Notch filters

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CPC
H03H9/547

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Parent Industries

HELECTRICITY H03Electronic circuits H03HIMPEDANCE NETWORKS H03H9/00Networks comprising electromechanical or electro-acoustic devices Electromechanical resonators

Current Industry

H03H9/547Notch filters

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Bulk acoustic wave resonator having multiple resonant frequencies
- Patent number 12,255,624
- Issue date Mar 18, 2025
- Skyworks Solutions, Inc.
- Yiliu Wang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Bulk acoustic wave resonator having multiple anti-resonant frequencies
- Patent number 12,255,623
- Issue date Mar 18, 2025
- Skyworks Solutions, Inc.
- Yiliu Wang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio frequency filter
- Patent number 12,255,621
- Issue date Mar 18, 2025
- Epicmems(Xiamen) Co., Ltd.
- Jiang Jiang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonators with two-layer e...
- Patent number 12,244,295
- Issue date Mar 4, 2025
- Murata Manufacturing Co., Ltd.
- Viktor Plesski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method, system, and apparatus for resonator circuits and modulating...
- Patent number 12,237,822
- Issue date Feb 25, 2025
- pSemi Corporation
- Mark L. Burgener
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wide-band acoustically coupled thin-film BAW filter
- Patent number 12,191,843
- Issue date Jan 7, 2025
- Teknologian tutkimuskeskus VTT Oy
- Johanna Meltaus
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reversed semilattice filter
- Patent number 12,170,515
- Issue date Dec 17, 2024
- Qorvo US, Inc.
- Marcus Granger-Jones
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric acoustic resonator manufactured with piezoelectric th...
- Patent number 12,136,906
- Issue date Nov 5, 2024
- AKOUSTIS, INC.
- Dae Ho Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio-frequency circuits and devices having harmonic suppression
- Patent number 12,081,196
- Issue date Sep 3, 2024
- Skyworks Global Pte. Ltd.
- Jae Myoung Jhung
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonators with electrodes...
- Patent number 12,009,798
- Issue date Jun 11, 2024
- Murata Manufacturing Co., Ltd.
- Viktor Plesski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonator with etched condu...
- Patent number 11,967,943
- Issue date Apr 23, 2024
- Murata Manufacturing Co., Ltd.
- Patrick Turner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonators
- Patent number 11,936,361
- Issue date Mar 19, 2024
- Murata Manufacturing Co., Ltd.
- Viktor Plesski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonators with two-layer e...
- Patent number 11,909,381
- Issue date Feb 20, 2024
- Murata Manufacturing Co., Ltd.
- Viktor Plesski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonators with two-layer e...
- Patent number 11,901,878
- Issue date Feb 13, 2024
- Murata Manufacturing Co., Ltd.
- Viktor Plesski
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Composite filter device and band pass filter
- Patent number 11,881,842
- Issue date Jan 23, 2024
- Murata Manufacturing Co., Ltd.
- Tomoya Sato
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonator with etched condu...
- Patent number 11,811,391
- Issue date Nov 7, 2023
- Murata Manufacturing Co., Ltd.
- Patrick Turner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Transversely-excited film bulk acoustic resonator with tether-suppo...
- Patent number 11,750,168
- Issue date Sep 5, 2023
- Murata Manufacturing Co., Ltd.
- Ventsislav Yantchev
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
BAW resonators with antisymmetric thick electrodes
- Patent number 11,695,390
- Issue date Jul 4, 2023
- AKOUSTIS, INC.
- Dae Ho Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric acoustic resonator with dielectric protective layer m...
- Patent number 11,677,372
- Issue date Jun 13, 2023
- AKOUSTIS, INC.
- Dae Ho Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric acoustic resonator manufactured with piezoelectric th...
