DE69230311D1 - Fernsprechleitungsprüfeinheit mit einem lautfernsprecher für kommunikation - Google Patents

Fernsprechleitungsprüfeinheit mit einem lautfernsprecher für kommunikation

Info

Publication number
DE69230311D1
DE69230311D1 DE69230311T DE69230311T DE69230311D1 DE 69230311 D1 DE69230311 D1 DE 69230311D1 DE 69230311 T DE69230311 T DE 69230311T DE 69230311 T DE69230311 T DE 69230311T DE 69230311 D1 DE69230311 D1 DE 69230311D1
Authority
DE
Germany
Prior art keywords
speaker
communication
telephone line
test unit
line test
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
DE69230311T
Other languages
English (en)
Other versions
DE69230311T2 (de
Inventor
Geoffrey Parker
Andrew Hefley
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.)
Harris Corp
Original Assignee
Harris Corp
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 Harris Corp filed Critical Harris Corp
Publication of DE69230311D1 publication Critical patent/DE69230311D1/de
Application granted granted Critical
Publication of DE69230311T2 publication Critical patent/DE69230311T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/24—Arrangements for testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • 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
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
DE69230311T 1991-09-20 1992-09-18 Fernsprechleitungsprüfeinheit mit einem lautfernsprecher für kommunikation Expired - Fee Related DE69230311T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/763,274 US5193107A (en) 1991-09-20 1991-09-20 Speakerphone test set
PCT/US1992/007964 WO1993006681A1 (en) 1991-09-20 1992-09-18 Telephone line test set with a speakerphone for communications

Publications (2)

Publication Number Publication Date
DE69230311D1 true DE69230311D1 (de) 1999-12-23
DE69230311T2 DE69230311T2 (de) 2000-07-13

Family

ID=25067358

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230311T Expired - Fee Related DE69230311T2 (de) 1991-09-20 1992-09-18 Fernsprechleitungsprüfeinheit mit einem lautfernsprecher für kommunikation

Country Status (6)

Country Link
US (1) US5193107A (de)
EP (1) EP0558737B1 (de)
KR (1) KR100284384B1 (de)
CA (1) CA2096412C (de)
DE (1) DE69230311T2 (de)
WO (1) WO1993006681A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2146688A1 (en) * 1994-05-04 1995-11-05 Gregory Ciurpita Jr. Microphone/loudspeakers and systems using multiple microphone/loudspeakers
FR2754662B1 (fr) * 1996-10-14 1998-12-04 Henri Depaepe Sa Terminal de telecommunications d'essais
US6330306B1 (en) * 1999-08-23 2001-12-11 Paul C. Brown Test device for telephone lines
US6539384B1 (en) * 2000-06-02 2003-03-25 Bellsouth Intellectual Property Corporation Browser on test equipment
US20020146094A1 (en) * 2001-02-21 2002-10-10 Motion Technology, Inc. Data protective system for voice-band telecom test sets
US7603479B2 (en) 2005-02-02 2009-10-13 At&T Mobility Ii Llc Portable diagnostic device for trouble-shooting a wireless network and a method for trouble-shooting a wireless network
US9332344B2 (en) * 2013-06-13 2016-05-03 Turtle Beach Corporation Self-bias emitter circuit

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079210A (en) * 1977-05-11 1978-03-14 Bell Telephone Laboratories, Incorporated Ringing and testing control circuitry for communication systems
US4691336A (en) * 1986-10-10 1987-09-01 Harris Corporation Telephone test set having an auxiliary amplifier and speaker for permitting listening to line signals
SE455749B (sv) * 1986-12-09 1988-08-01 Ericsson Telefon Ab L M Anordning vid en hogtalareforsedd telefonapparat for att effektforsorja en till hogtalaren ansluten hogtalareforsterkare
US5025466A (en) * 1990-03-13 1991-06-18 Communications Manufacturing Company Telephone test instrument

Also Published As

Publication number Publication date
CA2096412A1 (en) 1993-03-21
DE69230311T2 (de) 2000-07-13
KR930703781A (ko) 1993-11-30
EP0558737A1 (de) 1993-09-08
EP0558737A4 (de) 1994-01-05
WO1993006681A1 (en) 1993-04-01
EP0558737B1 (de) 1999-11-17
CA2096412C (en) 2002-05-14
US5193107A (en) 1993-03-09
KR100284384B1 (ko) 2001-03-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE RUFF, WILHELM, BEIER, DAUSTER & PARTNER, 70173 STUTTGART

8339 Ceased/non-payment of the annual fee