GB8518100D0 - Headset - Google Patents

Headset

Info

Publication number
GB8518100D0
GB8518100D0 GB858518100A GB8518100A GB8518100D0 GB 8518100 D0 GB8518100 D0 GB 8518100D0 GB 858518100 A GB858518100 A GB 858518100A GB 8518100 A GB8518100 A GB 8518100A GB 8518100 D0 GB8518100 D0 GB 8518100D0
Authority
GB
United Kingdom
Prior art keywords
headset
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.)
Granted
Application number
GB858518100A
Other versions
GB2162403B (en
GB2162403A (en
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.)
AKG Acoustics GmbH
Original Assignee
AKG Akustische und Kino Geraete GmbH
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 AKG Akustische und Kino Geraete GmbH filed Critical AKG Akustische und Kino Geraete GmbH
Publication of GB8518100D0 publication Critical patent/GB8518100D0/en
Publication of GB2162403A publication Critical patent/GB2162403A/en
Application granted granted Critical
Publication of GB2162403B publication Critical patent/GB2162403B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones
    • 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
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB08518100A 1984-07-18 1985-07-18 A headset Expired GB2162403B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT232584A AT379927B (en) 1984-07-18 1984-07-18 LIGHTWEIGHT HEADSET

Publications (3)

Publication Number Publication Date
GB8518100D0 true GB8518100D0 (en) 1985-08-21
GB2162403A GB2162403A (en) 1986-01-29
GB2162403B GB2162403B (en) 1988-04-20

Family

ID=3532263

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08518100A Expired GB2162403B (en) 1984-07-18 1985-07-18 A headset

Country Status (3)

Country Link
AT (1) AT379927B (en)
DE (1) DE3525334C2 (en)
GB (1) GB2162403B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4782527A (en) * 1986-09-30 1988-11-01 Williamson Alfred T Telephone head/hand set
CH679720A5 (en) * 1989-08-05 1992-03-31 Erwin Meister

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE955247C (en) * 1953-08-11 1957-05-29 Guenther Kurtze Dipl Phys Dr One-dimensional directional element for electroacoustic transducers
SE312358B (en) * 1966-05-13 1969-07-14 A Andersson
US3548118A (en) * 1969-07-03 1970-12-15 Pacific Plantronics Inc Self-supporting headset
GB1363723A (en) * 1971-05-17 1974-08-14 Amplivox Communications Ltd Earphone assemblies
GB1495292A (en) * 1974-02-20 1977-12-14 Industrial Research Prod Inc Acoustic transmission systems for electro-acoustic transducers

Also Published As

Publication number Publication date
GB2162403B (en) 1988-04-20
DE3525334A1 (en) 1986-01-30
GB2162403A (en) 1986-01-29
DE3525334C2 (en) 1993-11-11
ATA232584A (en) 1985-07-15
AT379927B (en) 1986-03-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940718