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using different frequencies for the two directions of communication
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H04B1/50
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Parent Industries
H
ELECTRICITY
H04
Electric communication
H04B
TRANSMISSION
H04B1/00
Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00 Details of transmission systems not characterised by the medium used for transmission
Current Industry
H04B1/50
using different frequencies for the two directions of communication
Industries
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Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Wide band active antenna system radio
Patent number
11,962,336
Issue date
Apr 16, 2024
Telefonaktiebolaget LM Ericsson (publ)
Jichang Liao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of synchronizing the H and V phase in a dual-polarized phase...
Patent number
11,916,641
Issue date
Feb 27, 2024
Samsung Electronics Co., Ltd.
Xiaohua Yu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for performing uplink/downlink transmission in...
Patent number
11,894,924
Issue date
Feb 6, 2024
Samsung Electronics Co., Ltd.
Yingyang Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Elastic wave device, high frequency front-end circuit, and communic...
Patent number
11,855,606
Issue date
Dec 26, 2023
Murata Manufacturing Co., Ltd.
Masakazu Mimura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Multiplexer
Patent number
11,811,447
Issue date
Nov 7, 2023
Murata Manufacturing Co., Ltd.
Kota Okubo
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Active duplexer
Patent number
11,777,459
Issue date
Oct 3, 2023
Skyworks Solutions, Inc.
Hanseung Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Systems and methods for tunable out-of-band interference mitigation
Patent number
11,764,825
Issue date
Sep 19, 2023
KUMU Networks, Inc.
Jung-il Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Duplexer with balanced impedance ladder
Patent number
11,700,029
Issue date
Jul 11, 2023
Apple Inc.
Oliver Georg Dorn
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Front end module (FEM) with integrated functionality
Patent number
11,700,039
Issue date
Jul 11, 2023
Avago Technologies International Sales Pte. Limited
Richard Ruby
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Wide bandwidth digital pre-distortion (DPD) in a remote unit(s) for...
Patent number
11,677,435
Issue date
Jun 13, 2023
Corning Research & Development Corporation
Yury Abramov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Tunable antenna and communications terminal
Patent number
11,601,145
Issue date
Mar 7, 2023
Huawei Technologies Co., Ltd.
Qiuliang Xu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
System for bidirectional transmission of signals in a plastic waveg...
Patent number
11,588,514
Issue date
Feb 21, 2023
Commissariat a l'Energie Atomique et Aux Energies Alternatives
Didier Belot
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Self-radiated loopback test procedure for millimeter wave antennas
Patent number
11,575,450
Issue date
Feb 7, 2023
QUALCOMM Incorporated
Gaurav Verma
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Systems and methods for tunable out-of-band interference mitigation
Patent number
11,515,906
Issue date
Nov 29, 2022
KUMU Networks, Inc.
Jung-il Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Metamaterial based power amplifier module
Patent number
11,502,653
Issue date
Nov 15, 2022
Skyworks Solutions, Inc.
Hanseung Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Elastic wave device, high frequency front-end circuit, and communic...
Patent number
11,482,984
Issue date
Oct 25, 2022
Murata Manufacturing Co., Ltd.
Masakazu Mimura
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Radio-frequency module and communication device
Patent number
11,483,019
Issue date
Oct 25, 2022
Murata Manufacturing Co., Ltd.
Motoji Tsuda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Vehicle and controlling method of the vehicle
Patent number
11,463,122
Issue date
Oct 4, 2022
Hyundai Motor Company
Jeong-gi Yun
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Front end module (FEM) with integrated functionality
Patent number
11,394,432
Issue date
Jul 19, 2022
Avago Technologies International Sales Pte. Limited
Richard Ruby
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Duplexer with balanced impedance ladder
Patent number
11,368,181
Issue date
Jun 21, 2022
Apple Inc.
Oliver Georg Dorn
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Methods and apparatus for enhanced transceiver performance using di...
Patent number
11,336,325
Issue date
May 17, 2022
Skyworks Solutions, Inc.
David Richard Pehlke
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Active duplexer
Patent number
11,296,664
Issue date
Apr 5, 2022
Skyworks Solutions, Inc.
