Source: http://www.google.ca/patents/US9614476
Timestamp: 2017-12-16 17:08:20
Document Index: 656214124

Matched Legal Cases: ['Application No. 12725911', 'Application No. 12725911', 'Application No. 14162682', 'Application No. 14162682', 'Application No. 11720630', 'Application No. 11720630', 'Application No. 14190851', 'Application No. 12794149', 'Application No. 14190851', 'Application No. 201210596632', 'Application No. 201280007941', 'Application No. 201180030273', 'Application No. 201180067293', 'Application No. 201280026559', 'Application No. 201280042523', 'Application No. 201280052694', 'Application No. 201280052739', 'Application No. 201380039592', 'Application No. 12725911', 'Application No. 201180030273']

Patent US9614476 - Group delay calibration of RF envelope tracking - Google Patents
An RF communications system, which includes an RF power amplifier, an envelope tracking power supply, and supply control circuitry, is disclosed. The RF communications system operates in one of a normal operation mode and a calibration mode. During the calibration mode, the RF power amplifier receives...http://www.google.ca/patents/US9614476?utm_source=gb-gplus-sharePatent US9614476 - Group delay calibration of RF envelope tracking
Publication number US9614476 B2
Application number US 14/789,464
Also published as US20160006398
Publication number 14789464, 789464, US 9614476 B2, US 9614476B2, US-B2-9614476, US9614476 B2, US9614476B2
Original Assignee Qorvo Us, Inc.
Patent Citations (467), Non-Patent Citations (252), Classifications (11), Legal Events (2)
US 9614476 B2
US5339041 6 Jul 1993 16 Aug 1994 The Boeing Company High efficiency power amplifier
US6646501 25 Jun 2002 11 Nov 2003 Nortel Networks Limited Power amplifier configuration
US6686727 8 Apr 2003 3 Feb 2004 Advanced Energy Industries, Inc. Method for power conversion using combining transformer
US7026868 * 20 Nov 2003 11 Apr 2006 Northrop Grumman Corporation Variable supply amplifier system
US7064606 5 Mar 2004 20 Jun 2006 Andrew Corporation High efficiency amplifier and method of designing same
US7453711 18 Mar 2005 18 Nov 2008 Rohm Co., Ltd. Step-up power supply unit and portable apparatus utilizing the same
US7917105 14 Jun 2010 29 Mar 2011 Quantance, Inc. RF power amplifier controller circuit with compensation for output impedance mismatch
US8358113 4 Aug 2009 22 Jan 2013 Richtek Technology Corp. Current balance in a multi-phase power converter with constant on-time control
US8364101 10 Mar 2010 29 Jan 2013 Fujitsu Limited Amplifying device and transmitter apparatus
US8446135 24 Feb 2012 21 May 2013 Richtek Technology Corp. Control circuit and method for a ripple regulator system
US8692527 * 4 Sep 2008 8 Apr 2014 Efore Oyj Method and arrangement for efficiently generating current with a high rate of change
US20020125869 9 Mar 2001 12 Sep 2002 Groom Terry J. Self-clocking multiphase power supply controller
US20020176188 25 May 2001 28 Nov 2002 Infineon Technologies N.A. Inc. Offset cancellation of charge pump based phase detector
US20050184713 22 Dec 2004 25 Aug 2005 Ming Xu Two-stage voltage regulators with adjustable intermediate bus voltage, adjustable switching frequency, and adjustable number of active phases
US20050208907 18 Mar 2004 22 Sep 2005 Ryo Yamazaki Detecting and maintaining linearity in a power amplifier system through envelope power comparisons
US20050258891 18 May 2005 24 Nov 2005 Tomoyuki Ito Power supply apparatus provided with regulation function
US20060114069 22 Aug 2005 1 Jun 2006 Hiroaki Kojima Phase-locked loop circuit
US20060270366 24 May 2005 30 Nov 2006 Dmitriy Rozenblit Dual voltage regulator for a supply voltage controlled power amplifier in a closed power control loop
US20070008757 14 Jun 2004 11 Jan 2007 Hiroshi Usui Synchronous commutation dc-dc converter
US20070054635 8 Sep 2005 8 Mar 2007 Black Greg R Wireless transmitter having polar loop controller with current feedback and methods
US20080157745 19 Nov 2007 3 Jul 2008 Fujitsu Limited Circuit system, circuit unit, power supply unit, and power supply method
US20090015229 14 Jul 2007 15 Jan 2009 Kotikalapoodi Sridhar V Bi-directional DC power converter
US20090015299 8 Jul 2008 15 Jan 2009 Matsushita Electric Industrial Co., Ltd. Output circuit
US20090039947 8 Aug 2007 12 Feb 2009 Advanced Analogic Technologies, Inc. Time-Multiplexed-Capacitor DC/DC Converter with Multiple Outputs
US20090140706 22 Sep 2008 4 Jun 2009 System method and apparatus for a multi-phase dc-to-dc converter
US20090326624 3 Jul 2008 31 Dec 2009 Medtronic, Inc. Multi-mode switched capacitor dc-dc voltage converter
