Receiving apparatus

• US 20060128337A1
• Filed: 02/02/2006
• Published: 06/15/2006
• Est. Priority Date: 02/06/2004
• Status: Active Grant

• Current Assignee: Olympus Corporation
• Original Assignee: Olympus Corporation
• Inventors: Shigemori, Toshiaki, Nakatsuchi, Kazutaka, Fujita, Manabu, Matsui, Akira, Nagase, Ayako, Kimoto, Seiichiro
• Granted Patent: US 7,715,891 B2
• Time in Patent Office: Days
• US Class Current: 455/277.100
• CPC Class Codes: A61B 1/00016 using wireless means
• CPC Class Codes: A61B 1/00057 provided with means for testing or calibration
• CPC Class Codes: A61B 1/041 Capsule endoscopes for imaging
• CPC Class Codes: A61B 5/07 Endoradiosondes

Abstract

A receiving apparatus which is used while connected to a plurality of antennas, the receiving apparatus receiving a radio signal through the antennas to perform a predetermined process to the received radio signal, the radio signal being transmitted from a body-insertable apparatus inserted into a subject, includes a receiving antenna selection unit that selects the antenna which is suitable for reception of the radio signal when the radio signal is transmitted from the body-insertable apparatus; a sequential antenna selection unit that sequentially selects each of the plurality of antennas when performance inspection of the plurality of antennas is performed; and a signal processing unit that performs a predetermined process to the radio signal received through the antenna, the antenna being selected by the receiving antenna selection unit or the sequential antenna selection unit.

Claims

1. A receiving apparatus which is used while connected to a plurality of antennas, the receiving apparatus receiving a radio signal through the antenna to perform a predetermined process to the received radio signal, the radio signal being transmitted from a body-insertable apparatus inserted into a subject, comprising:

a receiving antenna selection unit that selects the antenna which is suitable for reception of the radio signal when the radio signal is transmitted from the body-insertable apparatus;

a sequential antenna selection unit that sequentially selects each of the plurality of antennas when performance inspection of the plurality of antennas is performed; and

a signal processing unit that performs a predetermined process to the radio signal received through the antenna, the antenna being selected by the receiving antenna selection unit or the sequential antenna selection unit.

2. The receiving apparatus according to claim 1, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the sequential antenna selection unit sequentially selects each of the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

3. The receiving apparatus according to claim 1, further comprising:

an inspection signal generation unit that generates an inspection radio signal when the performance inspection is performed to the plurality of antennas;

an inspection antenna that transmits the radio signal to the antenna, the radio signal being generated by the inspection signal generation unit; and

a display unit that displays a receiving status of the antenna selected by the sequential antenna selection unit when the performance inspection is performed to the plurality of antennas.

4. The receiving apparatus according to claim 3, wherein

the body-insertable apparatus has a function of taking an image in the subject and a function of performing wireless transmission of contents of taken image in the subject when the body-insertable apparatus is inserted into the subject, and

the inspection signal generation unit generates the radio signal including image data similar to the image in the subject taken by the body-insertable apparatus.

5. The receiving apparatus according to claim 3, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the receiving antenna sequential selection unit sequentially selects the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

6. The receiving apparatus according to claim 3, wherein

the inspection radio signal includes a fixed pattern signal showing a predetermined image.

7. The receiving apparatus according to claim 3, wherein

the body-insertable apparatus has an image pickup unit that takes the image in the subject,

the radio signal transmitted from the body-insertable apparatus includes an image signal generated by the image pickup unit, and

the inspection radio signal includes an image signal generated by another image pickup unit different from the image pickup unit.

8. A receiving apparatus which is used while connected to a plurality of antennas, the receiving apparatus receiving a radio signal through the antenna to perform a predetermined process to the received radio signal, the radio signal being transmitted from a body-insertable apparatus inserted into a subject, comprising:

a receiving antenna selection unit that selects the antenna which is suitable for reception of the radio signal from the plurality of antennas when the radio signal is transmitted from the body-insertable apparatus;

an inspection signal generation unit that generates an inspection radio signal when the performance inspection is performed to the plurality of antennas;

a transmitting antenna selection unit that selects the antenna which transmits the inspection radio signal from the plurality of antennas when performance inspection is performed to the plurality of antennas; and

a receiving antenna sequential selection unit that sequentially selects the plurality of antennas except for the antenna which is selected by the transmitting antenna selection unit when the performance inspection is performed to the plurality of antennas.

9. The receiving apparatus according to claim 8, wherein

the body-insertable apparatus has a function of taking an image in the subject and a function of performing wireless transmission of contents of taken image in the subject when the body-insertable apparatus is inserted into the subject, and

the inspection signal generation unit generates the radio signal including image data similar to the image in the subject taken by the body-insertable apparatus.

10. The receiving apparatus according to claim 8, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the receiving antenna sequential selection unit sequentially selects the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

11. The receiving apparatus according to claim 8, wherein

the inspection radio signal includes a fixed pattern signal showing a predetermined image.

12. The receiving apparatus according to claim 8, wherein

the body-insertable apparatus has an image pickup unit that takes the image in the subject,

the radio signal transmitted from the body-insertable apparatus includes an image signal generated by the image pickup unit, and

the inspection radio signal includes an image signal generated by another image pickup unit different from the image pickup unit.

