NL148760B - Draagbaar radioapparaat. - Google Patents

Draagbaar radioapparaat.

Info

Publication number
NL148760B
NL148760B NL656500282A NL6500282A NL148760B NL 148760 B NL148760 B NL 148760B NL 656500282 A NL656500282 A NL 656500282A NL 6500282 A NL6500282 A NL 6500282A NL 148760 B NL148760 B NL 148760B
Authority
NL
Netherlands
Prior art keywords
radio device
portable radio
portable
radio
Prior art date
Application number
NL656500282A
Other languages
English (en)
Dutch (nl)
Other versions
NL6500282A (es
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
Priority claimed from US337347A external-priority patent/US3345568A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of NL6500282A publication Critical patent/NL6500282A/xx
Publication of NL148760B publication Critical patent/NL148760B/xx

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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/3833—Hand-held transceivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
  • Casings For Electric Apparatus (AREA)
  • Transceivers (AREA)
  • Telephone Set Structure (AREA)
NL656500282A 1964-01-13 1965-01-11 Draagbaar radioapparaat. NL148760B (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US337348A US3306990A (en) 1964-01-13 1964-01-13 Microphone and speaker structure for miniature receiver and transmitter
US337347A US3345568A (en) 1964-01-13 1964-01-13 Transistorized portable radio transmitter-receiver structure

Publications (2)

Publication Number Publication Date
NL6500282A NL6500282A (es) 1965-07-14
NL148760B true NL148760B (nl) 1976-02-16

Family

ID=26990650

Family Applications (1)

Application Number Title Priority Date Filing Date
NL656500282A NL148760B (nl) 1964-01-13 1965-01-11 Draagbaar radioapparaat.

Country Status (7)

Country Link
US (1) US3306990A (es)
BE (1) BE657879A (es)
DE (1) DE1933666U (es)
FR (1) FR1419470A (es)
GB (1) GB1045320A (es)
LU (1) LU47715A1 (es)
NL (1) NL148760B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763434A (en) * 1972-03-02 1973-10-02 Motorola Inc Battery connecting structure for portable device
JPS5330897Y2 (es) * 1974-05-13 1978-08-02
US4032844A (en) * 1974-12-28 1977-06-28 General Research Of Electronics, Inc. Combination microphone, speaker, and control unit for a radio transceiver
US3938618A (en) * 1975-03-18 1976-02-17 Motorola, Inc. Speaker grille screen and mounting structure
CH642504A5 (en) * 1981-06-01 1984-04-13 Asulab Sa Hybrid electroacoustic transducer
US4550429A (en) * 1983-06-03 1985-10-29 Motorola, Inc. Shock absorbing transducer module
US4682363A (en) * 1985-05-23 1987-07-21 Jerry Goldfarb Amphibious personal audio system
FR2748627B1 (fr) * 1996-05-07 1998-08-07 Peugeot Grille de haut-parleur formant cache et vehicule automobile equipe de cette grille
US5721787A (en) * 1997-01-13 1998-02-24 Motorola, Inc. Speaker porting for a communication device
US8213660B2 (en) * 2006-04-07 2012-07-03 Research In Motion Limited Shielded microphone for mobile communications device
US9807481B2 (en) * 2014-09-24 2017-10-31 James Thomas O'Keeffe Smart speaker with multifunctional faceplate and local environment sensing
US10755871B2 (en) 2014-09-24 2020-08-25 James Thomas O'Keeffe Smart speaker with interactive speaker grille
US10779067B2 (en) * 2018-12-20 2020-09-15 Motorola Solutions, Inc. Systems for reducing wind-induced noise and water infiltration in communication devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1196562A (en) * 1915-04-09 1916-08-29 Herbert E Lynch Telephone instrument.
US1201060A (en) * 1916-05-18 1916-10-10 Internat Callophone Corp Sound transmitting and reproducing unit.
US1460034A (en) * 1921-08-24 1923-06-26 Telephone Mfg Co Ltd Telephone transmitter
US1772198A (en) * 1921-07-13 1930-08-05 Andersson Ringhald Per Alfred Telephone
US2485405A (en) * 1944-04-21 1949-10-18 Stromberg Carlson Co Dipole microphone
FR1273401A (fr) * 1960-08-26 1961-10-13 Charbonnages De France Appareil de radiophonie portatif à transistors

Also Published As

Publication number Publication date
LU47715A1 (es) 1965-03-04
NL6500282A (es) 1965-07-14
DE1933666U (de) 1966-03-03
BE657879A (es) 1965-04-30
US3306990A (en) 1967-02-28
FR1419470A (fr) 1965-11-26
GB1045320A (en) 1966-10-12

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Legal Events

Date Code Title Description
VJC Lapsed due to non-payment of the due maintenance fee for the patent or patent application
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: MOTOROLA