- Patent number 11,671,067
- Issue date Jun 6, 2023
- AKOUSTIS, INC.
- Dae Ho Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric acoustic resonator manufactured with piezoelectric th...
- Patent number 11,646,710
- Issue date May 9, 2023
- AKOUSTIS, INC.
- Dae Ho Kim
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Harmonic suppression in bulk acoustic wave duplexer
- Patent number 11,621,697
- Issue date Apr 4, 2023
- Skyworks Global Pte. Ltd.
- Jae Myoung Jhung
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
RF acoustic wave resonators integrated with high electron mobility...
- Patent number 11,581,866
- Issue date Feb 14, 2023
- AKOUSTIS, INC.
- Jeffrey B. Shealy
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method, system, and apparatus for resonator circuits and modulating...
- Patent number 11,476,823
- Issue date Oct 18, 2022
- pSemi Corporation
- Mark L. Burgener
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High durability solder terminals
- Patent number 11,470,719
- Issue date Oct 11, 2022
- Skyworks Solutions, Inc.
- Yuji Yashiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric acoustic resonator manufactured with piezoelectric th...
- Patent number 11,424,728
- Issue date Aug 23, 2022
- AKOUSTIS, INC.
- Dae Ho Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lateral bulk acoustic wave filter
- Patent number 11,381,220
- Issue date Jul 5, 2022
- VTT Technical Research Centre of Finland Ltd.
- Tapani Makkonen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wide-band acoustically coupled thin-film BAW filter
- Patent number 11,374,551
- Issue date Jun 28, 2022
- Teknologian tutkimuskeskus VTT Oy
- Johanna Meltaus
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric acoustic resonator with improved TCF manufactured wit...
- Patent number 11,356,071
- Issue date Jun 7, 2022
- AKOUSTIS, INC.
- Dae Ho Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods for transceiver coexistence filtering
- Patent number 11,349,505
- Issue date May 31, 2022
- Johnson Controls Tyco IP Holdings LLP
- James Thomas Kenning
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
BULK ACOUSTIC WAVE RESONATOR HAVING MULTIPLE RESONANT FREQUENCIES
- Publication number 20250096776
- Publication date Mar 20, 2025
- Skyworks Solutions, Inc.
- Yiliu Wang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CIRCUITS, DEVICES AND METHODS FOR HARMONIC CONTROL
- Publication number 20250070752
- Publication date Feb 27, 2025
- SKYWORKS GLOBAL PTE. LTD.
- Jae Myoung JHUNG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS
- Publication number 20240291461
- Publication date Aug 29, 2024
- Murata Manufacturing Co., Ltd.
- Viktor PLESSKI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FILTER MODULE WITH ENHANCED TEMPERATURE RUGGEDNESS IN SMALLER SIZE
- Publication number 20240235518
- Publication date Jul 11, 2024
- SKYWORKS GLOBAL PTE. LTD.
- Stephane Richard Marie Wloczysiak
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH TWO-LAYER E...
- Publication number 20240162886
- Publication date May 16, 2024
- Murata Manufacturing Co., Ltd.
- Viktor PLESSKI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHODS OF FORMING GROUP III-NITRIDE SINGLE CRYSTAL PIEZOELECTRIC T...
- Publication number 20240088860
- Publication date Mar 14, 2024
- Akoustis, Inc.
- Craig Moe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BAW RESONATORS WITH ANTISYMMETRIC THICK ELECTRODES
- Publication number 20230336151
- Publication date Oct 19, 2023
- Akoustis, Inc.
- Dae Ho KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PIEZOELECTRIC ACOUSTIC RESONATOR WITH DIELECTRIC PROTECTIVE LAYER M...
- Publication number 20230327628
- Publication date Oct 12, 2023
- Akoustis, Inc.
- Dae Ho KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RADIO-FREQUENCY CIRCUITS AND DEVICES HAVING HARMONIC SUPPRESSION
- Publication number 20230318569
- Publication date Oct 5, 2023
- SKYWORKS GLOBAL PTE. LTD.
- Jae Myoung JHUNG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PROGRAMMABLE ACOUSTIC FILTER CIRCUIT
- Publication number 20230299746
