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CN110065651A - A kind of audio auxiliary examination operating method - Google Patents

A kind of audio auxiliary examination operating method Download PDF

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Publication number
CN110065651A
CN110065651A CN201910321381.6A CN201910321381A CN110065651A CN 110065651 A CN110065651 A CN 110065651A CN 201910321381 A CN201910321381 A CN 201910321381A CN 110065651 A CN110065651 A CN 110065651A
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CN
China
Prior art keywords
musical sound
unit
logic
aircraft
aid prompting
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Granted
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CN201910321381.6A
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CN110065651B (en
Inventor
仲照华
郭鸿滨
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China Aeronautical Radio Electronics Research Institute
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China Aeronautical Radio Electronics Research Institute
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64FGROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
    • B64F5/00Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
    • B64F5/60Testing or inspecting aircraft components or systems
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10HELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
    • G10H1/00Details of electrophonic musical instruments
    • G10H1/0008Associated control or indicating means

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Transportation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Debugging And Monitoring (AREA)

Abstract

A kind of audio auxiliary examination operating method provided by the invention, according to preset S.O.P., define the unit operation audit function of each S.O.P. and the musical sound triggering logic and the normal musical sound of aid prompting, the improper musical sound of aid prompting of unit operation audit function;When executing S.O.P., it is performed simultaneously unit operation audit function, and play aid prompting with normal musical sound;The implementation procedure of logic monitoring standard operation sequence is checked according to unit operation;If unit operation check logic detection be not inconsistent to operation with S.O.P. and, start musical sound and trigger logic, and play aid prompting with improper musical sound;If unit operation checks that logic detection is consistent to operation recovery with S.O.P., starting musical sound triggers logic, and plays aid prompting with normal musical sound;Examination criteria operation sequence implementation procedure.