US20100027301 31 Jul 2008 4 Feb 2010 Motorola, Inc. Band-pass current mode control scheme for switching power converters with higher-order output filters
US20100181973 25 Mar 2008 22 Jul 2010 Austriamicrosystems Ag Voltage Converter with Connected Capacitors and Device for the Compensation of the Capacitors Voltages
US20110084756 16 Oct 2009 14 Apr 2011 Dialog Semiconductor Gmbh Reduced capacitor charge-pump
US20110148385 22 Dec 2009 23 Jun 2011 Fairchild Semiconductor Corporation Selectively activated three-state charge pump
US20110193629 30 Dec 2010 11 Aug 2011 Zhaozheng Hou Tracking power supply, method for controlling power supply, and communication apparatus
US20110304400 10 Jun 2011 15 Dec 2011 Harman International Industries, Incorporated High efficiency balanced output amplifier system
US20120032658 20 Oct 2011 9 Feb 2012 Micrel, Inc. Buck-Boost Converter Using Timers for Mode Transition Control
US20120049818 31 Aug 2010 1 Mar 2012 Texas Instruments Incorporated Switching method to improve the efficiency of switched-mode power converters employing a bridge topology
US20120212197 15 Feb 2012 23 Aug 2012 Iowa State University Research Foundation, Inc. System and Method for Providing Power Via a Spurious-Noise-Free Switching Device
US20120249103 1 Apr 2011 4 Oct 2012 Maxim Integrated Products, Inc. Systems and methods for integrated switch-mode dc-dc converters for power supplies
US20120274235 23 Sep 2011 1 Nov 2012 Green Solution Technology Co., Ltd. Power Converting Circuit and Converting Controller
US20130034139 * 7 Feb 2012 7 Feb 2013 Rf Micro Devices, Inc. Group delay calibration method for power amplifier envelope tracking
US20130038305 27 Apr 2011 14 Feb 2013 St-Ericsson Sa Direct Current Voltage Conversion Circuit
US20130231069 * 27 Feb 2013 5 Sep 2013 Quantance, Inc. Envelope Tracking Power Amplifier System with Delay Calibration
US20140042999 9 Aug 2013 13 Feb 2014 Texas Instruments Incorporated Switched mode assisted linear regulator with ac coupling with capacitive charge control
US20140184334 * 14 Mar 2013 3 Jul 2014 Peregrine Semiconductor Corporation Optimization Methods for Amplifier with Variable Supply Power
US20140285164 18 Nov 2013 25 Sep 2014 Fujitsu Limited Power supply device and semiconductor integrated circuit device
US20150270806 19 Feb 2015 24 Sep 2015 Peregrine Semiconductor Corporation Bias Control for Stacked Transistor Configuration
CN1076567A 13 Feb 1993 22 Sep 1993 莫托罗拉公司 High efficiency dual mode power amplifier apparatus
CN1592089A 19 Aug 2004 9 Mar 2005 株式会社瑞萨科技 Amplifier and radio frequency power amplifier using the same
CN102403967A 14 Sep 2010 4 Apr 2012 孙茂友 High-accuracy complementary metal oxide semiconductor (CMOS) single-end-input to differential-output converter
JP2010166157A Title not available
5 Advisory Action for U.S. Appl. No. 13/689,883, mailed Mar. 4, 2016, 3 pages.
6 Advisory Action for U.S. Appl. No. 13/689,922, mailed Dec. 18, 2015, 3 pages.
7 Advisory Action for U.S. Appl. No. 13/714,600, mailed Dec. 16, 2016, 3 pages.
8 Advisory Action for U.S. Appl. No. 13/714,600, mailed Mar. 14, 2016, 3 pages.
9 Advisory Action for U.S. Appl. No. 13/714,600, mailed May 26, 2015, 3 pages.
10 Advisory Action for U.S. Appl. No. 13/876,518, mailed Aug. 15, 2016, 3 pages.
11 Advisory Action for U.S. Appl. No. 14/082,629, mailed Jan. 22, 2016, 3 pages.
12 Author Unknown, "Automatically," Definition, Dictionary.com Unabridged, 2015, pp. 1-6, http://dictionary.reference.com/browse/automatically.
13 Choi, J. et al., "A New Power Management IC Architecture for Envelope Tracking Power Amplifier," IEEE Transactions on Microwave Theory and Techniques, vol. 59, No. 7, Jul. 2011, pp. 1796-1802.
14 Cidronali, A. et al., "A 240W dual-band 870 and 2140 MHz envelope tracking GaN PA designed by a probability distribution conscious approach," IEEE MTT-S International Microwave Symposium Digest, Jun. 5-10, 2011, 4 pages.
15 Combined Search and Examination Report for European Patent Application No. 12725911.7, mailed Jun. 15, 2016, 14 pages.
16 Communication under Rule 164(2)(a) EPC for European Patent Application No. 12725911.7, mailed Feb. 17, 2016, 8 pages.
17 Corrected Notice of Allowability for U.S. Appl. No. 13/689,940, mailed Nov. 17, 2015, 4 pages.
18 Corrected Notice of Allowance for U.S. Appl. No. 13/297,470, mailed Apr. 6, 2015, 11 pages.
19 Corrected Notice of Allowance for U.S. Appl. No. 13/297,470, mailed Jun. 5, 2015, 11 pages.
20 Dixon, N., "Standardisation Boosts Momentum for Envelope Tracking," Microwave Engineering, Europe, Apr. 20, 2011, 2 pages, http://www.mwee.com/en/standardisation-boosts-momentum-for-envelope-tracking.html? cmp-ids=71&news-ids=222901746.