- Publication date Sep 21, 2023
- Qorvo US, Inc.
- Chris Levesque
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...
- Publication number 20230291376
- Publication date Sep 14, 2023
- Akoustis, Inc.
- Dae Ho KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
NOTCH FILTER AND MULTI-FREQUENCY NOTCH FILTER
- Publication number 20230283260
- Publication date Sep 7, 2023
- ANHUI ANUKI TECHNOLOGIES CO., LTD.
- Qilin SHI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...
- Publication number 20230253943
- Publication date Aug 10, 2023
- Akoustis, Inc.
- Dae Ho KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
REVERSED SEMILATTICE FILTER
- Publication number 20230246633
- Publication date Aug 3, 2023
- Qorvo US, Inc.
- Marcus Granger-Jones
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
STRUCTURES, ACOUSTIC WAVE RESONATORS, LAYERS, DEVICES AND SYSTEMS
- Publication number 20230231539
- Publication date Jul 20, 2023
- QXONIX Inc.
- Dariusz Burak
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TUNING MULTIPLEXER FILTERS
- Publication number 20230216485
- Publication date Jul 6, 2023
- Skyworks Solutions, Inc.
- Nan Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RF ACOUSTIC WAVE RESONATORS INTEGRATED WITH HIGH ELECTRON MOBILITY...
- Publication number 20230163743
- Publication date May 25, 2023
- Akoustis, Inc.
- Jeffrey B. Shealy
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method, System, and Apparatus for Resonator Circuits and Modulating...
- Publication number 20230142184
- Publication date May 11, 2023
- pSemi Corporation
- Mark L. Burgener
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STEEP SKIRT COMBINATION MICROELECTROMECHANICAL SYSTEM CAVITY FILTER...
- Publication number 20230136934
- Publication date May 4, 2023
- SKYWORKS GLOBAL PTE. LTD.
- Kwang Jae Shin
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
WIRELESS COMMUNICATION INFRASTRUCTURE SYSTEM CONFIGURED WITH A SING...
- Publication number 20230114606
- Publication date Apr 13, 2023
- Akoustis, Inc.
- Ramakrishna VETURY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RADIO FREQUENCY EXTRACTOR
- Publication number 20230072892
- Publication date Mar 9, 2023
- Samsung Electro-Mechanics Co., Ltd.
- Sung Tae KIM
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
ELECTROACOUSTIC FILTER WITH LOW PHASE DELAY FOR MULTIPLEXED SIGNALS
- Publication number 20230061645
- Publication date Mar 2, 2023
- RF360 Europe GmbH
- Oswaldo RAMOS SPARROW
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
RADIO FREQUENCY FILTER
- Publication number 20230039933
- Publication date Feb 9, 2023
- EPICMEMS(XIAMEN) CO., LTD.
- Jiang JIANG
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Wide-band acoustically coupled thin-film BAW filter
- Publication number 20220407500
- Publication date Dec 22, 2022
- Teknologian Tutkimuskeskus VTT Oy
- Johanna Meltaus
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...
- Publication number 20220352863
- Publication date Nov 3, 2022
- Akoustis, Inc.
- Dae Ho KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH DURABILITY SOLDER TERMINALS
- Publication number 20220304151
- Publication date Sep 22, 2022
- Skyworks Solutions, Inc.
- Yuji Yashiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
PIEZOELECTRIC ACOUSTIC RESONATOR WITH IMPROVED TCF MANUFACTURED WIT...
- Publication number 20220263484
- Publication date Aug 18, 2022
- Akoustis, Inc.
- Dae Ho KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LOADED RESONATORS FOR ADJUSTING FREQUENCY RESPONSE OF ACOUSTIC WAVE...
- Publication number 20220216852
- Publication date Jul 7, 2022
- VTT TECHNICAL RESEARCH CENTRE OF FINLAND LTD.
- Tapani Makkonen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
BULK ACOUSTIC WAVE RESONATOR HAVING MULTIPLE RESONANT FREQUENCIES
- Publication number 20220200571
- Publication date Jun 23, 2022
- Skyworks Solutions, Inc.
- Yiliu Wang
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDU...
- Publication number 20220182038
- Publication date Jun 9, 2022
- Resonant inc.
- Patrick Turner
- H03 - BASIC ELECTRONIC CIRCUITRY