Description

A kind of audio auxiliary examination operating method
Technical field
The invention belongs to field aircraft human-machine interface technology fields, and in particular to be furnished with complication system aircraft cockpit Human-machine interface technology.
Background technique
Equipped with complication system aircraft, such as large commercial aircraft, before operation and under the conditions of other are specific, unit is needed It wants set S.O.P./checklist, operates aircraft cockpit, to the operating status of aircraft, main airborne The operating status of system checked, and according to subsequent operation demand to the operating parameter of the corresponding airborne system of aircraft into Row adjustment.Tradition is furnished with complication system aircraft, and the pilot in cockpit equipped with two or more forms cockpit Unit, the task of cockpit is completed in collaboration, to meet the operational safety of aircraft.It is with existing large commercial aircraft Example, uses two people's units, including main flight deck person and main monitoring driver.According to S.O.P. or according to inspection When verification certificate is operated, general main flight deck person operates the airborne equipment in cockpit;Instrument in cockpit and (or) The main airborne system operating status of panel light status display;Main monitoring driver monitors corresponding instrument instruction, and by monitoring As a result main flight deck person is informed in the form that standard is propagandaed directed to communicate;Meanwhile the operation of certain airborne systems of unit change aircraft After state setting, after system responds unit operation, different partials or voice are issued by the audio system in cockpit, to accuse Know machine set system responsive state.
Cross-check in existing Cockpit Resource Management, mainly by the crew of monitoring responsibility to operating Journey and result are checked and are checked.Under single machine group membership's service condition, existing cross-check can not be implemented, and driver needs The task of operation and operation inspection is completed, unique driver in cockpit needs while paying close attention to checklist, operation, operation knot Fruit increases the workload of unit, easily causes driver fatigue, leads to unit operation process and operation content mistake.It is existing Cockpit in audio system prompt facility, be only to certain airborne systems operation response prompt, without establish have In no cross-check and under checking prompt, it is wrong easily to ignore operation for the S.O.P. of effect/detection list full operation context-aware Accidentally and item is leaked in operation, to influence the execution of the operational safety and task of aircraft;Meanwhile existing cockpit partials and voice mention Show triggered by event, the unit sense of hearing sensory fatigue easy to operate the short time multi-event trigger situations such as ignores to receive to reach and listen Feel information.
Summary of the invention
Goal of the invention of the invention is the context-aware in order to promote system operatio cross-check in aircraft cockpit, is promoted Unit in cockpit operates the sensing capability of expected system response to operating mistake or not up to.
Present applicant proposes a kind of audio auxiliary examination operating method, method includes: according to preset standard operation Program defines the unit operation audit function volume of each S.O.P. and the musical sound of the unit operation audit function Trigger logic and the normal musical sound of aid prompting, the improper musical sound of aid prompting;
When the S.O.P. executes, it is performed simultaneously described in the unit operation audit function and simultaneously lasting broadcasting The normal musical sound of aid prompting;The unit operation checks that logic continues to monitor the execution for detecting the S.O.P. Journey;If the unit operation check logic detection to operation and the S.O.P. be not inconsistent and (or) airborne system is loud When should not be inconsistent with the intended result of the S.O.P., starting musical sound triggers logic, changes the auxiliary of existing continuous broadcasting It helps and prompts with normal musical sound to be the improper musical sound of aid prompting;If the unit operation check logic detection to operation recovery and The S.O.P. be consistent and airborne system response with the intended result of the S.O.P. when being consistent, open Dynamic musical sound triggers logic, and the aid prompting that change existing continuous plays is the normal musical sound of aid prompting with improper musical sound;Institute The normal musical sound of the aid prompting stated, aid prompting export the audio of the triggering musical sound with improper musical sound by audio frequency apparatus Information is to unit;
Detect the implementation procedure of the S.O.P..
Optionally, the musical sound triggering logic, for judging whether that triggering plays, change plays, whether terminating broadcasting, touching The normal musical sound of specific aid prompting or the improper musical sound of aid prompting of hair.
Optionally, the triggering musical sound, including at least one set of continuous musical sound, are opened when the S.O.P. executes Begin to play, until presently described S.O.P. step terminates to play.
Optionally, the end play include unit pressure terminate and default aviation operation state under terminate.
