Radio communication apparatus
First Claim
1. A radio communication apparatus comprising:
- (a) a radio unit for receiving first sound data conforming to a first format and second sound data conforming to a second format;
(b) a format discriminator for discriminating said first format and said second format; and
(c) a controller for performing a process according to a discrimination result by said format discriminator;
wherein said controller comprising;
(i) a data error detector for detecting a first error in said first sound data according to said first format when said first format is discriminated by said format discriminator and for detecting a second error in said second sound data according to said second format when said second format is discriminated by said format discriminator;
(ii) a data error value determining section for determining a first error value which corresponds to type of said first error and a second error value which corresponds to type of said second error;
(iii) a data processor for processing said first sound data and said second sound data according to said first error value and said second error value, respectively.
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Abstract
A radio communication apparatus of the present invention comprises a radio unit capable of transmitting or receiving a first radio communication signal of a Bluetooth standard and a second radio communication signal of a cordless phone standard and a synchronism discriminator for discriminating a radio communication standard signal. The radio communication apparatus switches between first and second radio communication modes in response to a discrimination result of the synchronism discriminator, detects a type and a weight of a sound error every mode, and adds or subtracts the weight of the sound error in a present slot to or from a weight of a sound error in the previous slot in response to a degree of the sound error in the present slot. This structure allows a single apparatus to transmit or receive both of two kinds of radio communication standard signals, and the sound error is adequately and precisely handled in response to the type and weight of the sound error, thereby improving quality of the sound signal.
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Citations
9 Claims
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1. A radio communication apparatus comprising:
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(a) a radio unit for receiving first sound data conforming to a first format and second sound data conforming to a second format; (b) a format discriminator for discriminating said first format and said second format; and (c) a controller for performing a process according to a discrimination result by said format discriminator; wherein said controller comprising; (i) a data error detector for detecting a first error in said first sound data according to said first format when said first format is discriminated by said format discriminator and for detecting a second error in said second sound data according to said second format when said second format is discriminated by said format discriminator; (ii) a data error value determining section for determining a first error value which corresponds to type of said first error and a second error value which corresponds to type of said second error; (iii) a data processor for processing said first sound data and said second sound data according to said first error value and said second error value, respectively. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A radio communication apparatus comprising:
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(a) a radio unit; (b) a synchronism discriminator for discriminating whether a radio communication standard signal received by said radio unit is one of a signal defined by a first radio communication standard and a signal defined by a second radio communication standard; and (c) a controller for performing a process in response to a discrimination result of said synchronism discriminator; wherein said controller detects a type and a weight of a sound error for each of a communication mode using the first radio communication standard and a communication mode using the second radio communication standard, and performs a first process when said signal defined by said first radio communication standard is discriminated by said synchronism discriminator and performs a second process when said signal defined by said second radio communication standard is discriminated by said synchronism discriminator.
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9. A radio communication apparatus comprising:
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(a) a radio unit, (b) a synchronism discriminator for discriminating whether a radio communication standard signal received by said radio unit is one of a signal defined by a first radio communication standard and a signal defined by a second radio communication standard; and (c) a controller for performing a process in response to a discrimination result of said synchronism discriminator; wherein said controller detects a type and a weight of a sound error for each of a communication mode using the first radio communication standard and a communication mode using the second radio communication standard and performs process corresponding to a detection result; and said controller, in response to a degree of the sound error of a present slot, performs one of addition of a sound error weight of the present slot to a sound error weight of a previous slot and subtraction the sound error weight of the present slot from the sound error weight of a previous slot, and said controller changes depth of a sound error handling in response to the sound error weight after one of the addition and the subtraction.
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Specification