Notch filters

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Bulk acoustic wave resonator having multiple resonant frequencies

Bulk acoustic wave resonator having multiple anti-resonant frequencies

Radio frequency filter

Transversely-excited film bulk acoustic resonators with two-layer e...

Method, system, and apparatus for resonator circuits and modulating...

Wide-band acoustically coupled thin-film BAW filter

Reversed semilattice filter

Piezoelectric acoustic resonator manufactured with piezoelectric th...

Radio-frequency circuits and devices having harmonic suppression

Transversely-excited film bulk acoustic resonators with electrodes...

Transversely-excited film bulk acoustic resonator with etched condu...

Transversely-excited film bulk acoustic resonators

Transversely-excited film bulk acoustic resonators with two-layer e...

Transversely-excited film bulk acoustic resonators with two-layer e...

Composite filter device and band pass filter

Transversely-excited film bulk acoustic resonator with etched condu...

Transversely-excited film bulk acoustic resonator with tether-suppo...

BAW resonators with antisymmetric thick electrodes

Piezoelectric acoustic resonator with dielectric protective layer m...

Piezoelectric acoustic resonator manufactured with piezoelectric th...

Piezoelectric acoustic resonator manufactured with piezoelectric th...

Harmonic suppression in bulk acoustic wave duplexer

RF acoustic wave resonators integrated with high electron mobility...

Method, system, and apparatus for resonator circuits and modulating...

High durability solder terminals

Piezoelectric acoustic resonator manufactured with piezoelectric th...

Lateral bulk acoustic wave filter

Wide-band acoustically coupled thin-film BAW filter

Piezoelectric acoustic resonator with improved TCF manufactured wit...

Systems and methods for transceiver coexistence filtering

Patents Applicationslast 30 patents

BULK ACOUSTIC WAVE RESONATOR HAVING MULTIPLE RESONANT FREQUENCIES

CIRCUITS, DEVICES AND METHODS FOR HARMONIC CONTROL

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS

FILTER MODULE WITH ENHANCED TEMPERATURE RUGGEDNESS IN SMALLER SIZE

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATORS WITH TWO-LAYER E...

METHODS OF FORMING GROUP III-NITRIDE SINGLE CRYSTAL PIEZOELECTRIC T...

BAW RESONATORS WITH ANTISYMMETRIC THICK ELECTRODES

PIEZOELECTRIC ACOUSTIC RESONATOR WITH DIELECTRIC PROTECTIVE LAYER M...

RADIO-FREQUENCY CIRCUITS AND DEVICES HAVING HARMONIC SUPPRESSION

PROGRAMMABLE ACOUSTIC FILTER CIRCUIT

PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...

NOTCH FILTER AND MULTI-FREQUENCY NOTCH FILTER

PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...

REVERSED SEMILATTICE FILTER

STRUCTURES, ACOUSTIC WAVE RESONATORS, LAYERS, DEVICES AND SYSTEMS

TUNING MULTIPLEXER FILTERS

RF ACOUSTIC WAVE RESONATORS INTEGRATED WITH HIGH ELECTRON MOBILITY...

Method, System, and Apparatus for Resonator Circuits and Modulating...

STEEP SKIRT COMBINATION MICROELECTROMECHANICAL SYSTEM CAVITY FILTER...

WIRELESS COMMUNICATION INFRASTRUCTURE SYSTEM CONFIGURED WITH A SING...

RADIO FREQUENCY EXTRACTOR

ELECTROACOUSTIC FILTER WITH LOW PHASE DELAY FOR MULTIPLEXED SIGNALS

RADIO FREQUENCY FILTER

Wide-band acoustically coupled thin-film BAW filter

PIEZOELECTRIC ACOUSTIC RESONATOR MANUFACTURED WITH PIEZOELECTRIC TH...

HIGH DURABILITY SOLDER TERMINALS

PIEZOELECTRIC ACOUSTIC RESONATOR WITH IMPROVED TCF MANUFACTURED WIT...

LOADED RESONATORS FOR ADJUSTING FREQUENCY RESPONSE OF ACOUSTIC WAVE...

BULK ACOUSTIC WAVE RESONATOR HAVING MULTIPLE RESONANT FREQUENCIES

TRANSVERSELY-EXCITED FILM BULK ACOUSTIC RESONATOR WITH ETCHED CONDU...