Optionally, the aid prompting is that airborne system checks Programmable detection to the correct standard operation of unit with normal musical sound The musical sound when working condition of procedure operation and aircraft and airborne system meets expected;The aid prompting is with improper musical sound Airborne system checks Programmable detection to unit not according to S.O.P. correct operation or the work shape of aircraft and airborne system Musical sound when state meets expected.
Optionally, the normal musical sound of the aid prompting and the aid prompting are greater than with the difference between improper musical sound Just noticeable difference.
Optionally, the airborne system operates self-check function, resides in the airborne equipment of aircraft, according to the mark The inspection logic and check criteria of the unit operation of quasi- operation sequence and corresponding aircraft operating status, that analyzes unit operation has Effect property and correctness.
Optionally, the unit operation audit function specifically includes: being according to the operating status of the aircraft of real-time collecting, sets Standby state, and (or) according to the operational requirements of unit, start the S.O.P. and execute monitoring program, and inform standard Operation sequence execute monitoring program unit it is current by the S.O.P. of execution.
Optionally, the implementation procedure of the detection S.O.P., specifically includes:
The data and (or) aircraft that are inputted according to the unit acquired in real time by airborne man-machine interface and airborne system Running state data, the unit operation audit function volume analyze the operation of the operation of unit, aircraft and airborne equipment, It determines whether unit according to S.O.P. regulation executes operation, determines whether the operating status of aircraft and airborne system reaches The expection executed to S.O.P. operation.
Optionally, method further include: trigger whether logic judgment changes current musical sound according to the musical sound, and pass through sound Frequency equipment exports the audio-frequency information of the musical sound to unit, to prompt the correctness and validity of unit operation;Terminating current mark When quasi- operation sequence operates, stop the output of current musical sound He the musical sound audio-frequency information.
On the one hand the present invention improves the scene meaning of unit operation inspection using continuous musical sound as aid prompting sound Know, on the other hand improve the case where existing cockpit partials prompt causes unit auditory fatigue, helps to be promoted unit to multiple The operating procedure of miscellaneous operation process and the inspection of operating result, promote the operational safety of aircraft.
Detailed description of the invention
A kind of Fig. 1 flow diagram of audio auxiliary examination operating method provided in an embodiment of the present invention.
Specific embodiment
Goal of the invention of the invention is to provide a kind of cockpit operation auxiliary reminding method based on audio, establishes unit There is the context-aware of the full implementation procedure of the operation sequence of pre-defined operating process in S.O.P./detection list etc., Promote the ability of unit discovery operating mistake and operation leakage item.
Embodiment one
The embodiment of the invention provides a kind of audio auxiliary examination operating methods, are achieved through the following technical solutions:
Step 1: original definition S.O.P./checklist executes monitoring program: according to standard operation predetermined Program/checklist, the unit operation for defining each S.O.P./checklist check logic and check criteria, define airborne system System checks the musical sound of musical sound triggering logic and triggering when program executes, completes the initial fixed of airborne system operation self-check function Justice.
Airborne system mentioned by this step checks that musical sound when program executes triggers logic, for judging whether that triggering is broadcast Put musical sound, the musical sound for whether changing broadcasting, whether terminate to play musical sound, triggering specific musical sound etc. for prompting unit operation Musical sound control function.
Airborne system mentioned by this step checks the musical sound triggered when program executes, is one or more groups of continuous pleasures Sound, when being met by trigger condition, until S.O.P./inspection single operation step knot performed by current unit Beam, or be forced to terminate.Here mentioned pressure terminates musical sound broadcasting, including unit pressure terminates, specific aviation operation Terminate under state and other are needed the case where terminating Current standards operation sequence/inspection single operation.
Airborne system mentioned by this step checks the musical sound of triggering when program executes, including normal musical sound and improper Musical sound;Normal musical sound be airborne system check Programmable detection to the correct S.O.P. of unit/inspection single operation and aircraft with The musical sound when working condition of airborne system meets expected;Improper musical sound be airborne system check Programmable detection to unit not by According to S.O.P./checklist correct operation (and) or the working condition of aircraft and airborne system meet expected when musical sound.
Airborne system mentioned by this step checks the normal musical sound and improper musical sound of triggering when program executes, it Between difference be greater than just noticeable difference.