21 Dixon, N., "Standardisation Boosts Momentum for Envelope Tracking," Microwave Engineering, Europe, Apr. 20, 2011, 2 pages, http://www.mwee.com/en/standardisation-boosts-momentum-for-envelope-tracking.html? cmp—ids=71&news—ids=222901746.
22 European Examination Report for European Patent Application No. 14162682.0, mailed May 22, 2015, 5 pages.
23 European Search Report for European Patent Application No. 14162682.0, issued Aug. 27, 2014, 7 pages.
24 Examination Report for European Patent Application No. 11720630, mailed Aug. 16, 2013, 5 pages.
25 Examination Report for European Patent Application No. 11720630.0, issued Mar. 18, 2014, 4 pages.
26 Examination Report for European Patent Application No. 14190851.7, mailed May 2, 2016, 5 pages.
27 Extended European Search Report for application 06740532.4, mailed Dec. 7, 2010, 7 pages.
28 Extended European Search Report for European Patent Application No. 12794149.0, issued Oct. 29, 2014, 6 pages.
29 Extended European Search Report for European Patent Application No. 14190851.7, issued Mar. 5, 2015, 6 pages.
30 Final Office Action for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed Jul. 30, 2008, 19 pages.
31 Final Office Action for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed May 4, 2009, 20 pages.
32 Final Office Action for U.S. Appl. No. 13/222,484, mailed Apr. 10, 2013, 10 pages.
33 Final Office Action for U.S. Appl. No. 13/297,470, mailed Oct. 25, 2013, 17 pages.
34 Final Office Action for U.S. Appl. No. 13/661,227, mailed Feb. 6, 2015, 24 pages.
35 Final Office Action for U.S. Appl. No. 13/661,227, mailed Feb. 9, 2016, 28 pages.
36 Final Office Action for U.S. Appl. No. 13/689,883, mailed Dec. 23, 2015, 12 pages.
37 Final Office Action for U.S. Appl. No. 13/689,883, mailed Jan. 2, 2015, 13 pages.
38 Final Office Action for U.S. Appl. No. 13/689,922, mailed Oct. 6, 2015, 20 pages.
39 Final Office Action for U.S. Appl. No. 13/714,600, mailed Dec. 24, 2015, 15 pages.
40 Final Office Action for U.S. Appl. No. 13/714,600, mailed Mar. 10, 2015, 14 pages.
41 Final Office Action for U.S. Appl. No. 13/714,600, mailed Oct. 5, 2016, 15 pages.
42 Final Office Action for U.S. Appl. No. 13/747,749, mailed Mar. 20, 2015, 35 pages.
43 Final Office Action for U.S. Appl. No. 13/876,518, mailed Jun. 2, 2016, 14 pages.
44 Final Office Action for U.S. Appl. No. 14/082,629, mailed Nov. 4, 2015, 17 pages.
45 Final Office Action for U.S. Appl. No. 14/082,629, mailed Sep. 8, 2016, 13 pages.
46 Final Office Action for U.S. Appl. No. 14/163,256, mailed Nov. 2, 2015, 10 pages.
47 First Office Action and Search Report for Chinese Patent Application No. 201210596632.X, mailed Jun. 25, 2015, 16 pages.
48 First Office Action and Search Report for Chinese Patent Application No. 201280007941.7, issued May 13, 2015, 13 pages.
49 First Office Action for Chinese Patent Application No. 201180030273.5, issued Dec. 3, 2014, 15 pages (with English translation).
50 First Office Action for Chinese Patent Application No. 201180067293.X, mailed Aug. 6, 2015, 13 pages.
51 First Office Action for Chinese Patent Application No. 201280026559.0, issued Nov. 3, 2014, 14 pages. (with English translation).
52 First Office Action for Chinese Patent Application No. 201280042523.1, issued Dec. 4, 2015, 12 pages
53 First Office Action for Chinese Patent Application No. 201280052694.2, issued Mar. 24, 2015, 35 pages.
54 First Office Action for Chinese Patent Application No. 201280052739.6, mailed Mar. 3, 2016, 31 pages.
55 First Office Action for Chinese Patent Application No. 201380039592.1, mailed Oct. 31, 2016, 13 pages.
56 Hassan, Muhammad, et al., "A Combined Series-Parallel Hybrid Envelope Amplifier for Envelope Tracking Mobile Terminal RF Power Amplifier Applications," IEEE Journal of Solid-State Circuits, vol. 47, No. 5, May 2012, pp. 1185-1198.
57 Hekkala, A. et al., "Adaptive Time Misalignment Compensation in Envelope Tracking Amplifiers," 2008 IEEE International Symposium on Spread Spectrum Techniques and Applications, Aug. 2008, pp. 761-765.
58 Hoversten, John, et al., "Codesign of PA, Supply, and Signal Processing for Linear Supply-Modulated RF Transmitters," IEEE Transactions on Microwave Theory and Techniques, vol. 60, No. 6, Jun. 2012, pp. 2010-2020.
