SG120211A1 - Two-way audio communication device and method of manufacturing - Google Patents

Two-way audio communication device and method of manufacturing

Info

Publication number
SG120211A1
SG120211A1 SG200407921A SG200407921A SG120211A1 SG 120211 A1 SG120211 A1 SG 120211A1 SG 200407921 A SG200407921 A SG 200407921A SG 200407921 A SG200407921 A SG 200407921A SG 120211 A1 SG120211 A1 SG 120211A1
Authority
SG
Singapore
Prior art keywords
manufacturing
communication device
audio communication
way audio
way
Prior art date
Application number
SG200407921A
Inventor
Guo Changhong
Original Assignee
Guo Hefang
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 Guo Hefang filed Critical Guo Hefang
Publication of SG120211A1 publication Critical patent/SG120211A1/en

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
    • H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
    • H04M1/0254—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets comprising one or a plurality of mechanically detachable modules
    • H04M1/0258—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets comprising one or a plurality of mechanically detachable modules for a headset device
    • 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
    • H04M1/15—Protecting or guiding telephone cords
    • 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
    • H04M1/6041—Portable telephones adapted for handsfree use
    • H04M1/6058—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
SG200407921A 2004-08-12 2004-12-31 Two-way audio communication device and method of manufacturing SG120211A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/918,034 US20060035684A1 (en) 2004-08-12 2004-08-12 Two-way audio communication device and method of manufacturing

Publications (1)

Publication Number Publication Date
SG120211A1 true SG120211A1 (en) 2006-03-28

Family

ID=35800634

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200407921A SG120211A1 (en) 2004-08-12 2004-12-31 Two-way audio communication device and method of manufacturing

Country Status (2)

Country Link
US (1) US20060035684A1 (en)
SG (1) SG120211A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7471467B1 (en) * 2005-03-10 2008-12-30 Bruce Kalwa Cell phone/magnification system
JP5061650B2 (en) * 2007-02-28 2012-10-31 ソニー株式会社 Electronic equipment unit
DE202007009271U1 (en) * 2007-07-02 2007-10-04 Lin, Pi-Fen Handsfree phone for wireless networks
FI122482B (en) * 2009-11-30 2012-02-15 Ihf Finland Oy With radio technology in a cellular radio network operating device and with this attachable hands-free device
KR101303274B1 (en) * 2010-11-04 2013-09-03 신지앙 티안디 그룹 Built-in type expansion and contraction earphone structure, and terminal device

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5724667A (en) * 1993-11-19 1998-03-03 Sony Corporation Portable telephone having removable transducer
GB2331889A (en) * 1997-11-28 1999-06-02 Nec Corp Cellular telephone having an additional earphone/microphone
GB2354755A (en) * 1999-09-28 2001-04-04 Azam Khan Cable storage arrangement for electronic apparatus
WO2001052505A1 (en) * 2000-01-13 2001-07-19 Micro M's Inc. Portable radio phone with winding cord type earphone
WO2002003663A2 (en) * 2000-07-06 2002-01-10 Robert James Donaldson Retractable hands free device
US20030060241A1 (en) * 2001-09-24 2003-03-27 Loprete Joseph A. Portable radiotelephone apparatus
AU2004100381A4 (en) * 2004-05-21 2004-07-01 Finlay, Richard John Mr Mobile phone coil retractable hands free device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984645A (en) * 1974-12-02 1976-10-05 Kresch Warren J Lightweight headset and retractable cord spool
US4942617A (en) * 1988-12-22 1990-07-17 Mark Boylan Earphone cord take-up device
US5339461A (en) * 1991-09-20 1994-08-16 Luplow Harley M Compact radio frequency receiver having take-up spool housed earphone conductors
US5819183A (en) * 1994-06-20 1998-10-06 Microtalk Technologies Low-feedback compact wireless telephone
US6131042A (en) * 1998-05-04 2000-10-10 Lee; Chang Combination cellular telephone radio receiver and recorder mechanism for vehicles
US6144864A (en) * 1998-10-16 2000-11-07 Ericsson Inc. Voice communication for handheld computing devices
AUPQ204099A0 (en) * 1999-08-05 1999-08-26 Amtel Technology Pty Ltd Attachment device for a mobile phone or the like
US6374126B1 (en) * 1999-11-10 2002-04-16 Ericsson Inc. Hands-free headset with stowable stereo earpiece
US6731956B2 (en) * 2001-03-26 2004-05-04 Tania W. Hanna Retractable cord for a mobile phone or other wireless device
US20020193151A1 (en) * 2001-04-16 2002-12-19 Edreich David B. Cell phone retractable earpiece

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5724667A (en) * 1993-11-19 1998-03-03 Sony Corporation Portable telephone having removable transducer
GB2331889A (en) * 1997-11-28 1999-06-02 Nec Corp Cellular telephone having an additional earphone/microphone
GB2354755A (en) * 1999-09-28 2001-04-04 Azam Khan Cable storage arrangement for electronic apparatus
WO2001052505A1 (en) * 2000-01-13 2001-07-19 Micro M's Inc. Portable radio phone with winding cord type earphone
WO2002003663A2 (en) * 2000-07-06 2002-01-10 Robert James Donaldson Retractable hands free device
US20030060241A1 (en) * 2001-09-24 2003-03-27 Loprete Joseph A. Portable radiotelephone apparatus
AU2004100381A4 (en) * 2004-05-21 2004-07-01 Finlay, Richard John Mr Mobile phone coil retractable hands free device

Also Published As

Publication number Publication date
US20060035684A1 (en) 2006-02-16

Similar Documents

Publication Publication Date Title
GB2443989B (en) Audio device and method
EP1788740A4 (en) Radio communication device and radio communication method
EP1667367A4 (en) Radio communication method and radio communication device
EP1926083A4 (en) Audio encoding device and audio encoding method
HK1101735A1 (en) Communication device and method
EP1860789A4 (en) Communication device and communication method
GB2438355B (en) A communication system and a method of providing communication services
EP1754307A4 (en) Companion microphone system and method
IL185001A0 (en) Wireless communications device providing enhanced block equalization and related methods
EP1906707A4 (en) Audio transmission system and communication conference device
EP1768328A4 (en) Packet transmission method and packet transmission device
EP1865736A4 (en) Wireless communication device and wireless communication method
EP1804404A4 (en) Communication device and scheduling method
EP1891750A4 (en) Communications method and device
EP1760978A4 (en) Radio communication device and radio communication method
EP1876586A4 (en) Audio encoding device and audio encoding method
EP1805790A4 (en) Hemt device and method of making
EP1876585A4 (en) Audio encoding device and audio encoding method
EP1950992A4 (en) Communication device and communication method
EP1794900A4 (en) Method and system of radio communications
EP1804953A4 (en) Filter and method of making
EP1679830A4 (en) Radio communication method and radio communication device
EP1855405A4 (en) Communication device and communication method
SG129309A1 (en) Method and system of wireless communication between devices
EP1933305A4 (en) Audio encoding device and audio encoding method