Airborne system mentioned by this step checks the musical sound triggered when program executes, for different standard operation journeys The musical sound that sequence/checklist is triggered can be the continuous same group of musical sound also different musical sounds organized;Single standard is operated The musical sound that program/checklist is triggered, when unit executes different step, can be same group of musical sound can also be continuous difference The musical sound of group;In same operating procedure, same group of normal musical sound is only played.
Airborne system mentioned by this step operates self-check function, can reside in the airborne equipment of aircraft, according to The currently unit operation of all available S.O.P./checklists and the inspection of corresponding aircraft operating status of resident aircraft Logic and check criteria are looked into, the validity and correctness of unit operation are analyzed.It is according to performed S.O.P./inspection It is single, in conjunction with the interaction data of unit and airborne equipment, aircraft and airborne system running state data etc., in conjunction with predefined standard The inspection logic and check criteria of operation sequence/checklist unit operation and corresponding aircraft operating status, analysis unit are No the step of defining according to S.O.P./checklist, is operated effectively, and monitors aircraft and airborne system is to meet To expection.The expection of monitoring aircraft and airborne system running state data described here, including desired numerical value, institute's phase The numerical value change trend of prestige, desired change rate, desired numerical value change range etc. can be used for reflecting the machine of unit operation The data that loading system provides;The expection of these data, can by S.O.P./checklist default and (or) airborne system System is obtained according to the modes such as the calculating of real-time status and (or) unit or the temporary definition of other staff.
Step 2: trigger criteria operation sequence/checklist executes function for monitoring: being held according to S.O.P./checklist The triggering logic of row monitoring program, triggering airborne system operate self-check function, and triggering airborne system operation self-check function is opened Begin the musical sound executed, and exports the audio-frequency information of the musical sound to unit by audio frequency apparatus.
S.O.P. mentioned by this step/checklist executes the triggering logic of monitoring program, is according to receipts in real time Operating status, the equipment state of the aircraft of collection, and (or) the standard according to the operational requirements of unit, mentioned in starting step one Operation sequence/checklist executes monitoring program, and informs that S.O.P./checklist executes the current institute of monitoring program unit By S.O.P./checklist of execution.
Step 3: airborne people examination criteria operation sequence/checklist implementation procedure: is passed through according to the unit acquired in real time The data of machine interface input and (or) the running state data of aircraft and airborne system, are grasped according to the standard that step 1 refers to The decision logic for making program/checklist unit operation is grasped according to S.O.P./checklist unit that step 1 refers to Whether the judgment criteria of work analyzes operation, aircraft and the airborne equipment operation to unit, determine unit according to standard Operation sequence/checklist regulation executes operation, determines whether the operating status of aircraft and airborne system reaches standard operation journey The expection that sequence/inspection single operation executes.Executing aforementioned unit operation inspection, the operating status inspection of aircraft and airborne system While, whether current musical sound is changed according to the musical sound triggering logic judgment referred in step 1, and defeated by audio frequency apparatus The audio-frequency information of the musical sound is to unit out, to prompt the correctness and validity of unit operation;Journey is operated terminating Current standards When sequence/inspection single operation, stop the output of current musical sound He the musical sound audio-frequency information.
Embodiment two
As shown in Figure 1, passing through following skill the embodiment of the invention provides a kind of specific audio auxiliary examination operating method Art scheme is realized:
Step 1: original definition S.O.P./checklist executes monitoring program: according to defined standard operation journey The expected response of sequence/checklist application scenarios, correct human-machine operation step and aircraft defines each S.O.P./inspection The unit operation of verification certificate checks that logic and check criteria, the triggering for executing each step including S.O.P./checklist are patrolled Volume, unit executes the man-machine interface operation inspection logic and timeliness standard correctly operated, when unit executes correctly operation The response expection of aircraft and (or) airborne system or the expected input source of the response.Each defined standard is grasped Make program/inspection single operation, it is equal or slightly longer with operating time pleasure that the full operation duration estimated according to it defines one group of duration Sound, and it is identical in same group of musical sound beat;Behaviour is then estimated according to each step of S.O.P./inspection single operation Make the time, is segmented one group of musical sound of definition according to the ordinal relation of operating procedure, every section of length and corresponding step To estimate the operating time identical or slightly longer.