59 International Preliminary Repoqrt on Patentability for PCT/US2011/061009, mailed May 30, 2013, 10 pages.
60 International Preliminary Report on Patentability and Written Opinion for PCT/US2012/067230, mailed Jun. 12, 2014, 7 pages.
61 International Preliminary Report on Patentability for PCT/US11/49243, mailed Nov. 13, 2012, 33 pages.
62 International Preliminary Report on Patentability for PCT/US2011/033037, mailed Nov. 1, 2012, 7 pages.
63 International Preliminary Report on Patentability for PCT/US2011/044857, mailed Mar. 7, 2013, 6 pages.
64 International Preliminary Report on Patentability for PCT/US2011/054106, mailed Apr. 11, 2013, 8 pages.
65 International Preliminary Report on Patentability for PCT/US2011/061007, mailed May 30, 2013, 11 pages.
66 International Preliminary Report on Patentability for PCT/US2011/064255, mailed Jun. 20, 2013, 7 pages.
67 International Preliminary Report on Patentability for PCT/US2012/023495, mailed Aug. 15, 2013, 10 pages.
68 International Preliminary Report on Patentability for PCT/US2012/024124, mailed Aug. 22, 2013, 8 pages.
69 International Preliminary Report on Patentability for PCT/US2012/040317, mailed Dec. 12, 2013, 5 pages.
70 International Preliminary Report on Patentability for PCT/US2012/046887, mailed Jan. 30, 2014, 8 pages.
71 International Preliminary Report on Patentability for PCT/US2012/053654, mailed Mar. 13, 2014, 7 pages.
72 International Preliminary Report on Patentability for PCT/US2012/062070, mailed May 8, 2014, 8 pages.
73 International Preliminary Report on Patentability for PCT/US2012/062110, mailed May 8, 2014, 9 pages.
74 International Preliminary Report on Patentability for PCT/US2013/052277, mailed Feb. 5, 2015, 9 pages.
75 International Preliminary Report on Patentability for PCT/US2013/065403, mailed Apr. 30, 2015, 8 pages.
76 International Preliminary Report on Patentability for PCT/US2014/012927, mailed Aug. 6, 2015, 9 pages.
77 International Preliminary Report on Patentability for PCT/US2014/028089, mailed Sep. 24, 2015, 8 pages.
78 International Preliminary Report on Patentability for PCT/US2014/028178, mailed Sep. 24, 2015, 11 pages.
79 International Search Report and Written Opinion for PCT/US2012/053654, mailed Feb. 15, 2013, 11 pages.
80 International Search Report and Written Opinion for PCT/US2012/062070, mailed Jan. 21, 2013, 12 pages.
81 International Search Report and Written Opinion for PCT/US2012/062110, issued Apr. 8, 2014, 12 pages.
82 International Search Report and Written Opinion for PCT/US2012/067230, mailed Feb. 21, 2013, 10 pages.
83 International Search Report and Written Opinion for PCT/US2013/052277, mailed Jan. 7, 2014, 14 pages.
84 International Search Report and Written Opinion for PCT/US2013/065403, mailed Feb. 5, 2014, 11 pages.
85 International Search Report and Written Opinion for PCT/US2014/012927, mailed Sep. 30, 2014, 11 pages.
86 International Search Report and Written Opinion for PCT/US2014/028089, mailed Jul. 17, 2014, 10 pages.
87 International Search Report and Written Opinion for PCT/US2014/028178, mailed Sep. 30, 2014, 17 pages.
88 International Search Report for PCT/US06/12619, mailed May 8, 2007, 2 pages.
89 International Search Report for PCT/US11/033037, mailed Aug. 9, 2011, 10 pages.
90 International Search Report for PCT/US11/49243, mailed Dec. 22, 2011, 9 pages.
91 International Search Report for PCT/US2011/044857, mailed Oct. 24, 2011, 10 pages.
92 International Search Report for PCT/US2011/054106, mailed Feb. 9, 2012, 11 pages.
93 International Search Report for PCT/US2011/061007, mailed Aug. 16, 2012, 16 pages.
94 International Search Report for PCT/US2011/061009, mailed Feb. 8, 2012, 14 pages.
95 International Search Report for PCT/US2011/064255, mailed Apr. 3, 2012, 12 pages.
96 International Search Report for PCT/US2012/023495, mailed May 7, 2012, 13 pages.
97 International Search Report for PCT/US2012/024124, mailed Aug. 24, 2012, 14 pages.
98 International Search Report for PCT/US2012/046887, mailed Dec. 21, 2012, 12 pages.
99 International Search Report for PCT/US2012/40317, mailed Sep. 7, 2012, 7 pages.
100 Invitation Pursuant to Rule 137(4) EPC and Article 94(3) EPC for European Patent Application No. 12725911.7, mailed Jan. 2, 2017, 2 pages.
101 Invitation to Pay Additional Fees and Partial International Search Report for PCT/US2014/028178, mailed Jul. 24, 2014, 7 pages.
102 Invitation to Pay Additional Fees and Where Applicable Protest Fee for PCT/US2012/024124, mailed Jun. 1, 2012, 7 pages.
