Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.

Abstract: At least one distributor that distributes a high-frequency signal received by an antenna; and a high-frequency processing unit that outputs a received signal obtained by mixing the high-frequency signal distributed by the distributor with a local oscillator frequency generated by a local oscillator that includes a voltage-controlled oscillator are included. Furthermore, a control unit that, when executing a local oscillator frequency search to investigate a correspondence between a control voltage applied to the voltage-controlled oscillator and the local oscillator frequency of the voltage-controlled oscillator, sets to a dormant state parts constituting the local oscillator that are uninvolved in operation of the local oscillator frequency search is included.

Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.

Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.

Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.

Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.

Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.

Abstract: A housing has a vertical dimension, a horizontal dimension, a height dimension, a diagonal dimension, and an arbitrary dimension that are each shorter than a half wavelength of a maximum frequency of a source oscillation frequency of an oscillator of a tuner IC that is contained in the housing. Furthermore, pin positions in a pin connector including a plurality of pins connected to the tuner IC are arranged in a zig-zag manner, and the pin connector has a size shorter than a length decided by multiplying a number of the pins and a pin interval of the pin connector.

Abstract: A receiving apparatus includes a receiving unit that receives expected waves, and a control unit that sets the receiving unit to an operational state that has a lower electricity consumption within a range in which reception performance is allowed, depending on interference waves with respect to the expected waves that the receiving unit receives.

Abstract: At least one distributor that distributes a high-frequency signal received by an antenna; and a high-frequency processing unit that outputs a received signal obtained by mixing the high-frequency signal distributed by the distributor with a local oscillator frequency generated by a local oscillator that includes a voltage-controlled oscillator are included. Furthermore, a control unit that, when executing a local oscillator frequency search to investigate a correspondence between a control voltage applied to the voltage-controlled oscillator and the local oscillator frequency of the voltage-controlled oscillator, sets to a dormant state parts constituting the local oscillator that are uninvolved in operation of the local oscillator frequency search is included.

Abstract: A receiving device includes a plurality of receiving circuits, a plurality of local oscillation circuits that supply local oscillation signals to each of the plurality of receiving circuits, and a control unit that controls each receiving circuit and each local oscillation circuit. The control unit provides a plurality of search algorithms for searching for a reception frequency in each of the receiving circuits, and selects a search algorithm at the time of searching for the reception frequency of each receiving circuit according to a frequency which is handled by other receiving circuit or other local oscillation circuit.

Abstract: There is provided a reception device including first and second reception circuits configured to receive transmission signals, a first oscillation circuit configured to generate a differential signal having a predetermined frequency on the basis of an oscillation signal acquired from a connected crystal oscillator, and to supply the generated differential signal to the first reception circuit as a reference frequency signal, and a second oscillation circuit configured to be supplied with an oscillation signal having one of phases in the differential signal acquired by the first oscillation circuit, to generate a differential signal having a predetermined frequency on the basis of the supplied oscillation signal, and to supply the generated differential signal to the second reception circuit as a reference frequency signal.

Abstract: A reception apparatus includes a plurality of reception circuits that receive transmission signals, a plurality of local oscillation circuits that respectively supply the plurality of reception circuits with local oscillation signals, and a control unit that controls tunings in the plurality of reception circuits. When at least one reception circuit among the plurality of reception circuits is not used to receive the transmission signals, the control unit searches for an interference wave using the unused reception circuit.

Abstract: A reception apparatus includes a plurality of reception circuits disposed in a predetermined arrangement state, a plurality of local oscillation circuits each of which supplies a local oscillation signal to each of the plurality of reception circuits, and a control unit that controls each reception circuit and each local oscillation circuit. When there is a specific reception circuit to which a local oscillation signal is supplied, of which frequency matches or is close to a passing frequency during a search of a reception signal with a tuning request, the control unit performs the search of the reception signal with the tuning request in a reception circuit disposed at a position far from the specific reception circuit.

Abstract: A reception apparatus includes a plurality of reception circuits disposed in a predetermined arrangement state, a plurality of local oscillation circuits each of which supplies a local oscillation signal to each of the plurality of reception circuits, and a control unit that controls each reception circuit and each local oscillation circuit. When there is a specific reception circuit to which a local oscillation signal is supplied, of which frequency matches or is close to a passing frequency during a search of a reception signal with a tuning request, the control unit performs the search of the reception signal with the tuning request in a reception circuit disposed at a position far from the specific reception circuit.

Abstract: A reception apparatus includes a plurality of reception circuits that receive transmission signals, a plurality of local oscillation circuits that respectively supply the plurality of reception circuits with local oscillation signals, and a control unit that controls tunings in the plurality of reception circuits. When at least one reception circuit among the plurality of reception circuits is not used to receive the transmission signals, the control unit searches for an interference wave using the unused reception circuit.

Abstract: There is provided a receiving apparatus including at least one divider configured to divide a high-frequency signal received by an antenna, a high-frequency processing unit configured to output a reception signal obtained by mixing the high-frequency signal divided by the divider and a local oscillation frequency generated by a local oscillator that includes a voltage-controlled oscillator, and a control unit configured to execute voltage-controlled oscillator optimization for searching for a relationship between a control voltage applied to the voltage-controlled oscillator and a local oscillation frequency of the voltage-controlled oscillator, and increase a clock frequency speed when executing the optimization of the voltage-controlled oscillator.

Abstract: A tuner module includes a tuner module substrate having a tuner function part formed thereon, a case body having a shielding function of holding and incorporating at least the tuner module substrate, a circuit board on which the tuner module substrate is mounted, and at least one antenna connector to be fixed to the case body and having a core wire connected to the tuner module substrate incorporated in the case body. A part of the circuit board is contained inside the case body.

Abstract: There is provided a tuner module of the present disclosure includes a tuner module board on which a tuner function unit is formed, a case body that holds at least the tuner module board so as to contain the board, and at least one antenna connector fixed to the case body and whose core wire is connected to the tuner module board contained in the case body.

Abstract: A tuner module includes a filter that reduces the signal level outside the frequency band of a selected channel in an input RF signal of terrestrial television broadcasting, a local oscillation circuit that oscillates a local oscillation signal, a mixing circuit that mixes the RF signal in which the signal level outside the frequency band of the selected channel is reduced by the filter and the local oscillation signal oscillated by the local oscillation circuit to downconvert the RF signal to an intermediate frequency signal, and a control circuit that controls the local oscillation frequency of the local oscillation signal oscillated by the local oscillation circuit. The control circuit adjusts the local oscillation frequency to a value that suppresses an effect of a disturbance wave from other channels within a frequency band of the intermediate frequency signal of the selected channel.