Speech recognition system for electronic switches in a cellular telephone or personal communication network

In a mobile telecommunications system that connects mobile telecommunications customers, each having a mobile unit, to land-based customers served by a telephone network, wherein incoming and outgoing calls are routed through a mobile telecommunications switching office connected to a group of cell sites that communicate with the mobile units, the improvement comprising a voice recognition system located at the mobile telecommunications switching office, the voice recognition system comprising:

• a voice recognizer for recognizing characters and commands spoken by a mobile unit customer;
• announcing means;
• and
• processor means, operative under the control of a program stored therein and responsive to receipt by the voice recognizer of a first spoken command from the mobile unit customer, for controlling the announcing means to request the mobile unit customer to enter information identifying a destination number to be dialed;
• the processor means further operative under the control of the program and responsive to receipt by the voice recognizer of a second spoken command from the mobile unit customer, for controlling the announcing means to announce the identifying information received by the voice recognizer to enable the mobile unit customer to verify the information;
• the processor means also operative under the control of the program and responsive to receipt by the voice recognizer of a third spoken command from the mobile unit customer, for storing the identifying information received by the voice recognizer for subsequent retrieval and use by the mobile unit customer.

A mobile telecommunications switching office connected between a telephone network and a group of cell sites that communicate with mobile units, comprising:

• a mobile telephone switching exchange for routing incoming and outgoing calls between the mobile units and land-based customers served by the telephone network;
• a voice recognizer for recognizing characters and commands spoken by a mobile unit customer;
• announcing means;
• and
• processor means, operative under the control of a program stored therein and responsive to receipt by the voice recognizer of a first spoken command from the mobile unit customer, for controlling the announcing means to request the mobile unit customer to enter information identifying a destination number to be dialed;
• the processor means further operative under the control of said program and responsive to receipt by the voice recognizer of a second spoken command from the mobile unit customer, for transferring the identifying information received by the voice recognizer to the mobile telecommunications switching office.

A voice recognition system for use in a mobile telecommunications switching office connected between a telephone network and a group of cell sites that communicate with mobile units, the mobile telecommunications switching office including a mobile telephone switching exchange for routing incoming and outgoing calls between the mobile units and land-based customers served by the telephone network, comprising:

• a voice recognizer for recognizing characters and commands spoken by a mobile unit customer;
• announcing means;
• and
• processor means, operative under the control of a program stored therein and responsive to receipt by the voice recognizer of a first spoken command from the mobile unit customer, for controlling the announcing means to request the mobile unit customer to enter information identifying a destination number to be dialed;
• the processor means further operative under the control of said program and responsive to receipt by the voice recognizer of a second spoken command from the mobile unit customer, for transferring the identifying information received by the voice recognizer to the mobile telecommunications switching office.