FR2979042B1 - Coupleur differentiel - Google Patents

Coupleur differentiel

Info

Publication number
FR2979042B1
FR2979042B1 FR1157304A FR1157304A FR2979042B1 FR 2979042 B1 FR2979042 B1 FR 2979042B1 FR 1157304 A FR1157304 A FR 1157304A FR 1157304 A FR1157304 A FR 1157304A FR 2979042 B1 FR2979042 B1 FR 2979042B1
Authority
FR
France
Prior art keywords
differential coupler
coupler
differential
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR1157304A
Other languages
English (en)
Other versions
FR2979042A1 (fr
Inventor
Eric Colleoni
Hilal Ezzeddine
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STMicroelectronics Tours SAS
Original Assignee
STMicroelectronics Tours SAS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by STMicroelectronics Tours SAS filed Critical STMicroelectronics Tours SAS
Priority to FR1157304A priority Critical patent/FR2979042B1/fr
Priority to US13/571,739 priority patent/US8981870B2/en
Publication of FR2979042A1 publication Critical patent/FR2979042A1/fr
Application granted granted Critical
Publication of FR2979042B1 publication Critical patent/FR2979042B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
    • H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced with unbalanced lines or devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/12—Coupling devices having more than two ports
    • H01P5/16—Conjugate devices, i.e. devices having at least one port decoupled from one other port
    • H01P5/18—Conjugate devices, i.e. devices having at least one port decoupled from one other port consisting of two coupled guides, e.g. directional couplers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0264—Arrangements for coupling to transmission lines
    • H04L25/0272—Arrangements for coupling to multiple lines, e.g. for differential transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/30—Reducing interference caused by unbalance current in a normally balanced line
FR1157304A 2011-08-11 2011-08-11 Coupleur differentiel Expired - Fee Related FR2979042B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1157304A FR2979042B1 (fr) 2011-08-11 2011-08-11 Coupleur differentiel
US13/571,739 US8981870B2 (en) 2011-08-11 2012-08-10 Differential coupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1157304A FR2979042B1 (fr) 2011-08-11 2011-08-11 Coupleur differentiel

Publications (2)

Publication Number Publication Date
FR2979042A1 FR2979042A1 (fr) 2013-02-15
FR2979042B1 true FR2979042B1 (fr) 2014-03-07

Family

ID=44897958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1157304A Expired - Fee Related FR2979042B1 (fr) 2011-08-11 2011-08-11 Coupleur differentiel

Country Status (2)

Country Link
US (1) US8981870B2 (fr)
FR (1) FR2979042B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3004007A1 (fr) * 2013-03-29 2014-10-03 St Microelectronics Tours Sas Coupleur large bande
US9209839B2 (en) * 2013-04-17 2015-12-08 Broadcom Corporation Method of antenna impedance mismatch compensation based on time-to-digital converter phase estimation
JP6163383B2 (ja) * 2013-08-19 2017-07-12 学校法人慶應義塾 方向性結合器及びそれを備える通信装置
US9647314B1 (en) * 2014-05-07 2017-05-09 Marvell International Ltd. Structure of dual directional couplers for multiple-band power amplifiers
US10181631B2 (en) 2017-05-12 2019-01-15 Psemi Corporation Compact low loss signal coupler
CN108832246B (zh) * 2018-06-15 2021-01-01 南通大学 一种四相功分器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5363071A (en) * 1993-05-04 1994-11-08 Motorola, Inc. Apparatus and method for varying the coupling of a radio frequency signal
US5790527A (en) * 1994-12-20 1998-08-04 Research Triangle Park Trunked radio frequency communication system for accommodating both frequency and time division based RF communications
JP3576754B2 (ja) * 1997-03-31 2004-10-13 日本電信電話株式会社 バラン回路及びバランス型周波数変換器
EP1416575A1 (fr) * 2002-10-30 2004-05-06 STMicroelectronics S.A. Transformateur à changement de mode
US7250828B2 (en) * 2005-03-16 2007-07-31 Tdk Corporation Compact balun
FR2923950B1 (fr) * 2007-11-20 2010-03-12 St Microelectronics Tours Sas Coupleur bidirectionnel integre.
US8653904B2 (en) * 2010-06-25 2014-02-18 Tdk Corporation Thin film balun

Also Published As

Publication number Publication date
US8981870B2 (en) 2015-03-17
FR2979042A1 (fr) 2013-02-15
US20130038403A1 (en) 2013-02-14

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20150430