Hanseung Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Radio with spatially-offset directional antenna sub-arrays
Patent number
11,271,613
Issue date
Mar 8, 2022
SKYLINE PARTNERS TECHNOLOGY LLC
David Andrew G. Lea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Radio frequency module
Patent number
11,251,829
Issue date
Feb 15, 2022
Murata Manufacturing Co., Ltd.
Tetsuro Harada
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for a radio frequency filter
Patent number
11,245,381
Issue date
Feb 8, 2022
Infineon Technologies AG
Stefan Helmut Schmalzl
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-frequency module and communication device
Patent number
11,239,876
Issue date
Feb 1, 2022
Murata Manufacturing Co., Ltd.
Dai Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Local oscillator synchronization for coherent phased-array system
Patent number
11,239,877
Issue date
Feb 1, 2022
AT&T Intellectual Property I, L.P.
Aditya Chopra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wireless communication method and device
Patent number
11,234,246
Issue date
Jan 25, 2022
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Zhi Zhang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Full-duplex single-panel antenna system for satellite and telecommu...
Patent number
11,211,967
Issue date
Dec 28, 2021
UTVATE Corporation
Stefan William Turkowski
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wide bandwidth digital pre-distortion (DPD) in a remote unit(s) for...
Patent number
11,190,230
Issue date
Nov 30, 2021
Corning Research & Development Corporation
Yury Abramov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
RADIO FREQUENCY MODULE AND COMMUNICATION DEVICE
Publication number
20240106465
Publication date
Mar 28, 2024
Murata Manufacturing Co., Ltd.
Atsushi ONO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPUTATION-BASED DETUNING OF COUPLED ANTENNAS
Publication number
20240097736
Publication date
Mar 21, 2024
QUALCOMM Incorporated
Adrianus VAN BEZOOIJEN
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DRIVER CIRCUIT, TRANSMITTER, AND COMMUNICATION SYSTEM
Publication number
20240097735
Publication date
Mar 21, 2024
SOCIONEXT INC.
Masatomo ICHIOKA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUPLEXER MEASUREMENT AND TUNING SYSTEMS
Publication number
20240080063
Publication date
Mar 7, 2024
Apple Inc.
Christof Pfannenmüller
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SYSTEMS AND METHODS FOR TUNABLE OUT-OF-BAND INTERFERENCE MITIGATION
Publication number
20230378994
Publication date
Nov 23, 2023
Kumu Networks, Inc.
Jung-il Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUPLEXER WITH BALANCED IMPEDANCE LADDER
Publication number
20230353188
Publication date
Nov 2, 2023
Apple Inc.
Oliver Georg Dorn
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Transmitter, Transceiver and Signal Transmission Method Therefor
Publication number
20230261689
Publication date
Aug 17, 2023
Beijing ESWIN Computing Technology Co., Ltd.
Yuan Gao
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SYSTEMS AND METHODS FOR REDUCING INTERFERENCE BETWEEN TRANSMITTED A...
Publication number
20230246667
Publication date
Aug 3, 2023
Apple Inc.
Ding Li
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRONIC DEVICE HAVING DIPLEXER OF STACKED STRUCTURE
Publication number
20230216534
Publication date
Jul 6, 2023
Samsung Electronics Co., LTD
Jonghyun PARK
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METAMATERIAL BASED POWER AMPLIFIER MODULE
Publication number
20230198484
Publication date
Jun 22, 2023
Skyworks Solutions, Inc.
Hanseung Lee
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
SELF-RADIATED LOOPBACK TEST PROCEDURE FOR MILLIMETER WAVE ANTENNAS
Publication number
20230171006
Publication date
Jun 1, 2023
QUALCOMM Incorporated
Gaurav VERMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
REDUCING IMPEDANCE MATCHING COMPONENTS IN FRONT END ARCHITECTURES F...
Publication number
20230163745
Publication date
May 25, 2023
Skyworks Solutions, Inc.
