Method and apparatus for adapting a variable impedance network
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H03H-007/38
H03H-005/12
H03H-007/00
출원번호
US-0332451
(2014-07-16)
등록번호
US-9608591
(2017-03-28)
발명자
/ 주소
Manssen, Keith
Greene, Matthew Russell
출원인 / 주소
BlackBerry Limited
대리인 / 주소
Guntin & Gust, PLC
인용정보
피인용 횟수 :
1인용 특허 :
255
초록▼
The present disclosure may include, for example, a tunable capacitor having a decoder for generating a plurality of control signals, and an array of tunable switched capacitors comprising a plurality of fixed capacitors coupled to a plurality of switches. The plurality of switches can be controlled
The present disclosure may include, for example, a tunable capacitor having a decoder for generating a plurality of control signals, and an array of tunable switched capacitors comprising a plurality of fixed capacitors coupled to a plurality of switches. The plurality of switches can be controlled by the plurality of control signals to manage a tunable range of reactance of the array of tunable switched capacitors. Additionally, the array of tunable switched capacitors is adapted to have non-uniform quality (Q) factors. Additional embodiments are disclosed.
대표청구항▼
1. A device, comprising: first and second variable capacitors on a single die, wherein the first and second variable capacitors are not in parallel, wherein each end of the first and second variable capacitors has an accessible external port,wherein the first and second variable capacitors are adapt
1. A device, comprising: first and second variable capacitors on a single die, wherein the first and second variable capacitors are not in parallel, wherein each end of the first and second variable capacitors has an accessible external port,wherein the first and second variable capacitors are adapted to be configured as a Pi or L circuit topology. 2. The device of claim 1, comprising a switching system that includes a group of switches, wherein the switching system is coupled with the first and second variable capacitors to enable adjustment between a plurality of topologies according to switch positions of the group of switches, wherein the plurality of topologies includes the Pi circuit topology and the L circuit topology. 3. The device of claim 1, wherein a first end and a second end of the first variable capacitor have a first accessible external port and a second accessible external port respectively, wherein a first end and a second end of the second variable capacitor have a third accessible external port and a fourth accessible external port respectively, and wherein each of the first, second, third and fourth accessible external ports are different external ports. 4. The device of claim 1, wherein a plurality of the devices are utilized in a corresponding plurality of RF paths, wherein the plurality RF paths correspond to at least one of high or low band RF paths, and wherein the high or low band RF paths are switchable among a plurality of ports of the single die. 5. The device of claim 1, wherein at least one of the first or second variable capacitors is a voltage or current tunable capacitor comprising barium strontium titanate. 6. The device of claim 1, wherein the first and second variable capacitors comprise an array of tunable switched capacitors adapted to have non-uniform quality (Q) factors. 7. The device of claim 6, wherein the array of tunable switched capacitors comprises a plurality of fixed capacitors coupled to a plurality of switches. 8. The device of claim 7, wherein at least one of the plurality of switches comprises one of a plurality of semiconductor switches or a plurality of micro-electro-mechanical systems (MEMS) switches. 9. The device of claim 7, wherein the plurality of switches are scaled to reduce a size of the single die thereby providing the non-uniform Q factors in the array of tunable switched capacitors. 10. A device, comprising: first and second variable capacitors on a single die, wherein the first and second variable capacitors are not in parallel, wherein each end of the first and second variable capacitors has an accessible external port,wherein the first and second variable capacitors are adapted to be configured as a Pi circuit topology. 11. The device of claim 10, comprising a switching system that includes a group of switches, wherein the switching system is coupled with the first and second variable capacitors to enable adjustment between a plurality of topologies according to switch positions of the group of switches, wherein the plurality of topologies includes the Pi circuit topology. 12. The device of claim 10, wherein at least one of the first or second variable capacitors is a voltage or current tunable capacitor comprising barium strontium titanate. 13. The device of claim 10, wherein the first and second variable capacitors comprise an array of tunable switched capacitors adapted to have non-uniform quality (Q) factors. 14. The device of claim 13, wherein the array of tunable switched capacitors comprises a plurality of fixed capacitors coupled to a plurality of switches. 15. The device of claim 14, wherein at least one of the plurality of switches comprises one of a plurality of semiconductor switches or a plurality of micro-electro-mechanical systems (MEMS) switches. 16. The device of claim 15, wherein the plurality of switches are scaled to reduce a size of the single die thereby providing the non-uniform Q factors in the array of tunable switched capacitors. 17. A device, comprising: first and second variable capacitors on a single die, wherein the first and second variable capacitors are not in parallel, wherein each end of the first and second variable capacitors has an accessible external port,wherein the first and second variable capacitors are adapted to be configured as an L circuit topology. 18. The device of claim 17, wherein at least one of the first or second variable capacitors is a voltage or current tunable capacitor comprising barium strontium titanate. 19. The device of claim 17, comprising a switching system that includes a group of switches, wherein the switching system is coupled with the first and second variable capacitors to enable adjustment between a plurality of topologies according to switch positions of the group of switches, wherein the plurality of topologies includes the L circuit topology. 20. The device of claim 17, wherein the first and second variable capacitors comprise an array of tunable switched capacitors adapted to have non-uniform quality (Q) factors.
