Control apparatus, control method, cable, electronic apparatus, and communication apparatus with increased variation of connection mode
First Claim
1. A control apparatus, comprising:
- a controller configured to;
control an electronic apparatus to start initialization processing at the electronic apparatus for causing the electronic apparatus to be in a state of being capable of establishing connection, orto control a power source to turn on or off the power source,wherein the electronic apparatus receives a baseband signal, andwherein the control is based on detection results of power of a modulation signal obtained by frequency-converting the baseband signal into a signal of a predetermined frequency band higher than the baseband;
a power detection unit configured to detect the power of the modulation signal; and
a reception unit configuredto receive the modulation signal, and to frequency-convert the modulation signal into the baseband signal, the power detection unit using the baseband signal obtained by frequency-converting the modulation signal to detect the power of the modulation signal.
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Accused Products
Abstract
The present technology relates to a control apparatus, a control method, a cable, an electronic apparatus, and a communication apparatus that are capable of increasing the variation of a connection mode of an electronic apparatus to which a predetermined cable such as a USB cable can be connected. An electronic apparatus receiving a baseband signal of a baseband to start initialization processing for causing the electronic apparatus to be in a state of being capable of establishing connection or to turn on or off a power source based on detection results of power of a modulation signal obtained by frequency-converting the baseband signal into a signal of a predetermined frequency band higher than the baseband is controlled. The present technology can be applied to a cable connected to an electronic apparatus to which a cable capable of supplying a power source by bus power such as a USB cable.
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Citations
18 Claims
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1. A control apparatus, comprising:
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a controller configured to; control an electronic apparatus to start initialization processing at the electronic apparatus for causing the electronic apparatus to be in a state of being capable of establishing connection, or to control a power source to turn on or off the power source, wherein the electronic apparatus receives a baseband signal, and wherein the control is based on detection results of power of a modulation signal obtained by frequency-converting the baseband signal into a signal of a predetermined frequency band higher than the baseband; a power detection unit configured to detect the power of the modulation signal; and a reception unit configured to receive the modulation signal, and to frequency-convert the modulation signal into the baseband signal, the power detection unit using the baseband signal obtained by frequency-converting the modulation signal to detect the power of the modulation signal. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A control method, comprising:
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receiving a modulation signal obtained by frequency-converting a baseband signal into a signal of a predetermined frequency band higher than the baseband; frequency-convert the modulation signal into the baseband signal; controlling an electronic apparatus to; start initialization processing at the electronic apparatus for causing the electronic apparatus to be in a state of being capable of establishing connection, or to turn on or off a power source, wherein the electronic apparatus receives the baseband signal, and wherein the controlling is based on detection results of power of a modulation signal; wherein the baseband signal obtained by frequency-converting the modulation signal is used to detect the power of the modulation signal.
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9. A cable connected to an electronic apparatus to which a bus power cable capable of supplying a power source by bus power can be connected, the cable comprising:
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a reception unit configured to receive a modulation signal, wherein the modulation signal was obtained by frequency-converting a baseband signal into a signal of a predetermined frequency band higher than the baseband, and to frequency-convert the modulation signal it-into the baseband signal; a power detection unit configured to detect power of the modulation signal received by the reception unit; and a controller configured to control the electronic apparatus receiving the baseband signal to start initialization processing for causing the electronic apparatus to be in a state of being capable of establishing connection or to turn on or off a power source based on detection results of the power of the modulation signal in the power detection unit.
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10. An electronic apparatus to which a bus power cable capable of supplying a power source by bus power can be connected, the electronic apparatus comprising:
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a reception unit configured to receive a modulation signal, wherein the modulation signal was obtained by frequency-converting a baseband signal into a signal of a predetermined frequency band higher than the baseband, and to frequency-convert the modulation signal into the baseband signal; a power detection unit configured to detect power of the modulation signal received by the reception unit, wherein the power detection unit uses the baseband signal obtained from the reception unit to detect the power of the modulation signal; and a controller configured to control the electronic apparatus receiving the baseband signal to start initialization processing for causing the electronic apparatus to be in a state of being capable of establishing connection or to turn on or off a power source based on detection results of the power of the modulation signal in the power detection unit.
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11. A communication apparatus, comprising:
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a transmission unit configured to transmit a modulation signal, wherein the modulation signal is obtained by frequency-converting a baseband signal into a signal of a predetermined frequency band higher than the baseband, to an apparatus configured to receive the modulation signal, to frequency-convert the modulation signal into the baseband signal, to detect power of the modulation signal, and to control an electronic apparatus receiving the baseband signal to start initialization processing for causing the electronic apparatus to be in a state of being capable of establishing connection, or to control a power source to turn on or off the power source, wherein the control is based on detection results of the power of the modulation signal; and a controller configured to control on and off of transmission of the modulation signal, wherein the baseband signal obtained by frequency-converting the modulation signal is used to detect the power of the modulation signal. - View Dependent Claims (12, 13, 14, 15, 16, 17)
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18. A control method, comprising:
controlling on and off of transmission of a modulation signal, wherein the modulation signal is obtained by frequency-converting a baseband signal into a signal of a predetermined frequency band higher than the baseband, to an apparatus configured to control an electronic apparatus, the electronic apparatus being configured to receive the modulation signal, to frequency-convert the modulation signal into the baseband signal, to detect power of the modulation signal, and to control the electronic apparatus receiving the baseband signal to start initialization processing for causing the electronic apparatus to be in a state of being capable of establishing connection or to control a power source to turn on or off the power source based on detection results of the power of the modulation signal, wherein the baseband signal obtained by frequency-converting the modulation signal is used to detect the power of the modulation signal.
Specification