13. A receiving apparatus which is used while connected to a plurality of antennas, the receiving apparatus receiving a radio signal through the antenna to perform a predetermined process to the received radio signal, the radio signal being transmitted from a body-insertable apparatus inserted into a subject, comprising:

a signal processing unit that performs a predetermined process to the radio signal received through the antenna;

a recording unit that outputs the received radio signal to a recording medium when the radio signal is transmitted from the body-insertable apparatus, and subjected to the predetermined process by the signal processing unit; and

a real-time output unit that outputs an inspection radio signal in real time when performance inspection of the plurality of antennas is performed, the inspection radio signal being transmitted from the outside, being received through the antenna, and being subjected to the predetermined process by the signal processing unit.

14. The receiving apparatus according to claim 13, further comprising:

a receiving antenna selection unit that selects the antenna which is suitable for reception of the radio signal from the plurality of antennas when the radio signal is transmitted from the body-insertable apparatus; and

a sequential antenna selection unit that sequentially selects each of the plurality of antennas when performance inspection of the plurality of antennas is performed.

15. The receiving apparatus according to claim 14, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the sequential antenna selection unit sequentially selects each of the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

16. The receiving apparatus according to claim 13, further comprising:

an inspection signal generation unit that generates an inspection radio signal when the performance inspection is performed to the plurality of antennas;

a transmitting antenna selection unit that selects the antenna to transmit the inspection radio signal from the plurality of antennas when performance inspection is performed to the plurality of antennas; and

a receiving antenna sequential selection unit that sequentially selects the plurality of antennas except for the antenna selected by the transmitting antenna selection unit when the performance inspection is performed to the plurality of antennas.

17. The receiving apparatus according to claim 16, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the receiving antenna sequential selection unit sequentially selects each of the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

18. The receiving apparatus according to claim 13, wherein

the inspection radio signal includes a fixed pattern signal showing a predetermined image.

19. The receiving apparatus according to claim 13, wherein

the inspection radio signal includes a signal pattern similar to the radio signal transmitted from the body-insertable apparatus.

20. The receiving apparatus according to claim 19, wherein

the inspection radio signal includes an image signal having a predetermined pattern outputted from an image pickup unit which takes an image of the predetermined subject.

21. The receiving apparatus according to claim 20, wherein the body-insertable apparatus has the image pickup unit for taking the image in the subject,

the radio signal transmitted from the body-insertable apparatus includes an image signal generated by the image pickup unit, and

the inspection radio signal includes an image signal generated by an image pickup unit different from the image pickup unit.

22. A receiving apparatus which is used while connected to a plurality of antennas, the receiving apparatus receiving a radio signal through the antenna to perform a predetermined process to the received radio signal, the radio signal being transmitted from a body-insertable apparatus inserted into a subject, comprising:

a signal processing unit that performs a predetermined process to the radio signal received through the antenna;

a recording unit that outputs the received radio signal to a recording medium when the radio signal is transmitted from the body-insertable apparatus and subjected to the predetermined process by the signal processing unit; and

a real-time display unit that displays received contents of an inspection radio signal in each of the antennas in real time when performance inspection of the plurality of antennas is performed, the inspection radio signal being transmitted from the outside and being received through the antenna.

23. The receiving apparatus according to claim 22, further comprising:

a receiving antenna selection unit that selects the antenna which is suitable for reception of the radio signal from the plurality of antennas when the radio signal is transmitted from the body-insertable apparatus; and

a sequential antenna selection unit that sequentially selects each of the plurality of antennas when performance inspection of the plurality of antennas is performed.

24. The receiving apparatus according to claim 23, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the sequential antenna selection unit sequentially selects each of the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

25. The receiving apparatus according to claim 22, further comprising:

an inspection signal generation unit that generates an inspection radio signal when the performance inspection is performed to the plurality of antennas;

a transmitting antenna selection unit that selects the antenna to transmit the inspection radio signal from the plurality of antennas when performance inspection is performed to the plurality of antennas; and

a receiving antenna sequential selection unit that sequentially selects the plurality of antennas except for the antenna selected by the transmitting antenna selection unit when the performance inspection is performed to the plurality of antennas.

26. The receiving apparatus according to claim 25, wherein

the receiving antenna selection unit appropriately selects the antenna through which receiving intensity of the received radio signal is highest, and

the receiving antenna sequential selection unit sequentially selects each of the plurality of antennas irrespective of the receiving intensity of the radio signal received through the antenna.

27. The receiving apparatus according to claim 22, wherein

the inspection radio signal includes a fixed pattern signal showing a predetermined image.

28. The receiving apparatus according to claim 22, wherein

the inspection radio signal includes a signal pattern similar to the radio signal transmitted from the body-insertable apparatus.

29. The receiving apparatus according to claim 28, wherein

the inspection radio signal includes an image signal having a predetermined pattern outputted from an image pickup unit which takes an image of the predetermined subject.

30. The receiving apparatus according to claim 29, wherein

the body-insertable apparatus has the image pickup unit for taking the image in the subject,

the radio signal transmitted from the body-insertable apparatus includes an image signal generated by the image pickup unit, and

the inspection radio signal includes an image signal generated by an image pickup unit different from the image pickup unit.