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (255)
O\Keefe Gerald T. (San Mateo CA), AM Broadcast tuner with automatic gain control.
Edmonson, Peter J.; Campbell, Colin K., Adaptive tuning device and method utilizing a surface acoustic wave device for tuning a wireless communication device.
Bradley Donald A. (Morgan Hill CA) Grace Martin I. (San Jose CA) Thornton Douglas R. (Felton CA) Finch David P. (Morgan Hill CA), Apparatus and method for measuring the phase and magnitude of microwave signals.
Ella, Juha S.; Kylakoski, Janne P., Apparatus comprising an antenna element, which efficiently performs at both a first resonant frequency band and a second resonant frequency band, method and computer program therefore.
Fraser Randall S. (Plantation FL) Buu Tam-Thanh C. (Sunrise FL) Ruelke Charles R. (Davie FL), Automatically controlled varactor tuned matching networks for a crystal filter.
Jackson, Robert; Joseph, Abner D.; Terry, Don S.; White, Perry K., Capacitor employing both fringe and plate capacitance and method of manufacture thereof.
Chiu Luna H. ; Sengupta Louise C. ; Stowell Steven ; Sengupta Somnath ; Synowczynski Jennifer, Ceramic ferroelectric composite materials with enhanced electronic properties BSTO-Mg based compound-rare earth oxide.
Sengupta Louise C. (Woburn MA) Ngo Eric (Brighton MA) Stowell Steven (Jamaica Plain MA) Gilde Gary (Brighton MA) Lancto Robert (Wakefield MA), Ceramic ferroelectric material.
Johnson David C. (Winston Salem NC) Renn Robert M. (Pfafftown NC) Volz Keith L. (Jamestown NC) Deak Frederick R. (Kernersville NC), Computer docking system.
Gaudin Daniel (Paris FRX) Le Gars Philippe (Paris FRX), Device for detecting the optimum anode load impedance of a tube transmitter in a high frequency transmission chain.
Sengupta Louise C. (Woburn MA) Ngo Eric (Brighton MA) O\Day Michelina E. (Woburn MA) Stowell Steven (Boston MA) Lancto Robert (Wakefield MA) Sengupta Somnath (Woburn MA) Hynes Thomas V. (Nashua NH), Electronically graded multilayer ferroelectric composites.
Chatzipetros, Argyrios A.; Patsiokas, Stelios, Electronically steerable antenna array using user-specified location data for maximum signal reception based on elevation angle.
Sengupta, Louise C.; Zhang, Xubai; Chiu, Luna H., Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phases.
Brand Michael ; Dougherty Thomas Kirk ; Drab John J. ; Pierce Brian M., Fixed frequency regulation circuit employing a voltage variable dielectric capacitor.
Suzuki Katsumi,JPX ; Enomoto Youichi,JPX ; Tanaka Shoji,JPX, High frequency band high temperature superconductor mixer antenna which allows a superconductor feed line to be used in.
Nielsen, Christian S.; Miltich, Thomas P.; Breyen, Mark D.; Young, Paul B., Implantable medical device having flat electrolytic capacitor fabricated with laser welded anode sheets.
King Jeffrey V. ; Fletcher William I. ; Lemon Leon M. ; Olsen David D., Intelligent fiberoptic transmitters and methods of operating and manufacturing the same.
Cygan Lawrence F. (Schaumburg IL) Gailus Paul H. (Prospect Heights IL) Turney William J. (Schaumburg IL) Yester ; Jr. Francis R. (Arlington Heights IL), Method and apparatus for enhancing an operating characteristic of a radio transmitter.
Manssen, Keith; Greene, Matthew; Smith, Wayne; Schlueter, David; Spears, John, Method and apparatus for managing interference in a communication device.
Hess Garry C. (38W711 Hogan Hill Elgin IL 60123) Davidson Allen L. (3502 Crystal Lake Ave. Crystal Lake IL 60014), Method and apparatus for producing diversity gain of a received signal.
Doyle, James T.; Maksimovic, Dragan; Li, Yushan, Method and system for providing power management in a radio frequency power amplifier using adaptive envelope tracking.
