Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10382147 | Methods of calibrating a power amplifier system to compensate for envelope amplitude misalignment | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Julian Hildersley +1 more | 2019-08-13 |
| 9571152 | Apparatus and methods for calibration of envelope trackers | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Julian Hildersley +1 more | 2017-02-14 |
| 9294043 | Apparatus and methods for calibrating envelope trackers | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Julian Hildersley +1 more | 2016-03-22 |
| 8989682 | Apparatus and methods for envelope tracking calibration | David Steven Ripley, Sabah Khesbak, Benjamin Bartram, Kevin Lee Cobley, Julian Hildersley +1 more | 2015-03-24 |
| 7504903 | Communication semiconductor integrated circuit device and a wireless communication system | Masumi Kasahara, Hirotaka Osawa | 2009-03-17 |
| 7480345 | Semiconductor integrated circuit for communication, radio-communication apparatus, and transmission starting method | Noriyuki Kurakami, Patrick Wurm, David Freeborough | 2009-01-20 |
| 7433653 | Transmitter and semiconductor integrated circuit for communication | Ryoichi Takano, Kazuhiko Hikasa, Yasuyuki Kimura, Hiroshi Hagisawa, Patrick Wurm +1 more | 2008-10-07 |
| 7386064 | Communication semiconductor integrated circuit device and a wireless communication system | Koichi Yahagi, Ryoji Furuya, Fumiaki Matsuzaki | 2008-06-10 |
| 7313369 | Communication semiconductor integrated circuit and radio communication system | Hirotaka Oosawa, Jiro Shinbo, Noriyuki Kurakami, Masumi Kasahara | 2007-12-25 |
| 7269402 | PLL circuit having a multi-band oscillator and compensating oscillation frequency | Toshiya Uozumi, Satoshi Tanaka, Masumi Kasahara, Hirotaka Oosawa, Yasuyuki Kimura | 2007-09-11 |
| 7263340 | PLL circuit having a multi-band oscillator and compensating oscillation frequency | Toshiya Uozumi, Satoshi Tanaka, Masumi Kasahara, Hirotaka Oosawa, Yasuyuki Kimura | 2007-08-28 |
| 7248842 | Wireless communication apparatus having a phase control loop shared by first and second modulation modes and an amplitude control loop | Ryoichi Takano, Kazuhiko Hikasa, Yasuyuki Kimura, Hiroshi Hagisawa, Patrick Wurm +1 more | 2007-07-24 |
| 7230997 | Semiconductor integrated circuit for communication, radio-communications apparatus, and transmission starting method | Noriyuki Kurakami, Patrick Wurm, David Freeborough | 2007-06-12 |
| 7148764 | Communication semiconductor integrated circuit device and a wireless communication system | Masumi Kasahara, Hirotaka Osawa | 2006-12-12 |
| 7116950 | Direct-conversion transmitting circuit and integrated transmitting/receiving circuit | Satoshi Tanaka, Masamichi Tanabe, Yasuyuki Okuma, Taizo Yamawaki, Koichi Yahagi +1 more | 2006-10-03 |
| 7103337 | PLL circuit having a multi-band oscillator and compensating oscillation frequency | Toshiya Uozumi, Satoshi Tanaka, Masumi Kasahara, Hirotaka Oosawa, Yasuyuki Kimura | 2006-09-05 |
| 7085544 | Transmitter having a phase control loop whose frequency bandwidth is varied in accordance with modulation modes | Ryoichi Takano, Kazuhiko Hikasa, Yasuyuki Kimura, Hiroshi Hagisawa, Patrick Wurm +1 more | 2006-08-01 |
| 7082290 | Communication semiconductor integrated circuit, a wireless communication apparatus, and a loop gain calibration method | Ryoichi Takano, Kenji Toyota, Patrick Wurm, David Freeborough | 2006-07-25 |
| 7072625 | Antenna circuitry | David Freeborough, Patrick Wurm | 2006-07-04 |
| 7020444 | High frequency semiconductor integrated circuit and radio communication system | Jiro Shinbo, Hirotaka Oosawa, Noriyuki Kurakami, Masumi Kasahara | 2006-03-28 |
| 6912380 | PLL circuit and wireless mobile station with that PLL circuit | Taizo Yamawaki, Satoshi Tanaka, Norio Hayashi, Kazuo Watanabe | 2005-06-28 |
| 6900700 | Communication semiconductor integrated circuit and radio communication system | Hirotaka Oosawa, Jiro Shinbo, Noriyuki Kurakami, Masumi Kasahara | 2005-05-31 |