The response for the aircraft and (or) airborne system that wherein this step refers to is expected, according to the actual situation may be fixed The expection that S.O.P./checklist of justice defines, it is also possible to the temporary definition when S.O.P./checklist executes Expection.
One group of musical sound of definition is segmented by the ordinal relation according to operating procedure that wherein this step refers to, may packet Include the pre-defined of regular length segmentation, it is also possible to pre-defined including interim length segmentation.
The musical sound for correspondence each operating procedure that wherein this step refers to, including normal musical sound and improper musical sound.Just Chang Leyin is that airborne system checks Programmable detection to the correct S.O.P. of unit/inspection single operation and aircraft and airborne system Musical sound of working condition when meeting expected;Improper musical sound is that airborne system checks that Programmable detection is not grasped according to standard to unit Make program/checklist correct operation (and) or musical sound when meeting expected of the working condition of aircraft and airborne system.Same step Corresponding normal musical sound and improper musical sound, when playing to unit between difference be greater than just noticeable difference.
Step 2: trigger criteria operation sequence/checklist executes monitoring program: when needing to be implemented defined standard operation When program/checklist, the S.O.P. according to defined in step 1/checklist execution monitoring program starts to execute triggering Logic, triggering airborne system operate self-check function, and by existing cockpit audio system with certain loudness to unit Start to play the audio of the musical sound.
Airborne system mentioned by this step operates self-check function, is root in the airborne equipment for can reside in aircraft Unit operation and corresponding aircraft operating status according to resident aircraft current all available S.O.P./checklists It checks logic and check criteria, automatically analyzes the validity and correctness of unit operation.It is according to performed standard operation journey Sequence/checklist, in conjunction with the interaction data of unit and airborne equipment, aircraft and airborne system running state data etc., in conjunction with predetermined S.O.P./checklist unit operation of justice and the inspection logic and check criteria of corresponding aircraft operating status, point The step of whether analysis unit defines according to S.O.P./checklist is operated effectively, and monitors aircraft and airborne system System is met to expection.
Step 3: examination criteria operation sequence/checklist implementation procedure: acquisition unit passes through airborne man-machine interface in real time The data and (or) aircraft of input and the running state data of airborne system, each standard operation according to defined in step 1 Program/checklist unit operation checks logic and check criteria, checks the validity of the operating process of unit, wraps It includes: can be expected with the operation that operation expection and (or) real-time collecting or analysis obtain defined in step 1, to aircraft and machine The operating status of loading system is analyzed, and judges whether that meeting operation is expected;The operating process of unit is checked, judgement is It is no to meet predefined operating process.According to inspection result, determines that Current standards operation sequence/checklist executes state: working as machine Group operation meets predefined operating process, and when the operating status of aircraft and airborne equipment meets expected, Current standards behaviour Make program/checklist to execute state to be normal;When unit operation is unsatisfactory for predefined operating process and (or) aircraft and machine When the operating status of load equipment is unsatisfactory for expected, it is improper that Current standards operation sequence/checklist, which executes state,;When needing end Only when the current S.O.P./checklist and (or) when Current standards operation sequence/checklist executes completion, termination is worked as The validity of the preceding operating process to unit checks, and it is to stop that Current standards operation sequence/checklist, which executes state,.
Wherein in this step, when Current standards operation sequence/checklist execution state is always normal, then do not change current Normal musical sound;When Current standards operation sequence/checklist executes state by being normally changed to improper, then it is current to stop output Normal musical sound is changed to audio frequency broadcast systems such as cockpit audio systems and exports current corresponding improper musical sound;Current standards When operation sequence/checklist execution state is in improper always, then continue to audio frequency broadcast systems such as cockpit audio systems Output operates corresponding improper musical sound;Current standards operation sequence/checklist execute state by it is improper be changed to normal when, Then stop exporting current improper musical sound to audio frequency broadcast systems such as cockpit audio systems, change to cockpit audio system etc. Audio frequency broadcast system exports current corresponding normal musical sound;Current standards operation sequence/checklist executes state by normally changing When to stop or Current standards operation sequence/checklist execute state by it is improper be changed to stop when, stop to cockpit sound The audio frequency broadcast systems such as display system export current corresponding normal musical sound and improper musical sound information.

