FR2934738B1 - Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante. - Google Patents

Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante.

Info

Publication number
FR2934738B1
FR2934738B1 FR0804423A FR0804423A FR2934738B1 FR 2934738 B1 FR2934738 B1 FR 2934738B1 FR 0804423 A FR0804423 A FR 0804423A FR 0804423 A FR0804423 A FR 0804423A FR 2934738 B1 FR2934738 B1 FR 2934738B1
Authority
FR
France
Prior art keywords
wireless telephone
broad bandwidth
handheld
electroacoustic
chain
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
FR0804423A
Other languages
English (en)
Other versions
FR2934738A1 (fr
Inventor
Gilles Bourgoin
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.)
Sagemcom Broadband SAS
Original Assignee
Sagem Communications 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 Sagem Communications SAS filed Critical Sagem Communications SAS
Priority to FR0804423A priority Critical patent/FR2934738B1/fr
Priority to PCT/FR2009/000954 priority patent/WO2010015741A2/fr
Priority to BRPI0917244A priority patent/BRPI0917244A2/pt
Priority to US13/057,246 priority patent/US20110130175A1/en
Priority to CN200980134935.6A priority patent/CN102138319B/zh
Priority to EP09784322A priority patent/EP2311243A2/fr
Publication of FR2934738A1 publication Critical patent/FR2934738A1/fr
Application granted granted Critical
Publication of FR2934738B1 publication Critical patent/FR2934738B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
FR0804423A 2008-08-04 2008-08-04 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante. Expired - Fee Related FR2934738B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0804423A FR2934738B1 (fr) 2008-08-04 2008-08-04 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante.
PCT/FR2009/000954 WO2010015741A2 (fr) 2008-08-04 2009-07-30 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante
BRPI0917244A BRPI0917244A2 (pt) 2008-08-04 2009-07-30 aparelho telefônico sem fio combinado
US13/057,246 US20110130175A1 (en) 2008-08-04 2009-07-30 Cordless telephone handset having a wide passband electroacoustic chain
CN200980134935.6A CN102138319B (zh) 2008-08-04 2009-07-30 具有宽通频带电声学链的无绳电话手持机
EP09784322A EP2311243A2 (fr) 2008-08-04 2009-07-30 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0804423A FR2934738B1 (fr) 2008-08-04 2008-08-04 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante.

Publications (2)

Publication Number Publication Date
FR2934738A1 FR2934738A1 (fr) 2010-02-05
FR2934738B1 true FR2934738B1 (fr) 2011-07-29

Family

ID=40459257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0804423A Expired - Fee Related FR2934738B1 (fr) 2008-08-04 2008-08-04 Combine telephonique sans fil ayant une chaine electroacoustique a large bande passante.

Country Status (6)

Country Link
US (1) US20110130175A1 (fr)
EP (1) EP2311243A2 (fr)
CN (1) CN102138319B (fr)
BR (1) BRPI0917244A2 (fr)
FR (1) FR2934738B1 (fr)
WO (1) WO2010015741A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10491994B2 (en) * 2010-03-12 2019-11-26 Nokia Technologies Oy Methods and apparatus for adjusting filtering to adjust an acoustic feedback based on acoustic inputs
KR20130076250A (ko) * 2011-12-28 2013-07-08 삼성전자주식회사 스피커 장치를 위한 공명 구조를 갖는 전자 장치
CN113556647B (zh) * 2020-04-23 2022-11-22 华为技术有限公司 扬声器装置及其减少壳振的方法
CN113596672B (zh) * 2020-04-30 2022-11-22 华为技术有限公司 扬声器模组及电子设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69110530T2 (de) * 1990-04-20 1996-02-29 Matsushita Electric Ind Co Ltd Lautsprechersystem.
FR2755813B1 (fr) * 1996-11-14 1998-12-11 Alsthom Cge Alcatel Combine telephonique
GB2333004B (en) * 1997-12-31 2002-03-27 Nokia Mobile Phones Ltd Earpiece acoustics
US6493456B1 (en) * 2000-10-18 2002-12-10 Telefonaktiebolaget L.M. Ericsson Thin speaker assemblies including laterally offset resonator cavities and personal electronic devices including the same
JP2004129192A (ja) * 2002-07-29 2004-04-22 Hosiden Corp レシーバユニット
US7505602B2 (en) * 2003-02-28 2009-03-17 Sony Ericsson Mobile Communications Ab Mobile device with improved acoustic porting
US7529520B2 (en) * 2004-02-12 2009-05-05 Sony Ericsson Mobile Communications Ab Electro-acoustic transducer for a portable communication device
CN1997054A (zh) * 2006-01-03 2007-07-11 富准精密工业(深圳)有限公司 移动电话音箱结构
US8005517B2 (en) * 2006-10-25 2011-08-23 Lg Electronics Inc. Mobile communication device
US7578367B2 (en) * 2007-03-07 2009-08-25 Foxconn Technology Co., Ltd. Speaker set and electronic product incorporating the same

Also Published As

Publication number Publication date
WO2010015741A2 (fr) 2010-02-11
FR2934738A1 (fr) 2010-02-05
CN102138319B (zh) 2014-07-23
BRPI0917244A2 (pt) 2015-11-10
WO2010015741A3 (fr) 2010-04-01
EP2311243A2 (fr) 2011-04-20
CN102138319A (zh) 2011-07-27
US20110130175A1 (en) 2011-06-02

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Legal Events

Date Code Title Description
TP Transmission of property

Owner name: SAGEMCOM BROADBAND SAS, FR

Effective date: 20111215

PLFP Fee payment

Year of fee payment: 9

CD Change of name or company name

Owner name: SAGEMCOM BROADBAND SAS, FR

Effective date: 20160727

TP Transmission of property

Owner name: SAGEMCOM BROADBAND SAS, FR

Effective date: 20160727

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

ST Notification of lapse

Effective date: 20200406