Control apparatus, control method, cable, electronic apparatus, and communication apparatus

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.

1 - 20 . (canceled) 
     
     
         21 . An electronic apparatus, comprising:
 a reception circuit configured to receive a millimeter wave signal;   a converting circuit configured to convert the millimeter wave signal into a baseband signal; and   a control circuit configured to calculate a power of the millimeter wave signal based on the baseband signal and to compare the power of the millimeter wave signal with a threshold value.   
     
     
         22 . The electronic apparatus according to  claim 21 , wherein the control circuit is configured to detect whether the electronic apparatus connects with another device based on a result of the comparison. 
     
     
         23 . The electronic apparatus according to  claim 22 , wherein the threshold value has a first threshold value and a second threshold value, and the first threshold value is larger than the second threshold value. 
     
     
         24 . The electronic apparatus according to  claim 23 , wherein when the power of the millimeter wave signal is larger than the first threshold value, the control circuit detects that the electronic apparatus connects with the another device, and when the power of the millimeter wave signal is smaller than the second threshold value, the control circuit detects that the electronic apparatus does not connect with the another device. 
     
     
         25 . The electronic apparatus according to  claim 23 , wherein when the power of the millimeter wave signal is larger than the first threshold value, the control circuit turns on a power source of the electronic apparatus and initializes processing to connect with the another device. 
     
     
         26 . The electronic apparatus according to  claim 25 , wherein the electronic apparatus initializes the processing in response to the power source being turned on. 
     
     
         27 . The electronic apparatus according to  claim 21 , wherein the control circuit is configured to calculate the power of the millimeter wave signal based on a DC (Direct Current) offset of the baseband signal. 
     
     
         28 . The electronic apparatus according to  claim 21 , wherein the control circuit is configured to detect a differential signal of the baseband signal and to calculate the power of the millimeter wave signal based on a difference between a DC (Direct Current) offset of the differential signal. 
     
     
         29 . The electronic apparatus according to  claim 22 , wherein the electronic apparatus connects with the another device depending on a comparison of the power of the millimeter wave signal with a first threshold value. 
     
     
         30 . The electronic apparatus according to  claim 29 , wherein the electronic apparatus connects with the another device depending on a comparison of the power of the millimeter wave signal with a second threshold value 
     
     
         31 . The electronic apparatus according to  claim 29 , wherein when the power of the millimeter wave signal is larger than the first threshold value, the control circuit turns on a power source of the electronic apparatus and initializes processing to connect with the another device. 
     
     
         32 . The electronic apparatus according to  claim 31 , wherein the electronic apparatus initializes the processing in response to the power source being turned on. 
     
     
         33 . The electronic apparatus according to  claim 21 , wherein the reception circuit outputs a differential signal of the baseband signal. 
     
     
         34 . The electronic apparatus according to  claim 31 , wherein the control circuit is configured to calculate the power of the millimeter wave signal based on a DC (Direct Current) offset of the baseband signal. 
     
     
         35 . The electronic apparatus according to  claim 31 , wherein the control circuit is configured to detect a differential signal of the baseband signal and to calculate the power of the millimeter wave signal based on a difference between a DC (Direct Current) offset of the differential signal. 
     
     
         36 . A method of controlling an electronic apparatus, comprising:
 receiving a millimeter wave signal;   converting the millimeter wave signal into a baseband signal;   calculating a power of the millimeter wave signal based on the baseband signal; and   comparing the power of the millimeter wave signal with a threshold value.   
     
     
         37 . The method according to  claim 36 , further comprising detecting whether the electronic apparatus connects with another device based on a result of the comparison. 
     
     
         38 . The method according to  claim 37 , wherein the threshold value has a first threshold value and a second threshold value, and the first threshold value is larger than the second threshold value. 
     
     
         39 . The method according to  claim 38 , further comprising, when the power of the millimeter wave signal is larger than the first threshold value, detecting that the electronic apparatus connects with the another device, and when the power of the millimeter wave signal is smaller than the second threshold value, detecting that the electronic apparatus does not connect with the another device. 
     
     
         40 . The method according to  claim 38 , further comprising, when the power of the millimeter wave signal is larger than the first threshold value, turning on a power source of the electronic apparatus and initializing processing to connect with the another device.