AR193005A1 - Radio portatil provista con bocina acustica - Google Patents

Radio portatil provista con bocina acustica

Info

Publication number
AR193005A1
AR193005A1 AR245878A AR24587872A AR193005A1 AR 193005 A1 AR193005 A1 AR 193005A1 AR 245878 A AR245878 A AR 245878A AR 24587872 A AR24587872 A AR 24587872A AR 193005 A1 AR193005 A1 AR 193005A1
Authority
AR
Argentina
Prior art keywords
portable radio
acoustic horn
supplied
radio supplied
horn
Prior art date
Application number
AR245878A
Other languages
English (en)
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of AR193005A1 publication Critical patent/AR193005A1/es

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/08—Constructional details, e.g. cabinet
    • H04B1/086—Portable receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
  • Structure Of Receivers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
AR245878A 1972-01-10 1972-12-27 Radio portatil provista con bocina acustica AR193005A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21667472A 1972-01-10 1972-01-10

Publications (1)

Publication Number Publication Date
AR193005A1 true AR193005A1 (es) 1973-03-21

Family

ID=22808038

Family Applications (1)

Application Number Title Priority Date Filing Date
AR245878A AR193005A1 (es) 1972-01-10 1972-12-27 Radio portatil provista con bocina acustica

Country Status (6)

Country Link
US (1) US3748583A (es)
JP (1) JPS4881411A (es)
AR (1) AR193005A1 (es)
CA (1) CA970285A (es)
DE (2) DE7300350U (es)
GB (1) GB1369162A (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5341011U (es) * 1976-09-14 1978-04-10
DE2647439C2 (de) * 1976-10-21 1982-10-21 Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt Schallsignalgeber, insbesondere für Kraftfahrzeuge
US4089044A (en) * 1977-03-15 1978-05-09 Motorola, Inc. Housing assembly for miniaturized battery operated electrical apparatus
DE3230282A1 (de) * 1982-08-14 1984-02-16 Standard Elektrik Lorenz Ag, 7000 Stuttgart Elektrisches geraet mit einem gehaeuse und einem die gehaeusewand durchsetzenden schiebeschalter
CA1233883A (en) * 1983-01-18 1988-03-08 Nec Corporation Housing assembly for portable radio apparatus with one-piece base-plate and battery container
US4525872A (en) * 1983-06-27 1985-06-25 Zochowski John S Amplifier
US4775083A (en) * 1987-02-02 1988-10-04 Motorola, Inc. Portable radio carrying case
JP2567148B2 (ja) * 1990-11-20 1996-12-25 日本電気株式会社 無線選択呼出受信機
DE4228632C1 (es) * 1992-08-28 1993-07-29 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De
GB9604140D0 (en) * 1996-02-27 1996-05-01 Spanswick Keith A Radiation measuring apparatus
US5832079A (en) * 1996-05-03 1998-11-03 Ericsson Inc. Acoustic horn for use in cellular flip phones
US5890072A (en) * 1996-11-07 1999-03-30 Ericsson, Inc. Radiotelephone having a non-resonant wave guide acoustically coupled to a microphone
US5963640A (en) * 1996-11-07 1999-10-05 Ericsson, Inc. Radiotelephone having an acoustical wave guide coupled to a speaker
DE19841061A1 (de) * 1998-09-09 2000-03-16 Bosch Gmbh Robert Akustik bei tragbaren Telefonen
CN1292194A (zh) * 1998-11-04 2001-04-18 皇家菲利浦电子有限公司 带有扬声器的移动电话
US7733659B2 (en) * 2006-08-18 2010-06-08 Delphi Technologies, Inc. Lightweight audio system for automotive applications and method
US8483420B2 (en) * 2010-12-07 2013-07-09 Samsung Electronics Co., Ltd. Docking station having structure for sound amplification and sound quality enhancement
US9232030B2 (en) 2012-09-11 2016-01-05 Matthew Freshman Amplifying cover for a portable audio device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1532811A (en) * 1924-08-29 1925-04-07 Graham Edward Alfred Cabinet for use with sound-reproducing devices
US3249873A (en) * 1963-05-22 1966-05-03 Gen Motors Corp Miniaturized helmet exponential horn speaker for a portable radio receiver
US3693089A (en) * 1971-05-20 1972-09-19 Motorola Inc Housing assembly for miniature radio apparatus with self contained battery

Also Published As

Publication number Publication date
DE2300502A1 (de) 1973-07-26
DE2300502C3 (de) 1976-01-08
AU5059372A (en) 1973-09-20
DE7300350U (de) 1973-05-03
US3748583A (en) 1973-07-24
JPS4881411A (es) 1973-10-31
GB1369162A (en) 1974-10-02
DE2300502B2 (de) 1975-05-28
CA970285A (en) 1975-07-01

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