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Portable telephone with speakerphone
| Details |
Inventors: Fishman, David A.;
Assignee: Lucent Technologies Inc. (Murray Hill, NJ)
Primary Examiner: Chiang; Jack K.
Assistant Examiner:
Attorney, Agent or Firm:
A portable telephone includes a telephone body; a circuit mounted in the telephone body for receiving a signal and for supplying a signal for transmission; and a bass reflex speaker connected with the telephone body and the circuit for radiating an audio signal therefrom in response to the transmitted signal, the bass reflex speaker including a housing connected to the telephone body, an opening in the housing, a speaker mounted in the opening of the housing and connected to the circuit for radiating an audio signal outwardly of the housing in response to the received signal, a tuned port in the housing for radiating a back wave audio signal of the speaker therethrough, a tube in the housing and connected with the tuned port for enhancing tuning of the tuned port, a pressure switch for activating the bass reflex speaker to radiate the audio signal when the telephone body is positioned on a surface in an upright position, and a volume control connected to the circuit and which controls a volume of the audio signal radiated from the bass reflex speaker. |
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DETAILED DESCRIPTION What is claimed is: 1.
A portable telephone comprising: a telephone body having a bottom external surface; a circuit mounted in the telephone body for receiving a signal and for supplying a signal for transmission; said telephone body including a bass reflex speaker, connected with said circuit, for radiating sound waves therefrom in response to said received signal to permit hands-free operation; and a pressure activated switch disposed on said bottom external surface such that said pressure activated switch is switched from an off setting to an on setting for activating said bass reflex speaker when said telephone body is disposed upon a supporting surface with said bottom external surface engaging said supporting surface.
2.
A portable telephone according to claim 1 wherein said bass reflex speaker includes a housing forming a portion of said telephone body, said housing being detachably connected to a remainder of said telephone body.
3.
A portable telephone according to claim 1, wherein said bass reflex speaker includes a housing permanently connected to said telephone body.
4.
A portable telephone according to claim 1, wherein said bass reflex speaker includes: a housing connected to said telephone body; said housing having an opening; a speaker connected to said circuit and mounted in said housing proximate said opening to forwardly and outwardly radiate said sound waves through said opening in response to said received signal; and a tuned port in said housing for radiating a backward sound wave of the speaker therethrough.
5.
A portable telephone according to claim 4, wherein said bass reflex speaker further includes a tube in said housing, the tube being connected with said tuned port for enhancing tuning of said tuned port.
6.
A portable telephone according to claim 4, wherein said bass reflex speaker further includes a volume control connected to said circuit, the volume control controlling the volume of said sound waves radiated from said bass reflex speaker
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