103 Invitation to Pay Additional Fees for PCT/US2011/061007, mailed Feb. 13, 2012, 7 pages.
104 Kim et al., "High Efficiency and Wideband Envelope Tracking Power Amplifiers with Sweet Spot Tracking," 2010 IEEE Radio Frequency Integrated Circuits Symposium, May 23-25, 2010, pp. 255-258.
105 Kim, N. et al, "Ripple Feedback Filter Suitable for Analog/Digital Mixed-Mode Audio Amplifier for Improved Efficiency and Stability," 2002 IEEE Power Electronics Specialists Conference, vol. 1, Jun. 23, 2002, pp. 45-49.
106 Knutson, P, et al., "An Optimal Approach to Digital Raster Mapper Design," 1991 IEEE International Conference on Consumer Electronics held Jun. 5-7, 1991, vol. 37, Issue 4, published Nov. 1991, pp. 746-752.
107 Le, Hanh-Phuc et al., "A 32nm Fully Integrated Reconfigurable Switched-Capacitor DC-DC Convertor Delivering 0.55W/mm^2 at 81% Efficiency," 2010 IEEE International Solid State Circuits Conference, Feb. 7-11, 2010, pp. 210-212.
108 Li, Y. et al., "A Highly Efficient SiGe Differential Power Amplifier Using an Envelope-Tracking Technique for 3GPP LTE Applications," 2010 IEEE Bipolar/BiCMOS Circuits and Technology Meeting (BCTM), Oct. 4-6, 2010, pp. 121-124.
109 Lie, Donald Y.C. et al., "Design of Highly-Efficient Wideband RF Polar Transmitters Using Envelope-Tracking (ET) for Mobile WiMAX/Wibro Applications," IEEE 8th International Conference on ASIC (ASCION), Oct. 20-23, 2009, pp. 347-350.
110 Lie, Donald Y.C. et al., "Highly Efficient and Linear Class E SiGe Power Amplifier Design," 8th International Conference on Solid-State and Integrated Circuit Technology (ICSICT), Oct. 23-26, 2006, pp. 1526-1529.
111 Non-Final Office Action and Examiner Initiated Interview Summary for U.S. Appl. No. 13/876,518, mailed Sep. 22, 2016, 18 pages.
