KR920700508A - 코드리스(cordless) 확성전화기 - Google Patents

코드리스(cordless) 확성전화기

Info

Publication number
KR920700508A
KR920700508A KR1019900702315A KR900702315A KR920700508A KR 920700508 A KR920700508 A KR 920700508A KR 1019900702315 A KR1019900702315 A KR 1019900702315A KR 900702315 A KR900702315 A KR 900702315A KR 920700508 A KR920700508 A KR 920700508A
Authority
KR
South Korea
Prior art keywords
public telephone
cordless
cordless public
telephone
public
Prior art date
Application number
KR1019900702315A
Other languages
English (en)
Other versions
KR940006004B1 (ko
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 filed Critical
Publication of KR920700508A publication Critical patent/KR920700508A/ko
Application granted granted Critical
Publication of KR940006004B1 publication Critical patent/KR940006004B1/ko

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
    • H04M1/11—Supports for sets, e.g. incorporating armrests
    • H04M1/12—Adjustable supports, e.g. extensible
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/62—Constructional arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/725—Cordless telephones
    • H04M1/72502—Cordless telephones with one base station connected to a single line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
    • H04M1/724—User interfaces specially adapted for cordless or mobile telephones
    • H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
    • H04M1/72442—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality for playing music files

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephone Set Structure (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1019900702315A 1989-02-23 1990-02-21 코드리스 확성전화기 KR940006004B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP4407389 1989-02-23
JP1-044073 1989-02-23
JP20144389 1989-08-04
JP1-201443 1989-08-04
PCT/JP1990/000206 WO1990010347A1 (fr) 1989-02-23 1990-02-21 Telephone a haut-parleur sans fil

Publications (2)

Publication Number Publication Date
KR920700508A true KR920700508A (ko) 1992-02-19
KR940006004B1 KR940006004B1 (ko) 1994-06-30

Family

ID=26383918

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900702315A KR940006004B1 (ko) 1989-02-23 1990-02-21 코드리스 확성전화기

Country Status (5)

Country Link
US (1) US5138651A (ko)
KR (1) KR940006004B1 (ko)
CA (1) CA2027586C (ko)
DE (1) DE4090272C2 (ko)
WO (1) WO1990010347A1 (ko)