Jiunn-Sheng GUO
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
TRANSCEIVER AND OPERATING METHOD THEREOF
Publication number
20230155624
Publication date
May 18, 2023
POSTECH Research and Business Development
Namyoon Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS TO REDUCE INTERFERENCE IN A RADIO FREQUENCY DEVICE
Publication number
20230089303
Publication date
Mar 23, 2023
Apple Inc.
Vijaykrishnan Ramakrishnan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS TO REDUCE INTERFERENCE IN A RADIO FREQUENCY DEVICE
Publication number
20230089050
Publication date
Mar 23, 2023
Apple Inc.
Vijaykrishnan Ramakrishnan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIDE BAND ACTIVE ANTENNA SYSTEM RADIO
Publication number
20230085081
Publication date
Mar 16, 2023
Telefonaktiebolaget LM Ericsson (publ)
Jichang LIAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Passive Intermodulation Distortion Filtering
Publication number
20230071403
Publication date
Mar 9, 2023
QUALCOMM Incorporated
Rimon Mansour
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEMS AND METHODS FOR TUNABLE OUT-OF-BAND INTERFERENCE MITIGATION
Publication number
20230051798
Publication date
Feb 16, 2023
Kumu Networks, Inc.
Jung-il Choi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR CONTROLLING APERTURE SWITCH IN ENDC AND ELECTRONIC DEVIC...
Publication number
20230032872
Publication date
Feb 2, 2023
Samsung Electronics Co., Ltd.
Wonhyung HEO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELASTIC WAVE DEVICE, HIGH FREQUENCY FRONT-END CIRCUIT, AND COMMUNIC...
Publication number
20230006641
Publication date
Jan 5, 2023
Murata Manufacturing Co., Ltd.
Masakazu MIMURA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
ACTIVE DUPLEXER
Publication number
20220416738
Publication date
Dec 29, 2022
Skyworks Solutions, Inc.
Hanseung Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
FRONT END MODULE (FEM) WITH INTEGRATED FUNCTIONALITY
Publication number
20220345182
Publication date
Oct 27, 2022
Avago Technologies International Sales Pte. Limited
Richard Ruby
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
METHOD OF SYNCHRONIZING THE H AND V PHASE IN A DUAL-POLARIZED PHASE...
Publication number
20220337307
Publication date
Oct 20, 2022
Samsung Electronics Co., Ltd.
Xiaohua YU
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DUPLEXER WITH BALANCED IMPEDANCE LADDER
Publication number
20220311471
Publication date
Sep 29, 2022
Apple Inc.
Oliver Georg Dorn
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
FAST SRS ANTENNA PORT SWITCHING FOR FREQUENCY-DIVISION DUPLEXING
Publication number
20220231710
Publication date
Jul 21, 2022
Skyworks Solutions, Inc.
David Richard PEHLKE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO WITH SPATIALLY-OFFSET DIRECTIONAL ANTENNA SUB-ARRAYS
Publication number
20220190884
Publication date
Jun 16, 2022
SKYLINE PARTNERS TECHNOLOGY LLC
David Andrew G. Lea
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LOCAL OSCILLATOR SYNCHRONIZATION FOR COHERENT PHASED-ARRAY SYSTEM
Publication number
20220166458
Publication date
May 26, 2022
AT&T INTELLECTUAL PROPERTY I, L.P.
Aditya Chopra
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIDE BANDWIDTH DIGITAL PRE-DISTORTION (DPD) IN A REMOTE UNIT(S) FOR...
Publication number
20220085844
Publication date
Mar 17, 2022
Corning Research & Development Corporation
Yury Abramov
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR BIDIRECTIONAL TRANSMISSION OF SIGNALS IN A PLASTIC WAVEG...
Publication number
20220060214
Publication date
Feb 24, 2022
Commissariat A L'Energie Atomique et Aux Energies Alternatives
Didier BELOT
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FRONT END MODULE (FEM) WITH INTEGRATED FUNCTIONALITY
Publication number
20210409077
Publication date
Dec 30, 2021
Avago Technologies International Sales Pte. Limited
Richard Ruby
H03 - BASIC ELECTRONIC CIRCUITRY