112 Non-final Office Action for U.S. Appl. 13/089,917, mailed Nov. 23, 2012, 6 pages.
113 Non-final Office Action for U.S. Appl. 13/222,484, mailed Nov. 8, 2012, 9 pages.
114 Non-final Office Action for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed Feb. 1, 2008, 17 pages.
115 Non-final Office Action for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed Feb. 3, 2010, 21 pages.
116 Non-final Office Action for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed Nov. 26, 2008, 22 pages.
117 Non-final Office Action for U.S. Appl. No. 12/112,006, mailed Apr. 5, 2010, 6 pages.
118 Non-Final Office Action for U.S. Appl. No. 12/836,307, mailed Nov. 5, 2013, 6 pages.
119 Non-Final Office Action for U.S. Appl. No. 12/836,307, mailed Sep. 25, 2014, 5 pages.
120 Non-Final Office Action for U.S. Appl. No. 13/188,024, mailed Feb. 5, 2013, 8 pages.
121 Non-final Office Action for U.S. Appl. No. 13/218,400, mailed Nov. 8, 2012, 7 pages.
122 Non-final Office Action for U.S. Appl. No. 13/222,453, mailed Dec. 6, 2012, 13 pages.
123 Non-Final Office Action for U.S. Appl. No. 13/297,470, mailed Feb. 20, 2014, 16 pages.
124 Non-Final Office Action for U.S. Appl. No. 13/297,470, mailed May 8, 2013, 15 pages.
125 Non-Final Office Action for U.S. Appl. No. 13/297,470, mailed Oct. 20, 2014, 22 pages.
126 Non-Final Office Action for U.S. Appl. No. 13/367,973, mailed Apr. 25, 2014, 5 pages.
127 Non-Final Office Action for U.S. Appl. No. 13/367,973, mailed Sep. 24, 2013, 8 pages.
128 Non-Final Office Action for U.S. Appl. No. 13/423,649, mailed May 22, 2013, 7 pages.
129 Non-Final Office Action for U.S. Appl. No. 13/486,012, mailed Jul. 28, 2014, 7 pages.
130 Non-Final Office Action for U.S. Appl. No. 13/550,049, mailed Nov. 25, 2013, 6 pages.
131 Non-Final Office Action for U.S. Appl. No. 13/552,768, mailed Apr. 20, 2015, 12 pages.
132 Non-Final Office Action for U.S. Appl. No. 13/647,815, mailed May 2, 2014, 6 pages.
133 Non-Final Office Action for U.S. Appl. No. 13/661,227, mailed Jul. 27, 2015, 25 pages.
134 Non-Final Office Action for U.S. Appl. No. 13/661,227, mailed Sep. 29, 2014, 24 pages.
135 Non-Final Office Action for U.S. Appl. No. 13/661,552, mailed Feb. 21, 2014, 5 pages.
136 Non-Final Office Action for U.S. Appl. No. 13/684,826, mailed Apr. 3, 2014, 5 pages.
137 Non-Final Office Action for U.S. Appl. No. 13/689,883, mailed Apr. 20, 2016, 13 pages.
138 Non-Final Office Action for U.S. Appl. No. 13/689,883, mailed Aug. 27, 2014, 12 pages.
139 Non-Final Office Action for U.S. Appl. No. 13/689,883, mailed Jul. 24, 2015, 13 pages.
140 Non-Final Office Action for U.S. Appl. No. 13/689,883, mailed Mar. 27, 2014, 13 pages.
141 Non-Final Office Action for U.S. Appl. No. 13/689,922, mailed Apr. 20, 2015, 19 pages.
142 Non-Final Office Action for U.S. Appl. No. 13/689,940, mailed May 14, 2015, 7 pages.
143 Non-Final Office Action for U.S. Appl. No. 13/692,084, mailed Apr. 10, 2014, 6 pages.
144 Non-Final Office Action for U.S. Appl. No. 13/714,600, mailed Jul. 17, 2015, 14 pages.
145 Non-Final Office Action for U.S. Appl. No. 13/714,600, mailed May 4, 2016, 14 pages.
146 Non-Final Office Action for U.S. Appl. No. 13/714,600, mailed May 9, 2014, 14 pages.
147 Non-Final Office Action for U.S. Appl. No. 13/714,600, mailed Oct. 15, 2014, 13 pages.
148 Non-Final Office Action for U.S. Appl. No. 13/727,911, mailed Apr. 20, 2015, 10 pages.
149 Non-Final Office Action for U.S. Appl. No. 13/747,725, mailed Oct. 7, 2014, 6 pages.
150 Non-Final Office Action for U.S. Appl. No. 13/747,749, mailed Nov. 12, 2014, 32 pages.
151 Non-Final Office Action for U.S. Appl. No. 13/782,142, mailed Sep. 4, 2014, 6 pages.
152 Non-Final Office Action for U.S. Appl. No. 13/876,518, mailed Jan. 20, 2016, 16 pages.
153 Non-Final Office Action for U.S. Appl. No. 13/951,976, mailed Apr. 4, 2014, 7 pages.
154 Non-Final Office Action for U.S. Appl. No. 14/022,940, mailed Dec. 20, 2013, 5 pages.
155 Non-Final Office Action for U.S. Appl. No. 14/048,109, mailed Feb. 18, 2015, 8 pages.
156 Non-Final Office Action for U.S. Appl. No. 14/056,292, mailed Mar. 6, 2015, 8 pages.
157 Non-Final Office Action for U.S. Appl. No. 14/072,120, mailed Apr. 14, 2015, 8 pages.
158 Non-Final Office Action for U.S. Appl. No. 14/072,225, mailed Aug. 15, 2014, 4 pages.
159 Non-Final Office Action for U.S. Appl. No. 14/072,225, mailed Aug. 18, 2015, 4 pages.
160 Non-Final Office Action for U.S. Appl. No. 14/082,629, mailed Jun. 18, 2015, 15 pages.
161 Non-Final Office Action for U.S. Appl. No. 14/082,629, mailed Mar. 16, 2016, 23 pages.
162 Non-Final Office Action for U.S. Appl. No. 14/101,770, mailed Sep. 21, 2015, 5 pages.
163 Non-Final Office Action for U.S. Appl. No. 14/122,852, mailed Feb. 27, 2015, 5 pages.
164 Non-Final Office Action for U.S. Appl. No. 14/163,229, mailed Apr. 23, 2015, 9 pages.
165 Non-Final Office Action for U.S. Appl. No. 14/163,256, mailed Apr. 23, 2015, 9 pages.
166 Non-Final Office Action for U.S. Appl. No. 14/254,215, mailed Oct. 15, 2015, 5 pages.
167 Non-Final Office Action for U.S. Appl. No. 14/458,341, mailed Nov. 12, 2015, 5 pages.
168 Non-Final Office Action for U.S. Appl. No. 14/702,192, mailed Oct. 7, 2015, 7 pages.
169 Non-Final Office Action for U.S. Appl. No. 15/142,634, mailed Jan. 20, 2017, 6 pages.
170 Notice of Allowance and Examiner Initiated Interview Summary for U.S. Appl. No. 13/661,227, mailed May 13, 2016, 10 pages.
171 Notice of Allowance and Examiner Initiated Interview Summary for U.S. Appl. No. 14/082,629, mailed Dec. 7, 2016, 11 pages.