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US7119750B2 (en) * 1993-04-27 2006-10-10 Broadcom Corporation Radio transceiver card communicating in a plurality of frequency bands
US7469150B2 (en) * 1993-04-27 2008-12-23 Broadcom Corporation Radio card having independent antenna interface supporting antenna diversity
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US6501836B1 (en) * 1994-09-09 2002-12-31 Compaq Computer Corporation Audio system for a personal computer
US5633943A (en) * 1994-09-09 1997-05-27 Compaq Computer Corporation Audio system for a personal computer
JP3417083B2 (ja) * 1994-10-04 2003-06-16 セイコーエプソン株式会社 携帯用無線機
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US6980085B1 (en) * 1997-08-18 2005-12-27 Micron Technology, Inc. Wireless communication devices and methods of forming and operating the same
US6339385B1 (en) 1997-08-20 2002-01-15 Micron Technology, Inc. Electronic communication devices, methods of forming electrical communication devices, and communication methods
US5912967A (en) * 1997-09-11 1999-06-15 3Com Corp. Speaker-phone assembly and method
US6016346A (en) * 1997-10-21 2000-01-18 3Com Corporation Low-profile speakerphone with downward oriented microphone configuration
IT246029Y1 (it) * 1998-02-26 2002-03-26 Pool S R L Apparecchio telefonico ricetrasmittente del tipo a rete mobile
US6133836A (en) * 1998-02-27 2000-10-17 Micron Technology, Inc. Wireless communication and identification packages, communication systems, methods of communicating, and methods of forming a communication device
US6768914B1 (en) * 1998-08-31 2004-07-27 Skyworks Solutions, Inc. Full-duplex speakerphone with wireless microphone
US6760600B2 (en) * 1999-01-27 2004-07-06 Gateway, Inc. Portable communication apparatus
US6321080B1 (en) * 1999-03-15 2001-11-20 Lucent Technologies, Inc. Conference telephone utilizing base and handset transducers
US6411828B1 (en) * 1999-03-19 2002-06-25 Ericsson Inc. Communications devices and methods that operate according to communications device orientations determined by reference to gravitational sensors
US6169912B1 (en) 1999-03-31 2001-01-02 Pericom Semiconductor Corp. RF front-end with signal cancellation using receiver signal to eliminate duplexer for a cordless phone
GB9919668D0 (en) * 1999-08-20 1999-10-20 Koninkl Philips Electronics Nv Elongate personal communications apparatus
JP2001177433A (ja) * 1999-12-21 2001-06-29 Murata Mfg Co Ltd 高周波複合部品及び移動体通信装置
US6714136B1 (en) * 2000-08-14 2004-03-30 Computime, Ltd. Alarm clock with remote control function
US6437746B1 (en) * 2000-11-14 2002-08-20 Northrop Grumman Corp Cellular telephone antenna array
US6559806B1 (en) * 2000-12-29 2003-05-06 Bellsouth Intellectual Property Corporation Motorized antenna pointing device
US20020083574A1 (en) 2000-12-29 2002-07-04 Matz William R. Method for aligning an antenna with a satellite
US6753823B2 (en) 2000-12-29 2004-06-22 Bellsouth Intellectual Property Corporation Antenna with integral alignment devices
US6683581B2 (en) * 2000-12-29 2004-01-27 Bellsouth Intellectual Property Corporation Antenna alignment devices
US6799364B2 (en) 2000-12-29 2004-10-05 Bellsouth Intellectual Property Corporation Antenna aligning methods
US6587682B2 (en) * 2001-01-18 2003-07-01 Polycom, Inc. Signal routing for reduced power consumption in a conferencing system
US6903693B1 (en) * 2002-11-15 2005-06-07 Plantronics, Inc. Bifurcated inverted F antenna
US6856287B2 (en) * 2003-04-17 2005-02-15 The Mitre Corporation Triple band GPS trap-loaded inverted L antenna array
US7385555B2 (en) * 2004-11-12 2008-06-10 The Mitre Corporation System for co-planar dual-band micro-strip patch antenna
US20070047731A1 (en) * 2005-08-31 2007-03-01 Acoustic Technologies, Inc. Clipping detector for echo cancellation
JP4929740B2 (ja) * 2006-01-31 2012-05-09 ヤマハ株式会社 音声会議装置
JP4659713B2 (ja) * 2006-09-27 2011-03-30 京セラ株式会社 音響装置、携帯端末装置および置き台
US20090006229A1 (en) * 2007-06-28 2009-01-01 Embarq Holdings Company, Llc System and method for telephony billing codes
US8355486B2 (en) * 2007-10-31 2013-01-15 Centurylink Intellectual Property Llc System and method for inbound call billing
US8224305B2 (en) * 2007-10-31 2012-07-17 Centurylink Intellectual Property Llc System and method for extending conference communications access to local participants
US8611510B2 (en) * 2007-12-20 2013-12-17 Centurylink Intellectual Property Llc System and method for guest voicemail box
JP5515672B2 (ja) * 2009-11-20 2014-06-11 日本電気株式会社 携帯端末
CN107426419A (zh) * 2017-07-05 2017-12-01 瑞声科技（南京）有限公司 工作模式切换系统、切换方法及应用该系统的移动终端
JP6632043B1 (ja) * 2019-03-13 2020-01-15 Ｎｅｃプラットフォームズ株式会社 電話装置及び電話装置の制御方法

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US2093158A (en) * 1935-04-20 1937-09-14 Pratt Harry Preston Selective receiving apparatus for wireless telephone or telegraph sets
FR981271A (fr) * 1943-03-27 1951-05-24 Poste téléphonique à haut-parleur muni d'un microphone monté sur un support extensible et orientable
US2840694A (en) * 1953-05-08 1958-06-24 Rca Corp Portable radio transmitter with combination microphone horn and antenna
US3247515A (en) * 1963-03-04 1966-04-19 Northrop Corp Low profile antenna
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US3993998A (en) * 1975-06-06 1976-11-23 Kimmett James P Directional loop antenna with plural dielectric coverings
DE2640324A1 (de) * 1976-09-08 1978-03-09 Kock Einrichtung zur gewinnung eines elektrischen nutzsignales
JPS5850965B2 (ja) * 1976-10-14 1983-11-14 花王株式会社 パ−キンソン病治療薬
US4078155A (en) * 1977-01-17 1978-03-07 Northern Telecom Limited Telephone apparatus for use in a conference room
JPS5748852A (en) * 1980-09-08 1982-03-20 Fujitsu Ltd Telephone set with loudspeaker
JPS57148452A (en) * 1981-03-11 1982-09-13 Yuniden Kk Control system for transmitting and receiving line of hand-free telephone set
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DE3412851C2 (de) * 1984-04-03 1993-10-07 Bosch Gmbh Robert Schnurloses Telefon
JPS60242738A (ja) * 1984-05-17 1985-12-02 Sony Corp コ−ドレステレホン
US4679233A (en) * 1985-08-30 1987-07-07 Motorola, Inc. Microphone

Also Published As

Publication number Publication date
US5138651A (en) 1992-08-11
WO1990010347A1 (fr) 1990-09-07
CA2027586C (en) 1995-08-22
CA2027586A1 (en) 1990-08-24
KR940006004B1 (ko) 1994-06-30
DE4090272C2 (de) 1995-02-23

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee