CN108720795B - Data-searchable compensation capsule endoscopy system and compensation method - Google Patents
Data-searchable compensation capsule endoscopy system and compensation method Download PDFInfo
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- CN108720795B CN108720795B CN201810641821.1A CN201810641821A CN108720795B CN 108720795 B CN108720795 B CN 108720795B CN 201810641821 A CN201810641821 A CN 201810641821A CN 108720795 B CN108720795 B CN 108720795B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
- A61B1/041—Capsule endoscopes for imaging
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00002—Operational features of endoscopes
- A61B1/00011—Operational features of endoscopes characterised by signal transmission
- A61B1/00016—Operational features of endoscopes characterised by signal transmission using wireless means
Abstract
The invention discloses a capsule endoscopy system with data searching and compensating functions and a compensating method, wherein the system is provided with a plurality of antennas and a plurality of data packet cache modules which are in one-to-one correspondence with the antennas; the capsule divides the picture data into a plurality of data packets, the data packets are numbered and sequenced in sequence and are transmitted out through the antenna, and the plurality of antenna units respectively receive the data transmitted by the capsule antenna; the data packet cache module calculates the number of received data packets and transmits the result to the picture judgment and query module, the picture judgment and query module receives the data in the data packet cache module with the most data packets and judges whether the data packet numbers of the antenna units are completely received or not, if not, whether the data packet numbers of the antenna units are completely received or not is checked, and if the data packet numbers of the antenna units are completely received, the data packet numbers of the antenna units are transmitted to the picture organization module. The invention can avoid the data packet from being completely received as far as possible, but the system judges that the picture is not completely received because an optimized combination mechanism is not used, thereby reducing the reliability of system communication.
Description
Technical Field
The invention relates to the technical field of data transmission, in particular to a capsule endoscope system with data searching and compensating functions and a compensating method.
Background
The image recorder of the existing capsule endoscope has a plurality of antenna units, and when communicating with the capsule, each antenna unit receives the picture sent by the capsule, but the image recorder only obtains the final composite picture from the antenna unit which receives the most data packets. The quality of the communication between the capsule and the image recorder is such that a complete picture can be received. Although the antenna unit receives the most packets, there may be some packets that the antenna unit did not receive. CN105245317A discloses a data transmission method, which divides data to be transmitted into a plurality of data packets according to preset data units, and sequentially numbers the data packets; the sending end sends the data packets to the receiving end in sequence; the receiving end receives a data packet sent by the sending end, whether the data packet is lost or not is continuously judged according to the sequence number of the received data packet, and then packet loss information is fed back to the sending end according to a preset period; and the sending end sends the lost data packet to the receiving end again according to the packet loss information until the receiving end successfully receives all the data packets or the sending time of the data packets reaches the preset time. The method ensures the complete receiving of the data packet by a retransmission method, but the retransmission wastes time and has lower efficiency.
Disclosure of Invention
The invention aims to at least solve the technical problems in the prior art, and particularly provides a capsule endoscope system with data searching and compensating functions and a compensating method.
To achieve the above object, according to a first aspect of the present invention, there is provided a capsule endoscope data search compensation method, comprising the steps of:
s1, the capsule divides a frame of picture data into a plurality of data packets, and numbers and sequences the data packets in sequence, and transmits the data packets through the antenna;
s2, the multiple antenna units of the data receiving end respectively receive the data sent by the capsule antenna, each antenna unit of the data receiving end transmits the received data packet to the corresponding data packet cache module, and the data packet cache modules are in one-to-one correspondence with the antenna units;
s3, the data packet buffer module calculates the number of the received data packets and transmits the result to the picture judgment and query module, the picture judgment and query module receives the data in the data packet buffer module with the most data packets and judges whether the data packet number of the antenna unit is completely received, if the data packet number is completely received, the received data is transmitted to the picture organization module and all the data in the data packet buffer module are removed, the step S1 is returned to enter the next frame of picture transmission, and if the data packet number is not completely received, the step S4 is executed;
and S4, the picture judging and inquiring module sequentially searches the data packet cache modules corresponding to other antennas, checks whether the data packet cache modules do not receive the data packets received by the most antenna units of the data packets are stored, if so, transmits the data packets and the data in the data packet cache modules receiving the most data packets to the picture organizing module, combines the whole picture according to the number, and stores the complete picture in the storage module.
The processing mode of the data packet can avoid the fact that the data packet is completely received as much as possible, but the system judges that the picture is not completely received because an optimized combination mechanism is not used, so that the reliability of system communication is reduced.
In order to achieve the above object, according to a second aspect of the present invention, there is provided a data search compensation system for a capsule endoscope, comprising a data receiving unit, wherein the data receiving unit has a plurality of antenna units, and a plurality of data packet buffer modules corresponding to the antennas one by one are further provided in the data receiving unit;
the system also comprises an image judging and inquiring module, an image combination module and a storage module;
the capsule divides the picture data into a plurality of data packets, the data packets are numbered and sequenced in sequence, the data packets are transmitted out through the antenna, and a plurality of antenna units at the data receiving end respectively receive the data transmitted by the capsule antenna;
the data packet cache module calculates the number of received data packets and transmits the result to the picture judgment query module, the picture judgment query module receives the data in the data packet cache module with the most data packets and judges whether the data packet numbers of the antenna units are completely received or not, if the data packet numbers are completely received, the received data are transmitted to the picture organization module and all the data in the data packet cache module are removed, the next frame of picture transmission is carried out, if the data packet numbers are not completely received, the picture judgment query module sequentially searches the data packet cache modules corresponding to other antennas to check whether the data packet cache modules which are not received by the most antenna units store the data packets, if the data packet cache modules store the data packets which are not received by the most antenna units, the data packets and the data in the data packet cache module with the most received data packets are transmitted to the picture organization module, and the picture organization module combines the whole picture according to the number, and then the complete picture is stored in the storage module.
According to the system, the plurality of antennas and the data packet cache module are arranged, when data received by one antenna is incomplete, the data received by other antennas are supplemented, the situation that the data packet is completely received is avoided as much as possible, but an optimized combination mechanism is not used, so that the system judges that the picture is not completely received, and the reliability of system communication is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of a data search and compensation system for an endoscopic capsule according to a preferred embodiment of the present invention;
FIG. 2 is a flow chart of a data search and compensation method for a capsule endoscope according to a preferred embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, unless otherwise specified and limited, it is to be noted that the terms "mounted," "connected," and "connected" are to be interpreted broadly, and may be, for example, a mechanical connection or an electrical connection, a communication between two elements, a direct connection, or an indirect connection via an intermediate medium, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The invention provides a data search and compensation system for a capsule endoscope, which comprises a data receiving unit, wherein the data receiving unit is provided with a plurality of antenna units, and a plurality of data packet cache modules which are in one-to-one correspondence with the antennas are also arranged in the data receiving unit, in another preferred embodiment of the invention, a plurality of antennas can correspond to one data packet cache module, and the data packet cache modules mark and store data received by different antennas.
The capsule endoscopy data searching and compensating system further comprises a picture judging and inquiring module, a picture combining module and a storage module. The capsule divides the picture data into a plurality of data packets, the data packets are numbered and sequenced in sequence, the data packets are transmitted out through the antenna, and a plurality of antenna units of the data receiving end respectively receive the data transmitted by the capsule antenna. The data packet cache module calculates the number of the received data packets and transmits the result to the picture judging and inquiring module, the picture judging and inquiring module receives the data in the data packet cache module with the most data packets and judges whether the data packet numbers of the antenna units are completely received (which can be realized by judging whether the data numbers are continuous or not), if the data packet numbers are completely received, the received data are transmitted to the picture organizing module and the data in all the data packet cache modules are eliminated, the next frame of picture is transmitted, if the data packet numbers are not completely received, the picture judging and inquiring module sequentially searches the data packet cache modules corresponding to other antennas to check whether the data packet cache modules which are not received by the most antenna units store the data packets, if yes, the data packets and the data in the data packet cache module with the most received data packets are transmitted to the picture organizing module, and the picture organizing module combines the whole picture according to the number, and then the complete picture is stored in the storage module.
The invention also provides a data search and compensation method for the capsule endoscope, which comprises the following steps as shown in figure 2:
s1, the capsule divides a frame of picture data into a plurality of data packets, and numbers and sequences the data packets in sequence, and transmits the data packets through the antenna;
s2, the multiple antenna units of the data receiving end respectively receive the data sent by the capsule antenna, each antenna unit of the data receiving end transmits the received data packet to the corresponding data packet cache module, and the data packet cache modules are in one-to-one correspondence with the antenna units;
s3, the data packet buffer module calculates the number of the received data packets and transmits the result to the picture judgment and query module, the picture judgment and query module receives the data in the data packet buffer module with the most data packets and judges whether the data packet numbers of the antenna units are completely received, if the data packet numbers are completely received, the received data are transmitted to the picture organization module and all the data in the data packet buffer module are removed, the step S1 is returned to enter the next frame of picture transmission, and if the data packet numbers are not completely received, the step S4 is executed;
and S4, the picture judging and inquiring module sequentially searches the data packet cache modules corresponding to other antennas, checks whether the data packet cache modules are stored with data packets which are not received by the most antenna units, if so, transmits the data packets and the data in the data packet cache modules which receive the most data packets to the picture organizing module, and the picture organizing module combines the whole picture according to the number and then stores the complete picture in the storage module.
In this embodiment, in step S4, it is checked whether or not a packet that has not been received by the antenna unit having the largest number of received packets is stored, and if not, a retransmission command is sent to the capsule, and the capsule retransmits the information. The data integrity of a certain antenna when the signal cannot be completely received due to shielding is ensured, and the sending efficiency is improved; and when the data combination received by all the antennas can not reconstruct the data, the data retransmission is carried out, thereby ensuring the integrity of the data.
In this embodiment, in step S1, the capsule divides one frame of picture data into a plurality of data packets of a fixed number of packets; or divided into a plurality of data packets with a non-fixed packet number according to the image chroma value.
Additionally, R, G, B values of each pixel point of the picture are obtained, R, G, B is the red, green and blue tristimulus values of the pixel points, the highest value and the lowest value of the R values in all the pixel points are obtained, and the interval number is obtained by dividing at fixed intervals, wherein the interval number is the number of packets of the data packets.
The image recorder of the invention is provided with a data packet cache module for each antenna unit, receives the data packets received by all the antenna units and arranges the pictures according to the numbers thereof, judges whether the current picture is completely received or not by the picture judgment module, and combines the data packets with different numbers received by different antenna units by the picture combination module to restore the original picture, thereby being capable of avoiding the situation that the data packets are completely received actually as far as possible, but the system judges that the pictures are not completely received because an optimized combination mechanism is not used, and reducing the reliability of system communication.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (4)
1. A capsule endoscope data searching and compensating method is characterized by comprising the following steps:
s1, the capsule divides a frame of picture data into a plurality of data packets, and numbers and sequences the data packets in sequence, and transmits the data packets through the antenna;
s2, the multiple antenna units of the data receiving end respectively receive the data sent by the capsule antenna, each antenna unit of the data receiving end transmits the received data packet to the corresponding data packet cache module, and the data packet cache modules are in one-to-one correspondence with the antenna units;
s3, the data packet buffer module calculates the number of the received data packets and transmits the result to the picture judgment and query module, the picture judgment and query module receives the data in the data packet buffer module with the most data packets and judges whether the data packet number of the antenna unit is completely received, if the data packet number is completely received, the received data is transmitted to the picture organization module and all the data in the data packet buffer module are removed, the step S1 is returned to enter the next frame of picture transmission, and if the data packet number is not completely received, the step S4 is executed;
and S4, the picture judging and inquiring module sequentially searches the data packet cache modules corresponding to other antennas, checks whether the data packet cache modules do not receive the data packets received by the most antenna units of the data packets are stored, if so, transmits the data packets and the data in the data packet cache modules receiving the most data packets to the picture organizing module, combines the whole picture according to the number, and stores the complete picture in the storage module.