172 Notice of Allowance for U.S. Appl. 13/689,883, mailed Jul. 27, 2016, 9 pages.
173 Notice of Allowance for U.S. Appl. No. 11/113,873, now U.S. Pat. No. 7,773,691, mailed Jun. 9, 2010, 7 pages.
174 Notice of Allowance for U.S. Appl. No. 12/112,006, mailed Jul. 19, 2010, 6 pages.
175 Notice of Allowance for U.S. Appl. No. 12/836,307, mailed Mar. 2, 2015, 6 pages.
176 Notice of Allowance for U.S. Appl. No. 12/836,307, mailed May 5, 2014, 6 pages.
177 Notice of Allowance for U.S. Appl. No. 13/188,024, mailed Jun. 18, 2013, 8 pages.
178 Notice of Allowance for U.S. Appl. No. 13/218,400, mailed Apr. 11, 2013, 7 pages.
179 Notice of Allowance for U.S. Appl. No. 13/222,453, mailed Aug. 22, 2013, 8 pages.
180 Notice of Allowance for U.S. Appl. No. 13/222,453, mailed Feb. 21, 2013, 7 pages.
181 Notice of Allowance for U.S. Appl. No. 13/222,484, mailed Aug. 26, 2013, 8 pages.
182 Notice of Allowance for U.S. Appl. No. 13/297,470, mailed Feb. 25, 2015, 15 pages.
183 Notice of Allowance for U.S. Appl. No. 13/297,490, mailed Feb. 27, 2014, 7 pages.
184 Notice of Allowance for U.S. Appl. No. 13/316,229, mailed Aug. 29, 2013, 8 pages.
185 Notice of Allowance for U.S. Appl. No. 13/316,229, mailed Nov. 14, 2012, 9 pages.
186 Notice of Allowance for U.S. Appl. No. 13/343,840, mailed Jul. 1, 2013, 8 pages.
187 Notice of Allowance for U.S. Appl. No. 13/363,888, mailed Jul. 18, 2013, 9 pages.
188 Notice of Allowance for U.S. Appl. No. 13/367,973, mailed Sep. 15, 2014, 7 pages.
189 Notice of Allowance for U.S. Appl. No. 13/423,649, mailed Aug. 30, 2013, 8 pages.
190 Notice of Allowance for U.S. Appl. No. 13/486,012, mailed Nov. 21, 2014, 8 pages.
191 Notice of Allowance for U.S. Appl. No. 13/531,719, mailed Dec. 30, 2013, 7 pages.
192 Notice of Allowance for U.S. Appl. No. 13/548,283, mailed Sep. 3, 2014, 7 pages.
193 Notice of Allowance for U.S. Appl. No. 13/550,049, mailed Mar. 6, 2014, 5 pages.
194 Notice of Allowance for U.S. Appl. No. 13/550,060, mailed Aug. 16, 2013, 8 pages.
195 Notice of Allowance for U.S. Appl. No. 13/552,768, mailed Sep. 22, 2015, 9 pages.
196 Notice of Allowance for U.S. Appl. No. 13/602,856, mailed Sep. 24, 2013, 9 pages.
197 Notice of Allowance for U.S. Appl. No. 13/647,815, mailed Sep. 19, 2014, 6 pages.
198 Notice of Allowance for U.S. Appl. No. 13/661,164, mailed Jun. 3, 2015, 6 pages.
199 Notice of Allowance for U.S. Appl. No. 13/661,164, mailed Oct. 21, 2015, 7 pages.
200 Notice of Allowance for U.S. Appl. No. 13/661,552, mailed Jun. 13, 2014, 5 pages.
201 Notice of Allowance for U.S. Appl. No. 13/684,826, mailed Jul. 18, 2014, 7 pages.
202 Notice of Allowance for U.S. Appl. No. 13/684,826, mailed Sep. 8, 2014, 6 pages.
203 Notice of Allowance for U.S. Appl. No. 13/689,922, mailed Mar. 18, 2016, 9 pages.
204 Notice of Allowance for U.S. Appl. No. 13/689,940, mailed Aug. 3, 2015, 6 pages.
205 Notice of Allowance for U.S. Appl. No. 13/689,940, mailed Sep. 16, 2015, 7 pages.
206 Notice of Allowance for U.S. Appl. No. 13/690,187, mailed Dec. 19, 2014, 8 pages.
207 Notice of Allowance for U.S. Appl. No. 13/690,187, mailed Sep. 3, 2014, 9 pages.
208 Notice of Allowance for U.S. Appl. No. 13/692,084, mailed Jul. 23, 2014, 7 pages.
209 Notice of Allowance for U.S. Appl. No. 13/727,911, mailed Nov. 10, 2015, 8 pages.
210 Notice of Allowance for U.S. Appl. No. 13/727,911, mailed Sep. 14, 2015, 8 pages.
211 Notice of Allowance for U.S. Appl. No. 13/747,694, mailed Dec. 22, 2014, 9 pages.
212 Notice of Allowance for U.S. Appl. No. 13/747,725, mailed Feb. 2, 2015, 10 pages.
213 Notice of Allowance for U.S. Appl. No. 13/747,725, mailed May 13, 2015, 9 pages.
214 Notice of Allowance for U.S. Appl. No. 13/747,725, mailed Oct. 28, 2015, 9 pages.
215 Notice of Allowance for U.S. Appl. No. 13/747,725, mailed Sep. 1, 2015, 9 pages.
216 Notice of Allowance for U.S. Appl. No. 13/747,749, mailed Jun. 4, 2015, 8 pages.
217 Notice of Allowance for U.S. Appl. No. 13/747,749, mailed Oct. 2, 2015, 8 pages.
218 Notice of Allowance for U.S. Appl. No. 13/914,888, mailed Oct. 17, 2014, 10 pages.