Claims (10)

1. a kind of audio auxiliary examination operating method, it is characterised in that: the described method includes:
According to preset S.O.P., unit operation audit function and the institute of each S.O.P. are defined State the musical sound triggering logic and the normal musical sound of aid prompting, the improper musical sound of aid prompting of unit operation audit function;
When executing the S.O.P., it is performed simultaneously the unit operation audit function, and plays the aid prompting and uses Normal musical sound;Check that logic monitors the implementation procedure of the S.O.P. according to the unit operation;If the unit behaviour The logic detection that conducts a survey be not inconsistent to operation with the S.O.P. and, then start the musical sound and trigger logic, and play institute Aid prompting is stated with improper musical sound;If the unit operation checks logic detection to operation recovery and the S.O.P. When being consistent, start the musical sound triggering logic, and play aid prompting with normal musical sound;
Detect the S.O.P. implementation procedure.
2. according to the method described in claim 1, it is characterized by: the musical sound triggers logic, for judging that triggering plays, more Change broadcasting, terminate the broadcasting Chang Leyin for playing, triggering.
3. according to the method described in claim 1, it is characterized by: the aid prompting normal musical sound and the aid prompting With improper musical sound, including at least one set of continuous musical sound, start to play when the S.O.P. executes, until current The S.O.P. step terminates to play.
4. according to the method described in claim 3, it is characterized by: it includes that unit pressure terminates, and presets that the end, which plays, Terminate under aviation operation state.
5. according to the method described in claim 1, it is characterized by: the aid prompting with normal musical sound is airborne system inspection Musical sound of the Programmable detection to the correct S.O.P. operation of unit and when the working condition of aircraft and airborne system meets expected; The aid prompting is that airborne system checks that Programmable detection is not grasped correctly according to S.O.P. to unit with improper musical sound The musical sound when working condition of work or aircraft and airborne system meets expected.
6. according to the method described in claim 5, it is characterized in that, the aid prompting normal musical sound and the aid prompting It is greater than just noticeable difference with the difference between improper musical sound.
7. according to the method described in claim 1, it is characterized by: the unit operation audit function, resides in aircraft In airborne equipment, according to the inspection logic and inspection of the unit operation of the S.O.P. and corresponding aircraft operating status Standard analyzes the validity and correctness of unit operation.
8. according to the method described in claim 1, it is characterized by: the unit operation audit function specifically includes:
According to the operating status of the aircraft of real-time collecting, equipment state and unit operation demand, start the standard operation journey Sequence, and inform S.O.P. execute monitoring program unit it is current by the S.O.P. of execution.
9. according to the method described in claim 1, it is characterized by: the detection S.O.P. implementation procedure, tool Body includes:
The operating status number of the data, aircraft and the airborne system that are inputted according to the unit acquired in real time by airborne man-machine interface The operation of the operation of unit, aircraft and airborne equipment is analyzed according to, the unit operation audit function volume, determines that unit is It is no to execute operation according to S.O.P. regulation, determine whether the operating status of aircraft and airborne system reaches standard operation The expection that procedure operation executes.
10. the method according to claim 1, wherein method further include:
It triggers whether logic judgment changes current musical sound according to the musical sound, and exports the audio of the musical sound by audio frequency apparatus Information is to unit, to prompt the correctness and validity of unit operation;When terminating the operation of Current standards operation sequence, stop working as The output of preceding musical sound He the musical sound audio-frequency information.
CN201910321381.6A 2019-04-19 2019-04-19 Audio auxiliary inspection operation method Active CN110065651B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709547A1 (en) * 1993-08-30 1995-03-10 Thomas Jean Paul Audio assistance system for the prevention of breakdowns
CN101361275A (en) * 2006-02-23 2009-02-04 Lg电子株式会社 Method and apparatus for processing an audio signal
CN101434297A (en) * 2008-10-06 2009-05-20 倪侃 Electronic flight inspect single system with voice prompt
CN102092477A (en) * 2010-11-30 2011-06-15 中国民航大学 Device and method for automatic test and fault diagnosis of plane audio integrated system
CN206324794U (en) * 2016-04-19 2017-07-14 上海西门子医疗器械有限公司 Equipment and system that medical assistance is checked
CN108180967A (en) * 2017-12-26 2018-06-19 北京万集科技股份有限公司 A kind of vehicle dynamic weighing system and its cheat detection method based on audio auxiliary
CN208017470U (en) * 2017-10-20 2018-10-30 成都菲斯普科技有限公司 A kind of paediatrics mouth lamp

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2709547A1 (en) * 1993-08-30 1995-03-10 Thomas Jean Paul Audio assistance system for the prevention of breakdowns
CN101361275A (en) * 2006-02-23 2009-02-04 Lg电子株式会社 Method and apparatus for processing an audio signal
CN101434297A (en) * 2008-10-06 2009-05-20 倪侃 Electronic flight inspect single system with voice prompt
CN102092477A (en) * 2010-11-30 2011-06-15 中国民航大学 Device and method for automatic test and fault diagnosis of plane audio integrated system
CN206324794U (en) * 2016-04-19 2017-07-14 上海西门子医疗器械有限公司 Equipment and system that medical assistance is checked
CN208017470U (en) * 2017-10-20 2018-10-30 成都菲斯普科技有限公司 A kind of paediatrics mouth lamp
CN108180967A (en) * 2017-12-26 2018-06-19 北京万集科技股份有限公司 A kind of vehicle dynamic weighing system and its cheat detection method based on audio auxiliary

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