Cellular telephone with programmable authorized telephone number
First Claim
Patent Images
1. An apparatus comprising;
- a cellular telephone transceiver;
a processor coupled to the transceiver;
a first memory coupled to the processor and adapted for storage of a plurality of predetermined telephone numbers;
a keypad having a plurality of user operable buttons coupled to the processor;
a program accessible to the processor and having instructions adapted for causing the transceiver to dial a particular predetermined telephone number selected from the plurality of predetermined telephone numbers upon operation of a button selected from the plurality of buttons;
a second memory coupled to the processor and adapted for storage of information identifying one or more authorized telephone callers;
a talk button coupled to the processor; and
a program accessible to the processor and having instructions adapted for causing the processor to generate a signal upon the transceiver detecting an incoming telephone call from at least one of the one or more authorized telephone callers and adapted for not generating the signal upon detection of an incoming telephone call from a caller that is not at least one of the one or more authorized telephone callers, wherein the first memory is programmable by an authorized user to enter the plurality of predetermined telephone numbers and to control calls made by the apparatus.
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Accused Products
Abstract
A cellular telephone having restricted dialing authority and a simplified keypad. The keypad includes a plurality of preprogrammed hot keys. Incoming telephone calls from authorized telephone numbers are answerable and incoming telephone calls from other numbers do not ring. The authorized telephone numbers are programmable. In one embodiment, predetermined encoded messages can be transmitted silently.
277 Citations
18 Claims
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1. An apparatus comprising;
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a cellular telephone transceiver;
a processor coupled to the transceiver;
a first memory coupled to the processor and adapted for storage of a plurality of predetermined telephone numbers;
a keypad having a plurality of user operable buttons coupled to the processor;
a program accessible to the processor and having instructions adapted for causing the transceiver to dial a particular predetermined telephone number selected from the plurality of predetermined telephone numbers upon operation of a button selected from the plurality of buttons;
a second memory coupled to the processor and adapted for storage of information identifying one or more authorized telephone callers;
a talk button coupled to the processor; and
a program accessible to the processor and having instructions adapted for causing the processor to generate a signal upon the transceiver detecting an incoming telephone call from at least one of the one or more authorized telephone callers and adapted for not generating the signal upon detection of an incoming telephone call from a caller that is not at least one of the one or more authorized telephone callers, wherein the first memory is programmable by an authorized user to enter the plurality of predetermined telephone numbers and to control calls made by the apparatus. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. An apparatus comprising:
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a cellular telephone transceiver;
a processor coupled to the transceiver;
a first memory coupled to the processor and adapted for storage of a plurality of predetermined telephone numbers;
a second memory coupled to the processor and adapted for storage of an authorized telephone number;
a keypad having a user operable selection button coupled to the processor and wherein the keypad is devoid of individual number digits;
a user operable talk button coupled to the processor;
a display coupled to the processor and adapted for displaying a text string corresponding to a particular telephone number selected from the plurality of predetermined telephone numbers; and
a program accessible to the processor and having instructions adapted for causing the processor to scroll the plurality of telephone numbers in the display upon operation of the selection button, and adapted for causing the transceiver to dial a particular predetermined telephone number appearing in the display upon operation of the talk button, and adapted for causing the processor to generate a signal upon detecting a telephone call from the authorized telephone number and causing the telephone call to be answered upon operating the talk button, and adapted for causing the processor to render the telephone call unanswerable upon detecting the incoming telephone call from a number disparate from the authorized telephone number.
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Specification