219 Notice of Allowance for U.S. Appl. No. 13/948,291, mailed Feb. 11, 2015, 7 pages.
220 Notice of Allowance for U.S. Appl. No. 13/948,291, mailed Jul. 17, 2015, 8 pages.
221 Notice of Allowance for U.S. Appl. No. 13/951,976, mailed Dec. 26, 2014, 9 pages.
222 Notice of Allowance for U.S. Appl. No. 14/022,858, mailed Feb. 17, 2015, 7 pages.
223 Notice of Allowance for U.S. Appl. No. 14/022,858, mailed May 27, 2014, 6 pages.
224 Notice of Allowance for U.S. Appl. No. 14/022,858, mailed Oct. 25, 2013, 9 pages.
225 Notice of Allowance for U.S. Appl. No. 14/022,940, mailed Jun. 10, 2014, 7 pages.
226 Notice of Allowance for U.S. Appl. No. 14/027,416, mailed Aug. 11, 2015, 9 pages.
227 Notice of Allowance for U.S. Appl. No. 14/072,120, mailed Jul. 30, 2015, 7 pages.
228 Notice of Allowance for U.S. Appl. No. 14/072,140, mailed Aug. 20, 2015, 6 pages.
229 Notice of Allowance for U.S. Appl. No. 14/072,140, mailed Aug. 27, 2014, 8 pages.
230 Notice of Allowance for U.S. Appl. No. 14/072,140, mailed Dec. 2, 2014, 8 pages.
231 Notice of Allowance for U.S. Appl. No. 14/072,225, mailed Feb. 3, 2016, 7 pages.
232 Notice of Allowance for U.S. Appl. No. 14/072,225, mailed Jan. 22, 2015, 7 pages.
233 Notice of Allowance for U.S. Appl. No. 14/101,770, mailed Apr. 11, 2016, 6 pages.
234 Notice of Allowance for U.S. Appl. No. 14/151,167, mailed Mar. 4, 2016, 7 pages.
235 Notice of Allowance for U.S. Appl. No. 14/163,229, mailed Nov. 5, 2015, 8 pages.
236 Notice of Allowance for U.S. Appl. No. 14/163,256, mailed Feb. 10, 2016, 8 pages.
237 Notice of Allowance for U.S. Appl. No. 14/176,611, mailed Apr. 27, 2015, 7 pages.
238 Notice of Allowance for U.S. Appl. No. 14/212,154, mailed Jul. 17, 2015, 8 pages.
239 Notice of Allowance for U.S. Appl. No. 14/212,199, mailed Jul. 20, 2015, 8 pages.
240 Notice of Allowance for U.S. Appl. No. 14/254,215, mailed Feb. 18, 2016, 7 pages.
241 Notice of Allowance for U.S. Appl. No. 14/458,341, mailed Feb. 18, 2016, 6 pages.
242 Notice of Allowance for U.S. Appl. No. 14/638,374, mailed Aug. 30, 2016, 7 pages.
243 Notice of Allowance for U.S. Appl. No. 14/702,192, mailed Feb. 22, 2016, 8 pages.
244 Quayle Action for U.S. Appl. No. 13/531,719, mailed Oct. 10, 2013, 5 pages.
245 Sahu, B. et al., "Adaptive Power Management of Linear RF Power Amplifiers in Mobile Handsets-An Integrated System Design Approach," submission for IEEE Asia Pacific Microwave Conference, Mar. 2004, 4 pages.
246 Sahu, B. et al., "Adaptive Power Management of Linear RF Power Amplifiers in Mobile Handsets—An Integrated System Design Approach," submission for IEEE Asia Pacific Microwave Conference, Mar. 2004, 4 pages.
247 Second Office Action for Chinese Patent Application No. 201180030273.5, issued Aug. 14, 2015, 8 pages.
248 Unknown Author, "Nujira Files 100th Envelope Tracking Patent," CS: Compound Semiconductor, Apr. 11, 2011, 1 page, http://www.compoundsemiconductor.net/csc/news-details.php?cat=news&id=19733338&key=Nujira%20Files%20100th%20Envelope%20Tracking%20Patent&type=n.
249 Wang, Feipeng et al., An Improved Power-Added Efficiency 19-dBm Hybrid Envelope Elimination and Restoration Power Amplifier for 802.11g WLAN Applications, IEEE Transactions on Microwave Theory and Techniques, vol. 54, No. 12, Dec. 2006, pp. 4086-4099.
250 Wu, Patrick Y. et al., "A Two-Phase Switching Hybrid Supply Modulator for RF Power Amplifiers with 9% Efficiency Improvement," IEEE Journal of Solid-State Circuits, vol. 45, No. 12, Dec. 2010, pp. 2543-2556.
251 Yousefzadeh, Vahid et al., "Band Separation and Efficiency Optimization in Linear-Assisted Switching Power Amplifiers," 37th IEEE Power Electronics Specialists Conference, Jun. 18-22, 2006, pp. 1-7.
252 Yun, Hu et al., "Study of envelope tracking power amplifier design," Journal of Circuits and Systems, vol. 15, No. 6, ' Dec. 2010, pp. 6-10.
International Classification H03F3/04, H03F3/24, H03G3/20, H03F1/02
Cooperative Classification H03F2200/451, H03F2200/129, H03F3/245, H03F2200/504, H03F1/0233, H03F1/0222, H03F2200/102