Jaing Cheng-Chung,TWX ; Chen Jyh-Shin,TWX ; Chyi Jen-Inn,TWX ; Sheu Jeng-Jiing,TWX, Method for fabricating capacitor containing amorphous and polycrystalline ferroelectric films and method for forming amorphous ferroelectric film.
Willis, Frederick G.; Radtke, Richard R.; Ellison, Joseph; Fozo, Steven R.; Kern, Glenn A., Method for generating a table of engine calibration control values.
Manssen, Keith; Hoirup, Carsten; Greene, Matthew; Hughes, Simon Andrew; Morelen, Steven Mark; Galperin, Victor; Spears, John, Methods and apparatus for tuning circuit components of a communication device.
Babbitt Richard W. (Fairhaven NJ) Koscica Thomas E. (Clark NJ) Drach William C. (Trenton NJ), Microwave ferroelectric phase shifters and methods for fabricating the same.
Duncombe Peter Richard ; Laibowitz Robert Benjamin ; Neumayer Deborah Ann ; Saenger Katherine Lynn ; Shaw Thomas Mcarraoll, Multilayer ferroelectric capacitor structure.
Chang Kai (College Station TX) Navarro Julio A. (Pasadena TX) Shu Yong H. (Bryan TX), Planar active endfire radiating elements and coplanar waveguide filters with wide electronic tuning bandwidth.
Kuo Yao Hsien ; Kennedy John Francis ; Cvetkovic Milan,GBX ; Nicholas Christopher Stanley,GBX, Proportional diversity radio receiver system with dynamic noise-controlled antenna phasers.
Carney Scott N. (Palatine IL) Lauro George L. (San Jose CA) Krenz Eric L. (Crystal Lake IL) Ghaem Sanjar (Palatine IL), RF tagging system including RF tags with variable frequency resonant circuits.
Koscica Thomas E. (Clark NJ) Babbitt Richard W. (Fairhaven NJ) Drach William C. (Tinton Falls NJ), Single substrate planar digital ferroelectric phase shifter.
Partridge, Alden; Acsadi, Peter; Omictin, Guy; Robinson, John; Henderson, Herbert Jefferson, Switched charge voltage driver and method for applying voltage to tunable dielectric devices.
Koscica Thomas E. (Clark NJ) Babbitt Richard W. (Fair Haven NJ) Drach William C. (Tinton Falls NJ), System and method for calibrating a ferroelectric phase shifter.
Fabrega Sanchez,Jorge; Poilasne,Gregory; Toncich,Stanley S.; Tran,Allen, System and method for impedance matching an antenna to sub-bands in a communication band.
Channabasappa,Eswarappa; Egri,Robert, System and method of using absorber-walls for mutual coupling reduction between microstrip antennas or brick wall antennas.
Vakilian, Nooshin D.; Rozenblit, Dmitriy; Domino, William J.; Damgaard, Morten, System for allowing a TDMA/CDMA portable transceiver to operate with closed loop power control.
Kelton,James Robert; Cave,Michael David; Girardeau, Jr.,James Ward; May,Michael R.; Astrachan,Paul Morris; Pilla,Anselmo; Doyle,James; Saleem,Shawn; Rybicki,Mathew A., System for providing data to multiple devices and method thereof.
Dimos Duane Brian ; Schwartz Robert William ; Raymond Mark Victor ; Al-Shareef Husam Niman ; Mueller Carl ; Galt David, Tuneable dielectric films having low electrical losses.
Yandrofski Robert M. ; Price John Charles ; Barnes Frank ; Hermann Allen M. ; Scott James Floyd, Tuneable microwave devices including fringe effect capacitor incorporating ferroelectric films.
Yandrofski Robert M. (7 Dutch Creek Dr. Littleton CO 80123) Price John C. (742 16th St. Boulder CO 80302) Barnes Frank (225 Continental View Dr. Boulder CO 80303) Hermann Allen M. (2704 Lookout View , Tuneable microwave devices incorporating high temperature superconducting and ferroelectric films.
Luna H. Chiu ; Yongfei Zhu ; Xubai Zhang ; Steven C. Stowell ; Andrey Kozyrev RU; Somnath Sengupta ; Louise Sengupta, Voltage tunable laminated dielectric materials for microwave applications.
Chiu, Luna H.; Zhu, Yongfei; Zhang, Xubai; Stowell, Steven C.; Kozyrev, Andrey; Sengupta, Somnath; Sengupta, Louise, Voltage tunable varactors and tunable devices including such varactors.
Munson Robert Eugene ; Bancroft Randy Cecil ; Bateman Blaine Rexel ; Negler Joseph Theofil ; Uspenski Alexis ; Ward Edward Earl, Wide band antenna having unitary radiator/ground plane.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.