro-Mobio, Inc.Inventors: Shinsuke Inui, Ikuroh Ichitsubo
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Patent number: 6847262Abstract: A power amplifier module for amplifying radio frequency signals includes first, second, third and fourth corner ground pads positioned at each corner of the power amplifier module; a radio frequency input pad positioned between the first and second corner ground pads; a radio frequency output pad positioned between the third and fourth corner ground pads; and a power amplifier circuit centrally positioned on the power amplifier module, the power amplifier having an input coupled to the radio frequency input pad and an output coupled to the radio frequency output pad.Type: GrantFiled: June 14, 2004Date of Patent: January 25, 2005Assignee: Micro Mobio Inc.Inventors: Ikuroh Ichitsubo, Guan-Wu Wang, Weiping Wang
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Patent number: 6774718Abstract: A power amplifier module for amplifying radio frequency signals includes a radio frequency power amplifier including one or more semiconductor transistors, adapted to receive an input radio frequency signal and power control signals, and to output an amplified radio frequency signal. The power amplifier module is integrated with input and output impedance matching networks and a power sensor that is adapted to receive the amplified radio frequency signal and to output a signal indicating the power output level of the power amplifier module. The power amplifier module also includes control logic in accordance to at least one of the qualities and the power level of the amplified radio frequency signal.Type: GrantFiled: March 9, 2003Date of Patent: August 10, 2004Assignee: Micro Mobio Inc.Inventors: Ikuroh Ichitsubo, Guan-Wu Wang, Weiping Wang