2. The data search and compensation method for an endoscope in a capsule according to claim 1, wherein in step S1, the capsule divides a frame of picture data into a plurality of data packets with a fixed number of packets; or divided into a plurality of data packets with a non-fixed packet number according to the image chroma value.
3. The data search and compensation method for an endoscope of capsule according to claim 2, wherein R, G, B values of each pixel point of the picture are obtained, wherein R, G, B is the three primary color values of red, green and blue of the pixel point, the highest value and the lowest value of the R values of all the pixel points are obtained, and the interval number is obtained by dividing at fixed intervals, and is the number of data packets.
4. A capsule endoscope data search compensation system is characterized by comprising a data receiving unit, wherein the data receiving unit is provided with a plurality of antenna units, and a plurality of data packet cache modules which are in one-to-one correspondence with the antennas are also arranged in the data receiving unit;
the system also comprises an image judging and inquiring module, an image combination module and a storage module;
the capsule divides the picture data into a plurality of data packets, the data packets are numbered and sequenced in sequence, the data packets are transmitted out through the antenna, and a plurality of antenna units at the data receiving end respectively receive the data transmitted by the capsule antenna;
the data packet cache module calculates the number of received data packets and transmits the result to the picture judgment query module, the picture judgment query module receives the data in the data packet cache module with the most data packets and judges whether the data packet numbers of the antenna units are completely received or not, if the data packet numbers are completely received, the received data are transmitted to the picture organization module and all the data in the data packet cache module are removed, the next frame of picture transmission is carried out, if the data packet numbers are not completely received, the picture judgment query module sequentially searches the data packet cache modules corresponding to other antennas to check whether the data packet cache modules which are not received by the most antenna units store the data packets, if the data packet cache modules store the data packets which are not received by the most antenna units, the data packets and the data in the data packet cache module with the most received data packets are transmitted to the picture organization module, and the picture organization module combines the whole picture according to the number, and then the complete picture is stored in the storage module.
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| CN201810641821.1A CN108720795B (en) | 2018-06-21 | 2018-06-21 | Data-searchable compensation capsule endoscopy system and compensation method |
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| CN201810641821.1A CN108720795B (en) | 2018-06-21 | 2018-06-21 | Data-searchable compensation capsule endoscopy system and compensation method |
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| CN111345768A (en) * | 2018-12-20 | 2020-06-30 | 重庆金山医疗器械有限公司 | Picture integrity checking method, communication device and capsule endoscope system |
| CN115238633B (en) * | 2022-06-06 | 2023-03-21 | 珠海微度芯创科技有限责任公司 | Data output method of millimeter wave chip and chip |
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| JP3974769B2 (en) * | 2001-11-06 | 2007-09-12 | オリンパス株式会社 | Capsule medical device |
| WO2015118733A1 (en) * | 2014-02-10 | 2015-08-13 | オリンパス株式会社 | Wireless image transmission system and wireless image transmission method |
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| CN1827030A (en) * | 2004-11-04 | 2006-09-06 | 吉温成象有限公司 | Apparatus and method for receiving device selection and combining |
| CN102105100A (en) * | 2008-05-27 | 2011-06-22 | 卡普索影像股份有限公司 | Multi-stream image decoding apparatus and method |
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Effective date of registration: 20211105 Address after: 401120 1-1, 2-1, 3-1, building 5, No. 18, Cuiping Lane 2, Huixing street, Yubei District, Chongqing Patentee after: Chongqing Jinshan Medical Technology Research Institute Co.,Ltd. Address before: 401120 1 office buildings, Jinshan International Industrial City, 18 of Nei sang Road, Hui Xing street, Yubei District, Chongqing. Patentee before: CHONGQING JINSHAN MEDICAL APPLIANCE Co.,Ltd. |